US Pat. No. 10,113,567

HYDRAULIC CYLINDER WITH TAPER LOCK PISTON ASSEMBLY

1. A hydraulic cylinder, comprising:a cylinder assembly defining a cavity;
a piston rod having an inboard end and a rod axis;
a taper lock piston assembly including a piston head with a central bore and a head axis, and wherein the inboard end includes a first exterior tapered portion having a first non-zero cylinder taper angle and a second exterior tapered portion having a second non-zero cylinder taper angle that is different than the first cylindrical taper angle and the central bore defines a piston tapered portion having a non-zero bore taper angle that is the same as the first cylinder taper angle; and
wherein the piston head is received on the inboard end with the first exterior tapered portion in circumferential abutment with the piston tapered portion.

US Pat. No. 10,113,564

HYDRAULIC SYSTEM AND METHOD OF OPERATING THE SAME

Robert Bosch GmbH, Stutt...

1. A hydraulic system comprising:a pressure-driven actuator operable to provide a mechanical output in response to a pressure input;
a single hydraulic circuit communicating with the pressure-driven actuator;
a vibratory actuator in the single hydraulic circuit and operable to generate a first component of the mechanical output at a first frequency; and
a hydraulic supply apparatus separate from the vibratory actuator, in the single hydraulic circuit, and operable to generate a second component of the mechanical output at a second frequency less than the first frequency.

US Pat. No. 10,113,563

HYDRAULIC DRIVE AND METHOD FOR DISCREETLY CHANGING THE POSITIONAL OUTPUT OF SAID DRIVE

Linz Center of Mechatroni...

1. Method for discrete changing of a position output on a hydraulic drive, in which methodat least one displacer cylinder incrementally either supplies to or discharges from the drive its displacer volume, as a function of at least one input signal, via relocation of its piston element from a starting position into an end position, wherein the piston element of the displacer cylinder is relocated multiple times from the starting position into the end position and from this end position back again, in order to discretely change the position output on the drive in accordance with the displacer volume supplied or discharged,
wherein during relocation of the piston element from the starting position into the end position, the displacer cylinder is hydraulically connected with a feed line or return line of a pressure medium source,
and in a subsequent step, the changed position output on the drive is reset again,whereinwhen the piston element is relocated from the end position into the starting position, cylinder chambers of the displacer cylinder are hydraulically short-circuited by way of a short-circuit line that is hydraulically separated from the feed line or return line of the pressure medium source.

US Pat. No. 10,113,562

AIR MOVER CIRCUITRY AND COMPLIANT MEMBER

GENTHERM AUTOMOTIVE SYSTE...

1. A blower comprisinga. a rotor,
b. a stator, and
c. an oblong-shaped printed circuit board including:
i. one or more electrical feeds,
ii. a plurality of circuitry,
iii. a through hole that receives a portion of the stator,
iv. a primary dimension that is centered between edges defining an overall width of the oblong-shaped printed circuit board, and
v. a secondary dimension that is perpendicular to the primary dimension, the secondary dimension is centered between edges defining an overall length of the oblong-shaped printed circuit board;
wherein a center of the through hole is located off center on the printed circuit board relative to both the primary dimension and the secondary dimension so that a plane bisecting the through hole in a direction parallel to the secondary dimension, creates a short side on one side of the plane and a long side on another side of the plane, and substantially all of the plurality of circuitry is located on the long side in a region of the printed circuit board that includes the one or more electrical feeds.

US Pat. No. 10,113,561

SECONDARY FLOW BAFFLE FOR TURBOMACHINERY

1. A stage of a fan for a gas turbine engine, comprising:a rotor blade;
a stator vane disposed aft of the rotor blade; and
a baffle extending radially inward from the stator vane, the baffle defining a secondary airflow path from a higher pressure zone aft of the stator vane to a lower pressure zone forward of the stator vane,
wherein the secondary airflow path is disposed between a forward surface of an inner case structure and an aft surface of the baffle, between a forward surface of the baffle and an aft surface of a disk, and forward of a forward surface of the disk, and
wherein the baffle has at least one of a curve or slant defining a cavity configured to direct airflow around the baffle and to disk cavities.

US Pat. No. 10,113,560

GAS GUIDING DEVICE AND FACILITY INCLUDING THE SAME

MITSUBISHI HITACHI POWER ...

1. A gas guiding device which is connected to an axial-flow rotary machine supported by at least one support leg, the axial-flow rotary machine including a rotating shaft rotating around an axis, an inner casing having a tubular shape around the axis, and an outer casing having a tubular shape around the axis and forming a gas flow passage for gas between the outer casing and an outer peripheral side of the inner casing, and which guides the gas between the gas guiding device and the axial-flow rotary machine, the gas guiding device comprising:a first connection part connected at an end of the tubular outer casing and having an annular shape around the axis;
a second connection part connected at an end of the tubular inner casing and having an annular shape around the axis;
a first wall plate connected to the first connection part;
a second wall plate connected to the second connection part;
side wall plates that couple the first wall plate and the second wall plate;
a main body part configured of the first wall plate, the second wall plate, and the side wall plates, the main body part having an opening formed on the radially outside relative to the axis; and
a support part supporting the main body part, wherein
the first connection part has a first joint which has an annular shape around the axis and allows movement of the main body part relative to the outer casing,
the second connection part has a second joint which has an annular shape around the axis and allows movement of the main body part relative to the inner casing,
a flow passage having an annular shape around the axis is provided inside the main body part by a combination of the first connection part and the second connection part, and
the support part supporting the main body part is configured to support the main body part independently from the axial-flow rotary machine.

US Pat. No. 10,113,559

GAS TURBINE ENGINE IMPACT LINER

UNITED TECHNOLOGIES CORPO...

1. An impact liner for a gas turbine engine, comprising:a base sheet;
a perforated sheet spaced a distance from the base sheet;
a plurality of stanchions extending from the base sheet; and
a plurality of supports, each of the supports being operatively connected to one of the plurality of stanchions at a first end of the support, each support extending from a stanchion and coupled to the perforated sheet at a second end of the support opposite the first end, each support including a chamber formed therein interactive with the perforated sheet to act as a Helmholtz resonator.

US Pat. No. 10,113,558

FAN AND COMPRESSOR HOUSING

Hamilton Sunstrand Corpor...

1. A fan housing for an air cycle machine, the fan housing comprising:an outer ring disposed around a center axis of the fan housing;
at least one strut extending radially inward from the outer ring; and
an inner ring disposed radially inward from the outer ring and connected to the at least one strut opposite the outer ring; wherein the inner ring further comprises:
a first end disposed axially opposite a second end;
a guide surface facing radially inward relative the center axis and formed between the first end and the second end;
a shelf disposed radially inward from the guide surface, wherein the shelf comprises:
a stop surface extending radially and disposed axially between the second end and the guide surface; and
a shelf surface facing radially outward relative the center axis and extending axially between the first end and the stop surface; and
a recess formed in the first end, wherein the recess extends axially between the first end and the guide surface, and wherein the recess extends radially inward to the guide surface.

US Pat. No. 10,113,556

CENTRIFUGAL COMPRESSOR ASSEMBLY FOR USE IN A TURBINE ENGINE AND METHOD OF ASSEMBLY

General Electric Company,...

1. A centrifugal compressor assembly for use in a turbine engine, said assembly comprising:an impeller that comprises a plurality of rotor blades; and
a stationary assembly circumscribing said impeller such that a clearance is defined therebetween, wherein said stationary assembly comprises:
at least one articulating seal member positioned adjacent said plurality of rotor blades;
a biasing mechanism configured to cause said at least one articulating seal member to selectively translate relative to said plurality of rotor blades based on an operating condition of the turbine engine; and
wherein said at least one articulating seal member comprises a first articulating seal member and a second articulating seal member, said first articulating seal member extending along an inner radial portion of said impeller and said second articulating seal member extending along an outer radial portion of said impeller.

US Pat. No. 10,113,555

COMPRESSOR

1. A turbocharger unit for an internal combustion engine, the internal combustion engine having at least one exhaust line for evacuation of exhaust gases from a combustion chamber of the internal combustion engine and at least one inlet line for supply of air to the combustion chamber, the turbocharger unit comprising:a turbine and a compressor, the turbine interacting with the compressor in order to extract energy from an exhaust-gas flow of the internal combustion engine and to pressurize inlet air of the internal combustion engine, wherein the compressor is a radial compressor and the radial compressor includes:
an impeller having an axis of rotation, and,
a diffuser disposed downstream from the impeller in a direction of fluid flow through the radial compressor, and
the impeller includes:
a central hub disposed along the axis of rotation of the impeller and including backswept full blades and splitter blades both of which are symmetrically spaced about the hub, and each of the backswept full blades and each of the splitter blades being attached to the hub and respectively extending in an outward manner away from the hub, and only one splitter blade of the splitter blades is disposed between each pair of adjacent backswept full blades symmetrically spaced about the hub, and each of the backswept full blades has an inlet edge and each of the splitter blades has an inlet edge,
the backswept full blades in which a blade angle, between an imaginary extension of a center line of at least one backswept full blade of the backswept full blades, between a root section and a tip section of the at least one backswept full blade, in a direction of an outlet tangent and a line connecting the rotation axis of the impeller to an outer tip of the at least one backswept full blade of the backswept full blades, is at least 40 degrees, and a ratio between an inlet diameter of the impeller and an outlet diameter of the impeller lies within a range of 0.50-0.62, the inlet edge of each backswept full blade of the backswept full blades extending outwardly from the hub so as to be generally disposed along a plane positioned transverse to the rotation axis of the impeller, and
the splitter blades, the inlet edge of each splitter blade of the splitter blades being disposed axially downstream of the inlet edge of each of the backswept full blades, the inlet edge of each splitter blade extending between a radially innermost end disposed adjacent the hub and a radially outermost end spaced apart from the hub and the innermost end, wherein the radially outermost end is located axially upstream of the radially innermost end, a tangent to the inlet edge of each splitter blade defining a non-zero angle relative to a plane perpendicular to the axis of rotation of the impeller at all points along the entire length of the inlet edge of each splitter blade, and
the diffuser being provided with diffuser blades, a ratio of a length of the diffuser blades to a distance between the diffuser blades, along a periphery in a blade inlet, being within a range of 0.7-1.5, for diminishing velocity difference between flow of fluid flowing along a pressure side and a suction side of each of the diffuser blades for increasing efficiency of the radial compressor during operation of the radial compressor of the turbocharger unit in the internal combustion engine.

US Pat. No. 10,113,554

MANUFACTURING METHOD OF COMPRESSOR IMPELLER AND COMPRESSOR IMPELLER

1. A manufacturing method of a compressor impeller formed of a single workpiece which is cut so that a plurality of vane sections are formed with intervals between one another in a circumferential direction of the workpiece, the manufacturing method comprising:a workpiece-fixing step of placing the workpiece on a supporting pedestal and fixing the workpiece on the supporting pedestal by pressing the placed workpiece; and
a cutting step of cutting an inter-vane region delimited by adjacent two of the vane sections and forming the plurality of vane sections with intervals between one another in the circumferential direction of the workpiece while pressing the workpiece,
wherein the cutting step includes
a second cutting step of cutting, when simultaneously cutting a part of the plurality of inter-vane regions which includes more than one of the inter-vane regions disposed continuously in the circumferential direction of the workpiece, the part of the plurality of inter-vane regions so that at least one of the part of the plurality of inter-vane regions being cut simultaneously is positioned away from a remainder of the part of the plurality of inter-vane regions being cut simultaneously by a distance of one or more inter-vane regions, and
wherein, when the second cutting step is selected in the cutting step and the inter-vane regions, which has five or more, disposed continuously in the circumferential direction of the workpiece are divided into two groups and all of the inter-vane regions in each group are cut simultaneously, the inter-vane regions in said each group are positioned away from one another by a distance of one inter-vane region in the circumferential direction of the workpiece, and when there are an odd number of inter-vane regions, within the group having a greater number of inter-vane regions, two adjacent inter-vane regions are paired together for purposes of defining the inter-vane region.

US Pat. No. 10,113,553

CENTRIFUGAL COMPRESSOR WITH HOT GAS INJECTION

DAIKIN APPLIED AMERICAS I...

1. A centrifugal compressor adapted to be used in a chiller, the centrifugal compressor comprising:a casing having an inlet portion and an outlet portion;
an inlet guide vane disposed in the inlet portion;
an impeller disposed downstream of the inlet guide vane, the impeller being attached to a shaft rotatable about a rotation axis;
a motor arranged and configured to rotate the shaft in order to rotate the impeller;
a diffuser disposed in the outlet portion downstream from the impeller with an outlet port of the outlet portion being disposed between the impeller and the diffuser;
a hot gas injection passage arranged and configured to inject hot gas refrigerant between the inlet guide vane and the impeller; and
a controller programmed to control an amount of hot gas refrigerant injected between the inlet guide vane and the impeller,
the controller being further programmed to inject the hot gas refrigerant between the inlet guide vane and the impeller when an evaporator outlet water temperature is less than a predetermined value and a position of the inlet guide vane is less than a predetermined position value.

US Pat. No. 10,113,552

SYSTEM, METHOD, AND APPARATUS TO MONITOR COMPRESSOR HEALTH

Caterpillar Inc., Deerfi...

1. A computer-implemented method for onboard monitoring of health of a gas compressor, the method comprising:generating, onboard the gas compressor, a virtual performance model of the gas compressor in a first state;
receiving, onboard the gas compressor, data corresponding to sensed operating conditions of the gas compressor from one or more sensors;
determining, onboard the gas compressor, based on frequency domain analysis, whether the gas compressor is leaking by comparing output signals of the virtual performance model of the gas compressor in the first state to the data corresponding to sensed operating conditions of the gas compressor;
outputting, from the gas compressor, health information corresponding to the health of the gas compressor, the health information including a leak indication regarding whether the gas compressor is leaking based on the determining whether the gas compressor is leaking based on frequency domain analysis;
generating, onboard the gas compressor, a virtual structure model of the gas compressor; and
determining a remaining useful life of the gas compressor based on outputs of the virtual structure model, the data corresponding to sensed operating conditions of the gas compressor, and saved historical health data of the gas compressor.

US Pat. No. 10,113,551

AXIAL FLOW FAN

MINEBEA CO., LTD., Kitas...

1. An axial flow fan comprising:an impeller having a hub and a plurality of blades disposed on an outer circumference of the hub;
a motor arranged to rotate the impeller;
a casing accommodating the impeller and the motor, wherein the casing comprises:
a cylindrical housing having upper and lower edges,
flanges formed at the upper and lower edges of the cylindrical housing,
a motor base configured to hold the motor, the motor base being disposed on a bottom side of the cylindrical housing, and
four spokes disposed on an outlet side of the casing, and connecting the motor base and the cylindrical housing, wherein one of the four spokes has a straight shape and the remaining three spokes have a curved shape that is convex toward a rotational direction of the impeller and
a lead wire for supplying electric power to the motor disposed on the spoke having the straight shape, wherein:
when viewed from the outlet side of the casing, the flange at the lower edge of the cylindrical housing has a tetragonal outer periphery and has an inner periphery that has four arc-shaped corners connected by four linear sides;
each of the four spokes is coupled to one of the arc-shaped corners of the flange at the lower edge of the cylindrical housing; and
the spoke having the straight shape and the spokes having the curved shape are provided so that when a radial length of the spoke having the straight shape is defined as L and an amount of the curvature of the spokes having the curved shape is defined as X, a displacement of the curved shape (X/L) is more than 0 and less than 0.2.

US Pat. No. 10,113,550

VENTILATION SYSTEM AND METHOD

Broan-NuTone LLC, Hartfo...

1. A ventilation apparatus, comprising:an upgrade cartridge insertable into a previously installed ventilation apparatus housing having at least one wall and defining an aperture, the upgrade cartridge comprising:
a motor plate dimensioned to be capable of fitting into a previously installed ventilation apparatus housing;
a motor secured to the motor plate and configured and arranged to not extend past some dimensions of the motor plate;
a scroll including a blower outlet defining an outlet opening and configured to interface with the aperture in the main housing and including at least one locating rib configured and arranged to engage the at least one wall to guide the upgrade cartridge into the previously installed ventilation apparatus housing, and a downwardly open hook;
a blower wheel coupled to the motor and positioned within the scroll so as to be capable of generating a fluid flow;
a capacitor electrically connected to the motor, and mechanically coupled to the scroll; and
a motor harness including at least one plug, the at least one plug being capable of coupling with at least one plug receptacle.

US Pat. No. 10,113,549

MONITORING AN ELECTRIC SUBMERSIBLE PUMP FOR FAILURES

SCHLUMBERGER TECHNOLOGY C...

1. A method for monitoring an electric submersible pump, comprising:acquiring a baseline signature for the electric submersible pump in a first environment while the electric submersible pump is confirmed to be healthy;
acquiring a downhole signature for the electric submersible pump in a downhole environment while the electric submersible pump is confirmed to be healthy;
applying an operator to the baseline signature and the downhole signature that results in a downhole noise component;
acquiring a vibration signature for the electric submersible pump in the downhole environment while the electric submersible pump is in an operating mode;
removing the downhole noise component from the vibration signature to produce an isolated electric submersible pump signature; and
determining a health status of the electric submersible pump based on the isolated electric submersible pump signature.

US Pat. No. 10,113,548

COMBINATION OF MOTOR AND VACUUM PUMP WITH AN EXHAUST FLOW

Gebr. Becker GmbH, Wuppe...

1. A vacuum device for generating a vacuum, the vacuum device comprising:a vacuum pump comprising:
a pump housing enclosing a pump shaft,
an air intake device connected with the pump housing, and
an air exhaust device connected with the pump housing, and
a motor acting upon the pump shaft for driving the vacuum pump,
wherein operation of the vacuum pump sucks in air via the air intake device for generating the vacuum,
wherein operation of the vacuum pump discharges exhaust air via the air exhaust device,
wherein the air exhaust device comprises a discharge valve,
wherein the exhaust air is, downstream of the discharge valve, divided into two partial flows that are respectively associated with a first pipe section and a second pipe section,
wherein the discharge valve is arranged above the motor and the vacuum pump relative to a normal operating state of a combination of the motor and the vacuum pump,
wherein the first pipe section conveys the exhaust air from a region above the motor and the vacuum pump into a region underneath the motor and the vacuum pump and is connected to the discharge valve, and
wherein the first pipe section is partially or completely arranged within an outside contour of at least one of the motor and the vacuum pump relative to a cross section perpendicular to a longitudinal axis of at least one of the motor and the pump shaft.

US Pat. No. 10,113,547

PUMP PROVIDED WITH A SYSTEM FOR COMPENSATING THE INTERNAL PRESSURE

FLUID-O-TECH S.R.L., Cor...

1. A pump comprising a casing enclosing a pumping group, at least one inlet conduit for inletting a fluid and at least one outlet conduit for outletting said fluid being obtained on said casing, said pumping group comprising a pair of mutually coupled gears, each mounted on a respective support shaft, wherein the relative movement of a first gear with respect to a second gear defines a pumping chamber having variable volume inside the pumping group, so as to suck the fluid from the inlet conduit and to eject it through the outlet conduit, a first support shaft being operatively connected to an actuator assembly so that the first gear operates as driving gear to set the second gear in rotation, the pump comprising at least one deformable element for compensating at least one of an increase in volume of the fluid and an increase in the pressures inside said pump, the pump being characterized in that said deformable element for compensating the pressure/volume is at least partially manufactured from a shape memory metal alloy having superelastic properties.

US Pat. No. 10,113,545

METHOD OF MANUFACTURING A SCREW PUMP WITHOUT UNDERCUT AND/OR SCREW PUMP WHICH CAN HAVE LUBRICATION CHANNELS ON AT LEAST ONE OF THE DRIVE SCREW AND RUNNING SCREWS

SKF Lubrication Systems G...

1. A method for manufacturing a screw pump for transporting a fluid, the method comprising the steps of:providing a drive spindle having a drive spindle profile,
providing a running spindle,
rolling a running spindle profile into the running spindle such that the running spindle profile is formed without undercut,
simultaneously with the rolling of the running spindle profile into the running spindle also forming a lubricant groove in the running spindle, and
wherein the running spindle engages with its running spindle profile at least partially in the drive spindle profile of the drive spindle.

US Pat. No. 10,113,544

LONG-STROKE PUMPING UNIT

WEATHERFORD TECHNOLOGY HO...

1. A pumping unit, comprising:a prime mover for reciprocating a rod string;
a tower;
a counterweight assembly movable along the tower;
a crown mounted atop the tower;
a belt having a first end connected to the counterweight assembly and having a second end connectable to the rod string; and
a dynamic control system for controlling a speed of the prime mover and comprising:
a load cell for measuring force exerted on the rod string;
a sensor for detecting position of the rod string, wherein the sensor is operable to detect a position of the rod string by detecting a position of the counterweight assembly;
an accelerometer for measuring vibration of the rod string or of a production string;
a meter for measuring power consumed by the prime mover; and
a controller operable to:
determine position of and load on a downhole pump connected to the rod string and the production string;
determine acceptability of two or more parameters of the pumping unit;
select a prime objective based on a hierarchy of the parameters and the acceptability of the parameters;
determine an upstroke speed, a downstroke speed, and turnaround accelerations and decelerations for the prime objective; and
monitor for failure of the rod string or belt and control descent of the counterweight assembly in response to detection of the failure.

US Pat. No. 10,113,543

FINGER TYPE PERISTALTIC PUMP COMPRISING A RIBBED ANVIL

Q-CORE MEDICAL LTD., Pet...

1. An interface configured to be placed in conjunction with a finger-type peristaltic pump including a plurality of fingers, said pump having a pumping cycle of alternating linear motion of each finger, said interface comprising:a conduit having a compressible segment and positioned within said interface such that when said interface is mounted on the pump the alternating linear motion of the fingers causes fluid to flow through the conduit by applying a series of compressive forces on said conduit, thereby defining a set of contact points on the conduit where fingers of the pump contact the conduit during the alternating linear motion of the fingers;
a conduit accommodation configured to receive said conduit and removably mount said interface to the finger type peristaltic pump;
and
a ribbed anvil positioned within said interface so as to contact a first surface of said conduit opposite a second surface of the conduit contacted by the fingers and having a longitudinal dimension perpendicular to the linear motion of the fingers, said ribbed anvil comprising:
(i) a first set of protruding ribs positioned directly across from each of the contact points, each of said first set of ribs having a flat surface perpendicular to the linear motion of the fingers configured to provide a counterforce to a compressive force produced by each of the plurality of fingers, when said interface is mounted to the pump; and
(ii) a second set of protruding ribs positioned such that the ribs of said second set of ribs alternate with the ribs of said first set of ribs, and such that the ribs of said second set of ribs are positioned to interface with the first surface of said conduit opposite the second surface of the conduit contacted by the fingers in between said contact points wherein said second set of ribs is configured to support the conduit when compressed.

US Pat. No. 10,113,542

PERISTALTIC PUMP TUBING SECURING SYSTEM

Cook Medical Technologies...

1. A peristaltic pump, comprising:a rotor assembly and a mounting arrangement associated with the rotor assembly;
said mounting arrangement having a first mounting area and a second mounting area;
said first mounting area being mateable with a first mating member having a fluid-carrying tube extending therethrough such that a length of the fluid-carrying tube extends beyond opposing sides of the first mating member;
said second mounting area being mateable with a second mating member having the fluid-carrying tube extending therethrough such that a length of the fluid-carrying tube extends beyond opposing sides of the second mating member; and
at least one sensor positioned within at least one of said mounting areas and arranged to detect a sensor detectable feature of at least one of said mating members;
wherein said first mounting area is arranged to prevent said first mounting area from mating with the second mating member;
wherein said first mounting area includes a locking surface arranged to contact a catch of a deflectable tab member of the first mating member and resist withdrawal of the first mating member from the first mounting area when the catch is engaged with the locking surface; and
wherein the first mating member is advanced along a first direction when mating the first mating member with the first mounting area and wherein the locking surface is transverse to said first direction.

US Pat. No. 10,113,541

VALVES AND PUMPS USING SAID VALVES

SILGAN DISPENSING SYSTEMS...

1. A valve for a pump, comprising:a valve stem;
an outlet valve at a first end of the valve stem;
a valve disc at a second end of the valve stem, the valve disc having a substantially flexible semispherical shape configured to collapse; and
at least one longitudinal rib running a portion of the length of the valve stem between the outlet valve and the valve disc,
wherein proximate the second end, the at least one longitudinal rib tapers inward towards the valve stem as the rib extends in a direction from the first end towards the second end.

US Pat. No. 10,113,540

LINEAR COMPRESSOR

Haier US Appliance Soluti...

1. A linear compressor, comprising:a cylinder defining a chamber;
a piston slidably received within the chamber of the cylinder;
a driving coil;
an inner back iron positioned in the driving coil, the inner back iron having an outer surface;
a magnet mounted to the inner back iron at the outer surface of the inner back iron such that the magnet faces the driving coil;
a flex mount positioned within the inner back iron and coupled to the inner back iron;
a coupling extending between the flex mount and the piston;
a compliant bellows coupled to the flex mount and the piston; and
a muffler mounted to the flex mount within the inner back iron, one end of the compliant bellows mounted to the muffler within the inner back iron.

US Pat. No. 10,113,538

IMPULSE PUMP

The United States of Amer...

1. A pump for generating impulse energy in the form of a water jet, said pump comprising:a base plate positioned perpendicular to a longitudinal axis of said pump, said base plate including an inner surface, an outer surface, a central aperture collinear to the longitudinal axis and at least one aperture at a radial distance from the central aperture;
a first bearing positioned within the central aperture;
a pusher shaft collinear with the longitudinal axis, said pusher shaft having a plurality of axial sections of ascending diameter adjacent to each other and extending away from the inner surface of said base plate, a smallest diameter section centered within and engaging said first bearing, a second section of increased diameter compared to said first section, a third section of increased diameter compared to said second section, a fourth section of increased diameter compared to said third section, a fifth section of increased diameter compared to said fourth section, a sixth section of increased diameter compared to said fifth section and a seventh section of increased diameter compared to said sixth section;
an idler rotor press-fit to encompass said second section with a plane of said rotor perpendicular to the longitudinal axis, said idler rotor having uniformly spaced markings around a circumference;
a sensor attached to the inner surface of said base plate and in proximity to said idler rotor, said sensor capable of detecting and reading the uniformly spaced markings of said idler rotor;
a first brake caliper including a hydraulic cylinder, said first brake caliper attached to said base plate and bracketing said idler rotor such that when said first brake caliper is actuated, a restraining force is applied by said hydraulic cylinder to said idler rotor and onto said pusher shaft;
a second bearing encompassing said third section;
a flywheel radially affixed to said second bearing;
a positioning plate positioned at an axial location coincident with said sixth section such that rotational motion is capable between said pusher shaft and said positioning plate;
a third bearing positioned within the radially distanced aperture of said base plate;
a drive motor having an attached drive shaft with said motor spaced apart from the outer surface of said base plate and with said drive shaft rotationally positioned within and extending through said third bearing;
a motor drive gear attached coaxially to an end of said drive shaft opposite to the attachment of said drive shaft to said motor, wherein said drive gear is capable of rotating at a predetermined speed;
a flywheel rim gear parallel to and mechanically affixed to said flywheel on a face of said flywheel facing said base plate wherein a rotational speed is capable of being transmitted from said motor drive gear and said flywheel rim gear onto said flywheel;
a ring gear mechanically attached to said flywheel and positioned collinear with the longitudinal axis at a position coincident with said fourth axial section, said ring gear annularly shaped with teeth on an inner rim;
a sun gear positioned collinear with the longitudinal axis and at a same position along the longitudinal axis as said ring gear, with teeth on an outer rim, and secured to said pusher shaft on said fourth axial section;
a plurality of planetary gears distributed circumferentially in an annular space between said sun gear and said ring gear at a same position along the longitudinal axis as said ring gear and said sun gear, each of said planetary gears having a diameter equal to a difference in radii of said ring gear and said sun gear, with teeth on an outer rim to simultaneously mate with said ring gear and said sun gear, and each of said planetary gears having a central aperture;
a fourth bearing surrounding said fifth axial section;
a disk shaped planetary gear carrier affixed to said fourth bearing, said planetary gear carrier having a central aperture, and multiple attachment points distributed circumferentially at a radial offset equal to an average radius of an outer diameter of said sun gear and an inner radius of said ring gear;
a plurality of planetary gear shafts with each of said planetary gear shafts rigidly attached perpendicular to a surface of said planetary gear carrier at each of said multiple attachment points with each of said planetary gear shafts supporting each of said planetary gears;
a plurality of planetary gear bearings, each of said planetary gear bearings positioned in each of said central apertures of said planetary gears to allow rotation of said planetary gears about said planetary gear shafts;
a tubular gear box housing coaxial with the longitudinal axis, said tubular gear box housing attached to said base plate on one end and said positioning plate on another end and enclosing said flywheel, said idler rotor, said sensor, said first brake caliper, said motor drive gear, said flywheel rim gear, said ring gear, said sun gear, said planetary gears, said planetary gear bearing, said planetary gear carrier and said planetary gear shafts;
a second brake caliper with hydraulic cylinder within said tubular gear box housing, said second brake caliper attached to said positioning plate and bracketing said planetary gear carrier such that when said second brake caliper is actuated, said hydraulic cylinder is capable of applying a restraining force to said planetary gear carrier and when said second brake caliper is inactivated, said hydraulic cylinder removes the restraining force thereby allowing said planetary gear carrier and said flywheel to rotate;
a thrust bearing positioned coaxially to the longitudinal axis at a position along the longitudinal axis coincident and secured to said seventh section of said pusher shaft wherein said thrust bearing is capable of allowing said pusher shaft to rotate under axial loads while dampening longitudinal loads toward said positioning plate;
a tubular cam assembly housing, said tubular cam assembly housing coaxial with the longitudinal axis and attached at a first end to said positioning plate on a side of said positioning plate opposite to said tubular gear box housing;
a cam assembly within said tubular cam assembly housing, with said cam assembly attached to said pusher shaft at an end opposite to an end of said pusher shaft at said first bearing with said cam assembly having a contoured cam race-way on a second end;
a cam follower arm extending laterally from the longitudinal axis to an offset radial location, said cam follower arm having a cam roller in rotational contact with said cam race-way at the offset radial location;
a plunger positioned coaxially with the longitudinal axis, said plunger having a square cross-section portion attached to said cam follower arm and a cylindrical portion extending away from said square cross-section portion along the longitudinal axis;
a head block positioned coaxially with the longitudinal axis and encompassing said head plunger, said head block have a central bore divided into three sections; a shallow circular bore at a flanged end of said head block, a square section of a smaller cross sectional area than said first circular bored section extending axially from an end of said first circular bored section to a second axial location, and a second circular section extending from an end of said square section to an unflanged end of said head block wherein said second circular section is a reservoir for said pump;
a plurality of sleeve bearings positioned between a surface of said square section of said head block and said plunger;
a compression spring positioned coaxially with the longitudinal axis between said shallow circular bore at the flanged end of said head block and said cam follower arm wherein contact between said plunger and said cam follower arm is maintained by said compression spring; and
a circular plate positioned at an unflanged end of said head block with an aperture at a center of said circular plate to form a nozzle;
wherein said drive motor is capable of accelerating the flywheel to a predetermined speed as said pusher shaft is held stationary such that energy is stored in said flywheel as rotational kinetic energy and the rotational kinetic energy is applied as an accelerating torque from said flywheel to said pusher shaft when said flywheel decelerates;
wherein rotating said pusher shaft in a first direction results in movement along the longitudinal axis for rolling said cam way wherein the fluid is drawn into said reservoir by movement of said plunger to said base plate;
wherein rotating said pusher shaft in a second direction results in movement along the longitudinal axis for rolling said cam way wherein the fluid forced from said reservoir and said nozzle by movement of said plunger away from said base plate.

US Pat. No. 10,113,536

MODULAR MOLTEN SALT SOLAR TOWERS WITH THERMAL STORAGE FOR PROCESS OR POWER GENERATION OR COGENERATION

1. A solar thermal energy generation and storage system, comprising:(A) a plurality of heliostat fields surrounding a central location, wherein each heliostat field comprises:
(i) a solar receiver comprising a plurality of tube panels arranged on an exterior of a support structure, the tube panels being fluidly connected to form at least one flow path; and
(ii) a first plurality of heliostats arranged around the solar receiver;
(B) a first set of cold storage tanks configured to supply heat transfer fluid to at least one solar receiver in the plurality of heliostat fields; and
(C) a first set of hot storage tanks configured to receive heat transfer fluid from at least one solar receiver in the plurality of heliostat fields;
wherein the first set of cold storage tanks comprises at least one cold fluid storage tank and at least one cold fluid pump tank, the at least one cold fluid pump tank having at least one pump to send the heat transfer fluid to the first solar receiver, and wherein the at least one cold fluid storage tank does not have a pump and is fluidly connected only to the at least one cold fluid pump tank.

US Pat. No. 10,113,535

DISPATCHABLE COMBINED CYCLE POWER PLANT

1. A combined cycle electric power plant comprising:a combustion turbine generator that combusts fuel to generate electricity and produce hot exhaust gases;
a second heat source other than the combustion turbine;
a thermal energy storage system that stores heat transferred from the second heat source;
a steam turbine generator that expands superheated steam across a steam turbine to generate electricity;
a first boiler; and
a superheater;
wherein the combined cycle electric power plant has a first mode of operation in which the superheated steam is produced by heating condensate from the steam turbine generator primarily with heat from the combustion turbine exhaust gases to produce hot liquid feedwater, boiling the hot liquid feedwater in the first boiler with heat primarily from the second heat source, from the thermal energy storage system, or from the second heat source and the thermal energy storage system to produce steam, and superheating the steam in the superheater primarily with additional heat from the combustion turbine exhaust gases.

US Pat. No. 10,113,534

POWER GENERATING WINDBAGS AND WATERBAGS

1. A system for generation of electrical power comprising:an aerial drone having an inner frame covered by an external airframe having layers of airbags stacked on top of each other, the aerial drone has at least one tether line attached to the aerial drone;
a driven unit having a body that includes a generator, the driven unit attached to the aerial drone by the at least one tether line; and
a computer in communication with the aerial drone and configured to control the inflation and deflation of the airbags of the aerial drone;
wherein computerized sequential manipulation of the plurality of said airbag's inflation and deflation controls the aerial drone's external shape and contours and enables generation of electrical power from captured wind currents so that the driven unit 500a is lofted by the aerial drone; and
wherein inflation of the airbags creates kinetic energy that is captured within the air bag and transmitted to the driven unit generator to generate electrical power.

US Pat. No. 10,113,533

SYSTEM AND METHOD FOR REDUCING WIND TURBINE OSCILLATIONS CAUSED BY GRID FAULTS

General Electric Company,...

1. A method for operating a wind turbine in response to one or more grid events occurring in a power grid, the method comprising:monitoring, via one or more sensors, a grid voltage of the power grid so as to detect one or more grid events occurring in the power grid;
in response to detecting one or more grid events occurring in the power grid, determining, via a controller, an operating catch point for a wind turbine component as a function of an inverse of a natural frequency of the wind turbine component after the one or more grid events occurred such that the operating catch point equals an operating condition of the wind turbine at a predetermined moment in time before the one or more grid events occurred in the power grid, the operating catch point comprising at least one of a generator speed, a rotor speed, a torque demand, a torque output, or a generator position demand; and
applying a torque demand to the wind turbine component when the operating catch point is reached so as to reduce oscillations of the wind turbine component, wherein the torque demand is equal to an initial torque demand acting on the wind turbine component before the one or more grid events occurred.

US Pat. No. 10,113,532

PRE-CURED COMPOSITES FOR ROTOR BLADE COMPONENTS

General Electric Company,...

1. A rotor blade component for a rotor blade of a wind turbine, the rotor blade component comprising:a plurality of pre-cured composites stacked atop each other, each of the plurality of pre-cured composites comprising:
a continuous base portion comprising a first side and an opposing second side, the first side having a plurality of integral protrusions extending therefrom, wherein adjacent protrusions are separated by a gap, and
a fabric layer attached to the second side of the continuous base portion opposite the plurality of integral protrusions,
wherein, when the pre-cured composites are stacked together, a plurality of gaps are defined in the rotor blade component between at least one of the fabric layers of the plurality of pre-cured composites and the plurality of integral protrusions of an adjacent pre-cured composite.

US Pat. No. 10,113,531

METHODS FOR REPAIRING WIND TURBINE ROTOR BLADES

General Electric Company,...

1. A method for repairing a rotor blade of a wind turbine, the method comprising:identifying at least one defect on one or more surfaces of the rotor blade, the one or more outer surfaces of the rotor blade constructed, at least in part, of a thermoplastic material reinforced with at least one fiber material;
shaping at least one layer of thermoplastic material using at least one of a temperature-resistant non-stick surface, an insulative material, or a conductive material;
arranging the at least one layer of thermoplastic material with the defect; and,
welding the at least one layer of thermoplastic material to the thermoplastic material of the one or more surfaces of the rotor blade at the at least one defect for a predetermined time period.

US Pat. No. 10,113,530

METHODS AND SYSTEMS FOR REMOVING AND/OR INSTALLING WIND TURBINE ROTOR BLADES

General Electric Company,...

1. A method for installing a blade sock onto a rotor blade of a wind turbine, the method comprising:positioning the blade sock adjacent to a blade tip of the rotor blade, the blade sock comprising a sock strap forming a closed-shape;
moving the blade sock relative to the rotor blade such that the blade tip is received within the closed-shape formed by the sock strap; and,
moving the blade sock spanwise along the rotor blade towards a blade root of the rotor blade until the blade sock is positioned at an intermediate location defined between the blade root and the blade tip,
wherein the sock strap is a closed-shape with a fixed perimeter length defining an internal area generally corresponding to a cross-sectional area of the rotor blade at the intermediate location such that the blade sock is prevented from being moved further towards the blade root when it reaches the intermediate location, and
wherein the intermediate location is defined at an outboard location on the rotor blade that is spaced apart from the blade root by a spanwise distance greater than 50% of a blade span of the rotor blade such that the entirety of the blade sock is located at least the spanwise distance from the blade root.

US Pat. No. 10,113,529

APPARATUS FOR CONVERTING WAVE ENERGY INTO ELECTRICAL ENERGY

1. Apparatus for converting wave energy into electrical energy, comprising:a float element excited by a wave at a defined frequency,
a power-extraction system collaborating with the float element in order to convert mechanical energy into electrical energy, said mechanical energy coming from the movement of the float element excited by said wave,wherein said power-extraction system is in the form of a frequency amplifier composed of:at least two piezoelectric motors each composed of at least one piezoelectric post excited at a frequency higher than that of said float,
a member for activating said piezoelectric motors, said member acting on the piezoelectric motors so as to squash said piezoelectric posts,each piezoelectric motor comprising a mechanical amplification device, said device being connected to rollers and comprising:a) jaws which, when they are acted on, apply a mechanical stress to said posts,
b) a lever acting on the jaws so as to stress them, said lever comprising a proximal end attached to said jaws and a distal end attached to a roller, said roller being in contact with the member so as to activate said piezoelectric motor,and wherein said power extraction system comprises an oscillating arm composed of a first end attached to said member and a second end attached to said float, so that said arm transfers the mechanical energy coming from the movement of said float to said member.

US Pat. No. 10,113,528

METHOD AND PROCESSING SYSTEM OF SENSED IONIZATION CURRENT DATA FOR REAL TIME ESTIMATE OF COMBUSTION CHAMBER PRESSURE IN A SPARK IGNITION ENGINE

STMicroelectronics S.r.l....

1. A method of operating a spark plug ignition system, the method comprising:monitoring an ionization current flowing through a spark plug, the spark plug coupled in series with an ignition coil; and
estimating a pressure of a combustion chamber comprising a first sensor, wherein the pressure is estimated based on the monitored ionization current, an output of the first sensor and a mathematical model comprising a set of time-invariant coefficients.

US Pat. No. 10,113,527

SPARK PLUG TESTING KIT

John Leeson, Castle Hill...

1. A spark plug testing kit comprising:a spark observation device having a transparent observation chamber for viewing a spark gap of a spark plug installed therein in use;
positive and earth leads for electrically connecting the spark observation device at respective proximal ends thereof; and
a spark plug opening engaging device, wherein:
the spark plug opening engaging device is
elongate;
defines threading at a first end thereof for turning into a spark
plug opening of an engine block; and
defines an elongate electrical connector nut at a second end thereof, opposite the first end, where a side member spans between the first end and the second end;
a distal end of the earth lead comprises an electrical connector configured for engagement over the elongate electrical connector nut and having an insulative sheath thereabout; and
the spark plug opening engaging device defines at least one engine depressurisation exhaust port through the side member of the spark plug opening engaging device, the depressurisation exhaust port permitting flow of fluid from inside the spark plug opening engaging device to outside the spark plug opening engaging device.

US Pat. No. 10,113,526

IGNITION APPARATUS FOR INTERNAL COMBUSTION ENGINE

DENSO CORPORATION, Kariy...

1. An ignition apparatus for an internal combustion engine comprising:a spark plug that performs electric discharge for igniting a combustible air-fuel mixture inside a combustion chamber of an internal combustion engine;
a first ignition coil and a second ignition coil that include a primary coil and a secondary coil and apply a voltage to the spark plug by the secondary coil;
a voltage applying means for applying a predetermined voltage to the primary coil included in the first ignition coil;
a voltage boosting means for boosting the voltage supplied by the voltage applying means;
a first switching element that conducts and interrupts a primary current flowing to the primary coil included in the first ignition coil;
a second switching element that applies the voltage boosted by the voltage boosting means to the primary coil included in the second ignition coil;
a discharge starting means for starting the electric discharge by the spark plug by controlling the first switching element; and
a discharge maintaining means for applying the voltage boosted by the voltage boosting means by the second switching element so that electric discharge is maintained after the discharge starting means starts the electric discharge by the spark plug.

US Pat. No. 10,113,525

METHOD FOR CONTROLLING A STARTER-GENERATOR

THALES, Courbevoie (FR)

1. A method for controlling a starter-generator during a startup phase of a motor intended to be driven in rotation in a predetermined nominal direction by the starter-generator, said starter-generator comprising a stator comprising at least one polyphase stator winding and a rotor comprising at least one rotor winding coupled magnetically to the stator winding,comprising a step of starting up the motor, during which said at least one polyphase stator winding and said at least one rotor winding are supplied with electric power so as to start up the motor, said startup step being preceded, when the motor is initially rotating in the direction opposite to the nominal direction, by a braking step, during which a current is drawn from said at least one polyphase stator winding and said at least one rotor winding is supplied with electric power.

US Pat. No. 10,113,524

METHOD FOR PRODUCING A FUEL INJECTOR

ROBERT BOSCH GMBH, Stutt...

1. A method for producing a fuel injector, comprising:providing a valve insert with a first alignment device for aligning the valve insert;
introducing the valve insert into an injection molding die, the valve insert being aligned in the injection molding die using the first alignment device; and
molding the valve insert with a plastic to produce a plastic extrusion coating in such a way that the plastic extrusion coating has a second alignment device,
wherein based on the alignment using the first alignment device, a jet path of the fuel injector is aligned relative to the second alignment device
wherein (i) the fuel injector is aligned during assembly in an internal combustion engine, and (ii) for assembly of the fuel injector in the internal combustion engine, only an alignment of the second alignment device is necessary.

US Pat. No. 10,113,523

INJECTOR

CONTINENTAL AUTOMOTIVE GM...

1. An injector comprising:an actuator chamber,
an actuator arranged in the actuator chamber,
a piston guide having a bore,
a piston arranged in the bore of the piston guide,
a first face side of the piston facing toward the actuator, wherein the first face side delimits a first chamber arranged in the bore,
a second face side of the piston located opposite the first chamber, wherein the second face side delimits a second chamber in the bore,
a high-pressure bore extending from the second chamber of the bore to a high-pressure region, and
a nozzle needle disposed in the high-pressure region for controlling a flow of fuel from the injector into an internal combustion engine, wherein the nozzle needle and the piston are hydraulically coupled through the high-pressure bore but without a mechanical linking member,
wherein the piston is arranged between the first chamber and the second chamber, and a lengthening of the actuator moves the piston away from the actuator, increasing a volume of the first chamber and reducing a volume of the second chamber,
wherein a gap extends around a circumference between the piston and the bore, the gap having a gap width allowing fuel to flow between the first chamber and the second chamber,
wherein the piston includes a first material and the piston guide includes a second material,
wherein the first material, when heated, exhibits a first thermal expansion rate, and the second material, when heated, exhibits a second thermal expansion rate that differs from the first thermal expansion rate, and
wherein the first material is selected relative to the second material such that, as a temperature of the piston guide and the piston increases, the gap width decreases as a result of the differing thermal expansion rates to thereby limit fuel flow between the first chamber and the second chamber.

US Pat. No. 10,113,522

END SEAL STRUCTURE OF A FUEL RAIL FOR A GASOLINE DIRECT INJECTION ENGINE

USUI KOKUSAI SANGYO KAISH...

1. An end seal structure of a fuel rail for a gasoline direct injection engine, comprising:a rail body composed of a pipe having a pressing surface formed at least at one end of the rail body and defining a spherical seat surface, and external threads formed on the rail body; and
an end cap that has a cap-nut shape with a closed end, an open end and an inner wall surface extending from the open end to the closed end, internal threads formed in the inner wall surface, and a pressure receiving surface formed on the inner wall surface of the end cap, the pressure receiving surface defining a concave tapered seat surface and being disposed so that the internal threads are between pressure receiving surface and the open end of the end cap; wherein
the end cap is screwed and fixed to the rail body
so that the concave tapered pressure receiving surface of the end cap is brought into pressure contact with the spherical pressing surface of the rail body by an axial force created by tightening the internal threads of the end cap to the external threads of the rail body to seal the end of an opening of the rail body.

US Pat. No. 10,113,521

AIR INTAKE SYSTEM FOR INTERNAL COMBUSTION ENGINE

CUMMINS INC., Columbus, ...

1. An internal combustion engine, comprising: an intake manifold; a plurality of jumper tubes coupled to the intake manifold and at least one cylinder head, the plurality of jumper tubes each having a passageway, and a central axis; wherein at least one of the plurality of jumper tubes further includes a fin portion and a rib portion, wherein the fin portion traverses a distance between two points along the interior surface of the jumper tube to define a first transverse airflow passage and a second transverse airflow passage, wherein the fin is positioned at or near an interface where the jumper tube and the intake manifold are coupled, and wherein the rib portion comprises a plurality of ribs extending radially inward from the interior surface of the jumper tube toward the central axis.

US Pat. No. 10,113,520

INTAKE MANIFOLD RETENTION BRACKET FOR LONG-SHORT RUNNER CONTROL

Ford Global Technologies,...

1. An apparatus for rotating a shaft extending through an intake manifold, comprising:a bracket adaptor including a fastener portion and a shaft portion;
an actuating arm including a pin end, a shaft end, and a main arm positioned between the pin end and the shaft end, the shaft end receiving a portion of the shaft and extending into the shaft portion of the bracket adapter; and
a positioning bracket including a body portion and an ear portion extending from the body portion, the body portion defining a body aperture to interface the fastener portion of the bracket adaptor, and the ear portion including an ear aperture to receive partially therethrough a pin at the pin end of the actuating arm.

US Pat. No. 10,113,519

INTAKE APPARATUS

AISIN SEIKI KABUSHIKI KAI...

1. An intake apparatus comprising:an intake apparatus body including a plurality of intake pipes provided for respective cylinders of a multi-cylinder engine; and
a distribution passage distributing an external gas to the plurality of intake pipes,
the distribution passage including:
a gas passage before branching including a first gas passage through which the external gas flows in a first gas flow direction and a second gas passage through which the external gas flows in a second gas flow direction, the second gas passage curving relative to the first gas passage at a downstream of the first gas passage; and
a gas passage after branching including a third gas passage branched in the first gas flow direction relative to the second gas passage and a fourth gas passage branched in an opposite direction from the first gas flow direction relative to the second gas passage,
an angle formed between the second gas passage and the third gas passage is smaller than an angle formed between the second gas passage and the fourth gas passage.

US Pat. No. 10,113,518

AIR INTAKE DUCT FOR MOTORCYCLE

KAWASAKI JUKOGYO KABUSHIK...

1. An air intake duct for a motorcycle, which air intake duct supplies air taken in through an air inlet in a front portion of a vehicle body to an engine located at a center portion, in a longitudinal direction of the vehicle body, the air intake duct comprising:a duct body extending in the longitudinal direction so as to pass through a lateral side, in a vehicle widthwise direction, of the engine and removably connected at a rear end portion thereof to the engine; and
a duct front removably coupled to a front end portion of the duct body, the duct front having the air inlet and being supported by a vehicle body frame, wherein
the duct front is covered from an outer lateral side by a fairing located at the front portion of the vehicle body, and the duct body is exposed to the outer lateral side from the fairing, and
in a state in which the duct body is removed from the engine, at least a portion of an inner device located inward of the duct body in the vehicle widthwise direction is exposed to enable the inner device to be attached and removed.

US Pat. No. 10,113,516

EXTENDED GASKET PROFILE

1. A filter element unit for an air filter of a vehicle with an internal combustion engine, comprising:a filter element, including
a filter medium;
and a one-piece gasket, including:
a first circumferentially closed gasket part of the one-piece gasket, the first circumferentially closed gasket part circumferentially surrounding the filter element and adapted to seal the filter element against a first channel of a filter housing of the air filter;
a second circumferentially closed gasket part of the one-piece gasket formed unitary with the first circumferentially closed gasket part and spaced apart from the first circumferentially closed gasket part and spaced apart from the filter medium, the second circumferentially closed gasket part adapted to seal a second channel of the filter housing;
at least two bridges arranged between and spacing apart the first circumferentially closed gasket part and the second circumferentially closed gasket part, the at least two bridges connected at a first end to the first circumferentially closed gasket part, the at least two bridges connected at an opposite end to the second circumferentially closed gasket part;
wherein the at least two bridges are spaced apart from each other.

US Pat. No. 10,113,515

WATER COOLED EGR COOLER

Hyundai Motor Company, S...

1. A water-cooled exhaust gas recirculation (EGR) cooler apparatus, comprising:a plurality of tubes disposed within a housing at a predetermined interval, which forms an exhaust gas passage in which exhaust gas passes therethrough, and a tube bonded portion that internally and externally seals the tube is provided at a first side thereof; and
a plurality of supporters interposing the tubes to define a predetermined interval between the tubes and disposed within the housing wherein a coolant passage, in which a coolant flows between the tubes, is formed,
wherein an external surface of a first side of the supporter is bonded to an external surface of the tubes, forming a reinforcing bonded portion wherein the supporter covers and seals the tube bonded portion.

US Pat. No. 10,113,514

VALVE DEVICE

NIFCO INC., Yokosuka-Shi...

1. A valve device forming a portion of a ventilation flow channel of a fuel tank, comprising:a float valve;
a case housing the float valve, and including a first through hole on a top portion of the case;
an outside member housing at least the top portion of the case and including
an attachment portion to a fuel tank, and
a second through hole on a top portion of the outside member to communicate an inside of the tank to an outside of the tank; and
a cylindrical seal member fitted in the first through hole and including
an inner portion to communicate with the second through hole,
an outer flange portion formed at an upper end of the cylindrical seal member and having an outer diameter greater than a diameter of the first through hole, the outer flange portion being pinched between the top portion of the case and the top portion of the outside member,
a lower end of the cylindrical seal member, which becomes a valve seat of the float valve,
a circular rising portion arranged between the outer flange portion and the lower end, the circular rising portion having a diameter greater than that of the lower end and less than that of the outer flange portion, and
an interval between the outer flange portion and the circular rising portion has a diameter less than that of the circular rising portion so that the top portion of the case is sandwiched between the outer flange portion and the circular rising portion to attach the cylindrical seal member to the case.

US Pat. No. 10,113,513

INTERNAL COMBUSTION ENGINES

HYDRO-JECT, LLC, Wilming...

1. A method of operating an internal combustion engine that comprises a variable volume combustion chamber containing a catalyst, said method comprising:at a first pressure in said combustion chamber, admitting an intake gas comprising an aspirant into said combustion chamber;
reducing the volume of said combustion chamber to compress said intake gas to raise pressure in said combustion chamber from said first pressure to a second pressure that is greater than said first pressure;
admitting an aqueous fluid and a steam reforming fuel into said combustion chamber when the pressure in said combustion chamber reaches a predetermined pressure intermediate said first and second pressures so that said aqueous fluid and steam reforming fuel absorb heat generated by said compression of said intake gas and said catalyst promotes a steam reformation process by which hydrogen is separated from said steam reforming fuel or said aqueous fluid;
when the pressure in said combustion chamber is at least at said second pressure, admitting a combustible fuel into said chamber and combusting said combustible fuel and hydrogen; and
wherein the volume of said combustion chamber is varied by moving a body in said combustion chamber and combustion of said fuel and hydrogen causes movement of said body to increase the volume of said combustion chamber and said movement of said body provides an energy output of said combustion chamber.

US Pat. No. 10,113,511

PRESSURE REGULATOR

Parker-Hannifin Corporati...

1. A pressure regulator including:a body having an inlet, an outlet, and a flow passage extending therebetween;
a valve seat supported in the body for movement relative to the body for allowing the position of the valve seat to float relative to the body, the valve seat being resiliently biased downward in a first direction and movable upward in a second direction as a function of inlet pressure of fluid flowing through the flow passage;
a poppet movable relative to the valve seat in the second direction from a first position to a second position;
wherein the valve seat is supported in a nozzle retainer secured to the body and movable relative to the nozzle retainer; and
a poppet guide secured to the nozzle retainer and configured to move in the first and second directions with the poppet while resisting lateral motion of the poppet.

US Pat. No. 10,113,510

VALVE FOR METHANE IN AUTOMOTIVE SYSTEMS WITH BY-PASS SYSTEM OF THE EXCESS FLOW BLOCKING DEVICE

OMB SALERI S.p.A., Bresc...

1. Valve for controlling flow of methane in automotive systems, the valve being adapted for a tank and comprising:a valve body including a tank duct ending in at least one main aperture, an entry duct, a delivery duct and a discharge duct;
a thermal safety device, operating between the tank duct and the discharge duct and normally closed to obstruct passage of methane between the tank duct and the discharge duct, adapted to switch to an open configuration if external temperature exceeds a predefined threshold value;
a blocking device, operating upstream of the delivery duct, adapted to switch to a closed configuration in which the blocking device chokes the passage of methane towards the delivery duct if the flow of methane exceeds a predefined threshold value, and normally open, the blocking device being positioned upstream of the main aperture of the tank duct;
a feed duct fluidically separate from the tank duct, connectable downstream with the delivery duct;
wherein the blocking device is operative upstream of the feed duct and is responsive to the flow of methane through the feed duct, and
wherein the feed duct comprises a by-pass duct inside the tank duct.

US Pat. No. 10,113,508

GAS TURBINE ENGINE AND METHOD OF ASSEMBLING THE SAME

General Electric Company,...

1. A gas turbine engine having a centerline axis, said gas turbine engine comprising:a variable pitch fan configured for generating reverse thrust;
a fan cowl assembly surrounding said fan to define a bypass duct configured to channel airflow for said fan, wherein said fan cowl assembly comprises a stationary cowl and a transcowl; and
a plurality of actuators are circumferentially spaced apart from one another, alternatingly skewed in different directions relative to the centerline axis of the engine and configured for displacing said transcowl relative to said stationary cowl to form an auxiliary inlet into said bypass duct when said fan is generating reverse thrust.

US Pat. No. 10,113,507

THRUST REVERSER CASCADE ELEMENT OF AN AIRCRAFT GAS TURBINE

1. A thrust reverser cascade of an aircraft gas turbine, comprising:first and second thrust reverser cascade elements, each comprising:
a rigid frame comprising two opposite straight frame struts and two opposite curved frame struts;
a plurality of thrust reverser profiles fixed to and formed as one piece with the rigid frame, each of the plurality of thrust reverser profiles having opposite ends and a central portion extending from one of the opposite ends to another of the opposite ends;
wherein the plurality of thrust reverser profiles are connected only at the opposite ends to the rigid frame;
wherein the central portions of the plurality of thrust reverser profiles are free from the rigid frame except through the opposite ends;
wherein each of the plurality of thrust reverser profiles is free from the others of the plurality of thrust reverser profiles except through the opposite ends;
wherein each of the plurality of thrust reverser profiles is arched or curved in a longitudinal direction of the each of the plurality of thrust reverser profiles;
wherein the first and second thrust reverser cascade elements are made from fiber reinforced plastic;
wherein the first and second thrust reverser cascade elements are arranged side-by-side with one another such that one of the two opposite straight frame struts of the first thrust reverser cascade element is positioned adjacent one of the two opposite straight frame struts of the second thrust reverser cascade element to thereby form a centerline between the first and second thrust reverser cascade elements, the centerline being parallel with an axis of the aircraft gas turbine, the plurality of thrust reverser profiles of the first and second thrust reverser cascade elements converging together toward the centerline such that the plurality of thrust reverser profiles of the first thrust reverser cascade element form a mirror image with the plurality of thrust reverser profiles of the second thrust reverser cascade element.

US Pat. No. 10,113,506

NOZZLE FOR AN AIRCRAFT TURBOPROP ENGINE WITH AN UNDUCTED FAN

1. A nozzle for an aircraft turboprop engine with an unducted fan, comprising:an inner wall,
an outer wall being radially spaced apart from the inner wall and concentric with the inner wall,
a junction area of the inner and outer walls, the junction area comprising a plurality of first pads secured to the inner wall, and a plurality of second pads secured to the outer wall and facing the plurality of first pads,
wherein the plurality of first and second pads are positioned such that the plurality of first pads and the plurality of second pads are not in contact with each other to define a plurality of gaps therebetween when the turboprop engine is at a standstill and such that the plurality of second pads move toward the plurality of first pads to close the gaps to create bearing plane connections therebetween when the turboprop engine is in operation, the junction area being disposed at a trailing edge of the nozzle and comprising at least one opening to create ventilation between the inner and outer walls, the inner and outer walls being inclined toward each other at the junction area.

US Pat. No. 10,113,505

GASKET AND ENGINE WITH THE GASKET

ISHIKAWA GASKET CO., LTD....

1. A gasket adapted to be clamped between two members fastened by fixtures, comprising;a first metal plate forming the gasket;
a second metal plate laminated with the first metal gasket;
fixture holes formed in the first and second metal plates, for inserting the fixtures therein and passing the fixtures therethrough;
sealing subject holes formed in the first and second metal plates;
a sealing bead formed on the first metal plate around one sealing subject hole, and fixture hole beads formed around the fixture holes,
fastening-stress concentration areas located on the first metal plate between the fixture holes and the one sealing subject hole where fastening stresses concentrate when the two members are fastened by the fixtures; and
linear beads formed on the first metal plate only at the fastening-stress concentration areas to reduce the fastening stresses when the two members are fastened, each of the linear beads projecting to a side opposite to the second metal plate not to contact the second metal plate, and being disposed on an axis line connecting a center of one fixture hole and a center of the one sealing subject hole in the first metal plate, one linear bead being located between the sealing bead and the one fixture hole bead without connecting thereto,
wherein one fastening-stress concentration area includes an area on the first metal plate enclosed by two tangent lines of the one fixture hole parallel to the axis line connecting the center of the one fixture hole and the center of the sealing subject hole; an outer edge of the one fixture hole; and an outer edge of the sealing subject hole, and
the fixture holes are arranged outside the one sealing subject hole such that each of the fixture holes has one axis line connecting the center of the one sealing subject hole and the center of each of the fixture holes to thereby form a plurality of axis lines on the first metal plate, the axis lines being arranged relative to the center of the one sealing subject hole, respectively, the one linear bead being located only in the one fastening-stress concentration area and extending along each of the axis lines.

US Pat. No. 10,113,504

ALUMINUM CYLINDER BLOCK AND METHOD OF MANUFACTURE

GM GLOBAL TECHNOLOGIES LL...

1. A method of manufacturing a cylinder block having a shared cylinder bore wall with a portion of the shared cylinder bore wall including a metal matrix composite, the method comprising:providing a preform of a compacted powder;
disposing the preform into a prescribed position of a sand core tool cavity;
depositing a sand and resin mixture into the sand core tool cavity, curing the sand and resin mixture into a cured sand core, and removing the cured sand core from the tool cavity;
assembling the cured sand core into a sand core assembly and placing the sand core assembly into a mold;
pouring an aluminum alloy into the mold to form the cylinder block;
cleaning the cylinder block after allowing the aluminum alloy to solidify; and
executing a friction stir process for mixing the preform with a portion of the aluminum alloy that is adjacent to the preform to form a metal matrix composite.

US Pat. No. 10,113,503

COMBUSTION BOWL OF A PISTON FOR AN ENGINE

Caterpillar Inc., Deerfi...

1. A piston for an engine, the piston comprising:a piston body including a piston crown, the piston crown disposed symmetrically about a central longitudinal axis of the piston;
a combustion bowl recessed into the piston body and offset axially inwardly with respect to the piston crown, the combustion bowl disposed symmetrically about the central longitudinal axis;
a central bowl apex protruding axially from the combustion bowl, the central bowl apex disposed symmetrically about the central longitudinal axis and offset axially inwardly with respect to the piston crown;
a first bowl apex protruding axially from the combustion bowl and disposed symmetrically about the central longitudinal axis, the first bowl apex disposed radially inwardly with respect to the piston crown; and
a second bowl apex protruding axially from the combustion bowl and disposed symmetrically about the central longitudinal axis, the second bowl apex disposed radially inwardly with respect to the first bowl apex and radially between the first bowl apex and the central bowl apex, the second bowl apex offset axially inwardly with respect to the central bowl apex,
wherein the first bowl apex includes a first bowl apex radius of curvature in the range of 0 mm to 4 mm, the second bowl apex includes a second bowl apex radius of curvature in the range of 0 mm to 4 mm, the central bowl apex includes a central apex radius of curvature in the range of 0 mm to 20 mm and a central apex angle in the range of 100° to 140°, and a depth of the central bowl apex is in the range of 4 mm to 6 mm.

US Pat. No. 10,113,502

CYLINDER HEAD FOR AN INTERNAL COMBUSTION ENGINE

Ford Global Technologies,...

1. A cylinder head for an internal combustion engine comprising:an inner structural metal member having a first plate forming a deck face of the cylinder head and forming a series of dished cylinder roofs, the inner structural member having cylinder head bolt columns extending from the first plate, exhaust valve guides connected to the first plate by first support arms, intake valve guides connected to the first plate by second support arms, and a second plate configured for mounting an exhaust manifold and extending at an angle to the first plate; and
an outer composite member supported by and surrounding the inner structural member and forming a body of the cylinder head including an intake side wall, first and second end walls, and a top wall opposed to the deck face, the outer composite member defining a cooling jacket, intake ports, and exhaust ports, the outer composite member encapsulating the cylinder head bolts columns and the intake and exhaust valve guides of the inner structural member;
wherein fluid passages of the cooling jacket defined by the outer composite member are lined with metal walls in contact with and encapsulated by the composite material of the outer composite member.

US Pat. No. 10,113,501

COOLING STRUCTURE OF ENGINE

Mazda Motor Corporation, ...

1. A cooling structure of an engine, comprising:a water jacket formed in a cylinder block to surround a cylinder bore of the engine;
a spacer having a vertical wall surface and inserted into the water jacket, and
a coolant inlet formed in an outer wall of the water jacket, and for circulating to the water jacket coolant introduced from the coolant inlet, wherein
the vertical wall surface surrounds the cylinder bore,
the spacer includes a guide part provided at a position of a lower end part of the vertical wall surface corresponding to the coolant inlet, and for guiding the coolant introduced from the coolant inlet to flow around the vertical wall surface,
the guide part extends outwardly from the lower end part of the vertical wall surface toward the coolant inlet along a bottom wall of the water jacket of the cylinder block,
a concaved section is formed in the bottom wall of the water jacket of the cylinder block to dent downward of the coolant inlet, and
the guide part extends into the concaved section from the lower end part of the vertical wall surface.

US Pat. No. 10,113,500

FUEL-PRESSURE CONTROLLER FOR DIRECT INJECTION ENGINE

DENSO CORPORATION, Kariy...

1. A fuel-pressure controller for a direct injection engine having a low-pressure pump and a high-pressure pump, the low-pressure pump pumping up a fuel in a fuel tank and supplying the fuel to the high-pressure pump, the high-pressure pump pressurizing the fuel and discharging a high-pressure fuel toward a fuel injector, the fuel-pressure controller comprising:a low pressure fuel control means for controlling the low-pressure pump in such a manner that a fuel pressure in a low pressure fuel passage agrees with a target low fuel pressure;
a pressure regulator returning the fuel in the low pressure fuel to the fuel tank when the fuel pressure in the low pressure fuel passage becomes greater than or equal to a specified value;
an open-valve detection sensor detecting that the pressure regulator returns the fuel to the fuel tank;
a learning means for executing the low pressure fuel control in a case that a specified learning execution condition is satisfied when the target low fuel pressure is set to the specified value, the learning means for gradually correcting a control amount of the low pressure fuel control so that a fuel pressure in the low pressure fuel passage is increased from a value lower than the specified value, the learning means for learning a control error in the low pressure fuel control based on a correction amount at a time when the open-valve detection sensor detects that the pressure regulator returns the fuel to the fuel tank; and
a correction means for correcting the control amount of the low pressure fuel control based on the control error learned by the learning means, wherein
the low pressure fuel control means varies the target low fuel pressure within a fuel pressure range which is lower than the specified value according to a driving condition of the engine.

US Pat. No. 10,113,499

FUEL INJECTION CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

DENSO CORPORATION, Kariy...

1. A fuel injection control device for an internal combustion engine having a plurality of cylinders and a plurality of fuel injectors, the fuel injectors performing a divided injection to the cylinders, respectively, the fuel injection control device comprising:an accumulator that supplies accumulated fuel to each of the plurality of fuel injectors;
a fuel pressure sensor that detects a fuel pressure inside of the accumulator, and
an electronic control unit that receives a first fuel pressure at a first timing and a second fuel pressure at a second timing which are detected by the fuel pressure sensor at regular time intervals,
wherein:
the electronic control unit calculates a drop amount between the first fuel pressure and the second fuel pressure;
the electronic control unit acquires a fluctuation amount of a fuel injection amount between each of the fuel injectors from the drop amount and learns an injection characteristic of each of the fuel injectors, the injection characteristic indicating a correlation between the fuel injection amount and the fluctuation amount;
the electronic control unit calculates a correction parameter for correcting the fuel injection amount of each of the fuel injectors based on the injection characteristic of each of the fuel injectors;
the electronic control unit disallows a learning of the injection characteristic which is based on the first fuel pressure and the second fuel pressure when at least one of the first fuel pressure and the second fuel pressure is detected during a fuel injection period of one of the plurality of fuel injectors, and
when the fluctuation amount of the fuel injection amount is calculated based on the drop amount, the electronic control unit changes the fuel injection amount which will be associated with the fluctuation amount of the fuel injection amount, based on a number of the fuel injections performed by the predetermined fuel injector during a time period between the first timing and the second timing.

US Pat. No. 10,113,497

METHOD OF OPERATING A DRIVE DEVICE AND CORRESPONDING DRIVE DEVICE

Audi AG, Ingolstadt (DE)...

1. A method for operating a drive device, the drive device comprising an internal combustion engine and an exhaust gas tract having a storage catalytic converter for purifying exhaust gas from the internal combustion engine, a first lambda probe disposed upstream of the storage catalytic converter and a second lambda probe disposed downstream of the storage catalytic converter, the method comprising:determining a lambda value for controlling a mixture composition for the internal combustion engine based on a measurement signal from the first lambda probe and a lambda offset value,
wherein the lambda offset value is determined by way of a trim control designed to adjust the mixture composition when a measurement signal of the second lambda probe is in a normal operating range of values, and
adjusting the lambda offset value in a regeneration period, during which the storage catalytic converter is regenerated, with a predetermined correction value when the measurement signal of the second lambda probe is outside the normal operating range of values.

US Pat. No. 10,113,496

CONNECTED ENERGY MANAGEMENT AND AUTONOMOUS DRIVING STRATEGY FOR ENGINE CYLINDER DEACTIVATION

Continental Automotive Sy...

1. A connected energy management cylinder deactivation system, comprising:an engine having a plurality of cylinders;
a powertrain controller operable for controlling operation of the engine;
an autonomous driving vehicle controller in electrical communication with the powertrain controller;
at least one parameter received by the autonomous driving vehicle controller, the at least one parameter used to determine which of the plurality of cylinders are to be activated and deactivated, the at least one parameter being communicated to the powertrain controller from the autonomous driving controller;
a plurality of data points representing the at least one parameter;
a current time, at least one of the plurality of data points representing a magnitude of the at least one parameter at the current time; and
at least one future time, another of the plurality of data points representing a magnitude of the at least one parameter at the at least one future time;
wherein the powertrain controller activates or deactivates one or more of the plurality of cylinders based on the plurality of data points at both the current time and the at least one future time.

US Pat. No. 10,113,495

EXHAUST GAS RECIRCULATION DEVICE FOR INTERNAL COMBUSTION ENGINE

MITSUBISHI HEAVY INDUSTRI...

1. An exhaust gas recirculation (EGR) device for an internal combustion engine, the EGR device comprising:an exhaust gas recirculation (EGR) control valve provided in an EGR gas passage connecting an exhaust passage and an intake passage in order to control an EGR gas amount; and
an EGR control device that controls the opening and closing of the EGR control valve;
wherein the EGR control device is configured to:
output an opening command signal in relation to the EGR control valve on the basis of an operating condition of the internal combustion engine;
separate the valve opening command signal into a basic component and a variation component generated to be superimposed on the basic component;
determine whether the EGR control valve is in a steady state or a transient state on the basis of a magnitude of the variation component, the EGR control device determining the EGR control valve is in the steady state when the variation component within a threshold is continued for a fixed time;
calculate the valve opening deviation based on the valve opening command signal input into the EGR control valve and an actual measured opening signal relating to the EGR control valve when the EGR control valve is determined to be in the steady state; and
provide the basic component separated from the valve opening command signal to an input of the EGR control valve.

US Pat. No. 10,113,494

FUEL VAPOR FLOW BASED ON ROAD CONDITIONS

Ford Global Technologies,...

1. A method for a vehicle having an on-board controller, comprising:communicating, with the on-board controller, to other vehicles within a threshold distance of the vehicle having a same make and model as the vehicle, via vehicle to vehicle (V2V) communications, including receiving road roughness conditions;
in response to the received road roughness conditions, selectively adjusting one or more engine operating parameters to increase fuel economy, the selectively adjusting including transitioning from a first level associated with lower NVH and combustion instability to a second level associated with higher NVH and combustion instability.

US Pat. No. 10,113,493

SYSTEM, METHOD, AND APPARATUS TO CONTROL GAS SUBSTITUTION CHARACTERISTIC IN DUAL FUEL ENGINE

Caterpillar Inc., Deerfi...

1. An integrated diesel-natural gas combustion engine system comprising:a reciprocating compression ignition diesel-natural gas combustion engine configured to operate using injected diesel fuel as the primary fuel source and natural gas as a secondary fuel source, the reciprocating compression ignition diesel-natural gas combustion engine including:
an intake manifold, and
an exhaust manifold;
a turbocharger operatively connected to the exhaust manifold and configured to use energy of exhaust gas from the exhaust manifold to compress intake air and output compressed intake air for supply to the intake manifold;
an intake manifold air temperature (IMAT) cooling circuit configured to receive the compressed intake air from the turbocharger and cool the compressed intake air, the IMAT cooling circuit including:
a radiator, and
a fan configured to cool the radiator;
an IMAT sensor configured to measure IMAT; and
a controller in communication with the IMAT sensor and configured to:
receive signals from the IMAT sensor regarding measured IMAT, and
control IMAT to optimize natural gas to diesel substitution rate by varying a cooling capacity of the IMAT cooling circuit as a function of at least intake manifold air pressure (IMAP) and load of the reciprocating compression ignition diesel-natural gas combustion engine based on the received signals from the IMAT sensor.

US Pat. No. 10,113,491

AIR-INTAKE SHUTOFF VALVES FOR ENGINES

Caterpillar Inc., Deerfi...

1. An actuation system for a swing gate valve, comprising:a housing having an end wall;
a first piston slidably positioned within the housing;
a second piston slidably positioned within the housing, between the first piston and the end wall;
a piston rod coupled to the first piston and slidably extending through the second piston and the end wall, and configured to be coupled with the swing gate valve;
a first spring arranged between the first piston and the second piston; and
a second spring arranged between the second piston and the end wall, wherein the first spring and the second spring are configured to bias the swing gate valve to a closed position, wherein a spacer is connected to the piston rod and is arranged between the first piston and the second piston to limit a compression of the first spring to a predetermined length, wherein the first spring includes a different spring force than the second spring.

US Pat. No. 10,113,490

CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE

HONDA MOTOR CO., LTD., T...

1. A control apparatus for an internal combustion engine that includes a variable intake cam phase mechanism of a hydraulically-driven type for changing an intake cam phase which is a phase of an intake cam for opening and closing an intake valve with respect to a crankshaft, and a variable exhaust cam phase mechanism of a hydraulically-driven type for changing an exhaust cam phase which is a phase of an exhaust cam for opening and closing an exhaust valve with respect to the crankshaft, the control apparatus controlling the intake cam phase and the exhaust cam phase via the variable intake cam phase mechanism and the variable exhaust cam phase mechanism, comprising:intake-side cleaning control means for performing intake-side cleaning control that controls the intake cam phase to be advanced such that a valve overlap period of the intake valve and the exhaust valve is increased;
exhaust-side cleaning control means for performing exhaust-side cleaning control that controls the exhaust cam phase to be retarded such that the valve overlap period of the intake valve and the exhaust valve is increased; and
selection inhibition means for selecting one of the intake-side cleaning control by said intake-side cleaning control means and the exhaust-side cleaning control by said exhaust-side cleaning control means so as to cause the one to be performed, and inhibiting the other thereof, according to an operating state of the engine.

US Pat. No. 10,113,489

AIR SHUTOFF SWING GATE VALVE

AMOT Controls Corp., Hou...

1. An air shutoff swing gate valve, comprising:a valve body having an air passage therein for conveying an air flow therethrough;
a valve swing gate, pivotable on a swing arm that is pivotally disposed adjacent to the valve body, the swing gate pivotable from an open position wherein the swing gate is positioned adjacent to the air passage to provide for free flow of air through the air passage, to a closed position wherein the swing gate is positioned within the air passage to substantially close off the air passage;
a pivotable shaft having a longitudinal axis, the shaft extending generally perpendicular to the swing arm, the swing arm disposed on the shaft such that rotation of the shaft about the longitudinal axis causes rotation of the swing arm, to move the swing gate between the open and closed positions; and
an actuation housing for controlling said shaft rotation, said actuation housing being separate from said valve body and sealed against the environment and thermally-isolated from said valve body, said actuation housing comprising:
a trigger assembly for securing the swing gate in the open position and for triggering said pivotable shaft to rotate due to biasing from a spring, which biases said shaft towards said closed position, to cause the swing gate to move from the open position to the closed position,
wherein said trigger assembly comprises:
an actuator having a displaceable actuator shaft,
a pivotable cam that is coupled to one end of the pivotable shaft such that rotation of the pivotable shaft causes rotation of the pivotable cam, and
a rocker arm having a first end pivotably coupled to the displaceable actuator shaft, a second end pivotably coupled within the actuation housing, and a curved surface located between the first and second ends and adjacent the second end,
wherein the pivotable cam is configured to contact the curved surface of the rocker arm when the pivotable cam rotates.

US Pat. No. 10,113,488

APPARATUS AND METHOD FOR CONTROLLING FUEL INJECTION

HYUNDAI MOTOR COMPANY, S...

1. An apparatus for controlling fuel injection comprising:a driving information detector for detecting driving information including a fresh air amount flowing into an intake manifold through a throttle valve, a recirculation gas amount supplied to the intake manifold through an exhaust gas recirculation apparatus, a fuel vapor amount supplied to the intake manifold through a canister purge system, a gas amount supplied to a cylinder from the intake manifold, an internal pressure of the intake manifold, an internal temperature of the intake manifold, a pressure of a recirculation gas and a temperature of the recirculation gas;
an injector for injecting fuel into the cylinder; and
a controller for calculating a gas amount supplied to the cylinder at a next intake stroke from the driving information and controlling a fuel amount injected by the injector at the next intake stroke to be a target air-fuel ratio.

US Pat. No. 10,113,487

CASCADED MULTI-VARIABLE CONTROL SYSTEM FOR A TURBOSHAFT ENGINE

UNITED TECHNOLOGIES CORPO...

1. A control system for a gas turbine engine, comprising:a computer processor;
an outer loop control module programmed into the computer processor configured to determine a torque request that is a torque value, based at least in part on a real-time collective lever angle command and a real-time power turbine speed; and
an inner loop control module programmed into the computer processor configured to receive the torque request from the outer loop control module, to determine fuel flow and inlet guide vane schedules based at least in part on the received torque request, and to command a gas generator of the gas turbine engine to control the gas generator according to the determined fuel flow and inlet guide vane schedules.

US Pat. No. 10,113,486

METHOD AND SYSTEM FOR MODULATED TURBINE COOLING

General Electric Company,...

1. A modulated flow transfer system for transferring a fluid flow from a static component to a rotor of a gas turbine engine, said modulated flow transfer system comprising:an annular inducer configured to accelerate the fluid flow in a substantially circumferential direction in a direction of rotation of the rotor, said annular inducer comprising a row of a plurality of first and second fluid flow outlet openings extending circumferentially about a first face of said annular inducer, said annular inducer further comprising a row of a plurality of first and second fluid flow inlet openings extending circumferentially about a second face of said annular inducer, wherein at least one opening of said plurality of second fluid flow inlet openings comprises a teardrop shape on a curved surface of said annular inducer, said teardrop shape configured to present an efficient load path to stress induced in said annular inducer from a nozzle of a high pressure turbine of the gas turbine engine;
a first fluid flow supply comprising a compressor bleed connection, a feed manifold formed of bendable tubing, and a feed header extending between said compressor bleed connection and said feed manifold, said feed header comprising a modulating valve configured to control an amount of fluid flow into said feed manifold; and
a flow supply tube extending between said feed manifold and said annular inducer, said flow supply tube configured to be coupled to at least one opening of said plurality of first fluid flow inlet openings through a sliding piston seal.

US Pat. No. 10,113,485

DEVICE FOR THE EXTRACTION OF BLEED AIR AND AIRCRAFT ENGINE WITH AT LEAST ONE DEVICE FOR THE EXTRACTION OF BLEED AIR

1. A device for extraction of bleed air from flowing air in an aircraft engine, comprising:an adjustable air inlet positioned at or in an area of a wall of the aircraft engine;
an adjustment mechanism including an actuator for adjusting an inlet cross section of the adjustable air inlet, and
a flow guide separator for separating and diverting a boundary layer flow away from the adjustable air inlet regardless of a size of the inlet cross section, the flow guide separator including a wedge shaped portion with a rounded nose directed into the boundary layer flow;
a first element and a second element which are configured to be moveable with respect to one another, so that the first element and the second element form the inlet cross section in a first position, and the first element and the second element close or substantially close the inlet cross section in a second position;
wherein the first element is moveable;
wherein the second element is fixed and positioned adjacent the flow guide separator;
wherein both the first element and the second element are positioned directly radially outwardly from the flow guide separator in a direction away from the wall into the flowing air and transverse to a direction of the flowing air such that all of the first element, the second element and the flow guide separator intersect a same radial plane that is normal to a main axis of the aircraft engine.

US Pat. No. 10,113,484

HIGH PRESSURE EXHAUST MUFFLING DEVICE WITH MULTIPLE SOURCES

General Electric Company,...

1. A bleed system for exhausting bleed air from a multistage compressor in a gas turbine engine, said system comprising:a first conduit coupled in flow communication with a first bleed location on the compressor such that a first fluid flow is directed within said first conduit;
a first diffuser coupled in flow communication with said first conduit, said first diffuser comprising a body including a plurality of apertures and configured to exhaust the first fluid flow;
a second conduit coupled in flow communication with a second bleed location on the compressor such that a second fluid flow is directed within said second conduit;
a second diffuser disposed adjacent said first diffuser, said second diffuser coupled in flow communication with said second conduit, said second diffuser comprising a body including a plurality of apertures, said second diffuser configured to exhaust the second fluid flow within said second conduit; and
a third diffuser disposed within a bypass duct and at least partially surrounding said first diffuser and said second diffuser, said third diffuser coupled in flow communication with said first diffuser and said second diffuser, said third diffuser comprising a body including a plurality of apertures, said third diffuser configured to exhaust a third fluid flow into a bypass flow within the bypass duct that includes at least one of the first fluid flow exhausted from said first diffuser and the second fluid flow exhausted from said second diffuser.

US Pat. No. 10,113,483

SUMP HOUSING FOR A GAS TURBINE ENGINE

General Electric Company,...

1. A sump housing apparatus for a gas turbine engine, comprising:an annular body; and
a plurality of service tubes arrayed around the annular body, each service tube having a proximal end intersecting the annular body and an opposed distal end, each service tube having an inner port communicating with an interior of the annular body, wherein the proximal ends of two or more of the service tubes intersect the annular body at a common axial location, and respective inner ports of the two or more service tubes communicate with the interior at different axial locations;
wherein the annular body and at least one of the service tubes are part of a monolithic whole.

US Pat. No. 10,113,482

GEARBOX FOR GAS TURBINE ENGINE

1. A gearbox for a gas turbine engine, the gearbox comprising:a gear assembly including first and second gears in driving engagement through planet gears, the planet gears rotatable about a respective central axis and supported by a carrier, the assembly connected to input and output shafts and including at least one rotatable intermediate component;
a brake configured to selectively impede rotation of the intermediate component; and
a blocking member configured to selectively impede rotation of the planet gears about the central axes;
wherein the gearbox is selectively configurable between:
a speed change configuration wherein the brake is configured to impede the rotation of the intermediate component and the blocking member is configured to allow the rotation of the planet gears about the central axes to define a speed ratio different than 1 between rotational speeds of the input and output shafts; and
a direct drive configuration wherein the brake is configured to allow the rotation of the intermediate component and the blocking member is configured to impede the rotation of the planet gears about the central axes so that the input and output shafts are rotatable together at a same rotational speed.

US Pat. No. 10,113,481

TURBOFAN ENGINE BEARING AND GEARBOX ARRANGEMENT

United Technologies Corpo...

1. A turbofan engine comprising:a fan;
a fan drive gear system;
a fan shaft coupling the fan drive gear system and the fan;
a low spool rotatable about a centerline axis, the low spool including a low pressure turbine driving the fan gear drive system through a low shaft;
an intermediate spool including an intermediate pressure turbine driving an intermediate pressure compressor through an intermediate shaft;
a core spool including a high pressure turbine driving a high pressure compressor through a core shaft;
a first bearing engaging the fan shaft;
a second bearing engaging the fan shaft and the low shaft; and
said second bearing being axially aft of the fan drive gear system with respect to the centerline axis.

US Pat. No. 10,113,479

VALVE MOTION MEASUREMENT ASSEMBLY FOR AN INTERNAL COMBUSTION ENGINE

GM GLOBAL TECHNOLOGY OPER...

1. A valve motion measurement assembly for a cylinder valve of an internal combustion engine having a valve stem and a valve head, the assembly comprising:a valve position sensor;
a supporting bracket having a sensor seat for the valve position sensor, the supporting bracket having a tab seat; and
a sensor target element configured to be coupled to the valve stem to follow the motion of the cylinder valve, the sensor target element including a retainer tab provided with a target surface, the tab seat configured to partially surround the retainer tab for limiting relative rotation between the supporting bracket and the sensor target element;
wherein the valve position sensor interacts with the target surface of the sensor target element for determining the position of the cylinder valve.

US Pat. No. 10,113,478

TURBOCOMPOUND ASSEMBLY, IN PARTICULAR IN THE FIELD OF INDUSTRIAL VEHICLES

FPT MOTORENFORSCHUNG AG, ...

1. A turbocompound assembly, in particular in the field of industrial vehicles comprising a power turbine paired with an engine crankshaft, wherein said paring is carried out through said turbocompound assembly, the assembly comprising:a differential arrangement, wherein the pinion of said power turbine defines a sun gear meshing into two or more planet gears, which in turn mesh into a ring gear coupled with the engine crankshaft;
a hydrodynamic clutch so that said ring gear is coupled with the engine crankshaft through said hydrodynamic clutch; and
a body encloses said hydrodynamic clutch and said ring gear and said body are formed from a single piece of material.

US Pat. No. 10,113,477

WASTEGATE BALL-VALVE

BorgWarner Inc., Auburn ...

1. A turbocharger having a wastegate valve (32) and a wastegate port (28), said wastegate valve (32) comprising:a valve seat (36, 95) which surrounds said wastegate port (28) and defines a sealing surface (38);
a valve body (34) which is movable toward and away from said wastegate port (28), said valve body (34) including a free-floating valve member (35, 61) the valve member (35) in the form of a partial sphere have the sealing surface (39) on one side and a flat interior face (41) on the opposite side which is sealingly engagable with said valve seat (36, 95) when said valve body (34) is in a closed position, said valve member (35, 61) being movably retained on said valve body (34) so as to be movable in a radial direction extending radially across said valve port (28) to allow self-centering of said valve member (35, 61) within said seat (36, 95),
wherein said valve member (35, 61) is movable on said valve body (34) so as to be displaceable radially across said wastegate port (28) in response to radial contact forces between said valve member (35, 61) and said seat (36, 95)
wherein said valve member (35, 61) is formed separate from said valve body (34) and has a sealing surface (39, 62) on one side, said valve body (34) including a pocket (42, 63) which receives said valve member (35) therein, said valve body (34) including retaining structure which interferes with said sealing surface (39, 62) to movably retain said valve member (35, 61) within said pocket (42, 63).

US Pat. No. 10,113,476

HYDRAULIC TURBOCHARGED ENGINE WITH AUTOMATIC START-STOP

Ford Global Technologies,...

1. A method for a vehicle, comprising:in response to the vehicle coming to a stop:
supplying pressure to a hydraulic braking system of the vehicle from an accumulator coupled to a hydraulic pump coupled to a shaft of a turbocharger of an engine installed in the vehicle; and
automatically shutting down the engine while the vehicle is stopped.

US Pat. No. 10,113,475

SHUNT TANK ASSEMBLY

Caterpillar Inc., Deerfi...

1. A drop tube for a shunt tank, the drop tube defining a channel along a central axis therethrough, the drop tube comprising:a plug portion having a first length;
a flange provided at a first end of the plug portion;
a transition portion provided at a second end of the plug portion, the transition portion is tapered with respect to the plug portion; and
a tube portion extending from the transition portion and terminating with a chamfered end, the tube portion has a second length greater than the first length of the plug portion, the tube portion is made of elastomeric material and configured to bend without kinking,
wherein a maximum outer diameter of the tube portion at the chamfered end, which is where coolant exits and/or enters the tube portion, is less than a maximum outer diameter of the flange and a maximum outer diameter of the plug portion, and
wherein, in a side view, a sidewall of the chamfered end of the tube portion forms a point as an end-most portion of the chamfered end.

US Pat. No. 10,113,474

COOLING DEVICE FOR INTERNAL COMBUSTION ENGINE

DENSO CORPORATION, Kariy...

1. A cooling device for an internal combustion engine, the cooling device including a bypass passage that circulates cooling water for cooling the internal combustion engine to bypass a radiator, the cooling device comprising:an outflow temperature sensor that detects an outflow temperature of the cooling water flowing out from a cooling-water outlet of the internal combustion engine;
a flow control valve that adjusts a flow rate of the cooling water flowing in the bypass passage; and
a control device that controls the flow control valve to be open or closed, wherein
the control device, during a warming of the internal combustion engine, controls the flow control valve to be open or closed based on information about a change rate of the outflow temperature to prevent the change rate of the outflow temperature from decreasing to a minus value, after opening the flow control valve and starting a circulation of the cooling water in a route passing through the bypass passage,
the control device opens the flow control valve to start the circulation of the cooling water in the route passing through the bypass passage when the outflow temperature becomes equal to or higher than a specified value during the warming of the internal combustion engine, and
the control device performs an open/close control routine to repeat:
closing the flow control valve when the information about the change rate of the outflow temperature becomes equal to or higher than a first threshold value; and
opening the flow control valve when the information about the change rate of the outflow temperature becomes equal to or lower than a second threshold value that is smaller than the first threshold value.

US Pat. No. 10,113,473

COOLING SYSTEM FOR AN ELECTRICALLY DRIVEN VEHICLE

RENAULT s.a.s., Boulogne...

1. A cooling system for a motor vehicle including electrical propulsion, comprising:a central processing unit;
a cooling circuit comprising at least one pump for circulating a coolant;
a solenoid valve; and
a radiator;
the cooling circuit configured to cool a battery charger and an electric motor associated with an electronic control device;
wherein the central processing unit is configured to receive diagnostic information including a partial failure status for said at least one pump and phase of use information indicating a phase of use of the vehicle, and manage activation of each pump based on the received diagnostic information and phase of use information, which includes optimizing use of said-partial failure status of each of the pumps.

US Pat. No. 10,113,472

EXHAUST GAS TREATMENT DEVICE

1. An exhaust gas treatment device for an exhaust system of an internal combustion engine of a vehicle, the exhaust gas treatment device comprising:a housing elongated in a direction of a housing longitudinal axis and with an axially open axial end area;
an exhaust gas treatment unit arranged in the housing; and
an exhaust gas guiding device in flow connection with the axially open axial end area of the housing, wherein the exhaust gas guiding device comprises a first flow path area extending along an outer side of the housing and a second flow path area connecting the first flow path area to the axially open axial end area of the housing, the first flow path area having a first axial end area arranged in an axial area of the axially open axial end area of the housing, the exhaust gas guiding device further comprising a hood flow guide element, which hood flow guide element closes the axially open axial end area of the housing and defines the second flow path area in at least some areas, wherein the hood flow guide element projects radially outwardly over the housing in a circumferential area of the housing and connects the second flow path area to the first axial end area of the first flow path area, the exhaust gas guiding device further comprising an exhaust gas guide element arranged on an outer side of the housing and the first flow path area being defined by the first exhaust gas guide element in at least some areas, the hood flow guide element radially overlapping the exhaust gas guide element and overlapping the axially open axial end area of the housing.

US Pat. No. 10,113,471

MULTILAYER COMPOSITE PANEL

Hyundai Motor Company, S...

1. A multi-layered composite panel, comprisingat least two sheets of thin plates, wherein the two sheet of thin plates include continuous waveform patterns having the same pitch and different heights in one direction and are overlapped, and an adiabatic layer is formed between the overlapping thin plates;
diagonal pressing portions, which divide the waveform patterns on the top and the bottom of the thin plates into the unit of triangle-patterned cell by being pressed diagonally to cross each other on the top and the bottom of the thin plates overlapping in the diagonal direction crossing the direction of the waveform patterns, are formed; and
an undercut portion is formed by pressing the centers of both sides connecting a groove and a ridge of each cell on the top and the bottom of the thin plates with opposite diagonal pressing portions.

US Pat. No. 10,113,470

AFTER TREATMENT DEVICE OF EXHAUST SYSTEM FOR VEHICLE

HYUNDAI MOTOR COMPANY, S...

1. An after treatment device of an exhaust system for a vehicle connected to an exhaust pipe and including a canning main body in which a catalyst is received, comprising:a heat insulation coating layer formed on an inner wall surface of the canning main body,
wherein the canning main body encloses an outer side surface of a catalyst support member that supports the catalyst and has the heat insulation coating layer formed on a corresponding inner wall surface thereof at a predetermined distance from the outer side surface of the catalyst support member,
wherein the heat insulation coating layer includes an inorganic binder that includes two or more silicon-based compounds and aerogel dispersed therein, such that the inorganic binder comprises 5 to 50 parts by weight of the aerogel for 100 parts by weight of the inorganic binder,
wherein the two or more silicon-based compounds are silanols and silicates with a weight ratio of 2 to 10, respectively,
wherein the inorganic binder exhibits a heat conductivity of 1.0 W/mK or less.

US Pat. No. 10,113,469

METHOD OF PROTECTING A DIESEL PARTICULATE FILTER FROM OVERHEATING

Ford Global Technologies,...

7. A vehicle comprising:a diesel engine;
an electric machine connected to the engine;
a battery connected to the electric machine;
a diesel particulate filter (DPF) arranged to receive engine exhaust gas; and
a controller programmed to control the engine and the electric machine to reduce oxygen content of the engine exhaust gas in response to a DPF temperature exceeding a threshold during DPF regeneration while the engine is idling.

US Pat. No. 10,113,468

MIXER ASSEMBLY FOR EXHAUST SYSTEMS AND METHOD OF FORMING THE SAME

1. A mixer assembly of a vehicle exhaust system, said mixer assembly comprising:a base tube section having a plurality of notches formed in an intake end of the base tube section and spaced around a periphery of the intake end;
a blade assembly comprising a plurality of mixing blades disposed in an interior volume of the base tube section;
wherein each blade of the plurality of mixing blades spans across the interior volume of the base tube section and includes a tab at each of the opposing ends of the respective blade that engages a notch of the plurality of notches;
wherein each blade of the plurality of mixing blades includes a pair of fins that extend toward an outlet end of the base tube section and that are spaced apart to define a central channel;
wherein the pair of fins on each blade of the plurality of mixing blades are interconnected by an alignment rib that spans across the central channel; and
wherein the alignment rib of each blade is arranged at a different location from the other blades for the plurality of mixing blades to sequentially engage the base tube with the central channels each receiving at least one alignment rib of the plurality of mixing blades.

US Pat. No. 10,113,467

CATALYST STORAGE CASE, EXHAUST DUCT, AND ENGINE

Yanmar Co., Ltd., Osaka-...

1. An engine comprising:a cylinder block having a cylinder;
a cylinder head attached to the cylinder block, the cylinder head having an exhaust port communicating with an interior of the cylinder; and
a catalyst storage case attached to the cylinder head, wherein the catalyst storage case comprises:
a case body having an inlet, an outlet, and an exhaust passage extending from the inlet to the outlet for allowing exhaust gas to pass therethrough; and
a plurality of oxidation catalysts disposed in the exhaust passage of the case body, wherein
the plurality of oxidation catalysts are arrayed in a direction intersecting a direction along which the exhaust passage extends,
the inlet of the catalyst storage case is in communication with the exhaust port of the cylinder head,
the cylinder block has a piston disposed in the cylinder and a crankshaft coupled to the piston,
the cylinder block has a load-side end face from which a load-side end of the crankshaft protrudes,
the catalyst storage case is disposed toward the load-side end face of the cylinder block, and
the plurality of oxidation catalysts in the catalyst storage case are arrayed in a direction intersecting a shaft center of the crankshaft.

US Pat. No. 10,113,466

SYSTEM FOR TREATING THE EXHAUST GASES FOR A VEHICLE EQUIPPED WITH INTERNAL COMBUSTION ENGINE

SDF S.p.A., Treviglio (I...

1. Vehicle (12) in combination with an internal combustion engine (14), the internal combustion engine (14) comprising:a fly-wheel (24) placed at a rear part with respect to the internal combustion engine (14);
a cooling system (28) placed at a front part with respect to the internal combustion engine;
a forced induction group consisting of a turbine (22), placed on the same side of the fly-wheel (24), and of a compressor (30), placed on the same side of the cooling system (28); and
a system (10) for treating exhaust gases provided with a conduit (18) for the inlet of exhaust gases, operatively connected to an exit door of the turbine (22), a conduit (20) for the outlet of exhaust gases and a main body or shell (38) internally hollow for containing a substrate (44) through which the exhaust gases are conveyed so that they are subject to predefined chemical reactions,wherein said system (10) for treating exhaust gases is placed on a head of the internal combustion engine (14), wherein said main body or shell (38) has a cross-sectional shape, with respect to the driving direction of the vehicle (12), an ellipsoid the larger axis of which is oriented according to a substantially horizontal direction and the smaller axis of which is oriented according to a substantially vertical direction, so that said main body or shell (38) has a widened and compressed shape that allows it to occupy the least height-wise possible space with respect to the head of the internal combustion engine (14), and wherein said conduit (18) for the inlet of exhaust gases and said conduit (20) for the outlet of exhaust gases are placed in fluid communication with a same transverse side wall (46), with respect to the driving direction of the vehicle (12), of said main body or shell (38).

US Pat. No. 10,113,465

SYSTEMS AND METHODS TO REDUCE REDUCTANT CONSUMPTION IN EXHAUST AFTERTREATMENT SYSTEMS

Cummins Inc., Columbus, ...

1. A system, comprising:an internal combustion engine operable to produce an exhaust gas;
an exhaust conduit fluidly coupled to the internal combustion engine to receive the exhaust gas;
an oxidation catalyst connected to the exhaust conduit to receive the exhaust gas;
a particulate filter and a first selective catalytic reduction (SCR) device fluidly coupled to the exhaust conduit downstream of the oxidation catalyst;
a second SCR device fluidly coupled to the exhaust conduit downstream of the particulate filter and the first SCR device, wherein the second SCR device is located in a lower temperature operating region than the first SCR device;
a controller operably connected to a first reductant injector and a second reductant injector;
wherein the first reductant injector is upstream of the first SCR device and is controlled by the controller to inject a reductant into the exhaust gas during a first temperature range of operation of the first SCR device to reduce NOx primarily over the first SCR device, and the first reductant injector is disabled by the controller in response to a temperature of the first SCR device being above a reductant oxidation conversion threshold; and
wherein the second reductant injector is downstream of the first SCR device and upstream of the second SCR device and is controlled by the controller to inject the reductant into the exhaust gas to reduce NOx over the second SCR device in response to the temperature of the first SCR device being above the first temperature range and the second SCR device being above a minimum temperature threshold.

US Pat. No. 10,113,464

METHOD AND APPARATUS FOR CONTROLLING REDUCTANT INJECTION INTO AN EXHAUST GAS FEEDSTREAM FROM AN INTERNAL COMBUSTION ENGINE

GM Global Technology Oper...

1. An exhaust aftertreatment system configured to purify an exhaust gas feedstream for an internal combustion engine, comprising:first and second selective catalytic reduction devices (SCRs), wherein the first SCR is disposed upstream relative to the second SCR;
a reductant injection system disposed to inject reductant into the exhaust gas feedstream upstream relative to the first SCR;
a first temperature sensor disposed to monitor a first temperature of the exhaust gas feedstream upstream relative to the first SCR;
a second temperature sensor disposed to monitor a second temperature of the exhaust gas feedstream upstream relative to the second SCR; and
a controller operatively connected to the reductant injection system and in communication with the first and second temperature sensors and the internal combustion engine,
wherein the controller includes an instruction set that is executable to:
determine a total ammonia storage capacity for the first and second SCRs;
determine an ammonia storage level on the first SCR and an ammonia storage level on the second SCR;
determine a total SCR ammonia storage level for the first and second SCRs based upon the ammonia storage level on the first SCR and the ammonia storage level on the second SCR;
determine a first storage error based upon the total ammonia storage capacity for the first and second SCRs and the total SCR ammonia storage level for the first and second SCRs;
determine a second storage error based upon an ammonia storage level for the second SCR and an ammonia storage capacity for the second SCR;
determine a first reductant dosing rate based upon the first storage error;
determine a second reductant dosing rate based upon the second storage error; and
control the reductant injection system to inject reductant into the exhaust gas feedstream based upon the second reductant dosing rate when the second storage error indicates an imbalance between the ammonia storage on the first SCR and the ammonia storage on the second SCR.

US Pat. No. 10,113,462

ADVANCED EXHAUST AFTERTREATMENT SYSTEM ARCHITECTURE

Cummins Inc., Columbus, ...

1. An exhaust aftertreatment system configured to reduce nitrous oxide formation, comprising:a reductant doser;
a first selective catalytic reduction catalyst positioned downstream of the reductant doser, the first selective catalytic reduction catalyst configured for low nitrous oxide formation and low ammonia storage capacity;
a second selective catalytic reduction catalyst positioned downstream of the first selective catalytic reduction catalyst, the second selective catalytic reduction catalyst configured for high ammonia storage capacity; and
a hydrolysis catalyst positioned between the first selective catalytic reduction catalyst and the second selective catalytic reduction catalyst, the hydrolysis catalyst structured to hydrolyze isocyanic acid formed from reductant injected by the reductant doser so as to improve nitrogen oxide reduction performance of the second selective catalytic reduction catalyst.

US Pat. No. 10,113,460

METHOD FOR ADJUSTING THE TEMPERATURE OF AN EXHAUST GAS AFTERTREATMENT DEVICE

Daimler AG, Stuttgart (D...

1. A method for adjusting a temperature of an exhaust gas after treatment device connected to an internal combustion engine having an electric heating element, an oxidation catalytic converter connected downstream of the electric heating element, and a selective catalytic reduction (SCR) catalytic converter connected downstream of the oxidation catalytic converter, comprising the steps of:determining continuously temperature values for a current temperature of the oxidation catalytic converter and of the SCR catalytic converter;
adjusting injection parameters of injection processes for fuel injections into combustion chambers of the internal combustion engine and a heat energy of the electric heating element according to the determined temperature values;
assigning a characteristic temperature value which is assigned to a prespecified conversion threshold to the oxidation catalytic converter and the SCR catalytic converter;
assigning a first characteristic temperature value for an oxidative carbon monoxide conversion and a second characteristic temperature value for an oxidative hydrocarbon conversion to the oxidation catalytic converter, and a third characteristic temperature value for a reductive NOx conversion to the SCR catalytic converter, wherein different respective values for the injection parameters and the heat energy are set upon reaching the first and the second characteristic temperature value and upon reaching the third characteristic temperature value; and
operating the internal combustion engine and the electric heating element according to the set different respective values for the injection parameters and the heat energy.

US Pat. No. 10,113,458

OIL STRAINER

DaikyoNishikawa Corporati...

1. An oil strainer, comprising:a plate-like shaped filter which strains oil; and
a casing which houses the filter, the casing is formed in an elongated shape extending in a longitudinal direction, and
the oil strainer being configured to strain, through the filter, the oil which has flowed into the oil strainer from an oil inlet hole formed in the casing at an upstream end portion along the longitudinal direction, and discharge the oil from an oil outlet hole formed in the casing at a downstream end portion along the longitudinal direction, wherein
the filter is formed in a shape extending in the longitudinal direction, having an upstream end portion and a downstream end portion in the longitudinal direction,
the filter has a mesh portion through which the oil passes, and a frame which surrounds a periphery of the mesh portion, and
the frame is provided with a notch at the downstream end portion of the frame where the frame and the oil outlet hole overlap each other when viewed along an oil flow direction,
the notch is formed such that a cross-sectional area of an oil inlet path increases toward the oil inlet hole, and such that a cross-sectional area of an oil outlet path increases toward the oil outlet hole, and
the notch is shaped such that the upstream side of the oil outlet hole is larger than the cross-sectional area of the oil outlet hole.

US Pat. No. 10,113,457

CAMSHAFT MODULE

Hyundai Motor Company, S...

1. A camshaft module comprising:a head cover in which a camshaft is seated;
a cylinder head with an upper portion coupled to a lower portion of the head cover, and with a plurality of cam followers, operated according to a rotation of the camshaft, formed on the upper portion; and
a gasket between the head cover and the cylinder head, the gasket having a plurality of cam holes formed therein, the cam followers penetrating through the plurality of cam holes, and having supporting parts formed to protrude so as to prevent a falling of the cam followers around the plurality of cam holes.

US Pat. No. 10,113,456

ENGINE OIL SUPPLY SYSTEM

Hyundai Motor Company, S...

1. An engine oil supply system comprising:an oil pan connected with an oil pump at a first side and connected with an oil cooler at a second side;
an oil passage through which oil pressurized by the oil pump flows;
an oil filter disposed in the oil pan to filter impurities in the oil supplied from the oil pump; and
a bypass valve disposed in the oil passage to selectively supply the oil in the oil passage to at least one of the oil cooler and the oil filter,
wherein the bypass valve includes a wax portion configured to expand at a reference temperature, a moving member with a neck, and an elastic member, and
wherein the wax portion of the bypass valve includes a plurality of wax members having different reference temperatures, for a plurality of reference temperatures to be set for the oil.

US Pat. No. 10,113,455

REGULATOR ASSEMBLY

Caterpillar Inc., Deerfi...

1. A regulator assembly comprising:a main body including:
a first end;
a second end distal with respect to the first end;
a first passage extending from the first end at least partially towards the second end;
a second passage axially aligned with, connected to, and extending from the first passage towards the second end, the second passage having a diameter greater than a diameter of the first passage; and
a seat defined at an intersection of the first passage and the second passage,
wherein the main body is configured to be coupled to a fluid line at the first end and the second end;
a valve element configured to be disposed within the second passage of the main body, the valve element configured to move within the second passage, the valve element including:
a head portion configured to engage with the seat of the main body, the head portion further including a projection having a first surface and a second surface, the projection including a plurality of apertures provided through the first surface;
a tail portion distal with respect to the head portion; and
an internal channel extending between the head portion and the tail portion, the internal channel configured to provide fluid communication between the head portion and the tail portion, the internal channel provided in fluid communication with the plurality of apertures; and
a spring element provided within the second passage and in contact with the second surface of the projection of the head portion, the spring element configured to move the valve element within the second passage,
wherein direct fluid communication between the plurality of apertures of the valve element and the first passage of the main body is discontinued when the head portion is in contact with the seat, and
wherein the plurality of apertures of the valve element are in direct fluid communication with the first passage of the main body when the valve element is not in contact with the seat.

US Pat. No. 10,113,454

CONTROL DEVICE OF ENGINE

MITSUBISHI JIDOSHA KOGYO ...

1. A control device of an engine, the engine including: a piston which is contained in a cylinder; an intake passage which is communicated to a combustion chamber of the cylinder; an exhaust passage which is led from the combustion chamber; a fuel injection valve which is configured to inject fuel to the combustion chamber or the intake passage; and an ignition unit which is provided in the combustion chamber, the control device comprising:a low speed pre-ignition predicting unit which is configured to perform prediction of occurrence of low speed pre-ignition, based on operation condition of the engine;
a lubricating oil injection controlling unit which is configured to control a lubricating oil injecting device to inject lubricating oil to the piston or a member located around the piston, based on the prediction of the occurrence of the low speed pre-ignition performed by the low speed pre-ignition predicting unit;
a self ignition index calculating unit which is configured to calculate self ignition index which indicates possibility of occurring self ignition of the fuel at a crank angle before an ignition time during a compression stroke, based on temperature and pressure inside the combustion chamber; and
a first correction coefficient calculating unit which is configured to calculate a wall face adhered fuel correction coefficient for correcting the self ignition index, based on an amount of fuel that is adhered to a wall face inside the combustion chamber at the crank angle, wherein
the low speed pre-ignition predicting unit is configured to perform the prediction of the occurrence of the low speed pre-ignition, based on the self ignition index calculated by the self ignition index calculating unit and the wall face adhered fuel correction coefficient.

US Pat. No. 10,113,453

MULTI-FUEL COMPRESSION IGNITION ENGINE

1. A method of improving operational efficiency of an engine comprising the steps of:a. delivering an amount of input power to a shaft rotationally journaled in the engine;
b. generating three hundred and sixty degrees of rotation of the shaft during the engine's operating cycle, the operating cycle comprising:
i. a combustion period commencing at or about zero degrees of rotation of the shaft and terminating at or about 90 degrees of rotation of the shaft, wherein fuel is injected into a combustion chamber at or about zero degrees of rotation of the shaft, and wherein the fuel mixes with air within the combustion chamber, wherein combustion of the air-fuel mixture within the combustion chamber causes an accelerated expansion of high pressure gases, moving one or more pistons connected to the shaft from top dead center of one or more corresponding cylinder chambers toward bottom dead center of the one or more cylinder chambers, wherein a power stroke commences upon ignition of the air-fuel mixture at the commencement of the combustion period and continues through the termination of the combustion period, wherein a rate of the rotation of the shaft coincides with the amount of input power, wherein the input power is generated during the combustion period;
ii. an exhaust period commencing at or about 90 degrees of rotation of the shaft with an opening of one or more exhaust valves, and terminating at or about 255 degrees of rotation of the shaft with a closing of the one or more exhaust valves;
iii. a scavenging period commencing at or about 135 degrees of rotation of the shaft, concurrent with opening of one or more intake ports in a cylinder wall, and terminating with a closing of the one or more intake ports at or about 225 degrees of rotation of the shaft, wherein during the scavenging period air flows into the cylinder chamber through the intake port and out of the cylinder chamber through the exhaust port, wherein the airflow displaces burnt fuel from the combustion chamber; and
iv. a compression period commencing at or about 255 degrees of rotation of the shaft, concurrent with the closing of the exhaust valve, wherein as the one or more pistons travel upward toward top dead center of one or more corresponding cylinder chambers, the air introduced into the combustion chamber during the scavenging period is compressed, increasing the temperature of the air, wherein the heat of compression is sufficient to ignite fuel introduced into the combustion chamber to initiate a successive combustion period,
wherein the engine is a twostroke engine delivering power on every downward movement of the piston;
c. rotating one or more cams, each having a camming surface having a fixed orientation which begins lift and ends lift within the combustion period;
d. engaging one or more cam followers to the camming surface, wherein the one or more cam followers drive one or more pumps during the combustion period, wherein the one or more pumps generate a flow of one or more fluids;
e. accumulating the one or more fluids in one more fluid accumulators during the combustion period, wherein the one or more fluids are accumulated based on power generated during the combustion period, wherein the one or more fluids are stored under pressure within the one or more fluid accumulators;
f. releasing the one or more fluids from the one or more fluid accumulators, wherein the one or more fluids are released outside of the combustion period;
g. the one or more fluids transferring stored pressure as energy, wherein the release of the one or more fluids provides power outside of the combustion period, wherein the power from the released one or more fluids provides all power to operate a lubrication system, a fuel injection system, and for engine valve actuation, wherein springs that are compressed during the combustion period provide power to transfer fuel and circulate coolant outside of the combustion period.

US Pat. No. 10,113,452

EXHAUST VALVE ASSEMBLY FOR A TWO-STROKE INTERNAL COMBUSTION ENGINE AND METHOD FOR CLEANING SAME

1. An exhaust valve assembly for a two-stroke internal combustion engine comprising:a valve actuator movable between a first actuator position, a second actuator position and a third actuator position, the second actuator position being intermediate the first and third actuator positions; and
a two-part valve having a primary valve and a secondary valve, the primary valve being operatively connected to the valve actuator,
the primary valve defining a first valve decompression passage,
the secondary valve defining a second valve decompression passage,
the primary valve being in a first primary valve position when the valve actuator is in the first actuator position,
the primary valve being in a second primary valve position when the valve actuator is in the second actuator position,
the primary valve being in a third primary valve position when the valve actuator is in the third actuator position,
the second primary valve position being intermediate the first and the third primary valve positions,
the secondary valve being in a first secondary valve position when the valve actuator is in any one of the first and second actuator positions,
the secondary valve being in a second secondary valve position when the valve actuator is in the third actuator position,
the first valve decompression passage fluidly communicating with the second valve decompression passage when the valve actuator is in the second actuator position, and
the first valve decompression passage being fluidly separate from the second valve decompression passage when the valve actuator is in any one of the first and third actuator positions.

US Pat. No. 10,113,451

HYDRAULIC VALVE FOR A CAM PHASER

ECO Holding 1 GmbH, Mark...

1. A hydraulic valve for a cam phaser, the hydraulic valve comprising:a housing;
a hollow cylindrical piston which is supported axially movable in a central opening extending along a longitudinal axis of the housing;
a supply connection feeding a hydraulic fluid; and
at least a first operating connection, a second operating connection and a tank connection,
wherein one of the first operating connection or the second operating connection is connectable through an interior space of the piston with the supply connection and another of the first operating connection or the second operating connection is connectable with the tank connection as a function of a position of a position of the piston along the longitudinal axis of the housing,
wherein the piston includes a first flow through opening and a second flow through opening connecting the interior space of the piston with the first operating connection and the second operating connection,
wherein the first flow through opening is associated with the first operating connection and the second flow through opening is associated with the second operating connection,
wherein the piston includes a third flow through opening arranged between the first flow through opening and the second flow through opening,
wherein the third flow through opening is configured for hydraulic fluid to flow from the first operating connection into the interior space of the piston and from the second operating connection into the interior space of the piston, and
wherein the third flow through opening is closable by a check valve arranged in the interior space of the piston to stop a flow of the hydraulic fluid from the interior space of the piston to the first operating connection and the second operating connection.

US Pat. No. 10,113,450

VALVE OPENING AND CLOSING TIMING CONTROL APPARATUS

AISIN SEIKI KABUSHIKI KAI...

1. A valve opening and closing timing control apparatus comprising:a driving side rotor that synchronously rotates with a crankshaft of an internal combustion engine;
a driven side rotor that is disposed at a coaxial core with a rotary shaft core of the driving side rotor and integrally rotates with a camshaft for a valve opening and closing;
a connecting bolt that is disposed at the coaxial core with the rotary shaft core to connect the driven side rotor to the camshaft, and on which an advance angle port communicating with an advance angle chamber partitioned between the driving side rotor and the driven side rotor and a retard angle port communicating with a retard angle chamber partitioned between the driving side rotor and the driven side rotor are formed on an outer peripheral surface; and
a spool that is disposed in a spool chamber of the inside of the connecting bolt, and controls the feeding and discharging of working fluid to the advance angle port or the retard angle port from a pump port formed on the connecting bolt,
wherein the connecting bolt is configured to include a bolt body to be connected to the driven side rotor and a sleeve externally fitting to the bolt body,
wherein the pump port is formed as a through hole over the spool chamber and the outer peripheral surface on the bolt body, and the advance angle port and the retard angle port are formed as a through hole over the bolt body and the sleeve,
wherein an inside space of the camshaft to which the working fluid is supplied from a fluid pressure pump is formed in the camshaft, and one end portion of the sleeve of the connecting bolt to be connected to the camshaft is exposed to the inside space of the camshaft,
wherein an introduction flow passage for supplying the working fluid from the inside space of the camshaft to the pump port is formed to a region avoiding the advance angle port and the retard angle port on at least any one of an inner peripheral surface of the sleeve and the outer peripheral surface of the bolt body,
wherein a regulation mechanism is provided which regulates a posture of rotation around the rotary shaft core of the bolt body and the sleeve, while allowing movement to abut on a portion of the driven side rotor in a direction along the rotary shaft core of the sleeve to the bolt body,
wherein the regulation mechanism includes a first engagement portion formed on the bolt body, a second engagement portion formed on the sleeve, and a engagement member engaged with the first engagement portion and the second engagement portion, and
wherein a gap to allow relative movement in a direction along the rotary shaft core of the bolt body and the sleeve is formed between the first engagement portion and the engagement member or between the second engagement portion and the engagement member.

US Pat. No. 10,113,449

CAM FOLLOWER ROLLER DEVICE WITH INSERT

AKTIEBOLAGET SKF, Gothen...

1. A cam follower roller device comprising:a tappet body,
an insert mounted in the tappet body and provided with a central core and with at least two side tabs,
a pin mounted at least on the tabs of the insert,
a roller mounted on the pin, and
at least one buttress extending from the core to each tab,
wherein the at least two side tabs comprises a first side tab and a second side tab and wherein the at least one buttress comprises a first buttress and a second buttress separated from the first buttress by a first gap and wherein the first buttress and the second buttress extend from the first side tab to the core.

US Pat. No. 10,113,448

ORGANIC RANKINE CYCLE BASED CONVERSION OF GAS PROCESSING PLANT WASTE HEAT INTO POWER

Saudi Arabian Oil Company...

1. A system comprising:a waste heat recovery heat exchanger positioned in a crude oil associated gas processing plant, the waste heat recovery heat exchanger configured to heat a heating fluid stream by exchange with a heat source in the crude oil associated gas processing plant;
an Organic Rankine cycle energy conversion system including:
a pump configured to pump a working fluid to a pressure of between 11 Bar and 12 Bar, the working fluid comprising iso-butane;
an energy conversion heat exchanger configured to heat the working fluid by exchange with the heated heating fluid stream;
a turbine and a generator, wherein the turbine and generator are configured to generate power by expansion of the heated working fluid;
a cooling element configured to cool the expanded working fluid after power generation; and
an accumulation tank, wherein the heating fluid flows from the accumulation tank, through the waste heat recovery heat exchanger, through the Organic Rankine cycle energy conversion system, and back to the accumulation tank,
wherein the crude oil associated gas processing plant is configured to process at least one of a gas that is associated with crude oil from an oil well and natural gas from a gas well to produce a sales gas comprising methane.

US Pat. No. 10,113,447

FAN CASING ARRANGEMENT FOR A GAS TURBINE ENGINE

ROLLS-ROYCE plc, London ...

1. A fan casing arrangement for a gas turbine engine of a type having a propulsive fan, the fan casing arrangement being configured to circumscribe the fan, the fan casing comprising:a fan case;
a fan track liner provided around the inside of the fan case so as to adopt a radial position between the fan and the fan case, the fan track liner including a liner ring having two opposing axially extending end faces spaced apart and forming a gap there between, the two opposing axially extending end faces being angled to each make an acute angle to a radial direction such that a circumferential thickness of the gap is narrower at an external surface than an internal surface of the liner ring; and
a wedge shaped member extending axially within the gap, the wedge shaped member including a radial taper with sloped wedge surfaces corresponding to and in contact with the two opposing axially extending end faces, wherein
the liner ring is radially outwardly biased against the inside of the fan case.

US Pat. No. 10,113,446

ROTARY MACHINE SYSTEM

MITSUBISHI HEAVY INDUSTRI...

1. A rotary machine system comprising:a first rotary machine including a driving shaft capable of being driven about an axis;
a second rotary machine including a driven shaft rotatable about the axis and a bearing device slidably supporting the driven shaft on an axial end portion side with a pad surface such that lubricating oil is supplied to the pad surface;
a coupling unit connecting the driving shaft and the driven shaft to each other such that rotation of the driving shaft is transmitted to the driven shaft; and
a baffle plate disposed between the bearing device and the coupling unit and separating a space on the bearing device side and a space on the coupling unit side from each other, wherein
the second rotary machine includes a casing provided with a tubular portion that has a tubular shape and forms a gap in a radial direction between the tubular portion and the baffle plate,
the baffle plate includes a plurality of support units disposes at intervals in a circumferential direction,
the baffle plate is supported by an inner peripheral surface of the casing via the support units, and
the tubular portion has a discharge part that is configured to discharge the lubricating oil.

US Pat. No. 10,113,445

ROTARY MACHINE AIR DEFLECTOR

Hamilton Sundstrand Corpo...

8. A method for cooling a bearing positioned around a rotating shaft, the method comprising:providing air to a cavity that surrounds the rotating shaft;
deflecting the air towards an innermost surface of the bearing that is positioned radially outward of the rotating shaft, wherein the air is deflected with an air deflector that is mounted on the rotating shaft, wherein the air deflector has a first cylindrical body portion that is connected to a second cylindrical body portion with a ramp portion, and wherein an inner surface of the first cylindrical body portion abuts an outer surface of the shaft; and
flowing the air between an outer surface of the air deflector and the innermost surface of the bearing.

US Pat. No. 10,113,444

HEATED INLET GUIDE VANE

UNITED TECHNOLOGIES CORPO...

1. An inlet guide vane of a gas turbine engine, comprising:an inlet cavity extending between a first end and a second end, the inlet cavity being in communication with a source of heated air,
an outlet cavity extending between the first end and the second end and located between the inlet cavity and a leading edge of the inlet guide vane,
an inner wall disposed between and separating the inlet cavity from the outlet cavity, the inner wall including a plurality of impingement holes providing communication between the inlet cavity and the outlet cavity,
a plurality of bleed holes providing communication between the outlet cavity and an outer surface of the inlet guide vane;
wherein the plurality of bleed holes and the plurality of impingement holes are located such that heated air travelling from the inlet cavity to the outlet cavity through the inner wall via at least one of the plurality of impingement holes will exit from the outlet cavity through one of the plurality of bleed holes prior to it travelling along the entire length of the outlet cavity and wherein airflow into the outer cavity and out of the outer cavity is only provided by the plurality of impingement holes and the plurality of bleed holes.

US Pat. No. 10,113,443

FAILURE DETECTION DEVICE

IHI Corporation, Koto-ku...

1. A failure detection device comprising:an input module that receives values measured by a plurality of sensors that are failure detection targets;
an accumulated data storage unit that stores a plurality of sensor values that were acquired in past as accumulated data;
a unit space generating module that extracts sensor values of a unit space that are used in an MT system from the accumulated data storage unit, for extracted sensor values, uses values as they are for condition sensor values defined as sensor values that affect other sensor values and sensor values that are not affected by the condition sensor values, uses values nondimensionalized by the condition sensor values or values adjusted by the condition sensor values for the other sensor values affected by the condition sensor values, and thereby generates a unit space;
a signal space generating module that, upon inputting a plurality of sensor values that are the failure detection targets to the input module, uses values as they are for the condition sensor values and the sensor values that are not affected by the condition sensor values, uses values nondimensionalized by the condition sensor values or values adjusted by the condition sensor values for the other sensor values, and thereby generates a signal space that is an aggregate of diagnosis data that are used in the MT system; and
a determining module that compares a distance that represents a relationship between the unit space generated by the unit space generating module and the signal space generated by the signal space generating module with a predetermined threshold value, and determines presence/absence of a possibility of a failure of any of the sensors.

US Pat. No. 10,113,442

METHOD OF RELEASING A FAN BLADE AND ASSEMBLY FOR RELEASING A FAN BLADE FROM A TURBOFAN ENGINE

Rolls-Royce Corporation, ...

1. A method of releasing a fan blade for testing a turbofan engine, comprising:providing a blisk airfoil;
providing a hole in the blisk airfoil at least partially aligned with a contour of the blisk airfoil;
packing the hole with an explosive charge such that at least an outside portion of the explosive charge is surrounded by the blisk airfoil and disposed within the hole;
modifying the blisk airfoil such that at least a portion of the blisk airfoil is releasable along a chordwise length of the blisk airfoil; and
detonating the explosive charge such that at least substantially all of the portion of the blisk airfoil is released at a selected time.

US Pat. No. 10,113,441

THERMALLY DRIVEN SPRING VALVE FOR TURBINE GAS PATH PARTS

UNITED TECHNOLOGIES CORPO...

1. A thermally driven spring valve comprising:a metallic sheet comprising a base, the sheet having cutouts forming a first finger portion extending from the base and a second finger portion extending from the base, the first finger portion having a first curvature vector and the second finger portion having a second curvature vector,
wherein the first finger portion, the second finger portion, and the base are monolithic,
wherein an exterior surface extends from the base through the first finger portion and the second finger portion and an interior surface extends from the base through the first finger portion and the second finger portion,
wherein the exterior surface of the first finger portion is disposed proximate the interior surface extending from the base,
wherein the exterior surface of the second finger portion is disposed proximate the interior surface extending from the base.

US Pat. No. 10,113,440

THERMOACOUSTIC ELECTRIC GENERATOR SYSTEM

CENTRAL MOTOR WHEEL CO., ...

1. A thermoacoustic electric generator system comprising:a tube component that is configured by including: an annular tube configured to be annular; and a branched tube branched from the annular tube, extending lengthwise from one end, which is located at a branched point from the annular tube, to the other end, and communicating with the annular tube and, in which specified working gas is enclosed in both of the annular tube and the branched tube;
a thermoacoustic engine that includes: a stack incorporated in an inside of the annular tube in the tube component and having plural channels, each of which extends in a tube longitudinal direction; and a heat exchanger exchanging heat with the working gas such that a temperature gradient is generated between both ends of each of the plural channels in the stack, so as to cause thermoacoustic oscillation of the working gas;
a turbine provided in the branched tube of the tube component and rotating when receiving acoustic energy, which is generated by thermoacoustic oscillation of the working gas in the thermoacoustic engines; and
a generator converting kinetic energy generated by rotation of the turbine to electric energy, wherein
the turbine is provided at a specified position that belongs to a region between a first position and a second position in each region of the branched tube in the tube component, the first position being an intermediate position between the one end and the other end, and the second position being an intermediate position between the first position and the other end.

US Pat. No. 10,113,439

INTERNAL SHROUD FOR A COMPRESSOR OF AN AXIAL-FLOW TURBOMACHINE

SAFRAN AERO BOOSTERS SA, ...

1. An inner shroud or inner shroud segment for an axial-flow turbine engine, the shroud or the shroud segment comprising:a circular or semi-circular wall, of which the profile extends essentially axially, and
a row of apertures formed in the circular or semi-circular wall, each aperture exhibiting opposing edges intended to be disposed laterally to either side of a stator vane positioned in said aperture for the purpose of its attachment,whereinsaid wall comprises at least one radial flange which passes through the apertures in the circumferential direction of the shroud or of the shroud segment, so as to form a mechanical link within each aperture in order to join the opposing edges thereof, andat least one radial flange comprises at least one surface having areas of roughness forming a pattern that is repeated on substantially an entire face of the corresponding radial flange, said surface being generally perpendicular to an axis of revolution of the shroud or of the shroud segment.

US Pat. No. 10,113,438

STATOR VANE SHIPLAP SEAL ASSEMBLY

UNITED TECHNOLOGIES CORPO...

1. A stator vane shiplap seal assembly, comprising:a first shiplap stator cluster coupled to a second shiplap stator cluster, each shiplap stator cluster comprising:
an outer shiplap stator shroud having an axially outward surface and an axially inward surface, and a female end opposite a male end,
wherein the female end comprises a female forward shiplap surface and a female outward shiplap surface, wherein the female forward shiplap surface comprises a first female forward recess located proximate the axially outward surface, a second female forward recess located proximate the axially inward surface, and a first female forward protrusion located between the first female forward recess and the second female forward recess, and wherein the female outward shiplap surface comprises a first female outward protrusion and a first female outward recess, and
wherein the male end comprises a male forward shiplap surface and a male outward shiplap surface, wherein the male forward shiplap surface comprises a first male forward protrusion located proximate the axially outward surface, a second male forward protrusion located proximate the axially inward surface, and a first male recess located between the first male forward protrusion and the second male forward protrusion, and wherein the male outward shiplap surface comprises a first male outward recess and a first male outward protrusion, and
wherein the female forward shiplap surface is complimentary to the male forward shiplap surface, forming an axial shiplap seal in response to the first shiplap stator cluster being coupled to the second shiplap stator cluster, and
wherein the female outward shiplap surface is complimentary to the male outward shiplap surface, forming a radial shiplap seal in response to the first shiplap stator cluster being coupled to the second shiplap stator cluster; and
at least one stator vane coupled to the axially inward surface of the outer shiplap stator shroud.

US Pat. No. 10,113,437

MULTI-PIECE SEAL

UNITED TECHNOLOGIES CORPO...

1. A seal for sealing a space defined by first and second adjacent components disposed about an axial centerline, the seal comprising:a first seal section including a first leg, a second leg, and at least one convolution between the first and second legs;
a second seal section including a third leg, a fourth leg, and at least one convolution between the third and fourth legs; and
a third seal section including a fifth leg, a sixth leg, and at least one convolution between the fifth and sixth legs;
wherein an end of the third leg is located between the first leg and the second leg and the second leg is in contact with a portion of the third leg proximate to the end of the third leg and an end of the fourth leg is located between the fifth leg and the sixth leg and a portion of the fourth leg proximate to the end of the fourth leg is in contact with the fifth leg;
wherein the first seal section sealingly engages with the first component and the third seal section sealingly engages with the second component.

US Pat. No. 10,113,436

CHORDAL SEAL WITH SUDDEN EXPANSION/CONTRACTION

UNITED TECHNOLOGIES CORPO...

1. A static component for a gas turbine engine comprises:an axially extending body comprising a forward end and an aft end disposed axially downstream from the forward end, wherein the axially extending body further comprises a plurality of platform segments;
a rib formed on the aft end of the axially extending body and extending axially from the axially extending body, wherein the rib further comprises a flat surface disposed at an aft end of the rib; and
a recess formed in the rib, wherein the recess extends axially from the flat surface toward the aft end of the axially extending body,
wherein an aft end of each of the plurality of platform segments extends circumferentially between a first side and a second side of the platform segment, wherein the rib extends on the aft end of the platform segment in a straight line from the first side to the second side, and wherein the recess extends on the rib from the first side to the second side in a straight line.

US Pat. No. 10,113,435

COATED GAS TURBINE COMPONENTS

United Technologies Corpo...

1. A method of forming a gas turbine engine component subject to extreme temperatures and pressures, the method comprising:fabricating a wall having a first surface and a second surface which define opposite sides of the wall;
creating an airflow aperture that extends through the wall in a direction substantially perpendicular to the first surface, the airflow aperture defined by an aperture wall surface which extends from a first opening in the first surface to a second opening in the second surface, and which is flared at a juncture with the first surface such that the first opening has a greater cross-sectional flow area than the second opening; and
depositing a high-pressure, high-temperature resistant coating on the first surface, adhered to a portion of the aperture wall surface adjacent the first opening, such that a minimum flow width w of the airflow aperture is reduced and defined by the high-pressure, high-temperature resistant coating, where
Wmajor is a maximum uncoated width of the airflow aperture, Wminor is a minimum uncoated width of the airflow aperture, t is a thickness of the high-pressure, high-temperature resistant coating, and ? is a surface angle between the aperture wall surface and a line normal to the first surface.

US Pat. No. 10,113,434

TURBINE BLADE DAMPER SEAL

UNITED TECHNOLOGIES CORPO...

1. A damper seal received in a cavity of a turbine blade located between a platform and a retention shelf, the damper seal comprising:a central body portion having a first end region, an opposing second end region, and a width;
a first portion extending from the first end region of the central body portion, wherein the first portion includes first outwardly extending tabs that define a first enlarged portion that has a first width greater than the width of the central body portion, wherein the first portion includes a first another tab that extends substantially perpendicularly to the first outwardly extending tabs, and the first another tab extends away from the central body portion such that the first outwardly extending tabs are located between the central body portion and the first another tab; and
a second portion extending from the opposing second end region of the central body portion.

US Pat. No. 10,113,433

GAS TURBINE ENGINE COMPONENTS WITH LATERAL AND FORWARD SWEEP FILM COOLING HOLES

HONEYWELL INTERNATIONAL I...

1. An engine component, comprising:a body having an internal surface and an external surface, the internal surface at least partially defining an internal cooling circuit; and
a plurality of cooling holes formed in the body and extending between the internal cooling circuit and the external surface of the body, the plurality of cooling holes including a first cooling hole with forward diffusion and lateral diffusion,
wherein the first cooling hole includes an inlet at the internal cooling circuit, a metering section extending from the inlet, a first exit portion extending from the metering section, a second exit portion extending from the first exit portion, and an outlet defined on the external surface and fluidly coupled to the second exit portion, wherein the metering section is an oval-shaped cylinder,
wherein the first exit portion extends at a first angle relative to the metering section and the second exit portion extends at a second angle relative to the metering section, the second angle being greater than the first angle to provide the forward diffusion,
wherein the outlet is a multi-lobe shape formed by a first oval, a second oval, and a third oval, each oval having a first end and a second end, wherein the first ends of the first oval, the second oval, and the third oval at least partially overlap, and wherein the second ends of the first oval, the second oval, and the third ovals are splayed relative to one another to provide the lateral diffusion.

US Pat. No. 10,113,431

FLUIDFOIL

ROLLS-ROYCE plc, London ...

1. A fluidfoil comprising:a leading edge; and
a leading edge zone behind the leading edge and extending spanwise over a full span of the fluidfoil,
wherein:
the leading edge zone comprises one or more deflected regions, which locally reduce an angle of attack of the fluidfoil, each of the one or more deflected regions being an upwardly-oriented ramp for fluid passing the leading edge on a suction surface of the fluidfoil, and
each of the one or more deflected regions comprises a depression in the leading edge zone and tapers in a chordwise direction to a point from a maximum spanwise width at the leading edge, through the leading edge zone, to no spanwise width at an interface of the leading edge zone with a main body of the fluidfoil.

US Pat. No. 10,113,430

GROUP OF BLADE ROWS

1. A blade row group arrangeable in a main flow path of a fluid-flow machine, comprising:a quantity (N) of adjacent member blade rows arranged relative to one another in both a meridional direction (m) and a circumferential direction (u), with the quantity (N) of the member blade rows being greater than or equal to 2 and (i) designating a running index with values between 1 and the quantity (N), the quantity (N) of adjacent member blade rows including a front member blade row with front blades (i) each having a leading edge and a trailing edge and a rear member blade row with rear blades (i+1) each having a leading edge and a trailing edge,
where the blade row group has two main flow path boundaries (HB),
a plurality of meridional flow line sections through the blade row group on m-u planes, where in each meridional flow line section, a chord (Se(i)) of one of the front blades and a chord (Se(i+1)) of one of the rear blades are defined as tangents lying on respective profiles on a pressure side of the one of the front blades and a pressure side of the one of the rear blades,
where a profile depth (I(i)) of the one of the front blades and a profile depth (I(i+1)) of the one of the rear blades are provided in a direction of the respective chord,
where values of the profile depths (I(i)) and (I(i+1)) on a mean meridional flow line are identified as (I(i)SLM) and (I(i+1)SLM),
where a standardized profile depth (In(i)) of the one of the front blades and a standardized profile depth (In(i+1)) of the one of the rear blades are defined as In(i)=I(i)/I(i)SLM and In(i+1)=I(i+1)/I(i+1)SLM,
where a profile depth ratio (PTV) of the one of the front blades and the one of the rear blades is defined as: PTV=I(i)/I(i+1),
where a value of the profile depth ratio (PTV) on the mean meridional flow line is identified as PTVSLM, and a relative profile depth ratio (PTVr) is defined as: PTVr=PTV/PTVSLM,
where an additive profile depth (Iadd) of the one of the front blades and the one of the rear blades is defined as: Iadd=I(i)+I(i+1),
where a value of the additive profile depth (Iadd) on the mean meridional flow line is identified as IaddSLM,
where a standardized additive profile depth (Iaddn) is defined as Iaddn=Iadd/IaddSLM,
where a stagger angle (lambda(i)) of the one of the front blades and a stagger angle (lambda(i+1)) of the one of the rear blades are defined as angles of inclination of the respective chords relative to the meridional direction (m),
where a mean stagger angle (lambdam) is defined as a mean value of the stagger angle (lambda(i)) of the one of the front blades and the stagger angle (lambda(i+1)) of the one of the rear blades, in accordance with: lambdam=(lambda(i)+lambda(i+1))/2,
where at each position on a trailing edge of the one of the front blades (i) an auxiliary coordinate system having a first, a second and a third coordinate direction (s, q, or) is provided, with the first coordinate direction (s) facing downstream at the mean stagger angle (lamdam) relative to the meridional direction (m), the second coordinate direction (q), perpendicular to the first coordinate direction (s), facing away from the pressure side of the one of the front blades (i), and the third coordinate direction (or) being perpendicular to the first coordinate direction (s) and to the second coordinate direction (q),
where an effective profile depth (Ieff) is measured as a distance between the leading edge of the one of the front blades (i) and the trailing edge of the one of the rear blades (i+1) parallel to the first coordinate direction (s),
where a value of the effective profile depth (Ieff) on the mean meridional flow line is identified as IeffSLM,
where a standardized effective profile depth (Ieff) of the one of the front blades and rear blades is defined in accordance with: Ieffn=Ieff/IeffSLM, and
where, in an area between the mean meridional flow line (SLM) and one of the two main flow path boundaries (HB), at least one standardized profile depth (In) chosen from a first group including the standardized profile depth (In(i)) of the one of the front blades, and the standardized profile depth (In(i+1)) of the one of the rear blades and the standardized additive profile depth (Iaddn) increases at least locally in a direction of the one of the two main flow path boundaries (HB);
wherein the standardized effective profile depth (Ieffn) in the area between the mean meridional flow line (SLM) and the one of the two main flow path boundaries (HB) is constant within a tolerance between +2% and ?2% of a value on the standardized effective profile depth on the mean meridional flow line (IeffnSLM).

US Pat. No. 10,113,429

LIQUID-CAPTURING SHAFT

ROLLS-ROYCE plc, London ...

1. A liquid-capturing shaft, the shaft being hollow, arranged for rotation about a longitudinal axis of the shaft, comprising:a wall defining an innermost surface and an outermost surface of the shaft and through which are formed a plurality of circumferentially spaced apart inlet openings; and
each inlet opening having a respective capture surface which extends from the outermost surface of the shaft and through the innermost surface of the shaft, such that the capture surface extends through the wall along a plane that extends obliquely with respect to the longitudinal axis.

US Pat. No. 10,113,428

FLOW ROTOR, IN PARTICULAR TURBINE WHEEL

BorgWarner Inc., Auburn ...

1. A radial flow exhaust gas turbocharger turbine wheel (1) having a turbine wheel hub (2, 3) and turbine wheel blades (7), the turbine wheel hub (2, 3) having a wheel hub axis,wherein said turbine wheel is adapted for receiving a radially directed flow of exhaust gas and converting exhaust energy into rotational energy for driving a compressor wheel,
wherein the turbine wheel hub includes a turbine wheel hub core (2) and a turbine wheel hub outer part (3) which radially surrounds the turbine wheel hub core (2)
the turbine wheel hub core (2) being coaxial with said wheel hub axis, having a bell-shaped cross-section having a base and a peak,
and
the turbine wheel outer part (3) shaped for redirecting radially directed inflow to axial outflow the turbine wheel blades (7) extending outward from the hub outer part (3) and axially located between said base and said peak,
wherein the turbine wheel hub core (2) is made of a nickel-based alloy and the turbine wheel hub outer part (3) and turbine blades (7) are made of titanium aluminide or ceramic.

US Pat. No. 10,113,427

VANE HEAT ENGINE

1. A vane motor comprising:a housing comprising a fixed outer wall having:
an entrance face;
a ledge face;
an expansion face;
a return face;
an exit face; and
an annular face;
a rotor;
an expansion chamber wall, said expansion chamber wall having an axial length wherein said expansion chamber wall is flexible along the axial length, said expansion chamber wall being fixed in position relative to said entrance face and variable in position relative to said return face.

US Pat. No. 10,113,426

STATOR FOR AN ECCENTRIC SCREW PUMP

1. A stator for an eccentric screw pump, the stator comprises:a stator body, the stator body comprising:
an accommodation hole configured for accommodating a rotor;
a tubular elastomer body reinforced at least in sections with a thread inlay and having an axial first end and an axial second end opposite the axial first end;
a first end piece; and
a second end piece,
wherein:
the tubular elastomer body forms an outer surface of the stator body;
the first axial end is secured to the first end piece; and
the second axial end is secured to the second end piece.

US Pat. No. 10,113,425

UNDERGROUND MINING SYSTEM FOR REDUCED COSTS, IMPROVED EFFICIENCIES, HIGHER PRODUCTIVITY AND A SAFER WORKING ENVIRONMENT THROUGH PENETRATED BLOCK EXTRACTION

Underground Extraction Te...

1. An underground mining method including the steps of forming:forming one or more sets of underground gate roads, each set of gate roads including at least two headings; and
forming underground dead-end plunge cuts extending from the sets of gate roads, each plunge cut formed with an unmanned continuous miner coupled to a flexible conveyor system and being greater than 30 meters in length with a roof that need not be supported;
sealing each dead-end plunge cut to form a ventilation barrier whilst still permitting entry of the continuous miner coupled to a flexible conveyor system; and
supplying inert gas to a cutting face of each plunge cut.

US Pat. No. 10,113,424

MILLING TOOL HOLDER

Caterpillar Paving Produc...

1. A tool holder configured to be coupled to a tool mounting block of a milling drum comprising:a cylindrical body defining a first end configured to be received within the tool mounting block of the milling drum and the cylindrical body defining a second end, the second end configured to receive a cutting bit;
a flange located between the first end and the second end with respect to an axial direction;
a first bore with a first opening defined by the second end, the first bore extending along the axial direction towards the first end;
a frustoconical portion located between the flange and the first end with respect to the axial direction;
an elliptical portion located between the flange and the first end with respect to the axial direction; and
a recessed region in a wall of the cylindrical body located between the frustoconical portion and the elliptical portion.

US Pat. No. 10,113,423

SYSTEMS AND METHODS FOR MONITORING A FLUID SYSTEM OF A MINING MACHINE

Joy Global Surface Mining...

1. A method of monitoring a lubricant system of a mining machine, the mining machine having an upper zone and a lower zone, the method comprising:initiating an upper lubricant cycle having an upper lubricant cycle time period, the upper lubricant cycle corresponding to the upper zone;
initiating a lower lubricant cycle having a lower lubricant cycle time period, the lower lubricant cycle corresponding to the lower zone;
sensing, at a predetermined time period after initiation of the upper and lower lubricant cycles, a upper pressure level of the lubricant in the upper zone and a lower pressure level of the lubricant in the lower zone;
determining when the upper pressure level is below an upper threshold for the entire duration of the upper lubricant cycle time period;
determining when the lower pressure level is below a lower threshold for the entire duration of the lower lubricant cycle time period; and
outputting an alert in response to at least one selected from a group consisting of:
the upper pressure level being below the upper threshold for the entire duration of the upper lubricant cycle time period, and
the lower pressure level being below the lower threshold for the entire duration of the lower lubricant cycle time period.

US Pat. No. 10,113,422

DETERMINING SPOTTING FLUID PROPERTIES

Saudi Arabian Oil Company...

1. A method, comprising:positioning a member of a test apparatus into a prepared mudcake sample at a specified depth of the mudcake sample, the mudcake sample associated with a drilling fluid and comprising a specified thickness;
pressurizing a spotting fluid in a feeder tank with a pressurized gas stored in a gas tank in fluid communication with the feeder tank;
circulating a pressurized flow of the spotting fluid from the feeder tank to a test cell of the test apparatus to contact the prepared mudcake sample in the test cell of the test apparatus;
soaking the prepared mudcake sample in the spotting fluid for a specified time duration;
subsequent to the specified time duration, detecting, with the test apparatus, a force exerted on the member relative to a displacement distance of the member from the specified depth in the mudcake sample during removal of the member from the mudcake sample;
recording, with the test apparatus, the detected force relative to the displacement distance; and
determining, with the test apparatus, one or more properties associated with the mudcake sample based on the recorded force relative to the displacement distance.

US Pat. No. 10,113,421

THREE-DIMENSIONAL FRACTURE ABUNDANCE EVALUATION OF SUBSURFACE FORMATIONS

Schlumberger Technology C...

1. A method of evaluating fracture abundance in a subsurface formation, the method comprising, using one or more hardware-based processors:defining a fracture network within a plurality of cells of a three-dimensional model of the subsurface formation using a plurality of geometric primitives;
determining an area of the plurality of geometric primitives within at least a subset of the plurality of cells by summing areas of individual geometric primitives within each of the subset of cells, wherein determining the area of the plurality of geometric primitives within the subset of the plurality of cells further includes:
organizing the plurality of geometric primitives within a spatially-organized data structure; and
accessing the spatially-organized data structure when summing areas of individual geometric primitives within each of the subset of cells to determine which of the plurality of geometric primitives are at least partially within each of the subset of cells; and
determining a fracture abundance parameter for the fracture network from the determined area of the plurality of geometric primitives.

US Pat. No. 10,113,420

ROTARY PULSERS AND ASSOCIATED METHODS

GEO TREND CORPORATION, H...

1. A rotary pulser for a downhole telemetry system configured to be positioned in a drill string within a wellbore, the rotary pulser configured to generate pressure pulses in a drilling fluid, the rotary pulser comprising:a housing,
a stator disposed within the housing,
a rotor disposed adjacent to the stator within the housing, and
an electrohydraulic drive disposed within the housing for rotating the rotor relative to the stator, the electrohydraulic drive comprising:
a pump with a regulator mechanism,
an actuation mechanism,
an electric motor, and
a control unit,
wherein, based on a parameter or condition associated with the rotary pulser, the regulator mechanism adjusts a parameter of the pump to control rotation of the rotor; and
wherein the actuation mechanism comprises a cylinder block, a valve disposed within the cylinder block, pistons and a cam, the cam defines ramp profiles including rolling surfaces along which piston heads of the pistons move, and the ramp profiles of the cam impart varying degrees of forces on the piston heads as the pistons move along the rolling surfaces.

US Pat. No. 10,113,419

ELECTROMAGNETIC TELEMETRY USING A TRANSCEIVER IN AN ADJACENT WELLBORE

Halliburton Energy Servic...

1. A system comprising:a downhole transceiver coupled to a well tool that is positionable in a wellbore for transmitting an electromagnetic signal with encoded data;
a first electrode positionable in an adjacent wellbore for receiving the electromagnetic signal and generating a first voltage in response to the electromagnetic signal;
a second electrode positionable in the adjacent wellbore or at a surface of the adjacent wellbore for receiving the electromagnetic signal and generating a second voltage in response to the electromagnetic signal;
a surface transceiver for coupled to a fiber optic cable and configured to determine a decoded version of the encoded data based on a voltage difference between the first electrode and the second electrode;
and
a material coupled to the fiber optic cable and the first electrode for changing a strain on the fiber optic cable in response to the voltage difference between the first electrode and the second electrode,
wherein the material and the first electrode form at least a portion of an electrical circuit that is positionable in the adjacent wellbore and electrically passive, and wherein the electrical circuit has an input impedance that is greater than 1 mega ohm.

US Pat. No. 10,113,418

METHODS AND SYSTEMS FOR SPECTRUM ESTIMATION FOR MEASURE WHILE DRILLING TELEMETRY IN A WELL SYSTEM

SCHLUMBERGER TECHNOLOGY C...

1. A method for configuring transmission signals in a measuring while drilling (MWD) wellbore tool, comprising:receiving at an earth surface, from a transmission of the MWD wellbore tool, a signal from the MWD wellbore tool in a wellbore, wherein the signal comprises a telemetry portion, comprising physical properties of the wellbore measured in the wellbore, and a noise portion;
reproducing the telemetry portion based at least partially on the signal;
subtracting the telemetry portion from the signal;
estimating, based at least partially on the subtraction, the noise portion of the signal; and
altering a transmission configuration of the downhole tool, for further transmitting the signal to the earth surface, based at least partially on the estimated noise portion of the signal.

US Pat. No. 10,113,417

APPARATUSES AND METHODS FOR EVALUATING SYSTEMS USED IN ELECTROMAGNETIC TELEMETRY TRANSMISSIONS

Evolution Engineering Inc...

1. A system for testing connectivity of an EM telemetry receiver to one or more ground conductors, the system comprising:a ground conductor in electrical contact with the ground;
a signal receiver electrically connected to the ground conductor by a link;
a test signal generator configured to generate an electrical test signal and to supply it to the ground conductor by way of the link;
a switch operable to selectively couple the link to the test signal generator or to the signal receiver; and
a meter configured to measure a current flowing from the test signal generator to the linkwherein the electrical test signal comprises a pure tone and the pure tone has a frequency of above 20 Hz.

US Pat. No. 10,113,416

MODELLING TOOL

1. A communication and data processing system for use between one or more employers and one or more system users and one or more system suppliers of the communication and data processing system, at least comprising:a) one or more downhole transmitters configured for providing LWD and/or MWD data,
b) the downhole transmitters communicating via a communication line with one or more computers upstream of the communication line through a data protocol for the transfer of MD and/or MWD data,
c) LWD and/or MWD data being stored locally at the one or more upstream computers,
d) data being transferred locally from the drilling installation to a central hub, the transfer being accomplished by wire or wirelessly via radio transceivers located on the installation and in communication with the central hub,
e) the central hub comprising a WITSML server
f) one or more mathematical models on the WITSML server for calculating an output function Hi(T), where Hi(T) denotes a function for increasing plant time efficiency and T denotes the true time spent in a project, wherein calculating Hi(T) at least includes using the following manipulated parameters:
g) TN: estimated time for completing the project,
T: actual time for completing the project,
Z: selected portion of total project value,
and at least one parameter obtained from the one or more downhole transmitters,
h) wherein, further, an application is implemented on the central hub, the application being configured for receiving parameters from the downhole transmitters comprising LWD and/or MWD data and other parameters relevant for the project, and the application being in direct communication with the mathematical model, or the application comprising the mathematical model,
i) one or more first computers having direct access to the hub and the WITSML server, operated by said one or more system suppliers,
j) one or more second presentation computers in communication with the one or more first computers, the second presentation computers at least receiving output functions Hi(T) from the one or more first computers and the output functions Hi(T) being selectively associated with individual second computers, and
k) wherein one or more system users are associated with the second computers.

US Pat. No. 10,113,415

METHODS AND APPARATUSES FOR DETERMINING TRUE VERTICAL DEPTH (TVD) WITHIN A WELL

Arthur H. Kozak, Edmonto...

1. A method of determining true vertical depth (“TVD”), within a well penetrating a ground surface, the method comprising:positioning a tubing string downhole such that a pressure sensor, located within an interior of the tubing string, is located at a base downhole position within the well at a base of a fluid column extended from a ground surface to the pressure sensor within the tubing string;
measuring, with the pressure sensor, or a plurality of pressure sensors that include the pressure sensor, a plurality of pressures exerted by the fluid column, in which the pressure is measured by the pressure sensor, or the plurality of pressure sensors, while fluid in the fluid column is stationary;
measuring a temperature of fluid in the fluid column at each of a series of positions to generate a series of temperature measurements, each associated with a respective position, of the series of positions, along the fluid column, in which the series of temperature measurements are taken while fluid in the fluid column is stationary;
generating a density profile of fluid along the fluid column based on the series of temperature measurements; and
determining the TVD of the base downhole position using the density profile of fluid along the fluid column to correct for density changes of fluid along the fluid column, and using the plurality of pressures measured by the pressure sensor or the plurality of pressure sensors.

US Pat. No. 10,113,414

MULTIPLE MAGNETIC SENSOR RANGING METHOD AND SYSTEM

SCHLUMBERGER TECHNOLOGY C...

1. A method for determining a geometric relationship of a second well with respect to a first well, comprising the steps of:producing a first output from a first 3-axis magnetometer positioned in the second well, the first output responsive to a magnetic field produced by a magnetic field source positioned in the first well;
producing a second output from a second 3-axis magnetometer positioned in the second well, the second output responsive to the magnetic field produced by the magnetic field source, wherein a location of the first 3-axis magnetometer and a location of the second 3-axis magnetometer relative to the magnetic field source are unknown;
calculating the location for each of the first and second magnetometers in the second well with respect to the magnetic field source in the first well; wherein the location of the first magnetometer and the location of the second magnetometer are determined from a plurality of magnetic field components measured by each said magnetometer;
transmitting the locations of the first and second 3-axis magnetometers to surface;
determining the geometric relationship of the second well with respect to the first well; and
reinitiating drilling operations based on the geometric relationship between the first and second wells.

US Pat. No. 10,113,413

METHOD AND APPARATUS FOR DETERMINING WELLBORE POSITION

Nabors Drilling Technolog...

1. A method for determining true vertical depth along a wellbore, the method comprising:determining wellbore inclination, azimuth, and drillstring length at a plurality of static survey points, the determining wellbore inclination further comprising determining wellbore inclination from linear acceleration values determined by one or more sensors for measuring linear and gravitational acceleration;
determining inclination at a plurality of positions between two static survey points using continuous inclination measurements obtained while drilling the wellbore;
determining an interpolated azimuth value along a minimum curvature of a wellbore path at each of the plurality of positions using the azimuth values determined at the static survey points before and after each of the plurality of positions;
determining the drillstring length at each of the plurality of positions; and
using the inclination, azimuth, and measured depth values measured at the static survey points, together with continuous inclination values, corresponding interpolated azimuth values, and measured drillstring length at each of the plurality of positions between static survey points to model the wellbore path and determine a variation in true vertical depth along at least a portion of the wellbore.

US Pat. No. 10,113,412

AXIALLY-SUPPORTED DOWNHOLE PROBES

Evolution Engineering Inc...

1. A downhole assembly comprising:a drill string section having a bore extending longitudinally through the drill string section;
a downhole probe located in the bore of the section;
the probe supported in the bore by first and second spiders each spider comprising a rim, a hub and one or more arms extending between the hub and the rim, the hub formed to provide a bore passing through the hub, the first and second spiders spaced apart longitudinally within the bore, and the rim of at least one of the first and second spiders abutting a landing step in a wall of the bore;
wherein:
at least one of the first and second spiders is axially fixed to the drill string section and to the probe,
the first spider is coupled to an uphole end of the probe, the second spider is coupled to a downhole end of the probe, at least one of the first and second spiders is coupled non-rotationally to the probe and to the drill string section and the probe extends through the bores of the hubs of the first and second spiders such that first and second ends of the probe respectively project past the hubs of the first and second spiders.

US Pat. No. 10,113,411

BOREHOLE IMAGE GAP FILLING

SCHLUMBERGER TECHNOLOGY C...

1. A method, comprising:acquiring a borehole image corresponding to a sidewall surface of a borehole that penetrates a subterranean formation, wherein the subterranean formation comprises structural elements and a varying geophysical characteristic, wherein the borehole image is based on measurement of the geophysical characteristic around circumferential portions of the sidewall surface of the borehole, and wherein the borehole image comprises:
structure corresponding to the structural elements;
texture corresponding to the varying geophysical characteristic; and
coverage gaps in which the structure and texture are missing; wherein the coverage gaps correspond to circumferential portions of the sidewall surface of the borehole for which no measurement of the geophysical characteristic was obtained,
extracting trends from the borehole image, wherein the trends correspond to low pass information of the image and representing the structure;
reconstructing the missing structure within the gaps based on the extracted trends;
simulating the missing texture within the gaps based on the borehole image and the reconstructed structure; and
constructing a fullbore image based on the borehole image, the reconstructed structure within the gaps, and the simulated texture within the gaps.

US Pat. No. 10,113,410

SYSTEMS AND METHODS FOR WIRELESSLY MONITORING WELL INTEGRITY

ONESUBSEA IP UK LIMITED, ...

1. A subsea mineral extraction system, comprising:a subsea wellhead assembly configured to couple to a well;
a first electronic sensor module configured to be disposed in cement in a first annulus of the subsea wellhead assembly, wherein the first electronic sensor module comprises:
a first sensor configured to measure or detect a parameter related to an integrity of the well;
control circuitry configured to generate sensor feedback based on the parameter measured or detected by the first sensor; and
a first transmitter configured to wirelessly transmit the sensor feedback;
a first controller comprising a first receiver configured to wirelessly receive the sensor feedback from the first transmitter of the first electronic sensor module, and wherein the first controller is disposed on an outer annular surface of an outermost string of a plurality of strings of the subsea wellhead assembly; and
a second controller configured to receive the sensor feedback from the first controller and to provide one or more user-perceivable indications based on the sensor feedback, wherein the second controller comprises a processor, a memory, and a model stored on the memory and executable by the processor, wherein the processor is configured to execute the model to predict or estimate the integrity of the well based at least in part on the sensor feedback.

US Pat. No. 10,113,409

BORE MEASURING TOOL

16. A method for measuring a well bore wall comprising:providing a casing in line within a tool string;
displacing an engagement body within a central passage of said casing from a first position to a second position to compress and radially extend a plurality of longitudinally extending biasing elements connected thereto;
recording at least one measurement of the well bore wall with a sensor located on each of said radially extended biasing elements; and
wherein said central passage has a first portion proximate to a first end of said casing and a second portion at a middle thereof, wherein said second portion of said central passage is larger than said first portion.

US Pat. No. 10,113,408

INTEGRATED DRILLING CONTROL SYSTEM

Weatherford Technology Ho...

1. A method of performing controlled pressure drilling of a borehole in a formation with a drilling system according to a drilling plan, the method comprising:configuring, with a computerized control system, a setup of at least the drilling plan, the formation, and the drilling system;
performing the controlled pressure drilling of the borehole in the formation with the drilling system according to the drilling plan by: integrating the setup of the computerized control system with the drilling system, acquiring current data of at least the drilling system, and functioning the drilling system with the computerized control system using the acquired data in an operating mode for operational interaction with the drilling system;
switching, at the computerized control system, from the operating mode to a simulating mode in response to an event anticipated in the drilling operation according to the drilling plan for simulated interaction with the drilling system while continuing the controlled pressure drilling with the drilling system;
simulating the functioning of the drilling system with the computerized control system for a future time period using simulated data in the simulating mode; and
using a result from the simulated interaction in the operational interaction with the drilling system.

US Pat. No. 10,113,407

ELECTROCHEMICAL PRODUCTION OF METAL HYDROXIDE USING METAL SILICATES

Lawrence Livermore Nation...

1. An apparatus for forming metal hydroxide, comprising:a first container that has a top, said first container containing insoluble particles;
a second container that is larger than said first container wherein said first container is located inside of said second container, wherein said first container is a porous container that includes porous container walls that extend entirely around said first container except for said top and wherein said porous container walls are made of a grate having a porosity such that water molecules and ions can pass through said grate but insoluble particles can not pass through said grate and said insoluble particles will be retained within said first container;
a hydroxyl-producing cathode located inside said second container outside of said first container;
hydroxyl ions produced by said hydroxyl-producing cathode;
an acid-producing anode located inside said first container;
acid produced by said acid-producing anode;
a direct current electricity source connected to said hydroxyl-producing cathode and said acid-producing anode;
direct current electricity produced by said direct current electricity source in a direct current electricity path between said hydroxyl-producing cathode and said acid-producing anode;
a metal silicate mass located inside said first container, wherein said metal silicate mass is a metal silicate mass that has been ground, powdered, fractured, or drilled;
metal silicate contained in said metal silicate mass that is contacted by said acid produced by said acid-producing anode, or by said hydroxyl ions produced by said hydroxyl-producing cathode, or by both said acid produced by said acid-producing anode and by said hydroxyl ions produced by said hydroxyl-producing cathode, wherein said metal silicate constitutes pieces or particles composed partly or entirely of metal silicate;
a water solution located inside said first container and said second container, said water solution having an ion concentration, wherein said ion concentration is sufficient to allow said direct current electricity to pass in said direct current electricity path between said acid-producing anode and said hydroxyl-producing cathode; and
wherein said first container that is a porous container with porous container walls is located inside of said second container with said porous container walls inside of said second container, said porous container containing said water solution and containing said acid-producing anode, said metal silicate mass, and said metal silicate wherein said porous container walls are immersed in said water solution inside said first container and said second container, wherein said hydroxyl-producing cathode is located in said second container outside of said first container that is a porous container;
wherein said acid-producing anode and said hydroxyl-producing cathode are at least partially submerged in said water solution;
wherein said direct current electricity is applied across said acid-producing anode and said hydroxyl-producing cathode, said direct current electricity being of sufficient current and voltage to generate said hydroxyl ions at said hydroxyl-producing cathode and generate said acid at said acid-producing anode, said acid or said hydroxyl ions being of sufficient concentration to convert at least some of said metal silicate into metal ions and silicate ions;
wherein said silicate ions react with said acid produced by said acid-producing anode and form silica or silicic acid; and
wherein said metal ions react with said hydroxyl ions produced by said hydroxyl-producing cathode to form the metal hydroxide.

US Pat. No. 10,113,406

PULSED HYDRAULIC FRACTURING WITH NANOSILICA CARRIER FLUID

Saudi Arabian Oil Company...

1. A method of fracturing a reservoir, the method comprising:providing a pad fluid to the reservoir via a wellbore in a well to create fractures in the reservoir;
providing a fracturing fluid to the fractures via the wellbore;
providing a nanosilica carrier fluid to the fractures via the wellbore, wherein the nanosilica carrier fluid comprises nanosilica particles, and providing the nanosilica carrier fluid to the fractures comprises pulsing quantities of the nanosilica carrier fluid into a continuous flow of the fracturing fluid or alternately pulsing quantities of the nanosilica carrier fluid and the fracturing fluid, and an elapsed time between pulsing the quantities of the nanosilica carrier fluid is between 2 seconds and 10 minutes;
activating the nanosilica particles with an activator to yield a nanosilica gel; and
shutting in the wellbore at a wellbore pressure, thereby allowing the nanosilica gel to form proppant pillars in the fractures.

US Pat. No. 10,113,404

IGNITING UNDERGROUND ENERGY SOURCES

Halliburton Energy Servic...

1. An underground gasification system comprising:a recovery system;
a supply line; and
a downhole ignition device operable to ignite an underground energy source, wherein the downhole ignition device is connected to the supply line and the supply line is connected to the recovery system, wherein the downhole ignition device comprises a piezoelectric igniter system, wherein the piezoelectric igniter system comprises a motor, a lance, a shaft, a cam, and a piezoelectric igniter, wherein the lance is a hollow tube, wherein the shaft is disposed within the lance.

US Pat. No. 10,113,403

HEATER AND METHOD OF OPERATING

DELPHI TECHNOLOGIES, INC....

7. A method of operating a heating system, said heating system comprising a plurality of heaters, each of said plurality of heaters comprising 1) a housing, 2) a plurality of fuel cell stack assemblies each having a plurality of fuel cells which convert chemical energy from a fuel into heat and electricity through a chemical reaction with an oxidizing agent, and 3) a conductor electrically connecting said plurality fuel cell stack assemblies to an electronic controller, said method comprises:a) using said electronic controller and said conductor of one of said plurality of heaters to monitor and control electric current produced by said plurality fuel cell stack assemblies of said one of said plurality of heaters; and
b) using said electronic controller and said conductor of another one of said plurality of heaters to monitor and control electric current produced by said plurality fuel cell stack assemblies of said another one of said plurality of heaters;
wherein step a is performed independently of step b;
wherein said plurality fuel cell stack assemblies are located within said heater housing such that each fuel cell stack assembly of the plurality of fuel cell stack assemblies is spaced axially apart from adjacent fuel cell stack assemblies within said heater housing, and said conductor electrically connects said plurality of fuel cell stack assemblies to said electronic controller, said method further comprising:
c) using said electronic controller and said conductor of said one of said plurality of heaters to monitor and control electric current produced by said plurality of fuel cell stack assemblies of said one of said plurality of heaters; and
d) using said electronic controller and said conductor of said another one of said plurality of heaters to monitor and control electric current produced by said plurality of fuel cell stack assemblies of said another one of said plurality of heaters;
wherein step c is performed independently of step d;
wherein the method further comprises the step of operating said plurality of fuel cell stack assemblies of a given one of said plurality of heaters in series.

US Pat. No. 10,113,402

FORMATION FRACTURING USING HEAT TREATMENT

Saudi Arabian Oil Company...

1. A method for treating a geologic formation, comprising:positioning, in a wellbore, a downhole heating device that is coupled to a downhole conveyance that extends from a terranean surface to a subterranean zone that comprises a geologic formation;
generating, with the downhole heating device, an amount of heat power at a specified temperature between 400° C. and 600° C. and a specified time duration between 30 minutes and an hour to transfer to a portion of the geologic formation in the wellbore;
reducing a static Young's modulus of the geologic formation by about 10 percent based on the generated amount of heat power at the specified temperature; and
generating one or more fractures in the geologic formation based on the generated amount of heat power at the specified temperature and specified duration.

US Pat. No. 10,113,401

APPARATUS AND METHOD EMPLOYING PERFORATING GUN FOR SAME LOCATION MULTIPLE RESERVOIR PENETRATIONS

Saudi Arabian Oil Company...

1. A method of sequentially performing a plurality of perforations at a predetermined downhole interval of a wellbore in a tight reservoir rock formation in order to produce successively deeper penetrations into the rock, the method comprising:a. securing a latch coupling to a stationary length of casing at a predetermined fixed position above and proximate to the interval to be perforated;
b. providing a perforating gun comprised of a plurality of sections where each section contains a plurality of shaped charges positioned in a predetermined array, where the array is the same for each section, and the arrays are axially and radially aligned with each other;
c. securing the perforating gun to the downhole end of a supporting member;
d. securing to the supporting member a plurality of latching tools that correspond in number to the plurality of sections comprising the perforating gun, the latching tools being spaced apart axially on the supporting member of a distance that corresponds to the axial distance between the shaped charge arrays in the sections comprising the perforating gun;
e. lowering the first section of the plurality of sections comprising the perforating gun into position adjacent the predetermined interval to be perforated;
f. releasably engaging with the latch coupling a first latching tool of the plurality of latching tools that is closest to the perforating gun;
g. firing a first series of charges from the first section of the gun to penetrate the reservoir rock along the predetermined interval with a first series of openings;
h. releasing the first latching tool to disengage the tool from the latch coupling and lowering the gun to engage the adjacent latching tool with the latch coupling to position a second section of the plurality of sections of the perforating gun adjacent the first series of penetrations;
i. firing a subsequent series of charges from the second section of the gun into the formation at the same locations as the first series to provide openings penetrating deeper into the formation than the first series of openings, and
j. repeating steps (h) and (i) until all of the charges in the sections comprising the perforating gun have been fired.

US Pat. No. 10,113,400

SEQUENTIAL FULLY IMPLICIT WELL MODEL WITH TRIDIAGONAL MATRIX STRUCTURE FOR RESERVOIR SIMULATION

Saudi Arabian Oil Company...

1. A computer implemented method of forming a model of determined well completion rates of component fluids of a subsurface reservoir from measured total well production by reservoir simulation of well production, at a time step during life of the subsurface reservoir, from a plurality of vertical wells in the subsurface reservoir with a coupled well reservoir simulator model, the reservoir simulator model having formation layers having unknown formation pressures and completion rates at the time step, the formation layers comprising vertical fluid flow layers having vertical fluid flow therefrom and flow barrier layers with no vertical fluid flow therefrom, the coupled well reservoir simulator model being organized into a plurality of cells including a plurality of well cells at locations of the vertical wells in formation layers of the reservoir, and a plurality of reservoir cells adjacent the well cells and the reservoir cells of the formation layers having unknown formation pressures, transmissibilities and completion rates at the time step, the method comprising the computer implemented steps of:forming a reduced system model of the plurality of vertical wells consisting of:
interval well cells between flow barrier layers of the reservoir assembled by combining vertically disposed well cells of the vertical flow formation layers having vertical fluid communication therebetween and being located between flow barrier layers in the coupled reservoir model; and
reservoir cells adjacent the interval well cells;
solving the reduced system model for bottom hole pressures of the plurality of wells;
solving by reservoir simulation the coupled well reservoir model of well cells and reservoir cells for layer completion rates of component fluids of the well cells of each of the formation layers of the coupled well reservoir model at the time step, based on a steady state volume balance relationship of the layer completion rates, formation pressures and transmissibilities, and treating the plurality of wells as having the determined bottom hole pressure;
determining a simulator total well production rate for the plurality of wells from the layer completion rates of the component fluids of the formation layers of the coupled reservoir model of the well at the time step;
comparing the simulator total well production rate for the plurality of wells with the measured total well production at the time step to determine if simulator convergence is achieved; and, if so,
forming a record of the layer completion rates of the component fluids for the layers at the well cells and of the determined total well production rate for the plurality of wells at the time step; and
if the results of the step of comparing indicate convergence is not achieved, iterating to the step of solving by reservoir simulation the coupled well reservoir model, determining a simulator total well production rate for the plurality of wells from the well completion rates of the component fluids, and comparing.

US Pat. No. 10,113,399

DOWNHOLE TURBINE ASSEMBLY

NOVATEK IP, LLC, Provo, ...

1. A downhole turbine assembly, comprising:a drill pipe capable of passing a fluid flow there through;
a turbine disposed within a sidewall of the drill pipe, the turbine including a plurality of blades having flat surfaces, at least one blade of the turbine including polycrystalline diamond;
a course capable of diverting a portion of the fluid flow to the turbine; and
an outlet capable of discharging the diverted portion of the fluid flow from within the drill pipe to an exterior of the drill pipe.

US Pat. No. 10,113,398

FUEL CELL APPARATUS AND METHOD FOR DOWNHOLE POWER SYSTEMS

SCHLUMBERGER TECHNOLOGY C...

1. A method for generating electricity in a drill string disposed within a wellbore, wherein the drill string comprises a turbine, a generator, and a fuel cell system, the method comprising:(i) generating electricity using the fuel cell system, wherein the fuel cell system generates electricity by producing an electrochemical reaction between hydrogen and oxygen within a fuel cell stack, wherein the fuel cell stack comprises: a first electrode; a second electrode; a proton exchange membrane located between the first electrode and the second electrode; and at least one water storage medium located between the proton exchange membrane and the second electrode;
(ii) retaining water produced by the electrochemical reaction within the fuel cell stack;
(iii) stopping the electrochemical reaction within the fuel cell stack;
(iv) circulating drilling mud through the wellbore;
(v) generating electricity using the generator, the turbine, and the circulating drilling mud; and
(vi) generating hydrogen and oxygen within the fuel cell stack by using the electricity generated in process (v) to electrolyze the water produced in process (i) and retained in process (ii).

US Pat. No. 10,113,397

PROPULSION GENERATOR AND METHOD

Coil Solutions, Inc., Ca...

1. A propulsion generator for use in a downhole tool to urge movement of a string of pipe within a well bore, said string of pipe comprising a bottom end portion, comprising:an outer tubular housing mountable to said bottom end portion of said string of pipe, said outer tubular housing including:
a plurality of fly wheel housings, wherein each fly wheel housing defines a fluid flow path through each fly wheel housing to permit a fluid to flow through a downhole tool, wherein the fluid flow path includes at least one of a chamber and a tubular configured to provide a laminar flow to the fluid therethrough;
at least one fly wheel positioned within said each fly wheel housing, said at least one fly wheel comprising a center of mass;
a plurality of fins operatively connected to said at least one fly wheel and positioned within said fluid flow path and configured to receive energy from the fluid flowing through said flow path whereby said at least one fly wheel is rotated, said plurality of fins being rotatable as said at least one fly wheel rotates; and
a mounting for said at least one fly wheel which constrains a center of rotation of said at least one fly wheel, whereby said center of mass of said at least one fly wheel is offset from the center of rotation, which results in vibrations being created during rotation of said at least one fly wheel.

US Pat. No. 10,113,394

MULTI-STAGE FLOW DEVICE

SMITH INTERNATIONAL, INC....

1. A multi-stage flow sub, comprisinga housing having a first axial bore;
a sleeve within the first axial bore of the housing, the sleeve defining a second axial bore, the sleeve further including:
a ball seat;
a first flow passage extending radially through a body of the sleeve, the first flow passage proximate to and uphole of the ball seat; and
a second flow passage extending radially through the body of the sleeve, the second flow passage being axially offset from the first flow passage;
a first burst disc in fluid communication with the first flow passage, the first burst disc obstructing radial fluid flow through the first flow passage; and
a second burst disc in fluid communication with the second flow passage, the second burst disc obstructing radial fluid flow through the second flow passage, the second burst disc further having a burst pressure higher than a burst pressure of the first burst disc.

US Pat. No. 10,113,393

SYSTEMS AND APPARATUSES FOR SEPARATING WELLBORE FLUIDS AND SOLIDS DURING PRODUCTION

Heal Systems LP, Calgary...

1. A process for producing reservoir fluids from a reservoir disposed within a subterranean formation, comprising:producing gas-depleted reservoir fluid from the reservoir via a production string disposed within a producing wellbore, wherein the producing comprises, via a flow diverter:
receiving reservoir fluid flow from a downhole wellbore space,
conducting the received reservoir fluid flow uphole,
discharging the received reservoir fluid flow into an uphole wellbore space such that, while the discharged reservoir fluid flow is disposed within the uphole wellbore space, gaseous material is separated from the discharged reservoir fluid flow in response to at least buoyancy forces, such that a gas-depleted reservoir fluid flow is obtained,
receiving and conducting the gas-depleted reservoir fluid flow, and
discharging the conducted gas-depleted reservoir fluid flow,
wherein:
the flow diverter comprises an insert-receiving part and a flow diverter-effecting insert,
the insert-receiving part comprises a passageway, and
the flow diverter-effecting insert is disposed within the passageway and releasably coupled to the insert-receiving part via a coupler disposed within the production string;
conducting the discharged gas-depleted reservoir fluid to a pump;
pressurizing the gas-depleted reservoir fluid with the pump such that the gas-depleted reservoir fluid is conducted to the surface;
uncoupling the flow diverter-effecting insert from the coupler;
displacing the flow-diverter-effecting insert, relative to the insert-receiving part, such that the coupler becomes disposed for coupling to a plug; and
after the displacing, deploying a plug downhole, and coupling the plug to the coupler such that a flow of material uphole of the plug is prevented, or substantially prevented.

US Pat. No. 10,113,392

TUBING PRESSURE INSENSITIVE SURFACE CONTROLLED SUBSURFACE SAFETY VALVE

Halliburton Energy Servic...

1. A hydraulic control system for controlling operation of a downhole valve comprising:a rod piston disposed within a housing,
wherein the rod piston and the housing form a first piston chamber, a second piston chamber and a third piston chamber, wherein a first piston chamber volume of the first piston chamber and a third piston chamber volume vary inversely as the rod piston is moved from one position to another in the housing;
a high tubing pressure branch, wherein the high tubing pressure branch delivers pressure to the first piston chamber, wherein the first piston chamber is between a first seal on a first distal end of the rod piston and a wall of the housing;
a single control line directed into the second piston chamber and a first storage chamber branch, wherein the single control line delivers a surface pressure to the second piston chamber, wherein the second piston chamber is between the first seal and a second seal on a first side of a middle portion of the rod piston, wherein the first storage chamber branch fluidically couples a first compartment of a storage chamber and the second piston chamber to maintain the first compartment and the second piston chamber at a first pressure;
a second storage chamber branch, wherein the second storage chamber branch fluidically couples a second compartment of the storage chamber and the third piston chamber, wherein a second pressure of the second compartment of the storage chamber is directed to the third piston chamber through the second storage chamber branch, wherein a compressible fluid maintains the second compartment of the storage chamber and the third piston chamber at a same pressure, and wherein the first compartment and the second compartment comprise a compressible fluid or a compressible gas; and
a flow tube coupled to the rod piston and a flapper,
wherein the flow tube moves between a first position and a second position in response to movement of the rod piston, and
wherein movement of the flow tube between the first position and the second position is operable to at least one of open the flapper and close the flapper.

US Pat. No. 10,113,391

RETRIEVABLE BACK PRESSURE VALVE AND METHOD OF USING SAME

1. A retrievable back pressure valve for use with a horizontal well completion operations during drilling out plug procedures comprising:a tool with a first end, a second end and a passageway there through wherein said tool is adapted to be removably positioned in a drill string profile nipple in said horizontal well;
at least one flapper valve positioned in said tool said passageway adapted to allow fluid to flow downhole of said horizontal well through said tool said passageway and prevent said fluid from traveling up said horizontal well through said tool said passageway; and
a releasable positioning mechanism attached to said tool for positioning said tool in said drill string profile nipple and adapted to release said tool from said drill string profile nipple when a ball is dropped down said horizontal well and enters said tool.

US Pat. No. 10,113,390

VALVE FOR GRAVEL PACKING A WELLBORE

SCHLUMBERGER TECHNOLOGY C...

1. A downhole tool, comprising:a housing comprising a screen; and
a valve system positioned within the housing, the valve system comprising a first valve and a flow control device, wherein the valve system has a first position where the first valve allows a flow within the housing, a second position where the first valve directs at least a portion of the flow through the flow control device, and a third position stopping flow through the flow control device; and
wherein the valve system further comprises an intermediate tubular member positioned between the housing and a base pipe, wherein the intermediate tubular member has a first opening formed radially-therethrough.

US Pat. No. 10,113,389

CRACK-RESISTANT CEMENT COMPOSITION

Halliburton Energy Servic...

1. A method of cementing in a subterranean formation comprising:introducing a cement composition into the subterranean formation, wherein the cement composition comprises:
(A) cement;
(B) water; and
(C) an additive comprising zirconium dioxide, wherein at least 60% of the zirconium dioxide is in a metastable tetragonal phase during the step of introducing, and wherein some or all of the zirconium dioxide that is in the metastable tetragonal phase transforms to a stable monoclinic phase after a stress is applied to the cement composition;
allowing or causing to allow the cement composition to set;
allowing or causing to allow the stress to induce a crack in the set cement composition; wherein the stress further induces at least a portion of the zirconium dioxide that is in the metastable tetragonal phase to transform to the stable monoclinic phase; wherein this transformation reduces the size of at least one dimension of the crack.

US Pat. No. 10,113,388

APPARATUS AND METHOD FOR PROVIDING WELLBORE ISOLATION

HALLIBURTON ENERGY SERVIC...

1. An actuatable wellbore isolation assembly comprising:a housing generally defining an axial flowbore and comprising a mandrel portion, a first end portion, and a second end portion, the mandrel portion being movable relative to the second end portion so that the housing has a variable length;
a radially expandable isolating member positioned circumferentially about a portion of the housing;
a sliding sleeve circumferentially positioned about a portion of the mandrel of the housing, the sliding sleeve being configured to be movable between:
a first position in which the sliding sleeve retains the expandable isolating member in a narrower non-expanded conformation; and
a second position in which the sliding sleeve does not retain the expandable isolating member in the narrower non-expanded conformation;
an actuator assemblage configured to move the sliding sleeve from the first position to the second position; and
a locking mechanism engaged to retain the sliding sleeve in the first position and disengageable to allow movement of the sliding sleeve between the first position and the second position,
wherein movement of the mandrel portion relative to the second end portion disengages the locking mechanism to thereby allow the actuator assemblage to move the sliding sleeve from the first position to the second position.

US Pat. No. 10,113,387

TESTABLE ISOLATION PACKER

Halliburton Energy Servic...

1. A method for testing an isolation packer in a wellbore casing, comprising:(a) running at least one testable isolation packer system into the wellbore casing on a completion string, the testable isolation packer system comprising:
upper and lower packer elements;
a bypass system, comprising (i) a lower element port in fluid communication with an annulus space between the upper and lower packer elements, (ii) a release port for releasing fluid to a space downhole of the lower packer element, and (iii) a channel for directing fluid from the lower element port to the release port, wherein when the bypass system is in by-pass mode, fluid trapped between the upper and lower packer elements enters the lower element port, travels through the channel, and exits at the release port downhole of the lower packer element;
a testing subassembly comprising a flow path extending from inside of the completion string to the annulus space between the upper and lower packers elements, the flow path controlled by an external moveable element positioned circumferentially around an inner mandrel, the external movable element comprising (i) an outer port in fluid communication with the annulus space between the upper and lower packer elements and (ii) a sealing element, wherein the moveable element is movable with respect to the inner mandrel, wherein the inner mandrel comprises an inner port that is in fluid communication with the inside of the completion string, wherein movement of the external movable element moves the outer port and the sealing element uphole or downhole relative to the inner port;
wherein when the testing subassembly is in a non-test mode, the outer port is positioned on a first side of the inner port and the flow path is closed via the sealing element, and
wherein when the testing subassembly is in a test mode, movement of the external movable element causes the outer port and the sealing element to move past the inner port, opening the flow path;
(b) starting to set the upper packer element between the wellbore casing and the completion string;
(c) starting to set the lower packer element between the wellbore casing and the completion string;
(d) allowing bypass of fluid from the annulus space between the upper packer element and the lower packer element to a location downhole of the lower packer element through the bypass system; and
(e) causing the movable element to travel and (i) close the bypass system and (ii) open the testing subassembly.

US Pat. No. 10,113,386

APPARATUS FOR USE IN WELL ABANDONMENT

BiSN Tec Ltd., Lymm (GB)...

1. A plugging system for plugging wells, and in particular oil and gas wells, said plugging system comprising a plug body formed from an outer metal tube and an inner metal tube, wherein the tubes are concentric;reinforcement means, attached to an inner surface of the outer tube and attached to an outer surface of the inner tube, thereby connecting the inner and outer tubes and thereby providing cross-sectional structural strength to the plug body; and
wherein an upper end of the plug body has a central heater receiving void located along the axis of the plug, wherein the void is defined by an inner surface of the inner tube; and a lower end of the plug body having a base extending across the entire plug body and to which both the inner and outer tubes are connected.

US Pat. No. 10,113,385

PRODUCTION SYSTEM AND TENSION HANGER

Cameron International Cor...

11. A well production system for producing fluids from a well, the system comprising:a wellhead component;
a hanger system comprising:
a hanger body comprising an inner bore extending therethrough along an axis;
an inner mandrel comprising an exterior surface comprising a slot, the slot comprising an axially oriented portion that terminates and the slot continues into either an azimuthally oriented portion or a helically oriented portion extending from the axially oriented portion, the inner mandrel being passable from the hanger body inner bore; and
wherein the inner mandrel is movable into a landed position by axial and rotational movement of the inner mandrel relative to the hanger body, the axial and rotational movement being guided by the slot; and
a production tubing string attachable to the inner mandrel and extendable into the well.

US Pat. No. 10,113,384

MULTI-METAL SEAL SYSTEM

Cameron International Cor...

1. A system, comprising:a first tubular;
a second tubular, wherein the first and second tubulars are configured to be disposed one inside another about an axis;
a multi-metal seal system configured to seal an annular space between a first surface of the first tubular and a second surface of the second tubular, wherein the multimetal seal system comprises:
a first metal seal portion with a first angled surface and a second angled surface;
a second metal seal portion with a third angled surface; and
a third metal seal portion with a fourth angled surface;
wherein the first angled surface selectively engages the third angled surface at a first angled interface and the second angled surface selectively engages the fourth angled surface at a second angled interface, and wherein the first and second angled interfaces are configured to drive the first metal seal portion only in a first radial direction relative to the axis and seal radially against the first surface, drive the second metal seal portion only in a second radial direction relative to the axis and seal radially against the second surface, and drive the third metal seal portion only in the second radial direction relative to the axis and seal radially against the second surface.

US Pat. No. 10,113,382

ENHANCED HYDROCARBON WELL BLOWOUT PROTECTION

1. An apparatus to protect from accidental blow out from a hydrocarbon well, the apparatus comprising:a sealable pipe adaptor mounted directly on a hydrocarbon well head, the sealable pipe adaptor including:
a central branch used for a drilling operation, the central branch having a first valve that is normally open and controllable during the drilling operation, the first valve containing a first sensor that is a shut-off sensor that shuts the first valve when a gush of oil or gas flow above a first preset safety threshold is detected,
a first side branch, having a second valve that is controllable during the drilling operation and during a production mode, the second valve having a second sensor that opens the second valve when detecting a rogue hydrocarbon flow so that the rogue hydrocarbon flow is directed through the first side branch the first side branch being connected to storage, and
a second side branch connected to a production pipe, the second side branch having a third valve controllable from a production collection terminal, the third valve being normally closed during the drilling operation and being normally open during the production mode, the third valve containing a third sensor that is a shut-off sensor that shuts the third valve when a gush of oil or gas flow that is above a second preset safety threshold is detected.

US Pat. No. 10,113,381

DOWNHOLE AMPLIFICATION TOOL

Coil Tubing Technology, I...

1. An amplification device, comprising:a knocker bit having a hammer surface proximate its lower end;
a bottom sub having an anvil surface proximate its upper end;
an outer amplification spring;
an inner amplification spring, wherein the inner amplification spring is smaller in diameter than the outer amplification spring and wherein the inner amplification spring is disposed, at least partially, within the outer amplification spring; and
wherein the outer amplification spring and the inner amplification spring extend at least partially between the hammer surface and the anvil surface.

US Pat. No. 10,113,380

PUMPING SYSTEM DEPLOYMENT USING CABLE

SCHLUMBERGER TECHNOLOGY C...

1. A method for deploying a pumping system, comprising:moving a coiled tubing injector head into position over a wellhead positioned above a wellbore of a well;
routing an electrical cable through the coiled tubing injector head and through a tree assembly positioned above the wellhead;
coupling the electrical cable to an electric submersible pumping system beneath the coiled tubing injector head; and
using the coiled tubing injector head to deploy the electrical cable and to thus lower the electric submersible pumping system downhole into the wellbore beneath the wellhead without coiled tubing; and
wherein moving comprises coupling the coiled tubing injector head to an adjustable system located adjacent the wellhead, wherein the adjustable system is configured to selectively lift or lower the coiled tubing injector head and the tree assembly relative to the wellhead.

US Pat. No. 10,113,379

METHOD OF ASSEMBLY OF A STRING OF ELEMENTS FOR DEEPWATER DRILLING AND ULTRADEEP OBSTRUCTION ELEMENT AND CORRESPONDING USE OF THE SAME IN SAID DRILLING STRING

DRILLMEC S.P.A., Gariga ...

1. A method of assembly of a string of drilling elements for deep water drilling, wherein a depth of a body of water is at least 550 meters;each drilling element including at least one axial through hole, through which drilling mud can flow in at least a first direction, and two connection portions for connecting the drilling element in series in said string;
the method comprising the following steps:
a) assembling a lower portion of the string as a bottom hole assembly;
b) providing at least one first drilling element;
c) assembling said at least one first drilling element with another one of said at least one first drilling element to begin the assembly of first drilling elements to create a first section of the string directed towards a bottom or bed of the body of water, where a blowout preventer is located;
d) repeating said steps b)-c) to create the first section of the string until said lower portion is in proximity of the blowout preventer or until said lower portion is in proximity of the bottom or bed, and the string having a length of at least 550 meters;
e) beginning the assembly of second drilling elements while a drilling apparatus is carrying out a drilling cycle, for creating at least a second section of the string used in conjunction with the first section of the string during the drilling cycle;
f) repeating said step e) until the second section of the string has reached an extension length at least equal to a desired drilling depth of a drilling well;
g) assembling at least one third drilling element, the at least one third drilling element comprising at least one obstruction element for preventing a backflow from being generated against the first direction of drilling mud in said string;
wherein said step g) of assembling at least one third drilling element is carried out after said step a) of assembling a lower portion of the string and before said step b) of providing at least one first drilling element.

US Pat. No. 10,113,378

SYSTEM AND METHOD FOR MANAGING PRESSURE WHEN DRILLING

Halliburton Energy Servic...

1. A pressure management device of a drilling system comprising:a housing;
a primary bearing package coupled to the housing such that the primary bearing package is not removable from the housing and configured to rotate with respect to the housing;
a secondary bearing package uphole from the primary bearing package, the secondary bearing package configured to rotate with respect to the housing and be installed without removing the primary bearing package, the secondary bearing package including an engagement assembly extending into the primary bearing package; and
a sealing package configured to automatically seal between a drill pipe and the secondary bearing package in response to an insertion of the drill pipe through the housing.

US Pat. No. 10,113,377

DRIVE SYSTEMS FOR USE WITH LONG LATERAL COMPLETION SYSTEMS AND METHODS

12. A method for preventing rotational movement of a drive mechanism in a rig carrier during operation thereof, the method comprising the steps of:obtaining the rig carrier comprising a mast assembly and a Y-base comprising a support plate, wherein the mast assembly is pivotally mounted to the rig carrier on an upper end of a first rail of the Y-base, wherein the mast assembly comprises a first guide rail and a second guide rail, wherein the mast assembly is movable between a lowered position and a raised position, wherein the mast assembly is supported by the support plate in the raised position, wherein a plurality of crown sheaves are mounted to a top of the mast assembly, wherein the mast assembly further comprises a top drive and a pipe arm comprising a clamp, and wherein the clamp is operable to transfer at least one tubular member from the pipe arm to the top drive;
securing the drive mechanism to a top drive fixture within the mast assembly, wherein the drive mechanism comprises a drive shaft that is on a lower end of the drive mechanism and that is configured to extend toward the rig carrier, and comprises a swivel part on an opposite, upper end of the drive mechanism, wherein the top drive fixture comprises a first guide frame configured to engage the first guide rail at a first location above the drive mechanism, a second guide frame configured to engage the second guide rail at a second location above the drive mechanism, at least one extension that holds the drive mechanism below the first location and the second location, and a first flange that attaches the at least one extension to the first guide frame continuously along a length of the at least one extension from a top connection point at a base of a traveling block frame and above a top-most end of the swivel part to a bottom connection point below the swivel part;
moving the top drive fixture by using a plurality of traveling sheaves mounted within the traveling block frame and operably connected to the top drive fixture with the plurality of crown sheaves to move the top drive fixture;
engaging the at least one extension of the traveling block frame with the first guide frame;
engaging the drive mechanism secured to the top drive fixture; and
operating the drive mechanism to provide a rotational force to the tubular member, wherein contact between the drive mechanism, the first guide frame, the second guide frame, the first guide rail, the second guide rail, or combinations thereof prevents rotation of the drive mechanism.

US Pat. No. 10,113,376

CONVEYOR APPARATUS

Stimline AS, Kristiansan...

1. A conveyor apparatus to enable feeding of a continuous elongate device down through the conveyor apparatus to enable insertion of tools through a wellhead and a well below or up through the conveyor apparatus by pulling action enabling retrieval of the tool from the wellhead and the well below, the conveyor apparatus comprising:an apparatus frame;
a pair oppositely located, co-operatively movable, segmented continuous belts installed in the apparatus frame, each belt comprising a plurality of interconnected device gripper shoe carriers carried and movable via a pair of continuous belt drive chains running over respective pairs of chain drive sprockets;
wherein each carrier has a front side and a rear side;
wherein the rear side of the carrier has at least one roller configured to roll about a shaft attached to the carrier against an elongate counter-force member associated with the frame and extending between said drive sprockets;
wherein a device gripper shoe is located at the front side of each carrier; and
wherein the shaft of the at least one roller is resiliently supported transversely of said shaft's longitudinal axis via a plurality of resilient members at spaced apart locations along a length of said shaft, said resilient members being fitted in ears that are arranged at the rear side of the carrier, said resilient members encircling said shaft and providing movability of said shaft relative to said ears.

US Pat. No. 10,113,375

THREAD COMPENSATION APPARATUS

Nabors Drilling Technolog...

37. A method of threading tubulars, comprising:coupling a thread compensation apparatus having a drive connection interface with an outer portion and an inner rotating portion to a drive apparatus having an outer body and a rotating drive shaft, wherein the inner rotating portion is coupled to the rotating drive shaft;
coupling a tubular gripping apparatus to the thread compensation apparatus;
inserting an extending tubular into the tubular gripping apparatus, wherein the tubular gripping apparatus grips the extending tubular;
retracting an actuator of the thread compensation apparatus so as to cause the thread compensation apparatus to be in a first retracted position;
repositioning the drive apparatus in order to position the extending tubular such that an end of the extending tubular is proximal an exposed end of a top tubular of a string of tubulars;
rotating the drive shaft of the drive apparatus which imparts rotation to the inner rotating portion of the drive connection interface which thereby imparts rotation to a sleeve and the lower shaft, wherein the lower shaft further imparts rotation to the tubular gripping apparatus and the extending tubular;
threading the extending tubular to the top tubular, wherein the actuator is caused to extend to displace the lower shaft relative to the sleeve to compensate for threading displacement as the extending tubular is threaded to the top tubular; and
displacing the drive apparatus such that the weight of the string of tubulars is supported by the drive apparatus.

US Pat. No. 10,113,374

DEVICE AND METHOD FOR HANDLING DRILL STRING COMPONENTS IN A DRILL RIG AND DRILL RIG

12. A method for handling drill string components in respect of a drill rig, the method comprising:gripping with a gripper, a first drill string component, to be threaded on to or off from a second drill string component being part of a drill string which is partly drilled into a rock formation,
maneuvering a handling unit which is movably connected to a support, and which includes said gripper, between a drill string position, in which a gripped first drill string component is positioned for threading on to and off from said second drill string component and a loading position, wherein the first drill string component can be brought into or taken out from said gripper,
bringing an auxiliary engagement unit included in the handling unit to engage said second drill string component in the drill string position,
guiding said gripped first drill string component through said auxiliary engagement unit and aligning the gripped first drill string component to be essentially in line with a longitudinal axis direction defined by said second drill string component, and
allowing said gripper and thereby said gripped first drill string component said alignment through allowing variation of angle of said gripped first drill string component in respect of said support in order to allow alignment of the first drill string component in the drill string position,
wherein said auxiliary engagement unit engages portions of the second drill string component, said portions being positioned at a longitudinal axial distance from each other, and
wherein play or flex or yieldingness between parts of a divided support arm being positioned between said support and said gripper.

US Pat. No. 10,113,372

CENTRALIZER

WEATHERFORD TECHNOLOGY HO...

14. A centralizer, comprising:a body having a bore therethrough;
a first collar coupled to the body;
a second collar coupled to the body; and
a plurality of bow springs coupled to the first collar and the second collar, wherein a cross-section of the bow springs includes an arcuate outer surface and a flat inner surface.