US Patent No. 10,038,397

MULTIPLE ENGINE CONDITION MATCHING VIA ELECTRICAL POWER EXTRACTION CONTROL


Patent No. 10,038,397
Issue Date July 31, 2018
Title Multiple Engine Condition Matching Via Electrical Power Extraction Control
Inventorship Curtis Harvey Cline, Brownsburg, IN (US)
Michael P. Dougherty, Indianapolis, IN (US)
Richard Joseph Skertic, Carmel, IN (US)
Robert J. Zeller, Noblesville, IN (US)
Assignee Rolls-Royce Corporation, Indianapolis, IN (US) Rolls-Royce North American ...

Claim of US Patent No. 10,038,397

1. A multi-engine power system comprising:a load requiring a total amount of electrical power;
a first engine configured to provide a first portion of the total amount of electrical power to be provided to the load;
a second engine configured to provide a second portion of the total amount of electrical power to be provided to the load; and
a controller configured to:
determine the total amount of electrical power to be provided to the load;
estimate a respective service time associated with each of the first and second engines; and
control each of the first and second engines to provide the total amount of electrical power to the load and to coordinate the respective service times associated with the first and second engines.