US 12,404,808 B2
Multi temperature generator and engine shared oil
Leo J. Veilleux, Jr., Wethersfield, CT (US); David M. Kucharski, Delavan, WI (US); Kyle Ives, Loves Park, IL (US); and Naison E. Mastrocola, Goshen, CT (US)
Assigned to HAMILTON SUNDSTRAND CORPORATION, Charlotte, NC (US)
Filed by Hamilton Sundstrand Corporation, Charlotte, NC (US)
Filed on Jan. 11, 2024, as Appl. No. 18/410,666.
Prior Publication US 2025/0230772 A1, Jul. 17, 2025
Int. Cl. F02C 7/06 (2006.01); F01M 1/10 (2006.01); F01M 1/16 (2006.01); F01M 5/00 (2006.01); F01M 9/10 (2006.01)
CPC F02C 7/06 (2013.01) [F01M 1/16 (2013.01); F01M 9/106 (2013.01); F01M 9/108 (2013.01); F01M 2001/1092 (2013.01); F01M 5/001 (2013.01); F01M 2005/004 (2013.01); F01M 2250/60 (2013.01); F05D 2220/32 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A fluid delivery system comprising:
a reservoir comprising oil;
a hydraulic pump in fluid communication with the reservoir;
a heat exchanger system in fluid communication with the hydraulic pump, a generator, and an engine gearbox;
a control system; and
a set of sensor devices configured to provide
temperature information of the oil at one or more branches of the fluid delivery system, the one or more branches comprising an inlet of the generator and an outlet of the generator,
wherein:
the hydraulic pump is configured to deliver the oil to the heat exchanger system;
the heat exchanger system is configured to provide the oil according to first temperature criteria to the generator and provide the oil according to second temperature criteria to the engine gearbox; and
the control system is configured to determine a health of the generator based on:
temperature information of the oil at the inlet of the generator; and
temperature information of the oil at the outlet of the generator.