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US 8,944,367 B2Granted
Rotary wing aircraft propulsion system
AssigneeSikorsky Aircraft Corporation
InventorsMark Denton Bystry, Jr., Joseph Simonetti, Matthew J. Tarascio, Michael Peter Strauss, Adam Kasprzyk, Timothy Fred Lauder
Life of this patent
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Abstract
A rotary wing aircraft propulsion system includes an engine, a heat exchanger cooling a fluid from the engine and a thermoelectric generator in thermal communication with the fluid to generate electrical power. The thermoelectric generator provides electrical power to at least one aircraft component.
Claims18
A rotary wing aircraft propulsion system comprising:
- an engine;
- a heat exchanger cooling a fluid from the engine;
- a thermoelectric generator in thermal communication with the fluid to generate electrical power;
- and
- a tail rotor motor for driving a tail rotor gearbox;
- wherein the tail rotor motor receives electrical power from the thermoelectric generator;
- and
- the thermoelectric generator providing electrical power to at least one aircraft component.
5 more elements
A rotary wing aircraft comprising:
- an airframe;
- an engine;
- a main gearbox transferring force from the engine to a rotor hub;
- a heat exchanger cooling a fluid from the engine;
- a thermoelectric generator in thermal communication with the fluid to generate electrical power;
- and
- a tail rotor motor for driving a tail rotor gearbox;
- wherein the tail rotor motor receives electrical power from the thermoelectric generator;
- and
- the thermoelectric generator providing electrical power to at least one aircraft component.
7 more elements
Dependencies are inferred from the claim text.