LUBRICATION AND COOLING OF EQUIPMENT OF AN AIRCRAFT TURBOMACHINE

Abstract: an aircraft turbomachine includes a gas generator having an output shaft and a first lubricating circuit. the turbomachine further includes equipment coupled to the output shaft and including a rotor rotationally guided by at least one rolling bearing and a second lubricating circuit that is independent of the first lubricating circuit and is configured to lubricate the rolling bearing. the equipment further includes a system for cooling the rolling bearing, the cooling system being configured to circulate oil in the region of at least one ring of the rolling bearing. the cooling system is independent of the second lubricating circuit and is connected to the first lubricating circuit.

Inventor(s): Benjamin Nicolas FULLERINGER, Nicolas Maurice Marcel HERRAN

CPC Classification: F01D25/125 (NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES (machines or engines for liquids ; non-positive displacement pumps ))

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