A device for setting the pitch of blades for a turbine engine, including a control system acting on a linkage mechanism and including an actuator having two chambers; —a supply member coupled to a fluid transfer bearing for transferring a pressurised fluid from a main supply source in a fixed frame of reference to the chambers; —an auxiliary supply circuit which is arranged in a rotating frame of reference and is connected to the supply member and to the main supply source, the supply member being configured to: —in normal operation, allow fluid to pass from the main supply source to the chambers and to the auxiliary supply circuit, and —in the event of a break in the supply to the chambers from the main supply source, allow pressurised fluid to pass from the auxiliary supply circuit to the chambers.
DISPOSITIF DE CALAGE DE PAS DE PALES POUR TURBOMACHINE ET TURBOMACHINE LE COMPORTANT
DEVICE FOR SETTING THE PITCH OF BLADES FOR A TURBINE ENGINE, AND TURBINE ENGINE COMPRISING SAME
VORRICHTUNG ZUR EINSTELLUNG DER SCHAUFELNEIGUNG FÜR EINEN TURBINENMOTOR UND TURBINENMOTOR DAMIT
2024-01-17
Patent
Electronic Resource
French
IPC: | B64C AEROPLANES , Flugzeuge |
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