Pressure/flow sensing stall recovery for a ram air turbine

Power plants – Pressure fluid source and motor – With control means for structure storing work driving energy

Reexamination Certificate

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C060S468000

Reexamination Certificate

active

10965455

ABSTRACT:
A stall recovery system for a ram air turbine (RAT) that supplements the operation of a volume fuse in the hydraulic system of the RAT by sensing a stall condition as the combination of low pressure at less than maximum flow and reducing RAT load torque after the sensed stall so that stall recovery is possible.

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