Stall detection and recovery system

Details Stall detection and recovery system Stall detection and recovery system

2006-06-27

2006-06-27

Casaregola, Louis J. (Department: 3746)

Power plants

Combustion products used as motive fluid

Process

C060S039281

Reexamination Certificate

active

07065973

ABSTRACT:
A stall detection and recovery system (10) for a gas turbine engine (1) comprises surge detection means (50for detecting an engine surge and providing a surge detection signal (154) for indicating said engine surge. The system also includes stall detection means to provide a stall detection signal (48) relating to a condition of gas flowing through the engine (1). The system (10) also includes stall recovery means (58) to receive the surge detection signal (154) and the stall detection signal. The stall recovery means (58) is arranged to control combustor operating means, whereby when the stall detection signal (48) indicates an engine stall, the stall recovery means controls the combustor operating means to effect recover from the stall.

REFERENCES:
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patent: 4060980 (1977-12-01), Elsaesser et al.
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patent: 4118926 (1978-10-01), Curvino et al.
patent: 4622808 (1986-11-01), Kenison et al.
patent: 4768338 (1988-09-01), Lindler et al.
patent: 2001/0045088 (2001-11-01), Sugitani

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