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US 5,205,116 AGranted
Compressor stall recovery apparatus
AssigneeGeneral Electric Company
InventorThomas V. Ng
Life of this patent
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Abstract
A compressor stall recovery apparatus and method senses a compressor stall condition and cuts off the supply of fuel to selected ones of the nozzles of the combustor until after the stall condition has abated.
Claims7
A compressor stall recovery apparatus for a gas turbine engine having a combustor downstream of the compressor, the combustor having a plurality of nozzles disposed in an annular array around an axis of the gas turbine engine, the apparatus comprising:
- a first manifold interconnecting a portion of the plurality of nozzles;
- a second manifold interconnecting a remaining portion of the plurality of nozzles;
- valve means for regulating the flow of fuel to the first and second manifolds;
- means for detecting a compressor stall condition;
- and
- control means operable in response to the detecting means, for controlling the valve means to block the flow of fuel to one of the first and second manifolds when the detecting means detects a compressor stall condition.
3 more elements
Dependencies are inferred from the claim text.