Detecting power loss in free turbines

Details Detecting power loss in free turbines Detecting power loss in free turbines

1979-12-26

1981-07-21

Dobeck, B.

Prime-mover dynamo plants

Electric control

Engine control

290 52, F02C 100, H02P 904

Patent

active

042800595

ABSTRACT:
A method of detecting rapid loss of electrical load in an industrial free turbine prior to significant turbine overspeed and reducing fuel to a predetermined lower power level thereby to avoid the need for a complete shutdown of the engine is disclosed. The method is unaffected by small power losses and by normal transients.

REFERENCES:
patent: 2804551 (1957-08-01), McFarland
patent: 3070705 (1962-12-01), Forss et al.
patent: 3198954 (1965-08-01), Eggenberger et al.
patent: 3529241 (1970-09-01), Bright
patent: 3795816 (1974-03-01), Frei
patent: 4071870 (1978-01-01), Bloch
patent: 4114084 (1978-09-01), Glaudel et al.

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