Control system for variable pitch fan propulsor with reverse pit

Details Control system for variable pitch fan propulsor with reverse pit Control system for variable pitch fan propulsor with reverse pit

1974-06-07

1976-02-03

Gordon, Clarence R.

Fluid reaction surfaces (i.e., impellers)

Interrelated controls for impeller and drive means

Pitch adjustment and throttle regulation with condition...

416 29, 416 30, 60 3916R, 60226A, 60 3928R, 60236, 60239, B63H 310, F02C 902, B64C 1144

Patent

active

039362264

ABSTRACT:
A coordinated fan pitch, fuel flow and fan exhaust nozzle area control for a gas turbine powered aircraft propulsor of the bypass duct, variable pitch and exhaust nozzle configuration serves to effectuate reverse pitch change through feather, by minimizing forward thrust excursion and shaft torque to obtain rapid reverse thrust response.

REFERENCES:
patent: 3686860 (1972-08-01), White
patent: 3761042 (1973-09-01), Denning
patent: 3797233 (1974-03-01), Webb et al.
patent: 3854287 (1974-12-01), Rembold

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