Gas turbine engine cooling system

Details Gas turbine engine cooling system Gas turbine engine cooling system

1978-02-03

1979-12-11

Powell, Jr., Everette A.

Fluid reaction surfaces (i.e., impellers)

With heating, cooling or thermal insulation means

416193A, F01D 518

Patent

active

041781295

ABSTRACT:
In a blade cooling system for a turbine of a gas turbine engine each blade root is provided with individual pitot receivers which collect a portion of a cooling fluid flow supplied from an annular array of pre-swirl nozzles, which have a circumferentially continuous outlet flow area, and direct said flow into a portion only of the interior of the blade, preferably adjacent the leading edge.

REFERENCES:
patent: 2945671 (1960-07-01), Petrie
patent: 2988325 (1961-06-01), Dawson
patent: 3015937 (1962-01-01), Giliberty
patent: 3635586 (1972-01-01), Kent et al.
patent: 3719431 (1973-03-01), Steele et al.
patent: 3768921 (1973-10-01), Brown et al.
patent: 3791758 (1974-02-01), Jenkinson
patent: 3834831 (1974-09-01), Mitchell
patent: 3936215 (1976-02-01), Hoff
patent: 4008977 (1977-02-01), Brown et al.

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