Cooled combustor dome heatshield

Details Cooled combustor dome heatshield Cooled combustor dome heatshield

1990-03-12

1992-07-14

Bertsch, Richard A.

Power plants

Combustion products used as motive fluid

Combustion products generator

60756, F02C 302

Patent

active

051292319

ABSTRACT:
The heatshield for the fuel nozzles mounted at the dome of an annular combustor for a gas turbine engine is cooled by discretely locating cool air film cooling holes in the heatshield oriented to inject the cooling air with the recirculation zone to be compatible with the direction of the swirling air in the recirculated zone.

REFERENCES:
patent: 3447317 (1969-06-01), Dakin
patent: 4380905 (1983-04-01), Smart et al.
patent: 4422300 (1983-12-01), Dierberger et al.
patent: 4695247 (1987-09-01), Enzaki et al.
patent: 4914918 (1990-04-01), Sullivan

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