Sector airflow variable geometry combustor

Details Sector airflow variable geometry combustor Sector airflow variable geometry combustor

1982-11-05

1988-01-26

Casaregola, Louis J.

Power plants

Combustion products used as motive fluid

Combined with regulation of power output feature

60 3937, F02C 300

Patent

active

047209704

ABSTRACT:
An improved annular combustor having a plurality of annularly disposed fuel nozzles for supplying fuel to the combustor dome, and a structure defining a dome plenum adjacent each said fuel nozzle is provided, wherein means in the form of partitions or walls are included to define a sector(s) of said plenum including a portion of said fuel nozzles for airflow control by a valve means controlling airflow through said sector(s) only, the remainder of said dome plenum annulus having no airflow valve control means; said sector(s) defining means may protrude into said combustor primary zone to define a region thereof for controlled burning of fuel supplied by the fuel nozzles included in said sector.

REFERENCES:
patent: 2662371 (1953-12-01), Rennie et al.
patent: 2676460 (1954-04-01), Brown
patent: 2676461 (1954-04-01), Gove
patent: 3605405 (1971-09-01), Du Bell
patent: 3657883 (1972-04-01), De Corso
patent: 3826077 (1974-07-01), Quigg et al.
patent: 3937008 (1976-02-01), Markowski et al.
patent: 4151711 (1979-05-01), Fromm et al.
patent: 4158949 (1979-06-01), Reider
patent: 4255927 (1981-03-01), Johnson et al.
patent: 4356693 (1982-11-01), Jeffery et al.

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