Lean premixture combustion-chamber comprising a counterflow encl

Details Lean premixture combustion-chamber comprising a counterflow encl Lean premixture combustion-chamber comprising a counterflow encl

1992-02-25

1993-11-16

Bertsch, Richard A.

Power plants

Combustion products used as motive fluid

Combustion products generator

60733, 60743, F23R 342, F02C 314

Patent

active

052612392

ABSTRACT:
A combustion chamber suitable for use in a gas turbine engine includes a first enclosure with a fuel injector for low-power operation and a primary-oxidizer intake, a second enclosure with a fuel injector for full-power operation and a primary-oxidizer intake, and a third enclosure from which to evacuate burnt gases and which communicates with the first and second enclosures. The wall of the first enclosure includes intake orifices for a dilution oxidizer, but the wall bounding the second enclosure lacks any orifices other than the primary-oxidizer intake orifices.

REFERENCES:
patent: 3899884 (1975-08-01), Ekstedt
patent: 3934409 (1976-01-01), Quillevere et al.
patent: 4168609 (1979-09-01), Greenberg et al.
Carlstrom, L. A. "Improved Emissions Performance in Today's Combustion System." AEG/SOA 7805 (Jun., 1978): p. 17.
Lefebvre, Arthur H. Gas Turbine Combustion. New York, N.Y.: McGraw-Hill, 1983. pp. 17-20.

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