Methods and apparatus for reducing gas turbine engine emissions

Details Methods and apparatus for reducing gas turbine engine emissions Methods and apparatus for reducing gas turbine engine emissions

F - Mech Eng,Light,Heat,Weapons

02

C

F02C 7/22 (2006.01)

Patent

CA 2516753

A fuel nozzle (50) for a gas turbine engine (10), including a first injection circuit (82) including an annular discharge opening (94), the first injection circuit for injecting liquid fuel downstream from the nozzle into the gas turbine engine; a second injection circuit (84) aligned substantially concentrically with respect to the first injection circuit; and a third injection circuit (86) aligned substantially concentrically with respect to the first injection circuit, the second injection circuit is between the second and third injection circuits, one of the second and third injection circuits for injecting water downstream from the nozzle into the gas turbine engine, one of the second injection circuit and the third injection circuit comprising an annular discharge opening (132).

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