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Fuel injection assembly for use in turbine engines and method of assembling same

United States Patent

December 15, 2015
View the Complete Patent at the US Patent & Trademark Office
A fuel injection assembly for use in a turbine engine is provided. The fuel injection assembly includes an end cover, an endcap assembly, a fluid supply chamber, and a plurality of tube assemblies positioned at the endcap assembly. Each of the tube assemblies includes housing having a fuel plenum and a cooling fluid plenum. The cooling fluid plenum is positioned downstream from the fuel plenum and separated from the fuel plenum by an intermediate wall. The plurality of tube assemblies also include a plurality of tubes that extends through the housing. Each of the plurality of tubes is coupled in flow communication with the fluid supply chamber and a combustion chamber positioned downstream from the tube assembly. The plurality of tube assemblies further includes an aft plate at a downstream end of the cooling fluid plenum. The plate includes at least one aperture.
Berry; Jonathan Dwight (Greenville, SC), Johnson; Thomas Edward (Greer, SC), York; William David (Greer, SC), Uhm; Jong Ho (Simpsonville, SC)
General Electric Company (Schenectady, NY)
13/ 483,153
May 30, 2012
FEDERAL RESEARCH STATEMENT This invention was made with Government support under Contract No. DE-FC26-05NT42643, awarded by the Department of Energy (DOE), and the Government has certain rights in this invention.