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Bundled multi-tube nozzle for a turbomachine

United States Patent

September 22, 2015
View the Complete Patent at the US Patent & Trademark Office
A turbomachine includes a compressor, a combustor operatively connected to the compressor, an end cover mounted to the combustor, and an injection nozzle assembly operatively connected to the combustor. The injection nozzle assembly includes a cap member having a first surface that extends to a second surface. The cap member further includes a plurality of openings. A plurality of bundled mini-tube assemblies are detachably mounted in the plurality of openings in the cap member. Each of the plurality of bundled mini-tube assemblies includes a main body section having a first end section and a second end section. A fluid plenum is arranged within the main body section. A plurality of tubes extend between the first and second end sections. Each of the plurality of tubes is fluidly connected to the fluid plenum.
Lacy; Benjamin Paul (Greer, SC), Ziminsky; Willy Steve (Simpsonville, SC), Johnson; Thomas Edward (Greer, SC), Zuo; Baifang (Simpsonville, SC), York; William David (Greer, SC), Uhm; Jong Ho (Simpsonville, SC)
General Electric Company (Schenectady, NY)
12/ 358,805
January 23, 2009
This invention was made with Government support under Contract No. DE-FC26-05NT42643, awarded by the US Department of Energy (DOE). The Government has certain rights in this invention.