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System for supporting a bundled tube fuel injector within a combustor

United States Patent

June 21, 2016
View the Complete Patent at the US Patent & Trademark Office
A combustor includes an end cover having an outer side and an inner side, an outer barrel having a forward end that is adjacent to the inner side of the end cover and an aft end that is axially spaced from the forward end. An inner barrel is at least partially disposed concentrically within the outer barrel and is fixedly connected to the outer barrel. A fluid conduit extends downstream from the end cover. A first bundled tube fuel injector segment is disposed concentrically within the inner barrel. The bundled tube fuel injector segment includes a fuel plenum that is in fluid communication with the fluid conduit and a plurality of parallel tubes that extend axially through the fuel plenum. The bundled tube fuel injector segment is fixedly connected to the inner barrel.
LeBegue; Jeffrey Scott (Simpsonville, SC), Melton; Patrick Benedict (Horse Shoe, NC), Westmoreland, III; James Harold (Greer, SC), Flanagan; James Scott (Simpsonville, SC)
13/ 932,301
July 1, 2013
FEDERAL RESEARCH STATEMENT This invention was made with Government support under Contract No. DE-FC26-05NT42643, awarded by the Department of Energy. The Government has certain rights in the invention.