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APPARATUS FOR MIXING FUEL IN A GAS TURBINE NOZZLE

United States Patent Application

*** PATENT GRANTED ***
20150176841
9,500,370
A1
View the Complete Application at the US Patent & Trademark Office
A fuel nozzle in a combustion turbine engine that includes: a fuel plenum defined between an circumferentially extending shroud and axially by a forward tube-sheet and an aft tube-sheet; and a mixing-tube that extends across the fuel plenum that defines a passageway connecting an inlet formed through the forward tube-sheet and an outlet formed through the aft tube-sheet, the mixing-tube comprising one or more fuel ports that fluidly communicate with the fuel plenum. The mixing-tube may include grooves on an outer surface, and be attached to the forward tube-sheet by a connection having a fail-safe leakage path.
Barker, Carl Robert (Simpsonville, SC)
General Electric Company (Schenectady NY)
14/ 136,353
December 20, 2013
FEDERAL RESEARCH STATEMENT [0001] 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.