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SYSTEM FOR FLOW CONTROL IN MULTI-TUBE FUEL NOZZLE

United States Patent Application

20120180487
A1
View the Complete Application at the US Patent & Trademark Office
A system includes a multi-tube fuel nozzle. The multi-tube fuel nozzle includes a fuel conduit, a fuel chamber coupled to the fuel conduit, and multiple tubes concentrically arranged in multiple rows about a central axis of the multi-tube fuel nozzle and extending through the fuel chamber to a downstream end portion of the multi-tube fuel nozzle. The multiple tubes include fluids flow and different flow control features including at least one of different fuel/air premixing ratios, different tube diameters, or different outlet distances relative to the downstream end portion.
Uhm, Jong Ho (Simpsonville, SC), Johnson, Thomas Edward (Greer, SC)
General Electric Company (Schenectady NY)
13/ 009,299
January 19, 2011
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH & DEVELOPMENT [0001] This invention was made with Government support under contract number DE-FC26-05NT42643 awarded by the Department of Energy. The Government has certain rights in the invention.