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Variable volume combustor with center hub fuel staging

United States Patent

August 23, 2016
View the Complete Patent at the US Patent & Trademark Office
The present application and the resultant patent provide a combustor for use with a gas turbine engine. The combustor may include a number of micro-mixer fuel nozzles and a fuel injection system for providing a flow of fuel to the micro-mixer fuel nozzles. The fuel injection system may include a center hub for providing the flow of fuel therethrough. The center hub may include a first supply circuit for a first micro-mixer fuel nozzle and a second supply circuit for a second micro-mixer fuel nozzle.
Ostebee; Heath Michael (Piedmont, SC), McConnaughhay; Johnie Franklin (Greenville, SC), Stewart; Jason Thurman (Greer, SC), Keener; Christopher Paul (Woodruff, SC)
General Electric Company (Schenectady, NY)
13/ 760,099
February 6, 2013
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT This invention was made with government support under Contract No. DE-FC26-05NT42643 awarded by the U.S. Department of Energy. The Government has certain rights in this invention.