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Transition duct with late injection in turbine system

United States Patent

September 15, 2015
View the Complete Patent at the US Patent & Trademark Office
A system for supplying an injection fluid to a combustor is disclosed. The system includes a transition duct comprising an inlet, an outlet, and a passage extending between the inlet and the outlet and defining a longitudinal axis, a radial axis, and a tangential axis. The outlet of the transition duct is offset from the inlet along the longitudinal axis and the tangential axis. The passage defines a combustion chamber. The system further includes a tube providing fluid communication for the injection fluid to flow through the transition duct and into the combustion chamber.
LeBegue; Jeffrey Scott (Simpsonville, SC), Pentecost; Ronnie Ray (Travelers Rest, SC), Flanagan; James Scott (Simpsonville, SC), Kim; Won-Wook (Simpsonville, SC), McMahan; Kevin Weston (Greer, SC)
General Electric Company (Schenectady, NY)
13/ 459,516
April 30, 2012
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.