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Combustor liner cooling system

United States Patent

August 6, 2013
View the Complete Patent at the US Patent & Trademark Office
A combustor liner is disclosed. The combustor liner includes an upstream portion, a downstream end portion extending from the upstream portion along a generally longitudinal axis, and a cover layer associated with an inner surface of the downstream end portion. The downstream end portion includes the inner surface and an outer surface, the inner surface defining a plurality of microchannels. The downstream end portion further defines a plurality of passages extending between the inner surface and the outer surface. The plurality of microchannels are fluidly connected to the plurality of passages, and are configured to flow a cooling medium therethrough, cooling the combustor liner.
Lacy; Benjamin Paul (Greer, SC), Berkman; Mert Enis (Greenville, SC)
General Electric Company (Schenectady, NY)
12/ 855,156
August 12, 2010
FEDERAL RESEARCH STATEMENT This invention was made with Government support under contract number DE-FC26-05NT42643 awarded by the Department of Energy. The Government may have certain rights in the invention.