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Method and system to facilitate sealing in gas turbines

United States Patent

September 12, 2017
View the Complete Patent at the US Patent & Trademark Office
A method and system for sealing between components within a gas turbine is provided. A first recess defined in a first component receives a seal member. A second recess defined in a second component adjacent the first component also receives the seal member. The first and second recesses are located proximate a hot gas path defined through the gas turbine, and define circumferential paths about the turbine axis. The seal member includes a sealing face that extends in a direction substantially parallel to the turbine axis. The seal member also includes a plurality of seal layers, wherein at least one of the seal layers includes at least one stress relief region for facilitating flexing of the first seal member.
Morgan; Victor John (Simpsonville, SC), Foster; Gregory Thomas (Greer, SC), Sarawate; Neelesh Nandkumar (Niskayuna, NY), Weber; David Wayne (Simpsonville, SC)
General Electric Company (Schenectady, NY)
14/ 049,020
October 8, 2013
FEDERAL RESEARCH STATEMENT This invention was made with Government support under Contract No. DE-FC26-05NT42643, awarded by the Department of Energy (DOE), and the Government has certain rights in this invention.