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APPARATUS, TURBINE NOZZLE AND TURBINE SHROUD

United States Patent Application

20170276021
A1
View the Complete Application at the US Patent & Trademark Office
An apparatus is disclosed including a first and second article, a first interface volume disposed between and enclosed by the first article and second article, a cooling fluid supply, and at least one cooling fluid channel in fluid communication with the cooling fluid supply and the first interface volume. The first article includes a first material composition. The second article includes a second material composition. The at least one cooling fluid channel includes a heat exchange portion disposed in at least one of the first and second article downstream of the cooling fluid supply and upstream of the first interface volume. A turbine shroud is disclosed wherein the first and second articles are an outer and inner shroud. A turbine nozzle is disclosed wherein the first and second articles are an endwall and fairing.
HAFNER, Matthew Troy (Honea Path, SC), ITZEL, Gary Michael (Simpsonville, SC), DELVAUX, John McConnell (Fountain Inn, SC), DUTTA, Sandip (Greenville, SC)
15/ 080,201
March 24, 2016
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT [0001] The United States Government retains license rights in this invention and the right in limited circumstances to require the patent owner to license others on reasonable terms by the terms of Government Contract No. DE-FE0024006 awarded by the United States Department of Energy.