Turbine arrangement with improved sealing effect at a seal

R Teuber (Inventor), Y. S. Li (Inventor)

Research output: Patent


A turbine arrangement and a gas turbine engine including a rim seal is configured with two cavities. The main fluid path, the two cavities, and a disc space are furthermore separated from another, but still in fluid communication with another, via three annular seal passages. The turbine arrangement also includes a plurality of cooling fluid injectors arranged underneath a radially inner vane platform. The rim seal is configured for an upstream guide vane and a downstream rotor blade.
Original languageEnglish
Patent numberUS2015354391 (A1)
Priority date28/01/13
Publication statusPublished - 2013


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