TURBINE AND GAS TURBINE

The turbine (2) is provided with a diffuser (4A). This diffuser (4A) is provided with: an inner cylinder (41); an outer cylinder which forms an exhaust flow passage with the inner cylinder (41); multiple struts (43A) which are disposed in the exhaust flow passage at an interval from each other in a...

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Bibliographic Details
Main Authors WATANABE HIROSHI, TORIKAI HIROYOSHI, NAGAI NAONORI
Format Patent
LanguageChinese
English
Published 15.03.2019
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Summary:The turbine (2) is provided with a diffuser (4A). This diffuser (4A) is provided with: an inner cylinder (41); an outer cylinder which forms an exhaust flow passage with the inner cylinder (41); multiple struts (43A) which are disposed in the exhaust flow passage at an interval from each other in a circumferential direction, connect the inner cylinder (41) with the outer cylinder, and are arrangedso as to extend forward in the rotation direction of the turbine rotor from the radial inner side toward the outer side thereof; and elongated protrusions (50) each disposed between circumferentiallyadjacent struts (43A), protruding from the outer periphery (41A) of the inner cylinder (41), and extending in the direction of the axis line (Am). Each elongated protrusion (50) is configured so thatthe front end part (51) thereof located on one side in the direction of the axis line (Am) is disposed between the front edge (43a) of a respective strut (43A) on the one side in the direction of theaxis line (Am) and the rear
Bibliography:Application Number: CN201780042574