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    • 1. 发明公开
    • Platform part for supporting a nozzle guide vane for a gas turbine
    • 巴塞罗那ine zen ine ine ine ine ine ine ine ine ine ine ine ine ine ine ine ine
    • EP2407639A1
    • 2012-01-18
    • EP10007335.2
    • 2010-07-15
    • Siemens Aktiengesellschaft
    • Davis, AnthonyWalker, Paul Mathew
    • F01D9/04
    • F01D25/12F01D9/041F05D2240/81Y10T29/49316
    • It is described a platform part for supporting a nozzle guide vane for a gas turbine, the platform part comprising: a gas passage surface (113) arranged to be in contact with a streaming operation gas; and at least one cooling channel (117) shaped for guiding a cooling fluid within the cooling channel, wherein the cooling channel is formed in an inside of the platform part, wherein a cooling portion of an inner surface of the cooling channel is in thermal contact with the gas passage surface, wherein the platform part is an integrally formed part representing a segment in a circumferential direction of the gas turbine. Further, a nozzle guide vane arrangement comprising a platform part (150, 170) and a nozzle guide vane (101) is provided.
    • 描述了一种用于支撑用于燃气轮机的喷嘴导向叶片的平台部分,该平台部分包括:布置成与流动操作气体接触的气体通道表面(113) 以及形成为用于在冷却通道内引导冷却流体的至少一个冷却通道(117),其中,所述冷却通道形成在所述平台部分的内部,其中所述冷却通道的内表面的冷却部分处于热接触 与气体通道表面相连,其中平台部分是表示在燃气轮机的圆周方向上的段的整体形成的部分。 此外,提供了包括平台部分(150,170)和喷嘴引导叶片(101)的喷嘴导向叶片装置。