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    • 82. 发明申请
    • GAS TURBINE ENGINE STATOR VANE PLATFORM REINFORCEMENT
    • 气体涡轮发动机定子叶片平台加固
    • WO2014133938A1
    • 2014-09-04
    • PCT/US2014/017927
    • 2014-02-24
    • UNITED TECHNOLOGIES CORPORATION
    • KASTEL, Donald
    • F01D17/16F02C9/20
    • F01D9/04F01D5/147F01D9/041F01D25/246F02C3/04F05D2240/125F05D2240/80F05D2250/60
    • A stator vane for a gas turbine engine includes a first platform and a second platform radially spaced apart from one another. The first and second airfoils are circumferentially spaced from one another and interconnect the first and second platforms. The first platform has a gas path side facing the airfoils and a non-gas path side opposite the gas path side. A circumferentially extending rail provided on the first platform extends radially outward from the gas path side to the non-gas path side to form a pocket on the non-gas path side between the first platform and the rail. A reinforcement is arranged in the pocket and joins the first platform and the rail. The reinforcement includes a variable thickness in the circumferential direction and is arranged generally centrally between the first and second airfoils.
    • 用于燃气涡轮发动机的定子叶片包括第一平台和彼此径向间隔开的第二平台。 第一和第二翼型件彼此周向间隔开并且互连第一和第二平台。 第一平台具有面向翼型的气体路径侧和与气体路径侧相对的非气体通路侧。 设置在第一平台上的周向延伸的轨道从气体路径侧径向向外延伸到非气体路径侧,以在第一平台和轨道之间的非气体路径侧上形成口袋。 口袋中布置有一个加强件,并且连接在第一平台和导轨上。 加强件在圆周方向上包括可变的厚度,并且大体中心布置在第一和第二翼型之间。