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    • 1. 发明申请
    • GAS TURBINE ENGINE TURBINE VANE AIRFOIL PROFILE
    • 燃气涡轮发动机涡轮叶片翼型轮廓
    • WO2014035516A3
    • 2014-05-22
    • PCT/US2013044295
    • 2013-06-05
    • UNITED TECHNOLOGIES CORP
    • SPANGLER BRANDON WBERGMAN RUSSELL J
    • F01D5/14F02C7/00
    • F01D25/12F01D9/02F01D9/041F05D2240/81F05D2250/74F05D2260/202Y02T50/672Y02T50/673Y02T50/676
    • A turbine vane for a gas turbine engine includes inner and outer platforms joined by a radially extending airfoil. The airfoil includes leading and trailing edges joined by spaced apart pressure and suction sides to provide an exterior airfoil surface. The inner and outer platforms respectively include inner and outer sets of film cooling holes. One of the inner and outer sets of film cooling holes are formed in substantial conformance with platform cooling hole locations described by one of the sets of Cartesian coordinates set forth in Tables 1 and 2. The Cartesian coordinates are provided by an axial coordinate, a circumferential coordinate, and a radial coordinate, relative to a zero-coordinate. The cooling holes with Cartesian coordinates in Tables 1 and 2 have a diametrical surface tolerance relative to the specified coordinates of 0.200 inches (5.08 mm).
    • 用于燃气涡轮发动机的涡轮叶片包括通过径向延伸的翼型连接的内部平台和外部平台。 翼型包括由间隔开的压力侧和吸力侧连接的前缘和后缘以提供外部翼型表面。 内部和外部平台分别包括内部和外部组膜冷却孔。 内部和外部组膜冷却孔中的一个基本上与由表1和2中所述的笛卡尔坐标系中的一个描述的平台冷却孔位置一致地形成。笛卡尔坐标由轴向坐标,圆周 坐标和相对于零坐标的径向坐标。 表1和表2中具有笛卡尔坐标的冷却孔相对于0.200英寸(5.08毫米)的指定坐标具有直径表面公差。