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    • 6. 发明申请
    • MULTI-LOBED COOLING HOLE ARRAY
    • 多孔冷却孔阵列
    • WO2013165508A3
    • 2013-12-27
    • PCT/US2013025710
    • 2013-02-12
    • UNITED TECHNOLOGIES CORP
    • XU JINQUAN
    • F02C7/18F01D5/08F01D25/12F02K3/00
    • F01D5/186F05D2250/324F05D2250/52F05D2260/202F05D2260/221Y02T50/676Y10T29/49323
    • A gas turbine engine component includes a wall having first and second wall surfaces and first and second cooling holes extending through the wall. The first and second cooling holes each include an inlet located at the first wall surface, an outlet located at the second wall surface, a metering section extending downstream from the inlet and a diffusing section extending from the metering section to the outlet. Each diffusing section includes first and second lobes, each lobe diverging longitudinally and laterally from the metering section. The outlets of each cooling hole include first and second lateral ends and a trailing edge. One of the lateral ends of the outlet of the first cooling hole and one of the lateral ends of the outlet of the second cooling hole meet upstream of the trailing edge of the first cooling hole and the trailing edge of the second cooling hole.
    • 燃气涡轮发动机部件包括具有第一和第二壁表面的壁和延伸穿过壁的第一和第二冷却孔。 第一和第二冷却孔各自包括位于第一壁表面处的入口,位于第二壁表面处的出口,从入口下游延伸的计量部分和从计量部分延伸到出口的扩散部分。 每个漫射部分包括第一和第二瓣,每个瓣从计量部分纵向和横向发散。 每个冷却孔的出口包括第一和第二侧端和后缘。 第一冷却孔的出口的横向端部和第二冷却孔的出口的一个横向端部与第一冷却孔的后缘和第二冷却孔的后缘相连。
    • 9. 发明申请
    • MULTI-LOBED COOLING HOLE
    • 多孔冷却孔
    • WO2014197043A3
    • 2015-02-26
    • PCT/US2014023346
    • 2014-03-11
    • UNITED TECHNOLOGIES CORP
    • XU JINQUAN
    • F02C7/12F01D5/18F01D25/12F02C7/18F04D29/58
    • F01D5/186F01D9/065F05D2240/11F05D2240/81F05D2250/73F05D2260/202F23R2900/03042Y02T50/676
    • A gas turbine engine component subjected to a flow of high temperature gas includes a wall having first and second surfaces and a cooling hole extending through the wall. The cooling hole includes an inlet located at the first surface, an outlet located at the second surface, a metering section extending downstream from the inlet, and a diffusing section extending from the metering section to the outlet. The diffusing section includes a first lobe diverging longitudinally and laterally from the metering section and having a first downstream end adjacent the outlet and spaced from the inlet by a first distance, a second lobe diverging longitudinally from the metering section and having a second downstream end adjacent the outlet and spaced from the inlet by a second distance different from the first, and a transition region positioned between the lobes, the transition region having a third downstream end adjacent the outlet.
    • 经受高温气体流动的燃气涡轮发动机部件包括具有第一和第二表面的壁和延伸穿过壁的冷却孔。 冷却孔包括位于第一表面处的入口,位于第二表面处的出口,从入口下游延伸的计量部分和从计量部分延伸到出口的扩散部分。 扩散部分包括从计量部分纵向和横向分开的第一凸角,并且具有邻近出口并与入口间隔第一距离的第一下游端,与计量部分纵向分开的第二凸角,并且具有相邻的第二下游端 出口并且与入口间隔开不同于第一距离的第二距离,以及位于叶片之间的过渡区域,过渡区域具有邻近出口的第三下游端。