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    • 2. 发明授权
    • Cooled airfoil in a turbine engine
    • 涡轮发动机冷却翼型
    • US09011077B2
    • 2015-04-21
    • US13090294
    • 2011-04-20
    • Paul H. VittDavid A. KempChing-Pang LeeJohn J. Marra
    • Paul H. VittDavid A. KempChing-Pang LeeJohn J. Marra
    • F01D5/18
    • F01D5/186F01D5/188F05D2250/30F05D2260/221F05D2260/941
    • An airfoil in a gas turbine engine includes an outer wall and an inner wall. The outer wall includes a leading edge, a trailing edge opposed from the leading edge in a chordal direction, a pressure side, and a suction side. The inner wall is coupled to the outer wall at a single chordal location and includes portions spaced from the pressure and suction sides of the outer wall so as to form first and second gaps between the inner wall and the respective pressure and suction sides. The inner wall defines a chamber therein and includes openings that provide fluid communication between the respective gaps and the chamber. The gaps receive cooling fluid that provides cooling to the outer wall as it flows through the gaps. The cooling fluid, after traversing at least substantial portions of the gaps, passes into the chamber through the openings in the inner wall.
    • 燃气涡轮发动机中的翼型件包括外壁和内壁。 外壁包括前缘,从前缘朝向方向相对的后缘,压力侧和吸力侧。 内壁在单个弦位置处联接到外壁,并且包括与外壁的压力和吸力侧隔开的部分,以便在内壁和相应的压力和吸力侧之间形成第一和第二间隙。 内壁在其中限定一个室,并且包括在相应间隙和室之间提供流体连通的开口。 间隙接收冷却流体,当其流过间隙时,向外壁提供冷却。 冷却流体在穿过至少大部分间隙之后通过内壁中的开口进入腔室。
    • 7. 发明申请
    • COOLED AIRFOIL IN A TURBINE ENGINE
    • 涡轮发动机冷却空气
    • US20120269647A1
    • 2012-10-25
    • US13090294
    • 2011-04-20
    • Paul H. VittDavid A. KempChing-Pang LeeJohn J. Marra
    • Paul H. VittDavid A. KempChing-Pang LeeJohn J. Marra
    • F01D5/18
    • F01D5/186F01D5/188F05D2250/30F05D2260/221F05D2260/941
    • An airfoil in a gas turbine engine includes an outer wall and an inner wall. The outer wall includes a leading edge, a trailing edge opposed from the leading edge in a chordal direction, a pressure side, and a suction side. The inner wall is coupled to the outer wall at a single chordal location and includes portions spaced from the pressure and suction sides of the outer wall so as to form first and second gaps between the inner wall and the respective pressure and suction sides. The inner wall defines a chamber therein and includes openings that provide fluid communication between the respective gaps and the chamber. The gaps receive cooling fluid that provides cooling to the outer wall as it flows through the gaps. The cooling fluid, after traversing at least substantial portions of the gaps, passes into the chamber through the openings in the inner wall.
    • 燃气涡轮发动机中的翼型件包括外壁和内壁。 外壁包括前缘,从前缘朝向方向相对的后缘,压力侧和吸力侧。 内壁在单个弦位置处联接到外壁,并且包括与外壁的压力和吸力侧隔开的部分,以便在内壁和相应的压力和吸力侧之间形成第一和第二间隙。 内壁在其中限定一个室,并且包括在相应间隙和室之间提供流体连通的开口。 间隙接收冷却流体,当其流过间隙时,向外壁提供冷却。 冷却流体在穿过至少大部分间隙之后通过内壁中的开口进入腔室。