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    • 1. 发明授权
    • Outlet silencer structures for turbine
    • 汽轮机出口消声器结构
    • US06802690B2
    • 2004-10-12
    • US10301279
    • 2002-11-21
    • Ming Hui HanMuammer Yazici
    • Ming Hui HanMuammer Yazici
    • F01D2504
    • F01D25/30F02C7/045F04D29/664F05D2250/50F05D2260/96
    • Both air duct inlet silencers and air duct outlet silencers for use with a stationary gas turbine are disclosed. The sound attenuating duct unit suitable for connecting to an outlet of a stationary gas turbine includes a housing having a horizontal housing section and a vertical housing section and having sidewalls surrounding a main airflow passageway that extends along a substantial bend. An air inlet is located at one end of the horizontal housing section and is adapted for connection to the outlet of the gas turbine. Preferably two air outlets are located proximate to an upper end of the vertical housing section. Splitters are mounted in the housing, and they divide sections of the main airflow passageway into smaller air passageways. At least one of the splitters is positioned upstream in the main airflow passageway relative to other splitters. The splitters contain sound attenuating material capable of withstanding airflow temperatures in the main airflow passageway of at least 500 degrees Celsius. At least a substantial portion of both the sidewalls surrounding the main airflow passageway and metal sidewalls forming the splitters are made of perforated sheet metal.
    • 公开了用于固定式燃气轮机的两个空气管道入口消音器和空气管道出口消音器。 适于连接到静止燃气轮机的出口的声音衰减管道单元包括具有水平壳体部分和垂直壳体部分的壳体,并且具有围绕沿主要弯曲部延伸的主气流通道的侧壁。 空气入口位于水平壳体部分的一端并且适于连接到燃气轮机的出口。 优选地,两个空气出口位于垂直容纳部分的上端附近。 分流器安装在壳体中,并且它们将主气流通道的部分分成更小的空气通道。 分流器中的至少一个相对于其他分离器位于主气流通道的上游。 分离器包含能够承受至少500摄氏度的主气流通道中的气流温度的声音衰减材料。 围绕主气流通道的两个侧壁和形成分离器的金属侧壁的至少大部分由多孔金属板制成。
    • 2. 发明申请
    • Outlet silencer structures for turbine
    • 汽轮机出口消声器结构
    • US20030072648A1
    • 2003-04-17
    • US10301279
    • 2002-11-21
    • Ming Hui HanMuammer Yazici
    • F01D005/10
    • F01D25/30F02C7/045F04D29/664F05D2250/50F05D2260/96
    • Both air duct inlet silencers and air duct outlet silencers for use with a stationary gas turbine are disclosed. The sound attenuating duct unit suitable for connecting to an outlet of a stationary gas turbine includes a housing having a horizontal housing section and a vertical housing section and having sidewalls surrounding a main airflow passageway that extends along a substantial bend. An air inlet is located at one end of the horizontal housing section and is adapted for connection to the outlet of the gas turbine. Preferably two air outlets are located proximate to an upper end of the vertical housing section. Splitters are mounted in the housing, and they divide sections of the main airflow passageway into smaller air passageways. At least one of the splitters is positioned upstream in the main airflow passageway relative to other splitters. The splitters contain sound attenuating material capable of withstanding airflow temperatures in the main airflow passageway of at least 500 degrees Celsius. At least a substantial portion of both the sidewalls surrounding the main airflow passageway and metal sidewalls forming the splitters are made of perforated sheet metal.
    • 公开了用于固定式燃气轮机的两个空气管道入口消音器和空气管道出口消音器。 适于连接到静止燃气轮机的出口的声音衰减管道单元包括具有水平壳体部分和垂直壳体部分的壳体,并且具有围绕沿主要弯曲部延伸的主气流通道的侧壁。 空气入口位于水平壳体部分的一端并且适于连接到燃气轮机的出口。 优选地,两个空气出口位于垂直容纳部分的上端附近。 分流器安装在壳体中,并且它们将主气流通道的部分分成更小的空气通道。 分流器中的至少一个相对于其他分离器位于主气流通道的上游。 分离器包含能够承受至少500摄氏度的主气流通道中的气流温度的声音衰减材料。 围绕主气流通道的两个侧壁和形成分离器的金属侧壁的至少大部分由多孔金属板制成。
    • 3. 发明申请
    • Air inlet and outlet silencer structures for turbine
    • 涡轮机进气和出口消声器结构
    • US20020182061A1
    • 2002-12-05
    • US09867982
    • 2001-05-30
    • Ming Hui Han
    • F01D025/00
    • F04D29/664F01D25/30F02C7/045F05D2250/50F05D2260/96
    • Both air duct inlet silencers and air duct outlet silencers for use with a stationary gas turbine are disclosed. The inlet silencer comprises a vertically extending duct structure having an upper section with a plurality of vertically extending sides and a top cover. Air inlet openings are formed in the vertically extending sides and an air outlet is formed at the bottom end for connection to the air intake housing of the turbine. An elongate, central airflow defining member is substantially cylindrical for a major portion of its length and extends downwardly from the top cover and past the air inlets. This member has a perforated sheet metal exterior and contains sound attenuating material. Airflow passages extend from the inlet openings towards the outlet with each defined by at least one interior wall. Each passageway bends substantially downwardly so that the bottom section extends vertically. The outlet silencer includes first and second series of splitters with each series forming smaller air passageways.
    • 公开了用于固定式燃气轮机的两个空气管道入口消音器和空气管道出口消音器。 入口消音器包括垂直延伸的管道结构,其具有具有多个垂直延伸的侧面和顶盖的上部部分。 空气入口开口形成在垂直延伸的侧面,并且在底端处形成空气出口以连接到涡轮机的进气口。 细长的中央气流限定构件在其长度的大部分上基本上是圆柱形的并且从顶盖向下延伸并且经过空气入口。 该构件具有穿孔的金属板外部并且包含声音衰​​减材料。 气流通道从入口开口朝向出口延伸,每个由至少一个内壁限定。 每个通道基本上向下弯曲,使得底部部分垂直延伸。 出口消音器包括第一和第二系列分离器,每个系列形成较小的空气通道。
    • 6. 发明授权
    • Cooled blade for a gas turbine
    • 用于燃气轮机的冷却叶片
    • US07520724B2
    • 2009-04-21
    • US11483091
    • 2006-07-10
    • Shailandra NaikSacha ParneixUlrich RathmannHelene Saxer-FeliciStefan SchlechtriemBeat Von Arx
    • Shailandra NaikSacha ParneixUlrich RathmannHelene Saxer-FeliciStefan SchlechtriemBeat Von Arx
    • F01D5/18
    • F01D5/187F01D5/081F05D2250/50F05D2260/205F05D2260/221
    • A cooled blade for a gas turbine has a blade airfoil, which emerges from a blade root and a blade shank and has a leading edge and a trailing edge and, within the blade airfoil, a plurality of sequential coolant ducts, in terms of flow, extending in a radial direction. A first coolant duct along the leading edge, and a second coolant duct along the trailing edge, have a main flow of a coolant flowing through them from the blade root to the tip of the blade airfoil. An inlet of the first coolant duct is in connection with a main coolant inlet, and an outlet of the first coolant duct is in connection with the inlet to the second coolant duct via a first deflection region. A third coolant duct is arranged between the first and the second coolant duct and a second deflection region. An additional flow of cooler coolant provided from outside is added from the third coolant duct into the heated main flow of the coolant flowing into the second coolant duct. An orifice can, for example, extend from the main coolant inlet to the second deflection region.
    • 用于燃气涡轮机的冷却叶片具有叶片翼型件,叶片翼型件从叶片根部和叶片柄部突出并且具有前缘和后缘,并且在叶片翼型件内,在流动方面,多个顺序的冷却剂管道, 沿径向延伸。 沿着前缘的第一冷却剂管道和沿着后缘的第二冷却剂管道具有从叶片根部到叶片翼型的尖端流过它们的冷却剂的主流。 第一冷却剂管道的入口与主冷却剂入口连接,并且第一冷却剂管道的出口经由第一偏转区域与第二冷却剂管道的入口连接。 第三冷却剂管道布置在第一和第二冷却剂管道和第二偏转区域之间。 从外部提供的另外冷却剂冷却流从第三冷却剂管道加入流入第二冷却剂管道的冷却剂的加热主流。 孔可以例如从主冷却剂入口延伸到第二偏转区域。
    • 7. 发明申请
    • Externally Mounted Vortex Generators for Flow Duct Passage
    • 用于流道通道的外置涡旋发电机
    • US20080121301A1
    • 2008-05-29
    • US11547527
    • 2005-04-06
    • Thomas R. Norris
    • Thomas R. Norris
    • F15D1/02
    • F02C7/04F01D25/30F05D2250/50F05D2260/22141Y02T50/675
    • A high drag vortex generator for inhibiting the formation of boundary layer gas flow is mounted in a duct having a strong adverse pressure gradient with high speed gas flow over a primary aerodynamic. The vortex generator includes a mounting for supporting the high drag vortex generator at a spatial interval in the high speed gas flow above the primary aerodynamic surface. The high drag vortex generator is supported from the mounting and extends from the mounting in the high speed gas flow less than the full distance to the primary aerodynamic surface. Each high drag vortex generator includes first and second vanes. The first and second vanes have flow confining components at substantial right angles to one another. The vanes flow confining components deflect fluid flow towards and/or away from the primary aerodynamic surface inhibiting boundary layer formation downstream of the vortex generator.
    • 用于抑制边界层气体流动形成的高阻力涡流发生器安装在具有强的不利压力梯度的管道中,在主空气动力学上具有高速气流。 涡流发生器包括用于在主空气动力学表面上方的高速气流中以空间间隔支撑高阻力涡流发生器的安装件。 高阻力涡流发生器从安装座支撑,并从低于全距离的高速气流中的安装件延伸到主空气动力学表面。 每个高阻涡流发生器包括第一和第二叶片。 第一和第二叶片具有彼此基本成直角的流动限制部件。 叶片流动限制部件使流体流向和/或远离涡流发生器下游的主要空气动力学表面抑制边界层形成。
    • 9. 发明申请
    • AIRFOIL WITH NONLINEAR COOLING PASSAGE
    • 非线性冷却通风机
    • US20130052037A1
    • 2013-02-28
    • US13222490
    • 2011-08-31
    • William Abdel-MessehJustin D. Piggush
    • William Abdel-MessehJustin D. Piggush
    • F01D5/18B22C9/10B22D25/02
    • F01D5/186B22C9/103F01D5/187F05D2250/50F05D2250/70F05D2260/204F05D2260/221
    • An example method of manufacturing an airfoil includes providing a ceramic core corresponding to an interior cooling channel. A refractory metal core is provided that corresponds to a cooling passage. The cores are arranged in a mold. An airfoil structure is cast about the cores to provide a turbine engine airfoil. The turbine engine airfoil includes a wall providing the interior cooling channel and an exterior airfoil surface. The cooling passage is provided in the wall and fluidly connects the interior cooling channel to the exterior airfoil surface. The cooling passage includes multiple inlets and multiple outlets respectively adjoining the interior cooling channel and the exterior airfoil surface. At least one of a first inlet and outlet has a different structural flow characteristic than at least one of a second inlet and outlet.
    • 制造翼型的示例性方法包括提供对应于内部冷却通道的陶瓷芯。 提供对应于冷却通道的难熔金属芯。 核心布置在模具中。 翼型结构围绕芯铸造以提供涡轮发动机翼型件。 涡轮发动机翼型件包括提供内部冷却通道和外部翼型件表面的壁。 冷却通道设置在壁中并将内部冷却通道流体连接到外部翼型表面。 冷却通道包括分别邻接内部冷却通道和外部翼型表面的多个入口和多个出口。 第一入口和出口中的至少一个具有与第二入口和出口中的至少一个不同的结构流动特性。