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    • 4. 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。
    • 5. 发明授权
    • Method for improving the sealing on rotor arrangements
    • 改善转子装置密封的方法
    • US09435213B2
    • 2016-09-06
    • US12701852
    • 2010-02-08
    • Helmar WunderleStefan SchlechtriemPeter GrafSilvio GlaserBeat Von Arx
    • Helmar WunderleStefan SchlechtriemPeter GrafSilvio GlaserBeat Von Arx
    • F01D5/30F01D11/00
    • F01D5/3007F01D11/005F05D2240/55F05D2250/13F05D2250/182Y10T29/49316
    • A method is described for improving the sealing between rotor and a plurality of blades. The rotor has a plurality of generally axially extending profiled recesses into which a ring of blades, which have corresponding blade root profiles, are inserted in a form-fitting and/or frictionally locking manner into these recesses in a generally axial insertion direction. Between the recesses the rotor has tangential surface sections or circumferential surface sections which extend in the axial direction and circumferential direction and are generally indirectly covered by lower shrouds of circumferentially adjacently arranged blades in the radial direction. At least one of the tangential surface or circumferential surface sections is provided with a step in the radial direction, and a corresponding recess, which adjoins as flush as possible, is provided in the underside of the shroud of the blade which is arranged above it. Corresponding rotors or blades are also described.
    • 描述了一种用于改善转子和多个叶片之间的密封的方法。 转子具有多个大致轴向延伸的成型凹槽,具有对应的叶片根部轮廓的叶片环以大致轴向的插入方向以形状配合和/或摩擦锁定的方式插入到该凹槽中。 在凹部之间,转子具有在轴向和圆周方向上延伸的切向表面部分或圆周表面部分,并且在径向方向上通常间接地被周向相邻布置的叶片的下部护罩覆盖。 切向表面或周向表面部分中的至少一个在径向方向上设置有台阶,并且在其上方布置有叶片的护罩的下侧设置相应的凹陷,该凹槽邻近齐平。 还描述了相应的转子或叶片。
    • 8. 发明申请
    • TURBINE GUIDE VANE
    • 涡轮导向槽
    • US20110189002A1
    • 2011-08-04
    • US13012317
    • 2011-01-24
    • Georgeta-Ileana PanaiteIgor TsypkaykinBeat Von ArxAndre Saxer
    • Georgeta-Ileana PanaiteIgor TsypkaykinBeat Von ArxAndre Saxer
    • F01D9/04
    • F01D9/042F01D25/246F05D2230/64F05D2240/80
    • A turbine guide vane (10) has a platform (12) from which at least a guide vane blade (13) extends. The platform (12) has a front rail (18) and a rear rail (20) arranged to be housed in guide vane carrier seats (19, 21). The front and rear rails (18, 20) have projecting pads (23, 24) arranged to rest against the guide vane carrier seats (19, 21). The front and rear rails (18, 20) have at least two pads (23) extending from one side of the front and rear rails (18, 20) and at least two further pads (24) extending from an opposite side of the front and rear rails (18, 20). The pads (23, 24) extend from opposite circumferential portions (26) of the front and rear rails (18, 20). The pads (23, 24) extending from the same circumferential portion (26) of the front and rear rails (18, 20) are at least partly staggered with respect to one another.
    • 涡轮引导叶片(10)具有平台(12),至少一个导叶叶片(13)从该平台延伸。 平台(12)具有布置成容纳在导向叶片承载座(19,21)中的前轨(18)和后轨(20)。 前导轨和后导轨(18,20)具有布置成抵靠引导叶片承载座(19,21)的突出垫(23,24)。 前导轨和后导轨(18,20)具有从前后导轨(18,20)的一侧延伸的至少两个焊盘(23)和从前部的相对侧延伸的至少两个另外的焊盘(24) 和后导轨(18,20)。 垫(23,24)从前后导轨(18,20)的相对周向部分(26)延伸。 从前后导轨(18,20)的同一圆周部分(26)延伸的焊盘(23,24)相对于彼此至少部分地交错。
    • 10. 发明授权
    • Hollow-cast component
    • 空心铸件
    • US06516865B1
    • 2003-02-11
    • US09650407
    • 2000-08-29
    • Alexander BeeckErhard KreisIbrahim El-NasharBeat Von Arx
    • Alexander BeeckErhard KreisIbrahim El-NasharBeat Von Arx
    • B22D2704
    • B22C21/14B22D31/002Y10S415/915Y10T29/49742Y10T29/49744
    • In a hollow-cast component, a core opening (13) created during manufacturing is closed with a closure piece (14). This closure piece is located inside a recess (15) in the component, whereby the recess is arranged so that it is imbedded completely in the cast material, and completely covers the core opening. Because of this installation, the closure piece is fixed in a form-fitting manner in the direction of two spatial axes, so that the closure piece only needs to be secured with an additional joint in the installation direction. It is preferred that the installation direction is normal in relation to the direction of maximal stress of the closure piece, so that a joint is subject to a relatively small stress and therefore can be produced with little expenditure and a high degree of operational safety.
    • 在中空铸造部件中,在制造期间产生的芯开口(13)用封闭件(14)封闭。 该封闭件位于部件中的凹部(15)的内部,由此将凹部布置成完全嵌入铸造材料中,并且完全覆盖芯部开口。 由于这种安装,封闭件在两个空间轴的方向上以形状配合的方式固定,使得封闭件仅需要在安装方向上用附加的接头固定。 优选的是,安装方向相对于封闭件的最大应力的方向是正常的,使得接头承受相对较小的应力,因此可以以少量的支出和高度的操作安全性来制造。