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    • 14. 发明授权
    • Seal element for sealing a gap and combustion turbine having a seal element
    • 用于密封间隙的密封元件和具有密封元件的燃气轮机
    • US06682300B2
    • 2004-01-27
    • US10117584
    • 2002-04-04
    • Hans-Thomas Bolms
    • Hans-Thomas Bolms
    • F01D1108
    • F16J15/121F01D11/005
    • The invention pertains to a seal element (1) for sealing a gas-path leakage-gap (5) between spaced apart first and second components (2,3) of a turbo machinery (22), which first and second components (2,3) having opposing inner and outer surfaces (9, 10) situated outside the leakage-gap (5). The seal element (1) comprises a generally gas impervious sealing member (4) and a layer (6) comprising ceramic fibers. The layer (6) covers at least partially said sealing element (1) and defines a sealing surface (21) for contacting outside the gap (5) the outer surfaces (10) of the first and second components (2,3) of the turbo machinery (22). The inventions further pertains to a combustion turbine (22), which comprises plurality of components (2,3) disposed in axial and circumferential direction, said components including guide-blade plates (12) of guide blades (16) and wall components (13), which are spaced apart in the circumferential direction or the axial direction by a leakage-gap (5) sealed off by a seal element (1).
    • 本发明涉及用于密封涡轮机械(22)的间隔开的第一和第二部件(2,3)之间的气体通道泄漏间隙(5)的密封元件(1),该第一和第二部件(2, 3)具有位于泄漏间隙(5)外侧的相对的内表面和外表面(9,10)。 密封元件(1)包括通常不透气的密封构件(4)和包括陶瓷纤维的层(6)。 所述层(6)至少部分地覆盖所述密封元件(1)并且限定用于接触所述间隙(5)外部的所述第一和第二部件(2,3)的外表面(10)的密封表面(21) 涡轮机械(22)。 本发明还涉及一种燃气轮机(22),其包括沿轴向和圆周方向设置的多个部件(2,3),所述部件包括导向叶片(16)的引导叶片板(12)和壁部件(13) ),其通过由密封元件(1)密封的泄漏间隙(5)在圆周方向或轴向上间隔开。
    • 15. 发明申请
    • PROCESS FOR COOLING THE TURBINE STAGE AND GAS TURBINE HAVING A COOLED TURBINE STAGE
    • 用于冷却涡轮机阶段和具有冷却涡轮机级的气体涡轮机的方法
    • US20140133956A1
    • 2014-05-15
    • US14009905
    • 2012-03-08
    • Hans-Thomas BolmsBoris Dobrzynski
    • Hans-Thomas BolmsBoris Dobrzynski
    • F01D25/12
    • F01D25/12F01D5/186F01D5/187F02C7/18F05D2260/202
    • A gas turbine having a turbine stage is presented. The gas turbine has a guide vane that can be operated cooled by a cooling medium, and a cooling medium feed device for feeding the cooling medium into the interior of the guide van, which, in the region of its rear edge, has on the pressure side at least one cooling medium outlet opening, through which the cooling medium can flow out of the interior of the guide vane into the main flow. The cooling medium feed device has a mass flow control device for controlling the mass flow through the at least one cooling medium outlet opening, with which the mass flow through the at least one cooling medium outlet opening can be increased during operation of the gas turbine under part-load compared to operation of the gas turbine under full load.
    • 提出了一种具有涡轮级的燃气轮机。 燃气轮机具有可由冷却介质冷却的导向叶片,以及用于将冷却介质供给到导向面包车内部的冷却介质供给装置,该导向件在其后缘区域具有压力 侧至少一个冷却介质出口开口,冷却介质可以通过该冷却介质出口开口流出导叶内部进入主流。 冷却介质进料装置具有质量流量控制装置,用于控制通过至少一个冷却介质出口的质量流量,在燃气轮机的运行期间,通过该至少一个冷却介质出口的质量流可以增加 与全负荷下燃气轮机的运行相比,部分负载。
    • 17. 发明授权
    • Turbine blade
    • 涡轮叶片
    • US07500823B2
    • 2009-03-10
    • US11174275
    • 2005-07-01
    • Hans-Thomas BolmsRalf Müsgen
    • Hans-Thomas BolmsRalf Müsgen
    • F01D25/12
    • F01D5/186F05D2250/314F05D2250/34F05D2260/202
    • A turbine blade (2), with a root section (4), with a tip section (6) and with a blade leaf (12) which is provided with a number of coolant ducts (22) through which a coolant (K) is capable of flowing, outlet ducts (34) which issue in outlet ports (24) branching off, in the leading edge region (28) of the blade leaf (12), from a coolant duct (22) running essentially in the longitudinal direction (L) of the turbine blade (2) and spaced apart from the leading edge (14), the outlet ports (24) being arranged along at least two rows oriented essentially parallel to the leading edge (14), and the outlet ducts (34) being oriented, in the region of their respective outlet port (24), obliquely with respect to the longitudinal direction (L) of the turbine blade (2), in such a way that the coolant (K) flowing out in a root-side subsection (38) of each row possesses, in the region of the outlet ports (24), a velocity component pointing toward the tip section (6) of the turbine blade (2), and the coolant (K) flowing out in a tip-side subsection (42), continguous thereto, of each row has a velocity component pointing toward the root section (4), is designed for a particularly reliable and uniform cooling of the leading edge region (28), at the same time with the requirement for coolant (K) being kept particularly low. For this purpose, according to the invention, the transitional points (40) at which the orientation of the outlet ducts (34) changes are arranged so as to be offset relative to one another in the longitudinal direction (L) in each case for two adjacent rows.
    • 一种具有根部(4)的涡轮叶片(2),具有尖端部分(6)和叶片叶片(12),叶片叶片(12)设置有多个冷却剂管道(22),冷却剂(K) 能够流动的出口管道(34)从在叶片叶片(12)的前缘区域(28)中分支出来的出口端口(24)从基本上在纵向方向上运行的冷却剂管道(22) 涡轮叶片(2)的间隔开并与前缘(14)间隔开,出口端口(24)沿至少两排排列成基本上平行于前缘(14)排列,出口管道(34) )在其各自的出口(24)的区域中相对于涡轮机叶片(2)的纵向方向(L)倾斜,使得冷却剂(K)以根部的方式流出, 每排的侧部分(38)在出口端口(24)的区域中具有指向涡轮叶片(2)的尖端部分(6)的速度分量, 每排排出的尖端侧部分(42)中流出的olant(K)具有指向根部(4)的速度分量,被设计成用于特别可靠和均匀地冷却前缘区域( 28),同时对冷却剂(K)的要求保持特别低。 为此,根据本发明,出口管道34的取向发生变化的过渡点40被布置成在纵向方向(L)上相对于彼此在每种情况下彼此偏移两个 相邻行。
    • 18. 发明申请
    • TURBINE BLADE AND GAS TURBINE EQUIPPED WITH A TURBINE BLADE
    • 涡轮叶片和燃气涡轮机配有涡轮叶片
    • US20090016881A1
    • 2009-01-15
    • US10585955
    • 2005-01-12
    • Stefan BaldaufHans-Thomas BolmsMichael HandlerChristian Lerner
    • Stefan BaldaufHans-Thomas BolmsMichael HandlerChristian Lerner
    • F01D5/18
    • F01D11/008F01D5/22F05D2240/81Y02T50/673Y02T50/676
    • The invention relates to a turbine blade comprising a vane that runs along a blade axis and a platform region, which is located at the root of the vane and has a platform that extends transversally to the blade axis. The aim of the invention is to guarantee the improved cooling of a platform region and the transition region from a turbine blade to a platform of a turbine blade, thus ensuring the cooling of the delimitation of a flow channel in a gas turbine. To achieve this, the platform comprises a first platform wall that does not support the vane and a second platform wall that supports said vane. According to the inventive concept, at the root of the vane and over the course of the transition region from the turbine blade to the platform, said first platform wall is aerodynamically curved and the course of the second platform wall has a receding shoulder in relation to the first platform wall, as a continuation of the vane.
    • 本发明涉及一种涡轮叶片,其包括沿叶片轴线延伸的叶片和位于叶片根部的平台区域,并且具有横向延伸到叶片轴线的平台。 本发明的目的是确保平台区域和从涡轮叶片到涡轮叶片的平台的过渡区域的改进的冷却,从而确保冷却燃气涡轮机中的流动通道的定界。 为了实现这一点,平台包括不支撑叶片的第一平台壁和支撑叶片的第二平台壁。 根据本发明的概念,在叶片的根部处,并且在从涡轮机叶片到平台的过渡区域的过程中,所述第一平台壁是空气动力学弯曲的,并且第二平台壁的过程相对于 第一个平台墙,作为叶片的延续。
    • 19. 发明授权
    • Turbine vane system
    • 涡轮叶片系统
    • US07201564B2
    • 2007-04-10
    • US10344730
    • 2001-08-03
    • Hans-Thomas BolmsMichael StrassbergerPeter Tiemann
    • Hans-Thomas BolmsMichael StrassbergerPeter Tiemann
    • F01D5/08F01D5/18F01D5/20
    • F01D5/189F01D5/187
    • A turbine vane, especially a turbine vane of the last stages, respectively includes a lower area which is radially and externally arranged, an upper area which is radially and internally arranged, and a radial cooling air channel extending between the upper area and the lower area. Cooling air can be introduced into the channel via an inlet in the lower area, and can be at least partially discharged via an outlet in the upper area. The cooling channel includes a radial inner channel through which the cooling air flows from the lower area to the upper area, and an outer channel which is adjacent to the inner channel on the circumferential side thereof. The outer channel communicates with the inner channel and includes an outlet which is arranged in the lower area. Part of the cooling air flows back in the direction of the lower area via the outer channel and emerges via the outlet.
    • 涡轮叶片,特别是最后阶段的涡轮叶片分别包括径向和外部布置的下部区域,径向和内部布置的上部区域,以及在上部区域和下部区域之间延伸的径向冷却空气通道 。 冷却空气可以通过下部区域中的入口引入通道,并且可以经由上部区域中的出口至少部​​分地排出。 冷却通道包括冷却空气从下部区域流向上部区域的径向内部通道,以及在其周向侧与内部通道相邻的外部通道。 外部通道与内部通道连通并且包括布置在下部区域中的出口。 部分冷却空气经由外部通道沿着下部区域的方向回流并经由出口排出。