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    • 6. 发明授权
    • Brush seal for turbo engines
    • 涡轮发动机刷密封
    • US6077038A
    • 2000-06-20
    • US994348
    • 1997-12-19
    • Alfons GailUwe MichelEdgar PfisterLothar ReisingerThomas Miller
    • Alfons GailUwe MichelEdgar PfisterLothar ReisingerThomas Miller
    • F01D11/00F01D11/02F01D11/12F16J15/00F16J15/32F01D29/04
    • F16J15/002F01D11/001F01D11/02F01D11/025F01D11/12F16J15/3288F05D2240/56
    • A brush seal assembly for turbo-engines is provided for sealing off spaces on a circumferential gap which are differently acted upon by pressure, particularly between an engine stator and an engine rotor. A holding device for a bristle bundle is provided on the engine stator, from which holding device the bristle bundle is guided between circumferential webs in a sealing manner against the engine rotor and forms an axial gap in the circumferential direction with respect to one web facing the high-pressure side. The upstream one of the circumferential webs, together with the engine rotor surface, forms an axial ring gap for flow of fluid therethrough. Turbulence reducing structure is disposed upstream of the upstream web in the high pressure space and serves to reduce the turbulence in flow of air from the upstream space through the axial ring gap. This turbulence reducing structure can be in the form of a metal sponge and/or a honey comb structure.
    • 用于涡轮发动机的刷子密封组件被设置用于密封周向间隙上的空间,其不同地受到压力的作用,特别是在发动机定子和发动机转子之间。 用于刷毛束的保持装置设置在发动机定子上,保持装置使刷毛束在周向腹板之间以密封方式被引导到发动机转子上,并且相对于面向所述发动机转子的一个腹板在圆周方向上形成轴向间隙 高压侧。 周向腹板中的上游侧与发动机转子表面一起形成用于流过其中的流体的轴向环间隙。 湍流减少结构设置在高压空间中的上游腹板的上游,并且用于减少来自上游空间的空气的流动通过轴向间隙的紊流。 这种湍流减少结构可以是金属海绵和/或蜂巢结构的形式。
    • 8. 发明授权
    • Brush seal between a rotor and a stator in a turbine machine
    • 在涡轮机中的转子和定子之间的刷密封
    • US5975535A
    • 1999-11-02
    • US939304
    • 1997-09-29
    • Alfons GailKlemens Werner
    • Alfons GailKlemens Werner
    • F16J15/32F16J15/447
    • F16J15/3288F05B2220/302
    • A brush seal is provided for sealing, with minimized leakage, a circumferential gap (S), for example between a rotor (1) and a stator (2) in a gas turbine engine. The brush seal includes a bristle housing (4) rigidly mounted on the stator or the rotor, and bristles (6) having fixed ends securely and durably held in the housing (4) and free ends protruding toward and into the annular gap (S). The housing (4) includes two holder disks (5A, 5B) with an interspace (Z) therebetween, wherein the interspace includes at least one of an axially directed first clamping portion (8) and a radially directed second clamping portion (10), and a widened non-clamping portion (7A, 7B). The fixed ends of the bristles are clampingly held in the first and second clamping portions, while the free ends of the bristles extend generally toward the opposite rotor or stator while being movably supported and guided by the widened non-clamping portion of the interspace (Z). The bristles (6) may extend at a tilt angle in the circumferential direction and may be stitched, woven, or glued together at their fixed ends in order to form a single bristle packet.
    • 提供刷密封件,以最小的泄漏密封周向间隙(S),例如在燃气涡轮发动机中的转子(1)和定子(2)之间。 电刷密封件包括刚性地安装在定子或转子上的刷毛壳体(4)和具有牢固并持久地固定在壳体(4)中的固定端部的刷毛(6)和向环形间隙(S)伸出的自由端, 。 壳体(4)包括在其间具有间隙(Z)的两个保持盘(5A,5B),其中该间隙包括轴向定向的第一夹紧部分(8)和径向定向的第二夹紧部分(10)中的至少一个, 和加宽的非夹紧部分(7A,7B)。 刷毛的固定端被夹紧地保持在第一和第二夹持部分中,而刷毛的自由端大体上朝着相对的转子或定子延伸,同时由间隙的加宽非夹紧部分(Z )。 刷毛(6)可以在圆周方向上以倾斜角度延伸,并且可以在其固定端缝合,编织或胶合在一起以形成单个刷毛包。
    • 9. 发明授权
    • Seal system
    • 密封系统
    • US07832734B2
    • 2010-11-16
    • US11884643
    • 2006-02-08
    • Stefan BeichlAlfons Gail
    • Stefan BeichlAlfons Gail
    • F01D11/02
    • F16J15/3288F01D11/001F05D2240/56
    • A seal arrangement for a turbo-engine, for sealing a peripheral gap between a rotor and a stator is provided. The stator a seal holder provided with at least one groove for respectively receiving a segmented, dynamic seal. Segments of the dynamic seal are made up of a plurality of brush seal segments, and free ends of bristles of the brush seal segments extend in the radial direction project from the respective groove and lie on the rotor. The or every groove for receiving the brush-type seal segments is designed without an undercut, the brush-type seal segments being received in the respective groove without an undercut in a positive manner.
    • 提供了用于涡轮发动机的用于密封转子和定子之间的周向间隙的密封装置。 所述定子具有设置有至少一个凹槽的密封保持器,用于分别接收分段的动态密封件。 动力密封件的部分由多个刷子密封段组成,刷子密封段的刷毛的自由端在径向方向上从相应的凹槽突出并且位于转子上。 用于接收刷式密封段的或每个槽被设计成没有底切,刷式密封段被接收在相应的凹槽中,而没有底切以积极的方式。
    • 10. 发明申请
    • Seal Arrangement
    • 密封安排
    • US20080258403A1
    • 2008-10-23
    • US11884643
    • 2006-02-08
    • Stefan BeichlAlfons Gail
    • Stefan BeichlAlfons Gail
    • F16J15/32
    • F16J15/3288F01D11/001F05D2240/56
    • A seal arrangement for a turbo-engine, for sealing a peripheral gap between a rotor and a stator is provided. The stator a seal holder provided with at least one groove for respectively receiving a segmented, dynamic seal. Segments of the dynamic seal are made up of a plurality of brush seal segments, and free ends of bristles of the brush seal segments extend in the radial direction project from the respective groove and lie on the rotor. The or every groove for receiving the brush-type seal segments is designed without an undercut, the brush-type seal segments being received in the respective groove without an undercut in a positive manner.
    • 提供了用于涡轮发动机的用于密封转子和定子之间的周向间隙的密封装置。 所述定子具有设置有至少一个凹槽的密封保持器,用于分别接收分段的动态密封件。 动力密封件的部分由多个刷子密封段组成,刷子密封段的刷毛的自由端在径向方向上从相应的凹槽突出并且位于转子上。 用于接收刷式密封段的或每个槽被设计成没有底切,刷式密封段被接收在相应的凹槽中,而没有底切以积极的方式。