Damper for gas turbine
    1.
    发明公开
    Damper for gas turbine 审中-公开
    汽油机

    公开(公告)号:EP2816289A1

    公开(公告)日:2014-12-24

    申请号:EP13169241.0

    申请日:2013-05-24

    IPC分类号: F23M20/00

    摘要: The invention relates to a damper for reducing pulsations in a gas turbine, which comprises: an enclosure; a main neck extending from the enclosure; a spacer plate disposed in the enclosure to separate the enclosure into a first cavity and a second cavity, an inner neck with a first end and a second end, extending through the spacer plate to interconnect the first cavity and the second cavity, wherein the first end of the inner neck remain in the first cavity and the second end remain in the second cavity, characterized in that, a flow deflecting member is disposed proximate the second end of the inner neck to deflect a flow passing through the inner neck. With the solution of the present invention, as a damper according to embodiments of the present invention operates, flow field hence damping characteristic in the second cavity constant regardless the adjustment of the spacer plate in the enclosure.

    摘要翻译: 本发明涉及一种用于减少燃气轮机中的脉动的阻尼器,其包括:外壳; 从外壳延伸的主颈部; 隔离板,其设置在所述外壳中,以将所述外壳分离成第一空腔和第二空腔,具有第一端和第二端的内颈部,延伸穿过所述间隔板以互连所述第一空腔和所述第二空腔,其中所述第一腔 内颈部的端部保持在第一腔体中,第二端部保持在第二腔体中,其特征在于,在所述内颈部的第二端附近设置有流动偏转构件,以偏转通过所述内颈部的流动。 利用本发明的解决方案,作为根据本发明的实施例的阻尼器,无论调节外壳中的间隔板如何,流场都是第二腔中的阻尼特性。

    Damper for gas turbines
    2.
    发明公开
    Damper for gas turbines 审中-公开
    达芬奇

    公开(公告)号:EP2816288A1

    公开(公告)日:2014-12-24

    申请号:EP13169211.3

    申请日:2013-05-24

    IPC分类号: F23M20/00 F23R3/00 F23R3/60

    摘要: A damper (100) for reducing the pulsations in a combustion chamber (200) of a gas turbine, wherein the damper (100) comprises: a resonator cavity (110) with an inlet (104) and a neck tube (120) in flow communication with the interior of the combustion chamber (200) and resonator cavity (110), and a compensation assembly (130) pivotably connected with the neck tube (120)and is inserted between the resonator cavity (110) and the combustion chamber (200) to permit relative rotation between the combustion chamber (200) and the resonator cavity (110).

    摘要翻译: 1.一种用于减少燃气轮机燃烧室(200)中的脉动的阻尼器(100),其中所述阻尼器(100)包括:谐振器腔(110),其具有入口(104)和流动的颈管(120) 与燃烧室(200)和谐振腔(110)的内部连通;以及补偿组件(130),其与颈管(120)可枢转地连接并插入在谐振腔(110)和燃烧室(200)之间 )以允许燃烧室(200)和谐振器腔(110)之间的相对旋转。

    Damper Arrangement and Method for Designing Same
    3.
    发明公开
    Damper Arrangement and Method for Designing Same 审中-公开
    Dämpfungsanordnungund Verfahren zu deren Entwurf

    公开(公告)号:EP2397760A1

    公开(公告)日:2011-12-21

    申请号:EP10166140.3

    申请日:2010-06-16

    IPC分类号: F23M99/00

    摘要: The damper arrangement (10) comprises a first Helmholtz damper (11) connected in series to a second Helmholtz damper (12). The resonance frequency of the first Helmholtz z damper (11) and the resonance frequency of the second Helmholtz damper (12) are shifted from one another in an amount producing a synergic damping effect.

    摘要翻译: 阻尼器装置(10)包括与第二亥姆霍兹阻尼器(12)串联连接的第一亥姆霍兹阻尼器(11)。 第一亥姆霍兹Z阻尼器11的共振频率和第二亥姆霍兹阻尼器12的共振频率以产生协同阻尼效应的量相互偏移。

    Combustion device of a gas turbine
    4.
    发明公开
    Combustion device of a gas turbine 有权
    燃气轮机的燃烧装置

    公开(公告)号:EP2295864A1

    公开(公告)日:2011-03-16

    申请号:EP09169091.7

    申请日:2009-08-31

    IPC分类号: F23R3/00

    摘要: The combustion device (1) for a gas turbine comprises a portion (9) provided with a first and a second wall (11, 12) provided with first passages (14) connecting the zone between the first and second wall (11, 12) to the inner of the combustion device (1) and second passages (15) connecting said zone between the first and second wall (11, 12) to the outer of the combustion device (1). Between the first and second wall (11, 12) a plurality of chambers (17) are defined, each connected with one first passage (14) and at least one second passage (15), and defining a Helmholtz damper.

    摘要翻译: 用于燃气轮机的燃烧装置(1)包括设有第一和第二壁(11,12)的部分(9),所述第一和第二壁设置有连接第一和第二壁(11,12)之间的区域的第一通道(14) 到燃烧装置(1)的内部以及将第一和第二壁(11,12)之间的所述区域连接到燃烧装置(1)的外部的第二通道(15)。 在第一壁和第二壁(11,12)之间限定了多个腔室(17),每个腔室与一个第一通道(14)和至少一个第二通道(15)连接并且限定亥姆霍兹阻尼器。

    Combustion device for a gas turbine
    6.
    发明公开
    Combustion device for a gas turbine 有权
    Verbrennungsvorrichtungfüreine Gasturbine

    公开(公告)号:EP2362147A1

    公开(公告)日:2011-08-31

    申请号:EP10154284.3

    申请日:2010-02-22

    IPC分类号: F23R3/00

    摘要: The combustion device (1) for a gas turbine comprises a portion (6) provided with an inner and an outer wall (7, 8). The inner wall (7) comprises first passages (9) connecting the zone between the inner and outer wall (7, 8) to the inner (10) of the combustion device (1). The outer wall (8) comprises second passages (12) for cooling the inner wall (7). Between the inner and outer wall (7, 8) an intermediate layer (17) is provided defining a plurality of chambers (18), each connected to at least one first passage (9) and a plurality of second passages (12) and defining Helmholtz dampers. These second passages (12) open in third passages (22) connected to the chambers (18) and have facing outlets (23).

    摘要翻译: 用于燃气轮机的燃烧装置(1)包括设置有内壁和外壁(7,8)的部分(6)。 内壁(7)包括将内壁和外壁(7,8)之间的区域连接到燃烧装置(1)的内部(10)的第一通道(9)。 外壁(8)包括用于冷却内壁(7)的第二通道(12)。 在内壁和外壁(7,8)之间,提供限定多个室(18)的中间层(17),每个室连接到至少一个第一通道(9)和多个第二通道(12)并限定 亥姆霍兹阻尼器。 这些第二通道(12)在连接到腔室(18)的第三通道(22)中开口并具有相对的出口(23)。

    Combustion Device for a Gas Turbine
    9.
    发明公开
    Combustion Device for a Gas Turbine 审中-公开
    燃气轮机燃烧装置

    公开(公告)号:EP2385303A1

    公开(公告)日:2011-11-09

    申请号:EP10161714.0

    申请日:2010-05-03

    IPC分类号: F23R3/00 F23M99/00

    摘要: The combustion device (1) for a gas turbine comprises portions (12) having an inner and an outer wall (13, 14) with an interposed noise absorption plate (15) having a plurality of holes (16). The combustion device (1) further has first passages (17) connecting zones between the inner wall (13) and the plate (15) to the inner of the combustion device (1) and second passages (21) for cooling the inner wall (13). The portions (12) also have an inner layer (22) between the inner wall (13) and the plate (15) defining inner chambers (23), each connected to at least a first passage (17), and an outer layer (24) between the outer wall (14) and the plate (15) defining outer chambers (25) connected to the inner chambers (23) via the holes (16) of the plate (15).

    摘要翻译: 用于燃气轮机的燃烧装置(1)包括具有内壁和外壁(13,14)的部分(12),插入的噪声吸收板(15)具有多个孔(16)。 燃烧装置(1)还具有将内壁(13)和板(15)之间的区域连接到燃烧装置(1)内部的第一通道(17)和用于冷却内壁(13)的第二通道 13)。 部分(12)还具有在内壁(13)和板(15)之间的内层(22),该内层限定内腔室(23),每个内腔室连接到至少第一通道(17),并且外层 (15)的孔(16)连接到内室(23)的外室(25)之间的外壁(14)和板(15)之间的空间(24)。

    Fuel injection device for a gas turbine
    10.
    发明公开
    Fuel injection device for a gas turbine 审中-公开
    Kraftstoffeinspritzungsvorrichtungfüreine Gasturbine

    公开(公告)号:EP3056819A1

    公开(公告)日:2016-08-17

    申请号:EP15154729.6

    申请日:2015-02-11

    IPC分类号: F23R3/28 F23R3/12

    摘要: There is described herein a fuel injection device for a gas turbine, comprising a plurality of streamlined bodies (30) arranged in a ring adjacent to one another in a circumferential direction relative to a central axis of the fuel injection device, each streamlined body (30) comprising a trailing edge (34) and at least one streamlined body (30) comprising a fuel nozzle (32) on the trailing edge (34), wherein the plurality of streamlined bodies (30) is split into at least a first group of streamlined bodies (30) and a second group of streamlined bodies (30), all the streamlined bodies (30) in the first group being the same and being different from the streamlined bodies (30) in the second group and all the streamlined bodies (30) in the second group being the same, wherein the first group of streamlined bodies (30) comprises at least two streamlined bodies (30) adjacent to one another. Alternatively, the streamlined bodies are clustered in sets of two adjacent streamlined bodies, and in which at least one of the sets is different from the other sets. Alternatively, the streamlined bodies are arranged such that the fuel injection device has a maximum of four-fold rotational symmetry in the plane perpendicular to the central axis. A method of use and a method of design are also described.

    摘要翻译: 这里描述了一种用于燃气轮机的燃料喷射装置,包括相对于燃料喷射装置的中心轴线在圆周方向上彼此相邻布置的多个流线型主体(30),每个流线型主体(30) )包括后缘(34)和至少一个流线型主体(30),其包括在所述后缘(34)上的燃料喷嘴(32),其中所述多个流线型主体(30)被分成至少第一组 流线型体(30)和第二组流线型体(30),第一组中的所有流线型体(30)相同并且与第二组中的流线型体(30)不同,并且所有流线型体 30)在第二组中是相同的,其中第一组流线型体(30)包括彼此相邻的至少两个流线型体(30)。 或者,流线型体被聚集成两组相邻的流线型体,并且其中至少一个组与其它组不同。 或者,流线型体被布置成使得燃料喷射装置在垂直于中心轴线的平面中具有最大四倍的旋转对称性。 还描述了使用方法和设计方法。