SYSTEM AND METHOD FOR EXTRACTING FOREIGN MATTER IN GAS TURBINE
    4.
    发明申请
    SYSTEM AND METHOD FOR EXTRACTING FOREIGN MATTER IN GAS TURBINE 审中-公开
    在气体涡轮机中提取外来物质的系统和方法

    公开(公告)号:US20150159560A1

    公开(公告)日:2015-06-11

    申请号:US14097561

    申请日:2013-12-05

    CPC classification number: F02C9/18 F02C7/30 F05D2260/607 Y02T50/675

    Abstract: A system for extracting foreign matter in a gas turbine is provided. The system includes a variable bleed valve (VBV) disposed between a booster and a high pressure compressor configured to bleed at least a first flow from a core engine flow path into a bypass flow path to extract foreign particles. The system also includes a wedge structure disposed in the core engine flowpath proximate to the variable bleed valve and configured to allow the at least first flow into the bypass flow path through an extraction passage or at least a second flow through a recovery passage into the core engine flow path.

    Abstract translation: 提供一种用于在燃气轮机中提取异物的系统。 该系统包括设置在增压器和高压压缩机之间的可变放气阀(VBV),该可变放气阀构造成将至少一个从核心发动机流动路径流入旁路流路以提取外来颗粒。 该系统还包括设置在靠近可变放气阀的核心发动机流路中的楔形结构,并且构造成允许至少第一流通过提取通道进入旁路流动路径,或至少通过回流通道进入核心的第二流 发动机流路。

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