Determining bleed valve failures in gas turbine engines
    1.
    发明授权
    Determining bleed valve failures in gas turbine engines 有权
    确定燃气涡轮发动机中的泄放阀故障

    公开(公告)号:US07328098B1

    公开(公告)日:2008-02-05

    申请号:US11732318

    申请日:2007-04-03

    CPC classification number: F02C9/18 F05D2260/80 F05D2270/101 F05D2270/303

    Abstract: The invention detects gas turbine bleed valve position discordances. The invention derives a modified exhaust gas temperature derivative as the predictive criteria in conjunction with a control logic to determine bleed valve position discordances that may indicate a mechanical failure in a valve, or in the control means for a valve.

    Abstract translation: 本发明检测燃气轮机泄放阀位置不一致。 本发明将改进的废气温度导数作为预测标准结合控制逻辑来确定可能指示阀中的机械故障或阀的控制装置中的放气阀位置不一致。

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