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    Apparatus and method for providing fluid to a bearing damper
    1.
    发明授权
    Apparatus and method for providing fluid to a bearing damper 有权

    公开(公告)号：US10934888B2

    公开(公告)日：2021-03-02

    申请号：US16573242

    申请日：2019-09-17

    Applicant: United Technologies Corporation

    Inventor： Thomas Bruce Avis ,  Francis Parnin ,  Michael Dreher ,  James S. Elder

    IPC: F01D25/18 ,  F01D25/20 ,  F01D25/16 ,  F16C27/04 ,  F01D19/00 ,  F01D5/02

    Abstract: Disclosed is a lubricant supply system for a plurality of bearing dampers in a plurality of engine bearing compartments of a gas turbine engine, including a lubricant supply conduit, a first lubricant delivery conduit fluidly coupled to the supply conduit, the first delivery conduit including one or more lubricant delivery flow paths and delivering lubrication to engine components, a second lubricant delivery conduit fluidly coupled to the supply conduit, the second delivery conduit delivering lubricant to one or more of the plurality of bearing dampers, and an active oil flow management valve, selectively restricting lubricant flow in the first delivery conduit, increasing pressure in the second delivery conduit, based on an engine shaft rotational speed.

    APPARATUS AND METHOD FOR PROVIDING FLUID TO A BEARING DAMPER
    2.
    发明申请
    APPARATUS AND METHOD FOR PROVIDING FLUID TO A BEARING DAMPER 审中-公开

    公开(公告)号：US20200011201A1

    公开(公告)日：2020-01-09

    申请号：US16573242

    申请日：2019-09-17

    Applicant: United Technologies Corporation

    Inventor： Thomas Bruce Avis ,  Francis Parnin ,  Michael Dreher ,  James S. Elder

    IPC: F01D25/18 ,  F01D5/02 ,  F01D25/16

    Abstract: Disclosed is a lubricant supply system for a plurality of bearing dampers in a plurality of engine bearing compartments of a gas turbine engine, including a lubricant supply conduit, a first lubricant delivery conduit fluidly coupled to the supply conduit, the first delivery conduit including one or more lubricant delivery flow paths and delivering lubrication to engine components, a second lubricant delivery conduit fluidly coupled to the supply conduit, the second delivery conduit delivering lubricant to one or more of the plurality of bearing dampers, and an active oil flow management valve, selectively restricting lubricant flow in the first delivery conduit, increasing pressure in the second delivery conduit, based on an engine shaft rotational speed.

    Apparatus and method for providing fluid to a bearing damper
    4.
    发明授权
    Apparatus and method for providing fluid to a bearing damper 有权

    公开(公告)号：US10458278B2

    公开(公告)日：2019-10-29

    申请号：US15344195

    申请日：2016-11-04

    Applicant: UNITED TECHNOLOGIES CORPORATION

    Inventor： Thomas Bruce Avis ,  Francis Parnin ,  Michael Dreher ,  James S. Elder

    IPC: F01D25/18 ,  F01D5/02 ,  F01D25/16 ,  F01D19/00 ,  F01D25/20 ,  F16C27/04

    Abstract: Disclosed is a lubricant supply system for a plurality of bearing dampers in a plurality of engine bearing compartments of a gas turbine engine, including a lubricant supply conduit, a first lubricant delivery conduit fluidly coupled to the supply conduit, the first delivery conduit including one or more lubricant delivery flow paths and delivering lubrication to engine components, a second lubricant delivery conduit fluidly coupled to the supply conduit, the second delivery conduit delivering lubricant to one or more of the plurality of bearing dampers, and an active oil flow management valve, selectively restricting lubricant flow in the first delivery conduit, increasing pressure in the second delivery conduit, based on an engine shaft rotational speed.

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