Thermal management unit for vehicle powertrain

    公开(公告)号:US10087793B2

    公开(公告)日:2018-10-02

    申请号:US14605294

    申请日:2015-01-26

    Abstract: A thermal management unit for a vehicle powertrain includes an integrated oil heater, a control valve, and a pressure relief valve. A remote oil cooler is connected to fluid ports of the thermal management unit. Transmission oil is received into the thermal management unit and is directed to one or both of the transmission oil heater and the transmission oil cooler. A portion of the flow of oil can be internally bypassed through the pressure relief valve to maintain the pressure of the oil below a threshold. The flow of oil is directed through the control valve after having been heated and/or cooled, and the proportions of oil being directed through the oil heater and the oil cooler are determined by the temperature of the oil in the control valve.

    Thermal Management Unit for Vehicle Powertrain
    5.
    发明申请
    Thermal Management Unit for Vehicle Powertrain 审中-公开
    车辆动力总成热管理单元

    公开(公告)号:US20160215664A1

    公开(公告)日:2016-07-28

    申请号:US14605294

    申请日:2015-01-26

    Abstract: A thermal management unit for a vehicle powertrain includes an integrated oil heater, a control valve, and a pressure relief valve. A remote oil cooler is connected to fluid ports of the thermal management unit. Transmission oil is received into the thermal management unit and is directed to one or both of the transmission oil heater and the transmission oil cooler. A portion of the flow of oil can be internally bypassed through the pressure relief valve to maintain the pressure of the oil below a threshold. The flow of oil is directed through the control valve after having been heated and/or cooled, and the proportions of oil being directed through the oil heater and the oil cooler are determined by the temperature of the oil in the control valve.

    Abstract translation: 用于车辆动力总成的热管理单元包括集成油加热器,控制阀和压力释放阀。 远程油冷却器连接到热管理单元的流体端口。 变速箱油被接收到热管理单元中并且被引导到传动油加热器和变速箱油冷却器中的一个或两个。 油流的一部分可以通过压力释放阀在内部旁路,以保持油的压力低于阈值。 在加热和/或冷却之后,油的流动被引导通过控制阀,并且通过油加热器和油冷却器的油的比例由控制阀中的油的温度决定。

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