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    • 10. 发明申请
    • CONTROL DEVICE FOR VEHICLE DRIVE DEVICE
    • 车辆驱动装置的控制装置
    • US20140309079A1
    • 2014-10-16
    • US14357838
    • 2011-11-14
    • Atsushi TabataTatsuya ImamuraTooru Matsubara
    • Atsushi TabataTatsuya ImamuraTooru Matsubara
    • B60K1/02
    • B60K1/02B60K6/442B60K6/485B60K6/547B60K2006/4825B60W10/023B60W10/08B60W30/194B60W2710/1072B60Y2400/426Y02T10/6226Y02T10/6234Y02T10/6252Y02T10/7258Y10T477/26
    • A control device of a vehicle drive device includes a fluid transmission device having an input-side rotating element to which power from an engine is input and an output-side rotating element outputting power to drive wheels, a first electric motor directly or indirectly coupled to the input-side rotating element, and a second electric motor directly or indirectly coupled to the drive wheels, the control device of a vehicle drive device having an electric path through which power is electrically transmitted by giving/receiving electric power between the first electric motor and the second electric motor and a mechanical path through which power is mechanically transmitted via the fluid transmission device, the control device of a vehicle drive device being configured to control an operating point of the engine by adjusting a torque of the first electric motor, the torque of the first electric motor being adjusted such that a sum of an engine torque and the torque of the first electric motor is balanced with an input-side load torque generated in the input-side rotating element depending on a speed ratio of the fluid transmission device, the input-side load torque being obtained based on an engine rotation speed indicated by a target engine operating point, and the torque of the first electric motor being determined based on the input-side load torque and the engine torque indicated by the target engine operating point, and the control device of a vehicle drive device adjusting a torque of the first electric motor while giving/receiving electric power between the first electric motor and the second electric motor to reduce a speed ratio of the fluid transmission device when a temperature of operating oil for actuating the fluid transmission device is lower as compared to when the temperature is higher.
    • 车辆驱动装置的控制装置包括:流体传动装置,其具有输入侧的旋转元件,来自发动机的动力输入到该输入侧旋转元件;以及输出侧旋转元件,向驱动轮输出动力;第一电动机,直接或间接耦合到 输入侧旋转元件和直接或间接地联接到驱动轮的第二电动马达,车辆驱动装置的控制装置具有通过在第一电动机之间施加/接收电力来电力传递电力的电路 所述第二电动机和通过所述流体传动装置机械传递动力的机械路径,所述车辆驱动装置的控制装置构成为通过调整所述第一电动机的转矩来控制所述发动机的动作点, 调整第一电动机的扭矩,使得发动机转矩和第一电动机的转矩之和 电动机根据输入侧旋转元件产生的输入侧负载扭矩进行平衡,取决于流体传动装置的速比,基于由目标发动机工作点表示的发动机转速获得的输入侧负载转矩 ,并且基于由目标发动机工作点指示的输入侧负载转矩和发动机转矩来确定第一电动机的转矩,以及在给予第一电动机的同时调节第一电动机的转矩的车辆驱动装置的控制装置 在与第一电动机和第二电动机之间接收电力时,与用于驱动流体传动装置的工作油的温度相比,当温度较高时,降低流体传动装置的速度比。