The invention relates to the technical field of vehicles, and discloses a vehicle driving energy-saving system which comprises a power unit, a speed change unit and a control unit; the power unit comprises a first centrifugal pump, a first hydraulic motor and a gearbox, the first centrifugal pump comprises a first pump shell, a first main shaft, a first impeller and a first output shaft, the firsthydraulic motor comprises a first shell and a first rotating wheel, the first main shaft is in transmission connection with the output end of the gearbox, and the first rotating wheel is in transmission connection with the input end of the gearbox; the control unit comprises a controller, a vehicle speed sensor and a motor, the vehicle speed sensor and the motor are in signal connection with thecontroller, and the motor is in transmission connection with the power unit; and the controller adjusts the output power in real time according to the vehicle speed, potential energy of liquid is transmitted to the main shaft through the hydraulic motor and the gearbox, the potential energy is converted into kinetic energy of the main shaft, the situation that the motor directly outputs power outwards by increasing the current intensity is avoided, the energy conversion efficiency is improved, the energy consumption of the vehicle is reduced, and energy is saved.

    本发明涉及车辆技术领域,公开了一种车辆驱动节能系统,包括动力单元、变速单元和控制单元;动力单元包括第一离心泵、第一液压马达和变速箱,第一离心泵包括第一泵壳、第一主轴、第一页轮和第一输出轴,第一液压马达包括第一外壳和第一转动轮,第一主轴与变速箱的输出端传动连接,第一转动轮与变速箱的输入端传动连接;控制单元包括控制器、车速传感器和电动机,车速传感器、电动机均与控制器信号连接,电动机与动力单元传动连接。控制器根据车速实时调节输出功率,液体的势能经过液压马达以及变速箱传输至主轴,将势能转化为主轴的动能,避免由电动机通过增大电流强度来直接向外输出功率,提高了能量转化效率,降低了车辆的能耗,节省能源。


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    Title :

    Vehicle driving energy-saving system


    Additional title:

    一种车辆驱动节能系统


    Contributors:
    YANG FUZAI (author)

    Publication date :

    2021-02-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    F16H Getriebe , GEARING / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60T Bremsanlagen für Fahrzeuge oder Teile davon , VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF



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