The invention discloses a new energy trailer power system, a control method, a trailer and a heavy truck, a front electric drive axle, a middle electric drive axle and a rear electric drive axle are sequentially arranged in the length direction of the new energy trailer, a power battery is arranged, and the power battery is connected with the front electric drive axle, the middle electric drive axle and the rear electric drive axle. The electric motor is used for providing electric energy for the front electric drive axle, the middle electric drive axle and the rear electric drive axle; a front electric drive axle, a middle electric drive axle and a rear electric drive axle are sequentially arranged on a new energy trailer to provide driving force, a power battery provides electric energy, and three bearing axles are replaced by three electric drive axles on the basis of an existing trailer, so that the refitting difficulty is reduced; and the new energy trailer can be matched with the tractor for auxiliary driving through the front electric drive axle, the middle electric drive axle and the rear electric drive axle, so that the dynamic property of the whole vehicle is improved, and meanwhile the front electric drive axle, the middle electric drive axle and the rear electric drive axle of the new energy trailer can be used for recycling braking energy so as to improve the economical efficiency.

    本申请公开了一种新能源挂车动力系统、控制方法、挂车及重卡,通过在沿新能源挂车的长度方向上依次设置前电驱桥、中电驱桥和后电驱桥,并且设置动力电池,其中,动力电池与前电驱桥、中电驱桥和后电驱桥连接,用于给前电驱桥、中电驱桥和后电驱桥提供电能;即在新能源挂车上依次设置前电驱桥、中电驱桥和后电驱桥,提供驱动力,并且由动力电池提供电能,在现有挂车的基础上将三根承重桥替换为三根电驱桥,以降低改装难度,并且利用前电驱桥、中电驱桥和后电驱桥可以实现新能源挂车配合牵引车辅助驱动,以提升整车的动力性,同时还可以利用新能源挂车的前电驱桥、中电驱桥和后电驱桥实现制动能量回收以提高经济性。


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    Title :

    New energy trailer power system, control method, trailer and heavy truck


    Additional title:

    一种新能源挂车动力系统、控制方法、挂车及重卡


    Contributors:
    XU XIANJIE (author) / XI JIAJIAN (author)

    Publication date :

    2025-01-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B62D MOTOR VEHICLES , Motorfahrzeuge



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