The invention discloses a power control system and method for an electric wheel dumper. The power control system comprises a first converter, wherein the input end of the first converter is electrically connected with external electric energy conversion equipment; the first input end of the second converter is connected to the first output end of the first converter, and the second input end is connected to the second output end of the first converter; the first input end of the third converter is electrically connected with the positive electrode of an external power supply, the first output end is electrically connected with a first bus between the first output end of the first converter and the first input end of the second converter, and the second input end is electrically connected with the negative electrode of the external power supply. The second output end is electrically connected to a second bus connecting the second output end of the first converter and the second input end of the second converter; one end of the brake resistor is connected to a connecting bus of the second output end of the first converter and the second input end of the second converter, the other end of the brake resistor is connected to the second converter, and the energy recovery and utilization efficiency of the electric wheel dumper can be improved through the system.

    本发明公开了一种电动轮自卸车动力控制系统及方法,包括第一转换器的输入端与外部电能转换设备电连接;第二转换器的第一输入端连接于第一转换器的第一输出端,第二输入端连接于第一转换器的第二输出端;第三转换器的第一输入端电连接与外部电源的正极,第一输出端电连接于连接第一转换器第一输出端和第二转换器第一输入端之间的第一母线上,第二输入端电连接于外部电源的负极,第二输出端电连接于连接第一转换器第二输出端和第二转换器第二输入端的第二母线上;制动电阻的一端连接于第一转换器第二输出端和第二转换器第二输入端的连接母线上,另一端连接于第二转换器上,通过上述系统能够提高电动轮自卸车的能量回收及利用效率。


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    Title :

    Power control system and method for electric wheel dump truck


    Additional title:

    一种电动轮自卸车动力控制系统及方法


    Contributors:
    JIA ZEYI (author) / FAN XIBIN (author) / LEI ZHENGJIE (author) / YANG ZHE (author) / YUE HAIFENG (author) / GUO YUNFEI (author) / HOU YACHEN (author)

    Publication date :

    2023-11-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen



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