The invention discloses a motor controller of the electric automobile. The motor controller comprises a main box body, an upper shell, an upper cover plate and a controller circuit, wherein a bottom plate of the main box body comprises a heat dissipation water channel, and the heat dissipation water channel comprises a water inlet and a water outlet; the controller circuit comprises a heating power device, and the edge of the bottom of the main box body comprises a receiving disc for fixing the lower shell; the radiating water channel comprises an upper water channel, a lower water channel and a water return channel; the sewer is arranged below the upper water channel, the top of the upper water channel comprises a window, and an upper cover plate serving as a heating power device radiator seals the window of the upper water channel; the inlet of the upper water channel is communicated with the sewer, and the outlet of the upper water channel is communicated with the water return channel. According to the motor controller, the DC/DC module is convenient to integrate, and the heat dissipation effect of the DC/DC module heating power device is good.

    本发明公开了一种电动汽车的电机控制器,包括主箱体、上壳体、上盖板和控制器电路,主箱体的底板包括散热水道,散热水道包括进水口和出水口;控制器电路包括发热功率器件,主箱体底部的边缘包括固定下壳体的接盘;散热水道包括上水道、下水道和回水道;下水道布置在上水道的下方,上水道的顶部包括窗口,作为发热功率器件散热器的上盖板封闭上水道的窗口;下水道接进水口,回水道接出水口,上水道的入口与下水道连通,出口与回水道连通。本发明便于集成DC/DC模块,DC/DC模块发热功率器件的散热效果好。


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    Title :

    Motor controller of electric automobile


    Additional title:

    一种电动汽车的电机控制器


    Contributors:
    ZHANG DAQIAN (author) / LI HAO (author)

    Publication date :

    2021-04-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen / H05K PRINTED CIRCUITS , Gedruckte Schaltungen



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