The invention provides a vehicle-mounted charging and discharging device. The vehicle-mounted charging and discharging device comprises an alternating current-direct current converter, a direct current converter, a first switch module and a second switch module; the alternating current-direct current converter is connected in series with the direct current converter, an AC end of the alternating current-direct current converter is connected with an AC charging port, and a DC end of the alternating current-direct current converter is connected with a first end of the first switch module. One end of the direct current converter is connected with the first end of the first switch module, and the other end is connected with the second end of the second switch module and a battery pack. The second end of the first switch module is connected with the direct current charging port. The first end of the second switch module is connected with the direct current charging port. According to the vehicle-mounted charging and discharging device, the new energy vehicle with the vehicle-mounted charging and discharging device can be suitable for the charging pile with the highest voltage of 500v, 750v and even 1000v, and then the market competitiveness of the new energy vehicle is enhanced.

    本申请提供了一种车载充放电装置,包括:交流直流转换器、直流转换器、第一开关模块和第二开关模块。交流直流转换器与直流转换器串联连接,交流直流转换器的交流端与交流充电口连接,交流直流转换器的直流端与第一开关模块的第一端连接。直流转换器的一端与第一开关模块的第一端连接,另一端分别与第二开关模块的第二端和电池包连接。第一开关模块的第二端与直流充电口连接。第二开关模块的第一端与直流充电口连接。本申请实施例中的车载充放电装置使得具有给装置的新能源汽车能够适用于最高电压500v、750v,甚至是1000v的充电桩,进而增强新能源汽车的市场竞争力。


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    Title :

    Vehicle-mounted charging and discharging device, charging and discharging method, intelligent vehicle and readable storage medium


    Additional title:

    车载充放电装置及充放电方法、智能汽车和可读存储介质


    Contributors:
    ZHOU JIYUN (author) / PANG JUNKANG (author) / LI XINGCHAO (author)

    Publication date :

    2021-11-23


    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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