The invention provides a converter circuit and converter system applied to an electric vehicle charging pile, the converter circuit comprises a transformer, a diode rectification circuit and a chopper circuit which are connected in sequence, the input end of the transformer is used for inputting a three-phase AC voltage, and the output end of the transformer is connected with the input end of the diode rectification circuit; the output end of the diode rectifying circuit is used for outputting a first direct-current voltage, the input end of the chopper circuit is connected with the output end of the diode rectifying circuit, the output end of the chopper circuit is used for outputting an adjustable direct-current voltage for supplying power to the electric vehicle, and the transformer is a secondary winding transformer. By adopting the converter circuit, the number of components is greatly reduced, and the output direct-current voltage can be adjusted as required so as to adapt to electric automobiles with different power supply requirements.

    本发明提出一种应用于电动汽车充电桩的变流电路及变流系统,其中该变流电路包括依次相连接的变压器、二极管整流电路和斩波电路,变压器的输入端用于输入三相交流电压,变压器的输出端与二极管整流电路的输入端相连接,二极管整流电路的输出端用于输出第一直流电压,斩波电路的输入端与二极管整流电路的输出端相连接,斩波电路的输出端用于输出为电动汽车供电的可调直流电压,其中变压器为二次绕组变压器。采用该种变流电路,大大减少了元器件个数,且输出的直流电压可根据需要进行调节,以适配不同供电需求的电动汽车。


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    Converter circuit and converter system applied to electric vehicle charging pile


    Weitere Titelangaben:

    一种应用于电动汽车充电桩的变流电路及变流系统


    Beteiligte:
    WANG JUNMAI (Autor:in)

    Erscheinungsdatum :

    2023-07-18


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

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



    Electric vehicle charging pile rectification circuit based on multi-pulse converter

    WANG YINGQIU / ZHAO LIANG / ZHANG JIAN et al. | Europäisches Patentamt | 2022

    Freier Zugriff

    Direct-current converter for electric vehicle charging pile

    WU GANG / XUE LI / LIANG RUIZHI et al. | Europäisches Patentamt | 2021

    Freier Zugriff

    Control method of direct-current converter for electric vehicle charging pile

    XUE LI / WU GANG / LIANG RUIZHI et al. | Europäisches Patentamt | 2021

    Freier Zugriff

    Charging converter for electric vehicle

    FANG LIQUN | Europäisches Patentamt | 2023

    Freier Zugriff

    DC-DC ELECTRIC VEHICLE CHARGING SYSTEM APPLIED DUAL DC-DC CONVERTER

    KIM YOUNG IL | Europäisches Patentamt | 2023

    Freier Zugriff