The invention discloses a high-voltage direct-current boost charging control method for a vehicle-mounted OBC, and the method comprises the steps: collecting an input voltage and an output current of a drive circuit, carrying out the voltage outer-loop control of the input voltage to obtain a first reference current, and carrying out the current outer-loop control of the output current to obtain a second reference current; acquiring a third reference current for current inner loop control according to the first reference current and the second reference current; performing current inner loop control on three phases of the driving circuit according to the third reference current to obtain a driving signal for controlling the on-off state of a switching tube in the driving circuit; and the controller controls the on-off state of a switching tube in the driving circuit according to the driving signal so as to be compatible with different types of charging piles. Compared with the prior art, the problems of high-power charging of the high-voltage battery and compatible charging of charging piles at home and abroad can be solved.

    本发明公开了一种车载OBC的高压直流升压充电控制方法,其包括:采集所述驱动电路的输入电压和输出电流,对所述输入电压进行电压外环控制得到第一参考电流,对所述输出电流进行电流外环控制得到第二参考电流;根据所述第一参考电流和所述第二参考电流获取用于电流内环控制的第三参考电流;根据所述第三参考电流对所述驱动电路的三相分别进行电流内环控制,得到用于控制所述驱动电路中开关管通断状态的驱动信号;所述控制器根据所述驱动信号控制所述驱动电路中开关管通断状态,以兼容不同种类的充电桩。与现有技术相比,本发明能够解决高压电池大功率充电以及国内外充电桩兼容充电的问题。


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    Titel :

    High-voltage direct-current boost charging control method of vehicle-mounted OBC


    Weitere Titelangaben:

    一种车载OBC的高压直流升压充电控制方法


    Beteiligte:
    FENG YINGYING (Autor:in) / CHEN KANGUI (Autor:in) / ZHANG CHANGSHENG (Autor:in) / AO HUA (Autor:in) / ZHENG BIWEI (Autor:in) / CHEN BINGJIE (Autor:in)

    Erscheinungsdatum :

    06.06.2023


    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 / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY



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