The invention discloses a power control system for a charging pile. The system comprises an input unit, a power conversion unit, an output unit, a current setting unit, an oscillation control unit, amain control unit and a protection unit, wherein the input unit comprises an input interface, an EMI filter circuit and a rectification filter circuit which are connected in sequence, the rectification filter circuit is connected with the power conversion unit, the power conversion unit comprises a first conversion circuit and a second conversion circuit, the first conversion circuit and the second conversion circuit are in induction connection with the output unit and the oscillation control unit through a transformer respectively, the current setting unit is respectively connected with the output unit and the main control unit, and the protection unit comprises an overvoltage protection unit, an overcurrent protection unit, a first over-temperature protection unit, a second over-temperature protection unit and a communication connector. The system has overvoltage, overcurrent and over-temperature protection functions, and can better protect the power module.

    本发明公开了一种用于充电桩的功率控制系统,包括:输入单元、功率变换单元、输出单元、电流设定单元、震荡控制单元、主控单元和保护单元,其中所述输入单元包括依次连接的输入接口、EMI滤波电路和整流滤波电路,所述整流滤波电路与所述功率变换单元连接;所述功率变换单元包括第一变换电路和第二变换电路,其中所述第一变换电路和所述第二变换电路均分别与所述输出单元和所述震荡控制单元通过变压器感应连接;所述电流设定单元分别与所述输出单元和所述主控单元连接;所述保护单元包括过压保护单元、过流保护单元、第一过温保护单元、第二过温保护单元、通讯连接器。本发明具有过压、过流、过温保护功能,能更好的保护功率模块。


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    Titel :

    Power control system for charging pile


    Weitere Titelangaben:

    一种用于充电桩的功率控制系统


    Beteiligte:
    ZHANG JIANHUA (Autor:in) / BU ZHENGLONG (Autor:in)

    Erscheinungsdatum :

    28.07.2020


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen / 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



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