A charging pile system comprising a system input bus, charging pile circuit groups, a controller, a power allocation unit, and charging terminals. The power allocation unit comprises a first switch group, a second switch group, and a third switch group. The first switch group comprises first switching devices, the second switch group comprises second switching devices, and the third switch group comprises third switching devices. The first switching devices are coupled to respective output ends of the charging pile circuit groups so as to configure at least two idle charging pile circuit groups to be coupled either in series or in parallel to provide a first output. Each of the second switch group and the third switch group is configured to couple an input end of any of the charging terminals in series or in parallel to provide a second output to the charging pile circuit groups.


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    Title :

    Charging pile system with a plurality of charging piles switchable in series and parallel


    Contributors:
    GE JING (author) / WANG XINGJIE (author) / LIN YONGJIN (author)

    Publication date :

    2021-02-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    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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