The invention provides a direct current charging system, a charging pile and a charging control method. The direct current charging system comprises: first to Nth power supply modules, wherein each power supply module is used for outputting direct current; first to Mth charging interfaces, wherein each charging interface is used for being connected with a vehicle to be charged; a first switch circuit, wherein the first switch circuit is connected to a connecting line between the first to Nth power supply modules and the first to Mth charging interfaces, and the first switch circuit is used for realizing series connection of any number of power supply modules; a second switch circuit, wherein the second switch circuit is connected to a connecting line between the first to Nth power supply modules and the first to Mth charging interfaces, and the second switch circuit is used for realizing parallel connection of the plurality of groups of power supply modules connected in series and realizing connection between the plurality of groups of power supply modules connected in series and the corresponding charging interfaces; and a controller, wherein the controller is respectively connected with the first switch circuit and the second switch circuit, and the controller is used for controlling the first switch circuit and the second switch circuit.

    本发明提供一种直流充电系统、充电桩和充电控制方法,直流充电系统包括:第一至第N电源模块,每个电源模块用于输出直流电;第一至第M充电接口,每个充电接口用于连接待充电车辆;第一开关电路,第一开关电路连接于第一至第N电源模块与第一至第M充电接口之间的连接线上,第一开关电路用于实现任意多个电源模块的串联;第二开关电路,第二开关电路连接于第一至第N电源模块与第一至第M充电接口之间的连接线上,第二开关电路用于实现多组串联后的电源模块的并联,并实现多组串联后的电源模块与相应充电接口的接通;控制器,控制器分别与第一开关电路和第二开关电路相连,控制器用于对第一开关电路和第二开关电路进行控制。


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    Title :

    Direct current charging system, charging pile and charging control method


    Additional title:

    直流充电系统、充电桩和充电控制方法


    Contributors:
    ZHANG YUMING (author) / XU BO (author) / SUN CHANGSHUN (author)

    Publication date :

    2021-11-02


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung




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