The invention discloses a DC charger power and channel expansion module, a charging control system and a charging control method, the expansion module comprises 2n input joints and n output joints, and the anodes of the input joints and the anodes of the output joints are electrically connected and are connected with a DC contactor; and the input joint cathode and the output joint cathode are electrically connected and are connected with a direct current contactor. The charging control system comprises a charging master controller, at least one charging mechanism and at least one capacity expansion module, one charging mechanism is electrically connected with one or two capacity expansion modules, all the capacity expansion modules are in communication connection to form a tree topology structure, and one capacity expansion module is in communication connection with the charging master controller. The capacity expansion module is added in the charging control system according to the method, the problems of power capacity expansion and channel capacity expansion of the direct-current charger can be effectively solved, the capacity expansion module is simple in design principle and low in system assembly difficulty, and an electrical interlocking circuit is arranged in the capacity expansion module, so that the safety coefficient of equipment is increased, and power distributionis more intelligent and reliable.
本发明公开了直流充电机功率和通道的扩容模块、充电控制系统及方法,扩容模块包括2n个输入接头和n个输出接头,输入接头正极和输出接头正极之间电性连接且连接有直流接触器,输入接头负极和输出接头负极之间电性连接且连接有直流接触器。充电控制系统,包括充电主控、至少一个充电机构和至少一个扩容模块,一个充电机构与一个或两个扩容模块电性连接,所有扩容模块通信连接呈树形拓扑结构,其中一个扩容模块与充电主控通信连接。在充电控制系统中按照方法增加扩容模块,可以有效解决直流充电机功率扩容和通道扩容的难题,且扩容模块设计原理简单,系统装配难度不高,扩容模块中设置有电气互锁电路,增加设备的安全系数,使功率分配更加智能可靠。
Capacity expansion module for power and channel of direct-current charger, and charging control system and method
直流充电机功率和通道的扩容模块、充电控制系统及方法
2021-01-08
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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