The embodiment of the invention provides a vehicle-mounted power supply system, a vehicle and a charging and discharging control method. The vehicle-mounted power supply system comprises N+1 nodes; an alternating current charging port which comprises a neutral line connector and N-phase alternating current connectors, the neutral line connector is electrically connected with one node, and the N-phase alternating current connectors are electrically connected with the N nodes in a one-to-one correspondence mode; a bidirectional AC/DC converter which comprises N+1 AC terminals and a DC terminal; a battery pack which is electrically connected with the direct current terminal; a switch module which comprises a switch device of an alternating current charging end and switch devices of N generator ends; and a generator interface which comprises N generator joints. According to the system of the invention, a range extending mode and a charging gun mode can be realized, the power density is improved, the weight of the device is reduced, the occupied space is reduced, the arrangement of the system is easier, the bidirectional AC/DC converter is multiplexed, and the cost is reduced.
本申请实施例提供了一种车载电源系统、车辆及充放电的控制方法。该车载电源系统包括:N+1个节点;交流充电口,包括中性线接头和N相交流电接头,中性线接头与1个节点电连接,N相交流电接头与N个节点一一对应地电连接;双向交直流转换器,包括N+1个交流端子、以及直流端子;电池包,电池包与直流端子电连接;开关模块,包括交流充电端的开关器件和N个发电机端的开关器件;发电机接口,包括N个发电机接头。本申请实施例可以实现增程模式和充电枪模式,具有提高了功率密度、降低了装置重量、减少了占用空间以及系统的布置更容易的优点,且复用双向交直流转换器,降低了成本。
Vehicle-mounted power supply system, vehicle, and charging and discharging control method
车载电源系统、车辆及充放电的控制方法
2021-11-09
Patent
Electronic Resource
Chinese
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