The invention provides an electric locomotive and a power supply control system and method.The power supply control system of the electric locomotive comprises a locomotive auxiliary system and a locomotive traction system, the locomotive auxiliary system comprises a first auxiliary converter and a locomotive auxiliary load, and the locomotive auxiliary load comprises an air conditioner and/or a fan heater; the locomotive traction system comprises a traction motor and a traction converter; one end of the first auxiliary converter is electrically connected with a traction motor through a traction converter, the electric locomotive power supply control system further comprises a power storage battery, and the locomotive auxiliary system further comprises a first electric connection point and a first contactor; the other end of the first auxiliary converter is electrically connected with a first electric connection point through a normally open contact of a first contactor, and the output end of the power storage battery and the locomotive auxiliary load are both electrically connected with the first electric connection point.
本发明提供一种电力机车及其供电控制系统与方法,电力机车供电控制系统包括机车辅助系统、机车牵引系统,所述机车辅助系统包括第一辅助变流器、机车辅助负载,所述机车辅助负载包括空调和/或暖风机,所述机车牵引系统包括牵引电机、牵引变流器;所述第一辅助变流器一端通过牵引变流器与牵引电机电连接,所述电力机车供电控制系统还包括动力蓄电池,所述机车辅助系统还具有第一电连接点、第一接触器;所述第一辅助变流器另一端通过第一接触器常开触点与第一电连接点电连接,所述动力蓄电池输出端、所述机车辅助负载均与第一电连接点电连接。
Electric locomotive and power supply control system and method thereof
电力机车及其供电控制系统与方法
2024-03-22
Patent
Electronic Resource
Chinese
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