The invention discloses a vehicle main loop and a vehicle, and relates to the field of vehicle power supply, an input end of a power pack is connected with a contact power grid, an output end of the power pack is connected with a direct current bus of the vehicle, and the power pack is used for rectifying alternating current of the contact power grid and outputting the alternating current to the direct current bus after voltage reduction; the input end of the traction inverter is connected with the direct-current bus, and the output end of the traction inverter is connected with a traction motor of the vehicle and used for supplying power to the traction motor; the input end of the auxiliary inverter is connected with the direct current bus, the output end of the auxiliary inverter is connected with other equipment of the vehicle and used for supplying power to the other equipment, and the other equipment comprises an air conditioner and a ventilator. The power pack is used for rectification and voltage reduction, the traction inverter and the auxiliary inverter are used for inversion, large equipment is divided into a plurality of small equipment with different functions, a compartment where the traction inverter is located is a power compartment, the power pack, the traction inverter and the auxiliary inverter are arranged on the compartment according to actual requirements, and expansion of the power drag ratio is achieved.

    本发明公开了一种车辆主回路及车辆,涉及车辆供电领域,动力包的输入端与接触电网连接,动力包的输出端与车辆的直流母线连接,用于将接触电网的交流电整流并降压后输出至直流母线;牵引逆变器的输入端与直流母线连接,牵引逆变器的输出端与车辆的牵引电机连接,用于为牵引电机供电;辅助逆变器的输入端与直流母线连接,辅助逆变器的输出端与车辆的其他设备连接,用于为其他设备供电,其他设备包括空调及通风机。由动力包进行整流和降压,牵引逆变器及辅助逆变器进行逆变,将较大的设备拆分为多个功能不同的小设备,牵引逆变器所在的车厢为动力车厢,根据实际需求在车厢上设置动力包、牵引逆变器及辅助逆变器,实现动拖比的拓展。


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    Title :

    Vehicle main loop and vehicle


    Additional title:

    一种车辆主回路及车辆


    Contributors:
    LIU JIANCHENG (author) / JIAO JINGHAI (author) / LIU YAYUN (author) / YU YONG (author) / ZHANG BAOQIANG (author)

    Publication date :

    2023-11-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern / H05K PRINTED CIRCUITS , Gedruckte Schaltungen




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