The invention discloses a straight-through discharge control circuit, a vehicle driving module and an automobile, and relates to the technical field of vehicle driving. The vehicle driving module comprises a bus capacitor and a three-phase inversion module which are electrically connected in sequence, the straight-through discharging control circuit comprises a first driving module, a second driving module, a low-voltage power supply module, a high-voltage power supply module and a voltage adjusting module, and the output end of the first driving module is electrically connected with a three-phase upper bridge arm switching circuit of the three-phase inversion module; the output end of the second driving module is electrically connected with a three-phase lower bridge arm switching circuit of the three-phase inversion module, one of the driving power supply input end of the first driving module and the driving power supply input end of the second driving module is connected with the output end of the low-voltage power supply module, and the other one is electrically connected with the high-voltage power supply module; the input end of the voltage adjusting module is connected with the output end of the high-voltage power supply module, and the output end of the voltage adjusting module is connected with the output end of the low-voltage power supply module. The working reliability of the vehicle driving module is improved.

    本发明公开一种直通放电控制电路、车辆驱动模块和汽车,涉及车辆驱动技术领域。车辆驱动模块包括依次电连接的母线电容和三相逆变模块,直通放电控制电路包括第一驱动模块、第二驱动模块、低压电源模块、高压电源模块和电压调整模块,第一驱动模块的输出端与三相逆变模块的三相上桥臂开关电路电连接,第二驱动模块的输出端与三相逆变模块的三相下桥臂开关电路电连接,第一驱动模块的驱动电源输入端和第二驱动模块的驱动电源输入端二者之一与低压电源模块的输出端连接,另一者与高压电源模块电连接,电压调整模块的输入端与高压电源模块的输出端连接,电压调整模块的输出端与低压电源模块的输出端连接。本发明提高了车辆驱动模块工作的可靠性。


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    Title :

    Straight-through discharge control circuit, vehicle driving module and automobile


    Additional title:

    直通放电控制电路、车辆驱动模块和汽车


    Contributors:
    LI HUANPING (author) / ZHENG WEI (author) / ZHANG PENGZHEN (author)

    Publication date :

    2023-04-04


    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



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