The invention discloses a motor control device and an electric two-wheeled vehicle, the motor control device comprises a DC/DC conversion circuit, a DC/AC conversion circuit, a sampling circuit and a control circuit, the DC/DC conversion circuit is connected with a battery system and is used for converting a DC low voltage output by the battery system into a DC high voltage; the DC/AC conversion circuit is connected with the DC/DC conversion circuit and is used for converting the direct-current high voltage output by the DC/DC conversion circuit into alternating-current high voltage required by a driving motor; the control circuit is connected with the sampling circuit, the DC/AC conversion circuit and the DC/DC conversion circuit, and is used for controlling the operation of the DC/AC conversion circuit and the DC/DC conversion circuit according to the sampling signal of the sampling circuit. The working efficiency and the power density of the electric drive system can be improved under the conditions that the working current of the electric drive system is reduced, the size of the driving motor is reduced, and the flux weakening depth of the motor is reduced to the maximum extent.

    本申请公开了一种电机控制装置及电动两轮车,电机控制装置包括DC/DC变换电路、DC/AC变换电路、采样电路和控制电路,DC/DC变换电路与电池系统连接,用于将电池系统输出的直流低电压转换为直流高电压;DC/AC变换电路与DC/DC变换电路连接,用于将DC/DC变换电路输出的直流高电压转换为驱动电机所需的交流高电压;控制电路与采样电路、DC/AC变换电路及DC/DC变换电路分别连接,用于根据采样电路的采样信号控制DC/AC变换电路及DC/DC变换电路的工作。本申请能够在降低电驱系统的工作电流、减小驱动电机的体积、且最大程度降低电机的弱磁深度的情况下提高电驱系统的工作效率及功率密度。


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    Title :

    Motor control device and electric two-wheeled vehicle


    Additional title:

    电机控制装置及电动两轮车


    Contributors:
    HE XIONG (author) / SONG JINGYU (author)

    Publication date :

    2023-10-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / 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 / 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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