The embodiment of the invention discloses a driving circuit and a motor controller. The driving circuit comprises an active short-circuit control module, an output prohibition control module and a power amplification module, wherein the active short-circuit control module comprises a first switch unit, and the first end of the first switch unit is electrically connected with a first power supply;the output prohibition control module comprises a second switch unit, and the first end of the second switch unit is electrically connected with the pulse signal input end of the driving circuit; thecontrol end of the second switch unit and the control end of the first switch unit are electrically connected with the active short-circuit signal input end of the driving circuit; the second end of the second switch unit and the second end of the first switch unit are electrically connected with the input end of the power amplification module; and the output end of the power amplification moduleis electrically connected with the driving signal output end of the driving circuit. According to the technical scheme provided by the embodiment of the invention, the motor can enter an active short-circuit state from a normal state.

    本发明实施例公开了一种驱动电路及电机控制器。其中,该驱动电路包括主动短路控制模块、输出禁止控制模块和功率放大模块,其中,主动短路控制模块包括第一开关单元,第一开关单元的第一端与第一电源电连接;输出禁止控制模块包括第二开关单元,其中,第二开关单元的第一端与驱动电路的脉冲信号输入端电连接;第二开关单元的控制端,以及第一开关单元的控制端,均与驱动电路的主动短路信号输入端电连接;第二开关单元的第二端,以及第一开关单元的第二端,均与功率放大模块的输入端电连接;功率放大模块的输出端与驱动电路的驱动信号输出端电连接。本发明实施例提供的技术方案可以实现电机由正常状态进入主动短路状态。


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    Titel :

    Driving circuit and motor controller


    Weitere Titelangaben:

    一种驱动电路及电机控制器


    Beteiligte:
    ZHI WANHU (Autor:in) / QI HUAMING (Autor:in) / WANG MIAN (Autor:in) / HE WEIFENG (Autor:in) / ZHANG WEIXUN (Autor:in)

    Erscheinungsdatum :

    2020-09-08


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    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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