Method and system for controlling motor
    86.
    发明专利
    Method and system for controlling motor 有权
    控制电机的方法和系统

    公开(公告)号:JP2013106514A

    公开(公告)日:2013-05-30

    申请号:JP2012244033

    申请日:2012-11-06

    Abstract: PROBLEM TO BE SOLVED: To provide a method and system for quickly determining a good point of the voltage amplitude and the voltage phase angle to ensure as large motor torque as possible to ensure a DC bus voltage utilization rate.SOLUTION: A method for controlling a motor 10 includes obtaining via a signal unit 60 electrical signals of the motor. The electrical signals include motor torque and angular velocity. The method further includes calculating via the calculating component the voltage phase angle of a voltage vector, where command torque Tcmd, the motor torque, the angular velocity and the voltage amplitude of the voltage vector are inputs to the calculating component. The method further includes modulating via a modulator 40 the voltage phase angle and the voltage amplitude to a switching signal controlling an inverter 20. The method further includes converting via the inverter a direct current voltage to the voltage vector according to the switching signal and applying the voltage vector to the motor.

    Abstract translation: 要解决的问题:提供一种快速确定电压幅度和电压相位角的良好点的方法和系统,以确保尽可能大的电机转矩,以确保直流母线电压利用率。 解决方案:用于控制电动机10的方法包括经由信号单元60获得电动机的电信号。 电信号包括电机转矩和角速度。 该方法还包括通过计算部件计算电压矢量的电压相位角,其中指令转矩Tcmd,电动机转矩,电压矢量的角速度和电压振幅被输入到计算部件。 该方法还包括通过调制器40将电压相位角和电压振幅调制到控制逆变器20的开关信号。该方法还包括根据开关信号经逆变器将直流电压转换成电压矢量, 电压矢量到电机。 版权所有(C)2013,JPO&INPIT

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