This paper presents a new compensation method for stator voltageamplitude and DC offset, which can improve the performance of the speed sensor-less vector control of induction motor.
为了提高异步电机无速度传感器矢量控制的低速性能，提出了一种定子电压幅值和直流偏置补偿办法。
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A stepless and contactless IGBT starter for amplitudevoltageDCmotor has been manufactured.