分析了永磁无刷直流电机换相原理，提出了一种换相电流预测控制方法以抑制换相转矩脉动。
A commutation current prediction control scheme was proposed in brushless DC motor (BLDCM) to suppress the commutation torque ripples.
针对无刷直流电动机的转矩脉动，提出采用不同的PWM调制方式以及不同的重叠换相角减小换相电流所引起的转矩脉动。
According to torque ripple of brushless DC motor, the different PWM modulation mode and overlapping commutation method are used to minimize torque pulsation when current commutation is considered.
针对无刷直流电动机的转矩脉动，提出采用不同的PWM调制方式以及不同的重叠换相角减小换相电流所引起的转矩脉动。
According to torque ripple of brushless DC motor, the different PWM modulation mode and overlapping commutation method are used to minimize torque pulsation when current commutation is considered.
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