Ih the sixth chapter, a new method is presented because of flux and torque ripples. The simulations show the validity of the new method.
在第六章中，由于磁链观测等的原因，不可避免磁链和转矩脉动，本章提出了一种新的方法，仿真结果表明新的方法能有效的减小磁链和转矩脉动。
参考来源 - 基于DSP的交流调速系统及仿真·2,447,543篇论文数据，部分数据来源于NoteExpress
A commutation current prediction control scheme was proposed in brushless DC motor (BLDCM) to suppress the commutation torque ripples.
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。
The results indicate that the dead time effect distorts inverter output voltage and current waveform and increases torque ripples of the motor.
结果表明，死区效应引起了逆变器输出电压波形畸变，引起了电机电流波形畸变和转矩脉动。
Finally it is concluded that PWM-ON-PWM is the existing optimal PWM mode for reducing commutation torque ripples, and achieves this mode on condition of three position sensors.
最后得出对转矩脉动最优的斩波方式为PWM—ON—PWM，并在三个位置传感器的条件下运用位置预测法实现。
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