But the problems of torque-ripple and noise affect its rapid development. Decreasing the torque-ripple and noise is one of key problems at present.
然而转矩脉动、噪声等司题影响了其快速的发展，降低转矩脉动、减小噪声是当前国际界探讨的关键问题之一。
参考来源 - 基于DSP开关磁阻电动机调速系统的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
Due to the large torque ripple of inductance motor based on direct torque control, especially at a low speed, this paper proposes a new control strategy.
针对基于直接转矩控制的感应电动机在低速运转时存在较大的转矩脉动问题，该文提出一种新的控制方法。
Due to the large torque ripple of inductance motor based on direct torque control, especially in a low speed, this paper proposes a new control strategy.
针对基于直接转矩控制的感应电动机在低速运转时存在较大的转矩脉动问题，提出一种新的控制方法。
In order to have a reliable operation, must reduce the speed fluctuation, namely must effectively restrain the load torque ripple and motor electromagnetic torque ripple of speed fluctuation bring.
为了可靠运行，必须降低转速的波动，即必须有效抑制负载转矩脉动和电机电磁转矩脉动带来的转速波动。
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