Introduce the feature and application situation of the spring soft shaft used for the big reel of wire catcher on the condition of alternating torque.
介绍大工字轮收线机上一种弹性软输在交变扭矩下的特点和应用情况。
Based on the work principle of AC motor, the article analyzes the cause and phenomenon of alternating-current motor and puts forward the method of removing shaft current.
根据交流电动机的工作原理，分析讨论其轴电流产生的原因和表象，提出了防止轴电流产生的方法。
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