2014年9月23日星期二

The working principle of dc motor

 To make the armature is a direction of electromagnetic acmotortrading.blogspot.com torque,the key lies in: when the coil side under the different polarity of magnetic pole,how to through the direction of the current in electric motors price the coil in a timely manner to transform,namely the so-called "reverse". This must add a device called a commutator,5kw permanent magnet generator commutator brush it can ensure each pole coil side under the direction of current is mini electric motor always a,can make electric function continuous rotation,this is the working principle of dc motor.

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