primary winding

This article begins from the transformer principle of work,and draws out the question——How to determine the direction of the transformer vice-side winding electric current,revolving this question,the author gives the detailed explanation,and provides the readers some correlation reference to study the transformer.

本文从变压器工作原理入手,引出问题——如何判定变压器副边绕组电流的方向,对此作者进行了详细解答,为读者学习变压器提供相关参考。