【摘要】 三相变压器连接组标号的确定在实际工作和教学过程中,经常遇到.有时参考方向不明确,也较繁,掌握和理解起来有困难,容易出错.本文根据几年的教学实践,从特殊到一般,由浅入深,对三相变压器连接组标号的确定进行了归纳、总结,得出规律.实践证明,效果较好.更多还原

【Abstract】 It is freguently meet to determine the connection group symbols of three -phase transformers in work and teaching. Sometimes, reference directions are uncertain and complicated. So they are difficult to be understood and mistakes are easy to be made. This paper sumes up the writer’ s teaching experiences of many years and proposes a new determining laws . It is practically proved that their effect is better.更多还原