剩磁对大型电力变压器的危害及消除方法  

Harm and Elimination Method of Remanence to Large Power Transformer

作　　者：刘连升[1] 阴丽美[1] 李宁[1] 祝贺[1] 朱永超[1] 

机构地区：[1]国网衡水供电公司,河北衡水053000

出　　处：《变压器》2016年第5期56-59,共4页Transformer

摘　　要：本文作者介绍了电力变压器中剩磁产生的原理、产生途径及危害。并结合案例,根据剩磁的特点,提出了剩磁的消除方法与防范措施。The principle, creation ways and harm of power transformers in residual magnetism generated are introduced by the authors in this paper.Combined with case, according to the characteristics of remanence, the remanence elimination method and precautions are presented.

关 键 词：变压器 剩磁 磁滞现象 

分 类 号：TM406[电气工程—电器]