油浸自冷式变压器绕组热点温升的计算与分析  

Calculation and Analysis of Temperature Rise at Hot Spot of Winding in Oil-Immersed Self-Cooling Transformer

作　　者：张喜乐[1,2] 王慧娟[2] 王建民[1] 赵银汉[1] 杜振斌 丛冰杰 

机构地区：[1]保定天威保变电气股份有限公司,河北保定071056 [2]河北工业大学电气工程学院,天津300130

出　　处：《变压器》2016年第9期17-21,共5页Transformer

摘　　要：介绍了油浸自冷式变压器绕组热点温升计算的原理,对绕组热点系数的意义及取值范围进行了探讨,在此基础上对绕组热点温升进行了计算与分析。The principle of hot spot temperature rise of winding in oil-immersed self- cooling transformer is introduced. The significance and the value range of the hot spot factor for winding are discussed. On this basis, the winding hot spot temperature rise is calculated and analyzed.

关 键 词：油浸自冷式变压器 绕组 温升 

分 类 号：TM411[电气工程—电器]