液浸式变压器绕组热点温升估算方法Q系数定义探讨  

Discussion on definition of Q Coefficient of Hot-spot Temperature Rise Estimation Method for Liquid-immersed Transformer Windings

作　　者：王元凯 贾贺强 全宏莲 鄢中权 蒋文彬 WANG Yuan-kai;JIA He-qiang;QUAN Hong-lian;YAN Zhong-quan;JIANG Wenbin(TBEA Hengyang Transformer Co.,Ltd.,Hengyang 421007,China;TBEA Electric Co.,Ltd.,Changji 831100,China)

机构地区：[1]特变电工衡阳变压器有限公司,湖南衡阳421007 [2]特变电工股份有限公司,新疆昌吉831100

出　　处：《变压器》2023年第9期24-27,共4页Transformer

摘　　要：了解IEC60076-2:2011和GB 1094.2-2013液浸式变压器的温升中附录绕组热点温升估算方法 Q系数的定义,并详细介绍了绕组损耗的组成及计算公式,通过仿真计算进行验证,提出对Q系数定义的探讨。The definition of Q coefficient of the appendix winding hot-spot temperature rise estimation method in the temperature rise of IEC60076-2:2011 and GB 1094.2-2013 liquid immersed transformer is understood,and the composition and calculation formula of winding loss are introduced in detail,verified by simulation calculation,and the dis-cussion on the definition of Q coefficient is proposed.

关 键 词：绕组热点 估算方法 Q系数 

分 类 号：TM411[电气工程—电器]