干式变压器绕组三维温度场与温升的数值分析  

Numerical Analysis of Three-Dimensional Temperature Field and Temperature Rise for Dry-Type Transformer Winding

作　　者：张奇婧 王浩名 杜振斌 景崇友 王艺霏 王建民[2] ZHANG Qi-jing;WANG Hao-ming;DU Zhen-bin;JING Chong-you;WANG Yi-fei;WANG Jian-min(State Key Laboratory of Reliability and Intelligence of Electrical Equipment,Key Laboratory of Electro-magnetic Field and Electrical Apparatus Reliability of Hebei Provinee,Hebei University of Technology,Tianjin 300130,China;Hebei Provincial Key Laboratory of Electromagnetic&Structural Performance of Power Transmission and Transformation Equipment,Baoding Tianwei Baobian Electric Co.,Ltd.,Baoding 071056,China)

机构地区：[1]河北工业大学省部共建电工装备可靠性与智能化国家重点实验室、河北省电磁场与电器可靠性重点实验室,天津300130 [2]保定天威保变电气股份有限公司河北省输变电装备电磁与结构性能重点实验室,河北保定071056

出　　处：《变压器》2021年第3期39-43,共5页Transformer

摘　　要：建立了典型干式变压器三维磁热耦合计算模型,通过数值分析得到了绕组损耗及热点温升沿圆周方向和高度方向的分布规律。A three-dimensional magneto-thermal coupling calculation model for a typical dry-type transformer is established. The distribution rules of winding loss and hot-point temperature rise along the direction of circumference and height are obtained through numerical analysis.

关 键 词：干式变压器 三维磁热耦合 平均温升 热点温升 

分 类 号：TM401[电气工程—电器]