66kV干式变压器雷电冲击试验故障分析  

Analysis of Lighting Impulse Test Failure of 66kV Dry-type Transformer

作　　者：李辉 杨杰 王耀强 张明 陈伟 施璇 LI Hui;YANG Jie;WANG Yaoqiang;ZHANG Ming;CHEN Wei;SHI Xuan(HainanJapan Smart Technology Co.,Ltd.,Haikou 570216,China)

机构地区：[1]海南金盘智能科技股份有限公司,海南海口570216

出　　处：《变压器》2024年第5期65-70,共6页Transformer

摘　　要：本文中作者针对研发的一台66kV等级干式变压器雷电冲击试验过程出现的故障进行了研究,通过有限元仿真方法复现了试验故障原因,并通过仿真数据优化设计方案后,使得产品顺利通过了试验验证,证明了仿真分析的有效性及准确性。The fault occurred in the lightning impulse test of a 66kV dry-type transformer is studied.The cause of the test fault is reproduced by finite element simulation method,and the design scheme is optimized by simulation data,which made the product successfully pass the test verification,proving the effectiveness and accuracy of the simulation analysis.

关 键 词：干式变压器 电压分布 电场仿真 雷电冲击试验 

分 类 号：TM406[电气工程—电器]