振荡操作冲击电压下变压器匝绝缘放电特性研究  

Research on Transformer Turn Insulation Discharge Characteristics Under Oscillating Switching Impulse Voltage

作　　者：靳宇晖 杨贤 马志钦 蔡玲珑 王贵娟 周亮 JIN Yu-hui;YANG Xian;MA Zhi-qin;CAI Ling-long;WANG Gui-juan;ZHOU Liang(Electric Power Research Institute of Guangdong Power Grid Co.,Ltd.,Guangzhou 510080,China;Guangdong Key Laboratory of Electric Power Equipment Reliability,Guangzhou 510080,China;TBEA Co.,Ltd.,Hengyang 421007,China)

机构地区：[1]广东电网有限责任公司电力科学研究院,广东广州510080 [2]广东省电力装备可靠性企业重点实验室,广东广州510080 [3]特变电工衡阳变压器有限公司,湖南衡阳421007

出　　处：《变压器》2021年第5期62-66,共5页Transformer

基　　金：中国南方电网有限责任公司科技项目(GDKJXM20172901)。

摘　　要：本文中作者为研究振荡操作冲击电压下变压器匝绝缘放电特性,设计了匝绝缘等比例真型模型,搭建了匝绝缘击穿和局放试验平台,研究了匝绝缘在振荡操作冲击和双指数操作冲击电压下的击穿特性和局放特性。In order to study the discharge characteristics of transformer turn insulation under oscillating switching impulse voltage, an equal scale model of turn insulation is designed, and the test platform of turn insulation breakdown and partial discharge is built.The breakdown and partial discharge characteristics of turn insulation under oscillation switching impulse and double exponential switching impulse voltage are studied.

关 键 词：变压器 击穿 匝绝缘 局部放电 

分 类 号：TM406[电气工程—电器]