高海拔大温差地区GIS设备不同类型膨胀节失效分析  

Study on Failure of Different Types of Expansion Joints in GIS Equipment in High Altitude and Large Temperature Difference

作　　者：何喜梅 王志惠 张举志 陈文强 刘高飞 袁野 张烁 付宣蓉 陈莲君 欧阳玉洁 

机构地区：[1]国网青海省电力公司电力科学研究院,青海西宁810008 [2]国网青海省电力公司检修公司,青海西宁810000 [3]青海电研科技有限责任公司,青海西宁810016

出　　处：《青海电力》2017年第4期7-11,共5页Qinghai Electric Power

摘　　要：通过不同类型膨胀节原理介绍,从结构设计、高海拔大温差地区温度特点、膨胀节现场施工安装、滑动支撑设计及安装等方面分析高海拔大温差地区GIS设备膨胀节失效原因,为今后大温差地区GIS设备运维提供借鉴。Through the introduction of different types of expansion joint principle, the causes of failure of expansion joints of GIS equipment in high altitude and large temperature difference area are analyzed from the results of design, temperature characteristics in large temperature difference area with high altitude, on-site installation and installation of expansion joint, design and installation of sliding support, Great temperature difference area GIS equipment operation and maintenance provide reference.

关 键 词：GIS 膨胀节 失效 研究 

分 类 号：TM595[电气工程—电器]