750kV同塔双回紧凑型线路带电作业技术试验分析  

Experimental Analysis of Live Working on 750 kV Compact Double Circuits Transmission Line on the Same Tower

作　　者：肖宾[1] 王力农[1] 刘凯[1] 刘庭[1] 胡建勋[1] 蔡剑峰[2] 苏战涛[3] 

机构地区：[1]国网电力科学研究院,武汉430074 [2]无锡供电公司,无锡214000 [3]国电南瑞科技股份有限公司,南京210061

出　　处：《高电压技术》2010年第11期2863-2868,共6页High Voltage Engineering

基　　金：国家电网公司科技项目(SGKJ[2007]1078-1)~~

摘　　要：为给线路带电作业开展提供技术支持,并为其他线路带电作业提供参考,提高我国超特高压输电线路运行检修技术水平,结合西北电网"安西-酒泉-金昌-永登"工程实际,通过1:1模拟塔窗试验,确定了750 kV同塔双回紧凑型输电线路不同海拔高度下各种典型作业位置的带电作业最小安全距离和最小组合间隙,并进行了一回带电一回停电在停电回路作业方式及加装保护间隙的作业方式研究。研究成果论证了750 kV同塔双回紧凑型输电线路带电作业的安全性和可行性,为线路塔头间隙尺寸设计和带电作业工作开展提供技术支持。According to the practice of anxi-jiuquan-jinchang-yongdeng project,the safety distance and complex gap of live working on 750 kV AC compact transmission line at different altitudes of were determined through the test research at 1：1 ratio simulated tower.And the method of live working in dead line and mode of live working with protective gap was also researched.The research results prove the safety and feasibility of live working on 750 kV AC compact transmission line,and can provide the technical support for carrying out live working and designing tower.

关 键 词：750kV 带电作业 同塔双回紧凑型 安全距离 组合间隙 保护间隙 

分 类 号：TM84[电气工程—高电压与绝缘技术]