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Live-line Replacement Method of Long Rod Porcelain Insulator in Strain Tower of ± 800 kV DC Transmission line
Author(s): 
Pages: 53-56
Year: Issue:  1
Journal: Guangxi Electric Power

Keyword:  ±800 kV直流输电线路耐张塔长棒形瓷绝缘子更换带电作业工器具研制;
Abstract: 为了提高线路的运行可靠性,对带电更换±800 kV直流输电线路耐张塔长棒形瓷绝缘子的方法进行探讨.提出带电更换耐张塔长棒形瓷绝缘子的作业方法,并对作业方法的安全性进行全面分析、验证.对承力工具受力进行计算分析后,研制出整套作业工器具.现场实践证明,提出的作业方法及研制的工器具安全可靠、操作便捷,成功实现了带电更换±800 kV普侨直流输电线路耐张塔长棒形瓷绝缘子,对提高特高压直流带电检修技术及提升电网可靠率具有重要的意义.
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