Electrical Engineering  2021, Vol. 22 Issue (7): 60-64    DOI:
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Development of equipotential insulation ladder for 500kV compact double circuit transmission line live working
WANG Puzhai1, JIANG Lei2, YI Nanjian2, CHEN Weilin1, GUO Hao3,4,5
1. State Grid Hu’nan Electric Power Construction Co., Ltd, Changsha 410100;
2. State Grid Hu’nan Electric Power Co., Ltd, Changsha 410100;
3. State Grid Hu’nan Transmission & Maintenance Company, Hengyang, Hu’nan 421000;
4. Intelligent Live Working Technology and Equipment Key Laboratory of Hu’nan Province (2016TP1025), Changsha 410100;
5. Live Inspection and Intelligent Operation Technolgoy State Grid orporation Laboratory, Changsha 410100

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