Simulation Study on Electrical Life Breaking Capacity of 550kV SF6 Circuit Breaker - Song, Yunlei; Wang, Zhijun; Zhang, Hao; Li, Miaoxin; Liu, Yapei; Yao, Yongqi (2023 13th International Conference on Power and Energy Systems (ICPES), Power and Energy Systems (ICPES), 2023 13th International Conference on, 2023)