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The Fault Analysis of the Breakdown of the Circuit Breaker
Author(s): WANG Yong, WANG Jin
Pages: 87-
88,91
Year: 2013
Issue:
6
Journal: Electric Switcher
Keyword: 并联电容器; 无功功率; 断路器; 过电压;
Abstract: 并联电容器是电网运行中重要设备,它给电网注入无功功率,保证电压的稳定.为提高电网功率因数,快速的改善电压质量,电容器的自动投切控制器可以根据电网及时功率因素来决定投切电容器,但是快速频繁投切电容器会造成断路器的断口电压过高,击穿断路器的绝缘,引起接地短路,通过分析一次断路器接地事故,对今后的变电站工作具有指导作用.
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