500kV繁昌变电站5033断路器相间合闸不同期缺陷的发现和处理

The found and dealt with the defaults of non-synchronous closing in phase-to-phase for 5033 circuit breaker at 500 kV Fanchang station

文中叙述了华东电网公司及其下属单位通过认真开展500kV输变电工程的系统调试工作,发现500 kV繁昌变电站5033断路器存在相间合闸不同期的缺陷。技术人员结合该设备结构特点对录波获得的波形图进行分析,确定了缺陷原因,相关单位通力配合消除了上述缺陷。

This text described the East China Power Grid Company and its subordinate companies through carried out the commissioning of 500 kV transmission system project, found Fanchang 500 kV substation 5033 circuit breaker has non-synchronous closing in phase-to-phase defaults. Technical staff analyzed the recorded waveform with the equipment structural characteristics of wave to determine the reasons for the defaults. The related units eliminates wholeheartedly with the above defaults.