500kV断路器跳闸原因分析及处理措施 |
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引用本文: | 黄国平,高冠群,任刚,龙福海,李甲骏. 500kV断路器跳闸原因分析及处理措施[J]. 河北电力技术, 2011, 30(Z1): 29-31 |
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作者姓名: | 黄国平 高冠群 任刚 龙福海 李甲骏 |
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作者单位: | 河北张河湾蓄能发电有限责任公司,石家庄,050300 |
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摘 要: | 针对河北张河湾蓄能发电有限责任公司在主变压器充电时500 kV断路器跳闸故障的情况,分析认为励磁变压器差动保护产生励磁涌流是导致断路器跳闸的原因,并介绍采取的处理措施.
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关 键 词: | 500 kV断路器 跳闸 励磁涌流 差动保护动作 |
Analysis and Solution Measures of 500 kV Circuit Breaker Tripping |
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Abstract: | This paper describes the trip trouble of the 500kV circuit breaker occurred excitation transformer while charging main transformers during the commissioning period of Hebei Zhanghewan Storage Power Co.Ltd.,and makes an analysis of the possible failure causes and proposes solutions so as to improve the reliability of the protection devices of the power station. |
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Keywords: | 500 kV circuit breaker tripping magnetizing inrush differential protection actuating |
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