| 500kV断路器本体三相不一致保护误动作分析 |
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| 引用本文： | 黄学卫,董玉玲,董灿彬.500kV断路器本体三相不一致保护误动作分析[J].防灾减灾工程学报,2013(4):32-34. |
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| 作者姓名： | 黄学卫 董玉玲 董灿彬 |
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| 作者单位： | 镇江船艇学院, 江苏 镇江 212003;江苏镇江发电有限公司, 江苏 镇江 212114;国电荥阳煤电一体化有限公司, 河南 郑州 450100 |
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| 摘 要： | 针对一起500 kV断路器本体三相不一致保护运行过程中的误动故障,分析了其误动原因,指出了存在的设计缺陷,并提出了改进方案。应用结果表明:该方案成本低廉、简单易行,消除了由于缺陷而产生的误动隐患,大大提高了断路器本体三相不一致保护的安全性和可靠性。
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| 关 键 词： | 500 kV断路器 三相不一致保护 误动 |
Analysis on the three-phase inconsistent protection miss movement for 500 kV circuit breaker body |
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| HUANG Xuewei,DONG Yuling,DONG Canbin.Analysis on the three-phase inconsistent protection miss movement for 500 kV circuit breaker body[J].Journal of Disaster Prevent and Mitigation Eng,2013(4):32-34. |
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| Authors: | HUANG Xuewei DONG Yuling DONG Canbin |
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| Institution: | Zhenjiang Watercraft Colledge, zhenjiang Jiangsu 212003 , China;Zhenjiang Power Generation Co., Ltd., zhenjiang Jiangsu 212114 , China; Xingyang Coal-Electricity Integration Co., Ltd.of State Power Group,zhengzhou Henan 450100 , China |
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| Abstract: | Aiming at the miss movement of three-phase inconsistent protection device in operationof 500 kV breaker body, analyzes the causation of its miss movement, finds out existent design bug,brings forward improvement scheme. The application result shows that the scheme is economical, sim?ple and easy, eliminates the hidden trouble of miss movement due to the bug, advances the safety andreliability of three-phase inconsistent protection of breaker body. |
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