| 500 kV斗山变改造中二次部分遇到的问题及解决方法 |
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| 引用本文： | 鲍有理,吕峰,奚雪峰.500 kV斗山变改造中二次部分遇到的问题及解决方法[J].华东电力,2007,35(8):26-28. |
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| 作者姓名： | 鲍有理 吕峰 奚雪峰 |
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| 作者单位： | 无锡供电公司,江苏,无锡,214061 |
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| 摘 要： | 对在500 kV斗山变改造过程中出现的直流控制回路、交流回路的异常作了阐述,提出了解决方案和防范措施.还对重点部分入差动保护用的TA三侧极性试验作了说明,结论正确.
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| 关 键 词： | 改造顺序 回路正确性验证 TA极性验证 危险源点分析 |
| 文章编号： | 1001-9529(2007)08-0026-03 |
| 修稿时间： | 2007年8月7日 |
Problems encountered in retrofit of secondary system of 500 kV Doushan Substation and relevant solutions |
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| BAO You-li,LU Feng,XI Xue-feng.Problems encountered in retrofit of secondary system of 500 kV Doushan Substation and relevant solutions[J].East China Electric Power,2007,35(8):26-28. |
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| Authors: | BAO You-li LU Feng XI Xue-feng |
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| Abstract: | The abnormal phenomena of the DC control circuit and the AC circuit during retrofit process of 500 kV Doushan Substation are illuminated,and solutions and countermeasures are proposed.The three-side polarity test of TA used for connection with the differential protection is also analyzed. |
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| Keywords: | retrofit order circuit correction validation TA polarity test hazard point analysis |
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