| 一起纵差保护跳闸开入异常分析与处理 |
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| 引用本文： | 许旵鹏,廖叔洋,王玮,王浩,张浩.一起纵差保护跳闸开入异常分析与处理[J].安徽电气工程职业技术学院学报,2021,26(1):24-29. |
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| 作者姓名： | 许旵鹏 廖叔洋 王玮 王浩 张浩 |
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| 作者单位： | 国网安徽省电力有限公司检修分公司,安徽 合肥 230000 |
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| 摘 要： | 针对一起500 kV线路故障进行分析,确定该线路分相电流差动保护跳闸位置开入异常,查出跳闸位置开入异常是由厂家配线错误导致的。本次异常处理对变电二次检修、基建验收等环节有一定的借鉴意义。
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| 关 键 词： | 线路保护 开入异常 原因分析 |
Analysis and Treatment of an Abnormal Differential Protection Tripping |
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| XU Chanpeng,LIAO Shuyang,WANG Wei,WANG Hao,ZHANG Hao.Analysis and Treatment of an Abnormal Differential Protection Tripping[J].Journal of Anhui Electrical Engineering Professional Technique College,2021,26(1):24-29. |
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| Authors: | XU Chanpeng LIAO Shuyang WANG Wei WANG Hao ZHANG Hao |
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| Affiliation: | (Maintenance Company of State Grid Anhui Electric Power Co.,Ltd.,Hefei 230000,China) |
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| Abstract: | The fault analysis of a 500 kV line has found abnormal condition with the tripping position of split-phase current differential protection,which is caused by the manufacturer′s wrong wiring.The treatment of the fault provides reference for secondary maintenance and infrastructure construction acceptance of substations. |
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| Keywords: | line protection abnormal tripping position cause analysis |
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