| 220kV变电站主变压器重瓦斯保护动作事故分析 |
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| 引用本文： | 罗贤举. 220kV变电站主变压器重瓦斯保护动作事故分析[J]. 四川电力技术, 2011, 34(1): 77-79 |
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| 作者姓名： | 罗贤举 |
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| 作者单位： | 玉林供电局,广西,玉林,537000 |
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| 摘 要： | 针对某220 kV变电站主变压器重瓦斯保护受到110 kV线路保护故障干扰的误动行为,详细介绍了事故的经过,充分利用从该变电站收集到的包括线路保护装置、主变压器非电量保护装置以及故障录波装置的录波报告,对主变压器重瓦斯保护、110 kV线路保护的动作时序和故障录波报告进行详细分析,同时通过对一、二次设备进行事故后细致检...
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| 关 键 词： | 重瓦斯保护 一次设备 二次设备 干扰 |
Analysis of Malfunction Accident in Heavy Gas Protection of Main Transformer in 220 kV Substation |
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| Luo Xiangju. Analysis of Malfunction Accident in Heavy Gas Protection of Main Transformer in 220 kV Substation[J]. Sichuan Electric Power Technology, 2011, 34(1): 77-79 |
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| Authors: | Luo Xiangju |
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| Affiliation: | Luo Xiangju |
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| Abstract: | According to the malfunction of heavy gas protection of one 220 kV main transformer caused by the interference of one 110 kV line protection malfunction,the process of the accident is introduced in detail.Using the recording reports of line protection device,non-electricity protection device of main transformer and fault recorder collected from the substation,the heavy gas protection of main transformer,time sequence of 110 kV line protection actions and the fault recorder report are analyzed in detail.The ... |
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| Keywords: | heavy gas protection primary equipment secondary equipment interference |
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