| 直流接地造成电厂变压器微机保护误动原因分析及解决办法 |
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| 引用本文： | 李勇.直流接地造成电厂变压器微机保护误动原因分析及解决办法[J].制冷空调与电力机械,2014(3):25-27. |
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| 作者姓名： | 李勇 |
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| 作者单位： | 华电四川公司宜宾分公司,四川宜宾644600 |
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| 摘 要： | 某发电厂直流接地引起微机保护装置误动作造成厂用变压器大量跳闸,本文通过对电厂现场设备运行状况和微机保护装置的各项技术检查,对误动原因进行了充分的分析,提出实施了技术改进,保证了电厂设备的安全运行。
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| 关 键 词： | 发电厂 直流接地 微机保护 误动作 改进 |
DC Grounding Caused by Power Plant Transformer Misoperation Reason Analysis and Solving Measures |
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| LI Yong.DC Grounding Caused by Power Plant Transformer Misoperation Reason Analysis and Solving Measures[J].Refrigeration Air Conditioning & Electric Power Machinery,2014(3):25-27. |
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| Authors: | LI Yong |
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| Affiliation: | LI Yong (Huadian Sichuan company Yibin branch Sichuan, Yibin 644600, China) |
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| Abstract: | Power plant DC grounding caused by microcomputer protective device misoperation cause station transformer atrip, the technical inspection of power plant equipment running status and the microcomputer protective device, themalfunction is analyzed, some improvement implementation, ensuring the safe operation of power plant equipment. |
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| Keywords: | power plant DC grounding protection misoperation improvement |
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