| 锅炉MFT硬继电器回路可靠性分析与改造 |
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| 引用本文： | 刘永红. 锅炉MFT硬继电器回路可靠性分析与改造[J]. 西北电力技术, 2010, 0(3): 55-57 |
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| 作者姓名： | 刘永红 |
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| 作者单位： | 大唐韩城第二发电有限公司; |
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| 摘 要： | 分析了大唐韩城第二发电有限责任公司一期2台600MW机组MFT（主燃料跳闸）及燃油跳闸阀保护回路设计上存在的问题,提出了技术改造方案,解决了2路直流电源供同一负载时2路直流电源互相隔离问题,提高了控制回路的安全性和可靠性
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| 关 键 词： | MFT 保护系统 直流电源回路 继电器回路 |
Reliability Analysis & Retrofitting of Boiler MFT Hard Relay Circuit |
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| LIU Yong-hong. Reliability Analysis & Retrofitting of Boiler MFT Hard Relay Circuit[J]. Northwest China Electric Power, 2010, 0(3): 55-57 |
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| Authors: | LIU Yong-hong |
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| Affiliation: | LIU Yong-hong (Datang Hancheng No.2 Power Generation Co.Ltd.,Hancheng 715400,China) |
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| Abstract: | The paper analyzes the problems exited in main fuel trip(MFT) & fuel trip protection circuit on 2 units with capacity of 600MW,phase 1 of Datang Hancheng No.2 Power Generation Co.Ltd..The technical retrofitting scheme is proposed.The problem of isolation between 2 DC power sources when 2 DC circuit supply power for same load has been solved,therefore the safety & reliability of control circuit has improved. |
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| Keywords: | MFT protection system DC resources circuit relay circuit |
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