| 35kV中性点不接地系统保护的改进与完善 |
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| 引用本文： | 庞明军. 35kV中性点不接地系统保护的改进与完善[J]. 山西科技, 2011, 26(1): 108-109 |
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| 作者姓名： | 庞明军 |
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| 作者单位： | 大同煤矿集团钢铁有限公司,山西大同,037018 |
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| 摘 要： | 通过对某钢铁公司220 kV/35 kV降压站35 kV中性点不接地系统发生接地后不能及时跳闸而导致故障严重的问题进行分析、改进,效果显著,解决了实际炼钢生产中的供电难题,改进经验和方法在其他站所得到了推广应用。
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| 关 键 词： | 中性点不接地系统 保护 电炉 精炼炉 |
Improvement and Perfection of the Protection of the 35 kV Neutral Ungrounded System |
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| PANG Mingjun. Improvement and Perfection of the Protection of the 35 kV Neutral Ungrounded System[J]. Shanxi Science and Technology, 2011, 26(1): 108-109 |
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| Authors: | PANG Mingjun |
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| Affiliation: | PANG Mingjun |
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| Abstract: | Analysis and improvement are carried out on the problem that after grounding,the 35kV neutral ungrounded system of the 220kV/35kV power station of a steel plant cannot instantaneously switch off,which causes serious breakdown,the improvement is great and solves the power supply in actual steel production.These experiences and methods are applied in other stations. |
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| Keywords: | neutral ungrounded system protection furnace refining furnace |
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