| 三钢定时限过电流保护整定计算存在的问题及对策 |
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| 引用本文： | 王大居. 三钢定时限过电流保护整定计算存在的问题及对策[J]. 河北冶金, 2005, 0(5): 75-77 |
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| 作者姓名： | 王大居 |
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| 作者单位： | 福建三钢集团公司,动力能源公司,福建,三明,365000 |
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| 摘 要： | 阐述了三钢集团公司内部电力系统各级定时限过电流保护定值计算中存在的问题，以炼钢厂4#转炉供电系统为例分析了定时限过电流保护无法实现选择性的原因，提出了解决问题的对策。
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| 关 键 词： | 电力系统 定时限 过电流保护 |
| 文章编号： | 1006-5008(2005)05-0075-02 |
| 修稿时间： | 2005-07-04 |
PROBLEMS IN CALCULATION OF TIME CUT-OUT OVERCURRENT PROTECTION VALUE AND ITS CONUTER-MEASURES |
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| WANG Da-ju. PROBLEMS IN CALCULATION OF TIME CUT-OUT OVERCURRENT PROTECTION VALUE AND ITS CONUTER-MEASURES[J]. Hebei Metallurgy, 2005, 0(5): 75-77 |
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| Authors: | WANG Da-ju |
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| Abstract: | The problems in calculation of time cut-out over-current protection value for various stages of power system in San Steel Group Company is stated,the reason for not be able to select in that protection is analyzed with power network for 4# converter of Steelworks as example,some measures proposed. |
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| Keywords: | power supply system time limit over-current protection |
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