| 发变组非全相及失灵保护电流元件整定计算探讨 |
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| 引用本文： | 梁玉枝,张洁,王非,李笑蓉. 发变组非全相及失灵保护电流元件整定计算探讨[J]. 华北电力技术, 2007, 0(2): 1-2,12 |
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| 作者姓名： | 梁玉枝 张洁 王非 李笑蓉 |
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| 作者单位： | 华北电力科学研究院有限责任公司,北京,100045 |
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| 摘 要： | 以1台600 MW机组的断路器非全相及失灵保护负序和零序过电流元件的整定计算为例,探讨负序和零序过电流元件的整定计算方法,并对各种非全相运行情况下的负序和零序过电流元件的灵敏性进行分析。
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| 关 键 词： | 非全相 失灵 负序 零序 保护整定 |
| 文章编号： | 1003-9171（2007）02-0001-02 |
| 修稿时间： | 2006-12-27 |
Research on Setting Calculation of Current Components in Generator-transformer Group Open-phase and Malfunction Protection |
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| Liang Yu-zhi,Zhang jie,Wang fei,Li Xiao-rong. Research on Setting Calculation of Current Components in Generator-transformer Group Open-phase and Malfunction Protection[J]. North China Electric Power, 2007, 0(2): 1-2,12 |
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| Authors: | Liang Yu-zhi Zhang jie Wang fei Li Xiao-rong |
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| Affiliation: | North China Electric Power Research Institute Co. Ltd. , Beijing 100045, China |
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| Abstract: | Based on a 600 MW generator,this paper introduced the setting calculation of negative-sequence and zero-sequence over current components in generator-transformer group open-phase and malfunction protection,studied the method of setting calculation of negative-sequence and zero-sequence over current components,and analyzed the sensitivity of negative-sequence and zero-sequence over current components under all open-phase operating situations. |
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| Keywords: | open-phase malfunction negative-sequence zero-sequence protection setting calculation |
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