| 高压线路电流差动保护的研究 |
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| 引用本文： | 董海霞,李五坡. 高压线路电流差动保护的研究[J]. 成都航空职业技术学院学报, 2010, 26(2): 58-60. DOI: 10.3969/j.issn.1671-4024.2010.02.018 |
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| 作者姓名： | 董海霞 李五坡 |
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| 作者单位： | 商丘技师学院,河南,商丘,476000;商丘职业技术学院,河南,商丘,476000 |
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| 摘 要： | 为满足超高压、长距离输电线路对继电保护主保护的要求,对基于相关分析的电流差动保护高压输电线路进行了研究,保护分析采用故障分量系统,以减少负荷电流的影响。该保护线路性能可靠、动作快,对信号的同步要求较低,也较容易实现与整定,是今后超高压长距离输电线路主保护的应用方向。
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| 关 键 词： | 电流差动保护 高压输电线路 主保护 |
Research in current Differential Protection of High-voltage Transmission Lines |
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| DONG Haixia,LI Wupo. Research in current Differential Protection of High-voltage Transmission Lines[J]. Journal of Chengdu Aeronautic Vocational & Technical College, 2010, 26(2): 58-60. DOI: 10.3969/j.issn.1671-4024.2010.02.018 |
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| Authors: | DONG Haixia LI Wupo |
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| Affiliation: | DONG Haixia,LI Wupo |
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| Abstract: | To meet the requirements of main protection of relay protection of long-distance EHV transmission lines,this paper makes research in high-voltage transmission lines with current differential protection based on correlation analysis,considers that the protection analysis with fault component system can reduce the impact of load current.The protection circuit is reliable in performance and easy to realize and adjust,moves fast,has a lower requirement for signal synchronization,and it will be the future application direction of main protection of long-distance EHV transmission lines. |
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| Keywords: | current differential protection high-voltage transmission lines main protection |
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