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贵阳电网110kV线路优化保护配置及整定计算的探讨
引用本文:张薇薇. 贵阳电网110kV线路优化保护配置及整定计算的探讨[J]. 贵州电力技术, 2011, 0(12): 32-34
作者姓名:张薇薇
作者单位:贵阳供电局,贵州贵阳550002
摘    要:
对贵阳地区电网运行现状的分析,针对其110kV线路保护的配置情况和整定计算,提出了优化方案。方案中,通过对110kV线路配置光纤电流差动保护,强化主保护,简化后备保护的整定原则,能够进一步提高110kV线路保护可靠性,有效地减轻维护工作难度,提高继电保护整定计算的工作效率,对运行方式的安排也提高了灵活性。

关 键 词:110kV线路  光纤电流差动保护  整定原则  优化

Discussion of optimal protection configuration and setting calculation for Guiyang power grid 110 kV line
Zhang Weiwei. Discussion of optimal protection configuration and setting calculation for Guiyang power grid 110 kV line[J]. Guizhou Electric Power Technology, 2011, 0(12): 32-34
Authors:Zhang Weiwei
Affiliation:Zhang Weiwei ( Guiyang Power Company, Guiyang 550002 Guizhou, China)
Abstract:
Through to the analysis of the present operation situation of Guiyang grid, in allusion to the protection configuration and setting calculation of 110 kV line ,the optimal scheme is offered. Under the scheme ,through to 110 kV line configuration optical fiber current differential protection, strengthen the main protection, simplify the setting principle of backup protection , to further improve the re- liability of 1 tOkV line protection , to effectively reduce the difficulty of maintenance work, to improve the working efficiency of the re- lay protection setting calculation work efficiency, to improve the flexibility for the arrangement of operation condition.
Keywords:110kV line  optical fiber current differential protection  setting principle  optimization
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