10 kV配电线路跳闸保护策略分析与优化  

Analysis and Optimization of Tripping Protection Strategies for 10 kV Distribution Lines

作　　者：杨天宇 YANG Tianyu(State Grid Weinan Power Supply Company Live Operation Branch,Weinan 714000,China)

机构地区：[1]国网渭南供电公司带电作业分公司,陕西渭南714000

出　　处：《通信电源技术》2023年第23期235-237,共3页Telecom Power Technology

摘　　要：受各种外界因素如天气、设备老化、电力负荷波动等的影响,10 kV配电线路具有潜在的故障风险,可能导致供电中断和事故发生。文章主要分析与优化10 kV配电线路的跳闸保护策略,提高配电系统的可靠性、快速故障定位能力,并提高经济效益。调查和分析配电系统中的跳闸保护装置数据,了解其类型、参数设置和工作方式等,选取具有代表性的配电线路进行模拟和故障分析,模拟和评估不同的跳闸保护策略,同时考虑故障类型、传输线参数、可靠性要求等因素。结果表明,通过优化跳闸保护策略,可以提高配电系统的可靠性和快速故障定位能力,并带来经济效益的提升。Influenced by various external factors such as weather,equipment aging,power load fluctuations,etc.,10 kV distribution lines have potential fault risks,which may lead to power supply interruptions and accidents.The article focuses on the analysis and optimization of trip protection strategies for 10 kV distribution lines to improve the reliability of the distribution system,the ability of rapid fault location,and to improve economic efficiency.The data of trip protection devices in distribution system are investigated and analyzed to understand their types,parameter settings and working modes,etc.Representative distribution lines are selected for simulation and fault analysis to simulate and evaluate different trip protection strategies,taking into account the type of faults,transmission line parameters,reliability requirements and other factors.The results show that by optimizing the trip protection strategy,the reliability and fast fault location ability of the distribution system can be improved and bring about an increase in economic benefits.

关 键 词：10 kV配电线路 跳闸保护 策略分析 

分 类 号：TM773[电气工程—电力系统及自动化]