摘要
文章介绍了继电保护系统的基本组成,且通过构建精确的设备模型,实现对设备运行状态信息的全面感知与整合,并提出了保护设备在线评估的关键指标与评估方法。为进一步提升评估的准确性和效率,引入了可靠性框图和故障树分析等先进技术,并设计了一个全面的保护设备在线状态评估系统。该研究成果对于提升智能变电站继电保护系统的运维管理水平、保障电网安全稳定运行具有重要意义,为智能电网的发展提供了有力的技术支持。
The article introduces the basic components of relay protection systems,and through the construction of accurate equipment models,achieves comprehensive perception and integration of equipment operation status information,and proposes key indicators and evaluation methods for online evaluation of protection equipment.To further improve the accuracy and efficiency of the evaluation,advanced technologies such as reliability block diagram and fault tree analysis have been introduced,and a comprehensive online status evaluation system for protective equipment has been designed.This research achievement is of great significance for improving the operation and maintenance management level of the relay protection system in smart substations,ensuring the safe and stable operation of the power grid,and providing strong technical support for the development of smart grids.
作者
龙飞
杨家国
LONG Fei;YANG Jiaguo
出处
《今日自动化》
2024年第9期55-57,共3页
Automation Today
关键词
智能变电站
继电保护
在线评估
运行信息
指标评估
smart substation
relay protection
online evaluation
operation information
index evaluation
