继电保护可靠性研究综述  

Overview of research on protection reliability

作　　者：戴志辉[1] 王增平[1] 

机构地区：[1]华北电力大学电力工程系,河北保定071003

出　　处：《电力系统保护与控制》2010年第15期161-167,共7页Power System Protection and Control

摘　　要：研究继电保护可靠性对于研究新的保护原理与配置方案、为保护系统设计及运行提供参考依据具有重要意义。对国内外继电保护可靠性指标和评估模型方面的研究进展进行了综述。通过比较不同的继电保护可靠性评价指标及评估方法,总结了仍然存在的不足。根据目前的研究成果简要分析了全数字化继电保护系统、广域保护等新技术、新原理给继电保护可靠性研究带来的新问题。The study of protection reliability makes a significant contribution to researching on new protection principles and configuration and providing reference for system design and operation.This paper reviews research on evaluating indicator and modeling of protection reliability,sums up deficiencies that still exist.Based on present research findings,new issues and challenges of protection reliability arising along with new technology and protection principium such as all-digital protective systems and wide-area protection are analyzed to supply a reference for further research.

关 键 词：继电保护 可靠性 马尔柯夫过程 全数字化保护系统 广域保护 

分 类 号：TM774[电气工程—电力系统及自动化]