继电保护技术的发展浅述.pdfVIP

继电保护技术的发展浅述 何世恩1’2，索南加乐1，宋国兵1，夏经德1 (1．西安交通大学电气工程学院，陕西西安710049；2．甘肃省电力公司，甘肃兰州730050) 摘要：本文介绍了近年来我国继电保护技术发展状况，结合智能电网发展和新能源开发例举了继电保护发展的几个阶段和 特点，从故障分量保护、自适应保护、行波保护．暂态量保护和参数识别保护等方面阐述了继电保护原理的新进展，分析了 人工智能在保护中的应用不够理想的原因，最后指出了新形势下继电保护的发展方向． 关键词：传统保护；微机保护；智能变电站 BriefIntroductionof Protection Relay TechnologyDevelopment 1 FIE Jialel．SONG XIA Shienlt，．SUONANGuobingJingdel 71 (1．Xi’an 0049； JiaotongUniversity，Shaanxi，Xi’an 2．GansuElectricPower Corporation，Gansu，Lanzhou730050) Abstract：Theintroducesthe of inrecent inChina．and the paper developmentsrelayprotectiontechnologyyears exemplifies andfeaturesoftraditionaland with tothe ofsmart developmentphases microprocessor-basedrelayprotectionrespectdevelopment andrenewable new of are asfault based gad relay technologypresented，suchcomponent energy．Thedevelopmentsprotection based based of wave protectionalgorithm，adaptiverelayprotection，travellingprotection，transientcomponentrelay，applications for identificationandartificial in reasonsunsuccessful ofthe parameter intelligencetechnologyrelayprotection．The application artificial in arealso the trendsof areoutlined． relay intelligencetechnologyrelayprotectionanalyzed．Finallydevelopment protection