变压器比率差动保护原理及校验方法分析  

Analysis on the Principle and Check Method of Transformer Ratio Differential Protection

作　　者：侯明义 HOU Ming-yi(Xuchang KETOP Testing Research Institute Co.Ltd.,Xuchang 461000,China)

机构地区：[1]许昌开普检测研究院股份有限公司,河南许昌461000

出　　处：《中小企业管理与科技》2020年第24期168-169,共2页Management & Technology of SME

摘　　要：随着高压输电线路在我国的进一步发展与完善,各种变压器越来越多,为了减少变压器发生故障次数,有效保证电网可靠性,加强对变压器的研究具有十分重要的意义。论文从变压器比率差动保护原理及校验方法等方面进行分析,希望可以起到一定借鉴意义。With the further development and improvement of high voltage transmission lines in China,more and more transformers are available.In order to reduce the number of transformer failures,effectively ensure the reliability of power grid,it is very important to strengthen the research of transformers.In this paper,the principle of transformer ratio differential protection and check method are analyzed,hoping to provide some reference.

关 键 词：变压器 差动 保护 校验 

分 类 号：TM774[电气工程—电力系统及自动化]