首页 | 本学科首页   官方微博 | 高级检索  
     

电力系统暂态信号的小波分析方法及其应用(三)基于小波分析的EHV输电线路单端量暂态保护
引用本文:何正友,杨卿,钱清泉.电力系统暂态信号的小波分析方法及其应用(三)基于小波分析的EHV输电线路单端量暂态保护[J].电力系统及其自动化学报,2002,14(5):4-6,16.
作者姓名:何正友  杨卿  钱清泉
作者单位:西南交通大学电气自动化研究所,成都,610031
基金项目:国家自然科学基金,59977019,
摘    要:利用故障产生的单端暂态分量实现输电缄路故障切除的暂态保护具有响应快,不受通道影响,成本低等优点。研究发现,为解决其原理和实现技术上存在的诸多问题,小波分析的引入具有重要意义。对现有单端量暂态保护存在的问题进行了探讨,综述了基于小波分析的单端量暂态保护的研究现状,提出了进一步研究的内容和设想。

关 键 词:电力系统  暂态信号  小波分析方法  EHV输电线路  单端量暂态保护

THE ELECTRIC POWER SYSTEM TRANSIENT SIGNAL WAVELET ANALYSIS METHOD AND ITS APPLICATON(三)THE NON-UNIT TRANSIENT PROTECTION PRINCIPLE BASED ON WAVELET TRANSFORM
He Zhengyou,Yang Qing,Qian Qingquan.THE ELECTRIC POWER SYSTEM TRANSIENT SIGNAL WAVELET ANALYSIS METHOD AND ITS APPLICATON(三)THE NON-UNIT TRANSIENT PROTECTION PRINCIPLE BASED ON WAVELET TRANSFORM[J].Proceedings of the CSU-EPSA,2002,14(5):4-6,16.
Authors:He Zhengyou  Yang Qing  Qian Qingquan
Abstract:The transmission line non-uint transient protection based on one end electric current and electric voltage be provided with have a lot of advantage such as speediness response,not influence from communication channel,low cost and so on.The study have presented to solve the problem of transient protection,the induction of wavelet analysis is necessary.This paper discuss the problems need to be solve presently in non-unit transient protection.The next study content and some tentative plan are proposed.
Keywords:Wavelet transform  Non-unit protection  Transient signals
本文献已被 CNKI 维普 万方数据 等数据库收录!
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号