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时间:2019-05-27
《架空输电线路运行和故障综合监测评估系统》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、第33卷第8期高电压技术Vol.33No.82007年8月HighVoltageEngineeringAug.2007·183·架空输电线路运行和故障综合监测评估系统盛戈?,江秀臣,曾奕,黄成军(上海交通大学电气工程系,上海200240)摘要:为了有效预防和减少线路事故,提高线路运行和管理水平,设计了一个统一的应用平台构建架空输电线路运行和故障综合监测评估系统对线路主要运行状态和故障情况进行在线监测、实时分析和综合评估。该系统通过安装在现场的数据采集终端和控制中心的监控主站对输电线路的导线、杆塔、绝
2、缘子等设备进行全方位实时监控,可根据需要灵活配置实现绝缘子污秽、零值绝缘子、导线弧垂、导线温度在线监测及线路危险点实时视频监控、线路故障检测和定位等多种功能。输电线路运行和管理部门通过对系统各类监测数据的统计分析,能及时掌握线路关键运行状态的变化,为输电线路的状态检修奠定坚实的基础。关键词:架空输电线路;在线监测;故障监测;线路状态评估;综合监测平台;状态检修中图分类号:TM835文献标志码:A文章编号:10036520(2007)08018304犐狀狋犲犵狉犪狋犲犱犕狅狀犻狋狅狉犻狀犵犛狔狊
3、狋犲犿犳狅狉犈狏犪犾狌犪狋犻狀犵犗狏犲狉犺犲犪犱犜狉犪狀狊犿犻狊狊犻狅狀犔犻狀犲狊犗狆犲狉犪狋犻狅狀犪狀犱犉犪狌犾狋犛狋犪狋犲SHENGGehao,JIANGXiuchen,ZENGYi,HUANGChengjun(DepartmentofElectricalEngineering,ShanghaiJiaoTongUniversity,Shanghai200240,China)犃犫狊狋狉犪犮狋:Toeffectivelypreventthelinerelatedaccidentsandimp
4、rovethelinemanagementlevel,thepaperdesignedauniformapplicationplatformactingasanintegratedonlinemonitoringsystemforanalyzingandevaluatingtheoperatingstateandfaultsituationoftheoverheadpowertransmissionlines.Thedevelopedsystem,whichiscomposedofsomerem
5、otedataacquisitiondevicesinstalledinthefieldandamainstationinstalledinthecontrolcenter,isresponsibleforsyntheticallymonitoringmainpartsofthetransmissionlinesincludingconductors,towersandinsulators.Accordingtothepracticalrequirements,theremotedataacqu
6、isitiondevicescanbeflexiblyconfiguredtorealizemultiplefunctionssuchasonlinemonitoringofinsulatorpollution,detectinglowandzeroresistanceinsulators,measuringtheconductorsag,tracingtheconducttemperature,monitoringdangerouspointsbyrealtimevideo,watching
7、thelocalclimateincludinghumidity,temperatureandwindspeedalongthelinecorridor,detectingandlocatingthelinefaultsandevaluatingthelineoperatingstatebygivingapredefinedlinehealthyindex,etc.Thesystemusercantimelygetacomprehensivelyimpressiononthechangeofth
8、elineoperatingkeystatesbyanalyzingdifferentkindsofmonitoringdatarecordedintheintegratedsystem,whichcanbeappliedinthelineoperationandmanagementdepartmentandregardedasafoundationforconditionbasedmaintenanceoftransmissionlines.犓犲狔狑狅狉犱狊:o
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