0530输电杆塔雷击方式判断设计论文.doc

输电杆塔雷击方式判断设计系别：自动化系专业班：电气工程及其自动化0701班姓名：刘俊斌学号：20071131026指导教师：郭磊2011年5月输电杆塔雷击方式判断设计TheJudgmentAndDesignOfElectricityTransmissionTower摘要输电线路绵延数十里，雷击事故一旦发生，雷击点定位、雷击事故原因判明十分不便，为此要求开发一项旨在快速定位、实时监控、事故判明简明、方便的系统，能够为输电线路防雷积累大量数据。而雷击对输电线路的危害主要在于绕击和反击，因此能判断发生雷害的类别，能对输电线路防雷工作作出很大的贡献。本文采用GPRS网络通信技术、网络微处理器技术、单片机技术、组态监控软件相结合的方法，来解决雷电参数测试、雷电流绕击、反击的判别问题。实现实时数据采集、数据远程传输、实时监控、及时报警等功能。进而根据雷害情况进行相应的防治工作。关键词:反击监控网络微处理器单片机组态监控软件AbstractThetransmissionlineiscontinuousfordozensofkilometers.Assoonasthelighteningaccidentstakeplace,thelocationoflighteningplaceandthejudgmentofthereasonsforthelighteningaccidentareveryinconvenient.Sotodevelopasystemthatcanquickposition,Real-timemonitoring,easyfortheaccidentjudgmentisneeded,andthesystemcanaccumulatealotofdataforthetransmissionline.Andlighteningstrike’sinjuryforthetransmissionlineismajorinthearoundtheattackandcounterattack,sotojudgethelighteninginjury’ssortandlocationcanmakeasignificantcontributionforthelighteninginjury’sprevent.ThepassageemploysamethodcombinesGPRStechnique,MicroprocessorTechnologyNetwork,microcomputertechnique,ConfigurationandMonitoringSoftwaretosolvetheproblemoflightningparametertestandthejudgmentofthelighteningclassification.ToachievethefunctionslikethatReal-timedataacquisition,Remotetransmissionofdata,Real-timemonitoringandTimelywarning.Andthentotakemessagetopreventthelighteningdamageacrossthecase.Keywords:counterattackmonitorMicroprocessorTechnologyNetworkmicrocomputertechniqueConfigurationandMonitoringSoftware目录TOC\t"毕设1,1,毕设2,2,毕设3,3,abstrsct,1"摘要PAGEREF_Toc294452095\hIAbstractPAGEREF_Toc294452096\hII绪论PAGEREF_Toc294452097\h11输电线雷击相关概念PAGEREF_Toc294452098\h31.1感应雷过电压PAGEREF_Toc294452099\h31.1.1感应过电压的产生PAGEREF_Toc294452100\h31.1.2雷击线路附近大地时导线上的感应雷过电压PAGEREF_Toc294452101\h41.1.3雷击杆塔塔顶时导线上的感应雷过电压PAGEREF_Toc294452102\h41.2直击雷过电压PAGEREF_Toc294452103\h51.2.1反击雷PAGEREF_Toc294452104\h51.2.2绕击雷PAGEREF_Toc294452105\h61.3雷击跳闸率PAGEREF_Toc294452106\h71.3.1定义PAGEREF_Toc294452107\h7