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ID:5381712
大小:243.25 KB
页数:5页
时间:2017-12-08
《基于无线通信地下电缆接头故障巡检系统》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、机床与液压Mar.2014HydromechatronicsEngineeringV01.42No.6DOI:10.3969/j.issn.1001-3881.2014.06.024PatrolinspectionsystemofundergroundcablejointfaultbasedonwirelesscommunicationXiao.changYOU十】,LeiLISchoolofMechanicalEngineering,ChongqingInd~tuPolytechnicCollege,Chongqing401120,China;
2、。CollegeofAutomation,ChongqingUnwe~ity,Chongqing400044,ChinaAbstract:Thetemperatureisanimportantparameterreflectedbyoperatingconditionofpowernetwork.Aimedatthepuzzleofbeingdificultytoinspectthefaultofundergroundcablejoint,thepaperexploredasortofpatrolinspectionsystemofundergr
3、oundcablejointfaultbasedonwire-lesscommunication.Inthepaper,itanalyzedthemechanismofhiddenfaultproducedbythejoint,designedthesystemoffrontenddetectionandbackgroundanalysisanditscorrespondingfunctionmodules,andrealizedthepatrolinspectionforcableiointfaultbymeansofwirelesscommu
4、nication.Thetestdatademonstratedthatthesystemcouldrealizethepatrolinspectioncoverageoverawidearea.andbeusedofIinebynetworkedcomputer.Theexperimentresultshowsthatthesystemdesignisfeasibleandavailableefectively.Keywords:Cablejoint,Undergroundcablefault,Wirelesscommunication,Pat
5、rolinspectionsys.tern0doftimeaftertheoperation(overload).itoften1.Introductioncausesoverheating,oxidationinthepressurepoint,thecontactresistanceincreasesgradually,thejunc—Inthespecialpowergrid,thereisacablejointtiontemperaturegraduallyincreased.theinsulationabouttheaverage300
6、~500mfor6~10kVcable.getsaging,andfinallyitresultsininsulationlayerDuetotheenvironmentandproductionprocessfac—damagecausedbytheaccident.Accordingtostatis.tors,italwaysleadstheoccurenceof~equentcabletics,theaccidentcausedbycableiointsaccountedjointfault,andthecausedfiredisaster
7、probablyfor50%~65%ofgeneralcableaccidents.Thepow.lcadstolargeareaofcablelOSSandresultsingreate.erplantafter10yearsofoperationneedsreplacingconomiclOSS.andthereforeithasapositiveandfar.morethan90%ofcableointwhentheproductionofreachingeffecttomakeeffectivelymonitorandtimelycapi
8、talconstruction.Thecorrespondingrelationbe.judgethefaultofdedicatedu
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