紫外电晕检测仪检测线路绝缘子的模拟试验

33620056EastChinaElectricPowerVol.33No.6Jun20051,2,1,1(1.,200437;2.,200002):,,,,:;;:TM216:B:100129529(2005)0620050204SimulationexperimentsofUVcoronadetectorsformonitoringoflineinsulatorsFUChen2zhao1,ZHOUJian2guo2,XIAORong1,LIYing1(1,EastChinaElectricPowerTest&ResearchInstitute,Shanghai200437,China;2.EastChinaPowerGridCo.,Ltd.,Shanghai200002,China)Abstract:TheworkingprincipleofanovelUVcoronadetectorisdescribed,andtheinfluencesofdistance,instru2mentgain,pressure,temperatureandhumidityontheUVmonitoringareanalyzed.Thesimulationexperimentsonthefrequentlyoccurredfaultsofinsulatorswerecarriedout,showingthattheUVmonitoringcanbeusedforeffective2lyfindingoutsomedefectsofinsulators,andprovingthattheUVmonitoringisworthypopularizingandfurtherstudy.Keywords:transmissionline;insulator;detection2090,,,[1],,1,230405nm,240280nm,,,,CCD,,21min,,(1),[2],,,,,,,11,,,,3%©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(408)1/min/m84.93622383637476.33379354034087.72955312930549.129153129300810.525542714261711.924402521249513.318982015199514.717441817179516.112011249122917.593496795018.9645668669,,,,1,1(2),,CCD,3%,,,,,22,200,(150),;2005000,90150,;5000,(80),,(3),,,,GB311283GB775279,,(),Kd:Kd=pp0m273+t0273+tn(1)p,kPa;t,;p0t0101.3kPa20;mn1t0040p090kPa110kPa,Kd(0.9,1.1)CCD,20%,3%,,,,(4),,:,,,,:,,©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(409)2005,33(6),,,,,3,(1),,[3]1110kV(a35cm,2.5cm,10cm,b25cm,1.5cm),,65kV,11m,375%,3a(51/min)b(2812/min)b,,,,,(2),,135kV,21kV,5m,60%100%,:,6611/min,44,,,,,,,(3),,,[4],6,12135kV,21kV135kV,21kV,5m,100%,:,3,50006000/min,5,(),,©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(410)5(4),,,,,0.01mg/cm2,0.050.10.150.2mg/cm2,CA825,8,7085kV,10m,100%6270kV,,,,,,2/min/mgcm-2/kV707580850.059851234156616080.113071608200721130.1512091469178723040.214131534224626432,,,,,,,(),(5),,,,XWP10,0.05mg/cm2,0.1mg/cm2,71,390kV,10m,80%,24,:124,3,7,3,,73,,4,,,:[1].[J].,2001,(2).[2],.[M].,1989.[3],,,.[J].,2004,(2).[4].[M].:,1990.:2004212202:(19752),,,,©1994-2008ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.