2第51卷2023年8月Vol.51No.4Aug.2023云南电力技术YUNNANELECTRICPOWER10kV绝缘架空导线雷击断线分析与建议和治翔1,邵力2,贺飞3,廖龙4(1.云南电网有限责任公司迪庆供电局,云南迪庆674400;2.云南电网有限责任公司电力科学研究院,云南昆明650214;3.云南电网有限责任公司普洱供电局,云南普洱665000;4.云南电网有限责任公司德宏供电局,云南德宏678400)摘要:绝缘导线因其良好的绝缘性和安全性,以及在防小动物和缓解线树矛盾方面的优异表现,在10kV架空配电线路中得以大量使用。但随着10kV架空配电线路绝缘化程度不断提升,雷击断线故障越来越突出,严重影响了电力设备安全稳定运行。本文结合一起10kV绝缘架空导线雷击断线故障进行分析,根据现有配网防雷技术,提出防雷治理建议。关键词:10kV架空配电线路;绝缘导线;雷击;断线AnalysisandSuggestionsonLightningBreakageof10kVInsulatedOverheadConductorHeZhixiang1,ShaoLi2,HeFei3,LiaoLong4(1.DiqingPowerSupplyBureau,YunnanPowergridCo.,Ltd,Diqing674400,China;2.Yunnanelectricpowerresearchinstitute,YunnanPowergridCo.,Ltd,Kunming650000,China;3.puerPowerSupplyBureau,YunnanPowergridCo.,Ltd,Pu'er665000,China;4.dehongPowerSupplyBureau,YunnanPowergridCo.,Ltd,Dehong678400,China)Abstract:Insulatedconductorsarewidelyusedin10kVoverheaddistributionlinesbecauseoftheirgoodinsulationandsafety,andexcellentperformanceinpreventingsmallanimalsandalleviatingthecontradictionbetweenlinesandtrees.However,withthecontinuousimprovementofinsulationdegreeof10kVoverheaddistributionlines,lightningboltfailurehasbecomemoreandmoreprominent,whichhasseriouslyaffectedthesafeandstableoperationofpowerequipment.Inthispaper,alightningboltfailureof10kVinsulatedoverheadconductorisanalyzed,andaccordingtotheexistinglightningprotectiontechnologyofdistributionnetwork,somelightningprotectionsuggestionsareputforward.Keywords:10kVoverheaddistributionline;insulatedconductor;lightningstrike;disconnection中图分类号:TM74文献标识码:B文章编号:1006-7345(2023)04-0002-030前言10kV架空配电线路雷击断线故障必然造成客户停电,因断线故障抢修耗时长,停电时间久,容易引发客户不满和投诉,造成一系列不良社会影响。此外,10kV架空配电线...