基金项目:全军后勤重点科研项目(BY115C010);全军军事理论科研项目(LJ2019D12-C19)收稿日期:2021-05-20修回日期:2021-08-16第40卷第4期计算机仿真2023年4月文章编号:1006-9348(2023)04-0043-05机场助航灯光接地故障的绝缘电阻序列研究王欣宇方,李胜波∗,罗盛(陆军勤务学院,重庆401330)摘要:机场助航灯光系统对保障夜间、恶劣天气飞行起到关键作用,但是由于其结构繁杂,体量较大,导致当前维护管理效率较低,通过数据驱动运维决策,将是解决这一问题的有效途径。基于频繁序列挖掘方法,构建了一种绝缘接地故障频繁序列挖掘模型,提出了上述模型与传统运行机制有效耦合的新模式,并以某机场助航灯光监控数据库为例,验证了新模式的有效性。实证结果发现:某机场助航灯光系统绝缘电阻最小值下降到1兆欧左右时,很可能连续多天持续出现低绝缘电阻的情况;当出现频繁序列{C2}->{H1}时,出现接地故障的概率达到峰值36.2%。关键词:频繁时序;数据挖掘;机场助航灯光;接地故障;运行机制;维护管理中图分类号:U8文献标识码:BResearchonInsulationResistanceSequenceofAirportNavigationLightsGroundingFaultWANGXin-yu-fang,LISheng-bo∗,LUOSheng(ArmyLogisticsUniversityofPLA,Chongqing401330,China)ABSTRACT:Theairportnavigationaidlightingsystemplaysakeyroleinensuringnightandbadweatherflights.However,duetoitscomplexstructureandlargevolume,thecurrentmaintenanceandmanagementefficiencyislow.Data-drivenoperationandmaintenancedecision-makingwillbeaneffectivewaytosolvethisproblem.Basedonthefrequentsequenceminingmethod,amodelforfrequentsequenceminingofinsulationgroundfaultsisconstructed,andanewmodelthateffectivelycouplesthemodelwithtraditionaloperatingmechanismsisproposed.Andtakingacertainairportnavigationaidlightingmonitoringdatabaseasanexample,theeffectivenessofthismodelisverified.Theempiricalresultsfoundthatwhentheminimuminsulationresistanceofanairport'snavigationaidlightingsystemdropstoabout1megohm,itislikelythatlowinsulationresistancewillcontinueforseveraldays.Whenthereisafre-quentsequence{C2}->{H1},theprobabilityofagroundfaultreachesapeakof36.2%.KEYWORDS:Frequenttimesequence;Datamining;Airportnavigationlights;Groundfault;Operationmechanism;Facilitymanagement1引言助航灯光对保障飞...
