高速轨道检测系统关键技术分析

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1、万方数据AbstractWiththegreatdevelopmentofChina’srailway,high—speedrailwayandthegrowmgpopularityoftheemththeoperationsafetyofthepeopleonthetrain，speedandcomfortMgllerandhigherdemandsareproposed，andthequalityisthebasisoftrainopermion，仃ackhowemcientmaintenan

2、ceandmaintenancelinesisthemostconcemoftherailwaywor：ksdepartments．TrackinspectioncaristheuseofadvancedprocessingtechniqueISe伍cient．rcliablemeasurementandcontroltechnologyandmodemfilteringtrackgeometryparametersofdynamictest，andformstheeffectivetransfi

3、nitereportandtrackqualityindex，etc．，providesguidanceforthemaintenanceandmaintenancelines·Theascensionofrailwayspeed，theoriginaltrackinspectionCarcannotmeettheneed·EspeciaUvtheopeningofthe380km／hthebering—shanghaipassengerdedicatedline·Thedemandofmeasc

4、ensionofthespeedandspeeddetectionoftrackinspectioncarputsfo刑ardanewchallenge．Paperanalysesthecharacteristicsofhigh。speedintegratedcheck．outcar0，advantagesanddisadvantages，andfromthetrackinspectionparametersprinciple，sumsupthekeytechnologyinspecificapp

5、lyalgorithmstoindependentresearchanddevelopmentoftrackinspectionCarintheexperiment，combinedwiththetestlinetestandroadblocksbeOing．shanghailinecomparedtoverifythefeasibilityofthealgorithmandsystem．Inordertoadapttohighspeedraildetection，lasercamerasyste

6、mmustreachmorethan450frames／SEethroughput，andtohavehigheranti-jammingperformance，thepaperput内rv阳rdaIldstudiedthekalmanfiltertrackingalgorithmtoimprovethesystemthroughputandslicedstatisticalalgorithmstoimprovetheanti-jammingperformanceofrailprofile．Ino

7、rdertoadapttohighspeeddetectionprecisionofover120mlongwaveirregularities，thepaperdesignedahigh·precisionhigh-passfilter,tohandleandlongwaveirregularities．Inordertoimprovethedetectionaccuracy,thispaperputsforwardthatusingbinaryorthogonalwavelettransfor

8、mtoanalysisandremovethetrendinthesensorsignalandtrackinspectionparameters．Throughthewayofsimulationandcircmtexperiment，thefeasibilityoftheproposedaIgorithmandtheeffectivenessofthesystem．Application东，gavethetrackingfilteralgorithm，whichgreatlyr