既有线提速改造线路稳定性的分析

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1、西南交通大学硕士研究生学位论文第ll页AbstractAfterspeed—raisingreformofexistingrailwayline，ithasrealizedthepossibilityofpassengervehicleswithmedium-highspeedandfruitvehicleswithmedium-lowspeedrunningonthesameline．However，duetotheexistenceofgreatdamagestotrackcomponentsandits

2、geometrystatusderivedfromheavycargoestransportationaswellashighrequirementonlines’qualityoffastpassengertraveling，itwouldpossibletoincreasetheworkloadsofrepairingandmaintainingtasksprocessedbyrelatedmechanicaldepartments．Withtheobjectiveofdecreasinguncertai

3、ntiesduringline’Smaintainingworkscarriedout，itproposedakindofapproachtotimelycheckthequalityoflinesaimstoidentifythetypeandpositionoflines’defectsastheinstructionstoguidepracticalline’Smaintainingworks．Inordertorealizethetimelyevaluationofline’Squality，itne

4、edstoestablishascientificandreasonableevaluationsystemtomonitorline’Squalityandstability．Generallyspeaking，themethods，likedetection，monitoringandobjects。chaintechnology，etc．，forinstance，aimtoconstructtheobservationsystembasedonline’Squalitydegradationlawbyt

5、heworksofacquisitionofrelatedfigureswhichCanreflectline’Squalityandprovisionofline’Stimelystatus，aswellasevaluatethetimelystatusofvarietyparametersfollowedbyprinciplesandrestrictionstosetupmathematicmodelswiththegoalsofline’Scomprehensivequalityevaluationan

6、dmonitoring．Accordingtothistechnicalroute，thisarticlemainlyconcentratesonthestudiesofthequalitystabilityofspeed—raisingreformingofexistinglines．Atfirst，combinedwiththemajormeasuresofgeneralexistinglinesspeed—raisingreformandcontentsofline’Squalitymanagement

7、，thispassagehasanalyzedthemajorfactorswhichmayhaveeffectsonline’Squalitystability，andproposedthewaystoevaluateline’Squalityandmaintainingstandardsofspeed—raisinglines，aswellascarriedoutresearchesonstabilityofqualityofexistinglinesafterreforminginatheoretica

8、langle．Secondly，ithasanalyzedqualityevaluationsystemofexistinglinespeed—raisingreformanditsmajorindicatorsassociatewithrelateddetectionandmonitoringworks．Andalso，ithassetupatechnicschemeandroutewithres