基于可靠性和维修成本分析的城轨车辆车门维修策略优化

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1、万方数据AbstractDoorsystemisoneofthekeyurbanrailwayvehiclesystem,whosegoodtechnicalconditionisanimpotentguaranteefortheurbanrailwayvehicletoachievepunctuallyoperationandrapidfrequentlyhopoff．Inthispaper,doorsystemofurbanrailwayvehicleisforthestudy．Inordertoachbve

2、thegoalsofimpmvingrmintenameefficiencyandreducingmaintemncecosts，thedoorsystem'smaintenancestrategywasoptimizedbyestablishingthermintenancedecision-makingmodelofthecomponents，basedonreliabilityanalysisandmaintenancecostanalysis．The111aillcontentsofthispaperin

3、clude：First,accordingtothedoorsfailuredataandmaintenancetecbnicali11南rmation．reliabilityandmaintainabilityofthedoorsystemWasanalyzed，inthemethodof自iluremDdeeffectsandcricicafityanalysis(FMECA)．Then,theresultsoftheanalysiswasobtair虻d．includillgfaultrmdes，fault

4、effects，faultcricicality,faultdetection脚thods．11】a访temmen℃asl瑾esetc．Andtheseresultshavelaidthefoundationforthemaintenancestrategyoptinaimtionofdoorsystem．Second，takingtheseverity,criticalityandpriceastheevaluationindexa11dus血gAHPtodeterminetheweightofeachinde

5、x,aclassificationrmdelbasedontheABCclassiflcationarxlintegratedscoreofthecomponentshasestablished；onthebasisoftheestablishedchssificationrrlodel,thecomponentsofthedoorsystemfiredividedintothreecategor诂s：keyreparcomponents，importantrepaircomponentsandgeneralre

6、paircomponents．TheobtainedcomponentschssificationresultscanlaythefoundationforthedecisionofⅡniI]lteml】ceH】ode．andwillalsobeingabletoprovideareferencefortheefficientandorderlymanagementofthemaintenanceworkofdoorsystem．Third，afteranalysistheinfluenceoffaulttype

7、，faulteffectsetc．onthedecisionofmaintenancemode，adecisionmodebasedonthebgicaldecisionn[1ethodwasestablished旬reaseofdeterminemaintenancemodeofcomponent．Accordingtothedecisionn的deLtheanalysisofmaintenancemodeforallpartsofthedoorsystemwasmade．Andfmally,ther∞stsu

8、itablemaintenancemodeandworktypeofthecomponentwereconfu-med，andalso。so脸suggestionbasedonthedecisionresultweremadeinordertoimprovethedoor，sH】aintemncework．Fourth,onthebasisofcostanalysisan