JIT模式下的汽车零部件供应系统MILKRUN的运行及节省成

上海交通大学硕士学位论文JIT模式下的汽车零部件供应系统--MILKRUN的运行及节省成本分析姓名：徐广卿申请学位级别：硕士专业：工业工程指导教师：金先龙;张思俊20040801JITMILKRUNTTMILKRUNMILKRUNThemotorassemblyplantsinthemodelJIToftenthinkofanimportantproblem:HowmanyhoursofpartsstockdotheCarriersandtheassemblyplantsneedtoobtainthemostcostsavingpointtotheproducingefficiency?Accordingtotheleanphilosophy,lowstockcandecreasestockcost,materialstocktime,interiormaterialmovingcost,andincreasethecontrollingqualitytopartsqualityandthesuppliers.Thesavingcostisbig,anditisoftenignored.Onanotherhand,lowstockcanincreasecombinationtransportnumberandfrequency,andincreasethesameparts’suppliers’number,andalsoincreasethetransportcost.Toavoiddecreasingthesavingcostoflowstockfortheincreasingtransportcost,themoreadvancedinputlogisticsmode,MILKRUN,hasbeenadoptandspreatbyCompanyT,andinsteadedoftheborntraditionaldirecttransportmode.TheoperationsituationanddecreasingcostproblemoftheProgramMILKRUNhasbeenstudiedandanalyzedinthethesis,whichisusedbyCompanyTtoday.TheimportanceofthethesisistoanalyzehowMILKRUNsolvetheconflictbetweenstockcostsavingandcontrollingtransportfee.ThestudymethodistocomparethecostssavingofMILKRUNtothetraditionaltransportmodetofindtheinternalrules.Firstly,theconceptofModernLogisticsandthetheoryofJITarebrieflyintroduced.Secondly,thetheoryofMILKRUNinJITmodelisalsointroduced.ThenthetrialoperationsituationofMILKRUNinCompanyTandthecorrespondingimplementationofMILKRUNinCompanyTareanalyzed,suchasITapplication,packingmanagementandsoon.ToemphasesonstudyingtheMILKRUNsavingcost,thestockcostsavingandthetransportscostsavingarestudiedrespectively,thesearethetwoaspectsoftheconflict.Bymoredataanalysis,logicalproof,andschemestudy,itobtainstheinternalsavingrulesandthekeyfactors.Atthesametime,italsoobtainstheconclusion,thatthetworespectscanhavethecoherencetotheMILKRUNcostsavinginsomecases,whichisthebasethatprovestherationality,feasibility,andinevitabilityofinsteadingofthetraditionaltransportmode.ItisthefirstapplicationresearchthesisinchinathatfocusesonMILKRUNinbusinessoperation.Someaspectssuchasthestockcostsavinganalysis,thetransportcostsavinganalysis,andsomecorrespondingimplementationschemescanbeconsultedbyManufactoryandLogisticscompanieswhosearedesigningordecidingtheirdeliverymethod.Logistics,value-chain,stockcost,JIT,LLM,MILKRUNJITMILKRUN-1-TTTTTQS-9000TQS-9000TMITJITTJITJIT“”JIT“”JIT“”JITMILKRUN-2-JIT(leanphilosophy)T3T100%TMILKRUN()T200192720033TMILKRUNTMILKRUNMILKRUNMILKRUNMILKRUNMILKRUNJITMILKRUN-3-20009500210%500323%3500GDP11.4%240GDP13.7%199121[5-7]JustintimeJIT20MITJIT30JITMILKRUN-4-NummiCami//20%198210%EDI19973PL()73%16%3PL89%50022%69%75%3PL76%24%62%31035%1994(GM)RYDERGMHAMTRAMCKRYDER-MILKRUNGMDORAVILLEOSHAWASTE.THERESEORIONWILMINGTONRYDERGMMILKRUNJITMILKRUN-5-1995JEFFERSONNORTHNEWMACK2292MILKRUNSEVEL,199218LPLP199815199956“MRPIIMRPIIJITKanbanJITMILKRUN-6-,MILKRUNTMILKRUNMILKRUNMILKRUNMILKRUNTMILKRUNMILKRUNTlllTMILKRUNlMILKRUNlMILKRUNlMILKRUNMILKRUNlMILKRUNllMILKRUNM1M2lMILKRUNJITMILKRUN-7-lM2TMILKRUNlMILKRUNlITMILKRUNJITMILKRUNMILKRUNTMILKRUNTTMILKRUNITMILKRUNMILKRUNMILKRUNMILKRUNMILKRUNM1M2MILKRUNJITMILKRUN-8-[12][13]JITMILKRUN-9-20%198210%EDIJITMILKRUN-10-“”JustinTimeJITJITMILKRUN-11-“”“”JITlJIT“”JIT“”JIT“”[19]lJIT1“JustTime”“”2“”“”“”“”JITMILKRUN-12-321JITFigure2-1JITstructureschemeJIT“”JIT“”“”21JITJITMILKRUN-13-JITl1“”“”2lJITJIT“”JITJIT“”“”100%JITMILKRUN-14-MRPIIJIT2121JITMRPIITable2-1thedifferenceandcorrespondencebetweenJITandMRPIIJITMRPII100JITMILKRUN-15-JITJITMRPIIJITMRPIIJITMRPIIJITJIT(leanphilosophy)(MILKRUN)JIT/22JITMILKRUN-16-22MILKRUNFigure2-2MILKRUNConceptMILKRUNKengHooChuahJonC.Yingling[20]MILKRUN[21]MILKRUN[21]237/101000025225KengHooChuahJonC.YinglingJITMILKRUN-17-22Table2-2datasheetoflocation,windowstimeandsuppliers’numbercase170080017002300case270080017002300case380090016002800case480090016002800case5800900160028008823Figure2-3routedesign242526241,21MILKRUN1JITMILKRUN-18-24Figure2-4suppliers’locationeffecttostock-costcurve25345100758825Figure2-5suppliers’numbereffecttostock-costcurveJITMILKRUN-19-262,324252626Figure2-6suppliers’windowtimeeffecttostock-costcurve2727Figure2-7theselectionofstockpointinreasonJITMILKRUN-20-T4T100%TT200192720033T(outsourcing)TLeadingLogisticsManagement(LLM)LLMTMILKRUNTMILKRUN(leanphilosophy)MILKRUNJIT/JITMILKRUN-21-MILKRUNT4100%MILKRUNSGM6:30F10:30~11:00D7:15~7:452545364534902035A6:50~7:20B7:45~8:15C8:45~9:1512.520132514.5303645E9:15~9:4531MILKRUNFigure3-1MILKRUNRouteConceptJITMILKRUN-22-./263132313231ATable3-1RouteASGM1A2B3CSGM32BTable3-2RouteBSGM1D2E3FSGMJITMILKRUN-23-Blue1Red2Green3Purple1Red2Green332Figure3-2theloadingandunloadingmodesofthetwotrialroutes33Table3-3experimentdatareportgoodgoodgoodgoodgooddelayedgoodgood9goodABJITMILKRUN-24-22003333LLMMRP547%54%7%MILKRUNMILKRUN9998.7MilkrunJITMILKRUN-25-33Figure3-3theefficencyschemeoftheoutputandtransportT3415MILKRUNJITMILKRUN-26-34Table3-4forecastingoutputsandactualoutputsTMILKRUNT2()60MILKRUNlGPSl(34)T12JITMILKRUN-27-8534Figure3-4three-dimesionsimulationschemeofthetruckloadingl24132117ID()()MILKRUNIDIDM