瓶颈漂移条件下基于toc的mrp制定与控制关键问题研究

江苏科技大学硕士学位论文瓶颈漂移条件下基于TOC的MRP制定与控制关键问题研究姓名：宿晓彬申请学位级别：硕士专业：管理科学与工程指导教师：韩文民20080301IMRPIIERPMRPII/ERPTOCMRPTOCMRPII/ERPTOCTOCMRPII/ERPMRPTOCMRPMRPIIManufacturingResourcePlanningERPEnterpriseResourcePlanningMaterialRequirementsPlanningMRPMRPII/ERPTOCMRPTOCMRPII/ERPTOCMRPIIERPMRPTOCTOC9TOCTOCSegalandWhitt(1989)MRPMRPMRPTOCMRPII/ERPMRPAbstractIIAbstractInrecentyears,withthedevelopmentofmarketeconomyandscientifictechnological,thegrowingdiversityandindividualityofmarketdemand,multi-production,mediumandsmallbatchproductionhasbecomethemainproductionmodeofmanufacturingindustry.Currently,manyenterprisesfetchedinMRPIIorERPsystems,buttheMaterialRequirementsPlanningwhichasitscoreexistimportantblemishwhenestablishthestandardofbatchandlead-timeetc,soinfluencedtheuseeffectofMRPII/ERP.Thepurposewhythepapernamed“ResearchonthekeyEstablishandControlProblemofMaterialRequirementsPlanningBasedonTheoryofConstraintunderBottleneckShiftiness”was:contraposingonthekeyproblemsinplanningandcontrollingofMaterialRequirementsPlanning,offerednewmodelsandmethodsthatbasedonthebasicthoughtandcorrespondingstepsofTheoryofconstraintswhenitwasappliedtotheproductionprocess.Atpresent,despitescholarsbothathomeandabroadacquiredanumberofaccomplishmentsintheintegrationofTOCandMRPII/ERP,buttherewasnotyetdetailedstudyonhowtoapplyTheoryofConstraintsthinkingtotheplanningandcontrollingofMaterialsRequirementsPlanning.Therefore,thispaperdiscussedhowtoappliedTOCtotheplanningandcontrollingofMaterialsRequirementsPlanning,studiedonthebottleneckshiftinessidentificationanddynamiccontrol,thedeterminationoftimebuffer,thedeterminationanddynamiccontrolofbatchandlead-time.Thesethreeareasarecloselylinkedandmutuallyaffected.Thepaperfirstpresentedhowtoidentifythebottleneckshiftinessbasedonanalyzedthereasonofthebottleneckshiftiness,discusseditsbadinfluencetotheproductionperformance,andpresentedthedynamiccontrolmethodsandhomologousmanagementcountermeasure.Then,onthebasicofbottleneckidentification,thispaperdiscussedthemodelandmethodtoestimatetimebufferusingqueuingtheoryapproach,whenconsiderthefactorsuchastherateofmachinebreakdown,theabilityofeliminatebreakdown,theprocessbatchandtransferbatchetcwhichinfluencethebuffersize.Later,combinedtheresultofformertwoaspects,accordingtothebasictheoriesconcerningbatchandlead-timeintheTheoryofConstraint,thispapergiverespectivelythemethodtomakecertainprocessbatch,transferbatchandlead-time,andconstructedthedynamiccontrollingmodelofbatchandlead-timebasedonbottleneckshiftiness.Andtheenterprisesdemonstrationsimulationwasvalidated.Themaininnovationinthepaperarediscussedthebottleneckshiftinessidentificationanddynamiccontrol,andthedeterminationproblemofbatchprocessing,processbatchandAbstractIIItransferbatchbasedontheTheoryofConstraints.ThesettlementoftheseissueswillprovidingagoodfoundationforachievethebettercombinebetweenTOCandMRPII/ERP,therebyenhancingtheeffectivenessofMRPestablishment,improveenterprises’productionorganizationlevel.Keywords:TheoryofConstraint,MaterialRequirementsPlanning,Processbatch,Transferbatch,Lead-time.AbstractResearchonthekeyEstablishandControlProblemofMaterialRequirementsPlanningBasedonTheoryofConstraintunderBottleneckShiftinessAbstractInrecentyears,withthedevelopmentofmarketeconomyandscientifictechnological,thegrowingdiversityandindividualityofmarketdemand,multi-production,mediumandsmallbatchproductionhasbecomethemainproductionmodeofmanufacturingindustry,theproductionplanningandcontrollingofthisenterpriseistheimportancepartofenterprisemanagement.Currently,mostenterpriseuseMRPIIorERPsystemstodrawuptheproductionplan,buttheMaterialRequirementsPlanningwhichasitscoreexiststheimportantblemishwhenestablishthestandardofbatchandlead-timeetc,soinfluencedtheuseeffectofMRPII/ERP.Thepurposewhythepapernamed“ResearchontheEstablishandControlProblemofMaterialRequirementsPlanningBasedonTheoryofConstraintunderBottleneckShiftiness”was:contraposingonthekeyproblemsinplanningandcontrollingofMaterialRequirementsPlanning,offerednewmodelsandmethodsthatbasedonthebasicthoughtandcorrespondingstepsofTheoryofconstraintswhenitwasappliedtotheproductionprocess.Atpresent,despitescholarsbothathomeandabroadacquiredanumberofaccomplishmentsintheintegrationofTOCandMRPII/ERP,buttherewasnotyetdetailedstudyonhowtoapplyTheoryofConstraintsthinkingtotheplanningandcontrollingofMaterialsRequirementsPlanning.Therefore,thispaperdiscussedhowtoappliedTOCtotheplanningandcontrollingofMaterialsRequirementsPlanning,studiedonthebottleneckshiftinessidentificationanddynamiccontrol,thedeterminationoftimebuffer,thedeterminationanddynamiccontrolofbatchandlead-time.Thesethreeareasarecloselylinkedandmutuallyaffected.Firstthispapercommencesfromthetheories,didamorein-depthreviewontheonthebasictheoryandrelatedliteratureofTheoryofConstraints.InthefirstchapterandChapterII,weelaboratedtheMaterialRequirementsPlanninganditsroleintheMRPIIandERPsystemofenterprise,analyzedtheexistentproblemanditsreasonsofMRP,proposedthekeyproblemofthispaper;andimporttheTheoryofConstraintintroducedtheoriginandcontento