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1、ERP原理與應(yīng)用機械工業(yè)出版社1目錄結(jié)構(gòu)導(dǎo)引篇原理篇選型篇實施篇應(yīng)用篇實務(wù)篇2導(dǎo)引篇ERP在中國,風(fēng)風(fēng)雨雨20年。入世的沖擊,信息化的浪潮,使ERP倍受關(guān)注。當(dāng)ERP迎面走來的時候,我們頭腦中會有各種各樣的疑問……3就從這里說起吧4MRP、MRPII和ERPMRP---MaterialRequirementsPlanningMRPII---ManufacturingResourcePlanning1977OliverWight:198
2、51989ERP---EnterpriseResourcePlanning5制造企業(yè)中常見的問題如何滿足多變的市場需求?如何準(zhǔn)確及時地作出客戶承諾?如何處理緊急的客戶訂單?如何保持均衡的生產(chǎn)計劃和活動?如何避免物料短缺?如何避免庫存積壓?如何準(zhǔn)確及時地了解生產(chǎn)情況?如何管理供應(yīng)商?如何提高產(chǎn)品質(zhì)量?如何降低產(chǎn)品成本?如何及時地作好財務(wù)分析?如何真正地發(fā)揮財務(wù)管理的計劃、控制和分析的作用?如何使企業(yè)能夠以統(tǒng)一的觀點和共同的語言來處理問題?6MRP能夠做什么?BalanceSup
3、plyandDemandDemandsSuppliesMRPIndependentDemand-CustomerOrders-SalesForecast-ServiceForecast-SafetyStockDependentDemandInventoryP.O.ReceiptsM.O.Receipts7MRP能夠做什么MRP是一種模擬技術(shù):根據(jù)主生產(chǎn)計劃、物料清單和庫存余額,對每種物料進行計算,指出何時將會發(fā)生物料短缺,并給出建議,以最小庫存量來滿足需求且避免物料短缺。8ThePurposeofMRPIIInventoryCompu
4、terGeneralLedger9MRP、MRPII和ERP不是來自于理論家的靈感迸發(fā)。10TheExperienceTellsUsTheexperienceofimplementingandoperatingeffectivesystemsdemonstratesthatthefundamentalsofplanning,scheduling,andcoordinatingallthedifferentfunctionswithinamanufacturingbusinessarethesamefromcompanytocompan
5、y.11StandardLogicExistsTheexperienceconfirmsthatastandardlogicexistsforplanning,scheduling,controlling,andcoordinatingmanufacturingactivities.12TheStandardLogicofManufacturing---Gradually,peoplefindtheUniversalManufacturingEquation.13UniversalManufacturingEquationThisst
6、andardlogicisasimulationoftheuniversalmanufacturingequation:Whatarewegoingtomake?Whatdoesittaketomakeit?Whatdowehave?Whatdowehavetoget?14制造業(yè)基本方程----MRP概念公式A*B-C=DA=主生產(chǎn)計劃=要生產(chǎn)什么?B=物料清單=用什么生產(chǎn)?C=庫存記錄=有什么?D=物料需求計劃=還應(yīng)得到什么?15ThePurposeofanMRPIISystemAnMRPIIsystemhasonlyonepur
7、pose:toaccuratelysimulatetherealitiesofamanufacturingenvironment.16SIMULATIONAnMRPIIsystemisasimulationofthelogisticsofamanufacturingcompany;itmustfaithfullysimulatewhatactuallyhappenedonthefactoryfloor,inpurchasing,indistribution,andinthestockroom,oritwillnotwork.17MRP
8、II/ERP的發(fā)展(外延)1960-19751975-19851985-平臺大型機小型機微型機軟件成本$300-500K$100-150K$50-80K硬件成本$2-5M$300-500K$50-80K18MRPII/E