介绍 operation management 项目管理17.ppt

《介绍 operation management 项目管理17.ppt》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、12InventoryManagement12-2LearningObjectivesDefinetheterminventory,listthemajorreasonsforholdinginventories,andlistthemainrequirementsforeffectiveinventorymanagement.DiscussthenatureandimportanceofserviceinventoriesDiscussperiodicandperpetualreviewsystems.Discusst

2、heobjectivesofinventorymanagement.DescribetheA-B-Capproachandexplainhowitisuseful.12-3LearningObjectivesDescribethebasicEOQmodelanditsassumptionsandsolvetypicalproblems.Describetheeconomicproductionquantitymodelandsolvetypicalproblems.Describethequantitydiscountmo

3、delandsolvetypicalproblems.Describereorderpointmodelsandsolvetypicalproblems.Describesituationsinwhichthesingle-periodmodelwouldbeappropriate,andsolvetypicalproblems.12-4IndependentDemandAB(4)C(2)D(2)E(1)D(3)F(2)DependentDemandIndependentdemandisuncertain.Depende

4、ntdemandiscertain.Inventory:astockorstoreofgoodsInventory12-5InventoryModelsIndependentdemand:finishedgoods,itemsthatarereadytobesoldE.g.acomputerDependentdemand:componentsoffinishedproductsE.g.partsthatmakeupthecomputer12-6TypesofInventoriesRawmaterialsandpurchas

5、edpartsPartiallycompletedgoodscalledwork-in-processFinished-goodsinventories(manufacturingfirms)ormerchandise(retailstores)12-7TypesofInventoriesReplacementparts,tools,andsuppliesGoods-in-transittowarehousesorcustomers12-8FunctionsofInventoryTomeetanticipateddem

6、andTosmoothproductionrequirementsTodecoupleoperationsToprotectagainststockouts12-9FunctionsofInventoryTotakeadvantageofordercyclesTohelphedgeagainstpriceincreasesTopermitoperationsTotakeadvantageofquantitydiscounts12-10ObjectiveofInventoryControlToachievesatisfact

7、orylevelsofcustomerservicewhilekeepinginventorycostswithinreasonableboundsLevelofcustomerserviceCostsoforderingandcarryinginventoryInventoryturnoveristheratiooftheaveragecostofgoodssoldtotheaverageinventoryinvestment.12-11AsystemtokeeptrackofinventoryAreliablefo

8、recastofdemandKnowledgeofleadtimesReasonableestimatesofHoldingcostsOrderingcostsShortagecostsAclassificationsystemEffectiveInventoryManagement12-12Inven