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1、PMC物料需求计划与原料库存控制64893（PMCmaterialrequirementplanningandmaterialinventorycontrol64893）MaterialrequirementsplanningandmaterialinventorycontrolMRP(MRPMaterials,RequirementPlanning)mainlyinvolvestwoaspects:oneisaccordingtotheproductionplanandmateriallist(BOMBill,ofMa
2、terials)tocalculatethetimeofrawmaterialsusedintheproductionplan;twoisthecombinationoftheaboveplanhasbeenformulated,theconsumptionofrawmaterialstherawmaterialinventorycontrolmethodsandthecharacteristicsoftheprocurementofrawmaterials,formulationofrawmaterialssupply
3、plan(orpurchaseplan).OnlyknowthematerialconsumptionofproductionplanforthelogisticsmanagementoftheUS(orpurchase)isnotenough.Becausewealsohopethattheinventoryofrawmaterialscanproperlysupporttheproductionofconsumption,notonlybecauseofthefrequentstockorlackofrawmater
4、ialsandproduction,andavoidunnecessaryoccupationofenterprisefundstheinventoryofrawmaterials.TheconsumptionplanfirstweekssecondweeksthirdweeksfourthweeksfifthweeksformermaterialoriginalvillageA300250rawmaterialsBvillage1000700550sourcevillageC350400300sourcevillage
5、D500500materialE100040004000350080rawmaterialsF53025304......Table1showsthematerialsconsumedinproductionplanafterthecalculationofBOMandproductionplanaftertheexample.Sometimesdifferentproductswillcostthesamerawmaterial.Intheprocessofcalculation,foreachrawmaterial,
6、shouldcalculatethesumofallkindsofconsumption.Inaddition,althoughtheuseofthiscaseintheintervalof1weeks,buttheactualwork,shouldaccordingtodifferentrawmaterialsfordifferenttimeintervals.Todeterminethetimeinterval,accordingtotheimportanceofminimumquantity,materialmat
7、erials(mainlythroughtheABCanalysisresults)andmaterialplanningandpersonnelworkloadplanning.Thetimeintervalisfine,plantobemoreaccurate,theinventorycontrolisstrictly.Theminimumquantity:ifconsumptionperweek,fargreaterthantheminimumquantityandthesupplieragreement,will
8、wishtouseeverydayforthetimeinterval.Thisisbecauseweoftentalkedabout,theaveragestockofsmallbatchofthecomplementsystemislessthanthequantityofthecomplementsystem.
