OEE设备综合效率-英文ppt课件.ppt

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1、OEE:OverallEquipmentEfficiencyIntroductionOEEDefinitionOEEmeasurementOEEcasestudyOEEanalysisandimprovementNewinvestmentrequestsContentsOEEmeasurementandimprovementmustbeimplemented:Forheavyandexpensivemeansthatareabottleneckcomparingtothecustomerdemandinordertode

2、liver,then,inordertoprovidedata’storequestanewinvestmentIntroductionOEEDefinitionOEEmeasurementOEEcasestudyOEEanalysisandimprovementNewinvestmentrequestsContentsOEErateCalculation(%)AddedvalueOperatingtime=NbofgoodpartsproducedxStandardCycleTimeNominalopeningtime

3、=Daysoftheweekwhenthefactoryisopenonaregularbasis(ieincludingmanagement,supportfunctions,..)OEE=AddedvalueOperatingtimeNominalopeningtimeStandardCycleTime=ThebesteverobservedrespectingqualitycriteriaIntroductionOEEDefinitionOEEMeasurementOEEcasestudyOEEanalysisan

4、dimprovementNewinvestmentrequestsContentsOEE:Categoryoflosses1Plannedstops(meals,breaks,training,meeting,plannedmaintenance,tests)2Machinebreakdownsandnoplannedmaintenance6Micro-stoppageandSlowdown(whatisleftoverafterdeductingthe6othercausesoflosses)5NoQuality(Pa

5、rtsmanufacturedbutnotgoodandrework)NoOEElosses4Organizationalstops(Lackoftool,material,worker,punctuallackofload)3ChangeovertimeTotalAvailableTime365daysx24hoursValueaddedoperatingtime*FactorynotopenedonaregularbasisOEE(%)100(%)Nominalopeningtime7Equipmentnotopen

6、butfactoryopen*NbofgoodpartsproducedxStandardcycletime)WhatareCycletimeandChangeovertime?PRODUCTA1stPRODUCTBQualitynotyetOKPRODUCTBQualityOKCycleTime(CT)=TimespentbetweenIloadpart« A »untilIloadnextpart« A »CTCTChangeOvertime(C/O)=timebetweenlastgoodpart“A”andfir

7、stgoodpart“B”C/OtimeUnloadingLoadingPRODUCTATransformationCTUnloadingLoadingTransformationHowtotracklosses?“Productiontrackingform”Standardformtobeused:ATDPRO_APS_productiontrackingform_FC_*.xlsIntroductionOEEDefinitionMeasurementOEEcasestudyOEEanalysisandimprove

8、mentNewinvestmentrequestsContentsOEEcasestudyThursdayAM:Machinedatarecordedduringoneweek:PartTypeABCGoodparts753Rejects110CycleTime5h2h1hNoOEEReasonsNoinstruct