aae.FMEA培训-Failure Mode and Effect Analysis(ppt 79

1.1来自IntroductionProduct-FMEABlockdiagram,functiontreeProcess-FMEAProcess-flowdiagram(macro-level),micro-levelFacilitatorskills1.3来自–IntroductionWhyFMEA’s?Definition,Purpose,Types,BenefitsTeamApproachIntroduction1.4来自’s?Appropriaterecommendedactionsmaynothavebeentaken.Savingsinengineeringtime.Reductionofchangesimmediatelybeforeproductionstart(CommercialRelease).1.5来自–DefinitionIdentifypotentialfailuremodesPrioritizeactionsDocumenttheprocess.Structuredgroupofactivitieswhich...1.6来自–PurposeFailuresTimeCR(Productionstart)FMEA1.7来自中国最大的资料库下载RateseverityoffailuremodesIdentifyactionstoreduceoccurenceTestadequacyofcontrolsFMEA–PurposeFMEA’sareintendedto...1.8来自–TypesOpticalProduct-FMEAMechanicalProcess-FMEAElectricalMechanicalElectricalOptical1.9来自(ftboL2)FMEAonL0Board(ftboL1)FMEAonL0Schematics(ftboL0)FMEAonArchitecturesFMEAonchosenArchitecture1.10来自–Product-FMEA’sAssessfailuremodeeffectsonallcustomers.AidsinevaluatingtestspecificationsEvaluationofdesignrelatingtoDFMDFADFTIncreasesthepossibilitytodetectpossiblefailuremodes.ProcesProduct1.11来自–Proces-FMEA’sAssesseffectsonallcustomersIdentifiespotentialmanufacturingandassemblycausestofocuscontrolsonreducingoccurrenceorincreasingdetection.DesignProces1.12来自’sFMEAsWhoinitiates?FailureModeandEffectAnalysisWhoupdates?WhoisFMEA-customer?Startingdate/revisiondate?Whencompleted?Howdocu-mented?Whentodiscard?Whoprepares?1.13来自’sModificationtoaproductorprocessisplannedComponentistobeusedinnewenvironmentCustomerrejectionsFMEA’sarelivingdocumentsandareupdated...1.14来自–TeamApproachCore-teamSupport-team1.15来自–ContentDefineFMEA-teamDefinescopeDescribefunctions»Brainstorming»FunctionTreesProduct-FMEAContent1.16来自–TeamDesign-EnginieerProduction/process-enginieerCore-teamRepresentitivesfrom:•development•production•quality•purchase•testdept.•...SupportteamFacilitator1.17来自–ScopeCreateBlockdiagramIdentifythebounderyforAnalysisConfirmcompositionofsupportteam.Oncecoreteamisestablished...1.18来自来自(SettopWildfire)FrontKlickedDisplayPCBPSUSmartcardPCBFrameCoverKlickedKlickedScrewedScrewed1.20来自DescribestheintentofthedesignMustbemeasurebleorsetatanactionablelevelRepresentsallwants,bothspokenandunspoken.Whatarethefunctionsofthedesign?1.21来自来自SatisfyuserAttractuserGuaranteedurabilityEasytorepareSafetyrequirements1.23来自ProvidesanorganizedapproachtoidentifytheessentialfeaturesofaproductDefinesallspokenandunspokenrequirementsProvidestheteamwithaclearoverviewofallthefunctionsoftheproduct.1.25来自来自–Frontbutton(Settop)HOW?Mustbeprintableandresistancetewear.PQR-Cleantest.Tekstclearlyvisibleafterx-timescleaning.WHY?1.27来自Brainstormallfunctions(VERB-NOUN)Documentindividualfunctionsbyasking“Howisthisfunctionachieved?”Repeatlefttoright,untilactionablelevelWorkrighttoleftandcheckstructurebyasking“Whyisthisfunctionincluded?”1.28来自–FunctionsDescriptionLevel1DescriptionLevel2FunctionModeofFailureEffectCauseAction/SolutionResp.FrontButtonTekstclearvisibleafterPQR-testMCMLP1.29来自:Tekstclearvisibleafter100xcleaning.FailureModeTypeExample1.31来自–ModesoffailureDescriptionLevel1DescriptionLevel2FunctionModeofFailureEffectCauseAction/SolutionResp.FrontButtonTekstclearvisibleafterPQR-testTekstunread-ableMCMLP1.32来自来自