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EngineShopVisitForecastingGregSlaterTechnicalReviewMeetingSuzhou,4-6November2015aretrademarksofCFMInternational,a50/50joint betweenSnecma(Safrangroup)andGE.Theinformationinthis GregSlater蘇州,2015年11月4-6aretrademarksofCFMInternational,a50/50joint betweenSnecma(Safrangroup)andGE.Theinformationinthis TableofContentsEngineManagementGoalsShopVisitForecastingFactorsStepsForCustomersToShopVisitCapacityShortfallEngineStaggeringSummary3/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,20154/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,2015EngineManagementGoalsHighEngineReliabilityandSafetyPreventsignificantoperationaleventsAvoidanceofDisruptions(D&C)PredictableShopVisitsFewerspareenginesrequiredtosupportfleetImproved ImprovedpartsprovisioningImprovedprocedureforforecastingengineoverhaulcostsoptimizeshopcostoverownershipReducedOn-WingnnedlinemaintenanceactivityEliminationofspecialinspectionsImprovedUERRateVibrationImprovedTimeOn-On-WingWaterImprovedTroubleshootingOptimizationofCostof5/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,2015

6/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,2015ShopVisitForecastingFactorsTheon-conditionmaintenanceconceptrequiresthattheinstalledenginebetrendmonitoredandinspectedonaregularbasistodeterminethelatesttimeforremovalandoverhaul.Time&CyclesSinceLLPInstalled-DetermineswhenmodulesmustbeexposedforLLP MatchLLPlivesacrosstheTime&CyclesSinceShopVisitHour/CycleRatioCurrentEGTUtilizationOn-WingTroubleshooting7/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,2015 裝機(jī) 小時(shí)/8/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,2015ShopVisitForecastingFactorsThegoalofon-conditionmaintenanceisto izethetime/cyclesanenginecanbeoperatedbetweenshopvisits.SeveralfactorsinfluencethetimebetweenoverhaulEngineConfigurationProduction/SBimplementationthatextendAnyupgradesavailabletoreduceEngineThrust-Anyopportunitytore-rateDerate-ReducesdeteriorationImprovesEGTMduringProductionEngineReliabilityOverhauledEngineReliabilityWarm-up/Shut-DownPracticesColdEngine=Engineshutdown>615minWarm-upSignificantreductioninEGTduringEnvironmentalFactors-erosion,pollution,ambientWaterwashProgramTOEGTMGain~3-11oCRetention~1-6CruiseFF~0.0-0.4%9/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,2015 發(fā)動(dòng)機(jī)構(gòu)型–減推–減 提高起飛EGT冷發(fā)615分鐘暖車能顯著降低起飛EGT起飛EGT 恢復(fù)~3-11保持~1-6巡航燃油流量~0.0-0.4%10/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,2015ShopVisitForecastingFactorsOtherConsiderationsAirworthinessDirectivesOwnershipHorizonLeaseReturnRequirementsEGTandLLPRequirementsaresignificantdrivertoFleetDistributionofEnginesMayneedtobuildon-wingentitlementtostaggerfleetshopvisitscheduleinthefuturetyofSparesAvailableBudgetConstraintsShopLoading/ManpowerInHousevs.OutsourceHowquicklydoyouneedtheengineMaydriveheavyvs.light11/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,2015EGT 修理廠產(chǎn)能/12/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,2015NextStepsForCustomersToTakeUnderstandEnginePerformanceDeteriorationandprojecttimeon-wingforengineremovalsUnderstandLLPHardware–projectfalloutdatesbasedonlimitingLLPhardware–useprojectedLLPLimitsDevelopforecastofUnscheduledEngineRemovalsCreatewaterwashprogram Createworkscopesforenginespriortoengineremovalandhaveashopselectedfortheshopvisit–reducewing-to-wingtimeto90daysSelectfleetleaderenginesandreviewadjacenthardwareconditionstoassurethatworkscopecoversallissuesContinuetoreviewshopfindingsreportstoassureworkscopeiseffectiveCreateshopvisitforecastforallenginesthroughfirstseveralshopvisitstoassureadequatestagger(levelloadingofthevisits)isbuiltintothefleet13/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,2015 理解 件–根據(jù) 件時(shí)壽限制來規(guī)劃到期日期–用來規(guī)劃 在發(fā)動(dòng)機(jī)換發(fā)前建立工作范圍并確定送修的修理廠–減少翼到翼時(shí)間到90 14/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,2015ShopVisit–NeedtoStaggerEnginesOptionstoimproveShopVisitCapacityShortfallRemoveenginesearlytobuildbetterstaggerintofleetPurchaseadditionalSpareEnginestosupportsurgein2012-2018timevariesfleettofleetbasedonLLPforecastedShopVisitPurchasecoremodulestoimproveturntimeofenginesthruWorkscopeenginestoimproveenginestaggerBuildsomeenginesto20Kcyclestublife– ceallrotatingpartsandHPTBladesBuildsomeenginesto30KTSN(FanLLP)–WillrequireLPThardwarere cementatcoreLLPBuildbalanceofenginestoLPTLLP(25KTSN)Improvewing-to-wingtimeavailabilityofenginesgoingtotheshopbydeterminingshopandworkscopepriortoengineremoval15/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,2015送修額外的備發(fā)來支持2012-2018 將部分發(fā)動(dòng)機(jī)設(shè)置20K循環(huán)的使 –更換所有轉(zhuǎn)動(dòng)部件和HPT葉將部分發(fā)動(dòng)機(jī)設(shè)置30K小時(shí)的使 (風(fēng) 件)–要求LPT部件 LPT 件(25K自新循環(huán)16/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,2015EngineStaggeringDoneforseveralreasonsMinimizecommonengineTSN/CSN–minimizingimpactof“QualityEscapes”AttempttolevelloadshopvisitsLevelloadoroptimizemaintenance$$requiredtosupportfleetMinimizes tyofspareenginesrequiredCanbeplishedbyre-positioningenginesfromAircrafttoAircraftShortRangeprogramEffectiveonallengineprogramsCanbeplishedviaWorksco andselectionofLLPLongRangeprogramEffectiveonCFMengineprogramsIfthefleetcycledistributionistight,maybedifficulttosufficientlystaggerpopulationtoavoidcapacityissue(notenoughspareengines)WhenselectingStubLifeforre-build,needtoprojectsubsequentremoval17/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,2015 對(duì)CFM 18/CFMProprietaryInformationsubjecttorestrictionsonthe TechnicalReviewMeeting,Suzhou,2015SummaryOverthenextthreeyears:ShopVisit ty/yearincreasesovernextthreeyearsExpectmorefullperformancerestorationworkscopesPerformanceDeteriorati