基于故障树分析法的拖轮柴油机故障诊断方法

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1、ABSTRACTAstheimportantauxiliaryvesselsforships’entryandexitoftheport，tugboatiswidelyusedinthevariousportsintheworld，withthetendencyofdevelopmentoflargerships．Inrecentyears；thetugboatindustryalsohadanunprecedenteddevelopment，playingaveryimportantroleintheprocessofships’entryandexitoftheport．Withth

2、erequirementofflexibleoperation，maneuveringcharacteristics，thetugboatworksintheconditionoflargemainengineloadchanges，whichisextremelybad，SOthevarioussystemsofthetugboatmainengineoftenfail．Thetimeformerchantships’entryandexitoftheportisurgent；thetugboats’highworkintensityleadsthemainengineofthetug

3、boattohighstabilityrequirementsoftugboatmainengineperformance，SOitisrequiredthatthemarineengineersshouldeliminatethefailsofthemainengineassoonaspossible．Faulttreeanalysisisananalysismethodthatapplicabletoavarietyofcomplexsystemstypicalfailure，whichhasbeenwidelyusedinvariousfieldsofresearch，especi

4、allyfordieselenginefaultdiagnosissystem．Withthedescriptionofthetraditionalfaultdiagnosismethod，thisarticleadoptedthefaulttreeanalysisandmadeanalysisandsummaryforthecommonfailuresofseveralmajorsystemsofthemainengine，pointingthetipsofmaintenancemanagementanddisposal．Meanwhilethesumma呵wasmadeforthef

5、aulttreetheoryandgeneralmethod，aimingatthecommontugboatmainenginefailures，designandfeasibilityanalysiswasmade，usingthetheoryandthefaulttreetheory．Withthehelpoftheaboveanalysis，theengineerscandoabetterjobofmaintenanceandmanagementoftheequipmentandquicklyandeffectivelyeliminateallkindsofcommonfault

6、s．Inaddition，thisarticlealsomadethesystematicanalysisofthecommonfailuresofthetugboatmainengine，andmeanwhileestablishedthefaulttreesystem，withthehelpofthisfaulttreesystem，themarineengineerscouldmakethediagnosisofthecommonfailures，improvingtheworkingefficiency．Thisarticlehassomereferencevalueinthea

7、reaofquickdiagnoseofthevarioussystemsofmainenginecommonfailures，reducingthemaintenancecostandimprovingtheworkingefficiency．Keywords：Tugboat；Faultdiagnosis；Faulttreeanalysis；FaultdiagnosissystemV目录第1章绪论⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯