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1、2011FourthInternationalConferenceonIntelligentComputationTechnologyandAutomationAnalysisofFluidFieldandTemperatureFieldofMWWindTurbineBasedonFluentMengDawei,LuYufeng,XuYongmingDepartmentofElectronicEngineering,HarbinUniversityofScienceandTechnologyHarbin,H
2、eilongjiangProvince,Chinaluyufenghust@163.comAbstract—WiththeincreasingofthepowerfromKWtocostofresearch.RapiddevelopmentinthedomesticCFDMWforwindturbines,effectivecoolingmeasuresaretechnologyprogramfoundasolution,thispaperusedFluentintroducedforkeepingthes
3、ystemoperatingwithinthesoftwaretoanalyzethefluidfieldandtemperaturefieldallowabletemperature.Takinga1mwwindturbineasanofthegeneratorrotorthroughthree–dimensional,whichexample,thispaperintroducesthestructuralfeaturesandtheprovidedthebasisfortheproducttriali
4、ntheshorttime.ventilationwayofit,theCFD(ComputationalFluidDynamics)softwareisadoptedtoanalyzethefluidfieldandtheII.VENTILATIONSTRUCTUREPROFILEOFWINDtemperaturefieldofthegenerator.AimingatthecoupledTURBINEproblemoftemperaturefieldandventilationsystemfluidfi
5、eldofgenerator,thethreedimensionalfiniteelementmodelsBecauseoftheparticularityofthewindturbinerunningofventilationsystemfluidfieldandrotorpoletemperatureandinstallationmethod,theventilationcoolingadoptedthefieldofa1MWwindturbinearepresentedaccordingtotheco
6、olingstructurethroughcombiningwithinternalwindpathhydrodynamicsandheattransfertheory.Byusingthefiniteandexternalwindpath,thestructurediagramofventilationelementmethod,thefluidfieldofthegeneratorventilationisshowninFig.1[2].systemiscalculated.Usingthewindsp
7、eed,materialproperties,thesizeanddistributionoforiginofheart,thedistributionofthefluidfieldandthetemperaturefieldcanbegotthroughthesoft.Somedatalikeventilationcoefficientneednotbecalculatedandthewayimprovestheaccuracyoftheresults.Keywords-FluidField;Temper
8、atureField;WindTurbine;Rotor;FluentI.INTRODUCTIONWiththeproportionofthewindpowergenerationgraduallyincreasesinenergyuse,thecapacityofthesingle-generatorisalsoincreasingandtheelectromagneticloadiscontinuallyri
