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1、NumericalSimulationoftheUnsteadyFlowandPowerofHorizontalAxisWindTurbineusingSlidingMeshYangSunLiangZhangInstituteofOceanRenewableEnergySystemInstituteofOceanRenewableEnergySystemHarbinEngineeringUniversityHarbinEngineeringUniversityHarbin,ChinaHarbin,Chinasunyang@mail.comzha
2、ngliang@hrbeu.edu.comAbstract—Horizontalaxiswindturbine(hereafterHAWT)istheWiththedevelopmentofmoderncomputertechnologyandcommonequipmentinwindturbinegeneratorsystemsinrecentsimulationmethodofturbulence,numericalsimulationmethodyears.Thepaperrelatestothenumericalsimulationof
3、thehasthepotentialtoprovidephysicallysimulationofthewindunsteadyairflowaroundaHAWTofthetypePhaseVIwithturbineflowfield.Theliteraturereportsvariousmethodsonemphasisonthepoweroutput.Therotordiameteris10-mandrotorflowsusingfullN-Scodesforpreliminaryaerodynamictherotatingspeedis
4、72rpm.Thesimulationwasundertakenwithstudies[3–5].EffectsoftransitionandturbulencemodelsweretheComputationalFluidDynamics(CFD)softwareFLUENT6.2investigatednumericallyin[6–7].usingtheslidingmeshescontrolledbyuser-definedfunctions(UDF).Entiremeshnodenumberisabout1.8millionandit
5、isTheaimofthepresentworkistoobtainaerodynamicgeneratedbyGAMBIT2.2toachievebettermeshquality.ThepredictionsofHAWTwiththeaidofacommerciallyavailablenumericalresultswerecomparedwiththeexperimentaldataCFDcodeFLUENT6.2.TherepresentativehorizontalaxisfromNRELUAEwindtunneltest.Thec
6、omparisonsshowthatwindturbinePhaseVIrotorwasselectedastheresearchthenumericalsimulationusingslidingmeshescanaccuratelyobjectsinthepaperandtheunsteadyflowarounditwaspredicttheaerodynamicperformanceofthewindturbinerotor.simulatedbyusingslidingmesheswhichcontrolledbyUDF.Thecalc
7、ulationsarecomparedwithexperimentaldatafromKeywords-numericalsimulate;HAWT;poweroutput;slidingNRELUAEwindtunneltestattheNASAAmesResearchmesh;UDFCenterforvalidationpurposes.I.INTRODUCTIONII.TURBINEGEOMETRYAtpresent,therenewableenergybecomesattractiveagainForcomparingwindturbi
8、nemodelpredictionswithformanycountriesastheenvironmentisbecomingworseandmea
