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流固耦合计算实例.docx

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OscillatingPlatewithTwo-WayFluid-StructureInteraction ANSYS-China Introduction Thistutorialincludes: Features OverviewoftheProblemtoSolve SettinguptheSolidPhysicsinSimulation(ANSYSWorkbench) SettinguptheFluidPhysicsandANSYSMulti-fieldSettingsinANSYSCFX-Pre ObtainingaSolutionusingANSYSCFX-SolverManager ViewingResultsinANSYSCFX-Post Ifthisisthefirsttutorialyouareworkingwith,itisimportanttoreviewthefollowingtopicsbeforebeginning: SettingtheWorkingDirectory ChangingtheDisplayColors Unlessyouplanonrunningasessionfile,youshouldcopythesamplefilesusedinthistutorialfromtheinstallationfolderforyoursoftware(<CFXROOT>/examples/)toyourworkingdirectory.Thispreventsyoufromoverwritingsourcefilesprovidedwithyourinstallation.Ifyouplantouseasessionfile,pleaserefertoPlayingaSessionFile. Samplefilesreferencedbythistutorialinclude: OscillatingPlate.pre OscillatingPlate.agdb OscillatingPlate.gtm OscillatingPlate.inp Features ThistutorialaddressesthefollowingfeaturesofANSYSCFX. ComponentFeatureDetailsANSYSCFX-PreUserModeGeneralModeSimulationTypeTransientANSYSMulti-fieldFluidTypeGeneralFluidDomainTypeSingleDomainTurbulenceModelLaminarHeatTransferNoneOutputControlMonitorPointsTransientResultsFileBoundaryDetailsWall:MeshMotion=ANSYSMultiFieldWall:NoSlipWall:AdiabaticTimestepTransientANSYSCFX-PostPlotsAnimationContourVectorInthistutorialyouwilllearnabout: Movingmesh Fluid-solidinteraction(includingmodelingsoliddeformationusingANSYS) RunninganANSYSMulti-field(MFX)simulation Post-processingtworesultsfilessimultaneously. OverviewoftheProblemtoSolve Thistutorialusesasimpleoscillatingplateexampletodemonstratehowtosetupandrunasimulationinvolvingtwo-wayFluid-StructureInteraction,wherethefluidphysicsissolvedinANSYSCFXandthesolidphysicsissolvedintheFEApackageANSYS.Couplingbetweenthetwosolversisrequiredthroughoutthesolutiontomodeltheinteractionbetweenfluidandsolidastimeprogresses,andtheframeworkforthecouplingisprovidedbytheANSYSMulti-fieldsolver,usingtheMFXsetup. Thegeometryconsistsofa2Dclosedcavity.A