流固耦合计算实例.doc

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1、OscillatingPlatewithTwo-WayFluid-StructureInteractionANSYS-China王昱皓IntroductionThistutorialincludes:·Features·OverviewoftheProblemtoSolve·SettinguptheSolidPhysicsinSimulation(ANSYSWorkbench)·SettinguptheFluidPhysicsandANSYSMulti-fieldSettingsinANSYSCFX-Pre·ObtainingaSolutionusingANSYSC

2、FX-SolverManager·ViewingResultsinANSYSCFX-PostIfthisisthefirsttutorialyouareworkingwith,itisimportanttoreviewthefollowingtopicsbeforebeginning:·SettingtheWorkingDirectory·ChangingtheDisplayColorsUnlessyouplanonrunningasessionfile,youshouldcopythesamplefilesusedinthistutorialfromtheinst

3、allationfolderforyoursoftware(/examples/)toyourworkingdirectory.Thispreventsyoufromoverwritingsourcefilesprovidedwithyourinstallation.Ifyouplantouseasessionfile,pleaserefertoPlayingaSessionFile.Samplefilesreferencedbythistutorialinclude:·OscillatingPlate.pre·OscillatingPlate.a

4、gdb·OscillatingPlate.gtm·OscillatingPlate.inp1.FeaturesThistutorialaddressesthefollowingfeaturesofANSYSCFX.ComponentFeatureDetailsANSYSCFX-PreUserModeGeneralModeSimulationTypeTransientANSYSMulti-fieldFluidTypeGeneralFluidDomainTypeSingleDomainTurbulenceModelLaminarHeatTransferNoneOutpu

5、tControlMonitorPointsTransientResultsFileBoundaryDetailsWall:MeshMotion=ANSYSMultiFieldWall:NoSlipWall:AdiabaticTimestepTransientANSYSCFX-PostPlotsAnimationContourVectorInthistutorialyouwilllearnabout:·Movingmesh·Fluid-solidinteraction(includingmodelingsoliddeformationusingANSYS)·Runni

6、nganANSYSMulti-field(MFX)simulation·Post-processingtworesultsfilessimultaneously.1.OverviewoftheProblemtoSolveThistutorialusesasimpleoscillatingplateexampletodemonstratehowtosetupandrunasimulationinvolvingtwo-wayFluid-StructureInteraction,wherethefluidphysicsissolvedinANSYSCFXandthesol

7、idphysicsissolvedintheFEApackageANSYS.Couplingbetweenthetwosolversisrequiredthroughoutthesolutiontomodeltheinteractionbetweenfluidandsolidastimeprogresses,andtheframeworkforthecouplingisprovidedbytheANSYSMulti-fieldsolver,usingtheMFXsetup.Thegeometryconsistsofa2Dclosedcavity.Athinpla