流固耦合计算实例

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1、OscillatingPlatewithTwo-WayFluid-StructureInteractionANSYS-ChinaIntroductionThistutorialincludes:·Features·OverviewoftheProblemtoSolve·SettinguptheSolidPhysicsinSimulation(ANSYSWorkbench)·SettinguptheFluidPhysicsandANSYSMulti-fieldSettingsinANSYSCFX-Pre·ObtainingaSolution

2、usingANSYSCFX-SolverManager·ViewingResultsinANSYSCFX-PostIfthisisthefirsttutorialyouareworkingwith,itisimportanttoreviewthefollowingtopicsbeforebeginning:·SettingtheWorkingDirectory·ChangingtheDisplayColorsUnlessyouplanonrunningasessionfile,youshouldcopythesamplefilesused

3、inthistutorialfromtheinstallationfolderforyoursoftware(/examples/)toyourworkingdirectory.Thispreventsyoufromoverwritingsourcefilesprovidedwithyourinstallation.Ifyouplantouseasessionfile,pleaserefertoPlayingaSessionFile.Samplefilesreferencedbythistutorialinclude:·

4、OscillatingPlate.pre·OscillatingPlate.agdb·OscillatingPlate.gtm·OscillatingPlate.inp1.FeaturesThistutorialaddressesthefollowingfeaturesofANSYSCFX.ComponentFeatureDetailsANSYSCFX-PreUserModeGeneralModeSimulationTypeTransientANSYSMulti-fieldFluidTypeGeneralFluidDomainTypeSi

5、ngleDomainTurbulenceModelLaminarHeatTransferNoneOutputControlMonitorPointsTransientResultsFileBoundaryDetailsWall:MeshMotion=ANSYSMultiFieldWall:NoSlipWall:AdiabaticTimestepTransientANSYSCFX-PostPlotsAnimationContourVectorInthistutorialyouwilllearnabout:·Movingmesh·Fluid-

6、solidinteraction(includingmodelingsoliddeformationusingANSYS)·RunninganANSYSMulti-field(MFX)simulation·Post-processingtworesultsfilessimultaneously.1.OverviewoftheProblemtoSolveThistutorialusesasimpleoscillatingplateexampletodemonstratehowtosetupandrunasimulationinvolving

7、two-wayFluid-StructureInteraction,wherethefluidphysicsissolvedinANSYSCFXandthesolidphysicsissolvedintheFEApackageANSYS.Couplingbetweenthetwosolversisrequiredthroughoutthesolutiontomodeltheinteractionbetweenfluidandsolidastimeprogresses,andtheframeworkforthecouplingisprovi

8、dedbytheANSYSMulti-fieldsolver,usingtheMFXsetup.Thegeometryconsistsofa2Dclosedcavity.Athinplatei