ANSYS ICEM CFD User Manual 14.5

TableofContentsIntroductiontoANSYSICEMCFDOverallProcessOpening/CreatingaProjectCreating/ManipulatingtheGeometryCreatingtheMeshChecking/EditingtheMeshGeneratingtheInputfortheSolverTheANSYSICEMCFDGUIGUIComponentsUsingtheHelpSystemCADRepairCloseHolesRemoveHolesFill,TrimandBlendinStitch/MatchEdgesMatchinStitch/MatchEdgesTetraMeshingIntroductionTetraMeshGenerationInputtoTetraTetraGenerationStepsRepairingtheGeometryGeometryDetailsRequiredSizesonSurfacesandCurvesMeshingInsideSmallAnglesorinSmallGapsBetweenObjectsDesiredMeshRegionTheOctreeMeshMethodImportantFeaturesinTetraCurvature/ProximityBasedRefinementTetrahedralMeshSmootherTetrahedralMeshCoarsenerTriangularSurfaceMeshSmootherTriangularSurfaceMeshCoarsenerTriangularSurfaceEditingToolsCheckMeshSmoothMeshGloballyQualityMetricsAdvancedOptionsforSmoothingMeshPrismMeshPrismMeshProcessPrismMeshPreparationSmoothingTetra/PrismMeshHexaIntroductionFeaturesofHexaMeshGenerationwithHexaTheHexaDatabaseIntelligentGeometryinHexaUnstructuredandMulti-blockStructuredMeshesUnstructuredMeshOutputMulti-BlockStructuredMeshOutputBlockingStrategyHexaBlockTypesSplitMergeAutomaticO-gridgenerationUsingtheAutomaticO-gridImportantFeaturesofanO-gridEdgeMeshingParametersSmoothingTechniquesRefinementandCoarseningRefinementCoarseningReplayFunctionalityGeneratingaReplayFileAdvantageoftheReplayFunctionUsingVariablesintheReplayScriptPeriodicityApplyingthePeriodicRelationship页码，1/59ANSYSICEMCFDUserManual2013/11/1星期五file:///C:/Users/Alex_Wu/AppData/Local/Temp/~hh46F1.htmPre-MeshQualityDeterminantAngleVolumeWarpageMostImportantFeaturesofHexaPropertiesCreateMaterialPropertySaveMaterialOpenMaterialDefineTableDefineElementPropertiesConstraintsCreateConstraint/DisplacementDefineContactDefineSingleSurfaceContactDefineInitialVelocityDefinePlanarRigidwallLoadsForcePressureTemperatureSolveOptionsSetupSolverParametersSetupAnalysisTypeSetupSub-CaseWrite/ViewInputfileSubmitSolverRunFEASolverSupportWorkbenchIntegrationContainsproprietaryandconfidentialinformationofANSYS,Inc.anditssubsidiariesandaffiliates.ANSYSICEMCFD14.5-©SASIP,Inc.Allrightsreserved.IntroductiontoANSYSICEMCFDANSYSICEMCFDprovidesadvancedgeometryacquisition,meshgeneration,andmeshoptimizationtoolstomeettherequirementforintegratedmeshgenerationfortoday’ssophisticatedanalyses.Maintainingacloserelationshipwiththegeometryduringmeshgeneration,ANSYSICEMCFDisusedespeciallyinengineeringapplicationssuchascomputationalfluiddynamicsandstructuralanalysis.ANSYSICEMCFD’smeshgenerationtoolsofferthecapabilitytoparametricallycreatemeshesfromgeometryinnumerousformats:MultiblockstructuredUnstructuredhexahedralUnstructuredtetrahedralCartesianwithH-gridrefinementHybridmeshescomprisinghexahedral,tetrahedral,pyramidaland/orprismaticelementsQuadrilateralandtriangularsurfacemeshesANSYSICEMCFDprovidesadirectlinkbetweengeometryandanalysis.InANSYSICEMCFD,geometrycanbeinputfromjustaboutanyformat,whetherfromacommercialCADdesignpackage,3rdpartyuniversaldatabase,scandataorpointdata.Beginningwitharobustgeometrymodulewhichsupportsthecreationandmodificationofsurfaces,curvesandpoints,ANSYSICEMCFD’sopengeometrydatabaseofferstheflexibilitytocombinegeometricinformationinvariousformatsformeshgeneration.Theresultingstructuredorunstructuredmeshes,topology,inter-domainconnectivityandboundaryconditionsarethenstoredinadatabasewheretheycaneasilybetranslatedtoinputfilesformattedforaparticularsolver.OverallProcess页码，2/59ANSYSICEMCFDUserManual2013/11/1星期五file:///C:/Users/Alex_Wu/AppData/Local/Temp/~hh46F1.htmTheANSYSICEMCFDGUIContainsproprietaryandconfidentialinformationofANSYS,Inc.anditssubsidiariesandaffiliates.ANSYSICEMCFD14.5-©SASIP,Inc.Allrightsreserved.OverallProcessThegenericworkingprocessinvolvesthefollowing:1.Open/Createaproject.2.Create/Manipulatethegeometry.3.Createthemesh.4.Check/Editthemesh.5.Generatetheinputforthesolver.Figure1:TheOverallProcessContainsproprietaryandconfidentialinformationofANSYS,Inc.anditssubsidiariesandaffiliates.ANSYSICEMCFD14.5-©SASIP,Inc.Allrightsreserved.Opening/CreatingaProject页码，3/59ANSYSICEMCFDUserManual2013/11/1星期五file:///C:/Users/Alex_Wu/AppData/Local/Temp/~hh46F1.htmAllthefilesrequiredforaparticularanalysisarecontainedwithinaProject.Youcaneitheropenanexistingprojectorcreateanewproject.TheProjectdirectorytypicallycontainsoneormoreofthefollowingfiletypes:Tetin(*.tin)containsgeometryentities,materialpoints,partassociation,andglobalandentitymeshsizes.ProjectSettings(*.prj)containstheprojectsettings.Domain(*.uns)containstheunstructuredmesh.Blocking(*.blk)containstheblockingtopology.BoundaryConditions(*.fbc)containsboundaryconditions.Attributes(*.atr)containsattributes,localparameters,andelementtypes.Parameters(*.par)containsmodelparametersandelementtypes.Journal(*.jrf)containsarecordofoperationsperformed(echofile).Replay(*.rpl)containsthereplayscript.ContainsproprietaryandconfidentialinformationofANSYS,Inc.anditssubsidiariesandaffiliates.ANSYSICEMCFD14.5-©SASIP,Inc.Allrightsreserved.Creating/ManipulatingtheGeometryANSYSICEMCFDincludesawiderangeoftool