Spaceclaim-Ansys-SCDM-145-L10cfd-3D-enclosure

©2012ANSYS,Inc.November13,2012114.5ReleaseLecture10–VolumeExtraction(enclosure)IntroductiontoANSYSSpaceclaimDirectModeler(SCDM)©2012ANSYS,Inc.November13,20122•InthislecturewewilluseanotherwaytoextractafluidzoneinSpaceClaim.•Wewillfocuson:A.EnclosureB.SharetopologyC.ImportinANSYSMeshingVolumeenclosurecontains©2012ANSYS,Inc.November13,20123•Openengine-power.stepfile.•Note:Tobeabletoimportastepfile,choosetherightformatintheopenmenu.Fileimport©2012ANSYS,Inc.November13,20124•Componentcreation–Attheloading,22componentsareimported.–RMBonEngine-power–inthestructuretree.•Newcomponent.–Anewcomponentisaddedinthestructuretree•Renamethisnewcomponent–Stator•ItemforRotorReorganizationofthestructuretree©2012ANSYS,Inc.November13,20125•Movecomponents–Selecttherequiredcomponents.•Drag&DroptheselatterintheRotorcomponent–Selectalltheotherones.•Drag&DropthevolumesintheStatorcomponent–RMBonengine-power•Activatecomponent–ToaccessandoperateonallvolumesReorganizationofthestructuretree©2012ANSYS,Inc.November13,20126•Fluidvolumeextraction–Preparetab/Enclosure.•Selectallvolumes–PressLMB&dragitfrombottomrighttoupperleft.•SCcreatesahexavolume–Encloseallvolumes–Adjustthedimensionofthebox•ValidatebyclickingthegreentickEnclosure©2012ANSYS,Inc.November13,20127•Enclosure–Anewcomponentappearsinthestructuretree–Resultsinaboxwithout•ThestatorandTherotor•ButtheirimprintFluidvolume©2012ANSYS,Inc.November13,20128•Extracttheinnerfluidvolume–Createsectionplan•BasedonthesideoftheStator&Rotor.VolumeExtract©2012ANSYS,Inc.November13,20129•Splitthefluidvolume–SplitVolumeoperation•Selecttheenclosure,•Selectthesplitsurface(planI).–Repeatthesameprocedurewith2ndplan.–Enclosurecomponent•Resultsinmultiplevolumes•Deleteunnecessaryvolumes–RedoneVolumeExtract©2012ANSYS,Inc.November13,201210•Thefinalvolume•NextSteps–Decomposein2separatezones•OneStatic•Onemoving•AddmoredecompositiontoeasemeshgenerationGlobalinnerfluidvolume©2012ANSYS,Inc.November13,201211•SplitVolume–Usethesketchplanmode•Crossthefluidvolume–Drawaline•InthemiddlespacebetweenRotor&Stator–Pulloption•Fromtheline•Generateasurface•UsetherotationoperationVolumedecomposition©2012ANSYS,Inc.November13,201212•SplitVolume–ConceptionTab/Splitvolume•Selectthevolume•Selectthesurface(green)–Resultin2separatedvolumes•Orange(static)&•Blue(moving)Volumedecomposition©2012ANSYS,Inc.November13,201213•FurtherDecomposition–toeasemeshgeneration–Stator•Usecombineoperation–Firstsketchasurface–SecondPullsurfacetocreateavolume–Splitvolume/volume•Usesplitsolidoperation–Splitvolume/face(basedonanexistingone)–Rotor•Usesplitsolidoperation–Splitvolume/faceVolumedecomposition©2012ANSYS,Inc.November13,201214•Enclosure–Decompositionleadsto8volumes–LMBonEnclosure•NewComponent–Fluid-Rotor–Fluid-Stator–Drag&DroptherequiredvolumesIntheirrespectedcomponents•Sharetopology–Foreachcomponent•Inthepropertiestab•ChangeittoTrue–WillensureconnectionbetweenvolumesofonecomponentStructuretreere-organization©2012ANSYS,Inc.November13,201215•Readytomesh–Saveitbefore•Saveas–SCDMformat‟filename.scdoc”–SendthepreparedanddecomposedgeometryintoMeshing–Preparetab/ANSYS14•OpenWorkbench•SetonegeometryprojectSCDM-ANSYSWorkbench