Spaceclaim-Ansys-SCDM-145-L05-3D-Advanced-Features

©2012ANSYS,Inc.November13,2012114.5ReleaseLecture5:SharedTopologyIntroductiontoANSYSSpaceclaimDirectModeler(SCDM)©2012ANSYS,Inc.November13,201223DAdvancedFeatures•Inthisclasswewillwalkthroughthe3DtoolsusedtocreateandmodifymodelsinSpaceClaiminordertohaveagoodsharedtopology.•Wewillfocuson:A.SharedTopologyB.TransferofModels©2012ANSYS,Inc.November13,201233DAdvancedFeatures–SharedTopologyGoals:-UnderstandwhatisaTopology-UnderstandtheimpactonthemeshGuidingthreadcase:-Manipulationoftheassembly©2012ANSYS,Inc.November13,20124•OpeningDocument–OpenTop_Level_Assy_1.scdoc–SolidsunderthesamecomponentwillbesenttoANSYSasamultibodypartprovidedthatthesharetopologypropertyissettotrue.–ThereshouldbesixsolidsandtwocomponentsintheStructuretree.3DAdvancedFeatures–SharedTopology©2012ANSYS,Inc.November13,20125•HidingComponents–Selectthebluecentersolid.Rightclickinwhitespaceandhidethecomponent.–ClickontheTop_Level_Assycomponentandgotothepropertiespanelinthelowerlefthandcornerofthescreen.ChangetheShareTopologypropertytoTrue.–Dothisforthetwomidsurfacecomponentsaswell.–Noticethatyoudonotneedtoimprintedgesfromonebodytoanothertohaveamulti-bodypart.Itwillbecreatedautomaticallyifthesolidsareinthesamecomponentandthepropertyisset.3DAdvancedFeatures–SharedTopology©2012ANSYS,Inc.November13,20126•Showallcomponents–RightclickonscreenandclickShowAlltomakeallofthepartsvisible.GototherightsideofthePreparetabandclicktheANSYSbuttontosendtheobjectsintoworkbench.–Note:OnlythevisibleobjectswillbesenttoANSYS.3DAdvancedFeatures–SharedTopology©2012ANSYS,Inc.November13,20127•Meshingthesolids–GototheActivesimulationprojectinANSYSWorkbench,andaddameshingboxtothegeometry.–Clickonupdateproject,thendoubleclickonmodel.3DAdvancedFeatures–SharedTopology©2012ANSYS,Inc.November13,201283DAdvancedFeatures–SharedTopology–GototheActivesimulationprojectinANSYSWorkbench,andaddameshingboxtothegeometry.–ExpandtheModelinthestructuretree.Allofthesolidsareunderthesamecomponentsotheywillberecognizedasamultibodypartandusesharedtopology.RightclickonMeshandchooseGenerateMesh.©2012ANSYS,Inc.November13,20129•Closerlookatthemesh–Selectthecentersolidandrightclicktohidethebody.–Noticethatthemeshhasbeenformedaroundthosesolidsthatusedtobethereandwhichwerehiddenbythefirstpart.–Alsonoticethatthetopfacehasbeensplitintoregionsinordertousesharedtopology.–Note:NoimprintingofedgesneedstobedoneinSpaceClaimtomakethisoccur.Partsneedtobeinthesamecomponentwiththepropertyturnedon.3DAdvancedFeatures–SharedTopology©2012ANSYS,Inc.November13,201210•PreventingMultiBodies–GobacktoSpaceClaimandselecttheBearingpartonthetree.–DragitdowninordertoputthispartoutoftheMultiBodiespart.–Note:Thebearingpart(bluepart)isnowindependentandnolongerlinkedwiththeTop_Level_AssyAssembly.3DAdvancedFeatures–SharedTopology©2012ANSYS,Inc.November13,201211•RemeshingtheModel–GobacktoWorkbenchandselectonmodelinthestructuretree.RightclickonGeometryandchooseRefreshGeometry.–Noticethatbearingnowexistsasitsowncomponent.–RightclickonMeshandGenerateMesh.3DAdvancedFeatures–SharedTopology©2012ANSYS,Inc.November13,201212•ExaminingtheMesh–Hidethebearingandnoticethatthesmallcomponentsarenolongersplit–Hidetheplugontopofthemodeltoseethatthesolidsthatarestillunderthesamecomponent(aswellasthemidsurfaces)arestillusingsharedtopology.–Note:Tomakeamultibodypartthesolidsneedtoexistinthesamecomponentwiththesharedtopologypropertysettotrue.3DAdvancedFeatures–SharedTopology©2012ANSYS,Inc.November13,201213•Conclusion–SharedTopologyispassedfromSpaceClaimtoANSYSwhenthesharedtopologypropertyissettotrue.–Solidsorsurfacesunderthesamecomponentwillbetreatedasamultibodypartandwillusesharedtopology.–Topreventsharedtopologyfromoccurringplacesolidsintoindividualcomponents.3DAdvancedFeatures–SharedTopology©2012ANSYS,Inc.November13,2012143DAdvancedFeatures–TransferofModels•LookattheWordfilenamed:•“TransferModelsFromSpaceClaimtoAnsys.doc”