ANSYS R17 拓扑优化ACT使用方法

1©2016ANSYS,Inc.February15,2020ANSYSTopologyOptimizationACTExtensionANSYSInc.17.0Release2©2016ANSYS,Inc.February15,2020ANSYSTopologyOptimization-Overview•ACTApplicationname:ANSYSTopologyOptimization•ACTApplicationversion:R17.0•Targetapplication:WBMechanical•ANSYScompatibleversion:R17.0•Description:ExposesTopologyOptimizationcapabilitiesinWorkbenchMechanical.TheoptimizedmodelcanthenbeexportedandeditedinSpaceClaimtoperformsubsequentvalidationanalysis,optionallyimportintoaCADsystem,and/orbesenttoa3Dprinterformanufacture.3©2016ANSYS,Inc.February15,2020Information•Pleasepayattentiontoparagraph9oftheCLICKWRAPSOFTWARELICENSEAGREEMENTFORACSEXTENSIONSregardingTECHNICALENHANCEMENTSANDCUSTOMERSUPPORT(TECS):“TECSisnotincludedwiththeProgram(s)”•Reportanyissueorprovidefeedbackrelatedtothisapppleasecontact:[e-mail]4©2016ANSYS,Inc.February15,2020BinaryAppInstallation(1)InstallingfromtheACTStartPage:1.Fromtheprojectpage,selectthe“ACTStartPage”option2.Clickon“ExtensionManager”3.Press“+”symbolinthetoprightcorner4.Itwillopenafiledialogtoselecttheappropriate“*.wbex”binaryfile5.TheextensionisinstalledLoadingtheextension:1.FromtheExtensionManager,clickonyourextensionandchoose‘LoadExtension’2.TheextensionisloadedNotes:•Theextensiontobeinstalledwillbestoredinthefollowinglocation:%AppData%\Ansys\v170\ACT\extensions•Theinstallationwillcreateafolderinthislocation,inadditiontothe.wbexfile5©2016ANSYS,Inc.February15,2020BinaryAppInstallation(2)•Oncethebinaryextensionisinstalledatdefaultlocation,onecanmovethe*.wbexandthefoldertoanyotherlocation–Defaultpath:%AppData%\Ansys\v170\ACT\extensions–Newpath:Anylocationonyourmachine,shareddriveetc.•AllusersinterestedinusingtheextensionneedtoincludethatpathintheirWorkbenchOptions1.Inthe“Tools”menu,selectthe“Options…”2.Select“Extensions”inthepopuppanel3.Addthepathunder“AdditionalExtensionsFolder…”DefineadditionalfoldersinwhichACTwillsearchforextensionsinordertoexposethemintheExtensionManager123Notes:•Duringthescanoftheavailableextensions,thefolderswillbeanalyzedaccordingtothefollowingorder:1.Theapplicationdatafolder(e.g.%AppData%\Ansys\v170\ACT\extensions)2.Theadditionalfoldersdefinedinthe“AdditionalExtensionFolders”property3.Theinstallationfolder4.The“extensions”folderpartofthecurrentWorkbenchproject(iftheprojectwaspreviouslysavedwiththeextension)•Ifanextensionisavailableinmorethanoneoftheselocations,the1stoneaccordingtothescanorderisused6©2016ANSYS,Inc.February15,2020UserDocumentationContents•Overview•UserGuide–DesignOptimization–ValidationAnalysis7©2016ANSYS,Inc.February15,2020ANSYSTopologyOptimizationACTExtension•Summaryofcapabilities:–ThisACTAppinstallsaTopologyOptimizationSystemintheWorkbenchProjectSchematic–TheACTAppexposesTopologyOptimizationcapabilitiesinWorkbenchMechanical–VariousoptimizationobjectiveandconstraintresponsetypesareavailableforoptimizingStaticStructuraldesigns–TheshapeoftheoptimizeddesigncanbeviewedandsavedintheformofanSTLfile–SpaceClaimcanbeusedtocleanup,modifyandconverttheSTLfileintoasolidmodel–ThedesigncanbeverifiedbyimportingthesolidmodelintoadownstreamStaticStructuralSystemandperformingvalidationanalysis–TheSTLfileoftheoptimizedmodelcanbesenttoa3Dprinterformanufacture8©2016ANSYS,Inc.February15,2020CapabilitiesOverview:TopologyOptimization•ObjectiveFunctions–SingleandMultiCompliance–LocalDegreeofFreedom–LocalDisplacement–ReactionForce–Volume,Mass•ConstraintFunctions–LocalDegreeofFreedom–ReactionForce–Volume,Mass–LocalStress–GlobalStress•ManufacturingConstraints–MaximumMemberSize–MinimumMemberSize–Symmetry–Extrusion•MechanicalPhysics–LinearStress–SteadyState–LinearBondedContact–SolidBodies(2Dand3D)9©2016ANSYS,Inc.February15,2020CapabilitiesOverview:ExposureandWorkflow(1)•StaticStructuralProblemSetup–SetupinStaticStructuralSystem–OptionallySolvetoobtainreferencesolution•OptimizeDesign–LinktodownstreamTopologyOptimizationSystem(ACTExtension)–DefineDesignObjectives,DesignandManufacturingConstraints–Solvetoobtainoptimizedmodel–Visualize,inspectand“extract”shapeofoptimizedmodel–Export/SaveSTLfileofoptimizedmodel10©2016ANSYS,Inc.February15,2020CapabilitiesOverview:ExposureandWorkflow(2)•ValidateDesign–EditSTLmodelinSpaceClaimandconverttosolidgeometry–CreatedownstreamStaticStructuralSystemtovalidateoptimizeddesign–ImportmodelintodownstreamStaticStructuralSystem,remeshandreapplyproblemsetup–Performvalidationanalysis11©2016ANSYS,Inc.February15,2020UserGuide:StaticStructuralProblemSetup12©2016ANSYS,Inc.February15,2020STATICSTRUCTURALPROBLEMSETUPFOROPTIMIZATION•Create“DesignSpace”–Creategeometryfromscratch,or–Importpartorassemblytobeoptimized•Applyloads,supports,materialprops,etc.•Guidelinesformeshingdesignspace–SetPhysicsPreferencetoMechanical–Usequadrilateralelements(MidSideNodesKept)–PreferredelementsareHexsfollowedbyWedges,followedbyTets–Wherepossibleuseaconstantelementsize13©2016ANSYS,Inc.February15,2020UserGuide:DesignOptimization14©2016ANSYS,Inc.February15,2020TOPOLOGYOPTIMIZATIONAPPINSTALLATIONInstallingfromtheACTStartPage:1.Fromtheprojectpage,selectthe“ACTStartPa