材料数值模拟基础（朱鸣芳）chapter8-iifemsoftware

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1、Autodyn&LSDynaStructuralANSYSPre8ICEM&ANSYSCFXANSYSFluent一DesignSoaceRigid/fiexibleDynamicsAdvancedMeshing/BreadthIntroductionofFEASoftware1ANSYS1>1BriefIntroductionANSYSisageneralpurposesoftware,usedtosimulateinteractionsofalldisciplinesofphysics,structural,vibration,fluiddynamics,heattransferan

2、delectromagneticforengineers.ItisreleasedbyANSYS,Inc.,oneofthelargestfiniteelementanalysis(FEA)softwarecompaniesintheworld.ANSYS,whichenablestosimulatetestsorworkingconditions,enablestotestinvirtualenvironmentbeforemanufacturingprototypesofproducts.Furthennore,determiningandimprovingweakpoints,co

3、mputinglifeandforeseeingprobableproblemsarepossibleby3Dsimulationsinvirtualenvironmen匸1.4CapabilityANSYSiscapableofanalyzingarangeofengineeringapplications:-Structural-Thermal-Electromagnetic-FluidDynamicsANSYSsoftwarewithitsmodularstructureasseeninthefigurebelowgivesanopportunityfortakingonlynee

4、dedfeatures.ANSYScanworkintegratedwithotherusedengineeringsoftwareondesktopbyaddingCADandFEAconnectionmodules.DesignModelerDesignXpkxerCADCon.FatigueMechanical^ultiphysascsFig/1ThesketchofANSYSmodulesKMSYSANSY8F.OTRANANSYSANSV5ICCMCFDANSYSANSYSCFXANSYSIC£MCFOAUTOOYNMMcntvMAT・cyncANSYSANSVSCF>ANSY

5、SBC€MC^OAMSYSANSYSCFXANSYSICEMCFOaueNTFig.2ThehistoryofANSYSmodulesANSYScanimportCAD/ProE/SolidWorks/UGdataandalsoenablestobuildageometrywithits"preprocessing"abilities.Afterdefiningloadingsandcarryingoutanalyses,resultscanbeviewedasnumericalandgraphical.ANSYScancarryoutadvancedengineeringanalyse

6、squickly,safelyandpracticallybyitsvarietyofcontactalgorithms,timebasedloadingfeaturesandnonlinearmaterialmodels.1・3SolutionSequence・Preprocessing•Defineelementtype,realconstants,andmaterialproperties•Definegeometry・Solution•Definetypeofanalysis•Setboundaryconditionsandinitialconditions•Initiatefi

7、niteelementsolution・Postprocessing•Reviewresultsusinggraphicaldisplaysandtabularlistings•VerifyagainstanalyticalsolutionsApplications1.FluidDynamics•Improveaerodynamicsandventilationinaircraft,carsandbuildings;cutenerg