ABAQUS中Cohesive接触案例建模步骤.docx

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1、Cohesive接触模拟结果（整理改变自视频案例），包含Generalcontact的设置方法。模型结果具体建模步骤如下（StePbystep）1.建立部件bIock1,尺寸150*50*40m复制bIockl生成部件block22.建立材料性质ConCrete（其实是Steel的弹性参数，不影响建模学习）令EditMaterialName:concreteDescription:ElasticType:Isotropic Usetemperature-dependentdataNumberoffieldvariables：0Modulitimescale(forviscoelasticity

2、):Long-term7 Nocompression NotensionDataYoungsPoissonsModulusRatio21OOOO(XX)建立截面,并赋予bIock1和bIock23.组装4.建立动态分析步Dynamic.Tempdisp,ExplicitGeostaticHeattransferMassdiffusionSoilsStatic,GeneralStatic,Riks添加场变以观察接触损伤情况 Edit Fidd Output RequestDOmai:Whole modelWmeF-Outpwt-ISteSltp*1Procedure DynMnic GxpKdt

3、sup 1/ F Output : JJHI$Up procdurr OyZmk Explic Veriables:Preselected delStatus:Creeted in thisVlExterioronlyFrequencyMnlytpcdtimeinWlnt口CFAIIURE.FailuremeasurecomponentsDMlCRT.DamageinitiationcriteaHSN11CRT,HashinsfibertemiledamageiniatioocriterionHSNFCCT.Hthin,sfiberconpftwvUmgoncriterHSNMTCRT.Hsh

4、insmatrixtensiledamageinitiationcreonHSNMCCRT.HashinsmatrixcompresonCrittERPRAT10,RatioofprincipalstrainratesusdforMuschenbornSHRRAT10,Sh*4fstressrtoutdfortheshMdmginttCSDMG.Scalarstiffnessde9radat0nforcohesivesurfaces|0CMAXSCRT.ManmumtractiondamageinitiationcriterionforcfQCSMAXUCRT.Maximumdpl*cmntd

5、am*9irwtMonCfiterioi、团匕SQUADSCRT.QgdMiCUXtiOC4m9einMioccredoc修CSQUADUCRTrQuadraticdisplacementdamageinitiationcriteriw OwtpVtforrbrdtutMthll.bm.ndly*rdMCtionpoints:UmMSdeIoctlcoordinatedirectionswhnvtbk APPlySher：AntidiTngCancel建立接触采用generalcontactXName会CreateInteractionStep:Step-1Yi雷Types for Selec

6、ted StepProcedure:Dynamic.ExplicitGeneralcontact(Explicit)Surface-to-surfacentact(Explicit)Self-contact(Explicit)Standard-ExplicitCo-SimulationFluid-StructureCo-simulationboundaryIncidentwaveAcousticimpedanceRPX：F建立一个全局接触属性FakeContactName:lnt1Type:Generalcontact(Explicit)Step:Step-1(Dynamic.Explicit

7、)ContactDomainIncludedsurfacepairs:AIwithselfOSelectedsurfacepairs:Mone,Excludedsurfacepairs:None*Alincludesallexteriorfaces,featureedges,beamsegments,andanalyticalrigidsurfaces.Itexcludesreferencepoints.AttributeAssignmentsContactSurfaceContactPropertiesPropertiesFormulation/Globalpropertyassignmen

8、tV甚Individualpropertyassignments:NonePOKCancelEditContactPropertyName:FackContactContactPropertyOptionsNormalBehaviorMechanicalThermalElectricalNormalBehaviorPressure-Overclosure:Constraintenforcementmethod:0AllowseparationaftercontactHardContactDefaultCreateInteractionPropertyName:FackContactTyPe/C

9、ontactFilmconditionCavityradiationFluidcavityFluidexchangeAcousticimpedanceContinue.CancelName:lnt-1Type:Generalcontact(Explicit)Step:Step-I(Dynamic,Explicit)ContactDomainIncludedsurfacepairs:All,withselfOSelectedsurfacepairs:1Jone.zExcludedsurfacepairs:Noner/*AUincludesallexteriorfaces,featureedges

10、,beamsegments,andanalyticalrigidsurfaces.Itexcludesreferencepoints.AttributeAssignmentsContactSurfaceContactPropertiesPropertiesFormulationGlobalpropertyassignmentFackContactLIndividualpropertyassignments:None,OKCancel建立cohesive接触SE黑总Q三zz中三CreateInteractionPropertyEditContactPropertyName:CohesiveCon

11、tactPropertyOptionsCohesiveBehaviorNormalBehaviorMechanicalThermalElectricalNormalBehaviorPressure-Overdosure:Constraintenforcementmethod:Name:CohesivICOntinUe,ICancelFilmconditionCavityradiationFluidcavityHuidexchangeAcousticimpedance*HardContactDefault0AllowseparationaftercontactName:CohesiveConUc

12、t Property OptionsMechanical Ihermal ElectricalCohesiveBehaviorAllowcohesivebehaviorduringrepeatedpost-failurecontactsEligibleSlaveNodesAnyslavenodesexperiencingcontactOOnlyslavenodesinitially!ncontactOSpecifythebondingnodesetintheSurface-to-surfaceStdinteractionTraction-separationBehaviorOUsedefaul

13、tcontactenforcementmethodSpecifystiffnesscoefficientsUncoupledOCoupledOUsetemperature-dependentdataNumberoffieldvariables:OZEditContactPropertyName：CohesiveContactPropertyOptionsCohesiveBehaviorNormalBehaviorDamageMechanicalThermalElectricalDamage0SpecifydamageevolutionOSpecifydamagestabilizationInitiationEvolutionCriterion:MaximumnominalstressvMaximumNominalStressUsetemperature-dependentdata0：NormalShear*1Shear2OnlyOnlyOnly450000300000Numberoffieldvariables:Name：CohesiveContactPropertyOptionsCohes