Abaqus CAE (ver. 6.9) Contact Tutorial Problem...
Transcript of Abaqus CAE (ver. 6.9) Contact Tutorial Problem...
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2010 Hormoz Zareh 1 Portland State University, Mechanical Engineering
AbaqusCAE(ver.6.9)ContactTutorial
ProblemDescription
Note: You do not need to extrude the right vertical edge of the sensor.
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2010 Hormoz Zareh 2 Portland State University, Mechanical Engineering
AnalysisSteps1. StartAbaqusandchoosetocreateanewmodeldatabase2. InthemodeltreedoubleclickonthePartsnode(orrightclickonpartsandselectCreate)
3. IntheCreatePartdialogbox(shownabove)namethepartand
a. Select3Db. SelectDeformablec. SelectShelld. SelectExtrusione. Setapproximatesize=50f. ClickContinue
4. Createthegeometryshownbelow(notdiscussedhere)
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2010 Hormoz Zareh 3 Portland State University, Mechanical Engineering
a. ClickDone
b. SetDepth=2c. ClickOK
5. DoubleclickontheMaterialsnodeinthemodeltree
a. Namethenewmaterialandgiveitadescriptionb. ClickontheMechanicaltab Elasticity Elasticc. DefineYoungsModulusandthePoissonsRatio(useSI(mm)units)d. ClickOK
6. DoubleclickontheSectionsnodeinthemodeltree
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2010 Hormoz Zareh 4 Portland State University, Mechanical Engineering
a. NamethesectionShellPropertiesandselectShellforthecategoryandHomogeneousforthetype
b. ClickContinuec. Selectthematerialcreatedabove(Steel)andsetthethicknessto0.15d. ClickOK
7. ExpandthePartsnodeinthemodeltree,expandthenodeofthepartjustcreated,anddoubleclickon
SectionAssignmentsa. Selecttheentiregeometry,exceptfortheverticalface,intheviewportandpressDoneinthe
promptareab. Selectthesectioncreatedabove(ShellProperties)c. Specifyshelloffsetifnecessaryd. ClickOK
8. ExpandtheAssemblynodeinthemodeltreeandthendoubleclickonInstances
a. SelectDependentfortheinstancetypeb. ClickOK
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2010 Hormoz Zareh 5 Portland State University, Mechanical Engineering
9. DoubleclickontheStepsnodeinthemodeltree
a. Namethestep,settheproceduretoGeneral,selectStatic,General,andclickContinueb. Acceptthedefaultsettings
10. DoubleclickontheBCsnodeinthemodeltree
a. NametheboundaryconditionedFixedandselectSymmetry/Antisymmetry/Encastreforthetype
b. SelectthehorizontaledgesontheverticalsurfaceandclickDonec. SelectENCASTREfortheboundaryconditionandclickOK
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2010 Hormoz Zareh 6 Portland State University, Mechanical Engineering
11. DoubleclickontheBCsnodeinthemodeltree
a. NametheboundaryconditionedDispandselectDisplacement/Rotationforthetypeb. Selectthetopedgeofthetriangularportionofthegeometryc. Settheydisplacementto3
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2010 Hormoz Zareh 7 Portland State University, Mechanical Engineering
12. DoubleclickontheInteractionPropertiesnodeinthemodeltreea. NametheinteractionpropertiesandselectContactforthetype
b. OntheMechanicaltabSelectTangentialBehavior
i. SetthefrictionformulationtoFrictionlessc. OntheMechanicaltabSelectNormalBehavior
i. Becausethesurfacesdonotstartincontact,changetheconstraintenforcementmethodtoPenalty
13. DoubleclickontheInteractionsnodeinthemodeltree
a. Nametheinteraction,selectSurfacetosurfacecontact,andclickcontinueb. Forthemastersurfaceselectthelowerportionofthegeometryandclickdone
i. Whileapplyingthefixeddisplacement,thenodesatthetipoftheupperportionofthegeometrywillmakecontactatanunknownlocationonthelowersurface
ii. Nodesontheslavesurfacecannotpenetratethesurfaceformedbytheelementfacesonthemastersurface
c. Selectthecolorofthesurfacecorrespondingtothetopsurfaced. Fortheslavesurface,settheslavetypetoSurfacee. Selecttheupperportionofthegeometryatthefreeendandclickdonef. Selectthecolorofthesurfacecorrespondingtothebottomsurfaceg. Changethecontactinteractionpropertiestotheonecreatedabove(ifnotalreadydone)
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2010 Hormoz Zareh 8 Portland State University, Mechanical Engineering
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2010 Hormoz Zareh 9 Portland State University, Mechanical Engineering
14. InthemodeltreedoubleclickonMeshfortheArchpart,andinthetoolboxareaclickontheAssignElementTypeicon
a. Selecttheportionofthegeometryassociatedwiththeboundaryconditionsandloadb. SelectStandardforelementtypec. SelectLinearforgeometricorderd. SelectShellforfamilye. Notethatthenameoftheelement(S4R)anditsdescriptionaregivenbelowtheelementcontrolsf. SelectOK
15. InthetoolboxareaclickontheAssignMeshControlsicon
a. Selecttheportionofthegeometryassociatedwiththeboundaryconditionsandloadb. ChangetheelementshapetoQuadc. ChangethetechniquetoStructured
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2010 Hormoz Zareh 10 Portland State University, Mechanical Engineering
16. InthetoolboxareaclickontheSeedParticona. Settheapproximateglobalsizeto0.25
17. InthetoolboxareaclickontheMeshRegionicon
b. Selecttheentiregeometry,exceptfortheverticalfacec. SelectDone
18. InthemodeltreedoubleclickontheJobnode
a. Namethejobswitchb. Givethejobadescription
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2010 Hormoz Zareh 11 Portland State University, Mechanical Engineering
19. InthemodeltreerightclickonthejobjustcreatedandselectSubmit
d. Ignorethemessageaboutunmeshedportionsofthegeometrye. WhileAbaqusissolvingtheproblemrightclickonthejobsubmitted,andselectMonitor
f. IntheMonitorwindowcheckthattherearenoerrorsorwarnings
i. Ifthereareerrors,investigatethecause(s)beforeresolvingii. Iftherearewarnings,determineifthewarningsarerelevant,somewarningscanbesafely
ignored
20. Inthemodeltreerightclickonthesubmittedandsuccessfullycompletedjob,andselectResults
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2010 Hormoz Zareh 12 Portland State University, Mechanical Engineering
21. Displaythedeformedcontourofthe(Von)Misesstressoverlaidwiththeundeformedgeometry
a. Inthetoolboxareaclickonthefollowingiconsi. PlotContoursonDeformedShapeii. AllowMultiplePlotStatesiii. PlotUndeformedShape
22. InthetoolboxareaclickontheCommonPlotOptionsicon
a. SettheDeformationScaleFactorto1b. ClickOK
23. Tochangetheoutputbeingdisplayed,inthemenubarclickonResults FieldOutput
a. Selectthecontactpressureatsurfacenodes(CPRESS)b. ClickOK
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2010 Hormoz Zareh 13 Portland State University, Mechanical Engineering