stringer tsdaasadasdsadasdautorial
TRANSCRIPT
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
1/172011 Hormoz Zareh & Donald Bell 1 Portland State University, Mechanical Engineering
Abaqus/CAE(ver.6.10)StringerTutorial
ProblemDescription
A table made of steel tubing with a solid steel
top and shelf is loaded with an oblique
impulse load. Determine the transientresponse of the table.
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
2/172011 Hormoz Zareh & Donald Bell 2 Portland State University, Mechanical Engineering
AnalysisSteps1. StartAbaqusandchoosetocreateanewmodeldatabase
2. InthemodeltreedoubleclickonthePartsnode(orrightclickonpartsandselectCreate)
3.
IntheCreatePartdialogbox(shownabove)namethepartand
a. Select3D
b. SelectDeformable
c.
SelectShell
d. SelectExtrusion
e.
Setapproximatesize=5
f. ClickContinue
4. First,createthetabletop.
a.
Createthegeometryshownbelow
b. Extrudethetop1meter.
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
3/172011 Hormoz Zareh & Donald Bell 3 Portland State University, Mechanical Engineering
5. InthetoolboxareaclickontheCreateDatumPoint:OffsetFromPointicon.
a.
Selectacornerofthetabletop,enter(0,1,0)fortheoffsetandpressEnter.
b.
Repeatfortheremaining3cornersofthetabletop.
6. InthetoolboxareaclickontheCreateWire:PointtoPointicon
a. SelectDisjointwiresandMergewirewithpartgeometry,ClickAdd
b.
Selectacornerofthetabletop,thenselectthedatumpointdirectlybelowit.
c. Repeatfortheremainingthreecorners,ClickDone,ClickOK
7. InthetoolboxareaclickontheOffsetFacesicon
a.
Selectthetopofthetable,ClickDone
b.
UnderOffset,selectDistanceandsetthevalueto0.5,ClickOK
8. DoubleclickontheStringersnodeinthemodeltree
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
4/172011 Hormoz Zareh & Donald Bell 4 Portland State University, Mechanical Engineering
a. Selecttheedgesofthetabletop,ClickDone
b.
Selecttheedgesoftheshelf,ClickDone
9. DoubleclickontheMaterialsnodeinthemodeltree
a. Namethenewmaterialandgiveitadescription
b. ClickontheMechanicaltabElasticityElastic
c. DefineYoungsModulusandPoissonsRatio(useSIunits)
d. ClickontheGeneraltabDensity
e. Density=7800
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
5/172011 Hormoz Zareh & Donald Bell 5 Portland State University, Mechanical Engineering
f. ClickOK
10.
DoubleclickontheProfilesnodeinthemodeltree
a.
NametheprofileandselectBoxfortheshape
b. ClickContinue
c. Enterthevaluesfortheprofileofa=b=0.05andauniformthicknessof0.003asshownbelow.
d. ClickOK
11.
Doubleclick
on
the
Sections
node
in
the
model
tree
a. Namethesectionstructural_tubeandselectBeamforboththecategoryandthetype
b. ClickContinue
c. LeavethesectionintegrationsettoDuringAnalysis
d. Selecttheprofilecreatedabove(square_tube)
e. Selectthematerialcreatedabove(Steel)
f. ClickOK
12.
DoubleclickontheSectionsnodeinthemodeltree
a. NamethesectionplateandselectShellCategoryandHomogeneousforType
b. ClickContinue
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
6/172011 Hormoz Zareh & Donald Bell 6 Portland State University, Mechanical Engineering
c. Settheshellthicknessto0.006andthematerialtothematerialcreatedabove.
d.
ClickOK
13.ExpandthePartsnodeinthemodeltree,expandthenodeofthepartjustcreated,anddoubleclickon
SectionAssignments
a. Selectthelegs
b.
Selectthe
beam
section
created
above
(structural_tube)
c. ClickOK
d. Selectthestringerscreatedalongtheshelledges
e. Selectthebeamsectioncreatedabove(structural_tube)
f.
ClickOK
g.
Selectthetabletopandshelf
h. Selecttheshellsectioncreatedabove(plate)
i. ClickOK
14.
ExpandtheAssemblynodeinthemodeltreeandthendoubleclickonInstances
a. SelectDependentfortheinstancetype
b. ClickOK
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
7/172011 Hormoz Zareh & Donald Bell 7 Portland State University, Mechanical Engineering
15.DoubleclickontheStepsnodeinthemodeltree
a.
Namethestep,settheproceduretoLinearperturbation,andselectFrequency
b.
ClickContinue
c. Givethestepadescription
d. Numberofeigenvaluesrequested=50
e.
ClickOK
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
8/172011 Hormoz Zareh & Donald Bell 8 Portland State University, Mechanical Engineering
16.DoubleclickontheBCsnodeinthemodeltree
a.
Nametheboundaryconditionedfixed_legsandselectSymmetry/Antisymmetry/Encastreforthe
type
b. ClickContinue
c. SelectthelowerendofallthelegsandpressDoneinthepromptarea
d. SelectEncastre.
e.
ClickOK
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
9/172011 Hormoz Zareh & Donald Bell 9 Portland State University, Mechanical Engineering
17.DoubleclickontheStepsnodeinthemodeltree
a.
Namethestep,settheproceduretoLinearperturbation,andselectModaldynamics
b.
ClickContinue
c. Onthebasictab,setthetimeperiodto0.5andthetimeincrementto0.0025(totalof200
increments)
d. Onthedampingtab,applyacriticaldampingfractionof0.05toall50modes
e.
ClickOK
18.
InthemodeltreedoubleclickonAmplitudes
a. SelectSmoothstepandnametheamplitude
b. Enterthetimeandamplitudesshownbelow
c. ClickOK
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
10/172011 Hormoz Zareh & Donald Bell 10 Portland State University, Mechanical Engineering
19.DoubleclickontheLoadsnodeinthemodeltree
a. SelectLineloadandclickContinue
b. Selecttheshortedgeoftheshelf
c. SetComponent1and2to100000(100e3)
d.
ChoosetheamplitudecreatedaboveandclickOK
20. InthemodeltreeundertheAssemblynode,doubleclickonSets
a. Nametheset,selecttheGeometryoption,andclickContinue
b. Selectthecornerofthetabletopabovewheretheloadwasapplied.
21.DoubleclickontheHistoryoutputrequestsnodeinthemodeltree
a. Namethehistoryoutput,selectthemodaldynamicsstep,andclickContinue
b. SetthedomaintoSetandselectthesetcreatedabove
c. Forthefrequencychoosetooutputevery1increments
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
11/172011 Hormoz Zareh & Donald Bell 11 Portland State University, Mechanical Engineering
d. FortheoutputselecttheU1,U2andU3displacements
e.
ClickOK
22. InthemodeltreedoubleclickonMeshfortheTablepart,andinthetoolboxareaclickontheAssign
ElementTypeicon
a.
Selectallthebeamsections(legsandstringers)
b. SelectStandardforelementtype
c. SelectLinearforgeometricorder
d. SelectBeamforfamily
e.
Notethat
the
name
of
the
element
(B31)
and
its
description
are
given
below
the
element
controls
f.
ClickOK
g. Selectthetabletopandshelf
h. SelectStandardforelementtype
i. SelectLinearforgeometricorder
j. SelectShellforfamily
k. Uncheckreducedintegration,ClickOK
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
12/172011 Hormoz Zareh & Donald Bell 12 Portland State University, Mechanical Engineering
23.
InthetoolboxareaclickontheSeedParticon.
a.
SetApproximateglobalsizeto0.1. ClickOK
24. InthetoolboxareaclickontheMeshParticon
a. ClickYesinthepromptarea
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
13/172011 Hormoz Zareh & Donald Bell 13 Portland State University, Mechanical Engineering
25. InthemenubarselectViewPartDisplayOptions
a.
ChecktheRenderbeamprofilesoption
b.
ClickOK
26.
ChangetheModuletoProperty
a.
ClickontheAssignBeamOrientationicon
b. Selecttheleggeometryfromtheviewport,ClickDone
c. Acceptthedefaultvalueoftheapproximaten1direction,PressEnter,ClickOK
d. Selectthelongedgesofthetopandshelf,ClickDone
e.
Acceptthedefaultvalueoftheapproximaten1direction,PressEnter,ClickOK
f. Selecttheshortedgesofthetopandshelf,ClickDone
g.
Acceptthe
default
value
of
the
approximate
n1
direction,
Press
Enter,
Click
OK
27.
In
the
model
tree
double
click
on
the
Job
node
a. Namethejob
b.
ClickContinue
c. Givethejobadescription
d. ClickOK
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
14/172011 Hormoz Zareh & Donald Bell 14 Portland State University, Mechanical Engineering
28. Inthemodeltreerightclickonthejobjustcreated andselectSubmit
a.
WhileAbaqusissolvingtheproblemrightclickonthejobsubmitted,andselectMonitor
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
15/172011 Hormoz Zareh & Donald Bell 15 Portland State University, Mechanical Engineering
b. IntheMonitorwindowcheckthattherearenoerrorsorwarnings
i.
Ifthereareerrors,investigatethecause(s)beforeresolving
ii.
Iftherearewarnings,determineifthewarningsarerelevant,somewarningscanbesafely
ignored
29. Inthemodeltreerightclickonthesubmittedandsuccessfullycompletedjob,andselectResults
30.Displaythedeformedcontouroverlaidwiththeundeformedgeometry
a.
Inthetoolboxareaclickonthefollowingicons
i. PlotContoursonDeformedShape
ii. AllowMultiplePlotStates
iii. PlotUndeformedShape
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
16/172011 Hormoz Zareh & Donald Bell 16 Portland State University, Mechanical Engineering
31.
InthetoolboxareaclickontheCommonPlotOptionsicon
a.
NotethattheDeformationScaleFactorcanbesetontheBasictab
b. ClickOK
32. InthemenubarclickonResultsActiveSteps/Frames
a.
UnchecktheExtractFrequenciesstep
b. ClickOK
33.Clickonthearrowsonthecontextbartochangethetimestepbeingdisplayed
a. Clickonthethreesquarestobringuptheframeselectorsliderbar
-
8/10/2019 Stringer Tsdaasadasdsadasdautorial
17/17
34.Ontheresultstree,expandtheHistoryOutputnodeanddoubleclickonthespatialdisplacementhistory
created