Getting Started with Abaqus

532 Pages·2010·10.86 MB·English

Getting Started with Abaqus: Keywords Edition
Abaqus ID:
Printed on:

Getting Started with Abaqus
Keywords Edition
Abaqus ID:
Printed on:
Legal Notices
CAUTION:ThisdocumentationisintendedforqualifieduserswhowillexercisesoundengineeringjudgmentandexpertiseintheuseoftheAbaqus
Software.TheAbaqusSoftwareisinherentlycomplex,andtheexamplesandproceduresinthisdocumentationarenotintendedtobeexhaustiveortoapply
toanyparticularsituation.Usersarecautionedtosatisfythemselvesastotheaccuracyandresultsoftheiranalyses.
DassaultSystèmesanditssubsidiaries,includingDassaultSystèmesSimuliaCorp.,shallnotberesponsiblefortheaccuracyorusefulnessofanyanalysis
performedusingtheAbaqusSoftwareortheprocedures,examples,orexplanationsinthisdocumentation.DassaultSystèmesanditssubsidiariesshallnot
beresponsiblefortheconsequencesofanyerrorsoromissionsthatmayappearinthisdocumentation.
TheAbaqusSoftwareisavailableonlyunderlicensefromDassaultSystèmesoritssubsidiaryandmaybeusedorreproducedonlyinaccordancewiththe
termsofsuchlicense.Thisdocumentationissubjecttothetermsandconditionsofeitherthesoftwarelicenseagreementsignedbytheparties,or,absent
suchanagreement,thethencurrentsoftwarelicenseagreementtowhichthedocumentationrelates.
Thisdocumentationandthesoftwaredescribedinthisdocumentationaresubjecttochangewithoutpriornotice.
NopartofthisdocumentationmaybereproducedordistributedinanyformwithoutpriorwrittenpermissionofDassaultSystèmesoritssubsidiary.
TheAbaqusSoftwareisaproductofDassaultSystèmesSimuliaCorp.,Providence,RI,USA.
©DassaultSystèmes,2010
Abaqus,the3DSlogo,SIMULIA,CATIA,andUnifiedFEAaretrademarksorregisteredtrademarksofDassaultSystèmesoritssubsidiariesintheUnited
Statesand/orothercountries.
Other company, product, and service names may be trademarks or service marks of their respective owners. For additional information
concerning trademarks, copyrights, and licenses, see the Legal Notices in the Abaqus 6.10 Release Notes and the notices at:
http://www.simulia.com/products/products_legal.html.
Abaqus ID:
Printed on:
Locations
SIMULIAWorldwideHeadquarters RisingSunMills,166ValleyStreet,Providence,RI02909–2499,Tel:[phone],
Fax:[phone],[email protected]://www.simulia.com
SIMULIAEuropeanHeadquarters GaetanoMartinolaan95,P.O.Box1637,6201BPMaastricht,TheNetherlands,Tel:[phone],
Fax:[phone],[email protected]
TechnicalSupportCenters
UnitedStates Fremont,CA,Tel:[phone],[email protected]
WestLafayette,IN,Tel:[phone],[email protected]
Northville,MI,Tel:[phone],[email protected]
Woodbury,MN,Tel:[phone],[email protected]
Beachwood,OH,Tel:[phone],[email protected]
WestChester,OH,Tel:[phone],[email protected]
Warwick,RI,Tel:[phone],[email protected]
Lewisville,TX,Tel:[phone],[email protected]
Australia RichmondVIC,Tel:[phone],[email protected]
Austria Vienna,Tel:[phone],[email protected]
Benelux Huizen,TheNetherlands,Tel:[phone],[email protected]
Canada Toronto,ON,Tel:[phone],[email protected]
China Beijing,P.R.China,Tel:[phone],[email protected]
Shanghai,P.R.China,Tel:[phone],[email protected]
Czech&SlovakRepublics Synermas.r.o.,Psáry,Prague-West,Tel:[phone],[email protected]
Finland Vantaa,Tel:[phone],[email protected]
France VelizyVillacoublayCedex,Tel:[phone],[email protected]
Germany Aachen,Tel:[phone],[email protected]
Munich,Tel:[phone],[email protected]
Greece 3DimensionalDataSystems,Crete,Tel:[phone],[email protected]
India Chennai,TamilNadu,Tel:[phone],[email protected]
Israel ADCOM,Givataim,Tel:[phone],[email protected]
Italy LainateMI,Tel:[phone],[email protected]
Japan Tokyo,Tel:[phone],[email protected]
Osaka,Tel:[phone],[email protected]
Yokohama-shi,Kanagawa,Tel:[phone],[email protected]
Korea Mapo-Gu,Seoul,Tel:[phone],[email protected]
LatinAmerica PuertoMadero,BuenosAires,Tel:[phone],[email protected]
Malaysia WorleyParsonsAdvancedAnalysis,KualaLumpur,Tel:[phone],[email protected]
NewZealand MatrixAppliedComputingLtd.,Auckland,Tel:[phone],[email protected]
Poland BudSoftSp.zo.o.,Poznań,Tel:[phone],[email protected]
Russia,Belarus&Ukraine TESISLtd.,Moscow,Tel:[phone],[email protected]
Scandinavia Västerås,Sweden,Tel:[phone],[email protected]
Singapore WorleyParsonsAdvancedAnalysis,Singapore,Tel:[phone],[email protected]
SouthAfrica FiniteElementAnalysisServices(Pty)Ltd.,Parklands,Tel:[phone],[email protected]
Spain&Portugal PrincipiaIngenierosConsultores,S.A.,Madrid,Tel:[phone],[email protected]
Taiwan SimutechSolutionCorporation,Taipei,R.O.C.,Tel:[phone],[email protected]
Thailand WorleyParsonsAdvancedAnalysis,Singapore,Tel:[phone],[email protected]
Turkey A-ZtechLtd.,Istanbul,Tel:[phone],[email protected]
UnitedKingdom Warrington,Tel:[phone],[email protected]
Sevenoaks,Tel:[phone],[email protected]
Completecontactinformationisavailableathttp://www.simulia.com/locations/locations.html.
Abaqus ID:
Printed on:

CONTENTS
Contents
1. Introduction
The Abaqus products 1.1
GettingstartedwithAbaqus 1.2
Abaqus documentation 1.3
Getting help 1.4
Support 1.5
Aquickreviewofthefiniteelementmethod 1.6
Getting Started 1.7
2. Abaqus Basics
ComponentsofanAbaqusanalysismodel 2.1
Formatofthe inputfile 2.2
Example: creatingamodelofanoverheadhoist 2.3
Comparisonofimplicitandexplicitprocedures 2.4
Summary 2.5
3. Finite Elements and Rigid Bodies
Finite elements 3.1
Rigid bodies 3.2
Summary 3.3
4. Using Continuum Elements
Elementformulationandintegration 4.1
Selectingcontinuum elements 4.2
Example: connectinglug 4.3
Meshconvergence 4.4
RelatedAbaqusexamples 4.5
Suggested reading 4.6
Summary 4.7
5. Using Shell Elements
Elementgeometry 5.1
Shellformulation–thickorthin 5.2
Shellmaterialdirections 5.3
Selectingshellelements 5.4
Example: skew plate 5.5
v
Abaqus ID:gsk-toc
Printed on: Fri March 19 -- 15:34:09 2010
CONTENTS
RelatedAbaqusexamples 5.6
Suggested reading 5.7
Summary 5.8
6. Using Beam Elements
Beam cross-sectiongeometry 6.1
Formulationandintegration 6.2
Selectingbeam elements 6.3
Example: cargocrane 6.4
RelatedAbaqusexamples 6.5
Suggested reading 6.6
Summary 6.7
7. Linear Dynamics
Introduction 7.1
Damping 7.2
Elementselection 7.3
Meshdesignfordynamics 7.4
Example: cargocraneunderdynamicloading 7.5
Effectofthenumberofmodes 7.6
Effectofdamping 7.7
Comparisonwithdirecttimeintegration 7.8
Otherdynamicprocedures 7.9
RelatedAbaqusexamples 7.10
Suggested reading 7.11
Summary 7.12
8. Nonlinearity
Sources ofnonlinearity 8.1
Thesolutionofnonlinearproblems 8.2
IncludingnonlinearityinanAbaqusanalysis 8.3
Example: nonlinearskewplate 8.4
RelatedAbaqusexamples 8.5
Suggested reading 8.6
Summary 8.7
9. Nonlinear Explicit Dynamics
TypesofproblemssuitedforAbaqus/Explicit 9.1
Explicitdynamicfiniteelementmethods 9.2
Automatictimeincrementationandstability 9.3
Example: stresswavepropagationinabar 9.4
vi
Abaqus ID:gsk-toc
Printed on: Fri March 19 -- 15:34:09 2010
CONTENTS
Dampingofdynamicoscillations 9.5
Energy balance 9.6
Summary 9.7
10. Materials
DefiningmaterialsinAbaqus 10.1
Plasticityinductile metals 10.2
Selectingelementsforelastic-plasticproblems 10.3
Example: connectinglugwithplasticity 10.4
Example: blastloadingonastiffenedplate 10.5
Hyperelasticity 10.6
Example: axisymmetricmount 10.7
Meshdesignforlargedistortions 10.8
Techniquesforreducingvolumetriclocking 10.9
RelatedAbaqusexamples 10.10
Suggested reading 10.11
Summary 10.12
11. Multiple Step Analysis
Generalanalysisprocedures 11.1
Linearperturbationanalysis 11.2
Example: vibrationofapipingsystem 11.3
Restartanalysis 11.4
Example: restartingthepipevibrationanalysis 11.5
RelatedAbaqusexamples 11.6
Summary 11.7
12. Contact
OverviewofcontactcapabilitiesinAbaqus 12.1
Interactionbetweensurfaces 12.2
DefiningcontactinAbaqus/Standard 12.3
ModelingissuesforrigidsurfacesinAbaqus/Standard 12.4
Abaqus/Standard2-Dexample: formingachannel 12.5
GeneralcontactinAbaqus/Standard 12.6
Abaqus/Standard3-Dexample: shearingofalapjoint 12.7
DefiningcontactinAbaqus/Explicit 12.8
ModelingconsiderationsinAbaqus/Explicit 12.9
Abaqus/Explicitexample: circuitboarddroptest 12.10
CompatibilitybetweenAbaqus/StandardandAbaqus/Explicit 12.11
RelatedAbaqusexamples 12.12
vii
Abaqus ID:gsk-toc
Printed on: Fri March 19 -- 15:34:09 2010
CONTENTS
Suggested reading 12.13
Summary 12.14
13. Quasi-StaticAnalysiswith Abaqus/Explicit
Analogyforexplicitdynamics 13.1
Loading rates 13.2
Mass scaling 13.3
Energy balance 13.4
Example: formingachannelinAbaqus/Explicit 13.5
Summary 13.6
A. Example Files
Overheadhoistframe A.1
Connecting lug A.2
Skew plate A.3
Cargo crane A.4
Cargocrane–dynamicloading A.5
Nonlinearskew plate A.6
Stresswavepropagationinabar A.7
Connectinglugwithplasticity A.8
Blastloadingonastiffenedplate A.9
Axisymmetric mount A.10
Testfitofhyperelasticmaterialdata A.11
Vibrationofapipingsystem A.12
FormingachannelwithAbaqus/Standard A.13
Shearingofa lapjoint A.14
Circuitboarddroptest A.15
FormingachannelwithAbaqus/Explicit A.16
viii
Abaqus ID:gsk-toc
Printed on: Fri March 19 -- 15:34:09 2010