Volume IV: Elements

1100 Pages·2011·11.65 MB·English

Abaqus Analysis User’s Manual
Abaqus 6.11
Analysis User’s Manual
Volume IV: Elements
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Abaqus Analysis
User’s Manual
Volume IV
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Legal Notices
CAUTION:ThisdocumentationisintendedforqualifieduserswhowillexercisesoundengineeringjudgmentandexpertiseintheuseoftheAbaqus
Software.TheAbaqusSoftwareisinherentlycomplex,andtheexamplesandproceduresinthisdocumentationarenotintendedtobeexhaustiveortoapply
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performedusingtheAbaqusSoftwareortheprocedures,examples,orexplanationsinthisdocumentation.DassaultSystèmesanditssubsidiariesshallnot
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TheAbaqusSoftwareisaproductofDassaultSystèmesSimuliaCorp.,Providence,RI,USA.
©DassaultSystèmes,2011
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Preface
ThissectionlistsvariousresourcesthatareavailableforhelpwithusingAbaqusUnifiedFEAsoftware.
Support
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Many questions about Abaqus can also be answered by visiting the Products page and the Support
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Feedback
WewelcomeanysuggestionsforimprovementstoAbaqussoftware,thesupportprogram,ordocumentation.
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the Support page.
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CONTENTS
Contents
Volume I
PART I INTRODUCTION,SPATIALMODELING,ANDEXECUTION
1. Introduction
Introduction: general 1.1.1
Abaqus syntax and conventions
Inputsyntax rules 1.2.1
Conventions 1.2.2
Abaqus model definition
DefiningamodelinAbaqus 1.3.1
Parametric modeling
Parametric input 1.4.1
2. Spatial Modeling
Node definition
Node definition 2.1.1
Parametricshapevariation 2.1.2
Nodalthicknesses 2.1.3
Normaldefinitions atnodes 2.1.4
Transformedcoordinatesystems 2.1.5
Adjustnodalcoordinate 2.1.6
Element definition
Elementdefinition 2.2.1
Elementfoundations 2.2.2
Definingreinforcement 2.2.3
Definingrebarasanelementproperty 2.2.4
Orientations 2.2.5
Surface definition
Surfaces: overview 2.3.1
Element-basedsurfacedefinition 2.3.2
Node-basedsurfacedefinition 2.3.3
Analyticalrigidsurfacedefinition 2.3.4
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Euleriansurfacedefinition 2.3.5
Operatingonsurfaces 2.3.6
Rigid body definition
Rigidbody definition 2.4.1
Integrated outputsection definition
Integratedoutputsectiondefinition 2.5.1
Mass adjustment
Adjustand/orredistributemassofanelementset 2.6.1
Nonstructural mass definition
Nonstructuralmassdefinition 2.7.1
Distribution definition
Distribution definition 2.8.1
Display body definition
Displaybodydefinition 2.9.1
Assembly definition
Definingan assembly 2.10.1
Matrix definition
Defining matrices 2.11.1
3. Job Execution
Execution procedures: overview
ExecutionprocedureforAbaqus: overview 3.1.1
Execution procedures
Obtaining information 3.2.1
Abaqus/Standard,Abaqus/Explicit,andAbaqus/CFDexecution 3.2.2
Abaqus/Standard,Abaqus/Explicit,andAbaqus/CFDco-simulationexecution 3.2.3
Abaqus/CAEexecution 3.2.4
Abaqus/Viewerexecution 3.2.5
Python execution 3.2.6
Parametric studies 3.2.7
Abaqus documentation 3.2.8
Licensing utilities 3.2.9
ASCIItranslationofresults(.fil)files 3.2.10
Joiningresults (.fil)files 3.2.11
Queryingthekeyword/problem database 3.2.12
Fetchingsampleinputfiles 3.2.13
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Makinguser-definedexecutablesandsubroutines 3.2.14
Inputfileandoutputdatabaseupgradeutility 3.2.15
Generatingoutputdatabasereports 3.2.16
Joiningoutputdatabase(.odb)filesfromrestartedanalyses 3.2.17
Combiningoutputfrom substructures 3.2.18
Combiningdatafrommultipleoutputdatabases 3.2.19
Networkoutputdatabasefileconnector 3.2.20
Mappingthermalandmagneticloads 3.2.21
Fixedformatconversionutility 3.2.22
TranslatingNastranbulkdatafilestoAbaqusinputfiles 3.2.23
TranslatingAbaqusfilestoNastranbulkdatafiles 3.2.24
TranslatingANSYSinputfilestoAbaqusinputfiles 3.2.25
TranslatingPAM-CRASHinputfilestopartialAbaqusinputfiles 3.2.26
TranslatingRADIOSSinputfilestopartialAbaqusinputfiles 3.2.27
TranslatingAbaqusoutputdatabasefilestoNastranOutput2resultsfiles 3.2.28
ExchangingAbaqusdatawithZAERO 3.2.29
EncryptinganddecryptingAbaqusinputdata 3.2.30
Jobexecutioncontrol 3.2.31
Environment file settings
UsingtheAbaqusenvironmentsettings 3.3.1
Managing memory and diskresources
ManagingmemoryanddiskuseinAbaqus 3.4.1
Parallel execution
Parallelexecution: overview 3.5.1
ParallelexecutioninAbaqus/Standard 3.5.2
ParallelexecutioninAbaqus/Explicit 3.5.3
ParallelexecutioninAbaqus/CFD 3.5.4
File extension definitions
FileextensionsusedbyAbaqus 3.6.1
FORTRAN unit numbers
FORTRANunitnumbersusedbyAbaqus 3.7.1
PART II OUTPUT
4. Output
Output 4.1.1
Outputtothedataandresultsfiles 4.1.2
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Outputtothe outputdatabase 4.1.3
Errorindicatoroutput 4.1.4
Output variables
Abaqus/Standardoutputvariableidentifiers 4.2.1
Abaqus/Explicitoutputvariableidentifiers 4.2.2
Abaqus/CFDoutputvariableidentifiers 4.2.3
The postprocessing calculator
Thepostprocessingcalculator 4.3.1
5. File Output Format
Accessing the results file
Accessingtheresultsfile: overview 5.1.1
Resultsfile outputformat 5.1.2
Accessingtheresultsfileinformation 5.1.3
Utilityroutinesforaccessingtheresultsfile 5.1.4
OI.1 Abaqus/Standard OutputVariableIndex
OI.2 Abaqus/Explicit OutputVariableIndex
OI.3 Abaqus/CFD OutputVariableIndex
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