Table of Contents

Overview
Application Interface
Mechanical Application Window
Windows Management
Main Windows
Tree Outline
Understanding the Tree Outline
Correlating Tree Outline Objects with Model Characteristics
Suppressing Objects
Filtering the Tree
Details View
Parameterizing a Variable
Geometry Window
Print Preview
Report Preview
Publishing the Report
Sending the Report
Comparing Databases
Customizing Report Content
Contextual Windows
Selection Information Window
Activating the Selection Information Window
Understanding the Selection Modes
Using the Selection Information Window Toolbar
Selecting, Exporting, and Sorting Data
Worksheet Window
Graph and Tabular Data Windows
Exporting Data
Messages Window
Graphics Annotation Window
Section Planes Window
Manage Views Window
The Mechanical Wizard Window
Main Menus
File Menu
Edit Menu
View Menu
Units Menu
Tools Menu
Help Menu
Toolbars
Standard Toolbar
Graphics Toolbar
Context Toolbar
Named Selection Toolbar
Unit Conversion Toolbar
Graphics Options Toolbar
Edge Graphics Options Toolbar
Explode View Options Toolbar
Tree Filter Toolbar
Joint Configure Toolbar
Grouping Tree Objects
Interface Behavior Based on License Levels
Environment Filtering
Customizing the Mechanical Application
Specifying Options
Setting Variables
Using Macros
Working with Graphics
Selecting Geometry
Selecting Nodes
Creating a Coordinate System by Direct Node Selection
Specifying Named Selections by Direct Node Selection
Selecting Elements
Defining Direction
Using Viewports
Controlling Graphs and Charts
Managing Graphical View Settings
Creating a View
Applying a View
Renaming a View
Deleting a View
Replacing a Saved View
Exporting a Saved View List
Importing a Saved View List
Copying a View to Mechanical APDL
Creating Section Planes
Adding a Section Plane
Using Section Planes
Modifying a Section Plane
Deleting a Section Plane
Controlling the Viewing Orientation
Viewing Annotations
Specifying Annotation Preferences
Controlling Lighting
Inserting Comments, Images, and Figures
Mechanical Hotkeys
Wizards
The Mechanical Wizard
Steps for Using the Application
Create Analysis System
Define Engineering Data
Attach Geometry
Define Part Behavior
Define Connections
Apply Mesh Controls and Preview Mesh
Establish Analysis Settings
Define Initial Conditions
Applying Pre-Stress Effects for Implicit Analysis
Applying Pre-Stress Effects for Explicit Analysis
Apply Loads and Supports
Solve
Review Results
Create Report (optional)
Analysis Types
Design Assessment Analysis
Electric Analysis
Explicit Dynamics Analysis
Using Explicit Dynamics to Define Initial Conditions for Implicit Analysis
Linear Dynamic Analysis Types
Eigenvalue Buckling Analysis
Harmonic Response Analysis
Harmonic Response (Full) Analysis Using Pre-Stressed Structural System
Harmonic Response Analysis Using Linked Modal Analysis System
Modal Analysis
Random Vibration Analysis
Response Spectrum Analysis
Magnetostatic Analysis
Rigid Dynamics Analysis
Preparing a Rigid Dynamics Analysis
Command Reference for Rigid Dynamics Systems
IronPython References
The Rigid Dynamics Object Model
Rigid Dynamics Command Objects Library
Command Use Examples
Screw Joint
Constraint Equation
Joint Condition: Initial Velocity
Joint Condition: Control Using Linear Feedback
Non-Linear Spring Damper
Spherical Stop
Export of Joint Forces
Breakable Joint
Rigid Body Theory Guide
Degrees of freedom
Shape Functions
Equations of Motion
Time Integration with Explicit Runge-Kutta
Implicit Generalized-Alpha Method
Geometric Correction and Stabilization
Contact and Stops
References
Static Structural Analysis
Steady-State Thermal Analysis
Thermal-Electric Analysis
Transient Structural Analysis
Transient Structural Analysis Using Linked Modal Analysis System
Transient Thermal Analysis
Special Analysis Topics
Electromagnetics (EM) - Mechanical Data Transfer
Importing Data into a Thermal or Structural (Static or Transient) Analysis
Importing Data into a Harmonic Analysis
Exporting Results from a Thermal or Structural Analysis
External Data Import
External Data Export
Fluid-Structure Interaction (FSI)
One-Way Transfer FSI
Two-Way Transfer FSI
Using Imported Loads for One-Way FSI
Face Forces at Fluid-Structure Interface
Face Temperatures and Convections at Fluid-Structure Interface
Volumetric Temperature Transfer
CFD Results Mapping
Icepak to Mechanical Data Transfer
Mechanical-Electronics Interaction (Mechatronics) Data Transfer
Overall Workflow for Mechatronics Analysis
Set up the Mechanical Application for Export to Simplorer
Polyflow to Mechanical Data Transfer
Simplorer/Rigid Dynamics Co-Simulation
Simplorer Pins
Static Analysis From Rigid Dynamics Analysis
Submodeling
Understanding Submodeling
Shell-to-Solid Submodels
Nonlinear Submodeling
Structural Submodeling Workflow
Thermal Submodeling Workflow
System Coupling
Supported Capabilities and Limitations
Variables Available for System Coupling
System Coupling Related Settings in Mechanical
Fluid-Structure Interaction (FSI) - One-Way Transfers Using System Coupling
Thermal-Fluid-Structural Analyses using System Coupling
Restarting Structural Mechanical Analyses as Part of System Coupling
Generating Mechanical Restart Files
Specifying a Restart Point in Mechanical
Making Changes in Mechanical Before Restarting
Recovering the Mechanical Restart Point after a Workbench Crash
Restarting a Thermal-Structural Coupled Analysis
Running Mechanical as a System Coupling Participant from the Command Line
Troubleshooting Two-Way Coupling Analysis Problems
Product Licensing Considerations when using System Coupling
Thermal-Stress Analysis
One-way Acoustic Coupling Analysis
Rotordynamics Analysis
Composite Analysis
Shell Modeling Workflow
Solid Modeling Workflow
Specifying Geometry
Geometry Introduction
Parts and Bodies
Multibody Behavior and Associativity
Assumptions and Restrictions for Assemblies, Parts, and Bodies
Stiffness Behavior
Flexible Bodies
Rigid Bodies
Gasket Bodies
Integration Schemes
Common Geometry Display Features
Solid Bodies
Surface Bodies
Assemblies of Surface Bodies
Thickness Mode
Importing Surface Body Models
Importing Surface Body Thickness
Surface Body Shell Offsets
Specifying Surface Body Thickness
Specifying Surface Body Layered Sections
Defining and Applying a Layered Section
Viewing Individual Layers
Layered Section Properties
Notes on Layered Section Behavior
Faces With Multiple Thicknesses and Layers Specified
Line Bodies
2D Analyses
Using Generalized Plane Strain
Point Mass
Distributed Mass
Thermal Point Mass
Generating Geometry from External Meshes and Assembling Models
Mesh-Based Geometry
CDB Import Element Types
External Models and Mechanical Models
Assembly Examples
Model Assembly Specification
Model Alignment
Object Renaming
Associativity of Properties
Contact Detection
Mesh Modification
Using Legacy Databases
Limitations and Restrictions for Model Assembly
Element Orientation
Specifying Named Selections in the Mechanical Application
Create a Named Selection Object
Defining Named Selections
Specifying Named Selections by Geometry Type
Specifying Named Selections using Worksheet Criteria
Promoting Scoped Objects to a Named Selection
Displaying Named Selections
Displaying Interior Mesh Faces
Applying Named Selections
Applying Named Selections via the Toolbar
Scoping Analysis Objects to Named Selections
Including Named Selections in Program Controlled Inflation
Importing Named Selections
Exporting Named Selections
Converting Named Selection Groups to Mechanical APDL Application Components
Remote Points
Specify a Remote Point
Geometry Behaviors and Support Specifications
Remote Point Features
Symmetry in the Mechanical Application
Types of Regions
Symmetry Region
Explicit Dynamics Symmetry
General Symmetry
Global Symmetry Planes
Periodic Region
Electromagnetic Periodic Symmetry
Periodicity Example
Cyclic Region
Cyclic Symmetry in a Static Structural Analysis
Applying Loads and Supports for Cyclic Symmetry in a Static Structural Analysis
Reviewing Results for Cyclic Symmetry in a Static Structural Analysis
Cyclic Symmetry in a Modal Analysis
Applying Loads and Supports for Cyclic Symmetry in a Modal Analysis
Analysis Settings for Cyclic Symmetry in a Modal Analysis
Reviewing Results for Cyclic Symmetry in a Modal Analysis
Cyclic Symmetry in a Thermal Analysis
Applying Loads for Cyclic Symmetry in a Thermal Analysis
Reviewing Results for Cyclic Symmetry in a Thermal Analysis
Symmetry Defined in DesignModeler
Symmetry in the Mechanical Application
Specifying Mesh Numbering in the Mechanical Application
Specifying Construction Geometry in the Mechanical Application
Path
Surface
Setting Up Coordinate Systems
Creating Coordinate Systems
Initial Creation and Definition
Establishing Origin for Associative and Non-Associative Coordinate Systems
Setting Principal Axis and Orientation
Using Transformations
Creating a Coordinate System Based on a Surface Normal
Importing Coordinate Systems
Applying Coordinate Systems as Reference Locations
Using Coordinate Systems to Specify Joint Locations
Creating Section Planes
Transferring Coordinate Systems to the Mechanical APDL Application
Setting Connections
Connections Folder
Connections Worksheet
Connection Group Folder
Common Connections Folder Operations for Auto Generated Connections
Contact
Contact Overview
Contact Formulation Theory
Contact Settings
Scope Settings
Definition Settings
Advanced Settings
Geometric Modification
Supported Contact Types
Setting Contact Conditions Manually
Contact Ease of Use Features
Controlling Transparency for Contact Regions
Displaying Contact Bodies with Different Colors
Displaying Contact Bodies in Separate Windows
Hiding Bodies Not Scoped to a Contact Region
Renaming Contact Regions Based on Geometry Names
Identifying Contact Regions for a Body
Create Contact Debonding
Flipping Contact and Target Scope Settings
Merging Contact Regions That Share Geometry
Saving or Loading Contact Region Settings
Resetting Contact Regions to Default Settings
Locating Bodies Without Contact
Locating Parts Without Contact
Contact in Rigid Dynamics
Best Practices for Specifying Contact Conditions
Contact Setup and Verification
Solver Preparation
Addressing Non-Convergence
Joints
Joint Characteristics
Joint Types
Joint Properties
Joint Stiffness
Manual Joint Creation
Example: Assembling Joints
Example: Configuring Joints
Automatic Joint Creation
Joint Stops and Locks
Ease of Use Features
Detecting Overconstrained Conditions
Springs
Beam Connections
Spot Welds
End Releases
Body Interactions in Explicit Dynamics Analyses
Properties for Body Interactions Folder
Contact Detection
Formulation
Shell Thickness Factor
Body Self Contact
Element Self Contact
Tolerance
Pinball Factor
Time Step Safety Factor
Limiting Time Step Velocity
Edge on Edge Contact
Interaction Type Properties for Body Interaction Object
Frictionless Type
Frictional Type
Bonded Type
Reinforcement Type
Identifying Body Interactions Regions for a Body
Bearings
Performing a Fracture Analysis
Fracture Analysis Workflows
Limitations of Fracture Analysis
Fracture Meshing
Cracks
Crack Overview
Defining a Crack
Special Handling of Named Selections for Crack Objects
Defining a Pre-Meshed Crack
Interface Delamination and Contact Debonding
Interface Delamination Application
Contact Debonding Application
Interface Delamination and ANSYS Composite PrepPost (ACP)
Multi-Point Constraint (MPC) Contact for Fracture
Configuring Analysis Settings
Analysis Settings for Most Analysis Types
Step Controls
Solver Controls
Restart Analysis
Restart Controls
Nonlinear Adaptivity Controls
Creep Controls
Cyclic Controls
Radiosity Controls
Options for Analyses
Damping Controls
Nonlinear Controls
Nonlinear Controls for Steady-State, Static, and Transient Analyses
Nonlinear Controls for Transient Thermal Analyses
Nonlinear Controls for Rigid Dynamics Analyses
Output Controls
Analysis Data Management
Rotordynamics Controls
Visibility
Steps and Step Controls for Static and Transient Analyses
Role of Time in Tracking
Steps, Substeps, and Equilibrium Iterations
Automatic Time Stepping
Guidelines for Integration Step Size
Analysis Settings for Explicit Dynamics Analyses
Explicit Dynamics Step Controls
Explicit Dynamics Solver Controls
Explicit Dynamics Euler Domain Controls
Explicit Dynamics Damping Controls
Explicit Dynamics Erosion Controls
Explicit Dynamics Output Controls
Explicit Dynamics Data Management Settings
Recommendations for Analysis Settings in Explicit Dynamics
Explicit Dynamics Analysis Settings Notes
Setting Up Boundary Conditions
Boundary Condition Scoping Method
Types of Boundary Conditions
Inertial Type Boundary Conditions
Acceleration
Standard Earth Gravity
Rotational Velocity
Load Type Boundary Conditions
Pressure
Pipe Pressure
Pipe Temperature
Hydrostatic Pressure
Force
Remote Force
Bearing Load
Bolt Pretension
Moment
Generalized Plane Strain
Line Pressure
PSD Base Excitation
RS Base Excitation
Joint Load
Thermal Condition
Temperature
Convection
Radiation
Heat Flow
Heat Flux
Internal Heat Generation
Mass Flow Rate
Voltage
Current
Electromagnetic Boundary Conditions and Excitations
Magnetic Flux Boundary Conditions
Conductor
Solid Source Conductor Body
Voltage Excitation for Solid Source Conductors
Current Excitation for Solid Source Conductors
Stranded Source Conductor Body
Current Excitation for Stranded Source Conductors
Motion Load
Fluid Solid Interface
Detonation Point
Rotating Force
Support Type Boundary Conditions
Fixed Supports
Displacements
Remote Displacement
Velocity
Impedance Boundary
Frictionless Face
Compression Only Support
Cylindrical Support
Simply Supported
Fixed Rotation
Elastic Support
Conditions Type Boundary Conditions
Coupling
Constraint Equation
Pipe Idealization
Nonlinear Adaptive Region
Direct FE Type Boundary Conditions
Nodal Orientation
Nodal Force
Nodal Pressure
Nodal Displacement
Nodal Rotation
EM (Electro-Mechanical) Transducer
Remote Boundary Conditions
Imported Boundary Conditions
Imported Body Force Density
Imported Body Temperature
Imported Convection Coefficient
Imported Displacement
Imported Force
Imported Heat Flux
Imported Heat Generation
Imported Initial Strain
Imported Initial Stress
Recommendations and Guidelines for Mapping of Initial Stress and Strain Data
Imported Pressure
Imported Remote Loads
Imported Surface Force Density
Imported Temperature
Imported Velocity
Spatial Varying Loads and Displacements
Defining Boundary Condition Magnitude
Using Results
Introduction to the Use of Results
Result Definitions
Applying Results Based on Geometry
Scoping Results
Result Coordinate Systems
Solution Coordinate System
Material Properties Used in Postprocessing
Clearing Results Data
Averaged vs. Unaveraged Contour Results
Peak Composite Results
Surface Body Results (including Layered Shell Results)
Unconverged Results
Handling of Degenerate Elements
Result Data Display Error Handling
Structural Results
Deformation
Stress and Strain
Equivalent (von Mises)
Maximum, Middle, and Minimum Principal
Maximum Shear
Intensity
Vector Principals
Error (Structural)
Thermal Strain
Equivalent Plastic Strain
Equivalent Creep Strain
Equivalent Total Strain
Membrane Stress
Bending Stress
Stabilization Energy
Strain Energy
Linearized Stress
Damage Results
Contact Results
Frequency Response and Phase Response
Stress Tools
Maximum Equivalent Stress Safety Tool
Maximum Shear Stress Safety Tool
Mohr-Coulomb Stress Safety Tool
Maximum Tensile Stress Safety Tool
Fatigue (Fatigue Tool)
Fracture Results
Fracture Tool
Defining a Fracture Result
Contact Tool
Contact Tool Initial Information
Bolt Tool
Beam Tool
Beam Results
Shear-Moment Diagram
Structural Probes
Energy (Transient Structural and Rigid Dynamics Analyses)
Reactions: Forces and Moments
Joint Probes
Response PSD Probe
Spring Probes
Bearing Probes
Beam Probes
Bolt Pretension Probes
Generalized Plain Strain Probes
Gasket Results
Campbell Diagram Chart Results
Thermal Results
Temperature
Heat Flux
Heat Reaction
Error (Thermal)
Thermal Flow Results
Thermal Probes
Magnetostatic Results
Electric Potential
Total Magnetic Flux Density
Directional Magnetic Flux Density
Total Magnetic Field Intensity
Directional Magnetic Field Intensity
Total Force
Directional Force
Current Density
Inductance
Flux Linkage
Error (Magnetic)
Magnetostatic Probes
Electric Results
Electric Probes
Fatigue Results
Fatigue Material Properties
Fatigue Analysis and Loading Options
Reviewing Fatigue Results
User Defined Results
Overview
Characteristics
Application
Node-Based Scoping
User Defined Result Expressions
User Defined Result Identifier
Unit Description
User Defined Results for the Mechanical APDL Solver
User Defined Results for Explicit Dynamics Analyses
Result Outputs
Chart and Table
Contour Results
Coordinate Systems Results
Nodal Coordinate Systems Results
Elemental Coordinate Systems Results
Rotational Order of Coordinate System Results
Eroded Nodes in Explicit Dynamics Analyses
Euler Domain in Explicit Dynamics Analyses
Path Results
Probes
Overview and Probe Types
Probe Details View
Surface Results
Result Set Listing
Interpolation
Vector Plots
Result Summary Worksheet
Result Utilities
Adaptive Convergence
Animation
Capped Isosurfaces
Dynamic Legend
Exporting Results
Generating Reports
Renaming Results Based on Definition
Results Legend
Results Toolbar
Solution Combinations
Understanding Solving
Solve Modes and Recommended Usage
Using Solve Process Settings
Memory Tuning the Samcef Solver
Memory Tuning the ABAQUS Solver
Solution Restarts
Solving Scenarios
Solution Information Object
Postprocessing During Solve
Result Trackers
Structural Result Trackers
Thermal Result Trackers
Explicit Dynamics Result Trackers
Point Scoped Result Trackers for Explicit Dynamics
Body Scoped Result Trackers for Explicit Dynamics
Force Reaction Result Trackers for Explicit Dynamics
Spring Result Trackers for Explicit Dynamics
Viewing and Filtering Result Tracker Graphs for Explicit Dynamics
Adaptive Convergence
File Management in the Mechanical Application
Solving Units
Saving your Results in the Mechanical Application
Writing and Reading the Mechanical APDL Application Files
Converting Boundary Conditions to Nodal DOF Constraints (Mechanical APDL Solver)
Resolving Thermal Boundary Condition Conflicts
Resume Capability for Explicit Dynamics Analyses
Load and Constraint Behavior when Extending Analysis End Time
Solving a Fracture Analysis
Commands Objects
Commands Object Features
Using Commands Objects with the MAPDL Solver
Using Commands Objects with the Rigid Dynamics Solver
Setting Parameters
Specifying Parameters
CAD Parameters
Using Design Assessment
Predefined Assessment Types
Modifying the Predefined Assessment Types Menu
Using Advanced Combination Options with Design Assessment
Introduction
Defining Results
Using BEAMST and FATJACK with Design Assessment
Using BEAMST with the Design Assessment System
Introduction
Information for Existing ASAS Users
Attribute Group Types
Code of Practise Selection
General Text
Geometry Definition
Load Dependant Factors
Material Definition
Ocean Environment
Available Results
AISC LRFD Results
AISC WSD Results
API LRFD Results
API WSD Results
BS5950 Results
DS449 High Results
DS449 Normal Results
ISO Results
NORSOK Results
NPD Results
Using FATJACK with the Design Assessment System
Introduction
Information for Existing ASAS Users
Solution Selection Customization
Attribute Group Types
Analysis Type Selection
General Text
Geometry Definition
Joint Inspection Points
SCF Definitions
Material Definition
Ocean Environment
Available Results
Damage Values
Fatigue Assessment
SCF Values
Stress Histogram Results
Stress Range Results
Changing the Assessment Type or XML Definition File Contents
Solution Selection
The Solution Selection Table
Results Availability
Solution Combination Behavior
Using the Attribute Group Object
Developing and Debugging Design Assessment Scripts
Using the DA Result Object
The Design Assessment XML Definition File
Attributes Format
Attribute Groups Format
Script Format
Results Format
Design Assessment API Reference
DesignAssessment class
Example Usage
Typical Evaluate (or Solve) Script Output
Helper class
Example Usage
Typical Evaluate (or Solve) Script Output
Typical Solver Output
MeshData class
Example Usage
Typical Evaluate (or Solve) Script Output
DAElement class
Example Usage
Typical Evaluate (or Solve) Script Output
DANode class
Example Usage
Typical Evaluate (or Solve) Script Output
SectionData class
Example Usage
Typical Evaluate (or Solve) Script Output
AttributeGroup class
Example Usage
Typical Evaluate (or Solve) Script Output
Attribute class
Example Usage
Typical Evaluate (or Solve) Script Output
SolutionSelection class
Example Usage
Typical Evaluate (or Solve) Script Output
Solution class
Example Usage
Typical Evaluate (or Solve) Script Output
SolutionResult class
Example Usage
Typical Evaluate (or Solve) Script Output
DAResult class
Example Usage
Typical Evaluate (or Solve) Script Output
DAResultSet class
Example Usage
Typical Evaluate (or Solve) Script Output
Examples of Design Assessment Usage
Using Design Assessment to Obtain Results from Mechanical APDL
Creating the XML Definition File
Creating the Script to be Run on Solve, MAPDL_S.py
Creating the Script to be Run on Evaluate All Results, MAPDL_E.py
Expanding the Example
Using Design Assessment to Calculate Complex Results, such as Those Required by ASME
Creating the XML Definition File
Creating the Script to be Run on Evaluate
EvaluateAllResults
EvaluateDamage
EvaluateCulmativeDamage
Plot
Using Design Assessment to Perform Further Results Analysis for an Explicit Dynamics Analysis
Creating the XML Definition File
Creating the Script to be Run on Evaluate
Expanding the Example
Using Design Assessment to Obtain Composite Results Using Mechanical APDL
Creating the XML Definition File
Creating the Script to be Run on Solve, SolveFailure.py
Creating the Script to be Run on Evaluate All Results, EvaluateFailure.py
Using a Dictionary to Avoid a Long if/elif/else Statement.
Writing the MAPDL .inp File from Within Design Assessment
Running Mechanical APDL Multiple Times
Expanding the Example
Using Design Assessment to Access and Present Multiple Step Results
Creating the XML Definition File
Creating the Script to be Run on Evaluate
Using Design Assessment to Perform an Explicit-to-Implicit Sequential Analysis
Creating the XML Definition File
Creating the Solve Script
Productivity Tools
Generating Multiple Objects from a Template Object
Tagging Objects
Creating Tags
Applying Tags to Objects
Deleting a Tag
Renaming a Tag
Highlighting Tagged Tree Objects
Objects Reference
Alert
Analysis Ply
Analysis Settings
Angular Velocity
Beam
Beam Tool (Group)
Bearing
Body
Body Interactions
Body Interaction
Bolt Tool (Group)
Chart
Commands
Comment
Connections
Connection Group
Construction Geometry
Contact Debonding
Contact Region
Object Properties - Most Structural Analyses
Object Properties - Explicit Dynamics Analyses
Object Properties - Thermal and Electromagnetic Analyses
Object Properties - Rigid Body Dynamics Analyses
Contact Tool (Group)
Convergence
Coordinate System
Coordinate Systems
Crack
Distributed Mass
Direct FE (Group)
Element Orientation
End Release
Environment (Group)
Fatigue Tool (Group)
Figure
Fluid Surface
Fracture
Fracture Tool (Group)
Gasket Mesh Control
Geometry
Global Coordinate System
Image
Imported Plies
Imported Load (Group)
Imported Remote Loads
Imported Thickness
Imported Thickness (Group)
Initial Conditions
Initial Temperature
Interface Delamination
Joint
Layered Section
Loads, Supports, and Conditions (Group)
Mesh
Mesh Connection Group
Mesh Connection
Mesh Control Tools (Group)
Mesh Edit
Mesh Group (Group)
Mesh Grouping
Mesh Numbering
Modal
Model
Named Selections
Node Merge Group
Node Merge
Node Move
Numbering Control
Part
Path
Periodic/Cyclic Region
Point Mass
Pre-Meshed Crack
Pre-Stress
Probe
Project
Remote Point
Remote Points
Result Tracker
Results and Result Tools (Group)
Solution
Solution Combination
Solution Information
Spot Weld
Spring
Stress Tool (Group)
Surface
Symmetry
Symmetry Region
Thermal Point Mass
Thickness
Validation
Velocity
Virtual Body
Virtual Body Group
Virtual Cell
Virtual Hard Vertex
Virtual Split Edge
Virtual Split Face
Virtual Topology
CAD System Information
General Information
Troubleshooting
General Product Limitations
Problem Situations
A Linearized Stress Result Cannot Be Solved.
A Load Transfer Error Has Occurred.
Although the Exported File Was Saved to Disk
Although the Solution Failed to Solve Completely at all Time Points.
An Error Occurred Inside the SOLVER Module: Invalid Material Properties
An Error Occurred While Solving Due To Insufficient Disk Space
An Error Occurred While Starting the Solver Module
An Internal Solution Magnitude Limit Was Exceeded.
An Iterative Solver Was Used for this Analysis
At Least One Body Has Been Found to Have Only 1 Element
At Least One Spring Exists with Incorrectly Defined Nonlinear Stiffness
Animation Does not Export Correctly
Application Not Closing as Expected
Assemblies Missing Parts
Cannot Undo Node Move
CATIA V5 and IGES Surface Bodies
Constraint Equations Were Not Properly Matched
Error Inertia tensor is too large
Failed to Load Microsoft Office Application
Illogical Reaction Results
Large Deformation Effects are Active
MPC equations were not built for one or more contact regions or remote boundary conditions
One or More Contact Regions May Not Be In Initial Contact
One or more MPC contact regions or remote boundary conditions may have conflicts
One or More Parts May Be Underconstrained
One or More Remote Boundary Conditions is Scoped to a Large Number of Elements
Problems Unique to Background (Asynchronous) Solutions
Problems Using Solution
Running Norton AntiVirusTM Causes the Mechanical Application to Crash
The Correctly Licensed Product Will Not Run
The Deformation is Large Compared to the Model Bounding Box
The Initial Time Increment May Be Too Large for This Problem
The Joint Probe cannot Evaluate Results
The License Manager Server Is Down
Linux Platform - Localized Operating System
The Low/High Boundaries of Cyclic Symmetry
The Remote Boundary Condition object is defined on the Cyclic Axis of Symmetry
The Solution Combination Folder
The Solver Engine was Unable to Converge
The Solver Has Found Conflicting DOF Constraints
Problem with RSM-Mechanical Connection
Unable to Find Requested Modes
You Must Specify Joint Conditions to all Three Rotational DOFs
Fracture Meshing Problems
Lustre Parallel File Systems on Linux
Recommendations
A. Glossary of General Terms
B. Data Transfer Mesh Mapping
Mapping Validation
C. LS-DYNA Keywords Used in an Explicit Dynamics Analysis
Supported LS-DYNA Keywords
LS-DYNA General Descriptions
D. Workbench Mechanical Wizard Advanced Programming Topics
Overview
URI Address and Path Considerations
Using Strings and Languages
Guidelines for Editing XML Files
About the TaskML Merge Process
Using the Integrated Wizard Development Kit (WDK)
Using IFRAME Elements
TaskML Reference
Overview Map of TaskML
Document Element
simulation-wizard
External References
Merge
Script
Object Grouping
object-group
object-groups
object-type
Status Definitions
status
statuses
Language and Text
data
language
string
strings
Tasks and Events
activate-event
task
tasks
update-event
Wizard Content
body
group
iframe
taskref
Rules
Statements
and
debug
if then else stop
not
or
update
Conditions
assembly-geometry
changeable-length-unit
geometry-includes-sheets
level
object
zero-thickness-sheet
valid-emag-geometry
enclosure-exists
Actions
click-button
display-details-callout
display-help-topic
display-outline-callout
display-status-callout
display-tab-callout
display-task-callout
display-toolbar-callout
open-url
select-all-objects
select-field
select-first-object
select-first-parameter-field
select-first-undefined-field
select-zero-thickness-sheets
select-enclosures
send-mail
set-caption
set-icon
set-status
Scripting
eval
Standard Object Groups Reference
Tutorials
Tutorial: Adding a Link
Tutorial: Creating a Custom Task
Tutorial: Creating a Custom Wizard
Tutorial: Adding a Web Search IFRAME
Completed TaskML Files
Links.xml
Insert100psi.xml
CustomWizard.xml
Search.htm
CustomWizardSearch.xml
Wizard Development Kit (WDK) Groups
WDK: Tools Group
WDK: Commands Group
WDK Tests: Actions
WDK Tests: Flags (Conditions)
E. Material Models Used in Explicit Dynamics Analysis
Introduction
Explicit Material Library
Density
Linear Elastic
Isotropic Elasticity
Orthotropic Elasticity
Viscoelastic
Test Data
Hyperelasticity
Plasticity
Bilinear Isotropic Hardening
Multilinear Isotropic Hardening
Bilinear Kinematic Hardening
Multilinear Kinematic Hardening
Johnson-Cook Strength
Cowper-Symonds Strength
Steinberg-Guinan Strength
Zerilli-Armstrong Strength
Brittle/Granular
Drucker-Prager Strength Linear
Drucker-Prager Strength Stassi
Drucker-Prager Strength Piecewise
Johnson-Holmquist Strength Continuous
Johnson-Holmquist Strength Segmented
RHT Concrete Strength
MO Granular
Equations of State
Background
Bulk Modulus
Shear Modulus
Ideal Gas EOS
Polynomial EOS
Shock EOS Linear
Shock EOS Bilinear
JWL EOS
Porosity
Porosity-Crushable Foam
Compaction EOS Linear
Compaction EOS Non-Linear
P-alpha EOS
Failure
Plastic Strain Failure
Principal Stress Failure
Principal Strain Failure
Stochastic Failure
Tensile Pressure Failure
Crack Softening Failure
Johnson-Cook Failure
Grady Spall Failure
Strength
Thermal Specific Heat
Rigid Materials
References
F. Explicit Dynamics Theory Guide
Why use Explicit Dynamics?
What is Explicit Dynamics?
The Solution Strategy
Basic Formulations
Implicit Transient Dynamics
Explicit Transient Dynamics
Time Integration
Implicit Time Integration
Explicit Time Integration
Mass Scaling
Wave Propagation
Elastic Waves
Plastic Waves
Shock Waves
Reference Frame
Lagrangian and Eulerian Reference Frames
Eulerian (Virtual) Reference Frame in Explicit Dynamics
Post-Processing a Body with Reference Frame Euler (Virtual)
Key Concepts of Euler (Virtual) Solutions
Multiple Material Stress States
Multiple Material Transport
Supported Material Properties
Known Limitations of Euler Solutions
Explicit Fluid Structure Interaction (Euler-Lagrange Coupling)
Shell Coupling
Sub-cycling
Analysis Settings
Step Controls
Damping Controls
Solver Controls
Erosion Controls
Remote Points in Explicit Dynamics
Explicit Dynamics Remote Points
Explicit Dynamics Remote Boundary Conditions
Initial Conditions on Remote Points
Model Size Limitations in Explicit Dynamics
References

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