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Nonlinear Adaptivity – Mesh Coarsening for Contact-Based Cohesive Zone Models

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Slide 1: Ansys Mechanical 2023 R2 What's New
Slide 2: Table of Contents
Slide 3: Automated and Efficient Structural Simulations
Slide 4: Automated and Efficient Structural Simulations
Mechanical
Slide 5: Mechanical
Slide 6: Learning and Support Tab
Slide 7: Activate License within Mechanical
Slide 8: Open Project Files Directory
Slide 9: Read Result Files by Reference
Slide 10: NASTRAN Export Enhancements
Slide 11: Trace Mapping Metal Fraction information for Target Mesh
Slide 12
Slide 13: Direct Pressure with Restarts
Slide 14: Direct Pressure with Restarts
Slide 15: Mechanical Product Usability and Scripting enhancements
Slide 16: Element APDL Name
Slide 17: Contact & Target APDL Name
Slide 18: Contact Smoothing
Slide 19: Option to Filter the Tree for object with Property Name
Slide 20: Option to Filter the Tree for object with Property Value
Slide 21: ACT API for Element APDL Name
Slide 22: ACT API to know if a surface is Concave/Convex
Slide 23: ACT API to get radius on cylindrical face, spherical face and circular edge
Meshing
Slide 24: Meshing
Slide 25: Patch Conforming Tetrahedrons : Improved for Explicit Physics
Slide 26: Defeaturing Improvements with Map Mesh Controls
Slide 27: Mixing Feature Detect/Mapped with Feature Suppress
Slide 28: Welds and Shell Meshing
Slide 29: Weld Meshing
Slide 30: Mesh Independent Weld
Slide 31: Weld with Aggressive Relaxation
Slide 32: Required inputs from the user
Slide 33: Mesh Independent Weld
Slide 34: Shell Meshing
Slide 35: Enhancements to Mesh Copy
Slide 36: Mesh Quality Worksheet
Slide 37: Updated Layout for Mesh Quality Worksheet
Slide 38: Contour Banding in Quality Worksheet Mode
Slide 39: New Tab Buttons
Slide 40: Hex Meshing: Improved Handling of Coiled Geometry for MultiZone
Slide 41: Solsh for Pull and MZ Thin Sweep
Slide 42: Pull Feature: New Properties
Slide 43: Pull Feature: Allow Custom solvers
Slide 44: SpaceClaim Meshing
Slide 45: PyPrimeMesh Releases
Slide 46: 0.4.0 (23R2) New API's
Slide 47: New Match Morphing and Stacker (2.5D Sweeping) Examples
Post and Graphics
Slide 48: Post and Graphics
Slide 49: Overview
Slide 50: Changing the Contour Edge Line Weight
Slide 51: Color Mesh edges using body colors
Slide 52: Display of N-Layer(s) Elements
Slide 53: Display of N-Layer(s) Elements
Slide 54: Waterfall Result Chart – New Selection Options
Slide 55: Waterfall Result Chart – Graph and Tabular Data
Slide 56: Waterfall Result Chart – Legend and Highlighting
Slide 57: Waterfall Result Chart – New Display Options
Slide 58: Waterfall Result Chart – No Interpolation
Slide 59: Waterfall Result Chart – Scope to Order Lines
Slide 60: Waterfall Result Chart – Scope to Order Lines
Slide 61: Waterfall Result Chart – Probe Label Coordinates
Slide 62: Waterfall Results
Slide 63: New Line Chart Object in Mechanical
Slide 64: Rich scripting API for Line Chart Object
Slide 65: Operations/Filters for Line Chart Object
Slide 66: New Envelope Calculation mode in Solution Combination
Slide 67: File Export Enhancement
Slide 68: File Export Enhancement
Slide 69: Import from file – User Defined Result
Slide 70: Min/Max Probes – Preference option
Slide 71: Separate Scoping Enhancement
Slide 72: Separate Scoping Enhancement
Slide 73: Support for Elemental Mean display
Slide 74: SVECTOR enhancement
Slide 75: Shell is also supported
Slide 76: Improved mesh display speed for specific model types
Slide 77: Miscellaneous Graphics performance improvements
Slide 78: User can choose specific element faces.
Materials
Slide 79: Materials Technology
Slide 80: Hencky Hyperelastic Model
Slide 81: Algorithmic Improvements of the EDP Cap Model
Slide 82: AML Project
Slide 83: Generalized Damage: Cycle-Jump and Creep Support
Slide 84: Multi-cycle Cyclic Loading Analysis
Slide 85: Validation of Cycle Jump Support + Multi-CLOAD
Slide 86: Initial Back Stress for Kinematic Hardening Material Models
Slide 87: Ramberg-Osgood Model
Contact & Joint Element Technology
Slide 88: Contact Technology
Slide 89: Double Sided Target Surface
Slide 90: Performance Improvement for MPC Contact
Slide 91: Contact Splitting Logic for efficient DMP Performance
Slide 92: Overconstraint Detection and Elimination
Slide 93: Overconstraint Detection and Elimination (Cond')
Slide 94: Spotweld Generation
Slide 95: Joint Element Enhancements
Slide 96: Joint Element Enhancements
Slide 97: Double Hat Model For Spotweld
Slide 98: Spotwelds between Shell Surfaces
Slide 99: Contact Defaults in Mechanical
Slide 100: MPC formulation as the default for bonded shell contacts
Slide 101: Exclusions from MPC formulation default change
Slide 102: Edge Contact Type - Program Controlled Option
Slide 103: Improvement with the default MPC formulation change
Slide 104: ACT API for the Edge Contact Type Property option
Slide 105: Known Limitations of MPC formulation
Slide 106: Contact Split Default Changes
Element Technology
Slide 107: Structural and Embedding Elements
Slide 108: Coupled-field Element Embedding
Slide 109: Tabular Thickness for 2D Elements
Slide 110: Pre- and post-processing Enhancements for ELBOW290 Element
Slide 111: Coupled Field ELements
Slide 112: Coupled-Field Link Element (LINK228)
Slide 113: Coupled-Field Enhancements
Slide 114: Thermal Capability Enhancements
Slide 115: Coupled Field Enhancements in Mechanical
Slide 116: Prestressed Coupled Field Modal
Slide 117: Coriolis in Coupled Field
Slide 118: Coriolis Effect API
Slide 119: Load Control
Slide 120: Coupled Field Elements ( 22x Elements) Results
Mesh Adaptivity Methods
Slide 121: Nonlinear Adaptivity – Mesh Coarsening for Contact-Based Cohesive Zone Models
Slide 122: Mesh Coarsening for Contact-based Cohesive Zone Models in NLAD Framework
Slide 123: NLAD Mesh Coarsening – existing command structure
Slide 124: NLMESH Option for Mesh Coarsening
Slide 125: Selection of Solid Elements for Coarsening – when criterion is active
Slide 126: Example: Sample 3D Peeling Problem – Mode I Debonding
Slide 127: Example: 2D Lap Shear Test – Mode II Debonding
Slide 128: Nonlinear Adaptivity – Support for Structural Surface-Loads On Elements via SFCONTROL
Slide 129: NLAD Support for SFCONTROL - Motivation
Slide 130: Overview of NLAD Support for SFCONTROL
Slide 131: Demo Examples with SFCONTROL in NLAD Framework
Fracture
Slide 132: Fracture
Slide 133: Restart Capability for Essential SMART Crack Growth
Slide 134: SMART – crack-growth increment control
Slide 135: SMART – crack-growth increment control
Slide 136: SMART – crack kinking angle control
Slide 137: Miscellaneous Developments
Slide 138: SMART Crack Growth Enhancements in Mechanical
Slide 139: SMART Crack Growth - Supports Mesh Coarsening
Slide 140: Mesh Comparison of the Coarsening options
Slide 141: Analytical Crack Enhancements
Slide 142: Analytical Planar Cracks: Replace cint,cenc with cint,edir
Slide 143: ACT APIs added for these new crack shapes
Slide 144: Limitations with the new analytical cracks
Slide 145: Extract Fracture results by reading the result file
Slide 146: Extract Fracture results by reading the result file
Slide 147: Read the result file and evaluate the results
Slide 148: Fracture Result and Probe result extraction
Slide 149: ACT APIs added for the new features
Slide 150: Limitations
High Performance Computing
Slide 151: High Performance Computing
Slide 152: Distributed Memory Parallel Enhancements
Slide 153: GPU Acceleration Enhancements
Slide 154: GPU Acceleration Enhancements
Slide 155: GPU Acceleration Enhancements
Slide 156: GPU Acceleration Enhancements
Slide 157: GPU Acceleration Enhancements
Slide 158: GPU Acceleration Enhancements
Linear and Nonlinear Dynamics
Slide 159: Eigen solver Linear & Nonlinear Dynamics Acoustics
Slide 160: Harmonic Balance Analysis (HBM)
Slide 161: Harmonic Balance Analysis (HBM)
Slide 162: Harmonic Balance Analysis (HBM)
Slide 163: Harmonic Balance Analysis (HBM)
Slide 164: Harmonic Balance Analysis (HBM)
Slide 165: Multistage Cyclic Symmetry Analysis
Slide 166: Multistage: Imported Loads
Slide 167: Cyclic and Multistage Cyclic Symmetry Analyses
Slide 168: PCG Solver Enhancements
Slide 169: PCG Solver Enhancements
Slide 170: PCG Solver Enhancements
Slide 171: PCG Solver Enhancements
Slide 172: Harmonic Analysis Enhancements
Slide 173: Harmonic Analysis Enhancements
Slide 174: Direct Recovery of MPC Rigid Nodes Solutions
Slide 175: Substructuring Mode Superposition Analysis
Slide 176: Mode-Superposition Analysis
Slide 177: Mode Superposition
Slide 178: On Demand Expansion
Slide 179: Multistep Prestressed Harmonic
Slide 180: Component Mode Synthesis : Normal Modes Extracted property
Slide 181: Component Mode Synthesis : Nonlinear contacts
Performance
Slide 182: Performance
Slide 183: Transient Dynamics Flexibility/Robustness Improvements
Slide 184: Imported Remote Loads Performance
Slide 185: Response Spectrum Performance
Structural Optimization
Slide 186: Structural Optimization
Slide 187: Geometry Criterion
Slide 188: "Geometric" User Defined Criteria Overview
Slide 189: "Geometric" User Defined Criteria example
Slide 190: Mixable-density: new capabilities
Slide 191: Shape Optimization: Global-stress and Local-Stress control
Slide 192: Learning by examples: step1 – Analysis setup
Slide 193: Learning by examples: step 2 – define the UDC-harmonic
Slide 194: Learning by examples: step 3 - results
Slide 195: Learning by examples: step 3 - results
Composites
Slide 196: ACP and Composite Workflows
Slide 197: Envelope Solution in Mechanical
Slide 198: Additional Interpolation Algorithms for the Look-Up Table
Slide 199: Improved Element Selection and Highlighting
Slide 200: Enhancements to the User Interface
Slide 201: PyDPF Composites Updates
Slide 202: Retirement of ACP Post
Slide 203: Ansys Composite Cure Simulation (ACCS)
Slide 204: Cure Simulation (ACCS) Updates
Mechanical Add-ons
Slide 205: Mechanical Add-ons
Slide 206: Overview
Slide 207: DesignLife
Slide 208: DesignLife Add-on: Solving capabilities
Slide 209: DesignLife Add-on: Lsdyna fatigue calculation
Slide 210: DesignLife Add-on: Sherlock – DesignLife workflow
Slide 211: DesignLife Add-on: SpotWeld Analisys
Slide 212: NVH
Slide 213: NVH Toolkit Add-on: Pre-Test Calculator
Slide 214: NVH Toolkit Add-on: MAC Calculator
Slide 215: NVH Toolkit Add-on: FRF Calculator
Slide 216: Forced Response
Slide 217: Forced Response Add-on: Mistuning and Aero coupling loads inserted to Cyclic Mode Superposition Harmonic system
Slide 218: Forced Response Add-on: Mode Multiplier, Matrices and Fatigue Diagram results under Harmonic System
Slide 219: Forced Response Add-on: MS Choice
Slide 220: Forced Response Add-on: Multiharmonic Plot (DPF)
Slide 221: Forced Response Add-on: Multiharmonic Chart
Slide 222: Bolt Tools
Slide 223: Bolt Tools Add-on
LS-Dyna Exposure in Mechanical
Slide 224: LS-Dyna Solver Exposure in Mechanical
Slide 225: Summary
Slide 226: Support for Additional Load Objects
Slide 227: Associate Load Objects to Multiple Cases
Slide 228: Case Specific Custom and Probe Results
Slide 229: Distributed Muti-Case Solving Infrastructure
Slide 230: Incompressible/Implicit SPH
Slide 231: Incompressible/Implicit SPH
Slide 232: Contact Properties Improvements
Slide 233: Rigid Body Property Improvements
Slide 234: Binout Tracker
Slide 235: Binout Tracker
Slide 236
Slide 237: Distributed Processing Improvements
Motion - Multibody Dynamics
Slide 238: Motion – Multibody Dynamics
Slide 239: Condensed Part
Slide 240: Road Visualization
Slide 241: Contact Enhancement
Slide 242: Initial Conditions
Slide 243: Contact Results
Aqwa
Slide 244: Aqwa
Slide 245: Moonpool Analysis in Hydrodynamic Diffraction (HD)
Beta Features
Slide 246: Ansys Mechanical 2023 R2 What's New – Beta Features
Slide 247: Mesh Workflows (Beta)
Slide 248: Patch Conforming Tet – Advanced Improve Options (Beta)
Slide 249: Patch Conforming Tet – Advanced Improve Options (Beta)
Slide 250: Stacker Meshing Method (Beta)
Slide 251: Automatic (PrimeMesh) Shell Meshing (Beta)
Slide 252: Quad Layer Options (Beta)
Slide 253: Improved display speed by using Accelerated Graphics Mode
Slide 254: Performance Improvements
Slide 255: Limitations – Reverts to Normal Display Mode
Slide 256: Limitations (continued)
Slide 257: Limitations (continued)
Slide 258: Progress and Cancellation for Graphics Displays
Slide 259: Support part coloring and section plane
Slide 260: Improved display speed by displaying result as undeformed
Slide 261: New Analytical Crack Shapes - Corner, Edge and Through (Beta)
Slide 262: Corner Crack Definition (Beta)
Slide 263: Corner Crack (Beta) - Definition and Results
Slide 264: Through Crack (Beta) - Inputs to define the cutting plane
Slide 265: Through Crack (Beta) - Results
Slide 266: Edge Crack (Beta) - Inputs to define the cutting plane
Slide 267: Edge Crack (Beta) - Results
Slide 268: Cyclic and Multistage Cyclic Symmetry Analysis (BETA)
Slide 269: Apply Superelement Load Vectors in Static Structural use pass (Beta)
Slide 270: Selecting body scoping for pre-stress substructure generation (Beta)
Slide 271: Selecting body scoping for pre-stress substructure generation (Beta)
Slide 272: Support Imported Pressure & Imported Body Temperature(Beta) in Substructure Analysis
Slide 273: Setting Up the Model
Slide 274: Use pass and Load vector information
Slide 275: Load Vector Assignment (Beta)
Slide 276: Load Vector Assignment (Beta)
Slide 277: Load Vector Assignment (Beta)
Slide 278: Introduction
Slide 279: Introduction
Slide 280: Solution method property for Harmonic Response analysis
Slide 281: API changes
Slide 282: Input file changes
Slide 283: Input file changes
Slide 284: ACT API for the new properties
Slide 285: Limitations
Slide 286: Equidistant and Equidistant Sensor Nodes (Beta)
Slide 287: Equidistant and Equidistant Sensor Nodes (Beta)
Slide 288: Mechanical Exposure of Equidistant Nodes (Beta)
Slide 289: Equidistant Sensor Nodes via ACT API
Slide 290: Model
Slide 291: Overview of existing Load Mapping workflow
Slide 292: Motivation for Load Mapping workflow specification
Slide 293: Design of Load Mapping workflow specification
Slide 294: Design of Load Mapping workflow specification
Slide 295: Load Mapping workflow specification : Supported Workflows of Imported Loads
Slide 296: Load Mapping workflow specification : Limitations
Slide 297: Some breakthroughs
Slide 298: Harmonic Analysis: Overview
Slide 299: Complexity-index
Slide 300: Motion – Maxwell interface Improvement
Slide 301: Solver Options: High-Speed Rotation
Slide 302: Solver Options: Large Deflection & Plastic Report
Slide 303: Spline Data View
Slide 304: Hydrodynamic (HD) Bearing using Tribo-X

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