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Analysis of Composite Materials with Abaqus

Day 1 • Lecture 1

Introduction

• Lecture 2

Macroscopic Modeling

• Lecture 3

Mixed Modeling

• Workshop 1

The Pagano Plate Problem

• Lecture 4

Composite Modeling with Abaqus

• Workshop 2a

Buckling of a Laminate Panel

• Workshop 2b

Composite Wing Section

• Workshop 3

Composite Yacht Hull (Optional)

Analysis of Composite Materials with Abaqus

Day 2 • Lecture 5

Reinforcement Modeling

• Lecture 6

Modeling of Sandwich Composites

• Workshop 4

Bending of a Sandwich Beam

• Lecture 7

Modeling of Stiffened Panels

• Workshop 5

Bending of a reinforced flat panel under uniform pressure

• Lecture 8

Modeling Damage and Failure in Composites

Analysis of Composite Materials with Abaqus

Day 3 • Lecture 9

Cohesive Behavior

• Workshop 6

Analysis of a DCB using Cohesive Behavior

• Lecture 10

Virtual Crack Closure Technique (VCCT)

• Workshop 7

Analysis of a DCB using VCCT (Abaqus/Standard)

• Workshop 8

Analysis of a DCB using VCCT (Abaqus/Explicit)

• Lecture 11

Low-cycle Fatigue

• Workshop 9

Fatigue Crack Growth in a DCB Specimen

Analysis of Composite Materials with Abaqus

Additional Material • Appendix 1

Crack Propagation Analysis using the Debond Capability

• Appendix 2

Cohesive Element Modeling Techniques

• Appendix 3

Modeling Issues for Continuum Shell Elements

• Appendix 4

Alternative Modeling Techniques for Composites

• Appendix 5

Modeling Composite Material Impact with Abaqus/Explicit

• Workshop 10

Perforation of a Composite Plate

• Appendix 6

Material Orientation Examples

Analysis of Composite Materials with Abaqus

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Analysis of Composite Materials with Abaqus

Revision Status Lecture 1

5/10

Updated for 6.10

Workshop 1

5/10

Updated for 6.10

Lecture 2

5/10

Updated for 6.10

Workshop 2a

5/10

Updated for 6.10

Lecture 3

5/10

Updated for 6.10

Workshop 2b

5/10

New for 6.10

Lecture 4

5/10

Updated for 6.10

Workshop 3

5/10

Updated for 6.10

Lecture 5

5/10

Updated for 6.10

Workshop 4

5/10

Updated for 6.10

Lecture 6

5/10

Updated for 6.10

Workshop 5

5/10

Updated for 6.10

Lecture 7

5/10

Updated for 6.10

Workshop 6

5/10

Updated for 6.10

Lecture 8

5/10

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Workshop 7

5/10

Updated for 6.10

Lecture 9

5/10

Updated for 6.10

Workshop 8

5/10

Updated for 6.10

Lecture 10

5/10

Updated for 6.10

Workshop 9

5/10

Updated for 6.10

Lecture 11

5/10

Updated for 6.10

Workshop 10

5/10

Updated for 6.10

Appendix 1

5/10

Updated for 6.10

Appendix 2

5/10

Updated for 6.10

Appendix 3

5/10

Updated for 6.10

Appendix 4

5/10

Updated for 6.10

Appendix 5

5/10

Updated for 6.10

Appendix 6

5/10

New for 6.10

Analysis of Composite Materials with Abaqus

Introduction Lecture 1

L1.2

Overview • Description of a Composite • Some Typical Composites • Finite Element Modeling of Composites Ceramic Matrix Composites for Turbomachinery

Unidirectional Laminates for Aerospace Applications

Woven Fabrics for Formula 1 Racing

Analysis of Composite Materials with Abaqus

Macroscopic Modeling Lecture 2

L2.2

Overview • Introduction • Anisotropic Elasticity • Viscoelasticity • Thermal Expansion • Material Orientation

Analysis of Composite Materials with Abaqus

Mixed Modeling Lecture 3

L3.2

Overview • Introduction • Laminated Composite Shells • Continuum Shell Elements • Continuum Shell Meshing • Continuum Solid Elements • Symmetry Conditions and Laminated Structures

• Workshop 1

Analysis of Composite Materials with Abaqus

Composite Modeling with Abaqus Lecture 4

L4.2

Overview • Introduction • Understanding Composite Layups • Understanding Composite Layup Orientations • Defining Composite Layup Output • Viewing a Composite Layup • Abaqus/CAE Demonstration: Three-ply composite

• Composites Modeler for Abaqus/CAE • Workshop 2a • Workshop 2b • Workshop 3 (Optional)

Analysis of Composite Materials with Abaqus

Reinforcement Modeling Lecture 5

L5.2

Overview • Introduction • Rebar Layers • Embedded Elements

Analysis of Composite Materials with Abaqus

Analysis of Sandwich Composites Lecture 6

L6.2

Overview • Introduction to Sandwich Composites • Abaqus Usage • Modeling Skins with Abaqus/CAE • Abaqus Examples • Comparison to NAFEMS solution • Comparison of Conventional and Continuum Shells

• Stacking Elements Through the Thickness • Tapered Sandwich Composite • Workshop 4

Analysis of Composite Materials with Abaqus

Analysis of Stiffened Composite Panels Lecture 7

L7.2

Overview • Stiffened Composite Panels • Abaqus Usage • Abaqus Example • Workshop 5

Analysis of Composite Materials with Abaqus

Modeling Damage and Failure in Composites Lecture 8

L8.2

Overview • Failure Criteria in Laminates • Failure Theories • Progressive Damage of Fiber-Reinforced Composites • Example • Import of Composite Damage Model

Analysis of Composite Materials with Abaqus

Cohesive Behavior Lecture 9

L9.2

Overview • Introduction • Cohesive Element Technology • Constitutive Response in Cohesive Elements • Viscous Regularization for Cohesive Elements • Cohesive Element Examples • Workshop 6 (Part 1)

• Surface-based Cohesive Behavior • Element- vs. Surface-based Cohesive Behavior • Workshop 6 (Part 2)

Note: Appendix 2 contains an in-depth discussion of modeling techniques for cohesive elements using both the interactive and keywords interfaces.

Analysis of Composite Materials with Abaqus

Virtual Crack Closure Technique (VCCT) Lecture 10

L10.2

Overview • Introduction • VCCT Criterion • Example using Abaqus/Standard • Example using Abaqus/Explicit • Output • VCCT Plug-in

• Comparison with Cohesive Behavior • Examples • Workshop 7 • Workshop 8

Analysis of Composite Materials with Abaqus

Low-cycle Fatigue Criterion Lecture 11

L11.2

Overview • Introduction • Direct Cyclic Low-cycle Fatigue Analysis • Low-cycle Fatigue Criterion • Workshop 9

Analysis of Composite Materials with Abaqus

Crack Propagation Analysis using the Debond Capability Appendix 1

A1.2

Overview • Introduction • Modeling Interface Behavior

Analysis of Composite Materials with Abaqus

Cohesive Element Modeling Techniques Appendix 2

A2.2

Overview • Viscous Regularization • Modeling Techniques

Analysis of Composite Materials with Abaqus

Modeling Issues for Continuum Shell Elements Appendix 3

A3.2

Overview • Modeling Issues for Continuum Shell Elements • Defining the thickness direction for continuum shell elements • Shell thickness • Change in thickness and thickness modulus

Analysis of Composite Materials with Abaqus

Alternative Modeling Techniques for Composites Appendix 4

A4.2

Overview • Introduction • Laminated Shell Section Definition • Laminated Solid Section Definition • Section Point Based Postprocessing Technique

Analysis of Composite Materials with Abaqus

Modeling Composite Material Impact with Abaqus/Explicit Appendix 5

A5.2

Overview • Introduction • Composite Damage Models in Abaqus/Explicit • Unidirectional Fiber • Example – Composite Plate Impact • Woven Fabric • Example – Corrugated Beam Crushing

• Modeling Techniques • Workshop 10

Analysis of Composite Materials with Abaqus

Material Orientation Examples Appendix 6

A6.2

Material Orientation Examples • Example 3: Shell elements • Example 4: Layered shell elements • Example 5: Solid elements • Example 6: Layered solid elements

Analysis of Composite Materials with Abaqus