Abaqus Composites

21
Analysis of Composite Materials with Abaqus 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)

description

composite material analysis

Transcript of Abaqus Composites

  • Analysis of Composite Materials

    with Abaqus

    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 DebondCapability

    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

    Legal Notices

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  • Analysis of Composite Materials with Abaqus

    Revision Status

    Lecture 1 5/10 Updated for 6.10

    Lecture 2 5/10 Updated for 6.10

    Lecture 3 5/10 Updated for 6.10

    Lecture 4 5/10 Updated for 6.10

    Lecture 5 5/10 Updated for 6.10

    Lecture 6 5/10 Updated for 6.10

    Lecture 7 5/10 Updated for 6.10

    Lecture 8 5/10 Updated for 6.10

    Lecture 9 5/10 Updated for 6.10

    Lecture 10 5/10 Updated for 6.10

    Lecture 11 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

    Workshop 1 5/10 Updated for 6.10

    Workshop 2a 5/10 Updated for 6.10

    Workshop 2b 5/10 New for 6.10

    Workshop 3 5/10 Updated for 6.10

    Workshop 4 5/10 Updated for 6.10

    Workshop 5 5/10 Updated for 6.10

    Workshop 6 5/10 Updated for 6.10

    Workshop 7 5/10 Updated for 6.10

    Workshop 8 5/10 Updated for 6.10

    Workshop 9 5/10 Updated for 6.10

    Workshop 10 5/10 Updated for 6.10

  • Introduction

    Lecture 1

    L1.2

    Analysis of Composite Materials with Abaqus

    Overview

    Ceramic Matrix Composites

    for Turbomachinery

    Woven Fabrics for Formula 1 RacingUnidirectional Laminates for Aerospace Applications

    Description of a Composite

    Some Typical Composites

    Finite Element Modeling of Composites

  • Macroscopic Modeling

    Lecture 2

    L2.2

    Analysis of Composite Materials with Abaqus

    Overview

    Introduction

    Anisotropic Elasticity

    Viscoelasticity

    Thermal Expansion

    Material Orientation

  • Mixed Modeling

    Lecture 3

    L3.2

    Analysis of Composite Materials with Abaqus

    Overview

    Introduction

    Laminated Composite Shells

    Continuum Shell Elements

    Continuum Shell Meshing

    Continuum Solid Elements

    Symmetry Conditions and Laminated Structures

    Workshop 1

  • Composite Modeling with Abaqus

    Lecture 4

    L4.2

    Analysis of Composite Materials with Abaqus

    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)

  • Reinforcement Modeling

    Lecture 5

    L5.2

    Analysis of Composite Materials with Abaqus

    Overview

    Introduction

    Rebar Layers

    Embedded Elements

  • Analysis of Sandwich Composites

    Lecture 6

    L6.2

    Analysis of Composite Materials with Abaqus

    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 Stiffened Composite Panels

    Lecture 7

    L7.2

    Analysis of Composite Materials with Abaqus

    Overview

    Stiffened Composite Panels

    Abaqus Usage

    Abaqus Example

    Workshop 5

  • Modeling Damage and Failure in Composites

    Lecture 8

    L8.2

    Analysis of Composite Materials with Abaqus

    Overview

    Failure Criteria in Laminates

    Failure Theories

    Progressive Damage of Fiber-Reinforced Composites

    Example

    Import of Composite Damage Model

  • Cohesive Behavior

    Lecture 9

    L9.2

    Analysis of Composite Materials with Abaqus

    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.

  • Virtual Crack Closure Technique (VCCT)

    Lecture 10

    L10.2

    Analysis of Composite Materials with Abaqus

    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

  • Low-cycle Fatigue Criterion

    Lecture 11

    L11.2

    Analysis of Composite Materials with Abaqus

    Overview

    Introduction

    Direct Cyclic Low-cycle Fatigue Analysis

    Low-cycle Fatigue Criterion

    Workshop 9

  • Crack Propagation Analysis using the

    Debond Capability

    Appendix 1

    A1.2

    Analysis of Composite Materials with Abaqus

    Overview

    Introduction

    Modeling Interface Behavior

  • Cohesive Element Modeling Techniques

    Appendix 2

    A2.2

    Analysis of Composite Materials with Abaqus

    Overview

    Viscous Regularization

    Modeling Techniques

  • Modeling Issues for Continuum Shell

    Elements

    Appendix 3

    A3.2

    Analysis of Composite Materials with Abaqus

    Overview

    Modeling Issues for Continuum Shell Elements

    Defining the thickness direction for continuum shell elements

    Shell thickness

    Change in thickness and thickness modulus

  • Alternative Modeling Techniques for Composites

    Appendix 4

    A4.2

    Analysis of Composite Materials with Abaqus

    Overview

    Introduction

    Laminated Shell Section Definition

    Laminated Solid Section Definition

    Section Point Based Postprocessing Technique

  • Modeling Composite Material Impact

    with Abaqus/Explicit

    Appendix 5

    A5.2

    Analysis of Composite Materials with Abaqus

    Overview

    Introduction

    Composite Damage Models in Abaqus/Explicit

    Unidirectional Fiber

    Example Composite Plate Impact

    Woven Fabric

    Example Corrugated Beam Crushing

    Modeling Techniques

    Workshop 10

  • Material Orientation Examples

    Appendix 6

    A6.2

    Analysis of Composite Materials with Abaqus

    Material Orientation Examples

    Example 3: Shell elements

    Example 4: Layered shell elements

    Example 5: Solid elements

    Example 6: Layered solid elements