Analysis of Composite Materials with Abaqus About this Course

21 Pages·2012·1.44 MB·English

Analysis of Composite Materials with Abaqus
sem
ètsyS
tluassaD
©
| m
oc.sd3.w
w
w
R 6.12
About this Course
Course objectives
Upon completion of this course you will be able to:
Define anisotropic elasticity with Hookean models for combining the fiber-matrix response
Define composite layups using Abaqus/CAE
Model sandwich composite structures and stiffened composite panels
Model progressive damage and failure in composites
Model delamination and low-cycle fatigue of composite structures
sem
ètsyS
tluassaD TSaimruglaettioend A anualdysitesn ce
©
| m
oc.sd3.ww PThries rceoquruseis iist eresc ommended for engineers with experience using Abaqus/Standard
w
3 days
Day 1
Lecture 1 Introduction

Lecture 2 Macroscopic Modeling

Lecture 3 Mixed Modeling

Workshop 1 The Pagano Plate Problem
sem
ètsyS Lecture 4 Composite Modeling with Abaqus
tluassaD Workshop 2a Buckling of a Laminate Panel
©
| m
oc.sd3.w Workshop 2b Composite Wing Section
ww
Workshop 3 Composite Yacht Hull (Optional)

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
sem
ètsyS Workshop 5 Bending of a Reinforced Flat Panel under Uniform Pressure
tluassaD Lecture 8 Modeling Damage and Failure in Composites
©
| m
oc.sd3.w
w
w
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)
sem
ètsyS Workshop 8 Analysis of a DCB using VCCT (Abaqus/Explicit)
tluassaD Lecture 11 Low-cycle Fatigue
©
| m
oc.sd3.w Workshop 9 Fatigue Crack Growth in a DCB Specimen
ww
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
sem
ètsyS Appendix 5 Modeling Composite Material Impact with Abaqus/Explicit
tluassaD Workshop 10 Perforation of a Composite Plate
©
| m
oc.sd3.w Appendix 6 Material Orientation Examples
ww
Legal Notices
The Abaqus Software described in this documentation is available only under license from Dassault
Systèmes and its subsidiary and may be used or reproduced only in accordance with the terms of such
license.
This documentation and the software described in this documentation are subject to change without
prior notice.
Dassault Systèmes and its subsidiaries shall not be responsible for the consequences of any errors or
omissions that may appear in this documentation.
sem No part of this documentation may be reproduced or distributed in any form without prior written
ètsyS permission of Dassault Systèmes or its subsidiary.
©tluassaD ©Pr iDnatesds ainu ltth Sey Ustnèitmede sS, t2a0te1s2 .o f America
| moc.sd3.w ASbysatqèumse, sth oer 3itDs Ss ulobgsoid,i aSrIiMesU iLnI Ath aen UdS C aAnTdIA/o ar roeth treard ceomunatrrkiess o. r registered trademarks of Dassault
w
w Other company, product, and service names may be trademarks or service marks of their respective
owners. For additional information concerning trademarks, copyrights, and licenses, see the Legal
Notices in the Abaqus 6.12 Release Notes and the notices at:
http://www.3ds.com/products/simulia/portfolio/product-os-commercial-programs.
Revision Status
Lecture 1 5/12 Updated for 6.12 Workshop 1 5/12 Updated for 6.12
Lecture 2 5/12 Updated for 6.12 Workshop 2a 5/12 Updated for 6.12
Lecture 3 5/12 Updated for 6.12 Workshop 2b 5/12 Updated for 6.12
Lecture 4 5/12 Updated for 6.12 Workshop 3 5/12 Updated for 6.12
Lecture 5 5/12 Updated for 6.12 Workshop 4 5/12 Updated for 6.12
sem Lecture 6 5/12 Updated for 6.12 Workshop 5 5/12 Updated for 6.12
ètsyS Lecture 7 5/12 Updated for 6.12 Workshop 6 5/12 Updated for 6.12
©tluassaD LLeeccttuurree 89 55//1122 UUppddaatteedd ffoorr 66..1122 WWoorrkksshhoopp 78 55//1122 UUppddaatteedd ffoorr 66..1122
| moc.sd3.w LLeeccttuurree 1110 55//1122 UUppddaatteedd ffoorr 66..1122 WWoorrkksshhoopp 910 55//1122 UUppddaatteedd ffoorr 66..1122
w
w Appendix 1 5/12 Updated for 6.12
Appendix 2 5/12 Updated for 6.12
Appendix 3 5/12 Updated for 6.12
Appendix 4 5/12 Updated for 6.12
Appendix 5 5/12 Updated for 6.12
Appendix 6 5/12 Updated for 6.12
L1.1
Lesson 1: Introduction
The following topics are covered in this lesson.

Lesson content:
Introduction
sem
ètsyS
tluassaD
©
| m
oc.sd3.w
w
w
20 minutes
L1.2
Introduction
Here are the steps to be followed:
1. Description of a Composite
2. Typical Applications of Composites
3. Some Typical Composites
4. Finite Element Modeling of
sem Composites
ètsyS
tluassaD
©
| m
oc.sd3.w
w
w
L2.1
Lesson 2: Macroscopic Modeling
The following topics are covered in this lesson.

Lesson content:
Macroscopic Modeling
sem
ètsyS
tluassaD
©
| m
oc.sd3.w
w
w
45 minutes
L2.2
Macroscopic Modeling
Here are the steps to be followed:
1. Introduction
2. Anisotropic Elasticity
3. Viscoelasticity
4. Thermal Expansion
sem 5. Material Orientation
ètsyS
tluassaD
©
| m
oc.sd3.w
w
w
L3.1
Lesson 3: Mixed Modeling
The following topics are covered in this lesson.

Lesson content:
Mixed Modeling
Workshop Preliminaries
Workshop 1: The Pagano Plate Problem

sem
ètsyS
tluassaD
©
| m
oc.sd3.w
w
w
3 hours
L3.2
Mixed Modeling
Here are the steps to be followed:
1. Introduction
2. Laminated Composite Shells
3. Continuum Shell Elements
4. Continuum Shell Meshing
sem 5. Continuum Solid Elements
ètsyS 6. Symmetry Conditions and Laminated
tluassaD Structures
©
| m
oc.sd3.w
w
w
L4.1
Lesson 4: Composite Modeling with Abaqus
The following topics are covered in this lesson.

Lesson content:
Composite Modeling with Abaqus
Workshop 2a: Buckling of a Laminate Panel
Workshop 2b: Composite Wing Section
Workshop 3: Composite Yacht Hull
sem
ètsyS
tluassaD
©
| m
oc.sd3.w
w
w
3 hours
L4.2
Composite Modeling with Abaqus
Here are the steps to be followed:
1. Introduction
2. Understanding Composite Layups
3. Understanding Composite Layup
Orientations
sem 4. Defining Composite Layup Output
ètsyS 5. Viewing a Composite Layup
©tluassaD 6. Aplbya cqoums/pCoAsiEte D emonstration: Three-
| moc.sd3.w 7. Composites Modeler for Abaqus/CAE
w
w
L5.1
Lesson 5: Reinforcement Modeling
The following topics are covered in this lesson.

Lesson content:
Reinforcement Modeling
sem
ètsyS
tluassaD
©
| m
oc.sd3.w
w
w
45 minutes
L5.2
Reinforcement Modeling
Here are the steps to be followed:
1. Introduction
2. Rebar Layers
3. Embedded Elements
sem
ètsyS
tluassaD
©
| m
oc.sd3.w
w
w
L6.1
Lesson 6: Analysis of Sandwich Composites
The following topics are covered in this lesson.

Lesson content:
Analysis of Sandwich Composites
Workshop 4: Bending of a Sandwich Beam

sem
ètsyS
tluassaD
©
| m
oc.sd3.w
w
w
90 minutes
L6.2
Analysis of Sandwich Composites
Here are the steps to be followed:
1. Introduction to Sandwich Composites
2. Abaqus Usage
3. Modeling Skins with Abaqus/CAE
4. Abaqus Examples
sem a. Comparison to NAFEMS
ètsyS solution
©tluassaD b. Canodm Cpaornistionnu uomf CSohnevllesn tional
| moc.sd3.w c. SThtaicckkninegs sE lements Through the
ww d. Tapered Sandwich Composite