CIVIL
AND ENVIRONMENTAL ENGINEERING 414-1
MECHANICS OF COMPOSITE MATERIALS
Catalog
description
Introduction,
basic concepts and definitions, fabrication methods
with laboratory demonstrations, micromechanics of elastic
behavior and failure, elastic behavior of unidirectional
lamina, constitutive and transformation relations, strength
of unidirectional lamina, composite failure theories.
Prerequisite:
CEE 216; desirable ME 362, CEE 415
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Fringe
pattern of microscale stress distribution |
Who
takes it
This
is an introductory course in the rapidly expanding field of
composite materials. Students in Civil and Environmental,
Mechanical and Biomedical Engineering as well as Materials
Science and Engineering benefit from this course. Advanced
undergraduate students, in addition to graduate students,
can take this course.
What
it is about
It
is an introduction to the field of composite materials and
describes their composition and mechanical behavior.
Course
Outline:
- Introduction
- Basic
Concepts and Definitions
- Fabrication
Methods
- Laboratory
Demonstration of Composite Fabrication
- Micromechanics-Elastic
Properties
- Longitudinal
properties
- Transverse
properties
- Shear
properties
- Elastic
Behavior of Unidirectional Lamina
- Anisotropic
constitutive relations
- Mathematical
and engineering constants
- Transformation
relations
- Micro
mechanics predictions of lamina properties
- Strength
of Unidirectional Lamina-Micromechanics
- Longitudinal
tension (shear lag analysis, statistical aspects)
- Longitudinal
compression
- Transverse
tension
- In-plane
shear
- Strength
of Unidirectional Lamina-Macromechanics
- Macromechanical
failure theories
- Maximum
stress
- Maximum
strain
- Interaction
theories (Tsai-Hill, Tsai-Wu)
- Experimental
Characterization
- Constituent
characterization
- Lamina
characterization
Assessment/Evaluation:
Regular
homework assignments including a laboratory report. A mid-term
and final exams are given. All exams are open-book open-notes.
The final grade is based on the exams and the homework.
Textbook:
Engineering
Mechanics of Composite Materials, Second Edition,
by I. M. Daniel and O. Ishai, Oxford University Press, 2005
Supplemented With handouts.
Contact:
Professor:
Isaac
M. Daniel
e-mail: imdaniel@northwestern.edu
Phone: 847-491-5649
Fax: 847-491-5227
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