17ME652 Mechanics of Composite Materials syllabus for ME



A d v e r t i s e m e n t

Module-1 Introduction to composite materials 8 hours

Introduction to composite materials:

Definition and classification of composite materials: Polymer Matrix Composites, Metal Matrix Composites, Ceramic Matrix Composites, Carbon-Carbon Composites. Reinforcements and Matrix Materials.

 

Manufacturing Techniques of Composites:

Fiber Reinforced Plastic (FRP) Processing:

Layup and curing, fabricating process, open and closed mould process, Hand layup techniques; structural laminate bag molding, production procedures for bag molding; filament winding, pultrusion, pulforming, thermo-forming, injection molding, blow molding.

 

Fabrication Process for Metal Matrix Composites (MMC’s):

Powder metallurgy technique, liquid metallurgy technique,special fabrication techniques.

Module-2 Micromechanics of Composites 8 hours

Micromechanics of Composites:

Density, Mechanical Properties; Prediction of Elastic Constants, Micromechanical Approach, Halpin-Tsai Equations, Transverse Stresses. Thermal Properties; Expression for Thermal Expansion Coefficients of Composites, Expression for Thermal Conductivity of Composites. Mechanics of Load Transfer from Matrix to Fiber; Load transfer in Particulate Composites.

Module-3 Macromechanics of Composites 8 hours

Macromechanics of Composites:

Elastic Constants of an Isotropic Material, Elastic Constants of a Lamina, Relationship between Engineering Constants and Reduced Stiffnesses and Compliances, Variation of Lamina Properties with Orientation, Analysis of Laminated Composites, Stresses and Strains in Laminate Composites, Inter-laminar Stresses and Edge Effects. Numerical Problems.

Module-4 Monotonic Strength and Fracture 8 hours

Monotonic Strength and Fracture:

Tensile and Compressive strength of Unidirectional Fiber Composites. Fracture Modes in Composites; Single and Multiple Fracture, Debonding, Fiber Pullout and Delamination Fracture. Strength of an Orthotropic Lamina; Maximum Stress Theory, Maximum Strain Criterion, Tsai-Hill Criterion, Tsi -Wu tensor theory. Comparison of Failure Theories.

Module-5 Failure Analysis and Design of Laminates 8 hours

Failure Analysis and Design of Laminates:

Special cases of Laminates; Symmetric Laminates, Cross-ply laminates, Angle ply Laminates, antisymmetric Laminates, Balanced Laminate. Failure Criterion for a Laminate. Design of a Laminated Composite. Numerical Problems.

 

Course outcomes:

  • To identify the properties of fiber and matrix materials used in commercial composites, as well as some common manufacturing techniques.
  • To predict the failure strength of a laminated composite plate
  • Understand the linear elasticity with emphasis on the difference between isotropic and anisotropic material behaviour.
  • Acquire the knowledge for the analysis, design, optimization and test simulation of advanced composite structures and Components.

 

TEXT BOOKS:

1. Autar K. Kaw, Mechanics of Composite materials, CRC Taylor & Francis, 2nd Ed, 2005

2. Composite Material Science and Engineering, Krishan K. Chawla, Springer, 3e, 2012

3. Robert M. Jones, Mechanics of Composite Materials, Taylor & Francis, 1999.

 

REFERENCE BOOKS

1. MadhijitMukhopadhay, Mechanics of Composite Materials & Structures, Universities Press,2004

2. Michael W, Hyer, Stress analysis of fiber Reinforced Composite Materials, Mc-Graw Hill International, 2009

3. Fibre Reinforced Composites, P.C. Mallik, Marcel Decker, 1993

4. Hand Book of Composites, P.C. Mallik, Marcel Decker, 1993

Last Updated: Tuesday, January 24, 2023

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