Unit 1 Basic concepts and characteristics

2 lecture hours

• Geometric and Physical definitions
• natural and man-made composites
• Aerospace and structural applications
• types and classification of composites

Unit 2 Constituents

2 lecture hours

• Reinforcements:Fibres- Glass
• silicon carbide, and boron carbide fibres
• Matrix Materials: Particulate composites
• Polymer composites
• Metal matrix and ceramic composites

Unit 3 Macromechanics Behaviour Lamina

9 lecture hours

• Stress-strain behaviour for anisotropic materials
• compliance and engineering constants for orthotropic materials
• Stress-strain behaviour for plane stress in an orthotropic material
• Stress-strain behaviour for lamina of arbitrary orientation
• strength of an orthotropic lamina
• Biaxial strength criteria for an orthotropic materials (Maximum stress
• Maximum strain
• Tsai- Hill

Unit 4 Micromechanical Behaviour Lamina

7 lecture hours

• Determination of constants
• Elasticity approach to stiffness
• particulate composite
• Fibre-reinforced composites
• tensile and compressive strength in fibre direction
• transverse stiffness and strength
• prediction of shear strength
• Failure modes

Unit 5 Short-Fibre Composites

• Theories of Stress Transfer
• Modulus and Strength of Short-Fiber Composites
• Ribbon-Reinforced Composites. 4 10%

Unit 6 Analysis of Laminates

8 lecture hours

• Laminate Stress-Strains behaviour
• Variation of Stresses in a Laminate
• Resultant Forces and Moments: Synthesis of Stiffness Matrix
• Laminate Description System
• Construction and Properties of Special Laminates
• Determination of Laminae Stresses and Strains
• Analysis of Laminates after