National Institute of Technology Rourkela

राष्ट्रीय प्रौद्योगिकी संस्थान राउरकेला

ଜାତୀୟ ପ୍ରଯୁକ୍ତି ପ୍ରତିଷ୍ଠାନ ରାଉରକେଲା

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Syllabus

Course Details

Subject {L-T-P / C} : CR2103 : Composite Materials { 3-0-0 / 3}

Subject Nature : Theory

Coordinator : Arun Chowdhury

Syllabus

Module 1 :

Composites-definition and classification introduction to matrix and reinforcement fibers: glass fibers, ceramic fibers, boron fiber, carbon fiber, aramid fiber matrix materials: polymer matrix, metal matrix, ceramic matrix interfaces fabrication of composites ceramic matrix composites micromechanics of composites: density, mechanical properties, 8 hours

Module 2 :

Fabrication of composites (metal matrix composites, ceramic matrix composites; polymer matrix composite). Conventional ceramic matrix composites. Carbon-carbon composites. Microcomposites, Nanocomposites biocomposites. 8 hours

Module 3 :

Failure in composites: compressive and tensile strength of composites; Fracture in composites: single and multiple fracture; Debonding and fiber pullout; effect of variability in fiber-strength; Fatigue and creep failure: Damage mechanics of fatigue, thermal fatigue, creep behaviour of metal matrix composites, creep behaviour of ceramic matrix composites –a few case studies. 8 hours

Module 4 :

Improvement in strength and fracture in composites: Fracture initiation, crack growth, crack opening modes. Toughening in composites: micro-crack toughening, transformation toughening, wake toughening. Thermal micro-stress in particulae composites, toughening in particulate composites; 8 hours

Course Objective

1 .

. To be acquainted with the composite materials. Understanding the importance of new materials, designing and fabrication of composites for practical applications.

2 .

To be able to contribute in a team which addresses the issue of new composite system as per technological demand and by the recent trend.

Course Outcome

1 .

Students are supposed to understand the fundamental theories of composite materials. To solve basic numeric problems related to the composite materials system.

2 .

Students may justify which of the conventional materials should be replaced by newly designed composites for the sake of durability, performance and overall cost reduction.

3 .

To accomplish a few case studies related to composite failure.

4 .

To carry out independent research and developmental work related to composite materials.

5 .

To prepare himself/herself as an engineer or a scientist and can find himself/herself as a suitable member of a team contributes in the area of materials development.

Essential Reading

1 .

1. K. K. Chawla, ‘Composite Materials Science and Engineering’ , Third Edition. Springer Science New York 2013.

Supplementary Reading

1 .

2. Narottam P. Bansal , ‘Handbook of Ceramic Composites’ , KLUWER ACADEMIC PUBLISHERS Boston 2005.

Journal and Conferences

1 .

journal of Ceramics and Composites