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} : ME6142 : Fundamentals of Tribology { 3-0-0 / 3}

Subject Nature : Theory

Coordinator : Suraj Kumar Behera

Syllabus

Module 1 :

Module 1: Introduction (2 hours)
Introduction to tribology, history of tribology, inter-disciplinary approach, economic benefits.
Module 2: Surface contact (4 hours)
Introduction to surface, surface roughness and its measurement, conformal and non-conformal contact geometry, types, and stresses in non-conformal contact.
Module 3: Friction (6 hours)
Causes of friction, adhesion theory, abrasive theory, junction growth theory, laws of rolling friction, friction instability, friction of nonmetallic materials.
Module 4: Wear (6 hours)
Introduction, Wear mechanisms, adhesive wear, abrasive wear, corrosive wear, fretting wear, wear analysis, delamination theory of wear, wear debris analysis, wear testing methods.
Module 5: Bearings and Lubrication (10 hours)
Boundary lubrication, basic equations for fluid film lubrication, hydrodynamic journal bearing, liquid lubricants: properties and measurement, additives.
Module 6: Surface engineering (4 hours)
Introduction, surface treatments, surface coatings, methods, and procedure.
Module 7: Advanced topics on tribology (4 hours)
Biotribology, Tribology on mechanical components, Tribology of MEMS

Course Objective

1 .

Provide fundamental knowledge of tribology and its interdisciplinary significance.

2 .

Analyze surface contact, friction, and wear mechanisms in engineering applications.

3 .

Explore lubrication principles and their role in reducing friction and wear.

4 .

Introduce surface engineering techniques for enhancing material performance.

5 .

Introduction advanced topics of tribology such as biotribology

Course Outcome

1 .

CO1: Understand and apply tribological principles to analyze friction, wear, and lubrication in mechanical systems.

2 .

CO2: Evaluate surface contact characteristics and their influence on tribological performance.

3 .

CO3: Analyze and compare different wear mechanisms to predict material degradation and improve component lifespan.

4 .

CO4: Apply lubrication techniques to minimize friction and enhance system efficiency.

5 .

CO5: Utilize surface engineering methods to improve the durability and reliability of engineering components.

Essential Reading

1 .

Ian Hutchings, Philip Shipway, Tribology: Friction and Wear of Engineering Materials, Butterworth-Heinemann Ltd , 2020

2 .

Kenneth C. Ludema, Oyelayo O. Ajayi, Friction, Wear, Lubrication: A Textbook in Tribology, CRC Press , 2021

Supplementary Reading

1 .

Bharat Bhushan, Introduction to Tribology, Wiley , 2020

2 .

A. Cameron, C. M. Mc. Ettles, Basic Lubrication Theory, Ellis Horwood Ltd, Publisher , 2024

Journal and Conferences

1 .

Journal of Wear

2 .

Tribology International