NPTEL : Tribology (Mechanical Engineering)

Co-ordinators : Dr. Harish Hirani


Lecture 1 - Introduction

Lecture 2 - Interdisciplinary Approach and Economic Benefits

Lecture 3 - Friction

Lecture 4 - Friction Estimation

Lecture 5 - Friction Instability

Lecture 6 - Wear

Lecture 7 - Adhesive Wear

Lecture 8 - Wear Mechanisms

Lecture 9 - Wear Mechanisms - 2

Lecture 10 - Wear Analysis

Lecture 11 - Lubrication and Lubricants

Lecture 12 - Boundary Lubrication

Lecture 13 - Lubrication Mechanisms

Lecture 14 - Hydrodynamic Lubrication

Lecture 15 - Lubricant Classifications

Lecture 16 - Solid and Semi Solid Lubricants

Lecture 17 - Liquid Lubricants

Lecture 18 - Lubricant Additives

Lecture 19 - Fluid Film Lubrication

Lecture 20 - Reynolds Equation

Lecture 21 - Solution of Reynolds Equation

Lecture 22 - Hybrid Solution Approach (to solve Reynolds Equation)

Lecture 23 - Finite Difference Method to Solve Reynolds Equation

Lecture 24 - Viscosity Variation

Lecture 25 - Estimating Elastic Deformation

Lecture 26 - Thermo Hydrodynamic Lubrication

Lecture 27 - Application of Tribology

Lecture 28 - Rolling Element Bearings

Lecture 29 - Rolling Element Bearings (Continued...)

Lecture 30 - Rolling Element Bearings (Continued...)

Lecture 31 - Selection of Rolling Element Bearings

Lecture 32 - Friction of Rolling Element Bearing

Lecture 33 - Bearing Clearance

Lecture 34 - Bearing Lubrication

Lecture 35 - Tribology of Gears

Lecture 36 - Friction and Lubrication of Gears

Lecture 37 - Friction and Lubrication of Gears (Continued...)

Lecture 38 - Surface Fatigue of Spur Gears

Lecture 39 - Journal Bearings

Lecture 40 - Hydrostatic Bearings

Lecture 41 - Hydrodynamic Journal Bearings

Lecture 42 - Design of Hydrodynamic Journal Bearings