Tribology (ME 6L005)
Pre-Requisites: None
ELECTIVE
L – T – P – C
3 – 1 – 0 – 4
Introduction: Economic aspects, lubrication of bearings, friction control and wear prevention. Properties and testing of lubricants. Mechanics of fluid flow - Reynolds equation and its limitations.
Idealized bearings : Infinitely long plane pivoted shoe and fixed shoe sliders, Infinitely long journal bearings, Infinitely short (narrow) bearings, Lightly loaded infinitely long journal bearing (Petroffs' solution).
Finite bearings: Approximate analytical solution, Numerical solution and Electrical analogy method. Hydrostatic oil bearing: Thrust and journal bearings, Squeeze film bearings,
Gas-lubricated bearings: Hydrodynamic bearings, Hydrostatic bearings, Porous bearings, Elasto-hydrodynamic lubrication, Fluid inertia and turbulence and hydrodynamic instability, Friction and wear of metals.

Recommended Books:
  1. Tribology – Hutchings (Asterix)
  2. Tribology: Lubrication, Friction and Wear - I. V. Kragelsky and V. V. Alisin (John Wiley & Sons)
  3. Fundamentals of Tribology - R. Gohar and H. Rahnejat (World Scientific Publishing Co.pvt Ltd)
  4. A Tribology Casebook -J. D. Summers-smith (John Wiley & Sons)
  5. Tribology of Interface Layers - HooshangHeshmat (CRC Press)
  6. Principles of Tribology - Shizhu Wen and Ping Huang(John Wiley & Sons)