Simple shear, Classification of material, Classification of fluid behavior: Newtonian fluid, Non-Newtonian fluids, Time independent Non-Newtonian fluids, Time dependent Non-Newtonian fluids, Viscoelastic fluids.
Unit II:
II
Normal stress effects (Weissenberg effect, Merrington effect, Reverse circulation etc.), Normal stress material functions, Interpretation of a tangential annular flow experiment and axial annular flow experiment, Extrudate Swell.
Unit III:
III
Shear flow: Kinematics and classification, Kinematics of steady tube flow, Steady tangential annular flow.
Unit IV:
IV
Unidirectional shear flows, Form of the stress tensor, Steady shear flow material functions.
Unit V:
V
Unidirectional unsteady shear flow material functions, Measurement of viscosity and normal stress coefficient in Cone and plate instrument.
Essential Readings:
R.K. Rathy, An Introduction to Fluid Dynamics, Oxford and IBH Publishing Co., 1976.
F. Chorlton, Textbook of Fluid Dynamics, CBS Publishers, Delhi.2004.
L. D. Landau and E.N. Lipschitz, Fluid Mechanics, Pergamon Press, London, 1985.
Irgens, Fridtjov, Rheology and Non- Newtonian Fluids, Springer International Publishing,2014.
Giovanni Astarita and G. Marrucci, Principles of Non – Newtonian Fluid Mechanics, McGraw Hill, 1974.
M.D. Raisinghania, Fluid Dynamics, S. Chand, 2013.
