Activation energy Carboxyl methyl cellulose Coiled tube Computational fluid dynamics Flow measurement Fruit juices Fruits Heat transfer Heat transfer co-efficients Heat transfer coefficients Heat transfer process Heat transfer rate Laminar regime Newtonians Non Newtonian flow Non Newtonian liquids Non-Newtonian fluid Non-Newtonian fluids Numerical models Rheological property Rheology Strain rate Viscosity Viscous flow Viscous fluids