Mass Transport Operations (ChE 318)

Course Topics



1. Introduction to role of mass transfer in separation processes

2. Molecular diffusion; General law for diffusion and convection;

3. Equimolar counter diffusion, transfer across stagnant layer, Varying area

4. Prediction of diffusion coefficient in gases and liquid; Diffusion in solids

4. Convective mass transfer coefficients; Transport phenomena analogy

5. Mass transfer correlation for different geometries

6. Knudsen diffusion

7. Theory of single and multiple equilibrium contact stages,

8. Design of tray towers for absorption

9. Interface mass transfer; Two resistance theory,

10. Relationship between overall and individual mass transfer coefficients

11. Detailed design of packed beds

12. Use of equilibrium theory to compute NTU and HTU

13. Detailed design of absorption column for both dilute and concentrated solutions

14. Pressure drop and packing characteristics of absorber and diameter calculation