1. Separation Columns (Distillation, Absorption and Extraction)
Dr. Kh. Nasrifar
Department of Chemical and Petrochemical Engineering

2. Distillation column (a) Basic column (b) Multiple feeds and side streams

3. Terminology Reflux considerations Feed-point location
Definition
Total reflux
Minimum reflux
Optimum reflux ratio
Feed-point location
Selection of column pressure

4. CONTINUOUS DISTILLATION: BASIC PRINCIPLES
Stage equations
Material balance:
Energy balance

5. DESIGN METHODS FOR BINARY SYSTEMS
Rectifying section
Stripping section

6. Operating Lines Operating line for rectifying section
Operating line for stripping section

8. Procedure

9. Procedure

10. Stage Efficiency

11. Low Product Specification

12. Low Product Specification

13. Example 1

14. Example 1, Continued

15. Example 1, continued

16. Example 1, continued

17. Example 1, Continued

18. Example 1, Top section

19. Example 1, Bottom section