1. Methanol-Water Batch Distillation Prepared by: Jason Hixson Don Scott Michael Hickey September 20, 2005 UTC ENCH 435

2. Objective Observe and analyze performance of batch distillation.

4. Liquid,x Vapor, y VLE Diagram

5. Reboiler Composition vs Time 2500 WInitial x m : 23%Initial V m : 16.86 L 75% Reflux 0% Reflux

6. Tray 12 Composition vs Time

7. Tray 11 Composition vs Time

8. Tray 10 Composition vs Time

9. Tray 9 Composition vs Time

10. Tray 8 Composition vs Time

11. Tray 7 Composition vs Time

12. Tray 6 Composition vs Time

13. Tray 5 Composition vs Time

14. Tray 4 Composition vs Time

15. Tray 3 Composition vs Time

16. Tray 2 Composition vs Time

17. Tray 1 Composition vs Time

18. Reflux Composition vs Time Collected 1.69 L at 75% Reflux Collected 6.38 L at 0% Reflux 0% Reflux

19. Tray # 12 VLE Diagram Liquid Vapor 0% Reflux

20. Tray # 11 VLE Diagram 0% Reflux

21. Tray # 10 VLE Diagram 0% Reflux

22. Tray # 9 VLE Diagram 0% Reflux

23. Tray # 8 VLE Diagram 0% Reflux

24. Tray # 7 VLE Diagram 0% Reflux

25. Tray # 6 VLE Diagram 0% Reflux

26. Tray # 5 VLE Diagram 0% Reflux

27. Tray # 4 VLE Diagram 0% Reflux

28. Tray # 3 VLE Diagram 0% Reflux

29. Tray # 2 VLE Diagram 0% Reflux

30. Tray # 1 VLE Diagram 0% Reflux

31. Conclusions At 75% reflux the purity of methane was a much higher quality. If quality is more important then a high reflux percentage is needed. If quantity and timeliness is more important then a low reflux is needed.