introduction of process control

1. Process Dynamics and Control
Department of Chemical Engineering
UET Lahore (Faisalabad Campus)

2. Subject Details
Course Code: ChE-411
Course Name: Process Dynamics and Control (PDC)
Credit hours: Th =3; Pr =1
Weekly Contact hours: Th =3; Pr =3
Instructor: Dr. Naveed Ramzan
M. Shahzad Zafar
Correspondence: shahzadzafar2013@gmail.com

3. Course Outline
• Ch.E-411 PROCESS DYNAMICS AND CONTROL
Introduction & significance of control; Feedback& feed
forward control; Design & Hardware elements of
control; Dynamics of first & second order systems;
Overall transfer function testability; Controllers (P, PI,
PID etc) & final control elements; Representation of
control systems; Multiple control loops; cascade, ratio,
over-riding etc. Introduction to stability of chemical
processes; introduction to frequency response
techniques; Routh's criteria, Bode plots, Nyquit
method; Computer control, Introduction to Distributed
Control Systems; Case study: Development of control
scheme of complete plant.

4. Course Helperz
• Chemical Process Control, An
introduction to theory and practice
by George Stephanopoulos
(Main textbook)
• Process Systems Analysis and Control
by Coughanowr and Koppel
• Process Dynamics and Control, Seborg, 2nd Ed.
• Process Control, Peter Harriott, McGraw-Hill
• Class Activities, Handouts, Tutorials

5. Introduction to Process Control

6. Introduction to Process Control

7. What does a feedback system do?

8. What does a feedback system do?

9. What does a feedback system do?

10. What does a feedback system do?

11. What does a feedback system do?

12. Basic Concept feedback system

13. Examples of feedback system

14. Examples of feedback system

15. Examples of feedback system

16. Examples of feedback system

17. Examples of feedback system

18. Control is necessary

19. Why is Control Necessary?
Suppressing the influence of external disturbances
Ensuring the stability of a chemical process
Optimizing the performance of a chemical process
Incentives for Chemical Process Control

20. Why is Control Necessary?
Suppressing the influence of external disturbances
Incentives for Chemical Process Control

21. Why is Control Necessary?
Suppressing the influence of external disturbances
Incentives for Chemical Process Control
Disturbances?

22. Why is Control Necessary?
Suppressing the influence of external disturbances
Incentives for Chemical Process Control

23. Why is Control Necessary?
Ensuring the stability of a chemical process
Incentives for Chemical Process Control

24. Why is Control Necessary?
Ensuring the stability of a chemical process
Incentives for Chemical Process Control

25. Why is Control Necessary?
Ensuring the stability of a chemical process
Incentives for Chemical Process Control

26. Why is Control Necessary?
Optimizing the performance of a chemical process
Incentives for Chemical Process Control