1. ChE / MET 433
30 Jan 2012

2. PS Example (P-Only)
Actions:
LT =
LY =
Valve =
Process =
Controller =

3. P & PI Algorithms: Open & Closed Loop Responses
OPEN LOOP: analysis of controller …. Only
CLOSED LOOP: analysis of controller …. In the control loop
P-Only t c r
r - c = e m
Flow (qstm)
100% 0% qi
OPEN
LOOP

4. P & PI Algorithms: Open & Closed Loop Responses
OPEN LOOP: analysis of controller …. Only
CLOSED LOOP: analysis of controller …. In the control loop
P-Only t c r
r - c = e m
Flow (qstm)
100% 0% qi
CLOSED
LOOP

5. P & PI Algorithms: Open & Closed Loop Responses
Proportional & Integral PI t c r
r - c = e m
Flow (qstm)
100% 0% qi
OPEN
LOOP

6. P & PI Algorithms: Open & Closed Loop Responses
Proportional & Integral PI t c r
r - c = e m
Flow (qstm)
100% 0% qi
CLOSED
LOOP

7. Laplace Transforms
Chapter 2
Advantages
Disadvantages

8. Laplace Transforms

9. Laplace Transforms

10. Laplace Transforms

29. Homework