03000AE302052001

A Pages: 1

Reg No.: Name:
APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY

Sixth semester B.Tech examinations (S), September 2020

Course Code: AE302
Course Name: PROCESS CONTROL

Max. Marks: 100 Duration: 3 Hours
PARTA
Answer any two full questions, each carries 15 marks. Marks
1 a) Explain the characteristics of physical system. (10)
b) Discuss the incentives for process control. (5)
2 a) Define manipulated variable, controlled variable and load variable. (6)
b) What is the use of scaling in industries? Explain scaling with example. (9)
3 a) What is meant by linearizing effect of equal percentage valve? (5)
b) Analyse liquid level control loop. (10)
PART B
Answer any two full questions, each carries 15 marks.
4 a) What are the elements of feed back control system? (10)
b) Discuss the goals of controller tuning. (5)
5 a) Explain control performance measures for set-point changes. (7)
b) Describe feed back feed forward controller with suitable example. (8)
6 a) Explain cascaded controller with example. (9)
b) What are the different type of selective control system? (6)
PART C
Answer any two full questions, each carries 20 marks.
7 a) What is RGA? Mention the importance of RGA for predicting interaction in (10)
multivariable control system.
b) Explain the multi-loop control performance through loop pairing. (10)
8 a) What is self tuning controller? Explain. (8)
b) Draw ANN neuron model and explain elements in the model. (8)
c) Distinguish fuzzy set from crisp set. (4)
9 a) Explain the multiloop control performance through single loop enhancement. (8)
b) Explain
i) Smith Predictor : (12)
11) Model Predictive Controller

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