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Name
Reg No
B
APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
07 THRISSUR CLUSTER
SECOND SEMESTER M.TECH. DEGREE EXAMINATION APRIL 2018
Chemical Engineering
Process Control
07CH 6104 PROCESS DYNAMICS AND CONTROL II
Time 3 hours Max.Marks: 60
Answer all six questions. Part of each question is compulsory.
Answer either part or part of each question
Q.no. Module 1 Marks
1a Explain the steps involved in mathematical modelling with an example 4
Answer b or c
b
Derive the closed loop transfer equations for the temperature control in a
steam jacketed kettle
5
c Derive the dynamics of a two plate bubble cap gas absorber 5
Q.no. Module 2 Marks
2a Differentiate the characteristics of distributed and lumped parameter
systems
4
Answer b or c
b
Derive the expression for heat conduction into a solid
5
c
Show that the transportation lag as an inherently distributed parameter
system.
5
Q.no. Module 3 Marks
3a
Explain the control schemes for heat exchanger
4
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Answer b or c
b
Briefly describe material balance control schemes for distillation control
with neat figures
5
c Derive the dynamics of a steam heated heat exchanger 5
Q.no. Module 4 Marks
4a Describe any one case study in DCS 4
Answer b or c
b
Describe the building blocks of DCS
.
5
c Compare DCS with centralised control system 5
Q.no. Module 5 Marks
5a Write short note on SCADA 5
Answer b or c
b Explain the basic principles of artificial neural networks. 7
c
Explain fuzzy logic control with an example.
7
Q.no. Module 6 Marks
6a
Compare position form of algorithm with velocity form of PID algorithm
5
Answer b or c
b Compare and contrast Dead beat algorithm with Dahlin's algorithm
deriving each.
7
c Find the closed loop response of a feedback control loop 7