GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER-VII (NEW) EXAMINATION - WINTER 2020
--- Content provided by FirstRanker.com ---
Subject Code: 2171710 Date: 30/01/2021
Subject Name: Process Dynamics and Control
Time: 10:30 AM TO 12:30 PM Total Marks: 56
Instructions:
- Attempt any FOUR questions out of EIGHT questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
--- Content provided by FirstRanker.com ---
MARKS
Q.1
(a) Explain dynamic behavior of first order linear system for unit step input. 03
--- Content provided by FirstRanker.com ---
(b) Compare different system identification methods. 04
(c) Explain basic control strategies for heat exchanger. 07
Q.2
(a) Explain single and two element level control schemes for boiler. 03
(b) Discuss the factors needs to be taken care while developing mathematical models to describe process dynamics of the system. 04
--- Content provided by FirstRanker.com ---
(c) Explain response to changes in steam temperature for heat exchanger. 07
Q.3
(a) Explain burner management system for boiler. 03
(b) Discuss factors governing the conduct of reaction for chemical reactors. 04
(c) Explain flow and pH control for chemical reactors. 07
--- Content provided by FirstRanker.com ---
Q.4
(a) Explain sequential & logic control in batch process. 03
(b) Explain countercurrent type heat exchangers. 04
(c) Discuss the importance of overhead and bottom composition control in distillation-column. 07
Q.5
--- Content provided by FirstRanker.com ---
(a) Explain distillate reflux flow control for distillation column. 03
(b) Explain mass-and energy balance for distillation column. 04
(c) Describe control schemes for waste-water treatment plant. 07
Q.6
(a) Explain steam temperature control for boiler. 03
--- Content provided by FirstRanker.com ---
(b) Explain basic functionality of pumps and compressors for waste-water treatment plant. 04
(c) Discuss the effects of lag in liquid and vapor flow on frequency response of a distillation column. 07
Q.7
(a) Explain three element level control for boiler. 03
(b) Explain dynamic behavior of second order non-linear system with suitable example. 04
--- Content provided by FirstRanker.com ---
(c) Explain unit operations in paper industry with the help of suitable process flow diagram. 07
Q.8
(a) Explain pressure control for boiler. 03
(b) Discuss the importance of end point detection for continuous and batch reactors. 04
(c) Explain unit operations in petrochemical industry with the help of suitable process flow diagram. 07
--- Content provided by FirstRanker.com ---
This download link is referred from the post: GTU B.Tech 2020 Winter Question Papers || Gujarat Technological University
--- Content provided by FirstRanker.com ---