Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Winter 6th Sem 2160503 Process Equipment Design I Previous Question Paper
Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER?VI (NEW) EXAMINATION ? WINTER 2020
Subject Code: 2160503 Date:22/01/2021
Subject Name: Process Equipment Design -I
Time: 02:00 PM TO 04:00 PM Total Marks: 47
Instructions:
1.
Attempt any THREE questions from Q.1 to Q.6.
2.
Q.7 is compulsory.
3.
Make suitable assumptions wherever necessary.
4.
Figures to the right indicate full marks.
MARKS
Q.1 (a) Explain various locations of pressure taps with neat sketch in orifice
03
meter.
(b) Write a brief note on NPSH for centrifugal pumps.
04
(c) Give the functions of various parts of shell and tube heat exchanger.
07
Q.2 (a) Write a brief note on Fluid allocation in shell and tube heat exchanger.
03
(b) Explain Tinker's flow model with a neat diagram.
04
(c) Discuss in detail about criteria of selection between kettle type and
07
thermosyphon reboiler.
Q.3 (a) Define: Weeping, Entrainment, Coning in distillation column
03
(b) Explain the method for determining minimum reflux ratio for binary
04
distillation
(c) Discuss the criteria of selection among the different types of trays used
07
in tray tower.
Q.4 (a) Explain in short ?Jet flooding and Downcomer Flooding.
03
(b) Write short note on selection of key components in multicomponent
04
distillation.
(c) Explain McCabe Thiele Method and FUG method in detail
07
Q.5 (a) Explain the functions of liquid redistributor and hold down plate in
03
absorber.
(b) With neat sketch explain the various types of packing support used in
04
packed column
(c) Discuss the criteria for selection of various absorption equipments.
07
Q.6 (a) State and discuss in short the various types of Liquid Distributors
03
(b) Discuss in brief Random and Regular packing.
04
(c) Design a scrubber for absorbing acetone vapor from air acetone vapor
07
mixture by using water as a pure solvent. The temperature in scrubber is
25C and scrubbing is isothermal. Operating pressure of scrubber is near
atmospheric. A mixture of air with acetone vapor containing 6% by
volume of acetone is passed through the scrubber. The mixture contains
1400 m3/hr of air. The scrubber is required to absorb 98% of the acetone.
At 25 C vapor pressure of acetone = 228.416 torr
1
Q.7
Discuss the industrial applications of Liquid Liquid Extraction.
05
OR
Discuss in brief the design steps for the process design of horizontal
05
settler
*************
2
This post was last modified on 04 March 2021