Download GTU BE/B.Tech 2019 Summer 8th Sem New 2180502 Petroleum Refining And Petrochemicals Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Summer 8th Sem New 2180502 Petroleum Refining And Petrochemicals Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ?VIII(NEW) EXAMINATION ? SUMMER 2019
Subject Code:2180502 Date:15/05/2019

Subject Name:Petroleum Refining & Petrochemicals

Time:10:30 AM TO 01:00 PM Total Marks: 70

Instructions:

1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.

Q.1 (a) Explain in brief occurrence of crude oil. 03
(b) Explain crude assay analysis in brief. 04
(c) Define the following terms:-
(1)flash point (2) fire point (3) Smoke point (4) Octane
Number (5) Aniline point (6) Viscosity index (7) Pour point
07

Q.2 (a) Write down the composition of crude oil. 03
(b) Explain electric desalting of crude oil in brief. 04
(c) Explain in detail different types of diesel and its test for
characterization of different properties.
07
OR
(c) Explain various types of Naphtha their important properties and it?s
applications in detail.
07

Q.3 (a) State types of reflux in crude oil distillation column. 03
(b) Explain lead doctoring method for treatment of gasoline in brief. 04
(c) Explain Atmospheric Distillation Unit (ADU) with neat sketch. 07
OR
Q.3 (a) Define different types of average boiling point of crude oil. 03
(b) Explain Merox sweetening method for gasoline treatment in brief. 04
(c) What is dewaxing? Why it is required? Explain any one method for
dewaxing of lubes.
07

Q.4 (a) Explain types of cracking in brief. 03
(b) Explain catalytic reforming in brief. 04
(c) Explain (FCC) fluidized catalytic cracking with neat sketch. 07
OR
Q.4 (a) Mention various petrochemicals obtained from Ethylene. 03
(b) State various routes of production of Methanol. 04
(c) Explain manufacturing process of formaldehyde from methanol with
flow sheet.
07

Q.5 (a) Enlist major engineering problems associated with production of
ethylene oxide.
03
(b) Give different industrial applications of Isopropanol. 04
(c) Describe manufacturing process of styrene with neat process flow
diagram.
07
OR

Q.5 (a) Discuss industrial uses of polypropylene. 03
(b) Explain properties of high Density Polyethylene and its applications. 04
(c) Describe manufacturing process of LDPE with neat process flow
diagram.
07
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