GTU BE/B.Tech 2019 Winter Question Papers || Gujarat Technological University
Subject Name: Petroleum Refining & Petrochemicals
Time: 02:30 PM TO 05:00 PM Total Marks: 70
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER- VIII (New) EXAMINATION — WINTER 2019
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Subject Code: 2180502 Date: 27/11/2019Subject Name: Petroleum Refining & Petrochemicals
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
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| MARKS | |
|---|---|
| Q.1 (a) Discuss about ADU for the crude petroleum | 03 |
| (b) What is cracking? Discuss the properties of cracked materials | 04 |
| (c) Discuss about the current scenario of world Petrochemical industry. | 07 |
| Q.2 (a) Define: (i) Octane number (ii) Cetane number (iii) Softening point | 03 |
| (b) Discuss the process of Lead doctoring. | 04 |
| (c) Discuss manufacturing process of Styrene with neat flow diagram. | 07 |
| OR | |
| (c) Write short notes on Dehydration and desalting of crudes. | 07 |
| Q.3 (a) Give classification of crude oil. | 03 |
| (b) Define/Explain the following terms : (i) Smoke point (ii) flash point (iii) Pour point (iv) Aniline point | 04 |
| (c) Describe different arrangement of distillation towers in Petroleum fractioning with the help of neat sketches. | 07 |
| OR | |
| Q.3 (a) Discuss properties and uses of Methanol. | 03 |
| (b) Discuss major engineering problems in vinyl chloride manufacture. | 04 |
| (c) Explain the Catalytic Reforming process in detail. | 07 |
| Q.4 (a) Discuss properties and uses of Acetic acid | 03 |
| (b) Write explanatory note on visbreaking. | 04 |
| (c) Discuss various types of naphtha and their important properties & applications. | 07 |
| OR | |
| Q.4 (a) List the various types of gases from petroleum. | 03 |
| (b) Discuss properties and uses of LDPE. | 04 |
| (c) Explain Merox sweetening process for gasoline treatment. | 07 |
| Q.5 (a) Enlist major petrochemical units in India. | 03 |
| (b) Discuss major engineering problem associated with manufacturing process of ethylene oxide. | 04 |
| (c) Discuss about different test and properties of petroleum oil | 07 |
| OR | |
| Q.5 (a) List various additives and its importants for gasoline | 03 |
| (b) Explain properties of high Density Polyethylene and its application. | 04 |
| (c) With a neat sketch of True Boiling Point apparatus, explain the test method and significance. | 07 |
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