GTU BE/B.Tech 2018 Winter Question Papers || Gujarat Technological University
Subject Name: Alternative fuel and power systems
Time: 02:30 PM TO 05:00 PM Date: 27/11/2018 Total Marks: 70
Subject Code: 2160207
GUJARAT TECHNOLOGICAL UNIVERSITY
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BE - SEMESTER-VI (NEW) EXAMINATION - WINTER 2018Subject Name: Alternative fuel and power systems
Time: 02:30 PM TO 05:00 PM Date: 27/11/2018 Total Marks: 70
Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
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| Q.1 | (a) Explain the properties flash point and viscosity. | 03 |
| (b) Which parameters considered for emission analysis of fuel | 04 | |
| (c) Write a short note on biodiesel production process. | 07 | |
| Q.2 | (a) Explain the production process of methanol with reaction process. | 03 |
| (b) Explain different properties which affect combustion characteristic of fuel. | 04 | |
| (c) With neat sketch discuss construction and working of electric vehicle. OR Explain construction and working of Wankel engine with neat sketch. | 07 | |
| Q.3 | (a) Write a short note on different types of bio diesels used in vehicle. | 03 |
| (b) Explain in short effect of vegetable oil on in engine emission characteristics | 04 | |
| (c) Discuss advantages & disadvantages of CNG as an alternative fuel. Explain different components of CNG gas conversion kit in brief. --- Content provided by FirstRanker.com --- ORWhat is a fuel cell? Explain its power rating and performance. | 07 | |
| Q.4 | (a) What are the factors affecting transesterification process? Explain | 03 |
| (b) Write a short note on fuel cell with neat sketch: | 04 | |
| (c) Which modification is required to convert petrol engine in to CNG engine? How is ethanol produced? | 07 | |
| Q.5 | (a) Discuss Improvement in emission characteristics with respect to percentage (%) blending of Alcohol OR Explain why it is difficult to-implement use of alternative fuels in India? | 03 |
| (b) Limitation of electric vehicles. | 04 | |
| (c) Discuss Eco friendly. plastic fuels(EPF) | 07 | |
| Q.6 | (a) Difference between pour point and cloud point of fuel. | 03 |
| (b) Write a short note on “need of alternative fuels in India | 04 | |
| (c) What is emulsification of alcohol with diesel? Describe emission improvement by blending of alcohol with diesel. OR --- Content provided by FirstRanker.com --- Explain different electric motors used for automotive applications. | 07 | |
| Q.7 | (a) Explain working of hybrid vehicles in brief | 03 |
| (b) Write merits and limitations of Hydrogen as an automotive fuel | 04 |
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