GTU BE/B.Tech 2019 Winter Question Papers || Gujarat Technological University
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Seat No.:
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-V (Old) EXAMINATION — WINTER 2019
Subject Code: 151906 Date: 27/11/2019
Subject Name: Conventional Power Engineering
Instructions:
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Seat No.:
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Enrolment No.GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER-V (Old) EXAMINATION — WINTER 2019
Subject Code: 151906 Date: 27/11/2019
Subject Name: Conventional Power Engineering
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Time: 10:30 AM TO 01:00 PM Total Marks: 70Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
- Use of Steam tables are permitted
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| Q.1 | Explain Rankine cycle showing main components by line diagram and draw T-S and P-V diagrams for the same. | 07 |
| Q.2 | Explain Compounding of steam turbines with diagrams. | 07 |
| Q.3 | A power plant using steam as working fluid operates on a Rankine cycle. The boiler and condenser pressures are 30 bar and 1 bar. The condition of steam entering the prime-mover is dry and saturated. Find the thermal efficiency of the cycle (a) neglecting the feed pump work and (b) considering the feed pump work | 07 |
| Q4 | Draw general layout of modern thermal power plant. | 07 |
| OR | ||
| Explain combine cycle power plant. | ||
| Q.5 | What is governing of steam turbines? Enlist governing methods and explain any one in detail. | 07 |
| Q4 | Give the classification of steam turbines and briefly explain each. | 07 |
| OR | ||
| Classify Gas turbines and differentiate open cycle and close cycle gas turbines. | ||
| Q.5 | Discuss the methods of meeting variable loads on power plant. | 07 |
| Explain the methods for improving the efficiency of gas turbine power plants with T-S diagrams. | ||
| Explain working of hydro-electric power generation plant with diagram and briefly explain types of hydraulic turbines. | 07 | |
| OR | ||
| Explain PWR reactor with neat sketch. | ||
| Explain Thermostat and Evaporative cooling system of Diesel Power Plant. | 07 | |
| Describe briefly the function of various components of Pelton turbine with neat sketch. | 07 | |
| Enlist all the systems of Diesel Power Plant and explain any one with neat sketch. | 07 | |
| OR | ||
| Draw neat sketch of Nuclear reactor and explain function of all the components and materials used for that. | ||
| Define : Peak load, Base load, Load factor, Plant use factor, Demand factor, Connected load and diversity factor. | 07 |
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