RGPV Mechanical Engineering (Semester 6)
Power Plant Engineering
December 2015
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary


1(a) Write primary and secondary energy sources.
2 M
1(b) Define: Tidal energy, Wind energy.
2 M
1(c) What are the various methods to convert various energy sources to electric power? Classify direct and indirect methods.
3 M
Solve any one question from Q.1(d) & Q.1(e)
1(d) What do you mean by hybrid energy systems? Discuss various feasible combinations.
7 M
1(e) Describe with near sketch MHD converter.
7 M

2(a) State the advantages and disadvantages of pulverized fuel firing over stoke firing .
2 M
2(b) State brief about choice of steam cycle for plant.
2 M
2(c) Write the function of cooling tower. State its classifications.
3 M
Solve any one question from Q.2(d) & Q.2(e)
2(d) Explain various types of fuel burning systems with their comparison.
7 M
2(e) Explain the effect of climatic factors on thermal station and equipment design.
7 M

3(a) State the importance of nuclear power in India.
2 M
3(b) State the classification of nuclear power plants.
2 M
3(c) Define the terms: Radio activity, Moderators and Binding energy concept.
3 M
Solve any one question from Q.3(d) & Q.3(e)
3(d) Compare fast and thermal reactors. Describe working principle of any one type of nuclear reactor best suitable for Indian situation.
7 M
3(e) Explain boiling water reactor with near sketch. State is limitations.
7 M

4(a) State the function of Pen stocks also states its types.
2 M
4(b) What is Flow and power duration curve?
2 M
4(c) Discuss briefly elements of hydro logical computation.
3 M
Solve any one question from Q.4(d) & Q.4(e)
4(d) Explain the following terms:
i) Balancing reservoir
ii) Micro and Pico hydro machines
iii) Spillways
7 M
4(e) Discuss site selection criteria for hydro power station.
7 M

5(a) Define the terms: Maximum demand, Load factor.
2 M
5(b) What are interconnected systems? State their advantages.
2 M
5(c) Explain how estimation and prediction of load is done?
3 M
Solve any one question from Q.5(d) & Q.5(e)
5(d) Compare economics of hydro, nuclear and thermal power plants.
7 M
5(e) Explain the following terms:
i) Diversity factor ii) Plant factor
iii) Types of tariff.
7 M



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