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Total No. of Questions : 8
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Roll No .......................................
MEPE-301(C)
M.E./M.Tech., III Semester
Examination, November 2023
Non-Conventional Energy Sources and
Energy Converters
(Elective-I)
Time: Three Hours
Maximum Marks : 70
Note: i) Attempt any five questions.
ii) All questions carry equal marks.
1. a)
What is meant by renewable energy sources? Explain in brief these energy sources with special reference to Indian context.
b)
What are primary and secondary energy sources? Give the conclusion on alternate energy strategies.
2. a)
Classify various energy sources and explain them in detail.
b)
Explain with a neat sketch the working of a Wind Energy Conversion Systems (WECS) with main components.
3. a)
Discuss in detail the operation and control of a wind turbine. How the variations of wind velocity and directions are taken care of?
b)
Write the specifications of windmills for power generation.
4. a)
Explain the total solar radiation in the solar system.
b)
Explain the requirement of a Maximum Power point technique in a solar energy extraction.
5. a)
Explain how the solar radiation is measured and data is obtained?
b)
Explain various methods of energy saving in the air conditioning system.
6. a)
Explain brief about electrical energy consumption and conservation in India and world.
b)
Explain any one instrument in detail for the measurement of solar radiation.
7. a)
How we save the electricity in residential building explain?
b)
Explain about High performance motor special generator driven by bio gas engines.
8.
Write a short note on any two:
- Electronic load controllers
- Terrestrial solar radiation
- Thyrsitor
- Conventional and nonconventional energy sources