JNTU Kakinada B-Tech 4-1 RENEWABLE ENERGY SOURCES AND SYSTEMS R13 March 2018 Question Paper

IV B.Tech I Semester Supplementary Examinations, February/March – 2018
RENEWABLE ENERGY SOURCES AND SYSTEMS (Electrical and Electronics Engineering)Time: 3 hours Max. Marks: 70
Question paper consists of Part-A and Part-B
Answer ALL sub questions from Part-A
Answer any THREE questions from Part-B
*****
PART ?A (22 Marks)
1. a) Write a note on terrestrial solar radiation. [4]
b) List out some of the advantages of solar thermal energy. [4]
c) Explain the various aspects that need to be considered for PV System design. [4]
d) Discuss some of the limitations of synchronous generator used in wind turbine
system.
[4]
e) Compare wave energy with tidal energy. [3]
f) What is the significance of a fuel cell? [3]

PART ?B (3×16 = 48 Marks)
2. a) Discuss the renewable energy scenario in India and list its advantages over other
Renewable Sources.
[8]
b) Explain about solar radiation on tilted surface and give its advantages over
concentrating surfaces.
[8]

3. a) Draw a neat sketch of solar flat plate collector and explain its working principle. [8]
b) Discuss the advantages and disadvantages of flat plate collector. [8]

4. a) Draw and explain the P-V and I-V characteristics of the PV System for different
Input quantities of irradiance and temperature.
[8]
b) Explain the significance of MPPT methods with respective to the PV System
performance and illustrate any one MPPT method.
[8]

5. a) Explain the operation wind energy system with a neat sketch
[8]
b) Discuss the merits and demerits associated with wind energy systems. [8]

6. a) Explain the principle of operation of wave power generation with a neat sketch. [8]
b) Derive the kinetic energy equation associated with wave power. [8]

7. a) Explain the process of power generation from a geothermal power plant. [8]
b) Discuss about various applications of geothermal energy systems, and its usage. [8]
Code No: RT41021
Set No. 1
R13
1 of 1