M.Sc. DEGREE EXAMINATION, NOVEMBER 2017
Third Semester
Energy Science
ENERGY STORAGE SYSTEMS
(CBCS 2016 onwards)
Time 3 Hours Maximum 75 Marks
Part A (10 x 2 20)
Answer all the questions.
1. Define automotive batteries.
2. What is Peukert's law?
3. Short note on theoretical capacity.
4. Why increase carbon nanotube used for Lithium ion
battery in recent years?
5. Explain the following Sodium Air batteries
Zinc Air batteries
6. What is the principle of lithium air batteries?
7. What is mean by proton exchange membranes?
8. Briefly explain the reversible fuel cells.
9. What is different between battery and supercapacitors?
10. Define hybrid fuel cell and its applications.
Sub. Code
540301
RW-895
2
Sp4
Part B x 5 25)
Answer all questions choosing either or
11. What is the lead acid battery? Briefly explain the
charge and discharge properties of lead acid
batteries?
Or
Explain the following
Active materials properties
Sulphuric acid properties
12. Briefly explain the merits and demerits of Lithium
ion battery.
Or
Explain the LiTiO4 LiTiO4 hybrid battery
fabrication and its application.
13. Explain the reaction formula of zinc air cells? And
also explain the storage density.
Or
Different between sodium and Lithium- air
batteries? Which one is best compare to other?
14. Explain fuel cell catalysts and its applications.
Or
Explain the following
Reversible fuel cells
Low temperature Fuel cell
RW-895
3
Sp4
15. Explain and concept of hybrid energy systems.
Or
Briefly explain the super capacitors/ battery hybrid
systems and its applications?
Part C 10 30)
Answer any three questions.
16. Explain the advantages and disadvantages of lead acid
batteries in detail.
17. Describe the SnO2 and TiO2 anode materials for lithiumion
battery.
18. Explain the working principle and applications of
lithium-air batteries with neat diagram.
19. Discuss the fabrication and applications of fuel cells.
20. Describe the concept of hybrid fuel cell/battery energy
systems and its applications.