Annamalai University 2007 Diploma Energy Engineering ENERGY AUDIT AND CONSERVATION - Question Paper

Register Number: 5372

Name of the Candidate:

DIPLOMA EXAMINATION, 2007

(ENERGY ENGINEERING)

(PAPER-III)

130. ENERGY AUDIT AND CONSERVATION

Dec] [Time : three Hours

Maximum : 100 Marks

ans any 5 ques.
All ques. carry equal marks

1. Discuss in detail the energy scenario in India and World.

2. What are the kinds of energy audits? Write the methodology with respect to process industries.

3. Write various energy conservation opportunities in refrigeration and air-conditioning systems.

4. What are the functions and kinds of stream traps? discuss the different energy conservation measures in steam system.

5. Explain the following;
i) Walk-through energy audit. (10)
ii) Energy conservation in furnaces. (10)


6. Explain the concept, advantages and limitations of total energy system.

7. What are the energy management opportunities in electrical heating and lighting systems?

8. Write short notes on
a) Energy efficient motors. (10)
b) Applications and uses of variables speed drives. (10)

b) Explain working of a biogas plant with suitable sketch?

Earning:   Approval pending.