EE1452 Electric Energy Generation Conservation & Utilization Question Bank : kings.ac.in

Name of the College : Kings College Of Engineering
Department : Electrical & Electronics Engineering
Subject : Electric Energy Generation Conservation & Utilization
Website : kings.ac.in
Document Type : Question Bank

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Kings Electric Energy Generation Conservation Question Paper

Unit – I

Generation :
Part – A : (2 Marks Marks)
1. What is turbine?
2. What are the two basic types of hydro electric systems?
3. What is economizer and its use?

Related : Kings College Of Engineering CE2253 Applied Hydraulic Engineering B.E Model Question Paper : www.pdfquestion.in/3252.html

4. What is known as moderator?
5. What are control rods in the nuclear power plant?
6. What is meant by distributed generation?
7. What is super heater in a Thermal plant?
8. State the typical rated voltages of electrical sub systems used in air – craft.
9. What is penstock?
10. What is nuclear fission?
11. What is the principle of working gas turbine?
12. What are the applications of diesel electric plant?

PART – B : (16 MARKS MARKS)
1. Draw a layout for a thermal plant and explain the functions of each components of that plant. (16)
2. What is meant by chain reaction in nuclear power plant Also explain the process of nuclear fusion? (16)
3. (a) Mention the advantages and Disadvantages of hydro-power plant (8)
(b) Explain the functions of the following 1.Reservoir, 2.Dam, 3.Spill ways, 4. Intake,
5. Fore bay, 6. Penstock, 7.Surge tank. (8)
4. What are pumped storage plants? Describe with need sketch the principle of operation of such a plant Also discuss the role of this plant in a large inter-connected power system? (16)
5. Describe with neat sketch the construction and principle of operation of an electro static precipitator. Discuss its advantage over mechanical ash separators. (16)
6. Write short notes on 1. Condensers, 2. Economizers. 3. Air pre heaters 4. Super heater. 5. feed water system. 6. Cooling tower. (16)
7. (i) State electrical systems and sub stems Used in aircraft and its requirements. (8)
(ii)Describe the construction of prime move for aircraft generator. (8)
8. Explain the working of a gas turbine power plant with a schematic diagram. (16)
9. Draw block diagram of a diesel power station and discuss its operation. (10)
10. What is a need for distributed generating system? (6)

Unit – II

Conservation :
Part – A : (2 Marks Marks)
1. What is meant by Demand charges?
2. What is load duration curve?
3. List the various types of equipment that can cause power quality problems.
4. What do harmonics do?
5. What is sag or dip and swells?
6. Define Diversity factor?
7. What are the functions of Bureau of Energy Efficiency?
8. What is meant by base load?
9. What are the factors that influence fixing up of tariff to the consumers?
10. What is the need for depreciation reserve?
11. Define Energy Audit.

Part – B : (16 Marks )
1. What is cost of electrical generation? What are the various types of cost associated with power generation? (16)
2. The monthly reading of a consumer meter are as follows Maximum demand =150kw , Energy consumed 1X 105 units, Reactive energy = 75MVARhr, If the tariff is Rs 50per KW per month of maximum demand + 15Paise per unit + Rs 3 per KW for each 0.1 P.F below 0.8, calculate the monthly bill of the consumer. (16)
3. What is a tariff? Discuss and compare various tariff used in practice. (16)
4. (a) Explain the term depreciation and discuss various methods of calculating the depreciation of an electrical plant. (8)
(b) What are load curves and load duration curves? Discuss their utility in the economics of generation. (8)
5. A generating stations as a maximum demand (MD) of 15 MW and the daily load curve on the station is as follows,
10pm to 05 am 2500 KW 01pm to 04pm 10000KW
05am to 07 am 3000KW 04pm to 06pm 12000KW
07pm to 11am 9000KW 06 pm to 08pm 15000KW
11am to 01pm 6000KW 08pm to 10pm 5000KW
Determine the size and the number of generator units, plant load factor, plant capacity factor, use factor and reserve capacity of plant. (16)
6. (a). what is the need for power factor correction? (4)
(b). A 3phase synchronous. Motor is connected in parallel with a load of 500 KW, 0.8p.f lagging and its excitation is adjusted until it raises the total P.F to 0.9 lagging. If the mechanical load on the motor including loss takes 125KW, calculate the KVA input to the motor. Draw pharos diagram for condition. (12)
7. i) What are the disadvantages of low power factor? How to avoid it? (8)
ii) What are the measures relates to power quality? (8)

Unit – III

I
Illumination And Electrolytic Process :
Part – A :(2 Marks Marks)
1. Define Brightness.
2. Define Glare.
3. Define Lambert Cosine law.
4. Define Inverse Square Law.
5. Define Solid angle.
6. Define MHCP.
7. Define Luminous flux.
8. What is stroboscopic effect?
9. Explain the working of thermal starter.
10. Define candle power.
11. Define Absorption factor.
12. Show how to connect a fluorescent lamp for DC operation?
13. What is flood lighting where is it generally used?
14. Define Electro deposition.
15. What is meant by extraction metals?
16. Define current efficiency.
17. Define energy efficiency.
18. Define Electrolysis.
19. Define throwing power of an electrolyte.
20. Define laws of electrolysis
21. What are the materials used in a choke?