Name of the University : Annamalai University
Department : Energy Engineering
Degree : Diploma
Subject Name : Energy Generation
Website : annamalaiuniversity.ac.in
Document Type : Old Question Paper
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December 2013 : https://www.pdfquestion.in/uploads/annamalaiuniversity.ac.in/6097-dec2013-7787.pdf
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December 2010 : https://www.pdfquestion.in/uploads/annamalaiuniversity.ac.in/6097-dec2010-7245.doc
Energy Generation Question Paper :
Diploma Examination December 2013. : (Energy Engineering)
Time : Three hours
Maximum : 100 marks
Related : Annamalai University New Energy Sources Diploma Question Paper : www.pdfquestion.in/6091.html
Answer any FIVE questions.: (5 ´ 20 = 100)
All questions carry equal marks. :
1. (a) Explain the various types of conventional energy sources with suitable example. (10)
(b) What are the factors to be considered in selection of water turbine (10)
2. (a) Explain the working principle of hydroelectric power plant with neat sketch. (12)
(b) What is a surge tank? Why is it important in a hydroelectric power plant ? (8)
3. (a) Write short note on the following (12)
(i) Superheater
(ii) Air preheater
(iii) Economizer
(iv) Feed pump
(b) List out the advantages of pulverized coal-firing system (8)
4. (a) Explain the essential features and their function of a gas turbine power plant with a neat diagram. (15)
(b) What is meant by open and closed cycles of a gas turbine? (5)
5. (a) What are high-pressure boilers? Explain any high pressure boiler with suitable sketch. (15)
(b) Write the advantages of velocity pressure compounding of impulse turbine. (5)
6. (a) Briefly discuss the merits of thermoelectric power generators. (8)
(b) Explain the functioning of fuel cell with suitable sketch. (12)
7. (a) What are the main constituents of fuel oil? (8)
(b) What are cyclone separators? Explain the working principle of any one with suitable diagram. (12)
8. (a) Explain the heating and cooling applications of thermoelectric system.
(b) What are the major advantages and limitations of MHD generating system?
Diploma Examination – 2013 :
Answer any FIVE FULL Questions : (5×20=100)
Answer should not exceed five Pages :
1. a) Explain the basic principle followed in Thermal, Hydel and Gas Turbine Power Plant. (12)
b) Explain how low-grade petroleum fuels are used in furnace. (8)
2. a) Explain with neat sketch of hydroelectric power plant. (12)
b) Describe the basic requirement for site selection in hydro electric power plant. (8)
3. a) What are the essential features of water power? (12)
b) Explain the methods of fuel handling and ash handling system followed in Thermal power plant.(8)
4. a) Explain with simple line sketch of thermal power plant. (12)
b) Discuss the different types of fuels used in thermal power plant and its storage method. (8)
5. a)Explain the operation of pressure compounding for impute turbine. (12)
b) Classify the types of gas turbine power plants. (8)
6. a) Explain the working principle of gas turbine power plant. (12)
b) Discuss the governing system for gas turbine power plant. (8)
7. a) What are the advantages of combined gas and steam cycle? (12)
b) Explain the working principle of MHD power system. (8)
8. a) Explain the principle of Thermoelectric Energy Converters. (12)
b) List the advantages of Direct energy conversion system. (8)
Diploma Examination, 2011 :
Answer any FIVE questions :
All questions carry equal marks :
1. a) Compare the resources of conventional energy available in India. (10)
b) Explain how low-grade petroleum fuels are used in furnaces. (8)
2. a) Discuss the features of turbines used in low and high head hydropower plants. (10)
b) Write a note on micro-hydroelectric power plant. (10)
3. a) Name different components of a hydroelectric plant and explain their uses. (12)
b) Explain the advantages of hydroelectric power plants. (8)
4. a) Write a note on the selection of site for thermal power plant. (8)
b) With a neat diagram explain working of pressure-compounded steam turbine. (12)
5. a) Discuss the storage of solid fuels in thermal power plants. (12)
b) How are gas turbines plant classified? (8)
6. a) Explain the operation of single-stage gas turbine power plant. (10)
b) Discuss the various methods of improving efficiency of gas turbine plant. (10)
7. a) Explain the constructional features of MHD power generation system. (10)
b) With a neat sketch, explain the working of a fuel cell. (10)
8. a) Describe the working of thermionic energy convertor. (10)
b) Explain the principle of working of thermoelectric energy converter. (10)