EE2252 Power Plant Engineering Question Bank - EE2252 Important Questions Bank - Power Plant Engineering 16 Marks Questions - EE2252 PPE Part B Questions - 4th Semester EEE Question Bank - PPE Question Bank - PPE 16 Marks - PPE Part B Questions
Unit I
1. Explain the construction and working of Steam power plant with a layout.
2. (a) Why are feed water heaters used?
(b) Explain with a sketch the working of a Barometric condenser?
3. (a) Discuss the relative merits of different out plant coal handling.
(b) Describe the hydraulic ash handling system.
4. (a) Draw a chart showing operations and devices used in coal handling plant.
(b) Describe different types of coal conveyors.
5. What is the importance of thermal power development in the country? Describe
its development in the last 10 years.
6. Explain the construction and working of any one High pressure boiler with a layout.
7. Explain the construction and working of any one Fluidised bed boiler with a layout.
Unit II
1. Explain the construction and working of Hydel power plant with a layout.
2. What are the various factors to be considered in selecting the site for a hydro electric power plant
and discuss about primary and secondary investigations.
3. Explain the design aspects of a pelton wheel.
4. Describe the classification of turbines.
5. What the components of the Francis turbine and describe briefly.
6. (a) Explain in detail the spillways, baffle piers and drainage gallery.
(b) Explain the various factors to be considerdin the selection of a hydraulic turbine.
7. (a) What is surge tanks and state its purpose.
(b) Differentiate Francis turbine between Kaplan turbines.
8. (a) Explain the terms catchment area, rain fall and run off.
(b) Explain the arrangement of the components of a hydro electric power plant with a neat sketch.
Unit III
1. Explain the construction and working of Nuclear power plant with a layout.
2. (a) What is a chain reaction? How it is controlled.
(b) Describe the fast breeder reactor.
(c) What is function of shield? What are the different types of shields?
3. (a) With neat sketch explain the boiling water reactor power plant.
(b) What are the advantages and disadvantages of nuclear power plant?
4. (a) What are the advantages and disadvantages of breeder reactor?
(b) What do you mean by fission of nuclear fuel?
(c) Explain briefly about radiation hazards and shielding?
5. (a) What do you understand by thermal shielding?
(b) What are the functions of a reflector?
(c) Explain the working and characteristic features of a homogeneous reactor.
Unit IV
1. Explain the construction and working of Gas turbine power plant with a layout.
2. (a) Explain with the help of a block diagram the fuel storage and supply system of diesel power plant.
(b) Explain with the help of a block diagram the water cooling system of diesel power plant.\
3. (a) Mention the advantages and disadvantages of a diesel power plant over a gas turbine power plant.
(b) Give a maintenance schedule for Diesel engine power plant.
4. Describe the following systems in brief with respect Diesel Power Plant.
(a) Fuel storage and supply system
(b) Exhaust system
(c) Lubrication system
5. (a) Draw a neat layout of a diesel power plant and label all the components.
(b) List the advantages of diesel power plant sover other thermal power plants.
6. (a) Explain the cooling system of a Diesel power plant.
(b) What are the different types of engines use d in Diesel power plants.
7. With a neat sketch explain the working of a simple constant pressure gas turbine. Mention its advantages and disadvantages.
8. (a) With help of a block diagram explain the main components of a open cycle gas turbine power plant.
(b) Give the classification of gas turbine power plants.
9. (a) Give the advantages and disadvantages of open cycle gas turbine power plant.
(b) A simple open cycle gas turbine plant works between the pressures of 1 bar and 6 bar and temperatures of 300 K and 1023 K. The calorific value of the fuel used is 42 MJ/kg.
Find :
i. air fuel ratio
ii. Thermal efficiency of the plant if the mechanical and generating efficiencies are 95%
and 97% respectively. Assume air flow = 20 kg/s and compression and expansion are isentropic.
Unit V
1. Explain the construction and working of Geo thermal power plant.
2. What are the different types of geothermal energy system?
3. Explain the working principle of OTEC.
4. What are the different types of Tidal power plants?
5. Explain the Solar thermal central receiver system.
6. What are the different types of ocean thermal energy conversion system?
7. Explain the analysis of a central receiver system.