MEENAKSHI COLLEGE OF ENGINEERING
West K.K. Nagar, Chennai – 78
Department of Mechanical Engineering
MODEL EXAM – 2023
Programme & Batch : Mechanical Semester: V
Subject Code/Title: CME384 /POWER PLANT ENGINEERING Date :
Duration: 3 Hours Maximum:100 marks
Instructions:
1. Before attempting any question paper, be sure that you got the correct question paper.
2. The missing data, if any, may be assumed suitably
3. Use the sketches wherever necessary
CO1: Explain the layout, construction and working of the components inside a thermal power plant.
CO2: Explain the layout, construction and working of the components inside a Diesel, Gas and Combined
cycle power plants.
CO3: Explain the layout, construction and working of the components inside nuclear power plants.
CO4: Explain the layout, construction and working of the components inside Renewable energy power
plants.
CO5: Explain the applications of power plants while extend their knowledge to power plant economics
and environmental hazards and estimate the costs of electrical energy production.
K Level
Qn. No Question Mark (CO)
(K1-K6)
Part A (10 * 2 = 10 Marks) Answer all Questions
1 Enlist any two merits and demerits of thermal power plant 2 K1 CO1
2 Mention any four equipments used for ash collection. 2 K4 CO1
3 List the major components of gas turbine. 2 K6 CO2
4 Define regenerator efficiency. 2 K1 CO2
5 Enlist the desirable properties of a coolant. 2 K2 CO3
6 Mention any four ways of nuclear power plant safety 2 K5 CO3
7 List the various types of turbines used in tidal power station. 2 K2 CO4
8 Enlist the classification of fuel cell. 2 K5 CO4
9 Mention the various cost included in fixed cost. 2 K3 CO5
10 Write the various nuclear waste disposal methods. 2 K4 CO5
Part B (5 * 13 = 65 Marks) Answer All Questions
11a) Explain briefly on draught and its types and also discuss the 13 K3 CO1
different types of draught systems.
(or)
Draw a general layout of steam power plant with neat diagram and
11b) 13 K4 CO1
explain the working of different circuits.
Explain briefly the various auxiliary systems of diesel power plant
12a) 13 K2 CO2
system with neat sketch.
(or)
12b) Outline the working of gas turbine cycle with regenerator using 13 K4 CO2
suitable sketches.
Elaborately discuss the working principle and construction of PWR
13a) and BWR 13 K4 CO3
(or)
Draw a general layout of nuclear power plant and explain the working 7
13b) K1 CO3
principle with merits and demerits. 6
(i) Draw a schematic diagram of a hydro plant and explain the 7
14a) K2 CO4
operation. ii) Write short note on Bio energy. 6
(or)
With neat diagram explain the working of biogas plant and solar
14b) 13 K2 CO4
photovoltaic system with advantages and disadvantages.
a. List the various initial costs of a power station 7
15a) b. Explain depreciation and discuss the various methods of K1 CO5
calculating the depreciation. 6
(or)
The peak load on a thermal power plant is 75 MW. The loads
having maximum demands of 35 MW, 20 MW, 15 MW and 18
MW are connected to the power plant. The capacity of the power
plant is 90 MW and the annual load factor is 0.53. Calculate the:
15 b) 13 K6 CO5
a) Average load on the power plant.
b) Energy Supplied per year.
c) Demand factor.
d) Diversity factor.
Part B (1 * 15 = 15 Marks)
. Explain the working principle of super critical boilers and FBC
16. a) 15 K3 C01
with a neat sketch and write its merits and demerits.
(or)
Explain with a neat sketch and steps involved in coal handling
16. b) 15 K3 CO1
System and also explain the different types
Knowledge Level as per Bloom Taxonomy
K1- Remember; K2 - Understand; K3 - Apply; K4 - Analyze; K5 - Evaluate; K6 - Create
CO1Indicates the Course Outcome in Unit 1
CO2Indicates the Course Outcome in Unit 2
CO3Indicates the Course Outcome in Unit 3
CO4Indicates the Course Outcome in Unit 4
CO5Indicates the Course Outcome in Unit 5
*******All the best*******
Prepared by Course Co-Ordinator HOD/MECH
