Download Previous Year Diploma Paper of Non-Conventional Energy Resources 5th Semester EE May 2018 Diploma Solved Paper
Non-Conventional Energy Resources 5th Sem EE May 2018 Diploma Solved Paper
Q1. a) Fill in the Blanks. 15×1=15
a. The __________ power plants do not require any fuel.
b. In thermoelectric converters, __________ is directly converted into electrical energy.
c. Modern Solar cells are made of __________.
d. The capital cost of hydro-electric plant is _______ than that of diesel power plant.
e. Pelton turbine uses __________ energy of water and is suitable for _____ heads.
f. _______ is produced by thermal degradation of biomass.
g. Wind power is suitable for ___________ and _________ sized plants.
h. Tidal energy utilizes ________ of water.
i. Geo means ________ and thermal means __________.
j. Fuel cells convert chemical energy directly into _________
Q2. Attempt any five questions. 5×6=30
i. What are the primary and secondary energy resources? Explain with examples.
ii. Explain the principle of conversion of solar energy into heat.
iii. Give a classification of small hydro power plants.
iv. What are the advantages of MHD technology?
v. What is the difference between biomass and biogas?
vi. Name all the main factors taken into consideration in the WECS site selection.
vii. Define geothermal resources and briefly classify them.
viii. What are the advantages and disadvantages of a fuel cell?
Q3. Attempt any three questions. 3×10=30
a. Explain the construction and working principle of any two:
i) Solar Water Heater ii) Solar Furnaces iii) Solar Water Pump iv) Solar Cooker
b. Discuss power generation by using gasifiers.
c. Describe open cycle and closed cycle of Magneto Hydro Dynamics generator.
d. Classify various types of OTEC (Ocean Thermal Energy Conversion) plants.
e. Write a short note of any two:
i) See back and Peltier thermoelectric affect ii) Figure of merit
iii) Lead acid battery iv) Working principle of a fuel cell
The main source of biogas is Methane (CH4).
The Hydro plants do not require any fuel.
Solar cell convert Heat of solar radiation into direct current electricity
Gas generators has low maintenance
Biomass Is conversion of solid biomass into a producer gas
The biomass resources are Methane (CH4) & Carbon Dioxide (CO2)
Two type of wind machines are Savounius type & Gasification type wind machines.
Water Rotor mills are high velocity wind mills
OTEC system use intermediate working fluid Sea Water.
E.M.F of fully charged Ni-Cd cell is 1.2 V
Primary and secondary energy resources
Principle of conversion of solar energy into heat.
Classification of small hydro power plants.
Advantages of MHD technology
Difference between biomass and biogas
Main factors taken into consideration in the WECS site selection.
Advantages and disadvantages of a fuel cell
Non-Conventio nal Energy Resources 5th Sem EE May 2018 Diploma Solved Paper
Explain the construction and working principle of iv) Solar Cooker
Power generation by using gasifiers.
Open cycle and closed cycle of Magneto Hydro Dynamics generator.
Types of OTEC (Ocean Thermal Energy Conversion) plants.
Short note of See back and Peltier thermoelectric affect
Figure of merit
Lead acid battery
Working principle of a fuel cell