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E1258 Pages: 2

Describe a stand-alone PV system.
Describe a hybrid cycle OTEC system.
What are the major components of a tidal power plant?
What is biofouling? How can it be prevented?
How are tidal power plants classified? With neat diagrams, explain the working
of each.
What is a module, array and panel with reference to a solar PV system.
PART D
Answer any two full questions, each carries 10 marks.
The following data relate to a wind turbine:
Velocity of wind at 15°C= 10 m/s
Turbine diameter=10m
Operating speed of the machine=35 rpm at maximum efficiency of 40%
Calculate: i) total power density in the wind stream
ii) The maximum power density
iii) The actual power density

iv) Power output of the turbine

Prepare a brief note on emerging technologies in the field of renewable energy.
What are biomass resources? Enumerate the processes which are used for
biomass conversion.

What are the two fundamental mechanisms to produce force from the wind?
What are the advantages and disadvantages of a wind energy conversion system?
What is small hydro power? How is it classified? Obtain an expression for the

power that can be generated from a small hydro power station.

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