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Which IIT researchers develop Ocean Wave Energy converter?
A)
IIT Delhi
B)
IIT Bombay
C)
IIT Madras
D)
IIT Kanpur

Correct Answer :   IIT Madras


Researchers at IIT Madras have developed and deployed a system that could generate electricity using energy from seawaves.

* The system, dubbed Sindhuja-I, was deployed by the researchers about six kilometres from the coast of Tuticorin in Tamil Nadu, where the sea has a depth of about 20 metres
 
* Sindhuja-I can currently produce 100 watts of energy. It will be scaled up to produce one megawatt of energy in the next three years.
 
* “Currently, if you want to power a city like Chennai or a small part of it, it would be very expensive to do it with wave power and it would be much cheaper to use conventional energy sources. But for remote applications like on island and offshore locations, the cost of transporting power over the sea could be higher than generating electricity from waves at the location”.
 
* The Sindhuja-I system consists of a floating buoy, a spar and an electrical module. The buoy moves up and down as the waves oscillate up and down. There is a hole at the centre of this buoy that will allow the spar to pass through it. 
 
* The spar is fixed to the seafloor to ensure that the waves don’t move it. But when the buoy moves and the spar doesn’t, the waves produce a relative motion between both. This relative motion is used by an electric generator to produce power.
 
* This wave energy system comes at a time when there is increased global attention for the potential of using waves to generate electricity. In January this year(2022), the US Department of Energy announced a $25 million grant to companies demonstrating technologies that can harness waves to generate electricity. The European Union also hopes to generate 10 per cent of the region’s power demand through ocean energy by the year 2025..

Source : Indian Express

Published On : December 6, 2022
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