lunes, 25 de febrero de 2013

PROS AND CONS OF SEA WAVE POWER.

The worldwide potential of wave energy is estimated to be around 2 TW.

Pros:

1.Like with most green energy sources, wave power is also renewable. Since this energy source ultimately comes from the heat energy that is emitted from the sun, it will not disappear for some time
2.The amount power in that comes in waves is huge.  The energy density is typically around 30-40 kW for every meter (2.2 feet) of wave along the shore.
3.Waves are hardly interrupted and almost always in motion. This makes generating electricity from wave energy is faster

4. AREA EFFICIENT: A wave farm that is occupying less than a half square mile of an ocean would generate more than 30 MW of power – the equivalent of 20.000 British homes.

Cons:

1. ENVIRONMENTAL  EFFECTS: The Power farms on shore that are visible from land may cause conflicts with tourism and local acceptance. Due to this, coastal installations and facilities on land has to meet higher restrictions in terms of size and location.
We don’t yet know exactly how wave power affects sea life. We will hopefully in the next following years have more data in this area.


2. Wave power is in very early stages of development, which makes speculating on costs harder. Because is a relatively new technology and we are lacking data on how long these wave power inventions realistically can operate but it is really expensive.




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