Concentrated Solar PV Systems

Tuesday, September 13, 2011 0 comments

Yesterday we saw what a Solar PV installation is...

Today we are gonna see Concentrated Solar PV

Concentrated Solar PV

The concept of concentrating the sun’s energy has been around since ancient Greece, when some historians believe that Archi-medes used mirrors and the sun’s energy to set attacking Roman ships on fire.


However, concentrating photovoltaics (CPV) has advanced considerably in the last few decades—not to mention the last handful of years.

Working

In this technology a mirror will be used to focus sun's energy to a Particular point on the Solar Cell... The Sun's energy will be amplified many times and this focused energy will be directed towards the cell.



Simply CPV technologies use mirrors to reflect and concentrate all the sunlight they can capture onto small high-efficiency PV cells. 

 
Most concentrators follow the sun as it crosses the sky, either through single- or dual-axis tracking. This tracking capability allows concentrators to take advantage of as much daylight as possible from dawn until dusk.

They are majorly used for Utility scale power development..

The  primary benefits of CPV are: 

1) High efficiency

2) Concentrating optics focus the light so that the semi-conductor or solar cell is much smaller than ordinary PV systems... So lesser solar Panels....




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