Friday, July 8, 2016

Solar carports power Major League Soccer stadium in Utah

On a clear day at noon in the temperate zone, there’s about a kilowatt – 1000 watts – of energy falling on every square foot of open ground.  A free kilowatt, if you could capture it.  Of course, energy harvesting technology isn’t totally efficient: most photovoltaic solar panels only output usable electricity equal to about 15% of the energy that falls on them.  Even so, if you harvested the sunlight from an average parking space, 162 sf, you could produce about 24 kilowatts.  Generating that kind of energy without burning any fossil fuels could save some nice money, and reduce some nasty

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