12 September 2006

energy pay-back periods

A useful reference resource for discussions about the energy pay-back periods of various generation systems.
The semiconductor materials currently in volume production are monocrystalline silicon (crystalline), poly-crystalline silicon (crystalline), amorphous silicon (thin film), and cadmium telluride (thin film). Systems are expected to have a lifetime of at least 25 years, with low maintenance requirements.
...Depending on technology and solar radiation, the energy pay-back period
canbe between 2.5 and 4 years."

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