Quote:
Originally Posted by spadlet
I was thinking about the cleaning issue. How possible would it be to develop solar panels with an inbuilt cleaning system? The waster could be stored in a tank, then sprayed on the panels when they were inclined. Admitidely some water would be lost to evapouration, but if it was designed properly, I would have thought it possible to have a drain at the bottom of hte panel which collected the majority of the water. The water could then be passed through a filtration system ready for use next time cleaning was required. It wouldn't prevent the need for any water but it may reduce the quantity required.
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Good thoughts, but in the US anyways, water rights are so hot in the arid regions, this would be negotiable compared to the size of the solar projects they are proposing. That finite water would have to be bought and there will be long heated battles over it.