Clean panels for more solar power

Frequent Middle-East storms can coat solar panes with dust, reducing their efficiency substantially. Sergey Biryukov at Ben Gurion University’s National Solar Energy Center came up with the idea of using an electrical field to “charge” the dust particles and repel them from the solar panels.
http://www.greenprophet.com/2013/03/dusting-off-solar-panels-with-an-electric-charge/

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