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Solar energy that floats on water

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Monday, February 14th, 2011

As reported in Israel21c:

Generating energy from the sun would be more practical if not for two huge drawbacks: The expense of the silicon material that converts light to electricity, and the large tracts of land needed for solar farms.

By solving both problems – and introducing unexpected side benefits, too – Solaris Synergy captured first place in the Israel National Cleantech Open IDEAS Competition at Tel Aviv University’s Akirov Institute for Business and Environment in November. Sponsors of the international competition aim to find, fund, and foster entrepreneurial ideas that address worldwide energy, environmental and economic challenges.

At Solaris headquarters in Jerusalem’s Har Hotzvim Industrial Park, co-founder and CEO Yossi Fisher explains that each Lego-like module of Solaris’ Floating Concentrating Photovoltaic (F-CPV) system is faced with a curved mirrored film that clusters the sunlight into a thin line. Since only that five percent of the surface needs a silicon cover, Solaris uses relatively little of the costly material.

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