Featured in Automation in motion – 05-2010

Pores and pyramids, yield increasers

Anti-reflective solar glass: Solar glass is meant to protect modules from wind and weather. But it always reflects a small amount of sunlight, especially if the light hits the glass at a low angle. Anti-reflective coatings and structures can help, and increase module output, yet there remains no ideal solution for every application.

In a vault made of fire-resistant stone, flames shoot up several meters. They transform sand, soda and limestone into glowing whitish-yellow glass melts from which solar glass is made. The molten glass is normally drawn on molten tin baths to form smooth float glass. But instead of a bath, Alfasolar in Hanover puts the melt …

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