Featured in Catching the sun – 03-2010

Pretty and efficient

Concentrating PV: As the photovoltaics market gets more competitive, new systems that combine solar electricity generation with solar hot water and heating could help reduce cost payback periods. The Center for Architecture Science and Ecology is developing a concentrating PV technology integrated into a glass facade, which also hopes to gain a competitive edge with its “gem-like” design.

Look at an installation of large solar concentrators on trackers and one of the first things you’re likely to notice is their enormity. Consider the dimensions of Amonix Inc. systems, for example, in which seven concentrating PV modules, together forming a 22-by-15-meter (72-by-49 foot) rectangle, are mounted on a single tracker. When associate professor Anna …

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