Solar Electricity Basics The three most common types of solar-electric systems are grid-intertied, grid-intertied with battery backup, and off-grid (stand-alone). Each has distinct applications and component needs. Grid Intertied Solar-Electric Systems Also known as on-grid, grid-tied, or utilityinteractive (UI), grid-intertied solar-electric systems generate...

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This file is about stand-alone solar electric systems. There are also “grid-tied” or “net metering” systems which do not involve batteries. See Turn Your Electric Meter Backwards for details. A stand-alone solar electric system consists of 4 basic parts. Photovoltaic...

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The young company takes pieces of solar power systems that have been around for years, even decades, and fuses them together in an unusual way. Long metal troughs concentrate sunlight on strips of traditional silicon solar cells, rotating slowly to...

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http://www.mercurynews.com/breakingnews/ci_12264490 Federal grant to help 3 school districts go solar By Kimberly S. Wetzel West County Times Posted: 04/30/2009 01:00:09 PM PDT Updated: 04/30/2009 07:33:01 PM PDT Three East Bay school districts will share a $500,000 grant from the U.S. Department of Energy that...

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Cheaper panels seem to be winning over the solar energy ....

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