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19 Solar Decathlon Homes for 2011

The biennial Solar Decathlon is coming up next month with teams preparing their solar-powered homes for West Potomac Park in Washington, D.C. The competition will showcase modern, energy-efficient homes from 19 teams from September 23 – October 2, 2011. We’ve taken a look at the architectural models for each home and continue our coverage this year with a look at the renderings.  There’s some great work here.  Any predictions?  Which team will take it all?

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Sunverge Powers a Net-Zero LEED Project

Sunverge has released a new Solar Integration System (SIS) package containing an inverter and battery storage unit to complement the standard residential solar PV array.  Brought to the market in February 2011, this new offering will give homeowners the opportunity to attain reliable net-zero energy status and eliminate reliance on the grid.

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How Solar Hot Water Works [Video]

On average, about 18% of home energy consumption is for water heating, the second largest consumer behind space heating.  The primary technology used to do this is the tank-type water heater (both gas- and electric-powered), but solar water heating can be a cost-effective way to generate hot water. 

Solar hot water systems vary, and one system we’ve mentioned previously is a passive-pump system by Virginia-based Sunnovations.  This video explains it.

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