Whisper Turbines Refreshed by Southwest

Southwest Windpower, maker of the small-wind turbine Skystream, just announced a refreshed Whisper line of turbines for battery-charging applications including off-grid residential homes.  The Whisper 100 (7′ diameter) has the potential to generate up to 100 kWh per month at 12 mph; the Whisper 200 (9′ diameter) has the potential to generate up to 200 kWh per month at 12 mph; and the Whisper 500 (15′ diameter) has the potential to generate up to 538 kWh per month at 12 mph.

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By |May 3rd, 2012|Conservation, Wind|0 Comments

Upfront Cost of Installing Solar at Home

California-based Sunrun and Harris Interactive recently announced the results of a survey of 2,211 adults (1,475 homeowners) about the cost and desirability of installing a home solar system.  The main sound bite is the one-liner that “97% of Americans overestimate the cost of going solar,” as well as the stat that “nearly 8 out of 10 of those who do not already have solar panels say they would install solar if cost were not a factor.

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By |April 27th, 2012|News, Solar|12 Comments

SunPower Readies 24%-Efficient Solar Cell

San Jose-based SunPower Corp. has a great thing going on right now.  They’re constantly pushing the standard and recently announced the commercial production of the company’s third-generation Maxeon solar cell that delivers a sunlight to electricity conversion efficiency of up to 24%.

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By |April 4th, 2012|News, Solar|0 Comments

Hybrid Solar Tube Panels by Naked Energy

A company called Solyndra pioneered the solar tube but this new invention by UK-based Naked Energy may just take cylindrical solar to a whole new level.  Called Virtu, the product includes an integrated photovoltaic cell in a vacuum tube to generate both electricity and warm water at the same time.  The setup keeps the PV cool to optimize energy production and maximizes space with a combined PVT solution.

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By |March 29th, 2012|Solar|3 Comments

Electronic Skylight with LEDs by Solectric

Letting the sun’s rays reach your home’s interior rooms, or down to lower level, is a challenge on any project, and virtually impossible without cutting a large hole in your roof. But now, Solectric offers an electronic skylight that promises the next best thing — interior lighting that is powered by the sun and can be rendered at the same color temperature.

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By |February 15th, 2012|Energy Efficiency, Solar|0 Comments

Wittus Intros Efficient Wood Pellet Stove

Toba is an award-winning pellet stove designed in Italy by MCZ Group SpA in collaboration with EMO.  The simple, modern appliance can warm a space of about 1,800 square feet at more than 90% efficiency, according to Wittus, which announced plans in June 2011 to import Toba into the US.

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By |October 19th, 2011|Modern design, Technology|0 Comments