Articles With "alternative energy" Tag

Wind-Oil: Homemade Food from Small Wind

Recall for a second a project called Rubble Floor by Dave Hakkens.  Hakkens recently published another project called “Wind-Oil” to show how to use industrial processes at home to create good food.  He made an oil pressing machine that’s powered by a small-wind turbine.  The machine has a worm drive that presses nuts and seeds — walnuts, peanuts, sesame seeds, linseeds, hazelnuts, etc — and spits out oil in one bottle and a food pulp in another.

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Plug and Play Solar by Go Green Solar

I’ve been watching plug-and-play solar systems like the one offered by SpinRay Energy to see how viable and affordable these can get.  It turns out GoGreenSolar.com just unveiled a similar system called the SunPlug Plug n’ Play Solar Kit.  The kit includes one 235-watt polycrystalline panel, a 120 VAC/60 Hz grid-tie inverter, racking mount, WiFi module for monitoring, and a connector to plug directly into an AC outlet.

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Colored Solar Panels Hit California Market

I really like the dark-blue/black look of solar PV, but I suppose there may be someone that needs a different color, whether for aesthetics, compliance, or branding, etc.  Colored Solar is trying to grab a toehold in this market with red, emerald green, forest green, and polished marble panels.  In terms of panel efficiency, NREL found there is little performance compromised for a 16%+ efficiency colored 225W panel, according to Colored Solar.

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