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Posts with tag GreenPower

Scientists create sea-power generating 'Anaconda'


Scientists may have discovered a new way to combat the global energy crisis -- and they're calling it the "Anaconda" (we'll give you a moment to purge your mind of any J. Lo films). The system works by utilizing the power of the ocean and long, black rubber tubes (hence the name). The rubber "snakes" are laid just below the sea's surface where they're pounded by the ocean's waves. That movement creates "bulge waves" inside the water-filled tubes, which are then carried up through the devices to a turbine, which in turn sends the energy it produces to shore via cables. So far scientists have only tested the system on a small scale, though they say the full-size devices could be 200 meters long and seven meters in diameter. That's one giant, deadly snake.

Data Robotics offers Drobo / Western Digital combos at deep discounts


If you're having a tough time picking a storage solution, the Drobo folks may have just made your choice a lot easier. Starting today, the company is offering the first-ever bundles of its much-loved drive array with Western Digital GreenPower SATA hard drives in 2TB and 4TB configurations at a pretty deep discount. Besides knocking $50 off the price of a standalone Drobo (reducing the cost to $449), the 2TB and 4TB versions will clock in at $749 and $1075 apiece, giving you a savings of up to $528. The deals require a mail-in rebate, and you can still add any type of drive you want. Hit the read link for all the info, and for the love of all that's sacred... start backing up!

Innovative Hymini charges gadgets using sun, wind, AC, or USB


There's no shortage of green solar- or wind-powered ways to juice up your gadgets these days, but rarely do we see a charger that employs both together -- along with the reliable old power grid -- for sweet, sweet redundancy. The Hymini from startup MINIWIZ was first conceived by founder Arthur Huang in an MIT business class, and combines a micro turbine generator with a 1200mA/h lithium ion rechargeable battery that can also be filled via USB, AC, or an optional array of up to four miniSOLAR solar panels. According to published specs, the device -- which has yet to be priced or released -- will operate at wind speeds between 9mph and 40mph, with a 20-minute session in 19mph winds providing enough power for between four minutes of talk time (cellphone) and forty minutes of music playback (flash-based DAP). Very promising indeed, yet of limited utility until we find a gadget that ensures we don't leave all these handy supplemental charging products in the bottom drawer of our desk when we actually need them.

[Via Crave]

Western Digital announces new GreenPower hard drives

Kanguru may have beaten them to the punch, but we suspect Western Digital will attract a fair bit more attention with its own move into greener hard drives, with the company today announcing its new GreenPower initiative. According to the company, the new family of drives will encompass desktop, enterprise, CE and external hard
drives, and will include drives ranging in size from 320GB to 1TB. Those will apparently each boast up to a 40% savings in power consumption, which could translate to a $10 savings per drive each year on your power bill. A GreenPower version of Western Digital's 1TB Caviar GP hard drive will be the first out the gate, shipping first in the form of a WD My Book external drive later this month, with a standard desktop version set to follow in August. Other GreenPower drives will then apparently start shipping in volume within the third quarter of this year.

Solar cell breakthrough: 40% efficiency achieved

If that silly Hummer O2 concept vehicle we just saw didn't sate your appetite for environmental friendliness, try this on for size: researchers at Boeing-Spectrolab have just succeeded in building a multi-junction solar cell that achieves an incredible 40.7% efficiency, or -- to the best of our knowledge -- about twice that of the reigning champ in this space. To put this Department of Energy-backed breakthrough in perspective, it was less than two months ago that Silicon Valley-based SunPower announced a 22% efficient cell, and even that model was claimed to produce 50% more power over a given space than previous iterations. In case you're unfamiliar with multi-junction cells -- no shame in that game -- they can best be described as being composed of several layers, with each slice capturing only a portion of the solar spectrum; this method of optical concentration is what has allowed cells to surpass the 12% to 18% efficiency barrier faced by most traditional modules. In conclusion, while this is certainly an encouraging development, we remain somewhat skeptical about its potential for real-world implementation: once Big Oil gets wind of this new tech, it will likely "disappear" just as quickly as that guy who invented a car that runs on water, man.

[Via Slashdot]

Residential windmill saves money, the environment

Even if you're not into that whole "respecting the environment" thing, how many of you homeowners out there haven't dreamed of slashing or even eliminating your electricity bills? Well a new residential windmill from a company called Southwest Windpower promises to not only help keep you green by reducing your dependency on coal-fired power plants, but to actually provide up to 90% of the juice that a typical household consumes in a year (and by typical, they aren't talking about your 5-computer, 10-monitor family). Even better, the so-called Skystream 3.7, which incorporates its controls and inverter right into the main unit, will automatically switch your house over to grid power if winds fall below 8MPH (maximum efficiency is reached at 20MPH) -- no storage batteries necessary. At around $8,500 including installation of the 35-foot-tower, the Skystream supposedly pays for itself within four to twelve years depending on local wind levels and electricity costs, and if you're really frugal with the juice, some municipalities will even allow you to sell unused output back to the power company. Just because this is fit for residential installations, though, doesn't mean that just anybody can pick one up -- Southwest recommends that you own an acre of land in an area that averages 10MPH wind speeds, and of course, that not-unobtrusive tower needs to comply with local zoning laws -- so the millions of us living in dense urban settings or gated communities will have to continue paying through the nose and destroying the environment in order to power our many gadgets.

[Via Gizmag]



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