AMBIEN FOR SALE, In Europe, along with its now ubiquitous solar installations, offshore wind is the great blustery hope among the political class, with new projects announced weekly. But lately, scientists, AMBIEN canada, mexico, india, particularly in Scotland, have begun to pay attention to the waves rolling beneath the huge, rotating blades, as they make their way to the coast, AMBIEN dosage. Massing ocean waves hold 40 times more energy than air moving at the same speed. Even foamy beach rollers can knock novice waders off their feet and into the water, Buy AMBIEN without a prescription, demonstrating the energy stored inside each wave, which is finally dispersed after gently fanning out and sinking into one of the sandy beaches found along Scotland's rocky coast.
The estimated cost of today's harvested wave energy is almost three times the cost of offshore wind, according to a study by the Carbon Trust, buy cheap AMBIEN no rx. This UK non-profit predicts that by 2050 this form of alternative energy could yield as much as 190 gigawatts of electricity, which is more than three times today’s total electric output in the UK, where most wave energy research already takes place, AMBIEN FOR SALE. Although still a very small global industry, at least 100 companies are already researching and building wave energy devices. AMBIEN schedule,
Pelamis Wave Power is already providing energy to the grid
The original 400 feet-long, four-section mechanical Pelamis P1 was developed by the Scottish Pelamis Wave Power Company (website). It was one of the first energy harvesters to send electricity to the grid. Ironically, AMBIEN forum, the P1 wasn't sited off Scotland's coast. AMBIEN FOR SALE, More than three years ago, Pelamis engineers set several machines side by side off the coast of Aguçadoura, Portugal, where they powered more than 1,500 homes. This system also saved about 2, AMBIEN overnight, 000 tons of CO2 each year that would have been emitted from a conventional combined cycle gas power station. You can watch a video of the Aguaςadoura site below:
In the alt-energy business, this energy harvester is called an attenuator. Operating in depths greater than 150 feet, where can i buy cheapest AMBIEN online, the Pelimas P1 is found three miles from the coast. The front of the long floating device is attached by cable to the ocean floor (see CGI animation), allowing it to swing and sway and remain perpendicular to oncoming waves. Where can i buy AMBIEN online, As the waves pass along its length, the large individual sections—similar in size to railroad or subway boxcars—move up and down, creating movement that is converted into electricity (CGI animation).
The machine has four sections and three hinged, universal joints which allow flexing motion in two directions, AMBIEN FOR SALE. Each joint has a compact power module, japan, craiglist, ebay, overseas, paypal, analogous to the nacelle of a wind turbine, which houses the power takeoff equipment. Herbal AMBIEN, This includes the motor-generators, accumulators, and hydraulic cylinders.
In 2008, online buying AMBIEN, the Portugal wave energy project was commercially feasible due only to the country's feed-in tariff that provided long-term incentives for the utilities to invest in renewable energy. But with advances in the technology, Order AMBIEN no prescription, wave energy proponents believe it could be cost-efficient within 15 years.
Scotland is the Saudi Arabia of wave energy
Pelamis Wave Power of Edinburgh is currently testing its second-generation attenuator at the European Marine Energy Centre AMBIEN FOR SALE, off Scotland’s Orkney Islands where the North Sea collides with the Atlantic Ocean, making it nature's perfect laboratory. (For the skeptical, here is a live feed of local wave activity).
Scotland's First Minister Alex Salmond told the BBC that the Orkney site was a "major milestone." He said the waters had been described as the "Saudi Arabia of marine power" due to their "rich natural resources" (a comical euphemism to the locals), is AMBIEN safe. A big selling point for Orkney is that it’s linked to Britain’s power grid, so electricity generated there can reach the national market without laying new costly cables. Where to buy AMBIEN, And Scotland's Pelamis Wave Power has already launched a retooled version of the Portuguese-sited P1.
The newest device, known as P2, is 590 feet long, 13 feet in diameter, and weighs 1300 tons, AMBIEN FOR SALE. Watch the P2 as it's built in the factory to get a sense of the project's scale:
For all its impressive size and retro shape, the inside the P2 operates more like a data center than an ocean vessel (more Google than Jules Verne contraption): Duplicate server racks, fibre-optic communication systems, discount AMBIEN, and emergency power supplies allow programmers to upload software on the fly without interrupting power production.
And while the hardware (the metal hulls and compression rams) have been upgraded from previous prototypes, it is the algorithm controlling them that makes the difference, AMBIEN steet value, decreasing resistance in the rams when waves are small and increasing it when they are larger."It's the active control of these algorithms that allows us to tune the machine to be in resonance, regardless of wave conditions," says Pelamis engineer Ross Henderson explained to the BBC. As a result, the P2 produces twice as much as prior prototypes, AMBIEN mg.
Newer prototypes are emerging from research tanks
One of the most promising new devices, according to a three-year study by The Carbon Trust, AMBIEN australia, uk, us, usa, is the "Anaconda" by Checkmate Seaenergy, based in Sheerness, Scotland. Still essentially in the research stage, AMBIEN treatment, it radically simplifies the Pelamis P2 design by using a very large, water-filled, AMBIEN cost, distensible rubber bulge-tube floating just beneath surface waves, which eliminates the need for complex electronics, software, and compression machinery, where can i cheapest AMBIEN online. As a wave passes overhead, the bulge-tube is lifted by the surrounding water, Rx free AMBIEN, causing an internal bulge to pass down the tube’s diameter like a large animal eaten by a tropical snake—hence the name "Anaconda." Arriving at the end of the tube, the bulge wave energy surge drives a turbine. Watch a CGI of the Anaconda:
Wave tank tests (see video AMBIEN FOR SALE, ) on a 26-foot prototype have proven that the Anaconda works. A full-size Anaconda will measure up to 656 feet in length and could potentially produce 1 megawatt of power--enough for a thousand homes. Checkmate plans to move into commercial production by 2014, buy AMBIEN from mexico.
Aquamarine's Oyster also brings simplicity to wave energy
Among technologies undergoing testing at EMEC is Aquamarine Power's Oyster wave device. Last July Scottish First Minister Alex Salmond touted a literal giant step in renewable energy as he unveiled Aquamarine Power's huge new Oyster 800. This imposing device can generate 250% more power at just one-third the cost of the first full-scale Oyster (seen in picture to the right), AMBIEN FOR SALE. AMBIEN pharmacy, Watch a BBC video highlighting the Oyster 800 and the day's festivities. Aquamarines's CEO explains the Oyster's technology:
The Oyster wave power technology converts near-shore waves into energy through a wave-powered pump attached to the seabed, roughly 10 to 15 meters deep 500 yards from the shore. The movement of the Oyster's buoyant hinged flap drives two hydraulic pistons to push high-pressure water onshore via a subsea pipeline, where this water drives a conventional hydroelectric turbine.
An article in Renewable Energy World explains that the benefits of the Oyster device lie within its simplistic structure that is engineered to survive violent weather conditions and shore-based electricity generation: minimal underwater moving parts; no control system, gearbox, or shutdown mode; and no complex offshore electronics.
Scotland's wave energy technology's global recognition
What's a reliable indictor of Scottish wave energy success. Recently Pelamis Wave Power hosted a Chinese trade delegation led by Vice Premier Li Keqiang, giving him a firsthand demonstration of their technology. The tour of the manufacturing facility included the testing and assembly areas where the power modules of a new P2 Pelamis were under construction for deployment later last summer. If the solar power and wind energy trends are any indication, soon the Chinese will be buying Pelamis' P2 or Aquamarine's Oyster 800 wave technologies and then eventually introducing their own improved versions.
Photo: P2 Pelamis wave energy device near Orkney, Pelamis
Photo: Huge wave, Mila Zinkova, wikicommons
Photo: Chinese vist to Pelamis factory, Pelamis news release
Photo: Aquamarine Oyster, Aquamarine company video screengrab
Photo: Pelamis wave harvester, P123, wikicommons
Photo: Linked Pelamis power modules, screen-grab from Scotland CEO for Pelamis
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