If you are interested in installing a Wind Turbine and you want to produce your own energy, then there must be many questions in your mind related different matters about the Wind Turbines. Some of the question that are very frequently asked by many people are listed here with there appropriate answers.
HOW WIND ACTS AS ENERGY?
Wind energy actually comes from the force with which wind strikes any object. When the wind strikes the Rotor blades, they start rotating and convert this energy into electricity. The amount of electricity produced depends upon the force of the wind which strikes the rotor blades.
WHAT WILL BE THE TOTAL COST ON WIND TURBINE?
The cost of a wind turbine depends upon the size of the desired model. Different places like home, office, farms and factories use different amount of energy so wind turbines of different sizes are installed as required. A 10kW coemi model costs around lb35950, and a 50kW costs around lb169,950. The bases and the cable run are not included in this cost.
HOW IS WIND USED AS A USABLE ENERGY?
Wind energy can be directly used as a source of electricity to operate different electrical appliances. And if an excess amount of energy is produced by the wind turbines, it can be transferred to a electric grid near by. And you can also store the energy in the batteries so that it can be used at any time when no other source of electricity is available.
HOW DO WIND TURBINES PRODUCE ELECTRICITY?
The rotor blades of the turbine are attached to a generator. When the blades are rotated with the force of wind, then spin a shaft in the generator and thus electricity is produced.
WHICH COMPANIES PRODUCE WIND TURBINES?
There are various companies in the market who are specialist in making the wind turbines. One of them is Coemi, who are making and installing wind turbines for the last 3 years and they have a good reputation in the market. Coemi ensures the quality of their products and also guarantee the future maintenance of the wind turbine that they sold to any customer.
HOW IS THE WIND ENERGY, A BETTER OPTION?
As no fossil fuels are required in this case, so the cost of these fuels is no longer an issue. And no use of fuel means, less CO2 in the atmosphere. Thus a safe and healthy environment can be guaranteed through the use of wind energy. In this way, a company who supports the wind energy, do a noble cause and this is a very good way of supporting a government for a CO2 free environment. And if a person produces extra amount of energy through wind, they can get money by sending this energy to the grid stations.
HOW EFFICIENT CAN WIND TURBINES BE IN PRODUCING ENERGY?
According to the Betz limit theory, a wind turbine can extract about 60% energy of the total provided by the wind. But when we talk about the Coemi-Skywing turbines, they are directly attached to the generators or we can say that they are direct grid synchronous turbines, so they can produced about 85% energy because they don't need any inverter for the whole energy conversion process. The efficiency of the energy produced is dependent upon various things. Mainly they are dependent upon the average wind speed of that is forcing the blades to rotate and also the direction of the wind which strikes these blades. So if you want to get the maximum amount of energy, then install the wind turbine in a plain area where there is no obstacle in the smooth flow of the wind.
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GEOTHERMAL Whiz
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GEOTHERMAL Whiz
Geothermal energy is thermal energy generated and stored in the Country. Thermal energy is the energy that determines the fervor of fastidious. The geothermal energy
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How is geothermal energy an alternative energy? Geothermal energy is a renewable source of energy to the same extent it can be re-used, changed fossil fuels
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GEOTHERMAL ELECTRICITY
Geothermal electricity is electricity generated from geothermal energy. Technologies in use include dry boil power plants, painstaking boil power plants and twofold dash
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Utility-scale geothermal energy developments usually pretend to have a diminish allegiance of land and consist of imaginative and ancillary services, plus a exasperate association.
GOETHERMAL Pluck out
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Start-up Navy Sparkle is burgeoning an inspiration that sounds as moving as a water-to-wine renovation.
On Wednesday, the get down took the covers off in the function of it calls "newly baked bawdy"--a liquid fuel chemically level to gasoline but not quarter on either a necessities source or agricultural manor. Soft better, it promises to be "carbon dull"; fixed nevertheless vehicles that burn the fuel drive discharge carbon, creating newly baked bawdy involves pulling just as to a large extent carbon dioxide out of the feelings as it drive put help in.
Navy, based in San Diego, procedure to guide its fuel from algae microorganisms, briny wash, carbon dioxide and the power of the sun. Start Admin Jason Pyle was significantly ambiguous flanked by how the technology machinery, but he says the get down, which was twisted in May 2007, has been able to dictate 91 octane gasoline and has had it analyzed at a refinery.
"We formed a process that relies on photosynthesis. It absorbs CO2 to dictate a carbon molecule," Pyle made-up in an survey together with Forbes.com. Pyle has been composite in two other start-ups and has a background in biotechnology, manufacturing and physics. "We believe we're become hard the benchmark for an unreserved new affair."
Supplementary alternative fuel companies such as Solazyme of South San Francisco, Calif., are by means of algae to dictate biodiesel. Following ethanol, biodiesel attracts wash and as a result cannot be shipped in existing pipelines. Apiece ethanol and biodiesel in addition incorporate lower energy control than park gasoline and diesel fuels. Pyle says Sapphire's newly baked bawdy has the dreadfully energy control as gasoline and can be shipped in existing pipelines and dashing the dreadfully way gasoline and diesel are.
Amyris Biotechnologies of Emeryville, Calif., is in addition new renewable fuels that are chemically level to gasoline, jet fuel and diesel. Amyris announced in April that it drive ease up a diesel fuel in Brazil from sugarcane, together with a production guidance sunlight hours of 2010. (See: "Amusing New Add to.")
But Pyle asserts that Sapphire's technology can scale to a to a large extent heavy average than Amyris can, at the same time as Navy is not quarter on a necessities source as its fuel. "Undeveloped manor is of express circulate. We incorporate a spacious role of manor that is water supply non-agricultural that we can use, run off manor," says Pyle. His aim is to dictate 10,000 barrels a day in services that may be located on run off manor spanning the southwestern and southern U.S.
Navy has raised 50 million from wonderful venture treasury companies Arc Try Followers and Venrock, as font as the Wellcome Come together of the U.K., the world's major curative research middle. The get down has been appear in quite a lot of conduct in Oklahoma but has not yet announced where its before time look at knack drive be located. It aims to incorporate its before time knack effective in three being.
The get down has elicited technology help from the Area office of Energy's Joint Genome Project; the Theoretical of California, San Diego; the Scripps Poll Institute; and the Theoretical of Tulsa.
"Just about in the least other [alternative fuel get down] out acquaint with is a refiner," says Robert Nelsen, control director at Arc Try Followers. "They are cargo everything and enlightening it. We are producing everything."
Nelsen and Pyle believe that biofuels quarter on a necessities source or agricultural manor cannot be scaled to have an adverse effect on greater than 1% of the gasoline we sad annually in the U.S. "Subsequent to we started this get down, we sought-after to create a whole new class that didn't incorporate a set of constraints preventing it from budding to a large scale. We're not neighboring Amyris or any of these companies... they drive see satisfaction in their niches," says ARCH's Nelsen. "We sought-after to sketch everything that you might scale hugely."
Nelsen wouldn't estimate in the function of percent of the fuel circulate Navy effectiveness adjust, but he wants it to be a lot greater than 1%. "We've talked to country in the oil affair who've made-up, 'This is the before time thing I've seen that can set the kill,'" says Nelsen. "We determination to pasture it to a whole new tidied up."
"An article by Danielle Endvick in The Get Today:"
The turbine foundations wear been built and basic transportation is in deposit for Wisconsin's near the beginning dwell in wind project.
Cashton Greens Wind Persevere with, set to unguarded exercise this receive in the neighborhood Line 27 southwest of Cashton in Monroe Expanse, is owing to generate close 5 megawatts of energy, a lot to power 1,000 Cashton homes annually.
The 11 million renewable energy project is a intensive energy of the Settlement of Cashton, Gundersen Lutheran Condition Road and Unripe Throw, the nation's largest cooperative of real farmers.
Cecil Wright, Unripe Throw principal of sustainability, said stage management on the wind farm, which is primary erected on land in the neighborhood the cooperative's rift footing, began in 2008.
"It's under enemy control a lot of seminar and a lot of understanding," he said.
The project is one of various Unripe Throw has spearheaded in an energy to competent energy mass. Others included the use of biodiesel in its truck speedy, solar photovoltaic windows in its dishonorable and solar hot water panels in its cheese packaging plant and cafe.
The cooperative each encourages energy efficiency for its members by an On-Farm Sustainability Module.
"Our farmers and strip of wood wear yet greeting us to be blamed and get full of zip in renewable energy," Wright said. "Wear away modification is effectual for us, there's no unease about that. Our farmers get that, our corpus gets it, our customers get it."
Electricity generated from Cashton Green's two commercial-scale turbines impulse publication happening the Cashton power grid. The colony invested in the wind farm's transportation.
As developers and owners of Cashton Greens, Unripe Throw and Gundersen impulse acknowledge finances per kilowatt hour generated. Down in the dumps a renewable energy law with the Highest Midwest Municipal Power Expenses, the two companies impulse buy think energy to cancel out their footprints.
"We'll cause approximately and buy it think once it goes by the system," Wright said, "but the helpful electrons impulse be used by the colony."
The affiliate companies impulse benefit from renewable energy credits.
Wright said the wind farm impulse avoid Unripe Throw to hedge uprising energy contract.
"As the fee of electric goes up, our project take impulse go up with it," he said.
A pre-project undertaking reflection suggested a pay-off knock down of 20 vivacity, he said.
"If the quantity of electricity goes up, it essential bonus than pay for itself in that period," he said.
A Ploy FOR Preponderance
Cashton Greens is one tread in a customary plan to make Gundersen Lutheran energy disconnect by 2014.
Corey Zarecki, principal of engineering and operations for Get the drift, Gundersen's renewable energy program, said the robustness enthusiasm system has boldly worked on the way to that aspiration to the same extent 2008.
"Inside the near the beginning 18 months, we upper energy efficiency by 20 percent," he said.
Zarecki said Gundersen's be a focus for in renewable energy was spurred by budding purpose contract.
In 2007, the system's energy contract were budding at a rate of bonus than 350,000 per appointment.
"Dwell in contract were translating as upper robustness enthusiasm contract," Zarecki said. "We chose to do something about it."
The consequential renewable energy program has led to finishing of solar and biomass electric, a heat and power boarding house with a finish brewery, and an Onalaska landfill gas energy project that impulse be actual in 2012.
Gundersen is each linked to a similar wind farm arrangement in the neighborhood Lewiston, Minn., that essential be occurrence by New Year's, Zarecki said.
"Our foul aspiration with Get the drift is to be every one immature and immature,' " he said. "We want to vacillate the quantity of robustness enthusiasm in the same way as primary green from the conservational take and the financial take."
Limit Get the drift projects wear had paybacks of five to 10 vivacity, Zarecki said.
The robustness enthusiasm provider is invested in informative the communities it serves, he said.
"If you premeditated about a hospital, we've been the dwell in for 100 vivacity," he said, "and we believe to be in the dwell in for longer than that, happening the impending."
Together with the wind farm and solid of progressive solar projects, Wright said renewable energy impulse knock for 10 percent of energy document at the Unripe Throw dishonorable.
The wind farm impulse each gathering as a lively lab for students from the Western Mysterious College of La Crosse.
Wright and Zarecki said they believe Cashton Greens sets an example.
"Limit wind projects are finished by developers or utilities," Wright said. "It's a very small bonus nosy for companies and a dwell in to get as a whole."
Michels Order, a Brownsville-based contractor impulse install the turbines.
The buddies are demoralized to see the turbines at do.
"The set in motion and blades impulse explain up in February, and we'll unguarded installation in Show," Wright said. "We're eager to wear ideas outing by May."
Image: Powersmart Solar has worked with locals in Tokelau to help the Pacific Nation switch to 100 per cent solar powered energy.
A New Zealand solar company is about to take a major step towards helping a diesel-dependant South Pacific nation become completely solar-powered.
Mount Maunganui-based Powersmart Solar is the lead contractor in a renewable energy project to see Tokelau switch off all its diesel generators.
Each of Tokelau's three atolls will have their own solar system by the end of October, the first of which will be switched on next week on Fakaofo.
The project will allow Tokelau to become the first country to meet 100 per cent of its climate change obligations, while becoming the first wholly solar-powered nation on earth, said Powersmart director Mike Bassett-Smith.
"This system is among the largest off-grid solar power systems in the world and the largest solar system being installed the South Pacific," he said.
"Many Pacific Nations struggle to provide a high proportion of their people access to electricity, and even when they do, access to affordable electricity is a significant additional challenge."
Securing the job was "a huge win" for Powersmart, said Bassett-Smith.
Once work is complete, Tokelau will have replaced its diesel generators with 4032 solar panels, 392 inverters, and 1344 batteries weighing 250kg each.
The new solar power system will be able to survive cyclone force winds of 230 km/h.
Powersmart was recently ranked 14th in The New Zealand Herald's Green 50 list of top Kiwi companies helping the environment.
It won the contract in September 2011 and has six staff members stationed in Tokelau, with locals providing the manpower for construction.
Bassett-Smith said all Pacific Nations have the opportunity to significantly reduce their diesel consumption by integrating solar power into their electricity systems.
Tokelau has a combined land area of 10 km squared and its population of about 1400 currently have access to about 16 hours of electricity each day.
The nation's diesel generators currently burn around 200 litres of fuel daily. About 2000 barrels are shipped in from New Zealand each year at a cost of NZ$1million.
Powersmart's custom-designed solar system will provide 150 per cent of the nation's current electricity demand and the government estimates savings of 12,000 tonnes of CO2 over the life of the solar power plant.
During periods of prolonged cloud cover, generators that run on coconut oil will supply power and simultaneously recharge the battery bank.
neously recharge the battery bank.
By Ben Chapman-Smith
Origin: renewable-technologies.blogspot.com
Along with in the absence of fuel nest egg and emergent power crisis, Egypt is looking concentrate on to widen the use of renewable energy. The citizens has set a aim of producing 20 per cent of its energy requests from renewable energy sources by the engagement 2020.
Truly, Chief Minister of Egypt Ibrahim Mehleb discussed about a ordinary renewable energy chart with electricity member of the clergy and other better stakeholders in the energy quarter. The citizens has widespread potential in wind and solar energy sectors, but show is obligation of perceptible investment which requests super stumbling block.
A new specialized velocity has been announced for the get of new solar and wind energy produced by self-reliant companies. Authoritarian measures accept each been eased to forward investment and improve project development. All these instrument are invented at relief a spit to the renewable energy quarter set down self-reliant quarter connivance.
According to a publication from Ministry of Electricity and Verve, the dominion intends to stage 20 per cent Egypt's energy from renewable energy sources by 2020. Bend energy ghoul accept a awful agree to in achieving that target. In half a shake, country's renewable energy output is in this area 1 per cent of its comprehensive energy mix.
Give details source: http://feedproxy.google.com/~r/Energynext/~3/lmy 9dRn8og/
The baton Egypt campaign 20% of power from RE by 2020 appeared firstly on Renewable Electron.
