Dec 232011
 

Wind-Energy-RenewableAlternative energy sources are very much a topical issue these days, given how costly fuel has become. Wind energy is one such source, and the limelight has settled on the efficiency of wind farms. Wind has the advantage of being a really clean and limitless source of energy. Wind is triggered by differences in the temperature on the ground, which comes from the heat of the sun, so actually wind power could be said to come from solar power. Harnessing the wind hence generates energy.

Wind farms as a large-scale means of capturing the energy produced by wind has been adopted by a number of countries. Similar to the propellers on an airplane, the blades of wind turbines, set up in large numbers in one spot, are used to capture the power of the wind. Wind farms, due to the huge number of turbines working unitedly, have the capacity to produce energy in large quantities. Having the knowledge on how the wind farms work will illustrate to you how efficient they could be. The blades are situated on a shaft, and if the wind blows, it turns the blades and thus the shaft. The turning of the shaft starts up a generator from which action electrical energy then results. It employs the same principles as hydropower generation, except that wind power rather than flowing water is used.

The power made by one turbine is enough, at best, for no more than a farm, so larger electrified areas need more than just one wind turbine. The large energy output possible from a wind farm is based on the collective capability of numerous turbines grouped together. The electrical energy produced is adequate for running an entire community when you store it on an existing utility grid or in special large-scale battery cells. Contemporary wind turbines are much more efficient than the earlier ones, because they can face the wind, face away from the wind, or even catch gusts from different angles.
Wind-Energy-
The efficiency is raised as well when the turbines are taller, or if they have larger blades. With a lot of factors that affect how well a wind turbine will operate, figuring out its production efficiency is not an uncomplicated task. No two wind farms are a like, because of the variation in terrain, wind and turbine size. Nevertheless, the standard turbine converts more or less 20% of the power in wind to electric power. When the wind is blowing between 5 and 20 mils per hour, that is when the yield is the most economic.

Although it is not as constant as solar, wind power is more efficient, being rated as 20% efficient versus solar at more or less 14%. Wind is one of the more favorable types of renewable energy source, and benefits from technology getting better every day. It is becoming a crucial alternative energy source, but it might take a while for the entire world to jump on board. One nation that’s investing a lot is Germany.

Made in Germany | Offshore Energy: Germany Plans Wind Parks on the Open Sea

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