The Benefits And Drawbacks Of Wind Turbine Electricity Machines
Friday, May 11th, 2012In the event you haven’t read about wind turbine electricity generators, here is a brief description. If you envision a plane propeller resting atop a tall tower, this is what a turbine looks like. Electricity is made by the generator, housed in the turbine casing, any time the rotor is rotated by the wind. The generator is a general design consisting of magnets and copper cables. There’s absolutely nothing complex about this type of generator.
Obviously for the turbine to work there will have to be wind. The reason turbines are built so high is to take advantage of the stronger winds found at higher altitudes. This height allows the rotor to get more exposure to the wind and thus create a lot more electricity. Obviously there should be enough wind to generate electricity from the outset. Historical weather info is carefully analyzed to pick sites that will deliver sufficient steady winds for the turbines. This has a tendency to mean they are situated along coastlines where it is usually very windy. Of course, the wind can adjust its direction which presents another problem for wind turbines. A time tested design, adapted from the early wind powered water pumps, makes use of a tall fin to point the propeller into the wind, regardless of the direction it emanates from.
Because of their reliable design, turbines can generate a lot of power that can be used for domestic or industrial applications. A battery backup that’s replenished by the turbines, provides power during occasions when no wind blows. One concern is the number of years needed for the installation costs to be recovered in power savings. Unlike various other green energy methods, wind turbines will always work 24/7, providing that there is wind. In areas that experience many hours of darkness during some periods, turbines may be a much better green solution as compared to solar panels. Another good thing about wind turbines is that these are generally eco-friendly as they produce zero pollution. More turbines could reduce the causes of global warming which in turn threaten the planet these days. Harnessing the strength of the wind is using a truly environmentally friendly resource. This indicates that turbines will usually be able to produce electrical power if they are located in high wind locations.
Although they have a lot going for them, there are some downsides to consider. They’re unquestionably not a pretty sight, particularly because they’re so big. Large installations, with dozens, or even hundreds grouped together, generate visual pollution in coastal areas, as outlined by critics. They are also very noisy due to the rotor producing sound as it rotates. While excellent for meeting the needs of humans, they can be harmful to birds and bats. The spinning rotors disturb the bats’ ability to avoid things with their sonar readings. There are no data on how regularly this happens, however.
Wind turbines surely seem to be a excellent source of energy, but needless to say there are drawbacks like with anything. With appropriate planning they can be particularly useful and effective.
Michael Porterfield is a veteran blogger & writer who is skilled in thermodynamics, solar panels and other innovative sources of energy for a better way of life. See Wind Power Energy, Alternative Energy