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Many people living in cities are itching to take advantage of residential wind turbines, but this may prove to be difficult.  Cities are some of the least hospitable places for wind turbines to be located.  Wind turbines work most efficiently when placed in undisturbed airflow.  Any large obstacles nearby, such as buildings will greatly affect the amount of power that a turbine can produce.

To find a suitable residential wind turbine, the best option may be a vertical axis wind turbine or VAWT.  You may have seen these turbines before, most commonly they are shaped like large egg beaters and spin around a pole mounted vertically.  This is in contrast to traditional wind turbines which have propeller-like blades.

Vertical axis wind turbines have much better performance than traditional wind turbines when used in turbulent environments.  This means that in a residential wind turbine application, a VAWT will provide more power than a traditional turbine.  There are many different styles of VAWTs and each has its own advantages and disadvantages.

Savonius type turbines are completely solid, and don’t have blades as you are used to seeing.  Instead, a Savonius turbine has two (or more) curved surfaces which face the wind full on, and spin the turbine about its axis.  These turbines are large and heavy compared to other aerodynamically-driven turbines and are also less suitable for use as residential wind turbines due to their size.

Darrieus type wind turbines are the egg-beater style VAWTs mentioned earlier.  These turbines have curved or even more complex blades to take advantage of turbulent wind conditions.  Traditionally, these turbines have been very large.  This means that their suitability as residential wind turbines is limited; however they are more suitable than Savonius type turbines.  These turbines do have several issues which make their design more complicated.  Specifically, the turbines generate maximum torque at two points in their rotation, and thus the power they generate is not “smooth” as it would be in a traditional wind turbine.  Additionally, these turbines have issues with vibration that could cause the blades to fail prematurely.

Finally, airfoil based wind turbines, which are a subset of Darrieus turbines.  Instead of curved blades, the blades of these turbines are parallel to the main shaft.  This means that they generate more constant power than Darrieus turbines, much closer to traditional wind turbines.  These turbines are the closest match to the requirements of residential wind turbines.  Much research into this type of turbine is ongoing and new developments are happening in this field every day.

Technorati Tags: residential, Them, turbines, wind

Home made wind generators are fairly simple to build. All you need is a great set of instructions and the right tools and supplies. With the correct combinations, you’ll have a machine that will be able to generate power for years upon years, all the while saving you money each and every month on your power bill. Not only that, but you will be helping contribute to conserving energy. How cool is that?

So, how can you build your own home made wind generator? What does it take to do it? How much does it cost? Well, for starters, you can generally build your own wind generator for less than $200. Another great thing is that you can find most of the supplies from your local hardware store. So, for less than $200, you can have something that will be saving you money on a consistent basis. A manufactured wind generator can cost thousands of dollars, so you’re definitely going the cost-effective route by building your own.

One thing I need to mention before you begin building: You need to check with your local government about zoning laws. If you’re in a rural area, you won’t have to worry about this really, as you can place a wind generator on your property. Residential areas might have trouble having one on their property, however; if you check with your city officials, you might be surprised to find out that you can get a permit to have one.

Finally, In order to make sure that your wind generator is built correctly, you will obviously need a great set of detailed instructions that you can use to follow along. Without instructions, how can you build a wind generator? You won’t be able to! Make sure you find easy to follow instructions, so you can get the most out of your newly built wind power system!

Technorati Tags: build, generators, Home, made, Them, wind, Yourself

Did You Know? Home Wind Power Kits Can Help You Save Money and Preserve Your Natural Environment

Defining wind power and wind power kits

How is wind, a variety of solar energy, generated? The answer may be attributed to several ecology-related reasons. Different parts of the earth have differences in air temperatures. This is because, the uneven nature of earth’s surface result in the sun heating up the earth by unequal amounts. This hot air, being lighter follows a convectional movement upwards. This creates a hollow in the lower parts of the atmosphere, which gets occupied by the cold air drifting in from nearby areas. Such movement of air is termed ‘wind’. These movements generate a type of motional, or kinetic, energy. Wind energy is obtained from this kinetic energy, which is converted by modern, sophisticated machines. The various equipments for tapping wind power and generating electricity are collectively termed ‘home wind power kits’.

What are the advantages of home wind power kits?

Concerns regarding the increasing rates of environmental pollution are being voiced all over the world. This pollution is often caused by the traditional fossil fuel energy sources. The prices of these sources are becoming too high as well. Hence, wind energy is gaining acceptance all over the world, and for different purposes as well. The existing modern, dynamic techniques are ideal for optimal harnessing of wind power, with help from the home wind power kits. The renewable nature of wind energy is a major benefit, as is the fact that no pollution is caused due to usage of wind energy. Regeneration of electricity systems is certainly possible by using these kits. Hence, the demand for the latter is on a high. People should, however, patiently learn and understand how these kits actually work. This, though, is a rather easy task.

Drastic reduction in electricity charges is one of the primary attractive features of wind power. While wind energy kits can bring down electric bills by around fifty per cent on average, such reduction in the bills can even go up to even ninety per cent, provided the home wind power kit performs really well. Surplus generation of electricity is also possible, in case a house is located in a suitable place. These unutilized amounts can be sold to local owners of utility, in order to earn some cash. Convenience and ease of usage are common features of all wind turbines. All these turbines have two or three blades that are attached to a distinct rotor. The rotor then is connected to the principal shaft, which, in turn, helps to rotate the turbine. This entire process generates electricity. A height of around 100 feet (i.e., 30 meters) is generally recommended for setting up these wind turbines, since higher altitudes ensure continuous and unlimited wind flowing to the latter. Individuals can easily assemble the parts of a turbine on their own Alternatively they can take help from wind power workshops, books on this subject, and can also access online help.

Working advantages and downsides of home wind power kits:

All over the world, the prices of the traditional sources of power are escalating. In this scenario, wind energy offers a much more affordable source of energy. Hence, it is hardly surprising that people are using wind energy and home wind power kits, and that too for various purposes. The growing popularity of wind power kits can be attributed to their cost-effectiveness, power-saving characteristics, and their eco-friendly nature. These kits never produce any harmful greenhouse gases that might pollute the air and contribute to global pollution. Indeed, in the face of these substantial benefits, there are hardly any disadvantages of wind power systems.

A few thousand dollars is initially required, for installing the home wind power kits. This figure looks rather high at the first glance. However, compared with the manifold long run benefits of these kits, as well as the potential adverse effects of other alternative energy sources, this price is actually a rather reasonable one. All possible queries regarding installation can be solved by consulting the users’ manual that accompanies these wind power kits. Technical help is offered by many of the dealers; installation procedures are explained too in many such related websites. With its relative cheapness in use, as well as the large number of benefits wind power promises, demand for the latter is growing by the day.

Prior to setting up your home wind power kit, you should always refer to an instruction manual, so that you can know how to correctly set up the kit, and in which part of the house you should do so for the best results. You will also be able to know the source for free batteries and the ways to get the other components of the kit at reasonable prices. The way to wire the system as well as the necessary security precautions should is also included in the manual. After carefully going through all this in the manual, you can easily install your wind power kit and benefit from this.