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Archive for March, 2009

31
Mar

Residential Wind Energy

Posted by admin in Renewable Energy

Wind Power For Homes, Beat The Energy Crisis And Build Your Own Wind Generator

It is so easy to build your own wind generator and any Do-It-Yourself enthusiast can make one using simple tools. Find out for yourself how you can make free energy with wind power for homes TODAY and start generating your own electricity tomorrow.

Fed up with paying high prices for your electricity?
Do you want to beat the energy crisis?
Do you want to make free energy for your home?

 

Residential Wind Energy

With wind power for homes you can build your own wind generator and produce enough electricity to power your entire home. It is easier than you may think to build your own wind generator and start to make free energy for your home. Most of the parts needed can be purchased locally from hardware stores and you can even use auto parts.

Wind power for homes is nothing new and windmills have been around for hundreds and hundreds of years in one form or another. These days they are not just used to grind corn into flour, but to produce great quantities of electricity to power homes and industry. And do not be confused by all the different names that they go under these days, (Windmills, Wind Generators, Residential Wind Turbines, Windmill Generators,) they are all one and the same and they all have exactly the same purpose, and that is to make free energy.

So why should you build your own wind generator when it is possible to just go out and buy one of the residential wind turbines that are available on the market? One simple answer is "the cost". If you were to buy one of the residential wind turbines or have a commercial wind generator installed on your property it could cost you thousands of dollars. But with wind power for homes it is possible to build your own wind generator for a fraction of that price.

 

If you opted for a professionally installed wind generator or purchased one of the residential wind turbines it could take years before you would see a return on your investment. When you build your own wind generator you could see a return on your investment much much sooner, and be able to make free energy in a matter of weeks, if not days. Even if you use the highest quality materials available when you build your own wind generator the final price would still a fraction of what the commercial residential wind turbines would cost you.

Electricity that is generated by wind power is one of the cleanest and most environmentally friendly forms of renewable energy today. With wind power for homes you are not only able to make free energy for your home but you can also pat yourself on the back for doing your bit to help stop global warming by producing your own clean energy.

 

 

It is so easy to build your own wind generator and any Do-It-Yourself enthusiast can make one using simple tools, you do not need to have any special skills and there are detailed guides and instructions available to show you exactly how to go about it. Many of these instruction guides can be found on the internet and I have found three of the top ones. Find out for yourself how you can make free energy with wind power for homes TODAY and start generating your own electricity tomorrow.

 

Residential Renewable Energy FAQ’s – Content Caboodle

Residential wind energy systems have been installed in 47 of the 50 states, mostly in the Midwest and Northeast. The US Department of Energy has issued wind maps for all 50 states…   Read more…

Residential Wind Generators – Review » Blog Archive » Learn How To …

It takes a little work to install residential wind generators, but there is really nothing overly complicated about the process and in the end can be.   Read more…

Peak Energy: GE Backs Small Wind Maker Southwest Windpower

Solar and wind power are two of the most cost-effective sources of energy on earth. The sun’s rays and blowing winds are free to anyone who wants to use them…   Read more…

Discover how to Make Free Energy for your home with detailed guides that show you exactly how.

 

By mike legg Published: 4/8/2009

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29
Mar

Wind Electric Generator

Posted by admin in Wind Generators

Building a home wind powered generator is actually much simpler, and cost effective, than it appears. Pretty much, anybody can do it. These generators are pretty simple and do not require a lot of maintenance provided you build them properly. In addition, making your own electricity will be fun and extremely rewarding. The largest benefit of doing this is that you will save literally thousands of dollars on your electric bills.

Wind Electric GeneratorWind powered generators are machines that convert wind energy to electric power. The only needed fuel is air current which is free, natural and limitless. Even so, the initial costs can be significant although the price scope for small home systems presently has become rather inexpensive. Another way of cutting the costs dramatically is by building it yourself. But first you must find out if your local wind resource is appropriate and if there any ordinances in your area that can restrict their functionality. Mainly this is the height of the tower.

The theory behind wind powered generators is basic. With windmills, the air rotates the rotor blades to engage a pump or some type of additional mechanical system. With wind turbines, it drives the spindle to run an alternator or another type of transformation interface to convert the mechanical energy into electric power. This electrical power is then wired directly for consumption, storage or both. The surplus energy can also be transferred back onto the power grid for additional users.

The power created from home wind generators has more than quadrupled over the past seven years. According to the latest research, close to 20 million US homes are situated in regions that are perfect for wind power. The potential sum of money that could be saved on utility bills is astonishing.

Fortunately, wind turbines are inexpensive for the average family these days, thanks to home kits that are available online. All the info you need can be downloaded instantly. You can virtually start building and creating your own renewable energy within minutes after buying a kit on the internet.


Author: Joe Heinemann

If you would like to create your own wind power & learn more about Home Wind Generators, visit http://www.homewindgenerators.org

Article Source: http://EzineArticles.com/?expert=Joe_Heinemann

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27
Mar

Wind Power Designs

Posted by admin in Renewable Energy

When one thinks of a home wind turbine, what most probably comes to mind is a gigantic tower with jumbo-jet sized spinning blades. But, with everyone becoming more aware of conserving energy, the technology has advanced so much that it is now possible to have your own small-scale wind turbine at home. Even better is the opportunity for us to make our own, without having to rely on the professionals.

So, how does a home wind turbine make power?

Wind Power DesignsA home wind turbine makes power by spinning a generator. The generator is attached to the rotor, made up of three aerodynamic blades, that is then attached to a tower. To keep the turbine facing the wind, the rotor has a tail, that acts as a weather vain.

The generator is basically an electric motor. As the coils in the motor spin past the magnets, an electric current is produced. The power produced is stored in batteries, which are connected to an inverter to change the direct current to alternating current, which can then be used to power your home. The advancement of motor efficiency, is the reason wind turbines have become so popular for home use.

Depending on your area’s wind conditions, the tower can vary in length. If you live near the sea where it is windy, the tower can be shorter, but in low-wind areas the tower needs to be taller to catch as much wind possible.

Over time the blades have improved drastically as researchers developed lighter, stronger, more efficient blades, with the capability of turning even in the lightest breeze. Back in the day, wind turbines had five blades, and looked similar to windmill water pumps, but recently they have moved to three blades, taking the form of over-sized airplane rotors. Like the tower, the blades vary in size, according to your wind conditions and energy requirements.

While so far we have been explaining the typical horizontal axis wind turbine, there is another design that is starting to gain popularity for small-scale projects. It is the vertical axis wind turbine or VAWT. Very different to the standard horizontal axis turbine, the VAWT spins on a vertical axis, and almost looks like a waterwheel put on its side. Since the VAWT tends to operate low to ground, it needs far more wind to make it turn efficiently, so it is not the ideal option for homeowners or small businesses. The VAWT has also been accused by ecologists of interrupting and harming various migratory birds, making it less attractive for green enthusiasts.

Before going out and installing a wind turbine, it is best to ask yourself the following questions:

- How big is the property?

Wind turbines generally operate better in large areas that cover an acre. This is because wind flow is not deflected by any nearby buildings.

- What is the average wind speed?

The recommended wind speed should be at least eleven miles per hour, but if that isn’t the case then you may have to use a taller tower and larger blades to catch higher altitude winds.

- What else can I use the wind turbine for?

If you could use the turbine for other purposes, such as pumping in water from outside, then it may be useful than you think. This is the reason you see so many windmills scattered over farms – they help pump water from reservoirs to the farmhouse.

- Does my house need a constant power supply?

This is why so many people want to get a small wind turbine in the first place – to keep the house powered during blackouts, and prevent economic losses. Although the wind turbine may not power the house all the time, it’s stored power can be used in emergencies, when the utilities are just not enough.

Answering these questions will give you a good idea of how much power you need, how big the tower a blades need to be, and how much it would be worth investing to start making your own power at home.

The great thing about technology is that it is always improving. So much so that motors have become smaller, efficient and cheap enough for us to attach a few small turbines right on the roof, and produce the same power as a larger turbine on a tall tower.

Although professional home wind turbines can run into several thousands of dollars, it is possible to make your own for a tenth of the price, with components found at home and your local hardware store. Furthermore, the U.S. offers both state and federal tax credits that you can use to offset the installation cost. So not only will you reduce your electricity bill, but also your tax at the same time.

Author: Tim McDonald

Tim McDonald and his wife have been living off the grid since June 2008. If you want to learn to make your own power at home, get off the grid and save thousands on your electricity bills, then go to http://DIY-Renewable-Energy.com where you will find a wealth of information.

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Advantages and Disadvantages of Wind Energy

With the rising costs of traditional energy, alternate sources of energy are being looked into. Wind Energy is one such alternative source of energy. Here are some pros and cons of Wind Energy.

Advantages and Disadvantages for Wind Power

The conversion of wind energy to various other useful forms, like electricity, is known as wind power. Wind energy is converted into these forms using wind turbines. Wind energy can be converted into electrical energy by the use of a electrical generator.

The first use of wind energy was through wind mills. Wind mills had engines which used to produce energy using wind. This energy was usually used in rural and agricultural areas for grinding, pumping, hammering and various farm needs. Even today, wind energy is used in large scale wind farms to provide electricity to rural areas and other far reaching locations.

Wind energy is being used extensively in areas like Denmark, Germany, Spain, India and in some areas of the United States of America. It is one of the largest forms of Green Energy used in the world today. Wind Energy is highly practical in places where the wind speed is 10 mph.

Advantages
One of the greatest advantages of Wind Energy is that it is ample. Secondly, wind energy is renewable. Some other advantages of Wind Energy are that it is widely distributed, cheap, and also reducing toxic gas emissions. Wind Energy is also advantageous over traditional methods of creating energy, in the sense that it is getting cheaper and cheaper to produce wind energy. Wind Energy may soon be the cheapest way to produce energy on a large scale.

The cost of producing wind energy has come down by at least eighty percent since the eighties. Along with economy, Wind Energy is also said to diminish the greenhouse effect.

Also, wind energy generates no pollution. Wind Energy is also a more permanent type of energy. The wind will exist till the time the sun exists, which is roughly another four billion years. Theoretically, if all the wind power available to humankind is harnessed, there can be ten times of energy we use, readily available.

One other advantage of wind energy that it is readily available around the globe, and therefore there would be no need of dependence for energy for any country. Wind energy may be the answer to the globe’s question of energy in the face of the rising petroleum and gas prices.

Disadvantages
However, there are some disadvantages for wind energy, which may put a dampener in its popularity. Though the costs of creating wind energy is going down, even today a large number of turbines have to be built to generate a proper amount of wind energy. Though wind power is non-polluting, the turbines may create a lot of noise, which indirectly contributes to noise pollution.

Wind can never be predicted.Even the most advanced machinery may come out a cropper while predicting weather and wind conditions. Since wind energy will require knowledge of the weather and wind conditions on long term basis, it may be a bit impractical. Therefore, in areas where a large amount of wind energy is needed, one cannot depend completely on wind.

Many potential wind farms, places where wind energy can be produced on a large scale, are far away from places for which wind energy is best suited. Therefore, the economical nature of wind energy may take a beating in terms of costs of new substations and transmission lines.

Wind Energy is non-dispatchable. This may also put a spanner in depending upon wind power as a primary energy supplier. Wind energy depends upon the wind in an area and therefore is a variable source of energy. The amount of wind supplied to a place and the amount of energy produced from it will depend on various factors like wind speeds and the turbine characteristics. Some critics also wonder whether wind energy can be used in areas of high demand.

 

By Roy D’Silva Published: 4/5/2007

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17
Mar

Buy Helix Wind Turbine

Posted by admin in Renewable Energy

The Turby Wind Turbine is the generic term for any vertical axis windmill that has a helical shaped blade.Itwas specifically designed to address the unique problems associated with producing electricity in urban or suburban areas where often a horizontal wind becomes vertical when encountering a building. This type of wind renders any roof mounted horizontal or propeller type of wind turbine useless.

Buy Helix Wind Turbine

Why the Turby is Unique

Vertical axis turbines like the Turby have been used for centuries and offer several advantages over their horizontal axis cousins in both cost and efficiency. Its helical shaped bladeis cleverly designed to quietly utilize vertical or horizontal wind bursts coming from any direction. This makes it nearly ideal for rooftop electricity production.

Don’t Fight the Wind

Most other vertical turbine designs utilize a blade or wind scoop that captures the passing wind by blocking it and thereby spinning the rotor. The drawback to this style of design is that the very fact that the scoop is solid means that as it spins it has to move air out of the way. This action creates drag and actually wastes energy.

Non-Turby designs also suffer from a high rotational threshold. Simply put, these windmills need a stronger wind to start their rotations. This means that they will miss a portion of the passing wind if it is below a certain speed. It also means that even the wind they do catch is not fully converted to power since some is wasted in getting them to start spinning.

How Much Electricity Will The Turby Wind Turbine Produce?

Theoretically it can produce enough electrical energy to run an entire household. In reality it depends on the consistency and intensity of the wind. This will vary greatly depending on where in the world you live as well as the shape and position of surrounding buildings. Obviously on windless days windmills will not produce any power.

Solar Power Assistance

Rooftop mounted solar panels that convert sunlight directly to electricity are often an ideal compliment to wind turbines. Regardless of the wind conditions they will still produce clean power.

Of course, the drawback to solar energy is that often there isn’t quite enough rooftop real estate to support enough solar cells to cover all the needs of a typical home. Dark stormy days also cut down their productivity.

What Happens When Too much Electricity Is Produced?

This is a great problem because often power companies will set up the electric meter to run backwards if power is being added to the grid. In other situations the payment is rendered in the form of credits for future electricity or even a check. The key is to check with the individual power company for their specific policy.

How long Does It Take To Pay Off The Investment?

This, of course, depends on many factors such as wind conditions, the cost of electricity and the cost of theturbine plus installation. The cost, in rough numbers, is about $10,000 – $15,000 USD andit will take about 8 years to pay for itself in electricity savings.

Build Your Own Windmill Options To The Rescue

In an effort to counter the high initial cost and relatively long payback times, a movement of determined individuals has taken the steps to build their own horizontal axis wind turbines for as little as a few hundred dollars using recycled and used parts. The wonderful thing about this option is that besides cutting your electrical bill using renewable, non-polluting wind energy is that the payback can be in as little as just a month with the right conditions. The downside is that it is less efficient and can generate more noise.

It will be exciting when the Turby vertical wind turbines are found on every rooftop and cost no more than an average kitchen appliance.


Author: John Mackinnon

For more information and reviews of the top plans for building your own windmill and solar panels for residential electricity just follow this link: http://www.wind2electricity.net/

Article Source: http://EzineArticles.com/?expert=John_Mackinnon

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