Archive for January, 2009
Jan
28
Posted by admin
Due to the rapid depletion of the supply of petroleum products that is used to provide electricity to the millions of homes in the United States, efforts are now being undertaken to look for alternative sources of energy. One of the alternative sources of electricity currently being considered is the use of wind turbines.
Growing Popularity of Wind Turbines
Compared to other alternative sources of energy now being promoted, wind turbines are a lot more cost efficient to construct and maintain. Wind turbines tap into the power of the wind, which is then converted into usable electricity that is distributed to the different households and business establishments. Another benefit seen in using wind power as an alternative source of energy is that, unlike solar power that would only be able to collect solar energy during the daytime, wind turbines can convert wind power into electricity 24 hours a day. This further ensures that the establishments being supplied with alternative energy are given sufficient supplies of electricity.
Choosing the right location to construct a wind turbine is the most crucial part of the construction process. The location must meet a few requirements in order for households and local communities to utilize wind as an alternative source of electricity. Here are a few things to look into when deciding whether a particular location is ideal to construct wind turbines.
Wind Speed
The first thing to consider is the average wind speed that passes through your area. Wind turbines are only effective at converting wind power into usable energy if the average wind speed is at least 10 miles per hour. The best place to get this information is to contact your local weather bureau or news center. These organizations will provide you a list of areas within the community that experience this average wind speed on a daily basis.
High Altitude Areas
Select an area in your community that has the highest altitude to build the wind turbines. Wind speeds are a lot faster in high altitude areas as opposed to those that are located near sea level. This is because the drag brought about by the wind traveling through land or sea is greatly reduced the higher you go.
Flat, Open Fields
Another ideal location for constructing wind turbines is an area that is flat, open and spacious. The wind speed in a particular area can be greatly reduced by natural barriers and man-made structures such as hills, mountains and buildings. This, in turn, minimizes the ability of the wind turbine to convert wind power into usable forms of energy that ultimately powers homes and business establishments.
Les and Jane over at Windplans have put together a kind of introductory guide on DIY wind energy. Take a look at it here.
Jan
25
Posted by admin
The use of wind power as a source of energy is not something new. In fact, compared to all the other forms of alternative sources of electricity being promoted today, wind power is one of the oldest sources of natural energy that man has used. In Holland, windmills were used to power flourmills in order to increase production. But there is much more to tapping into wind power than simply milling flour. Communities throughout the country will be able to benefit from the use of wind turbines that use wind power as an alternative source of electricity. Here are just some of the benefits of using wind energy.
Constant Supply of Energy
Unlike conventional electricity being supplied by electric companies to homes and business establishments that use petroleum products, wind energy is a renewable source of energy that can be converted into electricity for human use. By using wind energy as an alternative or secondary source of electricity, communities do not have to worry about the steady increase of their monthly electric bills which is brought about by the dwindling supply of petroleum in the earth.
Wind energy can be easily tapped into at any time of the day or evening. This is particularly beneficial for residential communities. That is because most the homeowners would use the most amount of electricity in their homes during the evening. Tapping into wind energy will ensure that your community would be constantly supplied to the homes within your community when they need it the most.
Environmentally Friendly
Wind energy is a type of energy that is generated by Mother Nature. This being the case, using wind energy as an electrical source will not cause any pollutants to be emitted into the earth’s atmosphere. It is common knowledge now that these pollutants further contribute to the global warming epidemic faced all over the world. Although this may be viewed by a number of members in the community as having a minimal effect on the current condition of the earth’s environment; it will nevertheless become a small step in helping your community become a greener and a more sustainable place to stay.
Savings for Homeowners
The depletion of the petroleum supply used by electrical companies to supply electricity to homes, along with the state of the current financial crisis, has caused many homeowners to tighten their budget as their monthly electrical bills continue to increase. By tapping into wind energy as an alternative source of electricity supplied to households within your community, homeowners are able to cut back on the amount that they need to spend each month on their electrical consumption.
Minimal Investment
Having windmills constructed around your house and within your local community requires minimal investment. For the most part, the majority of the investment will go to the generators that convert the mechanical energy generated by the wind turbines into electrical energy. Other than that, the parts used to construct a wind turbine are considerably lower than what you would be spending to tap into other alternative sources of energy.
Jan
23
Posted by admin
As the amount of fossil fuels and mineral deposits used by electric companies dwindles, efforts are now being made to look for alternative sources of energy. The need for alternative energy sources is also high due to the growing amount of electricity that is needed to power up modern homes and business establishments. The quest for alternative sources of energy is not necessarily a difficult one. Mother Nature has a bountiful supply of energy sources that are renewable and are capable of providing the same amount of electricity that fossil fuels do in order to power homes and business establishments. Alternative sources of energy can perform with the same, if not better, efficiency that fossil fuels and mineral deposits do. One source of renewable energy currently being used to provide an alternative source of electricity to power homes in the United States today is wind energy.
Wind energy, as the term implies, is energy harvested from the wind. When wind passes through, it releases kinetic energy, which through the use of wind turbines can be harvested and converted into electrical energy. Wind energy is one renewable energy source that has been used in many countries for centuries. In Holland, wind energy was harvested through the use of windmills to help increase the production of flour in the olden days. Today, the same concept behind the windmill is being used in the many wind turbines that are seen being constructed throughout the country.
If your community has not provided an alternative source of electricity for your daily consumption, you can generate your own electricity by constructing a wind turbine in your back yard. Construction of a homemade wind turbine requires only minimal cash output on your part, which does not go beyond a few hundred dollars.
How does this work?
The blades on the rotor shaft turn as the wind passes through it, generating mechanical energy. This mechanical energy is then absorbed by a generator that converts it into electrical energy. This electrical energy can then be used to power your home. The electricity generated by tapping into the power of the wind steadily provides electricity in your home even if you are not using any electrical appliances. So that no amount of kinetic energy goes to waste, wind turbines are often equipped with storage batteries.
The turbine’s batteries are charged with the electricity generated by the wind turbine when the electricity is not currently being utilized. It is charged in the same manner as the conventional rechargeable battery you use for your video camera or cell phone. When you are going to use your electric appliances at home, the electricity stored in these batteries is the first to be used until it is drained out. Only after the stored energy has been depleted will the wind turbine directly provide electricity in your home. When you go to sleep in the evening, the batteries are charged again with the electricity generated by the wind energy. This means you will wake up with a full storage of energy that can be utilized by the appliances in your household.
Jan
19
Posted by admin
The use of solar power is perhaps the most popular alternative source of electricity for home and business owners. This is because of the numerous different benefits that it is able to provide.
For one thing, solar power is free of charge. This being the case, tapping into the power of the sun to provide your home with a secondary source of electricity will not add to your monthly electric bill. In fact, many homeowners using solar panels to convert solar energy into usable electricity have been known to enjoy huge savings from their electric bills. They are able to save money without having to limit their use of their electric appliances and gadgets at home.
Another reason why solar energy is a popular alternative energy choice for many homeowners is because it only requires minimal investments to get started. Many commercial solar panels cost thousands of dollars to be purchased and installed in homes and businesses. However, there are solar panel do-it-yourself kits that work just as well and at a fraction of the price.
Tapping into solar energy as an alternative source of energy helps conserve the environment. Solar energy will not run out like the petroleum products that are currently used as fuel by electric companies throughout the country.
Selecting where to have your solar panels installed in your home is extremely important in order for you to get the maximum electricity output. Here are some tips to help you choose a great location where you can have your solar panels, commercial or homemade, installed.
Exposure Factor
The first thing that you will need to do is consider the best place to place your solar panels at your house. Ideally, the panels should be installed where they will be exposed to the sun’s energy throughout the entire day. By being exposed to the sun’s energy throughout the entire day, the panel will be able to convert more electrical energy output that can then be used to power the different appliances in your home.
Avoid any Blockages
Many solar panels installed in homes are usually done on the roof area. Apart from the fact that it is the one location in your home that provides maximum exposure to the sun, it is also the place where there is the least amount of blockage. Any object that can cast a direct shadow on your solar panels will directly minimize the amount of electrical energy that it is able to produce. Because of the fact that the sun moves into different positions at certain times of the day, it is important to select a location where the possibility of the panel being blocked by shadows or other objects is minimized.