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What defines a wind turbine? A wind turbine is sometimes referred to as a windmill or wind generator. Although the terms are used interchangeably, there is a small difference. A wind turbine utilizes wind energy to make mechanical energy. This mechanical energy is then used as is or changed to electrical energy. The windmill would use the energy “as is” for work such as crushing stones or pumping water; whereas a wind generator uses the mechanical energy to produce electricity. What are the different types of wind turbines? Wind turbines are classified into two types based on their orientation:

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1. Horizontal Axis Turbines – The turbine blades turn along a horizontal axis.
2. Vertical Axis Turbines – These turbine blades rotate along a vertical axis.

The horizontal axis wind turbines are most popular. They are more functional than vertical axis turbines. What are some of the benefits of using a wind turbine to generate electricity? We will now look at the major benefits of a wind turbine:

• Power-Saving:: Wind turbines utilize a free source of power – the wind. This makes them a cost-effective method of producing electricity. And since they don’t use non-renewable resources, they are also good for the earth as a whole.
• Cost-Effective: After the initial installation expense, all you’ll ever be paying for is maintenence. The energy source is free!
• Environment-Friendly: The wind turbines are environment friendly in the way that they do not give off detrimental gases or affect the environment in a negative way.
• They Provide a Consistent Power Supply: A wind generator can make you independent from the government’s electricity supply. In addition, you avoid the inconvenience of power outages.

Construct a Wind Generator

What are the conditions you should consider for installing a wind turbine? Although installing a wind turbine is very advantageous for you and for others, you need to be careful not to implement the solution in an incorrect way. Here are some factors to consider before installing a wind turbine. Both these conditions must be met:

• At least one acre of clear space
• The average wind speed is around 11 miles per hour.
• The base and tower need to be sturdy enough to withstand turbulence.
• Ensure proper tower height and distance between the generator and the cells.

A Domestic Wind Turbine in the Making

We hear about solar energy in the news almost every day. Does it make you think about whether installing solar panels is right for your home? Here are a few of the more compelling reasons to consider it.

Watch This Video: How To Build A Solar Panel

The state of ecomonic affairs is finally favorable again for those who want to utilize solar energy at home. There are now (or will soon be) federal tax credits that can lower the cost of residential solar energy system installation by as much as thirty percent. And don’t forget about incentives that may be offered by your city or state to help people convert to solar energy. The list of government entities that offer these kinds of incentives is growing.

There is also the immediate cost savings you will see in lower monthly utility bills. Since your solar panels will be powering your appliances during the day, you will see a savings in electricity usage. And if your local utility company offers net metering, you could be paying zero.  Net metering allows you to sell back any excess electricity that your solar panels produce to the utility company for a credit to your account.  So when your solar panels generate a surplus during the day, the electricity that comes from the grid at night could end up being free.

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Solar energy can also be of great benefit to the environment. Solar energy is produced and then used on the same site. That means no fuel transportation costs, no emissions, and no plant maintenance costs. Using solar energy can help prevent global warming. Solar power does not produce pollution by burning oil or coal, or nuclear waste that will contaminate the planet for many years to come. And last but not least, it is a great way to protect yourself and your family against the future energy price hikes that experts predict.

The future of this planet is of the utmost concern to many environmentalists. The promotion of the usages and benefits of solar energy is due to the need of making a cleaner environment globally. It’s not necessary to wait for either the government or the energy companies to advise on this type of measures. Find out how! The DIY enthusiast can now obtain step-by-step instructions on how to build his own solar panels more economically. Irrespective of the method that you decide upon, you will need to do some research before you embark on your project in order to avoid costly mistakes later on.

See What To Do Next: How To Make A Solar Panel

If you are thinking about adding a solar energy system to your home, the expense and the savings are important issues.. Of course, there is the initial expense to purchase the solar panels and get them installed. But you will also decrease your expenses in many ways, from the immediate reduction in energy costs, to saving against the rising price of fuel, as well as raising the value of your home.

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Since so many factors go into putting in a solar electricity system, each home has to be evaluated on a case by case basis. The pitch of the roof and the direction it faces, and the location of shade trees or buildings that might prevent sun from getting to the panels all must be taken into consideration. And an accurate assessment is key for each system to function at maximum efficiency. You can get accurate quotes for your particular site from qualified installers for your supplies and installation.

Whether or not you see an immediate cost reduction depends on your local electric company’s use of net metering. Net metering refers to a policy for solar panel owners in which some utility companies will buy back the customers’ excess electricity. If your company offers this program, your electric costs can be substantially reduced. Some customers actually pay nothing on their monthly bills because their solar energy system produces enough power for them plus extra to go back into the grid. But even if your electric utility does not offer net metering, your electric bills will still be less than they were before. During daylight hours when the sun is hitting your solar panels, your appliances will be working off your own solar energy instead of electricity from the grid.

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There is also a good chance that solar electric systems will be considered valuable additions to homes in the near future. As the price of fuel continues to rise, so does the realization of the value of alternative energy. If you can show a potential buyer a record of energy cost reduction, that may be just the added value they need to choose your home over another. And since fuel prices are forecast to be higher in the future, your solar panel system can serve as a real hedge against inflation. Having solar energy system also means you won’t have to tolerate the brownouts and power outages that can happen during bad weather or just due to electrical overload.

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With the civilised world faced with a real energy shortage, it is prudent to implement an alternative energy solution for the home. It will not only support avert the energy shortage, but can also help preserve energy for the planet as a whole. Using an alternative power solution is a remarkable method to contribute to a greener and friendlier environment.

Here is Your Easy Build Wind Generator Project

Among the alternate energy ideas, the solar power system and the wind generator system are the most utilised. Even though wind energy is an effective solution, many of us can’t utilize it because of its requirements. For implementing a wind energy system, you need a large area and the average wind speed in the area should be at least eleven mph. The solar power system is relatively easy to implement. The sole criteria is abundant sunlight.

A solar power systen has various components. Most people implement a few of these components as per their needs. Let’s take a look at some solar power components.

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Solar cooker: The solar cooker is the most popular solar energy aspect used in homes. Let’s look at some of the advantages of a solar cooker.

• Healthy cooking – Meals prepared using a solar cooker is believed to be very healthy. A small cooking box is all you need, even for a family of five.

• Variety cooking – Using a solar cooker, you can bake, roast, or boil – all using the same system.

• No fuel – The solar cooker does not use any other fuel than the sun’s light, thus helping you conserve resources.

• No emissions – The solar cooker neither emits any gases nor does it leave any residue. This makes it a very environmentally friendly cooking system.

Solar generator: A solar generator uses the sun’s energy to feed your electrical appliances. This system uses photovoltaic cells that converts solar energy into electrical energy. The term “solar lighting system” is also used for “solar generator.” The generator stores electrical energy in the photovoltaic cells to be used later. Installing a solar energy system for your home will save you power and money. Just think about running your household appliances without being concerned about the expense!

Solar thermal system: The building of a solar thermal method (or solar heating system) at home addresses indoor temperature. You can maintain a comfortable temperature in your home without being concerned about bills. Thanks to their innovation, these heating methods will not only suit your budget but also be pleasing on the eye, as these systems are no longer unsightly.

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If you have been concerned about the costly electricity bills you have been receiving, it is time to take some concrete action. You can reduce your power costs by taking some very simple actions.

Below are several steps you can take to lower your utility bills.

Use Less Electricity: When you leave a room, shut off any electrical appliances as well as lights. Even if an electronic is not on but is plugged in, it is using electricity. Unplug all chargers and seldom-used appliances.

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Smart investments: Replace your regular bulbs with compact fluorescent light (CFL) bulbs. These bulbs are great energy-saving tools, and can save you about a year. There are energy-saving gadgets out there that you can purchase such as The Power-Save. Swap out your showerheads with new low-flow types. Buy a water heater insulating blanket/jacket, especially if it’s in a part of the house that is not heated. Replace air/heat filters as often as necessary and keep A/C coils clean. Make sure your house is adequately insulated. Get newer type windows, or at least check them for proper seal.

Household Appliances:

• Run the washing machine only when there is a full load of clothes.
• Keep the water on for the shortes possible time.
• Raise the thermostat temperature in summer and lower it in winter. Even a couple of degrees can make a difference.
• Switch off your computer monitor even when you take a short break. It takes only a second to turn on the monitor again.
Avoid preheating your oven longer than necessary and peeking inside while cooking.
Wait until there is a full load before using the dishwasher and opt for no heat drying. Using the no heat function saves 20% of the dishwasher’s total power use.
Use cold water as much as possible when you do the laundry.
Make sure your appliances are energy-efficient models.
Twenty percent of the home’s electricity is used by your refridgerator. Set the temperature as close to 37 degrees as feasible and check the seals.
Turn down the thermostat on the water heater to about 120 degrees F.

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Take advantage of a home energy audit often provided by your local power company. This can help you know where and how your home is energy inefficient.

Remember, reducing your utility bill is equivalent to saving power, thus helping the world conserve power for the future.

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The world is gradually marching closer to a severe energy crisis, what with an ever-growing demand for energy that oversteps its resources. We have always known that the energy we consume daily is not unlimited, yet we take it for granted. There is no unlimited supply of gas, oil, or even water. However, we are not taking enough precautions to help avoid an impending energy crisis. When I say ‘we’, I am not only referring to the governments but to all of us, the common people.

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Gas and oil have become expensive, and every day they move closer to depletion. Some ignorant individuals think that energy crisis is made up. They are not seeing the big picture. There have been three major energy crises so far – the 1973 oil crisis, the 1979 energy crisis, and the 1990 oil-price hike, not to mention several regional crises.

Prices have been rapidly increasing for the last five years, thanks to the ever-growing demand and the increasing shortage of energy resources.

How long will our resources last? Are the doubters correct when they say we are exaggerating the facts, or is the energy crisis a valid concern? Picture this: We have already depleted 50 percent of the available oil. If the present rate of depletion continues, the world’s oil will be used up in 32 years. What if it didn’t just continue at the same rate, but actually increased? And it’s bound to do so. So it’s possible that even the present generation could face a serious energy crisis.

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What can be done?
Are we prepared for this impending energy crisis? What can be done to help prevent it, or at least slow it down? Well, to begin with, we need to recognize and appreciate the importance of our energy resources and not take them for granted. We have to decrease the consumption of our gas, oil and other fuel. We cannot afford to waste our precious resources. We need to increase awareness concerning our limited energy resources. Simple actions like joining (or starting!) a carpool, shutting off your car at stop lights, and generally reducing the use of gas and oil in everyday activities can all help with the energy crisis.

What are some alternative energy options?
As a responsible world citizen, start looking for alternate energy solutions like solar energy and wind energy. It is both practical and cost-effective to use these alternative energy solutions. You will not only cut down your utility costs but also contribute to a better future for the world.

Make electricity at home using solar and wind energy to eliminate your power bill. Learn more:

Take On the Problem By Building Your Own Domestic Source: The “How To Solar Panel” Guide.

If you are wondering if your house is a good candidate for solar panels, here are some things to consider. Factors such as the direction that your roof faces and the placement of trees in your yard can make a difference. You will also need to know whether or not you want your electrical system tied to the local utility grid. Following is some information to help you decide if solar panels are a good choice for your home.

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A major factor is deciding whether your system will be grid tied or off grid. Grid tied means that your solar power system will be connected to the local electric utility company. As long as sunlight is shining on the solar panels, they will be producing electricity to run your appliances. At night and during weather when the sun is obscured, your appliances will be powered by electricity from the utility company.

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A system that is “off grid” is one that is not connected (tied) to a utility company. This type of system is more commonly found in rural or remote areas where utility poles are more difficult to access and hookups are costly. Off grid systems use batteries (similar to car batteries) to store excess electricity, and usually have back up generators for emergency situations. Appliances are powered by the solar panels during daylight hours, and the batteries or generator at night or during inclement weather.  

For both grid tied and off grid systems, the roof pitch, direction it faces, and nearby objects that cast shade are all factors affecting where you can place solar panels. For optimum efficiency solar panels need direct sunlight for as much of the day as possible. Large trees that shade the roof as well as taller buildings that might block the sun need to be taken into consideration. As each home has various combinations of these factors, each house must be individually assessed. Accurate measurements and surveys, as well as a site inspection by a qualified installer will provide the necessary information to choose the best solar panel configuration for your house.

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If you are concerned that installing solar panels on your house will result in time-consuming, costly and complex maintenance, you can breathe a sigh of relief. Residential solar panels are made using thick glass encapsulate the solar cells and then are mounted onto a metal framework.  As they have no moving components, once they are in place they require minimal maintenance.

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However, this can be affected by your locality, the weather typical for your area, and and the number of trees in your yard.  For example, if you live in an area that experiences a lot of snow in the winter, it may be necessary to spend some time after a heavy snowfall clearing off the solar panels so the sun can reach them. Or, if you have regular dust storms, or live in an urban-type area that has a lot of dirt in the air, you may need to clean the glass panels from time to time to keep them working at maximum efficiency. But if there is a sufficient amount of rain, that should keep the solar panels clean enough to function properly.

If there are a lot of deciduous trees in your yard, including evergreens, you may need to ensure that the leaves or needles don’t obscure your solar panels. A quick swipe of the broom should take care of it.

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As we know, the solar panels are not the only aspects of the system. Off-grid systems will include storage batteries and maybe a back-up generator. As these components require more monitoring and regular maintenance than the actual solar panels, it’s a good idea to plan periodic inspections so you can keep your solar energy system working as it should.

If your solar panels are tied to the local power company, you will still have an inverter for your system. An inverter takes the electricity produced by your solar panels and converts it to alternating current for your appliances. The inverter has no mechanical parts but is an important component of the system and should be checked regularly.

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You may be wondering how solar panels can function in an area that has severe winters. After all, days or weeks of dark skies, snow flurries or monsoon rains hardly seem compatible with a technology that relies on the sun for its power.

But there has been a lot of innovation and improvement in solar panel technology during the last ten years. Now, even when it’s snowy, cloudy or rainy, solar panels can easily make electricity.

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Off grid systems will include a set of storage batteries (similar to a car battery) that are to store extra electricity that your solar panels produce during the daytime. If the battery storage system is properly designed for your region, it will have enough of these batteries to store power for the number of overcast days that are normal for where you live.  

If your system is tied to the grid (connected to the local electric company) it won’t require storage batteries. After the sun goes down or if there is a prolonged period of bad weather blocking the sun, your system will automatically use electricity from your local power company. You’ll still be enjoying the benefit of lower power bills because on sunny days your electricity will be generated by your own solar panels.

Read The Energy 2 Green Article on Constructing Solar Panels

Some utility companies may even allow you to sell electricity back to them. This arrangement makes solar panels even more cost effective. The way this operates is that any surplus electricity that your solar panels generate goes back into the energy company and you get a credit for it on your power bill.  That way, even if you need to use electricity from the grid during the night or during cloudy days, any unused energy that your solar panels were able to produce will still be reducing your overall power bills.

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You may question whether solar panels are feasible for areas that experience extreme weather After all, every year roofs experience damage from snow and ice storms, tornadoes, hurricanes and hail. Is it really wise to install solar panels on a roof that has to withstand those kinds of weather extremes? Here are a few facts to help you decide.

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It makes sense to be concerned about hail or wind damage to the glass that encapsulates the solar cells and allows them to have exposure to the sun. The thing to do here is to specify that your panels are made with tempered and high impact glass. High quality solar panels are manufactured with glass that can stand up to 60-mile-an-hour winds with 3/4-inch hail. It is most important that your panels must be able to hold up to the same extremes of any standard roofing materials.

Before the contractor can install your solar panels, he has to make sure your roof will be able to support the weight of the solar panel arrays. After that is verified and the solar panels are attached to the roof, there’s no reason they shouldn’t stay firmly in place. In the case of a tornado or hurricane, your solar panels will normally remain attached to your roof. The only way you would lose them is if the roof itself comes off.

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If a heavy snowfall occurs, the snow may coat the solar panels, blocking the sunlight.  If this happens, the solar panels will not be able to produce electricity and the snow will have to be removed. But the actual panels will not be damaged by a heavy snowfall.

The bigger concern would be that the roof itself would not be able to hold up under a wet weighty snowfall. In that case, it would be wise to clear the roof as well as remove the snow from the solar panels. But in the case of a light snow, the warmth remaining in the solar panels is usually sufficient to melt off the snow and keep them clean.

Finally, look over your home-owner’s insurance policy. Solar panels are usually included in the coverage at no additional cost. If it doesn’t, think about getting a policy that will provide this type of coverage.

Once you have studied the requirements cafefully the risk of damage to your solar panels will be minimal Although thorough regulations may not be mandatory yet, it is wise to adopt a self imposed standard in order to ensure the least possible risk of damage to your solar panels. It doesn’t have to be complicated. You can then sit back and enjoy the comfort of all the free energy that you will have once your project is complete.

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