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When a solar cooling system is set up properly, the hotter the temperature gets, the cooler your home will be. Are you wondering how this works?

Solar heat can actually help cool your home. When a solar cooling system is set up properly, the hotter the temperature gets, the cooler your home will be. You might wonder how this works …

You can use heat to cool your home by using the forces of nature to pump air and drive the heat away.

Here are some DIY projects that you can consider, in the quest for a cooler home:

1. You can try building a thermal or solar chimney. This is a heated chimney that collects and ejects heat from the interior of the house. Once the chimney collects heat from the sun, it creates a vacuum effect which sucks in cool air, while hot air exits through the top vent. Your chimney can be in the form of a hole in the floor with ducts through the roof. You can cap the chimney with a turbine that will catch air, to help release hot air out of the structure. If you set it up in this way, your thermal chimney will function as a wind chimney as well. This solution will make your cooling system work during the day, when the sun is up, as well as during the night, when the wind is blowing.

2. You could also use an evaporative cooler. We all know that when water absorbs heat, it evaporates. Thus, when air travels over water, it cools down. This method should be used when the humidity level is low. And be sure to use preventive measures against health hazards that can be presented by stagnant water - such as malaria, mildew, and Legionnaire’s Disease. The size of you evaporative cooler would depend on the size of your home. It usually consists of a box containing the fan, and a wet pad. It can be mounted on your roof, or at the side of your house. You can use a windmill to circulate the water that keeps the pad wet. The fan will blow the air through the pad, and the air will eventually enter into the house through open windows or vents.

These are just some of the ways you can use solar and wind energy to cool your home. There are also kits you can buy - but, like most DIY projects you can purchase the things you need in a local hardware store. Commercially available kits are likely to cost more than what you would spend if you buy your parts separately, although they might also be faster and easier to set up.

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If you are looking for complete and step-by-step instructions on how to install DIY Wind and Solar Power systems, along with pictures, videos, and and diagrams, please see DIY Wind and Solar Cooling Methods.

For more basic information on solar cooling, see Solar Cooling

Source Article: DIY Wind and Solar Cooling Methods

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Considering introducing solar power into your home? If you are, then here is everything you need to know about how much it might cost and how much work it will take.

Make a decision about how much of your house do you actually want to be run on solar power. You could use solar power to heat your water tank. You could go further and take your home completely off-grid thus ensuring the whole house is running on solar power. It’s up to you, but you have to find out the average amount of electricity your house uses per month.

To work out the average energy usage of your home, simply dig out your monthly electricity bills for the last two years. Do some calculations. Be aware of the year’s peak times, like Christmas when you would normally go through a lot more power than normal. We are trying to establish your home’s solar power system so it definitely can cope with all of your home’s energy demands.

Now, for your security and peace of mind, multiply that amount by at least 1.5. If any extra appliances are brought into your home you remain fully covered. So, by the end of this task you will know how much solar energy you need. This will also enable you to tell how many solar panels you need and what size they must be.

In this day and age, you would almost always be best advised to look online when buying solar panels. Go to Ebay with the words “solar panel pallet” exactly as is. Sit back and be prepared to be amazed by the incredible bargains you will find there. If you think they seem expensive, please don’t forget that these prices are a one time cost and solar panels tend to last 25 to 30 years.

Without exception, always employ a skilled, experienced solar power technician to install your solar power. You will find plenty online or in your telephone directory. Don’t stop until you have three quotations for the job, but don’t necessarily choose based entirely on the price. Cost is important, but you may feel more confident to get a job well done from an experienced solar power technician when installing solar power for homes.

You will also have to shop around for a good quality inverter. Solar panels give out direct (DC) current when harnessing the sun’s energy. The inverter will convert this DC current into alternating (AC) current upon which we run all our domestic electrical equipment.

Roughly costing $2,000 together with perhaps $500 for installation, inverters will last you roughly 10 years. replacement solar panels.

If you want to go off the grid completely, good quality batteries are essential to store the excess solar power harvest on sunny days. Use this reserve of power to run your home’s electrical needs at night-time. The deep-cycle batteries will probably cost $50 to $100. You will probably need to buy about 10 of them. Expect to have to replace them every 3-5 years.

Always ask your local authorities if they will give you any assistance for the cost of installing solar power for homes. Most local authorities offer some form of tax credits for this job. Ask your local utility company as well. They may give you a special deal or give you some incentive package perhaps. Do this right and you could cut the total price by half or more.

Although it is essential you get a qualified electrician, it’s reassuring to know that installing solar power for homes doesn’t have to involve a lot of electrical work. normallyrarely an extensive job. I repeat though, be sure to use an experienced, qualified electrician.

Solar power is a long-term investment. When estimating the value of installing solar power, the question is, “What is the payback time?” After you have paid everything off, you have can sit back and relax knowing that you now have a house that will be enjoying free solar energy for many years to come!

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Solar Pool heaters can greatly reduce your energy costs. They’re more cost effective than either gas or heat-pump swimming pool heaters. You’ll be able to save on annual operating costs once a solar pool heater system is installed. Best of all, a solar swimming pool heater can be used in most climates.

The typical solar pool heater system consists of a solar collector, a filter, a pump, and a flow-control valve.

- The solar collector is the device which the pool water passes through and gets heated by the sun.

- The filter removes the dirt and debris before the water is pumped into the solar collector.

- The pump is the what circulates the water through the filter and solar collector, and brings it back into the swimming pool.

- And finally, there is the flow-control valve. It is either an automatic or a manual device, which redirects the water through the solar collector.

A solar pool heater system works in the following manner:

The water from the pool is pumped through the filter and then enters the solar collector, where it is again heated before it returns to the pool. In hot climates, the solar collector can also be utilized to cool the pool, by circulating the water at night.

Some solar pool collectors use sensors and a valve, which redirects water through the solar collector when the collector temperature is greater than the pool water temperature. When both temperatures are the same, the filtered pool water will not return to the collector but will simply return to the pool.

There are different types of solar pool heaters. They differ in the types of materials they are made out of. You will need to find out which type is best for your region’s climate, and how to use it.

There are glazed and unglazed solar collectors. If the temperature in your area reaches above freezing, then you’ll probably just need an unglazed solar collector. This is made out of heavy-duty plastic or rubber, treated with a UV light inhibitor. Unglazed solar collectors are cheaper than their glazed counterparts, because the parts are inexpensive, and their design is simple.

Glazed solar collectors are typically made out of copper tubing and aluminum plates with iron-tempered glass covers. These are quite expensive, but in colder weather, this type of system is more efficient in heating pool water than unglazed collectors are. Glazed solar collector systems can also be used as domestic hot water heaters. Both types of solar pool heating systems need to have freeze protection when used in harsh cold weathers.

As you can see, solar pool heater systems can be a good investment. You’ll save a lot of money in terms of energy costs, in the long run.

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For more information on solar pool heaters, and how to choose the solar pool heating system which is right for you, visit Solar Pool Heating or Do It Yourself Solar Pool Heaters.

Anna Williams is the webmaster of a website on Solar Power.

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With oil prices moving higher and higher, power costs tend to follow the same trend. Given that our daily life depends very much on the consumption of electricity, getting your power from alternative sources is an attractive option.

The sun, water, and even wind are possible sources of power. What’s more, they are renewable sources of energy as they are constantly present in our environment. More and more people now care to set-up their own windmill at their homes. With the many instructions to build a windmill available out there, it is up to you to find the one that is easy to understand.

Here are some helpful instructions to build a windmill:

Basically, there are several distinct types of windmills, based on the direction their blades rotate:

1. The Horizontal upwind, where the shaft stands horizontally and the wind hits the blade before the tower;

2. The Horizontal downwind where the wind hits the tower prior to the blade; and

3. The Vertical Axis, which stands on short towers and its blades are pointing upwards.

Essentially, a windmill has four componants that must be given extra attention:

- base
- tower
- blades
- nacelle

In building this structure, the main objective is to maximize the conversion of the wind’s power into electricity. Therefore, it should be high enough to take advantage of the wind’s energy in obstructed terrains - a customary tower usually stands at 5 feet.

The base must be strong and heavy compared with other parts, to assure a sturdy structure because it is the main foundation. It is advisable to use materials like sandbags or cement, and in the case of a five-foot windmill, the base must be at least 18 inches square thick and 20 pounds heavy.

The tower supports the blade in gathering wind energy. There are many approaches when building it. You can either use guyed lattice or steel and pipe tubings or make them using a jin pole or crane.

The nacelle connects the blade to the tower and contains copper wires and magnets that run the blade and help convert the wind’s energy to electricity.

The blade is the propeller used to capture the wind’s energy, so it is necessary that the blades are able to catch the flow of the wind easily, rotating with the least potential resistance.

Materials to be used for these parts must be lightweight, so you can carve them from plastic or PVC pipes. Note that in strong winds and storms, the blades can pose a danger if separated from the structure, so be sure to lock in the blades tightly, keeping safety precautions in mind.

Considering that a simple windmill could cost at least $40,000, building one for personal use can be quite expensive, but utilizing what is around you can help you save some expenses.

It is therefore recommended to recycle parts in order to cut your expenses. Following these simple instructions to build a windmill will enable you to build one from scratch.

Windmills are just the beginning. To learn more about solar and wind power, go to Solar and Wind Power For Residential Homes or if you are looking for a simple way of building your own residential wind generator, see our Energy4Green Review.

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In this day and age, it is your responsibility and your obligation to be environmentally conscience and do your part towards conserving energy.
Cutting energy consumption is just one way to save, but it is also important to search for other types of fuel to eliminate air pollution and cease global warming.
Usage of organic fuels like bio diesel, bio gas can reduce the air pollution and global warming to a desirable extent.
Storage cells and solar energy driven cars are being created.
Creation and operation of such sources of conveyance need to be started and persuaded, to be utilized in a big measure.

This would result in less air pollution which in turn reduces the global warming and save the planet we live in.
The solar cooker, which provides energy from the sun and converts it to power to cook with, should be used by people as an alternative to LPG and the microwave oven.
These are harmless and let us encourage all homes to become homes powered by solar energy in the future so that we make the planet a liveable and lovable place for our next generation.
A solar power roof no longer means adding square mirrored tiles to the roof of your home to make it solar efficient.

Those who want to buy solar roof panels which look like traditional shingles it is possible with today’s designs and materials.
You can install solar shingles either on the part of the roof or on the whole roof.
The solar portion of the roof is then connected to wiring which leads into collector or combiner box.
This runs into certain equipment which powers the home. There are multiple types of systems.
One type is a technique that is not linked to your utility company’s supply. You will, therefore, employ solar power for your domestic need by yourself.

As the climate and solar system in most instances does not provide or store enough energy to power the home it is better to add battery backup system.
Another type is a solar system that is connected to the utility power lines.
Under this system you can generate solar power for your home as well as be connected to the utility grid if you need additional power or have any type of failure with the solar and battery system.

When we made our new house, I was not unduly worried about interiors and such things because I had entrusted the work to one reputed company and all I had to do was give my preferences and release funds as and when they required.

My only concern was to look for a good company which could take of residential solar supply.
Since the city we had moved to, was not still aware of the importance of solar power, we had to really scout around looking for a good supplier of solar equipment, but our efforts did not bear fruit.
Ultimately, we had to summon a representative from a company in the neighboring city to do the job.
Of course, the person charged for his travel but we did not mind. He did a brilliant job much to our satisfaction.
And it should be said, we could easily offset the cost of the solar panels by the money we saved on our energy bill.

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A solar power inverter forms an important part of any home solar energy system which supplies enough electricity to get you off the grid.

The inverter converts direct current, which is produced by a solar panel, into alternating current.

There is also a charge controller, which can use excess power to charge your system’s battery, and provide energy without any waste.

In some cases, solar power might be your best solution, if you want to set your home up to run independent from the power grids. It is also relatively simple to install, and doesn’t require a large quantity of parts and components, in order to produce electricity.

Each system is different, but generally speaking, all you need is:

• A set of solar panels
• A battery to store electricity in
• Your wiring
• A solar regulator or charge controller

Solar panels usually produce 12 to 24 volts DC. Some appliances can run on this power, but most home appliances require 110 or 220 volts AC.

This is where a solar power inverter is needed. It converts the direct current into alternating current.

What is direct current? Direct current, or DC, flows continuously in one direction, while alternating current changes in its direction of flow.

Alternating current (AC) is used because it is a type of electricity which can be carried over longer distances, with minimal energy loss . Oddly enough, however, most household appliances have built in devices which convert the AC into DC, in order to operate.

Various types of solar inverters can be found on the market currently. You might come across some which are pretty cheap. But keep in mind that these might be inferior in quality. Some inverters get warmer when in use – and that heat adds up to a loss of energy.

Different solar inverters use different “loads,” as well. The “load” is the amount of current or energy that the inverter can handle. For home use, you might want to get a solar inverter that can handle a couple of hundred watts, at any given time. These aren’t always cheap, but they will be worthwhile in the long run.

Possibly the best choice of solar inverter is the true sine wave. This type of inverter produces power identical to what you would receive from the main supply grid. When viewed on an oscilloscope, the waves are smooth.

If the true sine wave is above your budget, you might settle for a modified sine wave. This gives a lesser quality power than the true sine wave does, but is less expensive.

Getting Completely Off the Grid

If you are looking to get your home running off the grid completely, then get a “stand-alone power system inverter.” With this type of device, you plug the deep cycle batteries in - and it can be installed by virtually anyone.

You can also obtain a “mains grid inverter,” which draws power from your solar panels, and at the same time feeds excess energy back to the main grid. In some states, you can earn money back from the power companies when you produce excess power and feed it back to the grid.

Installing a Solar Power System in Your Home

When installing a partial or complete solar energy system into your home, there are generally two ways to go about it.

1.Hire a professional installation company to install your system

2.Do it yourself.

The least expensive choice is the latter – do-it-yourself.

There are many high-quality and popular do-it-yourself guides available, which will teach you how to install your own solar power or wind power system at home. These guides often include manuals, instructional videos, diagrams, and step-by-step instructions. For more information on these guides, please see DIY Solar Power.

You can find solar inverters and related solar power products at Solar Power Inverter.

Source: Solar Power Inverter

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Windmills were previously used in early times to pump water out of the ground to irrigate systems and to grind wheat. Through progressive technology, they soon found other useful purposes for these windmills. With a little human innovation, they have been made to generate electricity. But how do windmills works?

Wind power is a renewable kind of energy and it is a powerful source as well. It is considered as one of the most practical and perfect sources because it produces zero emission and it is abundantly free. The best thing about the structure is that it can lessen the power bill of any home by 50 to 80 percent.

Basically this structure consists of 2 to 3 blades that are linked to a shaft. These blades are used to collect the wind energy that flows over them. The shaft meanwhile is wired into a generator, which then is connected to a battery. The generator is also called the heart of such a mechanism, as it is the one that converts the energy gathered.

Upon collecting and converting, a battery is needed for storing all the collected energy, which then can be connected or linked into a home’s electrical system.

How Do Windmills Work - The sequence:

- First of all, it reduces the speed of the wind using the blades, which work similarly as airplane’s propellers.

- When the wind flows over the blades, these blades collect kinetic energy.

- Then the blades, which are connected to a drive shaft, revolve slowly and send a lot of the turning force into the gearbox.

- The gearbox then modifies this turning force, and instead of revolving slowly with a lot of force in every revolution, it goes quicker with less force in every revolution.

- At that moment, the generator, which is linked to the gearbox, produces electricity through the many magnets and copper wires inside of it.

An important factor that plays a vital role on the way this machine works is the size of the structure itself, as the amount of electricity generated depends upon it. The bigger it is, the stronger it can drive the shaft, which means the greater electricity it can produce.

You might also notice that some windmills are situated on top of valleys and mountains. This is because the blend of hot and cold air can create moving air. Sometimes they are placed near bodies of water, because this also generates wind due to the change in temperature brought about by the sea and the sun.

One noteworthy fact on how windmills work is that a single turbine can generate 100 megawatts of electricity. Imagine then how much electricity a wind farm with large turbines grouped together can create to provide bulk power to an electrical grid.

Learn more about wind energy by visiting
Advantages and Disadvantages of Wind Energy
and
Solar and Wind Power For Residential

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