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[A467]Alternative Energy For Home
by Bryan Wong, Bry
One problem for home owners today is the increasing price of the utility bill. This bill is feared every month, although we know it is coming and there is no way to get out of it. One of the utilities we most fear is electricity. Electricity is very important in our lives and will be in the future. It plays a very important role in our modern lives and we can't live any more without it. Without electricity we are not save, we can't produce the products we need and can't use all the appliances we love so much. Most people feel that the price of electricity is too high for the amount they consume. Complaining will not be answer to lower the price. There are other alternatives to lower your monthly bill for electricity. One option is to make use of alternative energy. Let's review the most used types of this 'new' energy source.

Although people think alternative energy is 'new' it really is not. We have used this energy source long before we even knew electricity. Just think about drying your washed clothes outside in the sun. In fact many of us still use this method to dry clothes and there is nothing wrong with this. Drying your clothes this way will save a lot of electricity!

Here we will list other types of alternative energy.

The first is wind energy. Today windmills are used in homes to run small generators. Using windmills is not a new concept. Windmills have been used in the past century before. They were primarily used to mill grain. Making flour from grain was hard work and using the power of the wind was an economical way to complete this task. Another use of the windmill was to pump out water from large beaks or lakes to gain land. One country which used this techniques was frequently used was the Netherlands. Acres of land were won this way and today home owners still benefit from this land.

Today the windmill has a renewed function and that is run small generators for home owners. These generators produce electricity to be used in running small home appliances. These windmills are commonly used outside the city area. It would be hard for home owner in the city to make use of technique because they are a few meters in diameter and a placed fairly high.

The second form is solar energy. This energy source can be used in several ways. Most home owners use it to produce electricity. The solar power can be used to power small appliances. Other home owners used it to heat there home. This can be done passive and active. The passive form works like placing your car in the sun. The temperature in the car increases fast making the inside of the car very hot. For homes it can be done by making use of glass and positing your home to the sun. Your home can be heated up very quick. By using certain types of stone walls inside your home this warmth can be held inside the house. The active method uses solar energy to produce hot water for central heating. The hot water can also be used for running hot water, the washing machine and dishwasher. The efficiency by which we are now able to convert solar power into electricity and hot water is of such a degree that it is very possible to power a whole house and use for central heating! Solar energy is much easier to use in the city area and so many people in cities can lower their energy by making use of the energy source. The roof solar-panels that are needed can be placed on the roof out of sight. Some people think this is ugly view, but that is an individual taste.

The third is hydropower. By making use of the power of running water small turbines can run generators. These generators in turn can store electricity which can be used for running the home appliances. This technique is also used in the past where waterwheels were used to grind grain into flour, just like windmills. But like the windmills this form of alternative energy is not feasible to use in the city area.

The fourth technique is biogas. Biogas is produced naturally via the decomposition of different biological material. This can be from animals and from humans. Farmers can successfully use this method to produce biogas. The biogas can be used for heating to home or can even be used to cook. This form is also not common to use inside the city area.

There are more ways to make use of alternative energy than mentioned here. The forms mentioned here are very common today and are evolving. In the early days of solar energy the efficiency was poor but today it has improved dramatically. If you live inside the city area your options are limited to solar energy. The advantage with this energy source is that is very versatile. You can produce electricity and hot water.

When you decide to use alternative energy you accomplish more than only saving money you're also helping to create a better world. The big reason not to use alternative energy is the price tag. The devices to convert the 'free' energy source are not cheap. You need to realize that you're investing in your home. But after good calculations you will realize that you'll be saving more than you'll spend. Don't forget to apply for tax credits or other benefits for investing in alternative energy.

* Pumped hydropower
* Compressed air energy storage (CAES)
* Batteries
* Flywheels
* Superconducting magnetic energy storage (SMES)
* Super-capacitors

This is the future that we can safely anticipate, especially when there is a rapid depletion of other energy resources. Of course, the most important energy resource still remains the sun from where we can derive solar power and fulfill various energy and power requirements. Off late, many companies have started to build mono-crystalline and polycrystalline solar cells, which can be used in several sectors like aerospace, the aviation industry, residential power generation, traffic lights, automobiles etc. Solar energy apart from other renewable energies is being looked at as one of the key areas because it is a clean energy source.

Pumped Hydro
Pumped hydro has been in use since 1929, making it the oldest of the central station energy storage technologies. In fact, until 1970 it was the only commercially available storage option for generation applications.

Conventional pumped hydro facilities consist of two large reservoirs, one is located at base level, and the other is situated at a different elevation. Water is pumped to the upper reservoir where it can be stored as potential energy. Upon demand, water is released back into the lower reservoir, passing through hydraulic turbines, which generate electrical power as high as 1,000 MW.

The barriers to increased use of this storage technology in the U.S. include high construction costs and long lead times as well as the geographic, geologic, and environmental constraints associated with reservoir design. Currently, efforts aimed at increasing the use of pumped hydro storage are focused on the development of underground facilities.

Compressed Air Energy Storage (CAES)
CAES plants use off-peak energy to compress and store air in an airtight underground storage cavern. Upon demand, stored air is released from the cavern, heated, and expanded through a combustion turbine to create electrical energy.

In 1991, the first U.S. CAES facility was built in McIntosh, Alabama, by the Alabama Electric Cooperative and EPRI, and has a capacity rating of 110 MW. Currently, manufacturers can create CAES machinery for facilities ranging from 5 to 350 MW. EPRI has estimated that more than 85% of the U.S. has geological characteristics that will accommodate an underground CAES reservoir.

Studies have concluded that CAES is competitive with combustion turbines and combined-cycle units, even without attributing some of the unique benefits of energy storage.

Batteries
In recent years, much of the focus in the development of electric energy storage technology has been centered on battery storage devices. There is currently a wide variety of batteries available commercially and many more in the design phase.

In a chemical battery, charging causes reactions in electrochemical compounds to store energy from a generator in a chemical form. Upon demand, reverse chemical reactions cause electricity to flow out of the battery and back to the grid.

The first commercially available battery was the flooded lead-acid battery, which was used for fixed, centralized applications. The valve-regulated lead-acid (VRLA) battery is the latest commercially available option. The VRLA battery is low-maintenance, spill- and leak-proof, and relatively compact.

Flywheels
Flywheels are currently being used for a number of non-utility related applications. Recently, however, researchers have begun to explore utility energy storage applications. A flywheel storage device consists of a flywheel that spins at a very high velocity and an integrated electrical apparatus that can operate either as a motor to turn the flywheel and store energy or as a generator to produce electrical power on demand using the energy stored in the flywheel.

Advanced Electrochemical Capacitors/Super-Capacitors
Super-capacitors are also known as ultra-capacitors are in the earliest stages of development as an energy storage technology for electric utility applications. An electrochemical capacitor has components related to both a battery and a capacitor.

Consequently, cell voltage is limited to a few volts. Specifically, the charge is stored by ions as in a battery. But, as in a conventional capacitor, no chemical reaction takes place in energy delivery. An electrochemical capacitor consists of two oppositely charged electrodes, a separator, electrolyte, and current collectors.

Presently, very small super-capacitors in the range of seven to ten watts are widely available commercially for consumer power quality applications and are commonly found in household electrical devices. Development of larger-scale capacitors has been focused on electric vehicles.

The future is something that we can’t predict but yes, as time passes, most of the current energy sources will reach a point from where we will not be able to use them. This is where alternative energy sources come into play and will be one of the major driving forces of the world energy requirements.
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Both Bryan Wong & Susan Banks Sr are contributors for EditorialToday. The above articles have been edited for relevancy and timeliness. All write-ups, reviews, tips and guides published by EditorialToday.com and its partners or affiliates are for informational purposes only. They should not be used for any legal or any other type of advice. We do not endorse any author, contributor, writer or article posted by our team.

Bryan Wong has sinced written about articles on various topics from Home Management, Supplements and Wedding Planning. Bryan Wong is the owner of the alternative energy information website - Get a FREE e-book on how to SAVE MONE. Bryan Wong's top article generates over 33100 views. to your Favourites.

Susan Banks Sr has sinced written about articles on various topics from Vegetarian Diet, Modelling and Home Security. Susan is a contributing editor to Fuzing.com. This commentary is proudly brought to you by from the. Susan Banks Sr's top article generates over 550000 views. to your Favourites.
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