August 2, 2010

How Sola Energy Is The Ultimate Source Of Renewable Energy

One look at the state of the environment will show you the consequences that humans have caused it by the use of fossil fuels. Various energy sources that will limit the use of fossil fuels are being tapped by more and more experts. One of the most widely used renewable energy today is solar energy. With no damage done to nature, energy may be extracted from the sun’s powerful rays. There are various methods that can be used to get sun’s energy and one of them is through photovoltaic solar panels

How PV Solar Panel Works

Photovoltaic solar panels generate electricity through the photovoltaic effect, wherein the sun’s energy is converted into electricity by means of solar cells. Photons, which contain different amounts of energy according to the various wavelengths of sunlight, make up the sun’s energy potential. Energy from the photons are transferred to the electrons of the atoms, after they are absorbed by solar cells. The atoms actually serve as semiconductors that enable electrons to be parts of the circuit.

Different Photovoltaic Solar Panel Types

Today, solar panels come in three different forms: monocrystalline modules, polycrystalline modules and amorphous modules. The first type of solar module, monocrystalline solar panel, is the most energy efficient. However, since this type of solar panel is difficult to produce and the materials needed are much more expensive than the other types, it can be very costly to install. The polycrystalline is another type of photovoltaic solar panels. This type is developed focusing on the reduction of cost needed to produce this type of solar panel. It is slightly less efficient than monocrystalline, but definitely more affordable. The amorphous modules, also known as the thin-film solar panels, is the third type of photovoltaic solar panels. Thin-film solar panels are the most efficient among all the three typees. Due to the fact that they are about only a percent of the thickness of a normal crystalline solar panel, they are much cheaper to produce. Even in shadows, this type of solar panel also has the ability to charge energy, which is an ability that makes it useful.

Why you should Use Solar Panels

There are other benefits to using a solar panel as a source of energy, in addition to having a renewable energy source at your disposal. Comparing the cost of having a solar panel installed to your present electric bill will show you that you will be able to save up to a hundred percent in merely a few months. Soon the cost of installing photovoltaic solar panels will be something that you can afford, what with the latest developments in solar energy. For a device that has over 30 years of lifespan, solar panels are definitely low-maintenance. Believe it or not, even the panels installed in 1960s are still functional until today. Because this type of device works silently, you won’t have to worry about noise pollution.

Considering that solar panels produce renewable energy that is both efficient and eco-friendly, there are no doubts that they are, indeed, very useful. If more people make use of this device to power up their homes, we will be able to save our planet.

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