All those who really have some cognizance about environment are anxious about the problem of global warming. It is essential for all to go green. There is need to use the various options available for using renewable energy. The sun is a mammoth reservoir of natural power for maintaining the clean environment. The sun provides you about 1000 watts of solar panel energy on a square meter of our planet’s surface. In case you collect and employ this solar power, you will be able to get all your requiremint of energy for lighting and heating your office as well as home completely for free. Solar panels play a crucial role in helping to use the energy from the sun.
The normal solar panels for lighting include photovoltaic cells to collect energy from sun like that used in some calculators. The series of photovoltaic cells packed in the solar panels converts the light energy to electricity. Such cells are connected to each other and installed in a solar panel. The solar energy is transformed to the electricity and accumulated in the batteries, which are continuously charged. The batteries supply the current to light when there is darkness. Even during the cloudy weather, you get some energy to light up you house.
Initially, the solar cell has been employed in the space crafts and satellites as source of power. The solar power has been successfully used in these applications. The solar energy has been further effectively utilized to power the road signals, parking and street lights and call boxes, etc. In many distant places, solar lights are used for illumination. As the solar technology is developing, its application is entering the new areas. You get sunglass powered with solar energy and even vehicles operate on solar power.More than the use of solar power for lighting or illumination, it is widely used for heating purpose in homes, institutions and industries.
In addition to use for lighting, the solar power is extensively used for heating purpose with specially designed solar panels. The solar renewable energy can be only used by constructing the solar panels to harness it. In the absence of solar panels the idea of using solar power will be only a dream.
There are two different ways in which the solar panels work. One design of the solar panel, used for lighting, basically works on the photovoltaic cells while the solar panels meant for heating use the reflecting mirrors to collect and transfer heat to some liquid, which has a low boiling pint. This liquid in turn is used for heating the water or making steam. The solar panels employed for heating purpose are simpler in construction and cost much less than those used for lighting. These panels are also more effective. Solar cookers also use this type of panels.
There are different designs, shapes and sizes of the solar panels based on the application they are put to. You can get several designs of the solar panels meant for different uses. The heating type solar panels comprise a battery of reflectors to absorb heat from sun and transfer it to for heating buildings and homes. Using solar power costs more than employing wind power. But, the solar energy is abundant almost everywhere unlike wind energy, which can be used at selected places.
In most of the countries, the government is encouraging the use of solar power by subsidizing the solar panels. Most of the homes, hotels, hospitals and institutions have switched over to the use of solar power.Solar panels have been constantly modified to give better efficiency and to be cost effective. Different metals have been tried to get best results. The concentrated parabolic trough solar panels are made of aluminum. It is found to be the best metal to get the solar heat and at the same time for it is sturdy.
It is hoped that there will be a sharp drift from consumption of petroleum products to use of solar energy as the solar panels and equipment become cheaper.
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Posted in Solar Energy.Tagged with alternative energy, environment, green electricity, home, photovoltaics, property, pv panels, solar electricity, Solar Energy, solar panels, solar pv.By Frederick Kelley – February 6, 2011