Solar Renewable Energy – Sun Power
It is no secret that the sun can be used to provide a source of energy for households and businesses.
The sun is a powerful star. It supplies us with energy, through a process called nuclear fusion, and the backbone of life on our planet Earth. Solar energy or energy consisted of the sun, since prehistoric times, when men would increase the energy of the sun in efforts to start fires.
The Sun is a valuable resource that can radiate enough energy to the United States in one day, the nation's needs for one and a half years. Since this is a free, clean and renewable energy source, it is an energy source that will play an important role in our future.
Using the energy of the sun for our energy source seems a simple solution to an energy supply forever. The use of solar energy is where the problem lies. The rays of the sun shine all over the world and not just in one spot. Although it is only 8 minutes for sunlight to try to stay on the ground and the rays can catch on such a large area to be difficult. The energy in a particular location vary based on factors such as clouds and weather conditions.
The history of the use of solar energy, which began in 1890, when solar Water heaters in the United States were used. Solar water heating requires a storage collector and a storage tank. Flat plate solar collectors mounted on roofs. Cables Water is pumped through these collectors. The pipes are painted black so that it gets hot faster. Are collected when the heat of the liquid in the tubes heated. A Memory holds the hot liquid. This helps with central heating and cutting fuel costs. Solar heaters popular when gas was expensive and the burning of wood and coal have been costly. It decreases the popularity with the discovery of an abundance of natural gas and oil deposits. Now they are making a comeback is necessary to replace that deplete fossil Fuels, has taken its place.
Solar energy can take the form of heat or light energy. The technology of photovoltaic, or PV as it usually called, converts solar energy into electric currents through the use of solar cells. These electric currents can be used immediately or stored for later use. The PV cells consist of pieces of silicon under a thin piece of glass. They have both a positive and negative charge. Simple examples are the solar Calculators, which are common today. More complex examples are placed solar panels on the roof. This consists of the use of thin-film solar cells on the roof shingles, Roof tiles, glass and even skylights. Unfortunately, the cells generate only about one sixth of the sun energy into electricity. That means bigger arrays are needed, and together with that come higher costs.
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Solar thermal power plants use the sun fluid, which in turn will transfer heat into steam similar to the combustion fossil fuel plants. The steam is converted into mechanical energy into electrical energy of a turbine and a generator. The downfall is solar can not produce Energy on cloudy days.
It is expected in the coming years will see millions of homes with solar energy. As research continues and processes to improve with our sun as a renewable energy source to produce efficiency and cost savings. So, let the sun and take full advantage of this warm energy source, where you live.
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Renewable Energy For America Program – Rhode Island Renewable Energy RI
