The notion of going green is not strictly a new technological concept, and any naturally occurring and theoretically inexhaustible energy such as wind, biomass, and solar, tidal, wave, hydroelectric power that is not derived from fossil or nuclear fuel is referred to as renewable energy. The relevance of these emerging fields became more pronounced when the need to produce clean, safe and efficient energy devices without trading off environmental friendliness arise.
The current electricity production from fossil fuels like natural gas, oil and
coal are large and environmentally unfriendly. Thus, because they bear the limitations that they rely on non-renewable energy sources. Many developing countries cannot afford these conventional energy sources, and in some of these locations nuclear power is considered a threat or more or less an unacceptable risk. The need for an environmentally friendly and cost effective electricity generating scheme is invariably obvious and would be more alarming in the nearest future. A proven remedy to the ever-increasing energy production problem is Solar Energy. It is inexhaustible and abundant renewable source of energy that only needs to be harnessed to be utilized by man. Solar power plants in use in the world are modelled to transform solar irradiation into electrical energy through any one of a number of cycles or natural phenomenon. A number of solar power plants have the ability to encase or store sufficient energy during the day in order that, it can be used at night when there is no sunlight. However, the practical viability of these storage capacities is seemingly too high. Solar energy is a renewable and clean energy resource, which produces neither greenhouse effect gases nor hazardous wastes through its utilization. Of many techniques utilizing solar energy, solar power generation seems to be one of the most attractive.
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Electric power can be obtained from solar energy by two means,