Solar technologies convert sunlight into electrical energy either through photovoltaic (PV) panels or through mirrors that concentrate solar radiation. . The amount of sunlight that strikes the earth's surface in an hour and a half is enough to handle the entire world's energy consumption for a full year. As it produces no greenhouse gas during operation and reduces dependence on fossil fuels. Solar installations. . Photovoltaic technology, often abbreviated as PV, represents a revolutionary method of harnessing solar energy and converting it into electricity. 4 million kilometer releasing electromagnetic energy of about 3. The energy from the sunlight extends from 300nm to 3000 nm. This article will detail the mechanics behind solar power generation and will let you know how you can benefit from solar power.