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Solar Photovoltaic and global warming

The solar PV is the direct conversion of sunlight into electricity using semiconductor panels. It is a very attractive technology, which presents compelling future prospects. The solar PV now suffers from its relatively high cost and low yields (about 10%... Read >

Principle of solar water heater.

Capturing solar energy The solar collector includes: • A plaque and black metallic tubes. They are the absorber. It is the heart of the "solar system", which receives solar radiation and heats up; • A safe rigid and thermally insulated around the... Read >

Solar water heater and global warming (1)

Supply water to his house warm is most widely used solar energy. In the new or the old is the first investment ecocitizen: favored for its easy installation on one hand and relatively low cost on the other hand, the solar hot water tank succeeds more at a... Read >

Geothermal As A Future Sustainable Energy (2)

Geothermal power plant is needed to utilize superheated fluids in surface through a turbine which transforms geothermal energy into mechanical energy. Steam is produced from superheated fluid and hit the blades to generate electricity. There are three ... Read >