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The Energy Blog is concerned with the technologies that will replace depleting oil. These include alternative energy, renewable energy, biochemicals, bioenergy, wind power, solar power, photovoltaics, ocean power, ethanol, biodiesel, clean coal power, all electric cars, batteries, hybrid cars, hydrogen, oil natural gas and fuel cells. Peak oil and environmental concerns will be discussed as they relate to these technologies.
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Sunday, 04. September 2005
Trough solar systems use parabolic curved, trough shaped reflectors focus the sun's energy onto a receiver pipe running at the focus of the reflector. Because of their parabolic shape, troughs can focus the sun at 30-60 times its normal intensity on the receiver pipe.
