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Parabolic trough power plants consist of numerous trough-shaped parabolic mirrors that concentrate sunlight onto receivers (absorber tubes) that are located along the focal line.
In a parabolic trough power plant, trough-shaped mirrors concentrate the solar radiation onto a pipe in the focal line of the collector.
Parabolic trough power plants, such as "Nevada Solar One", contain thousands of trough-shaped parabolic mirrors, which concentrate sunlight onto specially coated absorber tubes (receivers) located along the focal line.