Aerial view of Nevada Solar One generating station, the largest concentrated solar power plant in the world using parabolic troughs in Boulder City, Nevada, USA. The plant has a maximum capacity of 75 MW.  Nevada Solar One uses 760 parabolic troughs (using more than 180,000 mirrors) made by Flabeg AG in Germany that concentrate the sun's rays onto thermos tubes placed at the focal axis of the troughs and containing a heat transfer fluid.
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