Contact: Steve Delgado
University of Arizona College of Engineering
Caption: The tanks that hold the molten salts at Abengoa's Solana Plant are enormous. The salts can keep the solar-heated fluids very hot for several hours, so they can be transferred to turbines to produce electricity even when the sun isn't shining.
Credit: Photo courtesy of DOE/NREL (credit: Dennis Schroeder).
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