Reversible hydroelectric power plant with a capacity of 88.85 MW, located in the heart of the Aragonese Pyrenees.
Hydroelectric plant with a capacity of 88.85 MW. This is a pumped-storage system with three assemblies comprising an alternator, a turbine and a pump. Capacity for supplying clean energy to more than 16,000 homes. It has two reservoirs and the water is transferred between the two with a pump-turbine set. The upper basin is an "ibón" or alpine lake (Ip Lake) enlarged by means of a dam of loose materials with a maximum height above foundations of 28 m, a crest length of 235 m, and a spillway capacity of 87 m3/s. It has a capacity of 5.3 million m3. The lower basin, the Canfranc equalizing reservoir, has a capacity of 0.43 million m3. The structure is a 32.2-m high buttress dam located on the course of the River Aragón.
Chain of hydroelectric plants along the River Nansa, with a total capacity of 48.7 MW.
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