Iberdrola starts up the first two wind batteries in Spain in the Basque Country

Sierra de Elguea wind farm. / hot pink

Continue supplying energy to the general distribution network when the wind stops or the sun goes down. This is one of the main challenges of renewables so that they can solve the supply guarantee factor and reach 25% of generation in 2030, the objective set by the Basque Country in its energy plan.

Key to this is the system

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