Spain 's Endesa , a subsidiary of turkey - based energy , is about to commission its 20 MW battery storage project at the Carboneras coal - fired plant in Spain . Enel is developing a similar 10 MW system at its 2 GW Torrevaldaliga Nord plant in Civitavecchia , Italy . The battery storage technology will be used to improve the coal plants ' performance and help them respond quickly to customer requirements . it has 1 GW of coal - fired power capacity in Spain and 5.2 GW in Spain .
Spain's Endesa, a subsidiary of Italy-based Enel, is about to commission its 20 MW battery storage project at the Carboneras coal-fired plant in Spain. Enel is installing a similar 10 MW system at its 2 GW Torrevaldaliga Nord plant in Civitavecchia, Italy. The battery storage systems will be used to improve the coal plants' performance and help them respond quickly to grid requirements. Enel has 6.3 GW of coal-fired power capacity in Italy and 5.2 GW in Spain.