Markets & Policy
See all

The Iberian BESS paradox

On a Monday in April 2025, 60 million people across Spain and Portugal lost power. The blackout was no minor technical accident, and it exposed the Achilles’ heel of the Iberian energy transition. The system collapsed because it lacked sufficient storage, because synchronous generators were being displaced, and because the interconnection with France remains a bottleneck.
By
João Correia

On a Monday in April 2025, 60 million people across Spain and Portugal lost power. The blackout was no minor technical accident, and it exposed the Achilles’ heel of the Iberian energy transition. The system collapsed because it lacked sufficient storage, because synchronous generators were being displaced, and because the interconnection with France remains a …

pv magazine
This article is part of pv+
Subscribe digitally to unlock exclusive investigative reporting, expert insights, in-depth analysis, and premium background coverage. Your subscription also includes full access to the digital edition of our magazine.
View our subscription options