Following this week’s publication of Spain’s official investigation into the April 28 blackout, Adrian Guggisberg, Division ...

A major blackout that affected vast areas of Spain and Portugal on 28 April has brought renewed attention to the ...

Spain's energy watchdog has updated power grid voltage control rules to expand renewable energy's role. The changes, prompted by an April blackout, require renewables to offer voltage control, ...

A government investigation found that efforts by Red Eléctrica de España, Spain's grid operator, to address a small ...

Spanish competition and energy watchdog said on Thursday it has updated the rules establishing power grid voltage control ...

Plunging prices triggered a mass switch-off of solar farms which sent voltage and frequency fluctuations crashing across the ...