Spain’s most-detailed account yet of the missteps leading to April’s nationwide blackout failed to fully explain why the power grid was so unstable in the first place.
Over 182 pages, including redactions that blot out the names of companies and power stations, the government laid blame at the grid operator for failing to ensure enough backup generation, and on unnamed plant operators for not fulfilling their commitments for the day.
Still, the document falls short of explaining what originally caused voltage surges that the system was unable to cope with, and what could be done, if anything, to prevent that in the future.
Residents on … » Read More