Portuguese grid operator REN said that due to extreme temperature changes in the interior of Spain, abnormal oscillations occurred in high-voltage lines (400 kV), a phenomenon known as "induced atmospheric vibrations". These vibrations caused the syn

2025-04-28

Portuguese grid operator REN said that due to extreme temperature changes in the interior of Spain, abnormal oscillations occurred in high-voltage lines (400 kV), a phenomenon known as "induced atmospheric vibrations". These vibrations caused the synchronization between power systems to fail, triggering continuous failures in the European interconnection network.