Climate Changed

Looking for a Grid's Weak Spots? Scientists May Have the Answer

Power lines stand near the NRG Energy Inc. Joliet Generating Station in Joliet, Illinois, U.S., on Wednesday, July 26, 2017. 

Photographer: Daniel Acker/Bloomberg
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University researchers think they’ve figured out how to better predict future blackouts on the U.S. power grid.

Up until now, there’s been little information available on why a local failure can disrupt the wider grid, making it difficult to understand and predict cascading power outages. Previous models either examined only a small section of the grid, or didn’t account for the complexities of power flow.