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Impact of solar eclipse on power grid shaped by solar

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On Monday, August 21, a rare total solar eclipse will cast a shadow across the U.S. – from the West Coast to the East Coast – for the first time in nearly 100 years. Almost a century ago, the modern power grid system was just getting its roots set in major cities. Now with solar power representing one percent of the U.S. energy generation mix and four percent of installed power capacity, this daytime darkness will have an effect on our power – but by how much?

According to the Energy Information Administration (EIA), the solar eclipse will obscure the sunlight at nearly 1,900 utility-scale solar photovoltaic (PV) power plants in the U.S.

While the direct shadow will last a mere three minutes, the entire event is expected to last three hours. … Read More