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Grid-Enhancing ‘Magic Balls’ to Get a Major Test in Minnesota

Inside Climate News · By Dan Gearino · last updated
A simple technology that can make the grid more efficient has gained traction in Europe, but not the United States—until now.

By Dan Gearino

A sensor about the size of a bowling ball can measure the real-time temperature of a transmission line. With this information, the operator can safely increase the level of power flowing through the line.