Sandia innovation eliminates reliance on rare-earth magnets for large-scale wind turbines
Green Car Congress
SEPTEMBER 12, 2022
Motivated by the need to eliminate expensive rare-earth magnets in utility-scale direct-drive wind turbines, Sandia National Laboratories researchers have developed a fundamentally new type of rotary electrical contact. Most of the current utility-scale wind turbines are dependent on rare-earth magnets, Koplow said. 1 milliohm).
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