Are we closing in on the ultimate wind turbine?

About 85% of all wind turbines installed on land last year -- and nearly all offshore turbines -- use a conventional drive train configuration, in which a gearbox steps up the speed of the slow-turning rotor to match that of a traditional high-speed generator.

by Eize de Vries
Enercon's E-126 with a power rating of 7.5MW
Enercon's E-126 with a power rating of 7.5MW

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