Rotor blades with bend-twist coupling

Rotor blades with bend-twist coupling
Rotor blades with bend-twist coupling
Rotor blades equipped with bend-twist coupling are able to adapt to variating wind conditions on their own – at higher wind speeds the rotor blades can bend or twist, thus offering the wind a smaller impact surface.
Credit:

Lee Jay Fingersh, NREL 54220 (Press Image, copyright free use in media contributions on the topic).

DownloadDownload