| 摘要 |
<p>A wind turbine (10) includes a plurality of turbine blades (16), with eaeh of the blades having a root flange (50) that attaehes to a flange (52) of a rotor hub (18) by a plurality of circumferential spaced blade boits (55). The blade bolts have opposite cylindrical end sections (56) engaged within the rotor hub flange and blade root flange, respectively, and a non-cylindrical shank (60) extending between the cylindrical end sections. At least one flattened side (62) is defined in the shank along a longitudinal axis of the bolt.</p> |
