ROTOR ASSEMBLY FOR A WIND TURBINE AND METHOD FOR MOUNTING A BLADE TO THE ROTOR ASSEMBLY

摘要

A rotor assembly for a wind turbine comprises a hub, a blade provided with a blade root portion and a strengthener for the blade root portion. The strengthener comprises a supporting part that strengthens the blade root portion and the supporting part comprises a supporting portion to temporarily support the blade. The supporting portion is made in one piece with the supporting part. The rotor assembly also comprises a number of first fasteners and second fasteners to fasten the blade root portion to the hub. The second fasteners are adapted to fasten the supporting part of the strengthener to the blade root portion when the latter is not fastened to the hub.

主权项

1. A rotor assembly for a wind turbine, comprising:
a blade provided with a blade root portion, and a strengthener for the blade root portion, characterized in that the strengthener comprises a supporting part that encloses and strengthens the blade root portion and is intended to be attached to the blade when the wind turbine is in operation, the supporting part comprising a supporting portion to temporarily support the blade, and the supporting portion being one piece with the supporting part.