公开(公告)号：US10054106B2

公开(公告)日：2018-08-21

申请号：US14862509

申请日：2015-09-23

Applicant: ALSTOM RENEWABLE TECHNOLOGIES

Inventor： Isaac Gil Mollà ,  Elsa Rondeleux

IPC: F03D1/06 ,  F03D7/02 ,  F03D13/10

CPC classification number: F03D1/0658 ,  F03D1/0675 ,  F03D1/0691 ,  F03D7/02 ,  F03D13/10 ,  F05B2230/61 ,  Y02E10/721 ,  Y02P70/523

Abstract: A counterweight system for a wind turbine is provided. The wind turbine comprises a rotor hub positioned on a wind turbine tower such that the rotor hub is configured to rotate around an axis, the rotor hub comprising one or more mounting surfaces, the counterweight system comprising: The system comprises a beam comprising a connection element adapted to be attached to the mounting surfaces, the beam being provided with a first steering mechanism adapted to control an orientation of the beam with respect to the connection element. Furthermore, the system comprises a counterweight mass coupled to the beam. Moreover, methods for installing blades to a rotor hub of a wind turbine are also provided.