公开(公告)号：US12037978B2

公开(公告)日：2024-07-16

申请号：US18032939

申请日：2021-11-19

Applicant: LM WIND POWER A/S

Inventor： Jelmer Cnossen ,  Afroz Akhtar ,  Rajkumar Sivanantham ,  Christian Frank Andersen

IPC: F03D1/06

CPC classification number: F03D1/0681 ,  F05B2260/964 ,  F05B2280/6013

Abstract: A wind turbine blade comprising a plurality of spar components extending along the longitudinal axis and providing the main bending stiffness of the wind turbine blade a major principal axis defining a structural pitch angle of at least 1° with respect to a chord line, and including: one or more suction-side spar caps each having a centre line; one or more pressure-side spar caps each having a centre line; and one or more shear webs distributed around a central shear web line and at least one of which being connected to first spar caps, wherein at least one suction-side spar cap centre lines is arranged with a first chordwise distance to the central shear web line, and at least one pressure-side spar cap centre lines is arranged with a second, different, chordwise distance to the central shear web line.