公开(公告)号：WO2022122655A1

公开(公告)日：2022-06-16

申请号：PCT/EP2021/084404

申请日：2021-12-06

Applicant: LM WIND POWER A/S [DK]/[DK]

Inventor： JESPERSEN, Klavs ,  NIELSEN, Lars

IPC: F03D1/06

Abstract: A wind turbine blade comprising a shell, a carbon fibre-reinforced suction-side spar cap, a carbon fibre-reinforced pressure-side spar cap, at least a first shear web connected to the spar caps, one or more suction-side buckling reinforcement elements each being formed of a material different from the suction-side spar cap and being positioned on the interior surface of the suction-side spar cap and at a distance from the suction-side end of the first shear web, and one or more pressure-side buckling reinforcement elements each being formed of a material different from the pressure-side spar cap and being positioned on the interior surface of the pressure-side spar cap and at a distance from the pressure-side end of the first shear web.