公开(公告)号：WO2021219751A1

公开(公告)日：2021-11-04

申请号：PCT/EP2021/061185

申请日：2021-04-28

Applicant: LM WIND POWER A/S ,  BLADE DYNAMICS LIMITED ,  BLADE DYNAMICS LLLP

Inventor： BAVILOLIAIE, Mahdi ,  JØRGENSEN, Jeppe ,  RAZEGHI, Rama ,  KOEFOED, Michael ,  HANSEN, Jens Zangenberg ,  MERZHAEUSER, Thomas ,  RIAHI, Amir ,  RODWELL, Andrew M.

IPC: B29D99/00 ,  B29C70/08 ,  B29C70/44 ,  B29C70/54 ,  B29C70/00 ,  B32B5/02 ,  B32B5/06 ,  B32B5/26 ,  B32B7/02 ,  B32B7/09 ,  B32B7/12 ,  F03D1/06 ,  B29C70/30 ,  B29L31/08 ,  B29C70/52

Abstract: The present disclosure relates to a spar cap (10) for a wind turbine blade (1000) comprising: a plurality of spar cap layers (20) and a first interlayer (30) arranged between the first spar cap layer (20a) and the second spar cap layer (20b) and comprising: a number of first interlayer areas (31), including a first primary interlayer area (31a), comprising a first number of interlayer sheets (33) comprising a first plurality of fibres (35); and a number of second interlayer areas (32), including a second primary interlayer area (32a), comprising a second number of interlayer sheets (34) comprising a second plurality of fibres (36), wherein the first number of interlayer sheets (33) is of a different characteristic than the second number of interlayer sheets (34).

公开(公告)号：WO2021219204A1

公开(公告)日：2021-11-04

申请号：PCT/EP2020/061761

申请日：2020-04-28

Applicant: LM WIND POWER A/S ,  BLADE DYNAMICS LIMITED

Inventor： BAVILOLIAIE, Mahdi ,  JØRGENSEN, Jeppe ,  RAZEGHI, Rama ,  KOEFOED, Michael ,  HANSEN, Jens Zangenberg

IPC: B29C70/24 ,  B29C70/88 ,  B29C70/12 ,  B29L31/08

Abstract: The present disclosure relates to an interlayer (1) for being arranged between a first element (50) and a second element (60) of a fibre reinforced composite material (100), the interlayer (1) comprises an interlayer sheet (2) comprising one or more fibre layers (10) extending in a fibre layer plane, the one or more fibre layers (10) including a first fibre layer (10) comprising a first plurality of fibres (6) and having a first upper fibre surface (11) and a first lower fibre surface (12), wherein the interlayer sheet (2) has an upper interlayer surface (3) and a lower interlayer surface (4) and wherein the interlayer (1) comprises a plurality of conductive fibres (6), wherein each of the plurality of conductive fibres (6) forms part of the upper interlayer surface (3) as well as the lower interlayer surface (4).

公开(公告)号：WO2021219755A1

公开(公告)日：2021-11-04

申请号：PCT/EP2021/061190

申请日：2021-04-28

Applicant: LM WIND POWER A/S ,  BLADE DYNAMICS LIMITED ,  BLADE DYNAMICS LLLP

Inventor： BAVILOLIAIE, Mahdi ,  JØRGENSEN, Jeppe ,  RAZEGHI, Rama ,  KOEFOED, Michael ,  HANSEN, Jens Zangenberg ,  MERZHAEUSER, Thomas ,  RIAHI, Amir ,  RODWELL, Andrew M.

IPC: B29C70/24 ,  B29C70/88 ,  B29C70/12 ,  B29D99/00 ,  B29C70/52 ,  B29C70/08 ,  B29C70/44 ,  B29C70/54 ,  F03D1/06 ,  B29C70/00 ,  B32B5/02 ,  B32B5/06 ,  B32B5/26 ,  B32B7/02 ,  B32B7/12

Abstract: The present invention relates to an interlayer sheet (20) for a spar cap (10) comprising: a first fibre layer (30) comprising a first plurality of fibres, having a first upper fibre surface (31) and a first lower fibre surface (32), a second fibre layer (40) comprising a second plurality of fibres, having a second upper fibre surface (41) and a second lower fibre surface (42). The first fibre layer (30) is arranged on top of the second fibre layer (40), such that the first lower fibre surface (32) is in contact with the second upper fibre surface (41). The first fibre layer (30) is of a different characteristic than the second fibre layer (40). Furthermore, the present invention relates to a spar cap (10) for a wind turbine blade, comprising a plurality of pre-cured fibre-reinforced elements including at least a first pre-cured fibre-reinforced element (60) and a second pre-cured fibre-reinforced element (70);

公开(公告)号：WO2022144424A1

公开(公告)日：2022-07-07

申请号：PCT/EP2021/087861

申请日：2021-12-30

Applicant: LM WIND POWER A/S

Inventor： HANSEN, Lars Bo ,  BAVILOLIAIE, Mahdi

IPC: F03D80/30 ,  B29C70/52

Abstract: The present invention relates to a method of manufacturing a wind turbine blade shell component (38), the method comprising the steps of providing a plurality of abraded pultrusion plates (64) having abraded edges, arranging the abraded pultrusion plates (64) in layers on blade shell material (89) in a mould (77) for the blade shell component, the layers being separated by electrically conductive interlayers, and bonding the abraded pultrusion plates (64) with the blade shell material to form the blade shell component, wherein each pultrusion plate (64) is formed of a pultrusion fibre material comprising glass fibres and carbon fibres. The invention also relates to a reinforcing structure for a wind turbine blade, the reinforcing structure comprising a plurality of pultrusion plates according to the present invention.

公开(公告)号：WO2022184753A1

公开(公告)日：2022-09-09

申请号：PCT/EP2022/055222

申请日：2022-03-02

Applicant: LM WIND POWER A/S

Inventor： BAVILOLIAIE, Mahdi ,  KOEFOED, Michael Scholarth ,  BARSLEV, Henrik ,  HANSEN, Jens Zangenberg

IPC: F03D1/06

Abstract: The disclosure relates to a fibre reinforcement fabric for a wind turbine component, the fabric comprising a first plurality of fibre bundles arranged in parallel in a warp direction and stitched together, the fabric having a first outermost fibre bundle defining a first fabric edge parallel to the warp direction and a second outermost fibre bundle defining a second fabric edge opposite the first fabric edge, the fabric having a first tapered portion including the first outermost fibre bundle, wherein a thickness of the fabric in the first tapered portion is tapering from a first fabric thickness to a second fabric thickness in a direction towards the first fabric edge. The disclosure also relates to a spar cap and a wind turbine blade shell part comprising such fabric or fabrics.

公开(公告)号：WO2022144420A1

公开(公告)日：2022-07-07

申请号：PCT/EP2021/087851

申请日：2021-12-30

Applicant: LM WIND POWER A/S

Inventor： BAVILOLIAIE, Mahdi ,  JESPERSEN, Klavs ,  LILLEHEDEN, Lars

IPC: B29C70/52 ,  B29C70/54 ,  B29C70/30 ,  B29C70/88 ,  B29D99/00

Abstract: The present invention relates to a method of manufacturing a wind turbine blade shell component (38), the method comprising the steps of providing a plurality of pultrusion plates (64), arranging the pultrusion plates (64) on blade shell material (89) in a mould (77) for the blade shell component, and bonding the pultrusion plates (64) with the blade shell material to form the blade shell component, wherein each pultrusion plate (64) is formed of a pultrusion fibre material comprising glass fibres and carbon fibres. The invention also relates to a reinforcing structure for a wind turbine blade, the reinforcing structure comprising a plurality of pultrusion plates according to the present invention.