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WO/2021/121512A1 |
A method of preparing a wind turbine blade, comprising: removing at least a portion of a layer of material covering a region of a metallic part of the wind turbine blade from the wind turbine blade, applying a metal salt to the metallic ...
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WO/2021/121497A1 |
A blade root cover segment suitable for fitting to a wind turbine blade to span a gap between the blade and a spinner cover. The blade root cover segment includes a first end and a second end and comprises: a curved flange for abutting a...
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WO/2021/121495A1 |
A rotor hub for a wind turbine which can be configured between an in use or 'operational' configuration and a transportation configuration. In the transportation configuration the rotor hub has a reduced external size compared to when it...
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WO/2021/121501A1 |
A method and a device for dampening movement in a multiple rotor (MR) wind turbine located at sea and comprising a tower (2) extending in an upwards direction, a load carrying structure (3, 4) forming a first section (3) and a second sec...
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WO/2021/121502A1 |
A multiple rotor (MR) wind turbine comprising a tower (21) extending in an upwards direction, a load carrying structure (22) extending in an outwards direction and being fixed to the tower, and an energy generating unit (54) fixed to the...
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WO/2021/122275A1 |
The invention relates to a root assembly (20) of a wind turbine blade (5) for a wind turbine (1). The invention further relates to a wind turbine blade (5) comprising the root assembly (20) and a wind turbine (1) comprising the wind turb...
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WO/2021/121500A1 |
A method of preventing nacelle drop in a multiple rotor (MR) wind turbine during mounting of a nacelle to the MR wind turbine, the MR wind turbine comprising a tower (2) extending in an upwards direction, a load carrying structure (3, 4)...
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WO/2021/121507A1 |
There is provided a wind turbine blade extending longitudinally in a spanwise direction between a root end and a tip end, and transversely in a chordwise direction between a 5 leading edge and a trailing edge. The wind turbine blade comp...
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WO/2021/122269A1 |
A method for manufacturing a wind turbine blade, comprising the steps of: - arranging an upper mould (8) comprising a pre-casted fibre lay-up (9") on a lower mould (23) comprising a dry fibre lay-up (24') and a mould core (46), - applyin...
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WO/2021/115914A1 |
A protective coating suitable for a wind turbine blade is described, the protective coating comprising a thermoset polymer and a fibrous macromolecule, wherein at least part of the thermoset polymer is bonded to the at least part of the ...
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WO/2021/118475A1 |
A shaftless horizontal axis wind turbine for generating electricity from the flow of fluid, the major components of which comprise a stator (2) and a rotor(3). The major components of the stator (2) consist of sets of copper coils instal...
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WO/2021/119670A1 |
In order to protect a wind turbine system from over-voltage/rpm, power surges, excess temperature, and/or vibration, one or more of the following improvements is provided: a passive pitch mechanism that causes blades to pitch backwards, ...
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WO/2021/110225A1 |
A wind turbine rotor blade having a blade shell with a generally chordwise layup of fibre plies and a generally spanwise spar cap. A lightning conductor extends over the spar cap, and the spar cap includes conductive material. An equipot...
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WO/2021/110516A1 |
It is disclosed a wind turbine (10) including: - a pressure supply system (52) for providing a pressurized fluid for operating an aerodynamic device (30) on a blade between a first protruded configuration and a second retracted configura...
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WO/2021/104586A1 |
An insert (105) for a wind turbine blade root end connection, the insert (105) comprising a bushing (40) in a fibrous composite body (108), wherein the body (108) comprises: a plurality of elongate fibrous battens (150) arranged around t...
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WO/2021/104935A1 |
A wind turbine component, the wind turbine component comprising a laminate of layers with an outer side and an inner side, wherein the outer side faces an exterior of the wind turbine component and the inner side faces an interior of the...
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WO/2021/104600A1 |
In a first aspect of the invention there is provided a modular wind turbine blade. The modular wind turbine blade comprises first and second blade modules configured for connection end to end and a plurality of mutually spaced first inse...
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WO/2021/105233A1 |
Provided is a wind turbine rotor blade flow guiding device that includes a first portion including a rear surface for facing a surface of a wind turbine rotor blade and a second portion connected to the first portion and extending from t...
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WO/2021/104599A1 |
In a first aspect of the invention there is provided a modular wind turbine blade comprising a first blade module and a second blade module for connection end to end, each blade module having an outer shell extending longitudinally in a ...
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WO/2021/098186A1 |
Disclosed is a device with a stator and a rotor, the device comprising: a stator (200); a rotor (300), wherein an air gap is provided between the rotor and the stator (200); and an air gap protection device (100) fixedly connected to the...
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WO/2021/102441A1 |
Methods of determining a final space reservation for a new aircraft are disclosed. The methods include using parametric definitions of potential payloads to generate a population of representative payloads for use in creating an initial ...
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WO/2021/097913A1 |
Disclosed are a strip-shaped member, a beam and a manufacturing method therefor, a blade, and a wind turbine generator. The beam comprises a plurality of strip-shaped member sets (10a) arranged in the transverse direction; each of the st...
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WO/2021/101183A1 |
Provided according to the present invention are a rotor device for wind power generation and a wind turbine comprising same, the rotor device comprising: a rotary shaft; a plurality of blades arranged to be radially spaced apart from the...
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WO/2021/092788A1 |
The present invention relates to a method for use in manufacturing a graphene-modified fiber reinforced material, comprising the following steps: providing a fiber bundle; stretching the fiber bundle; adding graphene to an adhesive injec...
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WO/2021/096395A1 |
The invention is directed to wind turbines operating inside (closed) buildings. These isolated turbines are operated by (naturally) pumping the wind from one side of a building and (mechanically) expelling it from the other side by means...
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WO/2021/093350A1 |
An active folding wind turbine capable of resisting strong typhoon, each wind turbine blade (1) comprising an upper blade portion (11) and a lower blade portion (12); the upper blade portion (11) is hinged to the lower blade portion (12)...
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WO/2021/093924A1 |
A wind turbine comprising a tower, a nacelle mounted on the tower, a hub mounted rotatably on the nacelle, a blade carrying structure connected to the hub, one or more wind turbine blades connected to the blade carrying structure via a h...
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WO/2021/096437A1 |
The invention is about the domestic and industrial type wind power turbine developed for meeting the energy needs of individuals with a closed system cold and warm air inlet, 2 impellers and power generator and a hydraulic motor equipped...
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WO/2021/094568A1 |
A nacelle cover (100) for a wind turbine comprises an elongate housing (105) and the front end (107) of the housing (105) is mounted on a bed plate frame (420) which is affixed to the tower (122), the bed plate frame (420) supporting at ...
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WO/2021/089097A1 |
A method for operating a wind turbine (1) with hinged wind turbine blades (5) is disclosed. The wind turbine (1) comprises an adjustable biasing mechanism (8, 10, 11) arranged to apply an adjustable biasing force to each wind turbine bla...
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WO/2021/089019A1 |
An apparatus and method for regulating the airfoil aerodynamic performance of a blade (101), a vortex generator (102) control system, a unit control system of a wind turbine, a vortex generator (102), and a blade (101). The apparatus for...
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WO/2021/089697A1 |
A mould system (100) for moulding a blade shell of a wind turbine blade (10) comprises two moulds (102, 112) for two shell parts (24,26), each mould having a moulding side (104, 114) with a moulding surface (106, 116). The mould system r...
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WO/2021/089098A1 |
The invention is about a method for controlling a wind turbine with a variable rotor area. The wind turbine comprises a rotor with one or more rotor blades (103) which are arranged hinged at an adjustable pivot angle (α), where the vari...
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WO/2021/078146A1 |
A wind power generation blade, comprising a blade wing (1) and a blade stem (2). The blade wing (1) is a cavity structure formed by connecting multiple sandwich plates (3) and arc plates (4); the blade wing (1) comprises a blade root seg...
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WO/2021/078347A1 |
In a first aspect of the invention there is provided a bondline structure for bonding a shear web to a wind turbine blade shell. The bondline structure comprises an elongate inner core made from a deformable material, and one or more out...
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WO/2021/073842A1 |
A method for assembling blade parts (1) of a wind turbine blade (2), the method comprising the steps of: obtaining in- formation about a connection area (3) of a blade part (1), selecting, customizing and/or manufacturing an adaptor piec...
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WO/2021/073354A1 |
A fan apparatus integrating functions of power generation and air supply, comprising expansion-type rotors (1), a rotation shaft (18), a reversible motor (5), a forward and reversal rotation controller (9), and a control system (8). Wind...
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WO/2021/076097A1 |
A method of joining first and second blade components of a rotor blade of a wind turbine includes providing corresponding first and second positioning elements at an interface of the first and second blade components. The method also inc...
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WO/2021/069399A1 |
In a first aspect of the invention there is provided a method of manufacturing a wind turbine blade. The method comprises providing a mould for a shell of the wind turbine blade, the mould extending in a longitudinal direction from a roo...
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WO/2021/070786A1 |
Provided is a bottom-mounted offshore platform which, being bottom-mounted, can be installed offshore at low cost while enabling stable power generation and wind condition measurement. The bottom-mounted offshore platform is used to inst...
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WO/2021/069272A1 |
The invention relates to a method for manufacturing a structural element (11, 13, 15) of a wind turbine blade (10). The method includes the step of forming of at least one injection hole (25) in at least one laminate (21.1, 21.2, 21.3, 2...
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WO/2021/071469A1 |
A tension airfoil assembly (800) includes an outer rim (802) located concentrically with a hub (803) supported by a plurality of spokes (807), each spoke (807) extending there between. A series of airfoils (810), each airfoil (810) havin...
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WO/2021/069303A1 |
Wind turbine blades with de-icing and/or anti-icing systems comprising at least one heating unit (5) disposed along the blade's length and between the blade`s chord, wherein each heating unit (5) in turn comprises a plurality of heating ...
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WO/2021/063495A1 |
The invention relates to a wind turbine rotor blade (110) for a wind turbine (100), which is formed by two rotor blade segments (132, 134), wherein the first rotor blade segment (132) has, at a first connection end (136), a plurality of ...
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WO/2021/060705A1 |
Disclosed is a wind power generation device for a streetlamp, the wind power generation device comprising: a post member installed vertically; a center fixing shaft member installed horizontally on the upper portion of the post member; a...
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WO/2021/054924A1 |
This invention is related to the air turbine made in order to generate energy from the forward movement of moving air, sea and land vehicles and to store the obtained energy by means of batteries which comprises, main body (1), fan (2), ...
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WO/2021/052956A1 |
A container having a cavity, wherein the cavity has a cavity pressure and comprises fibre material suitable for manufacturing one or more fibre-reinforced composite components for a wind turbine blade, and at least a part of the fibre ma...
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WO/2021/048398A1 |
Wind turbine blade, with a generally hollow blade body (11) comprising an upper and a lower half shell (12, 13) and first and a second elongated webs (16, 17) each extending in the lengthwise direction of the blade (5) and being disposed...
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WO/2021/048403A1 |
Wind turbine blade, with a generally hollow blade body (11) comprising an upper and a lower half shell (12, 13) and a first and a second elongated web (16, 17) each extending in the lengthwise direction of the blade (5) and being dispose...
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WO/2021/048383A1 |
Wind turbine blade, with a generally hollow blade body (11) comprising an upper and a lower half shell (12, 13) and first and a second elongated webs (16, 17) each extending in the lengthwise direction of the blade (5) and being disposed...
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