Absstract of: EP4711609A1
Die Erfindung betrifft eine Vorrichtung zur Inspektion, Wartung und/oder Reparatur von Rotorblättern einer Windenergieanlage, sowie deren, wobei die Windenergieanlage mindestens einen Turm umfasst, aufweisend mindestens die folgenden Komponenten:• einen Abdruckrahmen, aufweisend mindestens zwei aus Segmenten bestehende Längsträger und einen Querträger;• mindestens ein Fahrwerk, aufweisend mehrere Führungseinrichtungen und angeordnet am Querträger;• eine wettergeschützte Kammer, mindestens aufweisend mehrere mittels Gelenken miteinander verbundene Kammerelemente;• eine Stützstruktur, welche die wettergeschützte Kammer mit den Längsträgern verbindet und mindestens erste Führungselemente zur Führung der Längsträger und zweite Führungselemente zur Führung der Kammerelemente aufweist;• ein Aufhängungssystem, aufweisend mindestens zwei Aufhängungsarme, die mittels Gelenken mit der Stützstruktur verbunden sind und mindestens drei Aufhängungsvorrichtungen, wobei mindestens zwei Aufhängungsvorrichtungen an den Aufhängungsarmen und eine Aufhängungsvorrichtung am Querträger angeordnet sind.
Absstract of: GB2644135A
A tensioned leg floating platform mooring system and related methods are used to secure the position of a floating platform. The floating platform mooring system 100includes at least three fixed-length mooring lines 122a-c coupled at different locations between a floating platform 101 and one of one or more mooring piles 124.Additionally, the tensioned leg floating platform mooring system includes an adjustable-length mooring line 126a-c coupled between the floating platform and oneof the one or more mooring piles. The floating platform mooring system further includes a mooring line tension device 202 coupled to the adjustable-length mooringline. The mooring line tension device adjusts a tension of the adjustable-length mooring line by adjusting a length of the adjustable-length mooring line in situ.
Absstract of: GB2644132A
A floating quay 502 includes a deck 504 relocatable in a body of water 122 adjacent a stationary quay 200 to receive one or more floating units 102. The deck may be used to define a slope from an elevation of a surface of the stationary quay to a submerged position below a water level of a water surface of the body of water. The floating quay further includes an elevator system positionable to raise and lower at least a portion the deck to receive the one or more floating units from the stationary quay and to deploy the one or more floating units into the body of water using the slope of the deck. At least one towing bitt 216 is positionable to engage a towline such that the floating quay is movable to an additional stationary quay.
Absstract of: GB2644131A
A floating quay 502 includes a deck 504 relocatable in a body of water adjacent a stationary quay 200 to receive one or more floating units 102. The deck may be used to define a slope from an elevation of a surface of the stationary quay to a submerged position below a water level of a water surface of the body of water. The floating quay further includes an elevator system positionable to raise and lower at least a portion the deck to receive the one or more floating units from the stationary quay and to deploy the one or more floating units into the body of water using the slope of the deck. A controller 506 is used to alter the buoyancy of at least two ballast compartments 505a-c, to allow the elevator system to raise and lower at least a portion the deck.
Absstract of: GB2644130A
A tensioned leg floating platform mooring system and related methods are used to secure the position of a floating platform. The floating platform mooring system 100 includes at least three fixed-length mooring lines 122a-c coupled at different locations between a floating platform 101 and one of one or more mooring piles 124. Additionally, the tensioned leg floating platform mooring system includes an adjustable-length mooring line 126a-c coupled between the floating platform and one of the one or more mooring piles. The floating platform mooring system further includes a mooring line tension device 202 coupled to the adjustable-length mooring line. The mooring line tension device adjusts a tension of the adjustable-length mooring line by adjusting a length of the adjustable-length mooring line in situ.
Absstract of: GB2644129A
A floating quay 202 includes a deck 204 relocatable in a body of water 122 adjacent a stationary quay 200 to receive one or more floating units 102. The floating quay further includes an elevator system positionable to raise and lower at least a portion of the deck to receive the one or more floating units from the stationary quay and to deploy the one or more floating units into the body of water using the gradual slope of the deck. A method of using the quay to deploy the one or more floating units into the body of water is also disclosed. A system comprising the deck, an elevator system and a controller and used for deploying the one or more floating units into the body of water is also disclosed.
Absstract of: AU2023456748A1
The present invention relates to a lubrication ring, a wind turbine gearbox, a wind turbine and a method of assembly thereof. The lubrication ring is formed by a number of ring segments that are positioned relative to each other in the circumference direction. The ring segments each has a first connection element and a second connection element, which are spaced apart to form a gap that takes up the thermal expansion of the ring segments. The lubrication ring forms at least one fluid channel for transferring lubrication fluid between a first gearbox part and a second gearbox part positioned relative to each other. Each ring segment has at least one mounting point for securing the ring segment to the first or second gearbox part and at least one first opening for guiding the lubrication fluid through the lubrication ring.
Absstract of: EP4711257A1
A tensioned leg floating platform mooring system and related methods may be used to secure the position of a floating platform. For example, the floating platform mooring system may include at least three fixed-length mooring lines coupled at different locations between a floating platform and one of one or more mooring piles. Additionally, the tensioned leg floating platform mooring system can include an adjustable-length mooring line coupled between the floating platform and one of the one or more mooring piles. The floating platform mooring system may further include a mooring line tension device coupled to the adjustable-length mooring line. The mooring line tension device may adjust a tension of the adjustable-length mooring line by adjusting a length of the adjustable-length mooring line in situ.
Absstract of: EP4711610A1
The invention relates to the technical field of power generation devices, and in particular to a swing type power generation device, comprising a workbench, power generation components, and support components; the power generation component comprises a rotating component, a transmission component, and a generator. The workbench of the invention tilts and swings under the action of external energy, and then the rotating component rotates, driving the generator to generate electricity through the transmission component. A spring is provided at the bottom of the workbench and an accommodating cavity for storing liquid is provided inside the workbench. The arrangement of the spring and the accommodating cavity can further increase the instability of the workbench, increase the swing amplitude and swing frequency of the workbench when it swings, and make the workbench produce continuous swinging under the action of external force, thereby achieving the purpose of continuous and efficient power generation.
Absstract of: GB2644116A
A floating quay 202 includes a deck 204 relocatable in a body of water 122 adjacent a stationary quay 200 to receive one or more floating units 102. The deck includes a gradual slope from an elevation of a surface of the stationary quay to a submerged position below a water level of a water surface of the body of water. The floating quay further includes an elevator system positionable to raise and lower at least a portion of the deck to receive the one or more floating units from the stationary quay and to deploy the one or more floating units into the body of water using the gradual slope of the deck. A method of using the quay to deploy the one or more floating units into the body of water is also disclosed. A system comprising the deck, an elevator system and a controller and used for deploying the one or more floating units into the body of water is also disclosed.
Absstract of: MX2025013322A
A small turbine generator is connected to a wind turbine. The wind turbine spins freely due to a variable wind force on the wind turbine. The generator includes a spinning rotor that is responsive and spins proportional to spin of the wind turbine. A stator is connected to an actuator. The stator is selectively moved by ethe actuator nearer to or further from the rotor to vary the electrical power generated. Movement of the stator is controlled such that an electrical measure, such as voltage of the electrical power generated, does not exceed a threshold level.
Absstract of: EP4711636A1
The invention describes a friction shim (1) for use between the mating faces (21F, 22F) of two rotary components (21, 22) of a drivetrain (2), the friction shim (1) comprising a rigid substrate (10); an annular arrangement of holes (11), each hole (11) placed to receive a fastener (24) of a bolted joint between the rotary components (21, 22); characterized in that the outer edge (12) of the friction shim (1) comprises a series of lobes (12P, 12T) defined by a first radius (R1) and a second radius (R2), wherein the first radius (R1) extends from a centerpoint (C) of the friction shim (1) and crosses a hole (11) and extends beyond that hole (11) by a first predetermined distance (d1); the second radius (R2) extends between adjacent holes (11); and the first radius (R1) exceeds the second radius (R2) by a second predetermined distance (d2). The invention further describes a drivetrain (2) comprising such a friction shim (1) between the mating faces (21F, 22F) of first and second rotary components (21, 22); and a method of assembling such a drivetrain (2).
Absstract of: EP4711608A1
A heating system for a wind turbine rotor blade comprising• a plurality of heating elements to be installed in a row along a longitudinal direction,• wherein each of the heating elements comprises a carrier layer and a heating conductor fastened to the carrier layer,• wherein each carrier layer has a first edge facing the blade tip and a second edge facing the blade root, wherein• the carrier layers along the first edge have a strip-shaped margin with a first width and along the second edge have a strip-shaped margin with a second width,• for each pair of neighboring heating elements, a first edge of one of the heating elements is arranged adjacent to a second edge of the other one of the heating elements, and• the first width and the second width are dimensioned to arrange the heating conductors of the pair of heating elements in a predetermined distance sufficient to prevent flashovers between the heating conductors.
Absstract of: EP4711607A1
A heating element for a wind turbine rotor blade comprising:• a carrier layer,• a heating conductor fastened to the carrier layer,• wherein the heating conductor comprises a first end section which extends beyond an edge of the carrier layer, wherein the first end section is adapted to be connected to an electrical supply line of the wind turbine rotor blade, characterized in that• the heating conductor is guided through an adjustment section in which the heating conductor is movably fastened to the carrier layer, thereby enabling an adjustment of a length of the first end section by shifting the heating conductor in the adjustment section with reference to the carrier layer along a longitudinal direction of the heating conductor.
Absstract of: EP4711606A1
A heating element for a wind turbine rotor blade comprising:• two electrical connectors adapted to be connected to electrical supply lines of the wind turbine rotor blade, and• a defined geometry configured to be arranged on a specified surface area of the wind turbine rotor blade, characterized in that• the heating element is provided with a position indicator adapted to be aligned with a leading edge of the wind turbine rotor blade.
Absstract of: EP4712112A1
It is described a Nd-Fe-B permanent magnet (354) comprising 28-35 weight % of rare earth elements,wherein the content of the sum of Nd (Neodymium) and Pr (Praseodymium) is between 20 and 25 weight %,wherein the content of Ce (Cerium) is between 5 and 10 weight%,wherein the spatial extension, i.e. the height (h) of the magnet (354) in the main magnetization direction of the Nd-Fe-B permanent magnet (354) is between 18mm and 26mm.It is further described a rotor assembly (350) for an electromechanical transducer (340).
Absstract of: WO2024237793A1
The present invention relates to a combined power plant for the production of electrical energy, comprising an existing hydropower plant and a wind power plant. The existing infrastructure of the hydropower plant is utilized in the construction and operation of the wind power plant.
Absstract of: WO2025026678A1
The present invention relates to a method for manufacturing a wind turbine blade (1), comprising the steps: a) Premanufacturing an outboard blade section (15) by lamination of one or multiple layers of fiber material, wherein the premanufactured outboard blade section (15) comprises a main joining region (11) at an inboard end (151), b) Providing an openable mold (3) having the shape of a negative impression of an inboard blade section (16) of the wind turbine blade (1), c) Inserting the premanufactured outboard blade section (15) at least with the main joining region (11) into the openable mold (3); d) Extending the premanufactured outboard blade section (15) with an inboard blade section (16) by lamination of one or multiple layers of fiber material (45, 46, 85, 86) in the openable mold (3), thereby connecting the main joining region (11) of the premanufactured outboard blade section (15) to the inboard blade section (16). The method involves less steps than current manufacturing methods and can, even with further increasing blade lengths, be executed within existing production facilities.
Absstract of: CN121039391A
According to the invention, there is provided a controlled pitch angle wind turbine comprising a tower, a nacelle mounted on the tower, a hub rotatably mounted on the nacelle, and three or more wind turbine blades. Each wind turbine blade extends between a root end connected to the hub and a tip end disposed opposite the root end. The wind turbine also includes a blade connection assembly including a blade connection member. Each blade connection member extends between a connection location at one wind turbine blade and a connection location at an adjacent wind turbine blade. The connection location at a given wind turbine blade is arranged at a distance from the root end and a distance from the tip end of the wind turbine blade. At least one of the wind turbine blades has a first color, and at least one of the blade connection assemblies is a contrast blade connection assembly having a contrast color, and the contrast color is different than the first color.
Absstract of: CN121420133A
The present disclosure relates to a blade guide apparatus for facilitating a connection between a wind turbine blade and a rotor hub. The blade guide apparatus has a guide and a cushion carried by the guide. The cushion is provided for interfacing with the wind turbine blade or with the rotor hub to create an interference fit between the guide and the wind turbine blade or rotor hub. The arrangement of the cushion facilitates absorption and/or suppression of impacts that may be encountered during installation due to relative movement between the wind turbine blade and the rotor hub.
Absstract of: CN121219503A
The invention relates to a three-row roller bearing (100), preferably for a wind energy installation (200), having an outer ring (1) and a two-part inner ring (2, 3), which can be rotated relative to one another about an axis of rotation (A), the bearing (100) having a hub side (1a), by means of which the bearing (100) can be connected to a hub, and a rotor blade side (3c), by means of which the bearing (100) can be connected to the hub, a bearing (100) is connectable to a rotor blade (7), where the inner rings (2, 3) comprise a rotor blade-side inner ring (3), a hub-side inner ring (2) and an inner bearing gear (2a), where the rotor blade-side inner ring (3) comprises the inner bearing gear (2a).
Absstract of: CN121285687A
The present disclosure relates to a blade guide apparatus for facilitating a connection between a wind turbine blade and a rotor hub. The blade guide apparatus has at least one pin associated with one of a wind turbine blade or a rotor hub; and a frame having a hole for receiving the pin, the frame being associated with the other of the wind turbine blade or the rotor hub. The blade guide apparatus also has an expansion part configured to expand upon expansion from an unexpanded state in which relative movement between the pin and the frame is unhindered to an expanded state in which the pin is secured within the frame.
Absstract of: CN121241200A
The invention provides a method for mounting a wind turbine rotor blade (11) to a hub (18),-said blade comprising a blade root (111) comprising a root shell (115) forming the tubular shape of said blade root, said blade root forming an open blade root end (112), said blade root end defining an imaginary root end plane (REP), the root shell terminates in the root end plane; -wherein, for mounting the blade (11) to the hub (18), one of the blade root and the hub comprises a plurality of protruding engagement means (119) and the other of the blade root and the hub forms a plurality of engagement holes (181), each engagement hole being arranged to receive a respective engagement means (119); -wherein the method comprises: prior to mounting the blade to the hub, placing a pushing device (401) in the blade root (111) so as to extend between two opposite positions of a root shell (115) of the blade; -extending the pushing means (401) to subject the blade root (111) to a pushing force acting on the two opposite positions (401L) of the root housing (115) in order to change the shape of the blade root as viewed in a direction perpendicular to the root end plane (REP); and-after the step of lengthening the pushing means (401) and while the pushing means are lengthened to subject the blade root (111) to the pushing force, moving the blades (11) and/or hub (18) to allow the engagement means (119) to at least partially enter the respective engagement holes (181).
Absstract of: AU2024270988A1
Method of installing the offshore wind power plant, in which a number of installation design variants are modelled to determine performance characteristics. Modelling comprises applying a Monte Carlo method. An installation design is then selected based on the variant with the highest performance characteristics. The offshore wind power plant may be controlled by determining its instability probability characteristics based on modelling using a plurality of known installation design parameters and one or more variable control parameters associated with the wind power plant, wherein modelling comprises applying a Monte Carlo method. The one or more variable control parameters may then be controlled such that the wind power plant is operated below a selected instability probability threshold.
Nº publicación: EP4711268A2 18/03/2026
Applicant:
VESTAS WIND SYS AS [DK]
VESTAS WIND SYSTEMS A/S
Absstract of: EP4711268A2
In a first aspect of the present invention there is provided a blade for a wind turbine. The blade extends from a blade root defining a radial position r=0 to a blade tip defining a radial position r=R. The blade comprises a windward side and a leeward side which meet at a leading edge and a trailing edge to define an airfoil profile. A chord is the distance between the leading and trailing edges, and a relative thickness is the ratio of thickness to chord. The airfoil profile has a thickness being the greatest distance between the windward and leeward sides orthogonal to the chord. The blade comprises a connection point located at a first radial position (r1) between the blade root and the blade tip for connection of one or more blade connecting members for being connected between the connection point and a corresponding connection point on a neighbouring blade. The thickness and/or the relative thickness of the blade is substantially constant or has a local minimum within an inboard portion of the blade between the blade root and the connection point.