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DRONE ACCESS SYSTEM FOR WIND TURBINE

Resumen de: WO2026012558A1

UAV Wind Turbine Access System. Aspects of the present invention relate to a wind turbine system comprising a tower and a nacelle mounted to the tower, further comprising an access opening configured to permit access to an interior space of the wind turbine system, wherein the access opening has a computer-controlled access hatch, wherein the computer-controlled access hatch comprises: a movable hatch closure element that covers a hatch opening, an access control system configured to control the closure element between open and closed positions, wherein the controller is configured to be responsive to an access request message. A method of retrofitting the system and a method of allowing access to the wind turbine are also provided.

METHODS OF HOISTING WIND TURBINE BLADE REPAIR VEHICLES AND WIND TURBINE BLADE REPAIR VEHICLE HOISTING SYSTEMS

Resumen de: WO2026012557A1

A method of hoisting a robotic maintenance device (36) to a wind turbine blade (24) to repair the wind turbine blade (24) includes wrapping a rope (46) in a loop around a wind turbine blade (24) and positioning a repair vehicle assembly (38) beneath the loop. The repair vehicle assembly (38) includes a tool platform (42) for a robotic maintenance device (36) capable of repairing a wind turbine blade (24). The repair vehicle assembly (38) includes two winches (44) secured to the platform. The winches (44) are configured to receive the rope (46). The method includes operably coupling the rope (46) to the winches (44) and operating at least one winch (44) to wind in the rope (46). The repair vehicle assembly (38) is lifted toward the wind turbine blade (24). The method includes operating one winch (44) to wind in the rope (46) while operating the other winch (44) to let out the rope (46). The repair vehicle assembly (38) is moved around a circumference of the wind turbine blade (24) to be on the leading edge (32) of the blade (24).

CENTERING SLEEVE, CENTERING FASTENER, ROTOR BLADE OF A WIND TURBINE, AND METHOD OF MOUNTING A ROTOR BLADE TO A HUB OF A WIND TURBINE

Resumen de: WO2026012555A1

The present invention generally relates to a centering sleeve, a centering fastener with such a centering sleeve, a rotor blade of a wind turbine, and a method of mount- ing a rotor blade to a hub of a wind turbine using at least one such centering fastener In some illustrative embodiments herein, a centering sleeve 100 for a stud bolt of a rotor blade of a wind turbine is provided, wherein the centering sleeve comprises a cylindrically shaped sleeve body 101 formed of a material being softer than the stud bolt it is intended for use with.

WIND TURBINE GEARBOX AND METHOD OF MOUNTING A WIND TURBINE GEARBOX

Resumen de: WO2026012659A1

The invention relates to wind turbine gearbox (7) for transmitting torque from a rotor (4) to a generator (9) comprising a planet carrier (20), at least three planet shafts (30), at least three planet wheels (40) mounted on the planet shafts (30), a hollow wheel (45) and at least three pairs of elastic elements (34), wherein the planet wheels (40) mesh with the hollow wheel (45). The pairs of elastic elements (34) are mounted in the planet carrier (20), and both ends of each planet shaft (30) are mounted in at least one elastic element (34) and each elastic element (34) is mounted in the planet carrier (20).

WIND POWER PLANT AND CONTROL METHOD THEREOF

Resumen de: US20260015992A1

Method for controlling a wind power plant for generating and delivering electrical energy to an electrical grid (2), the wind power plant (1) comprising a wind turbine (3) configured to be selectively connected to the electrical grid (2), the method comprising controlling the wind turbine (3) among a plurality of operational modes on the basis of different weather conditions.

浮体式洋上風力発電設備におけるコンクリート製浮体部の建造方法

Resumen de: WO2026004793A1

Problem To improve the efficiency of assembly work by saving labor required for tensioning and anchoring work of PC steel material in a method of constructing a concrete floating body. Solution PC steel materials 19 are sorted in advance into a group of PC steel rods 20 to be used for temporarily assembling precast cylindrical bodies in order, and a group of PC steel strands 23 to be used for introducing predetermined tension after completing temporary assembly of a concrete floating body. In a temporary assembly step of a concrete floating body 4A, the temporary assembly of the concrete floating body 4A is completed by assembling all precast cylindrical bodies 15 while introducing tension to the PC steel rods 20 and anchoring the group of PC rods 20, each time the precast cylindrical bodies 15 are connected sequentially, and installing a floating body bottom part 29 on the endmost part. In a tension introduction step, the PC steel strands 23 are inserted in the longitudinal direction over the entire length of the concrete floating body 4A, and introduction of tension to the PC steel strands 23 and anchoring are performed for the group of PC steel strands 23.

異常判定装置、異常判定システム、異常判定方法、及び異常判定プログラム

Resumen de: JP2026003754A

【課題】風車ブレードの異常を判定するシステムを低コストで構築すること。【解決手段】異常判定装置４は、風車ブレードの異常を判定するプロセッサ４３を備える。プロセッサ４３は、風車ブレードを撮像することで生成された時系列で連続する複数の撮像画像を取得し、撮像画像内の風車ブレードにおける特定の位置を特定し、複数の撮像画像に対してそれぞれ特定された特定の位置に基づいて、周波数解析によって風車ブレードの固有振動数を算出し、固有振動数に基づいて、風車ブレードの異常を判定する。【選択図】図４

PACKING TABLE FOR MANUFACTURING OF A JOINING ADAPTER TO BE USED IN A METHOD FOR JOINING AN OUTBOARD BLADE SECTION TO AN INBOARD BLADE SECTION OF A LONGITUDINALLY SPLIT WIND TURBINE BLADE AND METHOD FOR MANUFACTURING OF A JOINING ADAPTER

Resumen de: WO2024223204A1

Packing table for manufacturing of a joining adapter to be used in a method for joining an outboard blade section to an inboard blade section of a longitudinally split wind turbine blade and method for manufacturing of a joining adapter The packing table (1) comprises a three dimensionally shaped material layup surface (11) having a shape that corresponds to an inner contour of respective joining interfaces (311,321) of the blade sections (31,32) to be joined and has a center plane (C) oriented normally with respect to a longi¬ tudinal axis (L) of the wind turbine blade, wherein an axial position of the center plane (C) corresponds to a center of the joining zone (3). The shape of an inboard portion (111) of the material layup surface (11) corresponds with an inner contour of the joining interface (311) of the inboard blade section (31) and the shape of an outboard portion (112) of the material layup surface (11) corresponds with an inner contour of the joining interface (321) of the outboard blade section (32 ). The packing table (1) according to the invention allows to provide a process optimization in the manufacturing of a joining adapter (2) and thus facilitates the joining of blade sections (31,32) of longitudinally split wind turbine blades.

FLOATING PLATFORM

Resumen de: EP4678528A1

A floating platform (1) comprising a pedestal frame (100) configured to serve as a support for a structure, wherein the pedestal frame (100) is attached to a bottom plate (200) by means of a plurality of pillars (300) such that, in operating condition, the pedestal frame (100) is supported by the bottom plate (200) by means of the pillars (300), wherein the floating platform (1) comprises a plurality of immersion floats (400) projecting from the bottom plate (200) to an intermediate distance between the bottom plate (200) and the maximum height above the bottom plate (200) of the pillars (300). It also includes a geometry that allows the platform to be manufactured exclusively with flat panels.

PERFORMANCE TESTING OF A POWER PLANT DEVICE

Resumen de: WO2024230990A1

A method of testing a power plant device (2) in a power plant (1), the power plant (1) comprising the power plant device (2) and one or more wind turbines (3) configured to electrically connect to the power plant device (2), the power plant (1) suitable for connecting to an electrical grid (G) external to the power plant (1), the method comprising: a) generating a voltage by the one or more wind turbines (3) in a condition where the power plant (1) is disconnected from the electrical grid (G); b) controlling the generated voltage by the one or more wind turbines (3) to emulate one or more grid conditions at the power plant device (2); and c) measuring the performance of the power plant device (2) under the one or more emulated grid conditions in a condition where the one or more wind turbines (3) are electrically connected to the power plant device (2) and the power plant (1) is disconnected from the electrical grid (G).

MACHINE FOR CUTTING FABRIC

Resumen de: MX2025009976A

Machine (1 ) for automatic cutting of fabric comprising: - a cutting plane (7) at an upper face (8) of a box (3) and comprising a plurality of pass- through openings; - a suction system (9) for drawing air from the interior (4) of the box; - a turbine (30) located downstream of the suction system and structured to extract energy from the exhaust air flow generated by the suction system and convert it into rotational mechanical energy; - an electric generator (40) mechanically coupled to the turbine (30) and structured to convert the rotational mechanical energy of the turbine into electrical energy.

FLOW DEVICE, WHICH IS EXTERNALLY OR PASSIVELY POWERED, FOR A LIQUID OR GASEOUS MEDIUM, COMPRISING AN IMPELLER WHICH IS MOUNTED IN A HOUSING AND THROUGH WHICH THE MEDIUM CAN FLOW IN THE AXIAL DIRECTION, AND USE OF SUCH A FLOW DEVICE

Resumen de: WO2024165109A1

The invention relates to a flow device, which is externally or passively powered, for a liquid or gaseous medium, consisting of a housing that is equipped with an impeller through which the medium can flow in the axial direction. The impeller can be rotated by an external drive or by the medium, wherein the impeller comprises an annular body with impeller vanes, said annular body being supported in the housing on the outer circumference of the annular body and having an axially central passage. A swirl combined with a pressure gradient which increases from the outer circumference to the axially central passage of the impeller is applied to the medium.

ADJUSTABLE BUSBAR SUPPORT DEVICE, METHOD AND WIND TURBINE GENERATOR

Resumen de: WO2024183939A1

Adjustable busbar support device (1) for supporting at least one busbar (2), comprising: • at least one adjustable busbar support (3) with a receiving section (9) configured to support a busbar (2), wherein a width of the receiving section (9) is adjustable in a width direction (100) of the busbar cross section; and • an adjustable frame (4) to support all busbar supports (3), wherein the frame (4) comprises a top plate (5) and a bottom plate (6) extending in the width direction (100), and lateral fastening members (7, 8) extending in a thickness direction (200) and mechanically connecting the top plate (5) and the bottom plate (6), wherein all busbar supports (3) are mechanically connected to and between the top plate (5) and the bottom plate (6) by means of the fastening members (7, 8), wherein the frame (4) comprises adjustment means to adjust the lateral position of at least one of the fastening members (8) and therewith the width of the receiving section (9) of all busbar supports (3).

POWER PLANT WITH VERTICAL AXIS WIND TURBINES

Resumen de: WO2024184746A1

The invention concerns a power plant with vertical axis wind turbines. Said vertical axis wind turbines (10) (VAWT) comprise a rotor (15) with rotating blades (16), mounted on a main shaft (14), said main shaft (14) defining a lower end (14a) and an upper end, the lower end (14a) of the main shaft (14) being attached to a base structure (17), said base structure (17) being anchored through a foundation (12'). According to the invention, the power plant (100) further comprises a civil engineering work (20) and a mechanical attachment (18) between the upper end (14b) of the main shaft (14) and a portion of the civil engineering work.

IMPROVEMENTS RELATING TO COOLING OF ELECTRICAL GENERATORS IN WIND TURBINES

Resumen de: EP4679682A2

In a first aspect of the invention there is provided a generator for a wind turbine defining a central generator axis. The generator comprises a stator support frame and an environmental conditioning module removably attached to the stator support frame. The environmental conditioning module comprises a heat exchanger and an air mover supported by a module housing. The environmental conditioning module further comprises fluid interface connections associated with the heat exchanger, the fluid interface connections being releaseably connectable to a fluid supply system associated with the heat exchanger, and electrical interface connections associated with the air blower, the electrical interface connections being releaseably connectable to an electrical supply system associated with the air mover.

PORTABLE BLADELESS FAN

Resumen de: EP4678922A2

A portable fan, including: a housing, having an air inlet portion at a rear side of the housing and an air outlet portion at a front side of the housing, wherein the air inlet portion and the air outlet portion are fluidly connected with each other inside the housing; a mix-flow fan, arranged inside the housing and configured to rotate about a rotation shaft to generate an airflow; a booster, arranged inside the housing and surrounding a periphery of the mix-flow fan; wherein the booster has a booster surface facing towards the mix-flow fan; and along a direction from the air inlet portion to the air outlet portion of the housing, the booster surface is extending curved.

ESTIMATING VELOCITY IN A FORE-AFT DIRECTION OF A TOP OF A WIND TURBINE TOWER BASED ON BLADE FLAP LOADS

Resumen de: WO2024183868A1

The invention estimates a velocity of a top of a tower of a wind turbine that has a rotor and a plurality of rotor blades. The invention involves obtaining a measured acceleration indicative of tower top acceleration in the fore-aft direction. The invention involves obtaining an estimated thrust force experienced by the rotor, and providing this estimate as input to a defined observer model describing motion of the tower top. The invention involves determining an error based on a difference between the measured acceleration and an estimated acceleration obtained using the observer model, and providing the error as input to the observer model as part of a feedback loop. The invention involves estimating, using the observer model, velocity of the tower top in the fore-aft direction. The estimated thrust force is obtained based on measured flap loading on the rotor blades.

METHOD FOR THE MASS PRODUCTION OF FLOATS FOR OFFSHORE WIND TURBINES

Resumen de: CN120731167A

The invention relates to a method for the large-scale production of floats (2) for offshore wind turbines, each float being formed by the assembly of two to six steel unit giant blocks (B-1, B-2), the method comprising, in order: manufacturing the giant blocks on a dedicated building surface; transporting the giant blocks from the building surface by marine shipping and storing the giant blocks in a storage area (Z-1, Z-2) of a production surface (10) different from the building surface, the same giant blocks being stored on the same storage area; and a final pipelined manufacturing of the floats, comprising, for each float, the following steps in sequence: a step of preparing the giant blocks, a step of assembling and preliminarily welding the giant blocks together in an assembly and preliminary welding zone (Z-3), and a step of assembling and preliminarily welding the giant blocks together in the assembly and preliminary welding zone (Z-3). The assembly and preliminary welding area (Z-3) is different from and adjacent to the storage area, followed by a step of final welding of the giant blocks together in a final welding area (Z-4), and followed by a step of completing the float in a completion area (Z-5), wherein the floating giant blocks and floats move between different regions according to translational motion during manufacturing.

COUNTERWEIGHT FOR SEMI-SUBMERSIBLE FLOAT OF OFFSHORE WIND TURBINE AND INSTALLATION METHOD THEREFOR

Resumen de: WO2024184604A1

The invention relates to a counterweight (2) for a semi-submersible float of an offshore wind turbine, which can be configured to be in a sinking state or a floating state, comprising a counterweight main structure (4) made of a material making it sink when immersed in water, and a plurality of airbags (6, 6') detachably attached to the main structure so as to make the counterweight float when the airbags are inflated. The invention also relates to a method for installing such a counterweight.

ELONGATE STRUCTURE AND CONSTRUCTION/ASSEMBLY METHOD

Resumen de: WO2024184625A1

Apparatus and a method of providing a wind turbine (WT) are disclosed. The method comprises the steps of: at a lift position location, erecting a wind turbine portion that comprises at least one elongate tower and a nacelle member on an upper end region of the elongate tower and at least one blade member, by providing a lower tower section at the lift position location, lifting the lower tower section vertically via at least one lift support thereby providing a lifted tower section, urging at least one incoming further tower section to the lift position location, to a position under a preceding tower section, and securing a top region of the incoming further tower section to a lower region of a lifted preceding tower section; whereby lifting tower sections comprises providing tower sections, one-by-one, to the lift position location that is at a desired position proximate to at least one lift support, gripping an incoming tower section via at least one lift beam mounted on respective climber elements movable with respect to each lift support, and via the climber elements raising the gripped tower section upwards to a raised position.

GAIN-ADJUSTED COLLECTIVE PITCH CONTROL FOR REDUCING FORE-AFT OSCILLATION AMPLITUDE OF A WIND TURBINE TOWER

Resumen de: WO2024183867A1

The invention relates to controlling a wind turbine that has a tower and a rotor with a plurality of pitch-adjustable rotor blades. The invention involves obtaining a thrust force signal indicative of an estimation of thrust force experienced by the rotor, and obtaining a collective pitch offset signal for reducing oscillation of a top of the tower in a fore-aft direction of the wind turbine. The invention involves determining a gain based on the thrust force signal, applying the gain to the collective pitch offset signal to obtain a gain-adjusted collective pitch offset signal, and controlling the rotor blades in accordance with the gain- adjusted collective pitch offset signal.

WIND TURBINE SPINNING RESERVE WITH SELECTABLE CONFIDENCE LEVEL

Resumen de: EP4678909A1

Control techniques for controlling a reliability of a spinning reserve of a wind turbine to be tailored to a user's reliability preference are disclosed. In one aspect, a control technique includes operating a wind turbine in a spinning reserve mode to provide a spinning reserve; calculating an available power of the wind turbine when operating in the spinning reserve mode; defining a reliability band around the calculated available power; selecting a reliability factor that defines a probability that a reliable available power within the reliability band is below the real available power; determining the reliable available power based on the selected reliability factor and the reliability band; determining a power setpoint for the wind turbine based on a difference between a desired spinning reserve and the determined reliable available power; and controlling the wind turbine to operate in the spinning reserve mode in accordance with the power setpoint.

CONTROL OF A MULTI WINDING SET GENERATOR

Resumen de: WO2025233054A1

It is described a method of controlling a generator (116) having a multi-stator-segment stator (101) comprising a first stator-segment (102a, S1) having a first multi phase winding set (104) and at least one second stator-segment (103a, S1) having least one second multi phase winding set (105), the method comprising: receiving first input signals (118_1) indicating an operation point of the first winding set (104); receiving second input signals (118_ 2) indicating an operation point of the second winding set (105); determining a first harmonic reference current (120_1) of at least one harmonic based on the first input signals; determining a second harmonic reference current (120_ 2) of at least one harmonic based on the second input signals; controlling the first winding set (104) based on the first harmonic reference current (120_1); controlling the second winding set (105) based on the second harmonic reference current (120_ 2).

MOUNTING DEVICE, MOUNTING SYSTEM AND MOUNTING METHOD FOR VORTEX GENERATORS

Resumen de: WO2024212199A1

The invention relates to a mounting device, a mounting system and a mounting method for vortex generators. The mounting device comprises: a mounting template having, a pressing surface, and two lateral surfaces located on both sides of the pressing surface; a plurality of annular seals attached to the two lateral surfaces, the annular seals being configured to abut against the surface of the blade during mounting the vortex generators, so as to form a plurality of closed chambers among the two lateral surfaces, the annular seals and the surface of the blade; and a pressure source device connected to the chambers, and configured to apply vacuum pressure into the chambers during mounting the vortex generators such that the pressing surface presses the base plates against the surface of the blade, so as to adhere the base plates onto the surface of the blade.

MOUNTING DEVICE, MOUNTING SYSTEM AND MOUNTING METHOD FOR VORTEX GENERATORS

Nº publicación: EP4676682A1 14/01/2026

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]
Siemens Gamesa Renewable Energy A/S

Resumen de: WO2024212198A1

The invention relates to a mounting device, a mounting system and a mounting method for vortex generators. The mounting device comprises: a mounting template, on a bottom surface, having a pressing surface for abutting against the base plates of the vortex generators and applying compressive force to the base plates, and an annular surface surrounding the pressing surface, cavities being formed in the pressing surface to receive fins of the vortex generators; an annular seal attached to the annular surface with the annular seal surrounding and spaced apart from the pressing surface, and configured to abut against the surface of the blade during mounting the vortex generators such that a closed annular chamber surrounding the pressing surface and the base plates is formed among the annular surface, the annular seal and the surface of the blade; a pressure source device connected to the annular chamber via a pressure port located on the annular surface, and configured to apply vacuum pressure into the annular chamber such that the pressing surface presses the base plate against the surface of the blade, so as to adhere the base plate onto the surface of the blade.