Alerta

Unterwasserturbine

Resumen de: DE102024138305A1

Offenbart wird eine Unterwasserturbine (100), insbesondere eine Unterwasserturbine (100) eines Gezeitenkraftwerks, mit zumindest einer Rotorwelle (8), wobei die Rotorwelle (8) an ihrem einen Ende drehfest mit einer Rotorblätter (6) tragenden rotierbaren Rotornabe (4) verbindbar ist und sich mit ihrem anderen Ende in ein stationäres Gehäuse der Unterwasserturbine (100), insbesondere eine Gondel (2) des Gezeitenkraftwerks, erstreckt, wobei die Unterwasserturbine (100) in einem Inneren ihres stationären Gehäuses eine Formschluss-Rotorrotationssperre (20) aufweist, wobei die Rotorrotationssperre (20) mindestens ein verschiebbares Sperrelement (28) aufweist, das von einer freien Position, in der die Rotorrotationssperre (20) nicht wirkt, in eine Sperrposition bringbar ist, in der das Sperrelement (28) eine Rotation der Rotorwelle (8) verhindert, und mindestens eine Aufnahme (26) aufweist, die dazu ausgelegt ist, in der Sperrposition mit dem mindesten einen Sperrelement (28) in Eingriff zu sein, um eine Rotation der Rotorwelle (8) zu verhindern.

METHOD FOR SELECTING OPTIMAL WIND POWER GENERATION PREDICTION MODEL ON BASIS OF SIMILARITY OF TIME-SERIES DATA OF WIND POWER GENERATION PREDICTION MODELS, AND APPARATUS FOR PERFORMING SAME

Resumen de: WO2026127301A1

The present specification relates to a method for selecting an optimal wind power generation prediction model, and an apparatus for performing same, the apparatus selecting an optimal wind power generation prediction model. The method for selecting an optimal wind power generation prediction model comprises the steps of: detecting weather prediction data having a most similar pattern by comparing weather prediction data for a future time duration with weather prediction data for past time durations; calculating, for the weather prediction data having the most similar pattern, predicted power generation amounts based on respective power generation amount prediction models; and comparing the predicted power generation amounts based on the respective power generation amount prediction models with the actual power generation amount in a time duration of the weather prediction data having the most similar pattern, and selecting, as an optimal wind power generation prediction model from among the plurality of power generation amount prediction models, the prediction model that has calculated a predicted power generation amount closest to the actual power generation amount.

MONITORING OF COMPOSITE PART MANUFACTURE

Resumen de: WO2026125290A1

A method and system for monitoring a manufacturing process for a composite part and a method of controlling the manufacturing process are disclosed. The composite part is made from layers of structural elements (220a, 220b, 220c) according to a lay-up definition, and the lay-up definition includes predefined relationships between respective sets of at least first, second and third structural elements. Placement of the second structural element of each set is dependent on placement of the first structural element of the set, but placement of at least the third structural element of the set is not dependent on placement of the first structural element. A plurality of structural elements (220a, 220b, 220c) are eligible for placement at the same time. The method includes: determining a set of structural elements previously placed; determining an eligible set of structural elements based on the predefined relationships; and outputting an indication of the eligible set of structural elements.

カイトを係留するテザーのウインチ装置

Resumen de: JP2026099163A

【課題】 上空に昇揚されるカイト３を係留するテザー２の位置が夜間でも検出できるようにする構成を提供する。【解決手段】 上空に昇揚されるカイトに連結されてカイトを係留するテザーのウインチ装置１に於いて、該ウインチ装置から繰り出されているテザーに発光コーティングが塗布されている。ウインチ装置は、テザーがカイトへ向けて該ウインチ装置から送り出されるときにテザーの表面に発光コーティングを塗布する発光コーティング塗布手段１０を含んでいてよい。【選択図】 図１

IMPROVED VERTICAL AXIS WINDMILL

Resumen de: WO2026126234A1

The invention comprises a mast (1 ) with outer three rails (2), fixed in foundation (7). Mast has a travelling pipe (12) with internal sets of castors (15) for rails, bearings/ (15), A C generators (24), rope cable holes (14) and wind deflector. A cylindrical drum (16) with plurality of blades (20) fits bearings (15). Bottom of drum has a generator gear (23) running A C generator (24). Mast has an electronic control (6) with a rope module, its rope drum (9), its motor (8) & wind sensor, the electric module with generator A C current output of volt, phase& communicating safety module with lamps. The drum has top (19) bottom (22) additional blade sets on different radii for more energy! The low wind model has deflectors (26, 28) directing wind to drum blades rotating generator for more electricity. In storms, electronic control lowers drum blades safely.

点検装置及び点検方法

Resumen de: JP2026099134A

【課題】風車ブレードの点検を低コストで行うこと。【解決手段】点検装置１は、風力発電設備１００における主塔１０１の外面に設けられ、主塔１０１の長手方向に沿って直線状に延在する第１のレール２と、風力発電設備１００における風車ブレード１０４を撮像する撮像部３２、及び撮像部３２を支持しつつ第１のレール２に沿って移動する移動部３１を有する撮像装置３と、撮像装置３の動作を制御する制御装置とを備える。【選択図】図１

カイトを係留するテザーのウインチ装置

Resumen de: JP2026099164A

【課題】 上空に昇揚されるカイト３を係留するテザー２のウインチ装置１に於ける収納及び繰り出しが良好に達成できるように、テザーをウインチ装置に収納する際にテザーのクリーニングを実施する構成１０～１４を提供する。【解決手段】 上空に昇揚されるカイトに連結されてカイトを係留するテザーのウインチ装置は、該ウインチ装置の外に延在しているテザーをウインチ装置内に収容する際にテザーのクリーニングをするテザークリーニング手段１０を含む。テザークリーニング手段は、テザー収納手段とカイトとの間にて連結されたテザーの案内するテザー案内手段の外側に設けられ、テザーを収容する際にテザーのテザー案内手段の通過前にテザークリーニング手段がテザーの表面の異物を除去するよう構成されていてよい。【選択図】 図１

PHOTONICALLY POWERED ELECTROMAGNETIC GENERATOR

Resumen de: US20260171877A1

A photonically powered electromagnetic generator is provided. In another aspect, a generator includes a photon source configured to emit photons, a photovoltaic cell configured to receive the photons, a rotor including a yoke and wire windings, a stator surrounding the rotor, and the rotor being configured to create electromagnetism due to its receipt of electricity from the photovoltaic cell when the photovoltaic cell receives the photons, without the use of a brush and without the use of a permanent magnet.

METHOD AND ANODE MOUNT FOR MOUNTING AN ICCP ANODE ON AN OFFSHORE CONSTRUCTION

Resumen de: US20260168110A1

0000 A method and a anode mount for mounting an ICCP anode on an offshore foundation pile for a wind turbine, for protecting the outside surface of the foundation pile includes using an ROV inside the foundation pile for installation of a preferably cylindrical anode through an aperture in a wall of the foundation pile, and mounting an anode mount on the wall of the foundation pile, the anode mount supporting the preferably cylindrical anode outside the foundation pile.

DOUBLE-LAYER WIND TURBINE BLADE AND MODULAR WIND POWER SYSTEM

Resumen de: WO2026123648A1

A double-layer wind turbine blade, comprising at least two blades (31) arranged up and down. The upper and lower blades (31) are connected by means of a support body to form a truss structure, so that the double-layer wind turbine blade has a bending resistance more than three times the bending resistance of a single blade. In addition, the present invention further relates to a modular wind power system comprising the double-layer wind turbine blade.

PROFILED WING SYSTEM

Resumen de: US20260167313A1

A telescopic profiled wing system, for propelling a vehicle by the wind, the profiled wing system including a mast, and a set of telescopic segments, cooperating with one another during guidance. The telescopic segments form a profiled wing at least in a deployed position in which the various telescopic segments extend, with respect to one another, in the direction of the mast by forming the profiled wing, the profiled wing having a first wing surface and a second wing surface distributed on either side of the mast, the system switches from the deployed position to a retracted position in which the various segments are telescoped into one another, the profiled wing then in a position that takes up less space with respect to the deployed position.

AN APPARATUS FOR CONTROLLING FLUID FLOW TO TURBINES

Resumen de: WO2025032216A1

The invention provides an apparatus for introducing skew to a fluid flow directed on to one or more vertical axis turbine, the apparatus comprising a support structure (2, 4, 6) having mounted thereon a plurality of vertically spaced aerofoils (8) arranged to surround the one or more vertical axis turbines, the vertical spacings being selected and the aerofoils being profiled and arranged at an angle such that fluid flow between the aerofoils is skewed before it is incident upon the vertical axis turbine(s).

MULTI-BLADE WIND TURBINE

Resumen de: EP4760090A1

The invention refers to a multi-blade wind turbine, used for conversion of wind energy into mechanical energy by means of a low-speed wind rotor, having good performance and being friendly to flying fauna, in particular birds and bats. The rotor of the multiblade turbine is equipped with several blades characterized by a torsion distributed linearly along its length and the effective angle of incidence between each blade and the wind direction is constant, which leads to a high turbine power coefficient (turbine rotor efficiency) at optimal tip speed ratio.

OPERATING WIND TURBINE WITH DAMAGED YAW RING

Resumen de: WO2025031551A1

A method of operating a wind turbine, the wind turbine comprising a rotor and a yaw system, the yaw system comprising: a yaw ring and a pinion engaging the yaw ring. The method comprises: a) operating the yaw system to yaw the rotor in response to wind direction changes, thereby changing a rotor yaw direction; b) identifying a location of a damaged or missing tooth of the yaw ring; c) based on the identified location of the damaged or missing tooth and the location of the pinion, determining a safe sector and a restricted sector, wherein the pinion coincides with the location of the damaged or missing tooth when the rotor yaw direction is in the restricted sector; d) generating power with the rotor when the rotor yaw direction is in the safe sector; and e) disabling or otherwise modifying the operation of the wind turbine to substantially avoid generation of power by the rotor with the rotor yaw direction in the restricted sector.

METHOD FOR JOINING TWO ROTOR BLADE SEGMENTS OF A WIND TURBINE ROTOR BLADE AS WELL AS ALIGNMENT PIN

Resumen de: EP4506558A1

0001 The invention concerns a method of connecting two rotor blade segments (132, 134) of a wind turbine rotor blade (110), comprising: - providing a first rotor blade segment (132) and a second rotor blade segment (134), - providing a longitudinally extending alignment pin (152, 176, 180), - inserting the alignment pin (152, 176, 180) into the first rotor blade segment (132) such that a first longitudinal section (156) is received in the first bushing (140) and a second longitudinal section (158) protrudes out of the first bushing (140), - aligning the second rotor blade segment (134) by means of the inserted alignment pin (152, 176, 180), wherein the second rotor blade segment (134) is moved onto the alignment pin (152, 176, 180), - removing the alignment pin (152, 176, 180) from the first rotor blade segment (132), - tightly screwing a connecting bolt (146) in the first bushing (140) and second bushing (142) to mechanically connect the two rotor blade segments (132, 134) to one another. 0002 The invention also refers to the use of an alignment pin.

SYSTEM AND METHOD FOR TRANSFERRING AN END OF A POWER CABLE

Resumen de: GB2632425A

Transferring a first end 12 of a power cable 10 from a floating vessel 520 to an offshore structure 100 (Figure 1) such that the first end remains above sea level 40 (Figure 1), comprising a transfer apparatus 500 comprising a zip line arrangement comprising a zip line 540 suspended between a first connection 501 positioned on the offshore structure, to a second connection 502 positioned on the floating vessel; a cable mounting device 550 is positioned on the zip line and receives a first end of a power cable. A driving arrangement may move the first connection along the vertical length of the offshore structure. A cable drive unit may transfer the cable mounting device along the suspended zipwire. The offshore structure may comprise a routing unit 102 (Figure 3) connectable to the power cable and an actuator 300 (Figure 3) which moves the routing unit from a first position where the routing unit is above sea level and a second position where the routing unit is in an installed position.

GEAR DEVICE FOR WIND TURBINE

Resumen de: WO2025034117A1

There is described a gear device (1) comprising: - two parallel planetary gears (22) arranged one behind the other along a rotation axis (A) of the gear device (1), each planetary gear comprises a sun gear (24), a ring gear (28) and a set of planet gears (26), the two sets of planet gears (26) are arranged in a common planet gear carrier (30), and the two sun gears (24) are connected to a common rotary shaft (32) along the rotation axis (A) of the gear device (1); - a gear device housing (42) which encircles at least a portion of the two planetary gears (22), where the gear device (1) further comprises an internal torque distributor (43) connected to each of the ring gears (28) and to the gear device housing (42), so that the two ring gears (28) are allowed to twist relative to each other around the rotation axis (A) during use. Also described is a gear assembly (10) comprising two such gear devices (1) as well as a wind turbine comprising a gear device (1) or a gear assembly (10).

潤滑リング、風力タービンギアボックス、風力タービン及び風力タービンギアボックスの組立方法

Resumen de: WO2024254758A1

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.

A DEVICE FOR INSTALLING A BLADE ASSEMBLY, A ROTOR UNIT, A WIND-POWER PLANT, A METHOD FOR INSTALLING A BLADE ASSEMBLY, AND USE OF SUCH A DEVICE, ROTOR UNIT AND WIND-POWER PLANT

Resumen de: WO2025034119A1

A device (10) for installing a blade assembly (12) at a rotor receiver unit (14) of a vertical axis wind turbine (3). The turbine is configured to be arranged at an elongated support pillar (5). The blade assembly comprises a blade (20) and a strut (22). The device comprises a first installation pivot (30) a second installation pivot (32), a third installation pivot (34) and a displacement arrangement (40) configured to hold and guide a displacement of one of the second installation pivot and the third installation pivot between a first position and a second position. The displacement of the second installation pivot or the third installation pivot is such that, in the first position, the second installation pivot or the third installation pivot is located further away from the first installation pivot than when the second installation pivot or third installation pivot is located in the second position.

WIND TURBINE BLADE AIRFOIL FAMILY

Resumen de: EP4760089A1

A wind turbine blade airfoil family, comprising a first airfoil family, a second airfoil family, and a third airfoil family, each of which comprises a plurality of airfoils. Each airfoil in the first airfoil family has a first relative thickness d1, having the range of 17.1% ≤ d1 ≤ 26.3%; each airfoil in the second airfoil family has a second relative thickness d2, having the range of 28.5% ≤ d2 ≤ 36.8%; each airfoil in the third airfoil family has a third relative thickness d3, having the range of 37.9% ≤ d2 ≤ 63.0%; the range of the ratio of the distance from the maximum thickness position of each airfoil to the front edge to the chord length is 26.5%-35.0%. The airfoil family can improve the efficiency-load characteristics of blades, increase the stall margin of blades, the roughness sensitivity of the power generation performance, etc., and is conducive to the low-cost and lightweight design of blades.

METHOD FOR EVALUATING A PERFORMANCE OF A WIND TURBINE

Resumen de: EP4760093A1

The invention provides a method for evaluating a performance of a wind turbine, a computer program, a training data set and a performance evaluation system comprising inter alia the following steps: clustering a plurality of wind turbines with a trained machine learning algorithm into a plurality of clusters of wind turbines, acquiring the at least one site specific parameter for the wind turbine, identifying a specific cluster from the plurality of clusters with comparable conditions to the wind turbine based on the at least one site specific parameter of the wind turbines comprised in the specific cluster and the at least one site specific parameter of the wind turbine, determining a cluster performance index of the specific cluster based on the at least one power production parameter of the wind turbines comprised in the specific cluster, evaluating the performance of the wind turbine.

TRANSMISSION DRIVE TRAIN WITH TILT COMPENSATION

Resumen de: EP4760092A1

Getriebeantriebsstrang 10 mit einer Triebstrangachse A_D für eine Windkraftanlage 100 zur Drehmomentübertragung in einer Richtung M, umfassend ein Getriebegehäuse 12, zumindest eine erste um die Triebstrangachse A_D drehbare Planetenstufe 20 oder zumindest eine erste Planetenstufe 20 und eine nachfolgende Stirnradstufe 44, wobei ein Hohlrad 14 der zumindest ersten Planetenstufe 20 als Gehäusekomponente des Getriebegehäuses 12 ausgebildet ist und die erste Planetenstufe 20 einen Planetenradträger 16 mit einer ersten Mittelachse A_M1 mit darin aufgenommenen Planetenrädern 18 aufweist, wobei der Planetenradträger 16 mit einem in der Richtung M betrachtet ersten und zweiten Lager 26₁, 26₂ gegenüber dem Getriebegehäuse 12 drehbar gelagert ist. Eine um eine Mittelachse A_L verlaufende Lagerlaufbahn 48 eines in zumindest einem gehäuseseitigen Lagersitz 28, 34 aufgenommen Lagerrings 30 des zumindest einen Lagers 26₁, 26₂ weist einen exzentrischen Versatz V_r in eine Richtung der auf den Getriebeantriebsstrang 10 wirkenden Gewichtskraft F_RG zueinander auf.

Improvements in and relating to fluid flow-driven generators

Resumen de: GB2702547A

A fluid flow-driven generator 1 for generating energy from a flow of liquid or gas comprises a fluid-driven device 3, 4 with at least one movable foil 41 that has an adjustable angle of attack. A sensor (24, figure 1) senses a magnitude of a dynamic environmental or structural factor indicative of a load on the device, and a governor 21 controls the angle of attack of the foil to moderate the drag on the foil 41. This allows the ratio of the power coefficient C, to drag on the foil to be optimised, increasing the capacity factor of the generator. The fluid-driven device may comprise a fluid-driven flapping mechanism 3, 4 that undergoes reciprocal motion in the flow. The governor may control the amplitude of the reciprocal motion. Also disclosed is a passive or semi-passive fluid-driven flapping mechanism with a swing arm 3 having a hydrofoil pivoted on a fulcrum 43, and at least one elevon 42 pivoted to the hydrofoil for movement between two opposite angled states which are inverted at each stroke of the swing arm, causing automatic reversal of the pitch of the hydrofoil. Figure 3

GUIDE VANE ASSEMBLY FOR A VERTICAL AXIS WIND TURBINE

Resumen de: EP4760091A1

The guide vane assembly for partially surrounds a vertical axis wind turbine (VAWT), and comprising a front guide and a side guide. The front guide extends ahead of the VAWT and covers a first portion of the VAWT. The front guide has a first inner side and a first outer side meeting at a first leading edge, the first inner side extending from the first leading edge to a first trailing edge and having a shape configured to accelerate incoming air flow from a front of the system into the VAWT. The side guide has a second inner side and a second outer side meeting at a second leading edge located laterally to the uncovered portion of the turbine and aligned with or to the side and behind a frontmost edge of the VAWT. The second inner side extends concavely around the VAWT toward a rear of the VAWT.

A system for harvesting electrical energy from wind currents produced at an airport

Nº publicación: GB2702463A 17/06/2026

Solicitante:

IAN LEWIS [GB]
Ian Lewis