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522
results.
Updated on
01/10/2025 [07:14:00]
Results 375 to 400 of 522
Absstract of: JP2025135264A
【課題】地上のクレーンを用いることなくブレードを好適に取り付けることができる。【解決手段】リフトアップ装置２０は、風力発電機のタワー１１の頂部へブレード１５ａを運搬するタワー１１の周囲に設けられたガイドタワー２１に支持され、昇降可能に構成された昇降フレーム部３０と、ブレード１５ａを吊り下げ可能に構成され、タワー１１の頂部に設けられたハブ１４のブレード取付口１４ａにブレード１５ａを取り付けるべく、昇降フレーム部３０上において水平方向に移動可能に構成された第２架台５０とを備える。【選択図】図１８
Absstract of: US2025290491A1
The present invention provides a method of repairing a metal mesh in a wind turbine blade part, damaged for instance by a lightning strike. The method comprises providing a wind turbine blade part; exposing a first metal mesh comprised in the wind turbine blade part; adhesively attaching a second metal mesh to the first metal mesh using an electrically conductive adhesive, such that the second metal mesh at least partially overlaps the first metal mesh; and covering the second metal mesh with cover material to finalise the repair. A corresponding wind turbine blade part is also provided.
Absstract of: US2025290489A1
A coupling for a drive train of a wind turbine between the gearbox and the generator has a drive-side coupling hub, an output-side coupling hub and an intermediate section. The coupling has a torque limiter. In order to create a generic drive train, which is designed such that in the event of an overload, significantly higher energies can be absorbed, the torque limiter has more than two friction elements, in particular disks.
Absstract of: US2025290488A1
A venting apparatus for generating electricity, the apparatus comprising a head and a base, whereby rotation of the head relative to the base generates electricity, wherein the head includes: a receptacle in which is disposed a solar cell, and a plurality of blades disposed around a periphery of the head for rotating the head in response to airflow around and/or over the head.
Absstract of: US2025290486A1
A wind turbine flutter suppression method includes: determining a nacelle-wind direction angle between a wind direction and a nacelle direction; and determining a pitching method for changing pitch angles according to the nacelle-wind direction angle. The pitching method includes a speed-controlled pitching scheme and a pitch-angle-sequence-controlled pitching scheme. The speed-controlled pitching scheme includes regulating pitch angles of blades of the wind turbine according to a rotor speed of the wind turbine to keep the rotor speed within a preset speed range until flutter of the wind turbine is suppressed. The pitch-angle-sequence-controlled pitching scheme includes performing a pitching operation on the pitch angles of the blades of the wind turbine according to preset pitching rules until the flutter of the wind turbine is suppressed.
Absstract of: US2025290492A1
The present invention relates to a peripheral bearing support system which is suitable for stably supporting a peripheral support turbine by means of a peripheral bearing, and comprising a fixed element of the peripheral support, a rotating washer element, a bearing transition element and a non-conventional axial bearing; wherein the washer rotating element is suitable to be in contact with the peripheral support turbine and is positioned in between two ball beds of the non-conventional axial bearing; wherein each ball bed is between said washer rotating element and one of the sections of the bearing transition element.
Absstract of: US2025290485A1
A method is for operating a wind turbine operable in various operating conditions. Each operating condition is characterized by at least one performance parameter value. A turbulence indicator safety function is associated with the wind turbine and defines maximum allowable turbulence indicator values depending on the operating condition and a wind speed. The method includes at least the following steps: determining the current operating condition, estimating the current wind speed, evaluating a current TImax value linked to the current operating condition and the current wind speed, determining a current turbulence indicator estimation TIest value representative of a current wind turbulence, comparing the current TIest value to the current TImax value, wherein, if the current TIest value exceeds the current TImax value, the current operating condition is adapted to a safe operating condition, associated with a TImax value that is equal to or exceeds the current TIest value.
Absstract of: US2025290484A1
A method of manufacturing a wind turbine rotor blade part, the method including: providing a placeholder including a core member and a sleeve, wherein the core member defines a longitudinal direction and has a circumferential surface, a front end and a back end, and the sleeve includes a peel ply layer, wherein the sleeve covers the circumferential surface and the back end of the core member and is affixed to the back end of the core member; arranging the placeholder together with reinforcing fibers and a matrix material in a mold; curing of the matrix material, so that the placeholder is embedded in a fiber-reinforced composite material.
Absstract of: US2025290596A1
Provided are a base member 11 to which one end of a spring 13 is connected, and a shaft 12 to which the other end of the spring 13 is connected, and which is configured to move relative to the base member in a direction of a central axis of the shaft when the shaft comes into contact with a target object, wherein the spring 13 is arranged such that a center axis of the spring 13 is at an angle to the center axis of the shaft.
Absstract of: US2025289537A1
An offshore floating platform device, a construction method, and an operation method are provided. The device includes a pontoon carrier component. The pontoon carrier component includes a pontoon provided with a counterweight body at a bottom and a central cylinder at a top. The pontoon is provided with an anchor chain assembly on its outer cylindrical surface for keeping the elevation of the pontoon carrier component in the sea. A platform is arranged around an edge of a top surface of the central cylinder. Multiple tower bases are provided on a top surface of the central cylinder for installing a tower of the wind turbine. A buoyancy support component is provided on an outer cylindrical surface of the central cylinder, and the buoyancy support component ascends and descends as it rolls along the outer cylindrical surface of the central cylinder in response to changes in water level.
Absstract of: US2025290487A1
A bridle system and roll control sheave for quickly and accurately directing the roll of an airborne wing in an airborne wind energy system is disclosed. A pair of medial bridle segments are connected to a sheave which is placed within the fuselage. A roll control motor is preferably connected to the sheave and is controlled by an electronic controller to rotate and change the relative lengths of the medial bridle segments.
Absstract of: US2025290490A1
The invention relates to a blade decommissioning tool for decommissioning an installed wind turbine blade. The blade decommissioning tool comprises cutting means for cutting through the wind turbine blade in a transversal direction perpendicular to a longitudinal direction L of the wind turbine blade to form a proximal and distal part of the wind turbine blade; lowering means for lowering the distal part of the wind turbine blade relative to the proximal part; support means for supporting the cutting means and the lowering means; and clamping means for clamping the support means to wind turbine blade.
Absstract of: US2025293555A1
A wind-turbine-generator stator includes a plurality of stator teeth; stator grooves arranged alternately in a circumferential manner; and a plurality of preformed coils inserted into the stator grooves. Each performed coils is a partial winding of at least one electrical conductor. The partial winding has winding heads arranged at two opposite ends and two parallel limbs. Each of the two parallel limbs has a corresponding inner side and a corresponding outer side. In one of the stator grooves, the two parallel limbs of different preformed coils are inserted such that corresponding outer sides of the two parallel limbs face each other and corresponding inner sides of the two parallel limbs face a different one of the stator teeth. A wedge is pressed between the corresponding outer sides of the two parallel limbs such that a force is exerted onto the corresponding outer side of the two parallel limbs.
Absstract of: WO2025193421A1
An airflow charging system and vehicle include a turbine, a driveline pulley and a driving belt, a charging pulley and a charging belt, a processor, and a memory. The turbine is configured to rotate the driveline pulley, and the driveline pulley is operably connected to an electric motor. The charging pulley is operably connected to the electric motor, and rotation of the charging pulley is configured to charge a battery. The battery provides power to the electric motor. The memory includes instructions stored thereon, which, when executed by the processor, cause the system to receive a first signal indicating that the vehicle is in motion, operate the electric motor to rotate the turbine, receive a second signal from the vehicle indicating a vehicle speed, and, if the vehicle speed is greater than or equal to a predetermined speed, stop operating the electric motor.
Absstract of: WO2025193396A1
A vertical axis windmill turbine includes a support structure for supporting the vertical axis windmill turbine above ground level. At least one rotor rotates upon the support structure. The at least one rotor has a horizontal structure having a rotational axis perpendicular to the ground level. The support structure further comprises at least one circular torque ring member extending around the rotational axis of the at least one rotor. A plurality of blades positioned within each of the at least one rotor causes the at least one rotor to rotate on the support structure responsive to wind force. A plurality of torque ring mounting connectors associated with each of the plurality of blades interconnect the at least one circular torque ring to the plurality of blades. A plurality of vanes are located on each of the plurality of blades and rotate between an open position to limit drag on the at least one rotor and a closed position that provides a rotational force to the at least one rotor. The plurality of vanes rotating between the open position and the closed position responsive to a wind force.
Absstract of: WO2025192810A1
A method of photographing a moving object, according to one aspect, includes: obtaining motion information of at least one element included in the object; generating first images, each containing at least one portion of the at least one element captured by at least one camera of an aerial vehicle; and generating a second image corresponding to the at least one element by using the first images and the motion information.
Absstract of: WO2025193692A1
A double turbine, includes: a rotatable deflector disc including a first base plate and a second base plate facing opposing directions along an axis of rotation; a first plural number of first vanes each pivotally mounted on the first base plate and uniformly spaced around the axis of rotation by a vane spacing angle; a second plural number of second vanes each pivotally mounted on the second base plate, and uniformly spaced around the axis of rotation by the vane spacing angle, the second plural number being equivalent to the first plural number; wherein each first vane is angularly positioned with respect to the rotation axis as between two second vanes. Multiple such double turbines can be stacked with a progressive helical twist such that each one double turbine is offset from at least one adjacent double turbine by a common twist angle with respect to the axis of rotation.
Absstract of: WO2025192244A1
A diagnostic device (100) diagnoses a wind-powered electricity generation device (20) comprising a component group (21). A computing device (102) of the diagnostic device (100) uses abnormality information to identify an abnormal component from the component group (21). On the basis of the abnormal component, the computing device (102) generates sensor information indicating a sensor recommended for installation in the wind-powered electricity generation device (20). An interface (106) then outputs the sensor information.
Absstract of: WO2025192245A1
In the present invention, a calculation device (102): identifies, on the basis of a physical quantity, an abnormal value indicating the degree of abnormality of a diagnosis location for each of all diagnosis locations of a plurality of wind power generation devices (20); identifies, among all of the diagnosis locations, a maximum abnormal location in which the abnormal value is a maximum abnormal value; generates abnormality information including the maximum abnormal location; and outputs the abnormality information.
Absstract of: WO2025189267A1
The present invention relates to towers for supporting loads, such as towers for telecommunications, lighting, power transmission, wind energy, and other applications. More particularly, the invention is directed to a modular mixed triangular tower for supporting loads, characterized in that it comprises at least one first module at the base of the tower formed by: a) three tubular metal columns arranged in a triangular configuration around the vertical axis of the hybrid triangular tower; and b) a plurality of bracing members interconnecting the ends of the metal columns, wherein said members include horizontal gusseted tubular crossbeams rigidly interconnecting the upper ends of the columns of the module, and diagonal gusseted tie rods rigidly interconnecting and securing the upper ends to the lower ends of the metal columns; c) the metal columns having a diameter-to-thickness ratio (D/t) of between 20 and 150 and being filled with a composite material.
Absstract of: JP2025135304A
【課題】比較的簡易な装置により空中で吊荷の向きを制御することを可能とした吊荷向き制御システムおよびこの吊荷向き制御システムを利用した風力発電施設のブレード設置方法を提案する。【解決手段】吊荷向き制御システム２は、揚重機に吊持されるとともに長尺の吊荷を吊下する吊枠３と、吊枠３に設けられたファンユニット４とを備えている。ファンユニット４は、横方向に離間して設けられた一対のファン４１，４１を有している。一対のファン４１，４１は、互いに逆向きに送風することで右向きまたは左向きの回転モーメントを吊枠３に付与する。【選択図】図３
Absstract of: WO2025191270A1
The disclosure relates to monitoring blades of a wind turbine rotor shaft. Example embodiments include a computer-implemented method of monitoring blades of a wind5 turbine (100), the wind turbine (100) having a plurality of blades (103a, 103b) mounted to a hub (102), each blade (103a) comprising one or more strain sensors (109a1-3) mounted to the blade (103a) at corresponding respective distances from the hub (102, 201) along the blade (103a), the method comprising: i) recording (1301) strain measurements from the strain sensors (109a1-3) on each of the plurality of blades10 (103a); ii) recording (1302) a rotor speed of the wind turbine (100); iii) calculating (1303) a statistical measure of each of the recorded strain measurements; iv) calculating (1304) a difference in the statistical measure for strain sensors at corresponding positions on each of the plurality of blades over a range of rotor speeds; and v) identifying (1305) the presence or absence of damage in one of the plurality of blades15 based on the calculated difference.
Absstract of: WO2025191099A1
The present invention relates to a mobile plant for recovering wind turbine blades in wind farms comprising: a tilting feed belt configured to receive at one end at least a portion of a wind turbine blade and connected at its outlet to a shredder; a mobile shredding assembly comprising: a shredder feed assembly; a disc rotor; a fragmented product output belt; and a running gear configured to move the mobile shredding assembly; wherein the mobile plant is characterised in that the tilting feed belt and the mobile shredding assembly have a modular configuration, such that they are connectable to each other in the working position and removable in the transport position.
Absstract of: WO2025191128A1
Expansion connector for interconnecting first and second members of a wind turbine assembly, having actuating and expansion directions, comprising: an actuator, having an elongate portion and a primary wedge portion extending from the elongate portion in the actuating direction, the primary wedge portion having a first inclined surface such that the primary wedge portion tapers towards the elongate portion; an actuation wedge, having a base portion configured to receive the elongate portion of the actuator, and a secondary wedge portion extending from the base portion in the actuating direction, towards the primary wedge portion, the secondary wedge portion having a second inclined surface, such that the secondary wedge portion tapers away from the base portion, wherein the secondary wedge portion is offset with respect to the primary wedge portion in a lateral direction, such that, as seen in the lateral direction, the primary and secondary wedge portions are allowed to overlap; and an expansion block comprising at least first and second complementary inclined surfaces that contact, respectively, the first and second inclined surfaces.
Nº publicación: WO2025190546A1 18/09/2025
Applicant:
NORDEX ENERGY SPAIN SAU [ES]
NORDEX ENERGY SPAIN, S.A.U
Absstract of: WO2025190546A1
The object of the invention is a hybrid wind turbine tower which reduces the number of connections between sections, so optimizing the design, also avoiding the concentration of stresses along the height of the tower and reducing the costs of transportation.
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