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143
resultados
Última actualización
17/07/2025 [07:37:00]
Resultados 75 a 100 de 143
Resumen de: WO2025139030A1
A monitoring and early-warning apparatus for a clearance between a blade root and a spinner of a wind turbine generator set. The apparatus comprises a multi-modal sensor, a data processing device, an early-warning device and a communication unit, wherein the multi-modal sensor comprehensively monitors an environmental condition and a mechanical state; the data processing device establishes a temperature impact model, a vibration impact model and a material fatigue impact model, and analyzes the impacts of these factors on a clearance between a blade root and a spinner; the early-warning device determines an ideal clearance value on the basis of historical clearance data, calculates a predicted clearance value on the basis of an analysis result, and compares the ideal clearance value with the predicted clearance value to obtain the difference therebetween, so as to generate an early-warning signal; and the communication unit is responsible for data and signal transmission. The apparatus improves the safety, reliability and operation efficiency of a wind turbine generator set, also reduces the maintenance costs, and enhances the data analysis capability and the level of intelligence.
Resumen de: WO2025141050A1
A method for controlling an Airborne Wind Energy System the method comprising the steps of controlling a wind engaging member, in a first flight mode, wherein the method comprises controlling a steering angle of the power kite by balancing the steering lines; and/or controlling an angle of attack of the power kite by pulling and releasing the back line and/or the front line such that the kite is steerable in a crosswind direction to generate power by unwinding the tether; and, in a second flight mode, controlling a relative distance between both wingtips of the kite and the central part of the leading edge such that an effective lift generating surface area of the power kite is reduced.
Resumen de: WO2025140763A1
In a first aspect of the present invention there is provided turnover support apparatus for supporting a wind turbine bearing when turning the bearing in an assembly process. The wind turbine bearing comprises an inner bearing ring configured for attachment to a first wind turbine component and an outer bearing ring configured for attachment to a second wind turbine component. The inner and outer bearing rings are rotatable relative to one another about a bearing axis and in a bearing plane orthogonal to the bearing axis. The turnover support apparatus comprises a bearing cradle configured for attachment to the wind turbine bearing to assist turning the bearing about an axis orthogonal to the bearing axis. The bearing cradle comprises a bearing holding portion on a first side of the cradle. The bearing holding portion comprises an aperture for receiving at least a portion of the outer bearing ring and fixing means for releasably fixing at least one of the inner and/or outer bearing ring to the cradle. The bearing cradle further comprises a curved rocking surface on a second side of the bearing cradle opposite to the first side of the cradle such that, in use, the wind turbine bearing may be supported by the bearing cradle on an underlying floor surface via the curved rocking surface. The curved rocking surface is configured to define a turnover axis at a point of contact between the curved rocking surface and the floor surface about which the cradle and attached bearing are p
Resumen de: WO2025140762A1
The invention relates to method repairing defect regions (401) which have developed during manufacturing of a wind turbine blade component (599). The method involves the steps of preparing a layered fiber material structure (600) for the wind turbine blade component; arranging a vacuum bag (402) over the layered fiber material structure; applying a vacuum assisted resin infusion process; recognizing a defect region below the vacuum bag which has not been sufficiently infused with resin; placing a piercing device on the vacuum bag; sealing an area covering the piercing device (501) and at least a part of the defect region with a repair bag (502) so that the repair bag forms an airtight envelope over the piercing device; piercing the vacuum bag with the piercing device; and extracting air out of the repair bag to force the resin from locations surrounding the defect region to flow into the insufficiently resin infused part of the layered fiber material structure.
Resumen de: WO2025140761A1
Disclosed is a method, performed by an electronic device, for predicting a temperature parameter associated with a component of a wind turbine. The wind turbine comprises a plurality of sensors associated with the component. The plurality of sensors comprises a first sensor and a second sensor. The method comprises obtaining an energy input parameter indicative of an energy dissipation of the component. The method comprises obtaining a plurality of temperature measurements comprising a first temperature measurement of the component provided by the first sensor, and a second temperature measurement of the component provided by the second sensor. The method comprises predicting, based on the energy input parameter and a cross-sensor correlation model, a temperature parameter associated with the first sensor. The cross-sensor correlation model is configured to characterize a correlation between the first temperature measurement and the second temperature measurement. Fig. 2 to be published.
Resumen de: AU2024209482A1
Embodiments disclosed herein include a buoyant wave energy converter. In an embodiment, the wave energy converter comprises an upper chamber having a first fluid reservoir and a first gas pocket, and a lower chamber having a second fluid reservoir and a second gas pocket. In an embodiment, an injection tube is between and fluidly coupled to the upper chamber and the lower chamber, where the injection tube is to impel a fluid from the second fluid reservoir into the first fluid reservoir when the upper chamber, the lower chamber and the injection tube oscillate about a waterline with the upper chamber adjacent to the waterline and the lower chamber submerged below the waterline and vertically beneath the upper chamber. In an embodiment, an effluent tube is fluidly coupled to the upper chamber and the lower chamber, where the effluent tube is to return the fluid from the first fluid reservoir to the second fluid reservoir.
Resumen de: US2025214688A1
The intervention platform comprises: a floating base, immersed in a body of water; at least a wind turbine equipment lifting tower, configured to lift at least an equipment of the wind turbine; The intervention platform has at least a heave plate configured to protrude laterally from the floating base, the heave plate defining an upper surface configured to engage a lower surface of the offshore wind turbine platform. The floating base has at least a ballast receiving volume, the intervention platform having a ballast controller configured to control a quantity of ballast received in the ballast receiving volume to lift the upper surface of the offshore heave plate in contact with the lower surface of the offshore wind turbine platform.
Resumen de: US2025214715A1
An embodiment vertiport includes a main body portion having a lower space, a take-off and landing zone disposed in the lower space and spaced apart from the main body portion by a predetermined gap, a door portion disposed in the gap and configured to open or close the gap, a plurality of elevating portions disposed to surround the take-off and landing zone in the lower space, a ring-shaped portion surrounding the take-off and landing zone and connected to the plurality of elevating portions, wherein the ring-shaped portion is configured to be elevated by the plurality of elevating portions, and a plurality of generators disposed on the ring-shaped portion in a fixed position.
Resumen de: US2025215933A1
A lubrication system for a bearing arrangement of a wind turbine is disclosed. The bearing arrangement includes an interior space. The system includes a device for extracting at least a portion of a lubricant out of the interior space and for supplying the extracted lubricant to at least one region of the interior space.
Resumen de: US2025215854A1
Method for operating a wind turbine including a rotor with multiple rotor blades, at least one actuator for adjusting the pitch angle of the rotor blades and a generator driven by the rotor, wherein in at least one mode of operation of the wind turbine the actuator is used to vary the pitch angle by adding a time variable pitch offset to a given pitch angle, wherein the pitch offset is varied within a given offset interval of up to 2° by performing repetitions of an offset variation including increasing the pitch offset to a first pitch offset limit within the offset interval and subsequently decreasing the pitch offset to a second pitch angle limit within the offset interval.
Resumen de: US2025215856A1
In the assembly of an offshore support structure for a wind turbine, tubular braces are interconnected or connected to a tower support in casted connections where an end part of the corresponding brace is inserted into a cavity of a concrete-casted shell unit that is fixed onto the outer surface of the inter-connecting brace or on the outer surface of the tower support, and the volume in the cavity is filled by a hardening fixation material, typically grout, after insertion of the corresponding brace.
Resumen de: US2025215855A1
A system for lowering blades without using a crane, which solves a de alignment and insertion problem resulting from the tilt and coning of the blade along the first/last 200-400 mm and the problem of space inside the hub. The system is characterized in that it moves the vertical load of the blade by 90°, converting it into a horizontal load actuated by at least two hydraulic elements and by aligning the center of gravity (CoG) of the blade vertically with the center of a bearing by using cables and pulleys. Each of the systems is disposed inside the hub, in the bottom part thereof and secured to the fixed part. The system comprises three main parts: the pulley, the hydraulic element and an axis-shift element secured with pins, one of the pins being fixed and the other adjustable. The cable bordering the end pulley comprises connectors before the point at which same passes through interior pulleys, which distribute the load evenly between the two cables.
Resumen de: US2025215859A1
Methods and devices for replacing used bearing grease in a main bearing of a wind turbine. Methods for purging used bearing grease from a main bearing of a wind turbine in an up-tower arrangement without removing the main bearing cover. Methods for purging used bearing grease from a main bearing of a wind turbine in an up-tower arrangement while rotating the main shaft and main bearing.
Resumen de: US2025215851A1
The invention relates to an elastic rotary bearing for two-blade rotors that are used in wind turbines for high load cycles. The invention relates in particular to a new type of rotor hub for, in particular, elastically mounted two-blade rotors of wind turbines into which an elastic rotary bearing is integrated, which in turn is composed of two rotational joint units composed of layer elements and cone elements.
Resumen de: US2025215852A1
A hydraulic device for a pitch system of a wind turbine includes an air separation device which includes a fluid collector having an air accumulation portion, at least one fluid inlet and a fluid outlet portion, wherein a fluid emulsion of air and hydraulic fluid can be introduced into the fluid collector through the at least one fluid inlet. The fluid collector is labyrinth-shaped so that rotation of the air separation device about an axis of rotation causes the air in the fluid emulsion to move through the labyrinth-shaped fluid collector in a direction to the air accumulation portion and the hydraulic fluid in the fluid emulsion to move through the labyrinth-shaped fluid collector in a direction to the fluid outlet portion.
Resumen de: US2025215857A1
A transmission which may find particular utility in wind turbine application, but may also be used in other applications. The transmission comprises a fixed gear ring, a first drive member rotationally supported within the fixed gear ring, the first drive member defining a plurality of radially arranged apertures or bores, each of which accommodates a tooth element. The tooth elements have a tooth tip and a tooth base, and the first drive member further comprises a radially outer face and a radially inner face, and wherein the tooth tips of the tooth elements engage a corresponding gear profile defined by the fixed gear ring. A second drive member is rotationally supported such that it extends within the first drive member, and defines a cam profile which engages the tooth base of each of the plurality of tooth elements,. At least one of the tooth elements define an interior chamber. Beneficially, the invention involves configuring the tooth elements of the transmission to reduce their mass, which thereby benefits the noise, vibration and harshness characteristics of the transmission.
Resumen de: US2025215858A1
Systems and methods for performing external inspections and internal inspections on wind turbine blades and correlating the external and internal inspections with one another are disclosed herein. A method of inspecting a wind turbine blade includes analyzing an exterior of the blade to produce external blade data, analyzing an interior of the blade to produce internal blade data, correlating a first position of the internal blade data with a second position of the external blade, and displaying an image including the first position and the second position.
Resumen de: US2025215853A1
The present invention provides a high-elastic-modulus pultruded article that is highly resistant to cracking along the fiber axis of carbon fibers. The present invention is a unidirectional composite containing carbon fibers and a matrix resin, the unidirectional composite being such that the fluctuation width of the fiber axis when a single fiber of the carbon fibers is observed from the side at a linear distance of 1 mm is 1.5 μm or greater.
Resumen de: US2025219445A1
Disadvantage of existing fault detection approaches is that they fail to diagnose types and magnitudes of faults and to take into consideration uncertainties that arise due to various factors such as, but not limited to, sensor noise and model inaccuracies. System and method disclosed in the embodiments herein provide Bayesian regression-based fault detection and diagnosis in wind turbine sensors and actuators. In the process, the system generates one or more fault signature distributions and associated magnitude and uncertainty, wherein the one or more fault signature distributions is indicative of one or more probable faults in the wind turbine sensor and the actuator.
Resumen de: US2025219569A1
A) Wind turbine-solar panel hybrid system. The solar panels are attached to the wind turbine in such a way that they deflect the wind and direct it towards the wind turbine. The solar panels also serve to generate electricity (FIG. 1 1.2.3.φ). B) The wind turbine uses separating panels of different materials that are properly adjusted and deflect the wind towards the wind turbine resulting in multiple efficiency (FIG. 1 1.2.3.φ).
Resumen de: AU2023386380A1
There is provided an airfoil with a plurality of alternating projections and troughs along its trailing edge designed to traverse a fluid medium. The airfoil described uses the plurality of projections and troughs to negate noise, which is a function of wind speed and chord length. In an alternate variation, instead of, or in addition to negating noise, the plurality of projections and troughs instead are adapted to produce or modify noise such that it is generated in a desired frequency band. In this variation, the plurality of projections and troughs are structured such that the generated noise is in the desired frequency band that is based at least on a frequency band that is repulsive to various types of animals given a designated local wind speed. In another variation, the plurality of projections and troughs instead are adapted to improve the aerodynamic performance of the airfoil, either taken alone, or in the context of multiple airfoils working together within a system.
Resumen de: AU2024259654A1
Abstract System for a wind turbine and wind turbine According to an embodiment, the system (50) for a wind 5 turbine (100) comprises a first component (1) and a second (2) component. The first component and the second component are arranged rotatable relative to each other with the help of a bearing (3). The system further comprises a first electrical device (10) coupled to the first component and a 10 second electrical device (20) coupled to the second component. Moreover, the system comprises an electrical connection (12) between the first electrical device and the second electrical device as well as a filter element (40, 41) coupled to the electrical connection. The filter element is 15 configured to at least partially attenuate high-frequency electrical signals in the electrical connection. Significant figure: Figure 3 Abstract System for a wind turbine and wind turbine 5 According to an embodiment, the system (50) for a wind turbine (100) comprises a first component (1) and a second (2) component. The first component and the second component are arranged rotatable relative to each other with the help of a bearing (3) The system further comprises a first 10 electrical device (10) coupled to the first component and a second electrical device (20) coupled to the second component. Moreover, the system comprises an electrical connection (12) between the first electrical device and the second electrical device as well as a filter element (40, 41) 15 coupled to the electrical c
Resumen de: DE102023213363A1
Die vorliegende Erfindung betrifft eine hydraulische Vorrichtung 10 für ein Neigungssystem einer Windkraftanlage, umfassend eine Lufttrennungsvorrichtung 18, wobei die Lufttrennungsvorrichtung 18 einen Flüssigkeitsabscheider 26 mit einem Luftsammelabschnitt 28, mindestens einen Flüssigkeitseinlass 30 und einem Flüssigkeitsauslassabschnitt 32 umfasst, wobei eine Flüssigkeitsemulsion aus Luft und Hydraulikflüssigkeit durch den mindestens einen Flüssigkeitseinlass 30 in den Flüssigkeitsabscheider 26 eingeleitet werden kann. Der Flüssigkeitsabscheider 26 ist labyrinthförmig, so dass eine Drehung der Lufttrennungsvorrichtung 18 um eine Drehachse bewirkt, dass sich die Luft in der Flüssigkeitsemulsion durch den labyrinthförmigen Flüssigkeitsabscheider 26 in Richtung des Luftsammelabschnitts 28 bewegt und sich das Hydraulikflüssigkeit in der Flüssigkeitsemulsion durch den labyrinthförmigen Flüssigkeitsabscheider 26 in Richtung des Flüssigkeitsauslassabschnitts 32 bewegt. Die Erfindung bezieht sich ferner auf ein Neigungssystem und eine Windkraftanlage.
Resumen de: AU2024378987A1
The present application relates to the technical field of wind turbines. Provided are a wind turbine flutter suppression method and apparatus, and a control system and a wind turbine. The method comprises: determining a yaw angle between a wind direction and the orientation of a nacelle; and on the basis of the yaw angle, determining a pitch control method for changing a pitch angle. The pitch control method comprises a rotational-speed control based pitch control scheme and a pitch control sequence based pitch control scheme, wherein the rotational-speed control based pitch control scheme comprises: on the basis of the rotational speed of a rotor of a wind turbine, adjusting the pitch angle of blades of the wind turbine, so as to maintain the rotational speed of the rotor within a preset rotational-speed range until wind turbine flutter is suppressed; and the pitch control sequence based pitch control scheme comprises: on the basis of a preset pitch control rule, performing a pitch control operation on the pitch angle of the blades of the wind turbine until the wind turbine flutter is suppressed. By means of the method, the present application can realize wind turbine flutter suppression without using yaw when the wind turbine undergoes a power outage and relies on a low-power backup power source.
Nº publicación: JP2025100532A 03/07/2025
Solicitante:
株式会社ニコン
Resumen de: US2024102389A1
A blade member on a surface of which a groove structure is formed, wherein the groove structure includes a plurality of first groove structures, a plurality of second groove structures, and a third groove structure, the plurality of first groove structures are formed to extend in a first direction, the plurality of second groove structures are formed to extend in a second direction that is different from the first direction, the third groove structure extends along a third direction that is different from the first and second directions, and is formed between one first groove structure and one second groove structure.
BOPI
Sede Electrónica
