Absstract of: CN223876954U
本实用新型涉及风力发电机技术领域,具体为模块化组合的零部件快换工装,包括底板,底板的底部且靠近四个边角的位置均设有可制动万向轮,底板顶部的中部可拆卸连接有矩形支撑柱,矩形支撑柱的顶部开设有螺纹连接槽,螺纹连接槽螺纹连接有螺纹支撑柱,螺纹支撑柱外壁的顶部设有轴承,轴承的外侧设有矩形对接块,矩形对接块的顶部设有支撑顶板,支撑顶板底部的中部设有框形对接块。该模块化组合的零部件快换工装,工装的设计有效提高了变频器的更换效率,工装的模块化设计使得每个组件均可拆卸,方便了整体结构的组装与拆卸,支撑顶板的高度可大范围调节,确保在更换不同型号的变频器时,能够提供有效支撑。
Absstract of: US20260036169A1
A spherical roller bearing for supporting a wind turbine main shaft includes an outer ring, an inner ring having a diameter of at least 499 mm, two sets of spherical rollers which roll along raceways formed on the outer and inner rings, and first and second cages each configured to retain a separate one of the sets of spherical rollers. Each one of the first and second cages includes a first cage ring extending in a circumferential direction of the spherical roller bearing, a second cage ring spaced axially from the first cage ring and connected to the first cage ring by a plurality of cage bars so as to form closed pockets. Each pocket receives a separate one of the spherical rollers of one of the two sets of spherical rollers.
Absstract of: WO2026027931A1
A load management system for a wind turbine involves: a lifting device mounted in a nacelle and connectable to a load through a lifting line; and a slew frame connectable to the load when the load is at the nacelle, the slew frame operable to change an orientation of the load when the load is connected to the slew frame and the lifting device. The load management system can further have a taut wire system. The taut wire system involves a frame mounted up-tower in a nacelle, the frame having a plurality of interconnected beams mounted on both longitudinal top beams of the nacelle, the interconnected beams having a wire connector positioned outside the nacelle transversely beyond a sidewall of the nacelle. The taut wire system further has a down-tower tensioning subsystem and at least one tensioned guide wire connected to the frame at the wire connector.
Absstract of: US20260036113A1
According to the present invention there is provided a method of assembling a modular wind turbine blade comprising first and second blade modules connectable together at an interface to form at least part of the modular wind turbine blade. The method comprises providing a first blade module and a second blade module. Each blade module comprises an outer shell defining an outer surface of the blade module, a connecting region of the outer shell defining an interface end of the blade module, and a longitudinally-extending spar cap embedded in the outer shell. The spar cap has a tapered end portion in the connecting region in which the thickness of the spar cap decreases towards the interface end of the blade module such that a tapered recess is defined in the outer surface of the blade module. The method further comprises arranging the first and second blade modules end-to-end with the tapered recesses aligned to define a bridge recess. The tapered recess of the first blade module defines a first end of the bridge recess, and the tapered recess of the second blade module defines a second end of the bridge recess. The method further comprises arranging a stack of layers in the bridge recess and spanning the interface between the first and second blade modules. The stack of layers comprises a plurality of pre-cured layers interleaved with pre-preg interlayers. The pre-preg interlayers comprise fibrous material that is pre-impregnated with uncured resin. The method further compri
Absstract of: WO2026026507A1
A transient stability control method and apparatus for a wind-thermal-bundled system. The method comprises: acquiring in real time terminal voltage of a doubly-fed induction generator when the wind-thermal-bundled system experiences a fault (S1); in response to the terminal voltage of the doubly-fed induction generator being within a first voltage sag interval, increasing a reactive current injection coefficient of the doubly-fed induction generator on the basis of a preset adjustment rule, to reduce the swing amplitude of a synchronous generator during an acceleration phase under fault conditions (S2); in response to the terminal voltage of the doubly-fed induction generator being within a second voltage sag interval, increasing the reactive current injection coefficient of the doubly-fed induction generator on the basis of the adjustment rule, to reduce the swing amplitude of the synchronous generator during the acceleration phase and the swing amplitude thereof during a deceleration phase under fault conditions (S3); and in response to the terminal voltage of the doubly-fed induction generator being within a third voltage sag interval, decreasing the reactive current injection coefficient of the doubly-fed induction generator on the basis of the adjustment rule, to reduce the swing amplitude of the synchronous generator during the deceleration phase under fault conditions (S4).
Absstract of: WO2026026374A1
A safety seat rotation and pitch drive control method and a safety seat (100) using same. In the method, a first motor (121) drives a lead screw (122) and a nut (124) to achieve linear displacement so as to drive a seat body (10) to perform pitch adjustment, and a second motor (214) drives, by means of gear engagement between a drive plate (213) and a turntable (212), the seat body (10) to perform rotation adjustment. In addition, working currents of the two motors are collected and calculated to obtain a current change rate, and when the current change rate exceeds a preset value, the two motors are controlled to perform an emergency stop to avoid injury to children.
Absstract of: WO2026029428A1
The present invention relates to a general-purpose harvesting wind power generator with a triple power generation structure using rotation of a dual rotor, which performs triple power generation using rotation of a rotor rotating by using external wind and using rotation of a rotor formed to rotate by electric or mechanical power from an internally provided power means such as a motor and to rotate inertially by magnetic levitation at a predetermined level of rotational force or higher, thereby enabling energy harvesting in locations with abundant wasted wind, and efficiently performing self-power generation even in locations with low or aperiodic external wind.
Absstract of: WO2026026824A1
A method for calculating an icing range on a wind turbine blade. The method comprises: establishing a gas-liquid two-phase flow calculation model for a wind turbine blade, to obtain a water droplet collision coefficient for each unit on the surface of the wind turbine blade, and subsequently calculating the mass of liquid water captured from the air by each unit; on the basis of a thermal balance equation, calculating a water droplet freezing coefficient for each unit; on the basis of the mass of the liquid water and the water droplet freezing coefficient, calculating a water film thickness, and, performing a force analysis of the water film to obtain a water film flow velocity of each unit; and on the basis of the water film flow velocity and the water film thickness, calculating an inflow water volume and an outflow water volume, and updating the water film thickness for each unit until the difference in water film thickness for each unit before and after the update meets an error requirement, then outputting a final freezing coefficient and an icing thickness for each unit, and, on the basis of the freezing coefficient and the icing thickness for each unit, drawing an icing range distribution map for the surface of the wind turbine blade. Further comprised are an apparatus for calculating an icing range on a wind turbine blade, an electronic device, and a computer-readable storage medium. The method enables accurate acquisition of the icing range on wind turbine blades for
Absstract of: WO2026025722A1
The present invention relates to the technical field of wind turbines, and in particular to a wind turbine blade capable of removing ice, comprising: a wind turbine assembly, comprising a tower, a nacelle provided on the tower and a hub provided on a nacelle output end; blade assemblies circumferentially arrayed outside the hub and comprising outer housings; and de-icing assemblies, each comprising a de-icing frame movably arranged on the outer wall of an outer housing, a passing frame integrally formed outside the de-icing frame, and stay ropes arranged in the passing frame and used for scraping off condensed frost and condensed water from the surface of the outer housing. In the wind turbine blade provided by the present invention, condensed water or frost that may be formed on the surfaces of the wind turbine blades can be scraped off by the de-icing assemblies and, if a thick ice layer is formed, ice can be broken by striking so as to ensure the working efficiency of the blades as much as possible, thus effectively solving existing problems in the prior art.
Absstract of: WO2026026452A1
The present application provides a tower operating platform and a wind turbine tower. The tower operating platform comprises segmental modules and post-cast strips; the segmental modules are made by concrete casting; there are at least two segmental modules, and the at least two segmental modules are assembled and connected; and the post-cast strips are made by concrete casting, and the post-cast strips are cast and connected between every two adjacent segmental modules. The tower operating platform of the present application comprises a plurality of segmental modules made by concrete casting, and post-cast strips made by concrete casting are cast and connected between every two adjacent segmental modules, so that the plurality of segmental modules are assembled and connected, thereby achieving simple and fast production, shortening the processing cycle to ensure delivery time, and having low production costs; moreover, the tower operating platform has a simple structure, thereby preventing loss of parts during transportation and stacking.
Absstract of: WO2026026451A1
A tower ladder support (100), comprising: support assemblies (1), wherein the support assemblies (1) are made by concrete casting, the support assemblies (1) are adapted to be arranged on an inner wall surface of a tower, and at least part of each support assembly (1) extends in the radial direction of the tower; and a ladder assembly (2), wherein the ladder assembly (2) is arranged on the support assemblies (1) and extends in the extension direction of the tower, and the ladder assembly (2) is used for allowing maintenance personnel to climb.
Absstract of: WO2026025933A1
A three-dimensional ice accretion reconstruction method and apparatus for a fan blade, and a device and a storage medium. The method comprises: using a cross-sectioning method to cut a fan blade, so as to obtain two-dimensional airfoil-section coordinate data of each position; performing airflow field calculation on each two-dimensional airfoil section, so as to obtain an external airflow velocity of each two-dimensional airfoil section; performing force analysis on water droplets, calculating impingement positions of the water droplets on each two-dimensional airfoil section, and then calculating a local water droplet impingement coefficient and a freeze fraction; on the basis of the local water droplet impingement coefficient, the freeze fraction and environmental parameters, acquiring the thickness of an ice accretion on each two-dimensional airfoil section and an ice accretion shape on each two-dimensional airfoil section; on the basis of the thicknesses of the ice accretions, updating the two-dimensional airfoil-section coordinate data; performing ice accretion calculation at the next time step until a preset condition is met; and performing lofting processing on each two-dimensional airfoil section, so as to obtain a three-dimensional ice accretion shape result of the fan blade. The increased thicknesses and shape of ice accretions of a fan blade under different working conditions are quickly obtained with a small amount of calculation.
Absstract of: WO2026025798A1
A wireless communication-based icing and vibration monitoring method. A power information set of a power supply module (16) is acquired by means of a power gauge (402), and on the basis of the power information set, a temperature sensing module (12) and an acceleration sensing module (13) are controlled to operate and corresponding temperature data and acceleration data are collected, so that on the basis of the temperature data and the power information set, an icing sensing module (14) can be controlled to operate and icing data is acquired, and a corresponding vibration parameter can be calculated on the basis of the obtained acceleration data, thereby achieving effective monitoring of icing thickness, temperature, and vibration on the surfaces of wind turbine blades. By controlling the operation of the icing sensing module on the basis of the temperature data, the icing sensing module operates only when the temperature data meets preset requirements, thereby reducing power consumption. A corresponding apparatus is also disclosed.
Absstract of: WO2026027930A1
A load management system for a wind turbine involves: a lifting device mounted in a nacelle and connectable to a load through a lifting line; and a slew frame connectable to the load when the load is at the nacelle, the slew frame operable to change an orientation of the load when the load is connected to the slew frame and the lifting device. The load management system can further have a taut wire system. The taut wire system involves a frame mounted up-tower in a nacelle, the frame having a plurality of interconnected beams mounted on both longitudinal top beams of the nacelle, the interconnected beams having a wire connector positioned outside the nacelle transversely beyond a sidewall of the nacelle. The taut wire system further has a down-tower tensioning subsystem and at least one tensioned guide wire connected to the frame at the wire connector.
Absstract of: AU2024333286A1
The invention relates to systems for raising, positioning and lowering offshore wind turbine maintenance tools and maintenance robots. The claimed system comprising a carrying rope; a carrying rope winch; three balancing ropes; three balancing means; three balancing ropes' winches; three balancing ropes' pulleys or blocks, fixed to the balancing means. The carrying rope is adapted to be operably connected to the carrying rope winch and the central rod of the maintenance device. The balancing ropes are adapted to be operably put through the balancing ropes' pulleys or blocks; wherein the ends one of the balancing ropes are adapted to be operably connected to the balancing ropes' winches and the balancing rods. The pulleys or blocks are configured to be responsive to the directional pull of the balancing rope, such that it moves in alignment with the direction from which the balancing rope exerts its pull. The balancing means with balancing ropes' pulleys or blocks are adapted to be submersible. According to an embodiment, the claimed system may further comprise a carrying rope pulley or a block, adapted to be suspended from the wind turbine nacelle, or a wind turbine hub. In this embodiment the carrying rope needs to be operably put through the carrying rope pulley or a block.
Absstract of: AU2024298891A1
The object of the invention is an upper flange of a steel section of a tower of a wind turbine that avoids having to modify the yaw bearing, neither affecting other wind turbine components, since the lower geometry of the upper flange with regard to the steel section is maintained in its inner part, and also relates to a tower of a wind turbine and to a method of assembling a tower of a wind turbine.
Absstract of: DE102024121647A1
Die Erfindung betrifft eine Vorrichtung zur Abschaltung von Windenergieanlagen, die zum Schutz von Vögeln und Fledermäusen für einen vorgegebenen Zeitraum abzuschalten sind, wobei eine Ortsbestimmungseinrichtung, die einen aktuellen Ort eines Feldbearbeitungsfahrzeugs ermittelt, eine Übertragungseinrichtung, mittels derer die aktuellen Ortsdaten des Feldbearbeitungsfahrzeugs drahtlos übertragbar sind, eine Auswerteeinrichtung enthaltend eine Abschaltprüfung, mittels derer in oder an zu bearbeitende Felder angeordnete Windenergieanlagen in Abhängigkeit von einem in dem zu bearbeitenden Feld befindlichen Feldbearbeitungsfahrzeug abschaltbar sind.
Absstract of: DE102024207271A1
Die Erfindung betrifft einen Transformator (1). Der Transformator (1) umfasst zwei Niederspannungswicklungen (3, 5) und eine Hochspannungswicklung (7), wobei die beiden Niederspannungswicklungen (3, 5) ineinander verschachtelt gewickelt sind.
Absstract of: DE102024207176A1
Offenbart wird ein Pendelrollenlager (1), insbesondere zum Stützen einer Windturbinen-Hauptwelle, umfassend: mindestens einen Außenring (4) und einen Innenring (6), wobei der Innenring (6) einen Durchmesser von mindestens 499 mm hat, zwei Sätze von Tonnenrollen (8), die auf Laufbahnen abrollen, die an dem Außen- und dem Innenring (4, 6) ausgebildet sind, und mindestens einen Käfig (2), der dazu eingerichtet ist, die Tonnenrollen (8) zurückzuhalten, wobei der mindestens eine Käfig (2) umfasst: mindestens einen axialen inneren Käfigring (10), der sich in einer Umfangsrichtung des Pendelrollenlagers (1) erstreckt, einen ersten axialen äußeren Käfigring (12-1), der von dem mindestens einen axialen inneren Käfigring (10) auf einer ersten axialen Seite beabstandet ist und durch mehrere Käfigstege (14) mit ihm verbunden ist, wodurch geschlossene Taschen (16) gebildet sind, wobei jede Tasche (16) dazu eingerichtet ist, eine einzelne Tonnenrolle (8) des ersten Satzes von Tonnenrollen aufzunehmen, und einen zweiten axialen äußeren Käfigring (12-2), der von dem mindestens einen axialen inneren Käfigring (10) auf einer zweiten axialen Seite gegenüber der ersten axialen Seite beabstandet ist und durch mehrere Käfigstege (14) mit ihm verbunden ist, wodurch geschlossene Taschen (16) gebildet sind, wobei jede Tasche (16) dazu eingerichtet ist, eine einzelne Tonnenrolle (8) des zweiten Satzes von Tonnenrollen (8) aufzunehmen, wobei mindestens ein Käfigsteg (14) eine radial
Absstract of: WO2026025135A1
The invention proposes a system for monitoring the vibrations, in particular the natural frequency, of a tower (1) of a wind turbine (2), comprising vibration sensors (3) associated with the tower (1) and comprising an evaluation device (4) for processing vibration sensor data. In order to be able to make reliable statements about damage to the tower (1), it is proposed that a plurality of vibration sensors (3) are arranged annularly around the tower axis (6) in three or more tower cross-sectional planes (5) along the tower axis (6), wherein the evaluation device (4) stores, in addition to the natural frequency (fi), vibration amplitudes (A) associated with the respective tower cross-sectional planes (5) at observation times (Ti) and identifies structural damage in the tower (1) by way of comparing the natural frequencies (fi) and the amplitude ratios (A) over an observation period.
Absstract of: WO2026027497A1
The invention relates to telescopic Fettner rotary rigging comprising a number of embodiments, suitable for various applications and constructed on the same base which makes it possible, in particular, to prevent the transmission of a rotational torque from the rigging via the central mast or by the skins of the tubular sections making up the surface of the cylindrical sail, to limit weights suspended at great height when the rigging is in a deployed position and their resulting effect on the righting torque of a ship, and to limit a bending torque generated by the sail thrust that is taken up by the bearings guiding the tubular sections.
Absstract of: WO2026027030A1
Serrated Trailing Edge Device A wind turbine blade assembly comprises a wind turbine blade (10) and a serrated device (20) attached at the trailing edge (14) of the blade. The serrated device has a two-part construction and comprises a first panel (24) having a mounting portion (28) and a slitted portion (30) comprising a plurality of first teeth (32) defined between the slits (34); and a second panel (26) having a mounting portion (44) and a slitted portion (46) comprising a plurality of second teeth (48) defined between the slits (34). The mounting portion of the first panel is attached to one of the pressure side (16) or the suction side (18) of the wind turbine blade in the region of the trailing edge. The mounting portion of the second panel is attached to the other of the pressure side or the suction side of the wind turbine blade in the region of the trailing edge. The slitted portion of the first panel is connected to the slitted portion of the second panel such that the slits of the first panel are aligned with the slits of the second panel and the first teeth are aligned with the second teeth. Each second tooth of the second panel is connected to a respective first tooth of the first panel to form a respective serration (22) of the serrated device.
Absstract of: WO2026027268A1
Motion control of an offshore wind turbine A method of controlling a motion of an offshore wind turbine (OWT) is provided. The OWT (100) comprises a tower (101), a wind turbine rotor (102), and a generator (120), wherein the generator (120) is mechanically coupled to the wind turbine rotor (102) and is configured to convert mechanical power to electrical power. The method comprises operating the OWT in an active motion control mode in which a motion of the OWT is controlled. Operation in the active motion control mode comprises operating the wind turbine rotor (102) to cause an application of a torque and/or force to an upper part of the tower (101) of the OWT to control the motion of the OWT. The wind turbine rotor (102) is operated by actively controlling a torque applied by the generator (120) to the wind turbine rotor (102).
Absstract of: US20260036112A1
A wind turbine blade is provided including a first and a second blade component connected with each other in an overlap region by thermal welding, the first blade component including a blade shell, a resistive element arranged between the first and second blade components in the overlap region as a remnant of the thermal welding, and an electrically conductive element extending through the blade shell and being electrically connected to the resistive element for supplying power to the resistive element during the thermal welding. The first and second blade components can be joined by thermal welding. Further, the resistive element used as heating element for thermal welding can be heated by electrical current even when the resistive element is difficult to assess from the interior cavity of the blade.
Nº publicación: US20260036111A1 05/02/2026
Applicant:
ORRIDGE ST JEAN [BM]
Orridge St. Jean
Absstract of: US20260036111A1
Provided herein are systems and methods for energy capture, energy storage, and stored energy translation to mechanical work, having: piston drive pump cylinder tube for housing a first volume of liquid, and a piston drive pump; wherein the piston drive pump is configured for motion; an energy storage tank for storage of a first volume of air and a second volume of liquid wherein the first volume of air is compressed air; a recovery tank for housing a second volume of air and a third volume of liquid; a liquid driven turbine connected to the energy storage tank and in communication with the second volume of liquid of the energy storage tank; a plurality of unidirectional liquid tubes and air tubes for connecting the piston drive cylinder tube, the energy storage tank, and the recovery tank; an impeller associated with the turbine; and a subsystem for energy generation.