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457
results.
Updated on
17/06/2025 [07:13:00]
Results 325 to 350 of 457
Absstract of: WO2025114303A1
Herein is described a pultruded plank for reinforcing a wind turbine blade, the pultruded plank comprising reinforcing fibers and a resin, pultruded plank having a surface comprising a channel pattern for guiding infusing resin.
Absstract of: WO2025114199A1
The present invention relates to a blade handling assembly (62) for moving a wind turbine blade (10) between two locations. The blade handling assembly (62) includes at least one blade handling unit (64) comprising a motorized trolley (66) and an interface structure (68) releasably coupled to the motorized trolley (66). The interface structure (68) includes a support member (70) and a receiving member (72), wherein a fixture (74) is arranged on the receiving member (72), the fixture (74) being configured for attachment to the wind turbine blade.
Absstract of: WO2025114067A1
There is disclosed a method of manufacturing a shear web assembly for a wind turbine blade shell, the method comprising the steps of: (a) production of a sandwich panel (324, 326, 601) in a continuous manner; (b) providing the sandwich panel which has been produced in a continuous manner to a cutting machine (616) for cutting of the sandwich panel to form a plurality of sandwich panel sections (624, 625, 626); (c) joining of the sandwich panel sections in series to form a shear web assembly (700) at a shear web assembly station prior to locating the shear web assembly in the wind turbine blade shell (300), wherein the shear web assembly has a longitudinal direction that corresponds with a length direction of the wind turbine blade shell and a width direction that corresponds with a width direction of the wind turbine blade shell, wherein the shear web assembly is arranged for joining with upper and lower spar caps of the wind turbine blade shell.
Absstract of: WO2025114038A1
Ballast weight (12) for coupling to an attachment means (11), in particular to a hook, attached to the lower end of a rope (10) of a crane (9) wherein the ballast weight (12) is formed by or comprises a main body (17), wherein the main body (17) encompasses a receiving space (18), wherein the receiving space (18) is designed to receive at least a section of the attachment means (11) in an operational state (78) of the ballast weight (12), wherein the receiving space (18) is delimited by an inner surface (21) of the main body (17) and extends along a central axis (19) of the ballast weight (12), wherein the size (74, 75) of the receiving space (18) in at least one direction orthogonal to the central axis (19) is larger at a first position (76) along the central axis (19) than at a second position (77) along the central axis (19) that is arranged above the first position (76), such that the inner surface (21) forms a contact surface (41) arranged at an angle (80) to the central axis (19), that is designed to be supported by a support surface (42) of the attachment means (11), wherein the main body (17) comprises a slit (20) to allow for a movement of the rope (10) into the receiving space (18), wherein the ballast weight (12) comprises a bumper (23) which is fixed to the main body (17) and extends at least partially around the central axis (19) along the circumference of the ballast weight (12).
Absstract of: WO2025113727A1
A rolling bearing arrangement (1), in particular in a wind turbine, comprises a bearing ring (3, 8) and a connection component (2, 5), a non-metal layer (6) being located between the bearing ring (3, 8) and the connection component (2, 5) and having a thickness variation.
Absstract of: JP2025085347A
【課題】装置の性能と強度の向上を両立させることを可能とする抗力型タービン装置を提供する。【解決手段】抗力型タービン装置１Ａは、支持軸３と、支持軸３の軸方向に対して所定の間隔を空けて支持軸３に固定される複数の支持部材４と、支持軸３の周囲に対称的に一対で配置されて、支持部材４により支持される複数の受圧部材５とを備える。受圧部材５は、外側端５３と内側端５４との間に延設される壁面部として、外側端５３から延設されて曲面状に形成された外側壁面部５０と、外側壁面部５０から延設されて平面状に形成された中間壁面部５１と、中間壁面部５１から内側端５４に延設されて平面状に形成された内側壁面部５２とを有する。一対の受圧部材５が対称的に配置される際、一方の受圧部材５の内側端５４は、平面視において、第１の直線ＺＬ１と、第２の直線ＺＬ２と、第３の直線ＺＬ３と、第４の直線ＺＬ４とで囲まれた第１の領域に配置される。【選択図】図５
Absstract of: WO2025113728A1
Proposed is a method for assembling non-rotatably interconnected components (2, 3) of a bearing assembly (1), comprising the following steps: - providing two rotationally symmetrical components (2, 3), namely a bearing ring (3) and an attachment component (2) to be connected thereto, wherein one of the two components (2, 3) has an annularly encircling depression (12, 15) on a surface facing toward the other component (3, 2), - filling the annularly encircling depression (12, 15) with an elastomer, and - pushing the two components (2, 3) together, wherein the component (2, 3) into which the elastomer was introduced provides a metal guide surface (4, 11) which adjoins the elastomer in the axial direction of the component (2, 3) in question, and wherein a metal surface (11, 4) of the second component (3, 2) is pushed beyond the guide surface (4, 11) until said metal surface (11, 4) lies force-transmittingly on the elastomer and is spaced in the axial direction from the guide surface (4, 11).
Absstract of: WO2025113726A1
An anti-friction bearing arrangement (1), in particular in a wind power plant, comprises a bearing ring (5), a surrounding component (2, 3), and an electrically insulating powder coating layer (7) which separates the bearing ring (5) from the surrounding component (2, 3) and has a thickness (d?) of at least 0.005% and at most 0.2% of the joint diameter (Di), wherein the thickness (d?) is at least 400 pm, wherein the bearing external diameter is at least 300 mm, wherein the joint diameter (Di) is to be measured at the contact surface between the powder coating layer (7) and a circumferential surface of a metal main body of the bearing ring (5).
Absstract of: WO2025113943A1
There is described a method for operating a wind turbine, a safety system, and a wind turbine comprising a rotor, at least two pitchable rotor blades, a pitching system, an operation controller and a safety controller. The method comprising the steps of: determine a value for at least one safety paremeters with the safety controller, compare the value of the at least one safety parameters with at least one safety threshold and if the value is different from the at least one safety threshold the safety controller delivers a warning signal to the operation controller and prevents the wind turbine (100) from starting up. Further, a safety system comprising a memory and a processor and means for carrying out the method is also disclosed.
Absstract of: WO2025113944A1
Transport device for transporting preform elements (24) from a mold (22) to a receiving place, comprising a yoke (2) equipped with a number of gripper elements (5) for gripping the preform element (24), which yoke (2) is attached to a lifting device (6) by means of a first and a second rotation unit (7, 8) of the lifting means (6), which first and second rotation units (7, 8) are coupled to a rotation shaft defining a rotation axis of the yoke (2), wherein the first rotation unit (7) is coupled to a first end of the rotation shaft provided at a first end of the yoke (2) and the second rotation unit (8) is coupled to a second end of the rotation shaft at a second end of the yoke (2), wherein at least one drive motor (16) is provided for rotating the yoke (2) around the rotation axis relative to the first and second rotation unit (7, 8).
Absstract of: WO2025117209A1
An integrated generator/converter and turbine includes a turbine wheel having a plurality of turbine blades connected to an annular rim. A rotor is mounted to the annular rim and includes dual rows of permanent magnets circumferentially surrounding the annular rim and each row spaced axially from one another. A stator is mounted to a housing and includes a plurality of coils aligned between the dual rows of permanent magnets of the rotor.
Absstract of: WO2025116863A1
The present invention relates to a wind turbine that generates electricity by converting kinetic energy into electrical energy, operates at high efficiency with lower wind speed compared to existing wind turbines, provides low cost and convenience in terms of logistics and installation, and is sensitive to the environment and living things.
Absstract of: WO2025116876A1
The present invention relates to rotor blades that can be used effectively and advantageously in energy-generating or energy-consuming machines and systems operating based on aerodynamic and hydrodynamic principles, and specifically to blade profiles for use in propellers, fans and turbines, that extend their lifespan by reducing the axial and radial force effect on them In a preferred embodiment of the invention, pressure force and flow-directing bladelets (20) are provided on blade surfaces, each having arranged at an optimized angle such as perpendicularly or at a certain angle to the upper and lower surfaces of the blades (10, 12) and perpendicular or at a certain angle relative to the leading edge. In double blades with twin or hybrid profiles, some of the bladelets (20) on the lower surface of the upper blade (12) can be integrally combined with corresponding bladelets (20) on the upper surface of the lower blade (10), forming a solid intermediate bladelet structure (22).
Absstract of: WO2024141248A1
According to an embodiment, the method is for operating a wind turbine (100) having a rotor (10) with N rotor blades (1, 2, 3), wherein N ≥ 2. The wind turbine further comprises a pitch setting system (13) for individually setting the pitch angles (β_i) of the rotor blades. The method comprises a step in which first information (I1) is determined, wherein the first information is representative for whether an edge-wise movement of at least one rotor blade exceeds a threshold while the rotor is rotating with a frequency P. If this is the case, an output signal (OS) is generated which is configured to cause the pitch setting system to individually and periodically change the pitch angles of the N rotor blades each with a frequency of (M*N-1)*P in order to reduce edge-wise movements of the rotor blades, wherein M is an integer greater than zero.
Absstract of: WO2025113904A1
The invention relates to an offshore photovoltaic platform comprising at least one photovoltaic module held by a frame, wherein the frame comprises at least three fastening elements corresponding to three foundation elements installed in the bed of a body of water, configured for fastening the frame to the at least three foundation elements, wherein at least two of the at least three fastening elements are formed as tolerance fastening elements, wherein a tolerance fastening element comprises a positional tolerance compensating portion configured to enable a positional deviation between a position of the tolerance fastening element in the frame and the foundation element to be connected thereto to be compensated.
Absstract of: WO2025113898A1
The method is for operating a wind turbine (100) having a rotatable component (1 to 4) and at least one drive (di) for rotating the rotatable component by exerting torque. The method comprises a step of providing first information (I1) which is representative of the actual position (P_a) of the rotatable component. In a further step, second information (I2) is provided which is representative of a target position (P_t) of the rotatable component. Then, third information (I3) is determined depending on the first and the second information. The third information is representative of a target trajectory (T_t) for the rotation of the rotatable component from the actual position to the target position using a trajectory generator. In a further step, an operating setpoint (OS_i) for the at least one drive is determined depending on the third information such that, when the at least one drive is operated according to the operating setpoint, the drive exerts torque onto the rotatable component so that it starts to follow the determined target trajectory.
Absstract of: WO2025113906A1
The invention relates to a method, in particular a computer-implemented method, for a wind farm, comprising: determining an actual remaining useful life of a first wind turbine facility of the wind farm on the basis of a model of at least one reference wind turbine facility and on the basis of at least one first operating dataset of the first wind turbine facility; comparing the determined actual remaining useful life of the first wind turbine facility with a specified remaining useful life of the first wind turbine facility; and carrying out a performance adaptation of a predefined performance framework of the first wind turbine facility for a defined future period of time such that the actual remaining useful life of the first wind turbine facility and the specified remaining useful life of the first wind turbine facility are approximated if a predefinable deviation is identified between the actual remaining useful life of the first wind turbine facility and the specified remaining useful life of the first wind turbine facility.
Absstract of: WO2025116496A1
The present invention relates to a structure for offshore wind power generation and, more specifically, to an air pocket separation-type floating offshore wind power generation structure for installing a wind power generator at a floating offshore wind power generation site and an installation method thereof. To this end, the present invention comprises: an air pocket box structure having a wall that forms a surface configured to cover and seal an internal space of the air pocket box structure so as to maintain the airtightness of the internal space, and equipped with an air inlet/outlet device for filling or removing air; a freshwater box structure, located below the air pocket box structure, having a wall that forms a surface configured to cover and seal the internal space of the freshwater box structure so as to maintain the airtightness of the internal space, and equipped with a water inlet/outlet device for filling or removing water.
Absstract of: WO2025113157A1
The present invention relates to the technical field of wind power generation apparatuses, and provides a sail wind turbine, comprising a tower barrel, a rotating nacelle, sail booms, masts and sails, wherein the rotating nacelle is arranged at the top of the tower barrel and is rotatably connected to the tower barrel; m sail booms are provided and are evenly arranged around the rotating center line of the rotating nacelle, first ends of the sail booms are fixedly connected to the rotating nacelle, and second ends of the sail booms extend a direction away from the rotating center line of the rotating nacelle; the masts are in one-to-one correspondence with the sail booms, the number of the masts is equal to the number of the sail booms, first ends of the masts are fixedly connected to the second ends of the sail booms, and second ends of the masts extend in a longitudinal direction; and the sails are in one-to-one correspondence with the masts, the number of the sails is equal to the number of the masts, and the sails are arranged on the masts. The sail wind turbine provided in the present invention has a simple structure, reasonable design, high generation power, and low manufacturing, transportation and mounting costs.
Absstract of: WO2025113179A1
A heave compensation tool, comprising: a main body portion (100); a moving block (101) slidably mounted on the main body portion; a driving mechanism used for driving the moving block to slide in the axial direction of the main body portion; and a first sensor (104) used for detecting the heave state of the moving block. The main body portion is provided with a first hoisting portion (102), and the moving block is provided with a second hoisting portion (103). Also provided are a heave compensation system and a heave compensation method. The heave compensation tool can keep a unit component to be mounted and a mounted unit component relatively static, and keeps the lifting force of a crane unchanged, thereby solving the "static against dynamic" problem.
Absstract of: WO2025113630A1
A wind turbine generator set cooling system, method, and apparatus, the cooling system comprising a cooling loop (10). The cooling loop (10) comprises a cooling pump station (101), a cooling medium (102), a connecting assembly (103) and at least one cooling branch (104). The connecting assembly (103) is connected between the cooling pump station (101) and the cooling branch (104). The cooling pump station (101) drives the cooling medium (102) to circulate in the cooling loop (10). The cooling branch (104) comprises a number N of heat exchange assemblies (1041) connected in series, N being an integer greater than or equal to 2. An outlet of the cooling pump station (101) is separately connected to an inlet of each cooling branch (104), and an inlet of the cooling pump station (101) is separately connected to an outlet of each cooling branch (104). The multiple heat exchange assemblies are connected in series, which can reduce the number of parts, decrease costs, and increase economic efficiency.
Absstract of: US2025178294A1
A method for manufacturing a part made of composite material includes three-dimensionally weaving a structure having a longitudinal axis (A). The method further includes the step of braiding of at least one layer of braiding threads at at least one predetermined angle relative to the longitudinal axis around the woven structure.
Absstract of: US2025178715A1
The invention relates to a wing arrangement (10) comprising a main wing (12) and a slat (14) attached thereto opposite a flow direction (22) in front of the main wing (12). A gap (16) with a flow inlet (18) and a defined flow outlet (20) is formed between the slat (14) and the main wing (12). It is suggested that, in a vertical cross-section viewed along the flow direction (22), a length (D) of a section (32) of the slat (14) extending forwards beyond a length (A) of the main wing (12) opposite the flow direction (22) is at least 20% of a total length (C) of the wing arrangement (10) in the flow direction (22).
Absstract of: US2025179988A1
The invention relates to a wind turbine nacelle (2, 40) configured for mounting on a wind turbine tower (3), the nacelle comprising a top cover comprising multiple cover elements (41, 42, 43, 44), of which at least one is a dome cover element (44) comprising a dome-shaped part (45); wherein said nacelle has a second configuration in which said dome-shaped part (45) protrudes upwards and a first configuration in which said dome-shaped part (45) protrudes downwards.
Nº publicación: US2025179987A1 05/06/2025
Applicant:
NORDEX ENERGY SE & CO KG [DE]
NORDEX BLADE TECH CENTRE APS [DK]
Nordex Energy SE & Co. KG,
Nordex Blade Technology Centre ApS
Absstract of: US2025179987A1
A wind turbine rotor blade is formed by at least two rotor blade segments, the segments being screwed together at respective connection ends of the segments via a plurality of connecting bolts, the connecting bolts being screwed into the first and second connection ends. A plurality of sleeve-shaped pretensioning units are arranged between the rotor blade segments, each of which is mounted on a corresponding connecting bolt. Each pretensioning unit includes a first and a second piece, wherein the first and the second piece engage each other in a form fit manner. The first and the second piece can be moved relative to each other along the corresponding connecting bolt by providing a force in an axial direction. The first and the second piece are axially pushed apart from each other along the corresponding connecting bolt against the respective connection ends, such that the corresponding connecting bolt is preloaded.
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