Alerta

OFFSHORE PLATFORM WITH VERTICAL COLUMN ASSEMBLY

Resumen de: TW202517530A

An apparatus and methods for installation of an offshore platform for supporting equipment installations is provided. The apparatus includes a platform configured to support offshore equipment supported by a structure such as a modular column assembly. The modular column assembly can be comprised of main barrel joint bundles.

STEEL FOR ECONOMICAL, LONG-SERVICE-LIFE AND HIGH-POWER WIND POWER YAW BEARING RING, BEARING RING AND PRODUCTION PROCESS THEREFOR

Resumen de: EP4613903A1

A steel for an economical, long-service-life and high-power wind power yaw bearing ring, a bearing ring and a production process therefor, which belong to the field of alloy steel. By controlling the proportion of chemical components and performing two instances of quenching and tempering in the present invention: 1) quenching of primary quenching and tempering, S-T1/20≤t1≤S-T1/80, and tempering of primary quenching and tempering, S-T2/10≤t2≤S-T2/50; and 2) quenching of secondary quenching and tempering, S-T3/10≤t3≤S-T3/50, and tempering of secondary quenching and tempering, 1.5×S-T4/10≤t4≤1.5×S-T4/50, the manufactured bearing ring has a tensile strength ≥ 950 MPa at the 1/2 wall thickness (wall thickness ≥ 240 mm), a yield strength ≥ 850 MPa, -40°CKV2≥ 80 J, and a contact fatigue life ≥ 1 million times under the action of a contact stress of 2,000 MPa, which satisfy the requirements for 20-year service for high-power wind power.

CONVERTER BRAKE CONTROL METHOD, CONTROLLER, AND WIND TURBINE

Resumen de: EP4614000A1

A converter brake control method, comprising: in response to a wind turbine triggering a fault shutdown, controlling a converter to enter a brake load-reduction mode, wherein the brake load-reduction mode comprises: controlling a brake circuit of the converter to be closed, and controlling the torque at a rectification side of the converter to be reduced to a preset range; in response to meeting a brake load-reduction mode end condition, controlling the converter to exit the brake load-reduction mode; and controlling a safety chain of the converter to be disconnected. When a wind turbine triggers a fault shutdown, the energy consumption of a brake circuit of a converter is controlled and the torque of the converter is controlled to be reduced to a preset range, so that torque support of a shutdown process can be achieved, and the shutdown load of the wind turbine can be reduced. In addition, the present invention also relates to a controller and a wind turbine.

COMPOSITE MOULDING ASSEMBLY

Resumen de: EP4613467A1

The invention describes a composite moulding assembly (1) comprising a mould (10) for receiving a layup (20), a number of resin inlets and resin channels (108) arranged about the mould (10), and a number of air extraction ports (104) arranged about the mould (10); a resin infusion arrangement configured to convey resin (110) to the resin inlets; a vacuum arrangement comprising a number of vacuum bags (120) arranged to separate the layup (20) from a mould interior cavity (10C), and a means (12, 122) of extracting air from the layup (20); and a cavity overpressure arrangement (13, 132) configured to create a cavity overpressure (P10C) in the mould interior cavity (10C) during a resin infusion procedure. The invention further describes a method of moulding a composite (2) using such a composite moulding assembly (1); and a wind turbine rotor blade (2) manufactured using such a composite moulding assembly (1).

METHOD FOR MANUFACTURING A WIND TURBINE BLADE AND MOLD ARRANGEMENT

Resumen de: EP4613466A1

A method for manufacturing a wind turbine blade (3), comprising:a) arranging (S1) a fiber lay-up (37) in a mold (9), the mold (9) having, as seen in cross-section, at least one upper portion (18), at least two middle portions (19) and a lower portion (20),b) infusing (S2) the fiber lay-up (37) with resin (39), andc) curing (S3), by applying heat, the resin (39) locally in the at least two middle portions (19) such that in each middle portion (19) a barrier (42), with respect to a gravity force (F_G), is formed between the resin (39) in the at least one upper portion (18) and the lower portion (20).By generating the barrier in each of the two middle portions, it can be prevented that resin in the at least one upper portion of the mold is moving due to gravity into the lower portion of the mold.

METHOD FOR ASSEMBLING A SEGMENTED GENERATOR OF A WIND TURBINE, GENERATOR SEGMENT, SEGMENTED GENERATOR AND WIND TURBINE

Resumen de: EP4614779A1

Verfahren (1000) zur Montage eines segmentierten Generators (1) einer Windenergieanlage (100), wobei der segmentierte Generator (1) für den Betrieb der Windenergieanlage (100) aus zwei oder mehreren Generatorsegmenten (2) gebildet wird, wobei die Generatorsegmente (2) jeweils ein Statorsegment (3) und ein Rotorsegment (4) aufweisen, wobei das Statorsegment (3) zur Befestigung des Statorsegments (3) an einem Maschinenträgerflansch (5a) eines Maschinenträgers (5) einen Statorflansch (3a) aufweist und das Rotorsegment (4) zur Befestigung an einem Rotorträger (6a) eines Hauptlagers (6) einen Rotorflansch (4a) aufweist, wobei sich die zwei oder mehreren Generatorsegmente (2) in Umfangsrichtung (U) jeweils zwischen zwei Verbindungsschnittstellen (V1, V2) erstrecken, die zur Verbindung mit Verbindungsschnittstellen (V1, V2) von in Umfangsrichtung (U) benachbart angeordneten Generatorsegmenten ausgebildet sind, das Verfahren (1000) umfassend die Schritte: Bereitstellen (1010) eines Turms (102) der Windenergieanlage (100) in einem Einbauzustand, Bereitstellen (1020) des Maschinenträgers (5); und Anheben und Positionieren (1030) des Maschinenträgers (5) an einem oberen Ende des Turms (102), so dass der Maschinenträger (5) mit dem Turm (102) über ein Turmlager (103) drehbar koppelbar ist, Vor-Fixieren (1040) des Maschinenträgers an dem Turm (102) für Montagezwecke, so dass der Maschinenträger (5) gegenüber dem Turm (102) mittels des Turmlagers (103) drehbar gelagert ist, Ber

SYSTEM AND METHOD FOR OPERATING A FLOATING WIND TURBINE, FLOATING WIND TURBINE, WIND PARK, COMPUTER PROGRAM PRODUCT AND COMPUTER-READABLE STORAGE MEDIUM

Resumen de: TW202432950A

The invention relates to a system (100) for reducing power output fluctuations of a power output (P1, P1a, P2, P3) generated by at least one floating wind turbine (10, 20) having a rotor (11, 21) and blades (12, 22), comprising: a power output determining device (40) for determining an amplitude of power output fluctuations generated by the at least one floating wind turbine (10, 20) by monitoring the power output (P1, P1a, P2, P3), and a wind turbine controlling device (41) for controlling an operation mode of the at least one floating wind turbine (10, 20) based on the determined amplitude in order to lower the amplitude of the power output fluctuations. The invention further relates to a floating wind turbine (10, 20), a wind park (200), a method for providing electrical energy to an electrical grid by operating the inventive system (100), a computer program product (80) for carrying out the inventive method and a computer-readable storage medium (90) having the computer program product (80) stored thereon.

FLOW MODIFYING ELEMENT FOR A WIND TURBINE BLADE

Resumen de: WO2024153375A1

A flow modifying element for a wind turbine blade (10) is provided. The wind turbine blade (10) comprises a blade body (20) having a leading edge (16), a suction surface (18), and a pressure surface (19). The flow modifying element (30) is configured to provide a trailing edge (17) for at least a longitudinal section (15) of the wind turbine blade (10), wherein the flow modifying element (30) and the blade body (20) form an aerodynamic profile. The flow modifying element comprises a trailing end (37) that provides the trailing edge (17) of the aerodynamic profile, a suction surface extending section (38) that extends the suction surface (18) of the blade body (20) towards the trailing end (37); and a pressure surface extending section (39) that extends the pressure surface (19) of the blade body (20) towards the trailing end (37).

FLOW MODIFYING ELEMENT FOR WIND TURBINE BLADE

Resumen de: WO2024153374A1

A flow modifying element for a wind turbine blade is provided. The wind turbine blade (10) comprises a blade body (20) having a leading edge (16), a suction surface (18), and a pressure surface (19). The flow modifying element (30) is configured to provide a trailing edge (17) for at least a longitudinal section (15) of the wind turbine blade (10). The flow modifying element (30) and the blade body (20) form an aerodynamic profile. The flow modifying element (30) comprises a suction side (32), a pressure side (33), a trailing end (37) that provides the trailing edge (17) of the aerodynamic profile, and a pressure surface extending section (39) on the pressure side (33) which is configured to extend the pressure surface (19) of the blade body (20) towards the trailing end (37). A pressure side profile section (40) of the flow modifying element has a shape of a concave curve and forms a recessed portion (44).

FLOW MODIFYING ELEMENT FOR WIND TURBINE BLADE

Resumen de: WO2024153373A1

Flow modifying element for wind turbine blade A flow modifying element for a wind turbine blade is provided. The wind turbine blade (10) comprises a blade body (20) having a leading edge (16), a suction surface (18), a pressure surface (19), and a trailing edge (17). The blade body (20) has a chord length c, wherein the leading edge (16) corresponds to a position in chord direction of 0%c and the trailing edge (17) corresponds to a position in chord direction of 100%c. The flow modifying element (30) is configured to be arranged on the pressure surface (19) of the blade body (20) in a range in chord direction between 40%c and 100%c. The flow modifying element (30) is further configured to form a bulge (33) that bulges outwardly from the pressure surface (19) of the blade body (20).

DEVICE AND METHOD FOR POSITIONING A MOVABLE COMPONENT IN A TARGET POSITION RELATIVE TO A FLOWING FLUID

Resumen de: WO2024094764A1

The invention relates to a device (1) and to a method for positioning a movable component (2) in a target position relative to a fluid flow. The device (1) has at least two bearing surface elements (3), which when flowed around by the fluid have in each case a negative pressure side (4) and an overpressure side (5) and which are at least indirectly connected to the component (2), and has a connection element (6) which connects the two bearing surface elements rigidly or relative to one another, wherein the bearing surface elements (3) are constructed identically and are arranged such that in each case either their negative pressure sides (4) or their overpressure sides (5) face one another and the bearing surface elements (3), when flowed around, each generate a force (Fa, Fb) the force direction of which is at an angle to a flow direction (A) of the fluid.

CLAMP ASSEMBLY

Resumen de: WO2024094982A1

The present application describes a clamp assembly (100) for supporting an electrical cable, comprising an elongate lower clamp section (102) for supporting a cable, a plurality of axially spaced apart upper clamp sections (104,106,108) coupled to the lower clamp section, a plurality of adjustors (155,165,175) each for selectively moving a respective one of the upper clamp sections towards or away from the lower clamp section, and at least one connecting member (130,132,134,136) longitudinally coupling the upper clamp sections together. A nacelle for a wind turbine comprising said clamp assembly is also described.

IMPROVEMENTS RELATING TO HYDROGEN ELECTROLYSIS SYSTEMS

Resumen de: WO2024094264A2

A hydrogen generation system comprising a hydrogen electrolyser, a power converter connected to the electrolyser, and a control system configured to control the power converter to supply power to the electrolyser The system further includes a monitoring system configured to monitor the operation of the generation system, wherein the monitoring system is configured to: determine a plurality of operational parameters of the electrolyser, and, generate one or more performance metrics based on the determined operational parameters, the one or more performance parameters including: the electrical capacitance of the electrolyser, and/or the equivalent series resistance of the electrolyser. Also disclosed is a method for determining operational performance of a hydrogen generation system including an electrolyser.

OPERATING WIND TURBINE AT REDUCED POWER OUTPUT

Resumen de: WO2024094263A1

A method of operating a wind turbine at reduced power output, the wind turbine comprising a rotor coupled to a gearbox, the method comprising: receiving a de-rating request, the de-rating request indicating a reduced power output level of the wind turbine; in response to the de-rating request, reducing the power output level of the wind turbine; as the power output level reduces, monitoring an operating parameter of the wind turbine to detect a backlash risk condition of the gearbox; and in response to the detection of a backlash risk condition, modifying the reduction of the power output level to reduce the risk of backlash from occurring in the gearbox.

A LIFTING APPARATUS AND A METHOD FOR LIFTING A LONGITUDINAL BENDABLE STRUCTURE SUCH AS A WIND TURBINE BLADE

Resumen de: DK202270528A1

A lifting apparatus (10) for lifting a longitudinal bendable structure such as a wind turbine blade, the lifting apparatus (10) comprises - a longitudinal beam (12) comprising one or more sections and one or more rigging elements (14); - a plurality of attachment units (20) positioned along the longitudinal beam (12); the attachment units (20) comprise - a vacuum gripper (22) for gripping a part of a longitudinal structure; - a displaceable arm (24) connected to the vacuum gripper (22), the displaceable arm (24) being linear displaceable between a retracted position and an extended position; - a power transmission unit (26) configured to displacing the displaceable arm (24) between the retracted position and the extended position; - a global power transmission system in fluid communication with the power transmission units (26), the global power transmission system being configured for balancing the power transmission units (26).

A METHOD OF REPAIRING A SPAR CAP AND ROTOR BLADE HAVING A REPAIRED SPAR CAP

Resumen de: CN120153171A

A method (1000, 1001) of repairing a spar cap (51, 52, 53) of a wind turbine blade (10, 108) comprises removing (1100, 1101) a damaged portion (531d) of a fiber reinforced plastic portion (530, 531-33) of the spar cap (51, 52, 53), thereby forming a recess (531r) adjacent to an undamaged portion (531n) of the fiber reinforced plastic portion, the undamaged portion (531n) comprising electrically conductive fibers oriented at least substantially in a first direction (F). The bottom wall and side walls of the recess (531r) are covered (1200, 1210, 1220) with an insulating material (534). A fiber reinforced plastic filler (535, 535 ') is formed on the insulating material (534). The fiber reinforced plastic filler (535, 535 ') is covered with an electrically conductive material (536) electrically connected to the undamaged portion (531n).

Generator assembly

Resumen de: GB2639123A

A generator assembly (10) comprises a rotatable fan (12) with fan blades (14), and having blade magnets (16) at distal ends (11) of the fan blades (14). The assembly (10) further comprises a main tube (30) carrying a wire coil (32) and containing a movable magnet 34 therewithin. The main tube (30) has a recoil magnet (36) at a distal end (38) thereof which biases the movable magnet (34) towards the proximal end (40) of the main tube (30). The fan (12) in use is rotated by wind/airflow/fluid flow which causes the blade magnets (16) to interact with the movable magnet (34) causing the movable magnet (34) into a reciprocating motion within the main tube 30 through the wire coil (32), thus generating an electric current in the wire coil (32).

VESSEL, DEVICE AND METHOD FOR THE MANIPULATION OF WIND TURBINE BLADES

Resumen de: EP4613691A2

The invention relates to rotor blade installation onto an offshore wind turbine using an installation vessel, comprising arranging the vessel with a stern of the hull of the vessel facing the wind turbine, e.g. facing a hub of the wind turbine, the stern having a distance from a tower of the wind turbine in the X-direction, suspending the rotor blade horizontally and still oriented in the X-direction from a crane of the vessel, rotating the suspended rotor blade by a slewing of the crane around a vertical slew axis, e.g. by a slewing of a crane boom thereof, such that the orientation of the blade changes from the X-direction to a Y-direction of the vessel, lifting the rotated rotor blade upwards to an installation height thereof, and mounting the rotor blade to the hub of the wind turbine in a 3 o'clock position or a 9 o'clock position.

一种风电机组全自主巡检系统及其方法

Resumen de: CN120608827A

本发明涉及风电机组系统运维技术领域，尤其涉及一种风电机组全自主巡检系统及其方法，本申请通过获取现有巡检功能模块以及巡检系统维护知识库，对现有的巡检设备以及巡检设备对应的功能模块进行数据实时采集，然后对数据流量进行监控，将监控的数据与模拟计算数据进行对比，若数据量大于预设合理值，则启动数据预警，通过在知识库中匹配对应的数据处理空间调度方案进行数据处理空间合理分配，解决现有风电机组全自主巡检系统功能多，巡检设备多，不断变化巡检模式，导致数据处理量增多，造成风电设备处理量大，导致数据处理缓慢造成错误，降低风电机组全自主巡检系统效率降低的问题。

用于风力涡轮机叶片区段的基部元件和边缘元件

Resumen de: WO2024115703A1

The present disclosure relates to a wind turbine blade section comprising a base and an edge element. The base is made of fiber reinforced composite material and comprises a suction surface, a pressure surface and at least one outer surface portion between the suction surface and the pressure surface and comprising a first base positioning feature. The edge element comprises an inner surface including a first edge positioning feature. The first edge positioning feature is configured to engage with the first base positioning feature and the edge element is configured to be joined to the suction surface and/or to the pressure surface of the base.

一种基于相变材料的风电机组叶片电加热除冰系统及方法

Resumen de: CN120608833A

本发明公开了一种基于相变材料的风电机组叶片电加热除冰系统及方法，属于风力发电技术领域。系统包括设置在叶片除冰区域表面上的相变材料层，所述相变材料层上设置有电加热辅助单元；所述叶片上设置有连接有智能控制单元的传感器单元；所述电加热辅助单元与智能控制单元连接。方法包括：获取环境参数、叶片状态监测数据及相变材料层的性能参数，基于智能控制算法判断是否需要电加热辅助；若否，则仅采用相变材料层除冰；若是，启动电加热辅助单元；实时获取环境参数和叶片状态监测数据，得到实时反馈的除冰效果，基于除冰效果调整电加热辅助单元的功率；基于除冰效果判断除冰是否完成，若否，返回基于智能控制算法判断是否需要电加热辅助步骤。

一种风电塔筒平面度的测量辅助装置

Resumen de: CN120608831A

本申请实施例提供一种风电塔筒平面度的测量辅助装置。该测量辅助装置包括：第一爬梯、第二爬梯和站立平台；第一爬梯的一端和站立平台的一端转动连接；第二爬梯的一端与站立平台远离第一爬梯的一端转动连接；第一爬梯的爬行面与站立平台的站立面呈预设角度连接、第二爬梯的爬行面与站立平台的站立面呈预设角度连接时，第一爬梯和第二爬梯镜相对称，第一爬梯远离站立平台的一端和第二爬梯远离站立平台的一端设置在地面上，站立面与地面平行，且站立面被第一爬梯和第二爬梯抬升至预设高度。该装置用以达到提高平面度测量效率的技术效果。

一种抗剥离玄武岩纤维复合风力叶片

Resumen de: CN120608817A

一种抗剥离玄武岩纤维复合风力叶片，包括骨架和安装在骨架上的叶片，所述叶片包括芯材层、上网格层和覆盖所述上网格层并填充至所述芯材层的树脂层，所述芯材层包括倒梯形的燕尾槽，可以加强芯材层和其他蒙皮之间的连接稳固性。同时采取了玄武岩纤维复合材料，环保而降低了叶片的重量，实现轻量化的设计基础上还确保了叶片的多种力学需求。

基于涡流效应分析的风机叶片除冰方法、装置及设备

Resumen de: CN120608834A

本发明涉及风力发电技术领域，公开了基于涡流效应分析的风机叶片除冰方法、装置及设备，基于涡流效应分析的风机叶片除冰方法包括：根据目标风机叶片的目标表面温度和湿度，判断目标风机叶片是否触发结冰预警；若触发，则根据历史运行数据，预测目标风机叶片结冰概率；结冰概率大于预设概率，根据目标风机叶片的叶片材料的电磁特性参数，构建涡流深度与电流频率的关系式；根据关系式和有效加热厚度，构建电流频率的约束条件关系式；根据约束条件关系式以及目标涡流深度，确定目标电流频率，以根据目标电流频率对目标风机叶片进行除冰。本发明通过对涡流效应进行分析确定目标电流频率，提高了目标电流频率与叶片除冰的适配度，提高了除冰效率。

涵道式风力发电系统风速调节装置和风力发电系统

Nº publicación: CN120608821A 09/09/2025

Solicitante:

北京临一云川能源技术有限公司

Resumen de: CN120608821A

本申请公开一种涵道式风力发电系统风速调节装置和风力发电系统，所述涵道式风力发电系统风速调节装置包括：涵道单元，涵道单元包括进风部、出风部和喉道，进风部、喉道和出风部依次连通以形成气流通道，在进风部到喉道的方向上，进风部的内径逐渐减小，在喉道到出风部的方向上，出风部的内径逐渐增大，轴流风机适于可转动地安装于喉道内；调节组件，调节组件设置于喉道的内壁和/或喉道的内壁与出风部的内壁之间，调节组件的至少部分适于相对于喉道的内壁运动以改变局部位置处的气动表面曲率分布、曲率连续性以及最小过流面积。本申请的涵道式风力发电系统风速调节装置增加了一种对涵道内部气流速度的调节手段，显著提高了风力发电系统的发电稳定性；同时拓宽了系统运行包线、减少了系统超负荷工作风险。