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WIND TURBINE GENERATOR UPENDING DEVICE AND METHOD OF USING THE SAME

Absstract of: EP4692538A1

Wind turbine generator upending device (1) for upending a wind turbine generator (2). The device comprises a base (3) and a generator support (4) having an interface (41) for connecting to the nacelle face (21) of the generator (2) for mounting the generator (2). A pivotable coupling (5) pivotably connects the generator support (4) to the base (3) and is pivotable between an upright position where the generator (2) is mounted in an upright orientation and a horizontal position where the generator (2) is mounted in a horizontal orientation. A crane attachment (6) is provided for connecting the generator support (4) to a crane line (7) for controlling the pivoting of the generator support (4) between its upright and horizontal positions.

WIND TURBINE BLADE INSPECTION SYSTEM

Absstract of: EP4691655A2

A robotic device (10) comprising four or more legs (14) which is configured to crawl over a surface of a wind turbine blade (2) for inspection of and/or maintenance of the wind turbine blade, wherein the robotic device comprises a body (12) defining a longitudinal axis, the robotic device further comprising a row of legs (14) arranged on opposite sides of the body, the legs each comprising two or more articulated limb segments (16, 18) and a foot (40), the articulated limb segments comprising an upper limb segment (16) and a lower limb segment (18), wherein the upper limb segment (16) is joined to the body (12) by a first articulated joint (22), the lower limb segment (18) is joined to the upper limb segment (16) by a second articulated joint (20), and the foot (40) is joined to the lower limb segment by a third articulated joint (46), and wherein the articulated limb segments (16, 18) are configured to enable the robotic device (10) to straddle over a leading edge (3) of the wind turbine blade (20) with the feet of opposing legs positioned on opposite sides of the leading edge.

FLUID SUPPLY SYSTEM

Absstract of: EP4692516A1

1. System zur Fluidversorgung2. System zur Fluidversorgung mindestens eines Verbrauchers (V), insbesondere zur Schmiermittelversorgung von Verbrauchern (V), wie Lagerstellen in Getrieben von Windkraftanlagen einschließlich Gleitlagern, zumindest bestehend aus einer- Fördereinrichtung (12),- Filtereinrichtung (14), und- Wärmetauscheinrichtung (16),die über fluidführende Leitungen (18, 20) miteinander verbunden und im Rahmen einer Fluidführung (24) entlang einer Strömungsrichtung (26) mit Fluid durchströmbar sind, dadurch gekennzeichnet, dass in Strömungsrichtung (26) gesehen hinter der Filtereinrichtung (14) eine Ausschleuseinrichtung (28) in die Fluidführung (24) geschaltet ist, die in mindestens einem Betätigungszustand das Fluid aus der Fluidführung (24) zumindest teilweise ausschleust und zumindest in einem anderen Betätigungszustand in der Fluidführung (24) in Richtung des jeweiligen Verbrauchers (V) belässt.

ROTOR POSITIONING OR PREPARATION FOR MOUNTING AND/OR UNMOUNTING A ROTOR BLADE

Absstract of: WO2025252429A1

It is described a method of preparing for mounting a rotor blade (8) to a hub (4) of a wind turbine (1), the hub being mechanically coupled to a rotor (5) of a generator (2), the method comprising: controlling the generator (2), in order to turn the hub (4) using torque generated by the generator (2), in particular according to a reference rotational speed; monitoring a quantity (14) indicative of an oscillation of the hub and/or a drive train; processing the quantity (14) in order to derive a strength (16) of the oscillation at at least one frequency; detecting when the strength (16) of the oscillation at at least one frequency exceeds a first, in particular frequency dependent, threshold (44), thereby indicating a critical situation; if the critical situation is indicated: reducing the reference rotational speed (18) for turning the hub (4) by generator produced torque; controlling the generator (2) based on the reduced reference rotational speed (18_1, 18_2,…).

OPERATING A WIND TURBINE GENERATOR RELATING TO A MOTORING MODE

Absstract of: WO2024260729A1

It is described a method of operating a generator system (101) coupled to a rotor (109), in particular of a wind turbine (100), in relation to a motoring mode, comprising: monitoring a value of at least one, in particular electrical and/or mechanical, operational parameter (104) of the generator system (101) during the motoring mode; ramping down a value of a quantity (113) indicating a magnitude of a torque (T) to be generated by the generator system (101), if the operational parameter value indicates a critical situation, the ramping down value of quantity being supplied to the generator system (101) for controlling the generator system; then stopping the generator system (101) such that no torque (T) is generated by the generator system, the stopping in particular comprising stopping a converter and/or stopping dynamic control and/or disconnecting the generator system from a power supply.

METHOD FOR MANUFACTURING AN ELECTRIC GENERATOR FOR A WIND TURBINE, MODULAR ASSEMBLY, ELECTRIC GENERATOR FOR A WIND TURBINE, AND WIND TURBINE

Absstract of: WO2024251557A1

Method for manufacturing an electric generator for a wind turbine, modular assembly, electric generator for a wind turbine, and wind, turbine Method for manufacturing an electric generator (7) for a wind turbine (1), comprising the following steps: - providing a modular assembly (15) comprising a plurality of rotor modules (16, 17, 18), a plurality of rotor shafts (25), a plurality of stator modules (29, 30, 31), and a plurality of carrier components (36), - manufacturing a rotor (10) of the electric generator (7) by mounting at least one of the rotor modules (16, 17, 18) to one of the rotor shafts (25), - mounting the rotor (10) to at least one of the carrier components (36) such that the rotor can rotate around a rotation axis (6), - mounting at least one of the stator modules ((2299, 30, 31) to this carrier component (36) such that this stator module (29, 30, 31) or these stator modules (29, 30 31) realize a stator (11) of the electric generator (7).

TURBINE BLADE

Absstract of: WO2024209197A1

A turbine blade (10), a turbine (1) comprising said turbine blade (10), a trailing edge assembly (11', 11'', 111') for a turbine blade (10', 10'', 110') and a kit of parts for a turbine blade (10', 10'', 110'). The turbine blade (10) comprising a leading edge (12), a trailing edge (14), a pressure side (16), and a suction side (18); wherein each of the pressure side (16) and the suction side (18) extend between the leading edge (12) and the trailing edge (14); wherein the pressure side (16) is formed of a first wall (20); wherein the suction side (18) is formed of a second wall (22); and wherein the first wall (20) and the second wall (22) are configured to be independently deformable and move relative to each other proximal the trailing edge (14) in response to loading on the turbine blade (10).

CURING PROCESS FOR WIND TURBINE ROTOR BLADES

Absstract of: CN121001871A

A method and apparatus (10) for curing an adhesive joint in a wind turbine blade manufacturing process is provided. The device (10) comprises: a moving frame (20); a root cap (30) configured to be coupled to a root end of a wind turbine blade (6) being manufactured; a seal (50) provided on the root cap (30); a hot air duct (41) passing through the root cap (30) and arranged to blow hot air into a blade cavity of the wind turbine blade (6); and a return duct (43) passing through the root cap (3) and arranged to receive a return flow of air from the blade cavity. The method includes mechanically coupling a root cap (30) to the root end; inflating the inflatable seal (50); and hot air is blown into the blade cavity.

METHOD OF LIFTING A WIND TURBINE BLADE

Absstract of: WO2024208874A1

Method of lifting a wind turbine blade (20), where said method comprises the step of providing a wind turbine blade, providing a blade yoke and connecting the blade yoke (22) to the blade, providing an elongated element connected to the blade adjacent to the suction or pressure surface, the elongated element: being arranged along at least 50% of the outer 1/3 of the blade, being arranged along the longitudinal axis of the blade, and the elongated element being arranged to reduce the coefficient of lift (CL) of the blade by more than 20%, and lifting the blade via the blade yoke. In this way, a simple way of mitigating the lift of the blade during lifting operations can be provided which increases the safety of the procedure and allows smaller lifting yokes to be used in the same winds, or the same lifting yokes to be used in higher winds.

BLADE TIP CLAMP

Absstract of: WO2024208884A1

A blade tip clamp suitable for being attached to a wind turbine blade, the blade tip clamp comprising a clamp mechanism arranged to attach the blade tip clamp to a blade near the tip of the blade, said clamp mechanism having a first configuration where the clamp mechanism is expanded and where the blade tip clamp, when arranged on a blade, is not attached to the blade and a second configuration where the clamp mechanism is retracted and where the blade tip clamp, when arranged on a blade, is attached to the blade. The blade tip clamp further comprises at least one fan unit configured to generate an air flow to apply a force to the blade when the blade tip clamp is attached to the blade. In this way, the fan unit can be used to control the position of the blade in a simple and effective manner with lower power demands and lower required sizes than prior art devices.

PLANETARY GEARBOX COMPRISING A SUN GEAR MOUNTED IN A PLANET CARRIER

Absstract of: CN121002307A

The invention relates to a planetary gear (10) for a wind turbine (100), driven by a rotor (106) and comprising at least one planetary stage (14) which rotates about an axis of rotation AD in a gear housing (12), in which the at least one planetary stage (14) has a planet carrier (16) and a ring gear (20), and the planet carrier (16) is at least indirectly drivingly connected to the rotor (72), and wherein the planet carrier (16) has a plurality of planet gears (18) which rotate together with the planet carrier (16) and which alternately mesh with the ring gear (20) and the sun gear (22), preferably with helical teeth. The sun gear (22) is mounted so as to be rotatable about an axis of rotation AD and is axially displaceable relative to the planet carrier (16) of the at least one planetary stage (14). A rotating bearing system in rotation is provided, and the axial forces generated by the helical teeth can be directly absorbed by the planet carrier (16).

CONTROLLING THE DAMPING OF SIDEWARDS TOWER OSCILLATIONS BASED ON A POWER OSCILLATION DISTURBANCE LEVEL

Absstract of: WO2024199597A1

The present invention relates to control of wind turbines of a wind park in relation to damping sidewards tower oscillations in view of a power oscillation disturbance level at the point of measurement of an electrical grid. The invention comprising determining a power oscillation disturbance level of at the point of measurement of the electrical grid; determining a grid condition level at the point of measurement; and determining a disturbance severity based on the power oscillation disturbance level and the grid condition level. Upon receiving a request to reduce the power oscillation disturbance level at the point of measurement from a system operator, the group of wind turbines is operated to reduce the power oscillation disturbance level based on the disturbance severity.

ROBOTIC MAINTENANCE DEVICE HAVING REPAIR MATERIAL SUPPLY SYSTEM AND METHOD FOR REPAIRING LEADING EDGE DAMAGE ON A WIND TURBINE BLADE

Absstract of: WO2024199596A1

A robotic maintenance device (40) includes a repair material supply system (60) and is configured to repair damage (26) around the leading edge (22) of a wind turbine blade (20). The robotic maintenance device (40) includes an applicator tool (42) configured to apply and shape a coating (30) defined by a two-component repair material over the leading edge (22) of the blade (20). The repair material supply system (60) includes a purge valve (74) and a waste container (76) located downstream from a mixer (72). The purge valve (74) delivers an initial output from the mixer (72), which may include any or all of air, debris, and insufficiently mixed first and second components, into the waste container (76). By delivering the first amount of mixer output to the waste container (76) for a predetermined period of time after initiation of flow of components into the mixer (72), the purge valve (74) assures that the applicator tool (42) receives only a high-quality mixture of the two- component repair material mixed at the desired mix ratio.

ASSEMBLY AND METHOD OF ASSEMBLING AN ASSEMBLY

Absstract of: CN121039406A

An actuator for use in an expansion connector in an assembly, the actuator comprising: a longitudinal member extending along a longitudinal axis; -a wedge member extending from the first section of the longitudinal member in at least a secondary direction, wherein the secondary direction is substantially perpendicular to the longitudinal axis; -wherein the cross-section of at least the first section of the longitudinal member has a non-circular cross-section.

LAMINATE STRUCTURE FOR A FLANGE CONNECTION OF A WIND TURBINE ROTOR BLADE, CONNECTING ELEMENT, WIND TURBINE ROTOR BLADE AND METHOD FOR MANUFACTURING A LAMINATE STRUCTURE

Absstract of: CN120917226A

A laminate structure (146) for a flange connection of a wind turbine rotor blade (110), the laminate structure (146) having at least one connection element (144), the connection element (144) comprising a bushing (148) and a core element (150), in which-a first end (152) of the bushing (148) has a bore (156) with an internal thread (158) adapted to receive a connection bolt, and-a second end (152) of the bushing (148) has a core element (150) adapted to receive the core element (150). -the second end (154) of the bushing (148) has a bushing extension portion (160) with an inner recess (162), the inner recess (162) having a funnel-like shape,-the core element (150) comprises an inner portion (166), an intermediate portion (168) and an outer portion (170), where-the outer portion (170) tapers at an end (174) opposite the inner portion (166),-the inner portion (166) has a shape corresponding to the inner recess (162), and-the inner portion (166) has a shape corresponding to the inner recess (162). -the first laminate layer (176) is wound around the inner portion (166) and the intermediate portion (168) of the core element (150), and-the wound core element (150) is inserted with the inner portion (166) into the inner recess (162) such that the first laminate layer (176) is arranged between the core element (150) and the bushing extension portion (160).

METHOD AND SYSTEM FOR INSPECTING AN ELECTRICALLY CONDUCTIVE COMPONENT FOR A WIND TURBINE BLADE

Absstract of: CN120958319A

An inspection system (200) for use during manufacture for inspecting a moving electrically conductive member (300) for a blade of a wind turbine (10) is described. The inspection system (200) includes an eddy current array probe arrangement (210) having at least two electromagnetic coils (220) offset from each other. The inspection system further comprises sensor means for sensing eddy currents induced in the electrically conductive member (300) by the eddy current array probe means (210); and a constant lift mechanism (500) for maintaining a substantially constant lift (231) between the eddy current array probe arrangement (210) and the electrically conductive member (300). Furthermore, an inspection method for inspecting an electrically conductive component (300) for a blade of a wind turbine (10) during manufacturing of the blade of the wind turbine (10) is described.

NEW TRANSITION PIECE FOR A WIND TURBINE

Absstract of: EP4692536A1

New transition piece for a wind turbine formed by a hollow cylindrical tubular segment (1) with multiple connected rings (1a, 1b, 1c, 1d, 1e), the upper part of the transition piece being the tower flange (11), the upper third comprising platforms (7, 8) and ribs (12) and the bottom part being a radial platform (9) with brackets. The transition piece also comprises three bracing posts (2), each comprising a bracing connector (4) and a corner connector (5), and six radial posts (3), which are horizontal tubes narrower than the bracing posts (2). The bracing connector (4) is a piece that connects the tubular segment (1) by means of an internally threaded joint into blind holes, and the upper part of the bracing joint (2) by means of a circular joint. The corner connector (5) is a piece with three joints: a first joint connecting to the bottom part of the bracing joint (2), a second joint connecting to the ground or to modules that complete a lower truss tower, and a third joint connecting to the two radial joints (3) that extend horizontally to the tubular segment (1). All the joints are circular joints. An X-shaped radial connector (6) is a cast iron piece with two joints: a joint connecting the tubular segment (1) by means of a flat joint, and a joint connecting the two radial posts (3) by means of a circular joint.

一种风力机固定结构

Absstract of: CN223894307U

本实用新型公开了一种风力机固定结构，包括基础环支架，放置于地面开设的基坑内；基础环，底部与基础环支架顶部保持连接，顶部延伸至地面上方并与塔筒保持连接；钢筋笼，套设在基础环支架与基础环外端并浇筑混凝土；在所述基础环支架和基础环上贯穿设置有数个连接钢筋，所述连接钢筋与钢筋笼捆扎。该固定机构可用于对风力机的塔筒进行固定，从而有效保证风力机在高处承受较大风力时的稳定性，避免塔筒底部因长时间承受不同方向的风力时发生晃动，进而造成后续倾倒。

一种风力发电机轮毂

Absstract of: CN223894299U

本实用新型涉及风力发电机技术领域，尤其是一种风力发电机轮毂，主轴法兰上固定连接有固定环，固定环上滑动套接有防护套管，防护套管的内壁上固定连接有密封圈，密封圈与固定环的外壁接触，防护套管的一侧固定连接有限位环，限位环的内环壁与主轴法兰相接触，限位环位于轮毂本体与防护套管之间。本实用新型通过推动限位环向固定环方向移动，限位环移动后带动防护套管移动，防护套管带动密封圈移动，限位环移动一段距离后与固定环接触，防护套管将驱动轴与主轴法兰的连接处遮盖，密封圈与驱动轴、主轴法兰连接处的外壁接触，避免灰尘落在驱动轴与主轴法兰的连接处，从而不会影响驱动轴的工作。

一种基于风光储电解次氯酸钠的供水管网补氯控制系统及控制方法

Absstract of: CN121494156A

本发明公开了一种基于风光储电解次氯酸钠的供水管网补氯控制系统及控制方法，该方法利用风力发电和光伏发电协同，将风能和太阳能转换为电能，驱动电解槽电解食盐水生成次氯酸钠用于供水管网加氯控制；同时通过锂电池与氢燃料电池构成复合储能系统，其中氢燃料电池直接利用电解副产氢气，实现能源循环利用。系统核心为智能控制器，依据光伏功率、风力发电功率、电池电量、储氢压力及水质参数，动态切换五种能量管理工况，协调风、光、电、氢多种能源的分配与转换，并精准控制加药量；本发明有效降低了传统水厂消毒工艺的能耗与运行成本，解决了单一光伏驱动系统运行不稳定的问题，实现了消毒过程高效、连续、环保与能源自给。

风力发电机组叶片结冰的抑制方法及系统

Absstract of: CN121497567A

本申请公开了一种风力发电机组叶片结冰的抑制方法及系统，涉及风力发电技术领域，本申请的方法包括：获取风力发电机组所处区域的天气数据和环境状态数据、当前结冰状态以及所述超声波传感器阵列中各传感器处的结冰厚度；根据所述超声波传感器阵列中各传感器处的所述结冰厚度进行反距离加权处理得到结冰区域；根据所述天气数据和所述环境状态数据进行结冰预测，得到结冰预测概率；根据所述结冰预测概率、所述当前结冰状态以及所述结冰区域中的至少两个确定对应的除冰模式；根据所述除冰模式、所述结冰厚度以及所述结冰区域中至少两个控制所述超声波装置和/或加热装置对叶片进行结冰抑制。

风力发电机组变桨轴承状态在线监测与服役安全预警系统

Absstract of: CN121497565A

本发明公开了风力发电机组变桨轴承状态在线监测与服役安全预警系统，该系统通过在线监测模块的力、转速、振动传感器实现多维度数据采集，经数据库模块建立载荷‑转速‑振动特性映射关系，利用性能预测模块的盲源分离等智能算法构建故障预测模型，结合安全性能评价模块的多级阈值实现状态分级评估。硬件模块完成传感器精准选型与设备协同，软件模块实现数据采集、分析、展示等功能。该系统克服传统监测精准度低、数据处理弱、预警不准等问题，可快速精准预测评估轴承状态，定位故障并优化维修决策，降低运维成本，提升机组运行安全性与经济性。

一种风力发电机组叶片自动锁紧装置及其控制方法

Absstract of: CN121497559A

本发明涉及风力发电领域，公开了一种风力发电机组叶片自动锁紧装置及其控制方法，包括固定支架、推杆单元、锁止单元和控制单元；固定支架固定安装在风电发电机组的轮毂上；推杆单元的固定端固定安装在固定支架上；锁止单元包括定锁钩组件和动锁钩组件，定锁钩组件固定安装在风电发电机组的变桨轴承上，动锁钩组件固定安装在推杆单元的动力输出端上，且推杆单元的动力输出端的滑动方向垂直于定锁钩组件和动锁钩组件锁止面；控制单元控制推杆单元、定锁钩组件和动锁钩组件的启动和停止；控制单元控制定锁钩组件的锁止端和动锁钩组件的锁止端锁止；从而解决了现有技术中风电机组无法利用简单结构远程锁紧的问题。

一种废旧锂电池处理中的废气处理装置

Absstract of: CN223887686U

本实用新型涉及废气处理技术领域，尤其为一种废旧锂电池处理中的废气处理装置，包括废气降尘处理罐，废气降尘处理罐顶部入口处连接设有无动力吸风组件，废气降尘处理罐顶部安装有用于对设备进行保护的降温组件，降温组件顶部设有用于对高温高压气体进行利用的发电组件，发电组件顶部连接设置有特斯拉阀，特斯拉阀入口与废旧锂电池处理中的废气入气管相连接，发电组件包括有套筒、轴杆、叶片和发电机，轴杆一端与发电机输入端转子相连接，叶片安装位于套筒内部的轴杆外圆周壁上；本申请通过集成特斯拉阀、无动力吸风组件、降温组件和发电组件，实现了对高温废气的高效处理和能量回收，同时解决了传统装置中资源浪费和高温危害的问题。

一种五通结构及包含其的转换段连接结构和格构式塔架

Nº publicación: CN223894306U 10/02/2026

Applicant:

华电河南新能源发电有限公司

Absstract of: CN223894306U

本实用新型公开了一种五通结构及包含其的转换段连接结构和格构式塔架，五通结构包括：第一接头、第二接头、第三接头和第四接头；所述第一接头和第二接头均倾斜设置在第四接头顶部，且第一接头位于第二接头上方；两个第三接头并排设置在第四接头下部，且两个第三接头之间存在夹角；各个接头之间的连接缝一体浇筑成型，且各个接头的连接端面均设有连接孔。本实用新型具有结构紧凑、拆装便捷且可靠性高等特点，有利于提高大功率风力发电机组的安装和维护便捷性。