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WIND TURBINE ROTOR BLADE IMPROVED FOR LIGHTNING PROTECTION

Resumen de: EP4556711A1

0001 It is described a rotor blade (100) for a wind turbine, comprising: a rotor blade wall (101) at a root end portion (102), wherein at an outer blade wall surface (103) and/or an inner blade wall surface (104) it is arranged: a lightning discharge conductor (105) connected to a lightning receptor (108) at, in particular a tip of, the rotor blade; a conductive member (106) electrically connectable to a hub (110); an insulating member (107) arranged at least partially between the lightning discharge conductor (105) and the conductive member (106).

WIND TURBINE AND METHODS FOR OPERATING SAID WIND TURBINE

Resumen de: EP4556709A1

0001 Wind turbine and associated methods for setting a selected rotor configuration (10), during conditions with no yaw movement, if a determined first maximum wind condition exceeds an anticipated or current on-site wind condition and/or if said first maximum wind condition exceeds a determined second maximum wind condition, said first and second maximum wind conditions determined for at least an evaluated wind direction in respect to the wind rotor, in particular for a plurality of wind directions, and associated with a load level and/or vibration response on one or more components (2,3,4,5,6,7) at an evaluated wind condition of a plurality of evaluated wind conditions evaluated for one or more wind directions, and determined based on an allowable threshold, such that the first maximum wind condition associated with the selected rotor configuration may exceed currently safety wind conditions required for performing assembly or maintenance operations thus increasing the availability thereof.

TOOLKIT AND METHOD FOR REPLACING A BLADE BEARING AND METHOD FOR OPERATING A WIND TURBINE

Resumen de: EP4549729A1

0001 Method for replacing a previously installed blade bearing (1) with a replacement blade bearing (2) in a wind turbine (3), comprising the steps of - orienting a rotatable component (4) of the wind turbine (3) into a service position (5), in which the previously installed blade bearing (1) is arranged at the lower side of the rotatable component (4), - disconnecting a rotor blade (6) from the previously installed blade bearing (1) and lowering the rotor blade (6) to create a free space (7) below the previously installed blade bearing (1), - installing a service platform (8) within the free space (7) by attaching connecting means (9) for the service platform (8) to the rotatable component (4) and/or at least one supporting component (10) of the wind turbine (3) in such a way, that the weight of the service platform (8) is at least partially supported by the rotatable component (4) and/or supporting component (10), - unmounting the previously installed blade bearing (1) from the rotatable component (4) and mounting the replacement blade bearing (2) to the rotatable component (4), wherein the previously installed blade bearing (1) is located on the service platform (8) during and/or after its unmounting and/or wherein the replacement blade bearing (2) is located on the service platform (8) before and/or during its mounting, and - uninstalling the service platform (8) and connecting the rotor blade (6) to the replacement blade bearing (2).

CALCULATION METHOD FOR VORTEX-INDUCED RESONANCE REGION OF WIND TURBINE BLADE, AND VORTEX SUPPRESSION APPARATUS

Resumen de: EP4782682A1

A method for determining a vortex-induced resonance region of a wind turbine blade and an anti-vortex device are provided, and relates to the technical field of wind power equipment. The method includes: obtaining the natural frequency of the wind turbine blade; segmenting the wind turbine blade to obtain a plurality of blade sections; calculating a vortex shedding frequency of a cross section of each of the plurality of blade sections at different wind speeds or under different operating conditions; and determining at least one vortex-induced resonance region of the wind turbine blade by comparing the vortex shedding frequency of the cross section of each of the plurality of blade sections at different wind speeds or under different operating conditions with the natural frequency. The above technical solution clarifies the main energy input region where vortex-induced vibration phenomenon occurs in the wind turbine blade, that is, the vortex-induced vibration region, so that the anti-vortex device is installed in the vortex-induced vibration region, thereby improving the effectiveness of the anti-vortex measures, reducing the ineffective arrangement of the anti-vortex device, and saving the cost.

A STEREOVISION METHOD AND SYSTEM

Resumen de: EP4782876A2

0001 A wind turbine comprising a wind turbine tower and a system for detecting and localizing a flying object such as a bird and/or drone in the vicinity of the wind turbine, the system comprising: a first camera mounted on the wind turbine tower, having an optical axis and a first axis which is perpendicular to a baseline and the optical axis of the first camera; a second camera, arranged vertically relative to the first camera on the wind turbine tower, wherein the second camera has an optical axis parallel to the optical axis of the first camera and a second axis which is parallel to the first axis of the first camera; a processing system configured to receive data about an object position at the image plane from the first camera and the second camera, when the first and second cameras are oriented with their optical axes at an angle α to the baseline, wherein α is substantially non-right angle, wherein the processing system is configured to localize the object, including by calculation of a distance, D, of the object to a line including the baseline, B, connecting the centre of the first and the centre of the second camera.

METHODS FOR USING WIND TURBINE ROTOR OR BLADE MAINTENANCE TOOLS AND ROTOR OR BLADE TOOLS THEREFOR

Resumen de: WO2025061245A1

A method of repairing a wind turbine (10) including a tower (12) and a nacelle (14) connected to the tower (12). The nacelle (14) includes a main shaft (20) and a main bearing assembly (36). A rotor (16) is connected to the main shaft (20). The rotor (16) includes a hub (22) and a plurality of blades (24) connected at respective blade interfaces (28). The blade interfaces (28) define a rotor rotational plane (30). The method includes clamping a rotor maintenance tool (40) or a blade maintenance tool (70) to the tower (12). The rotor maintenance tool (40) or the blade maintenance tool (70) includes a tower clamp (42, 44, 84) for connecting the rotor maintenance tool (40) or the blade maintenance tool (70) to the tower (12) and a cradle assembly (46, 72) for supporting a portion of the rotor (16). The cradle assembly (46, 72) is movable relative to the tower (12) between a retracted position adjacent the tower (12) and an extended position. The method includes moving the cradle assembly (46, 72) from the retracted position to the extended position and into contact with the rotor (16) and disconnecting the rotor (16) from the nacelle (14) so that the rotor (16) is supported by the tower (12).

A FLOATING SUPPORT STRUCTURE FOR A WIND TURBINE SYSTEM AND A METHOD FOR ASSEMBLY

Resumen de: WO2025061959A1

The invention describes a floating support structure (1) for supporting an off shore wind turbine comprising a first, second and third main section (10a, 10b, 10c) each comprising a horizontal part and a vertical part (12a, b, c) directly or indirectly connected to the radial end of the horizontal part and the central ends of the horizontal parts (11a, b, c) are joined in a central region thus creating a coupling space (7) underneath the horizontal parts and between the vertical parts. The floating support structure further comprises a transition piece (15) comprising a connecting flange (16) for connecting a coupling end of the wind turbine tower (101) to the support structure. The transition piece further comprises a reinforcement body (17) welded onto the first, second and third horizontal parts.

COMPACT MOUNTING OF A WIND TURBINE GEARBOX

Resumen de: WO2025061367A1

The invention relates to an assembly (103, 105) for a wind turbine; comprising a first means (107) fixed to the machine support, a first half shell (113, 115), a first screw (201) and a second screw (201); wherein the first half shell (113, 115) forms, together with the first means (107) fixed to the machine support, a first gudgeon pin recess (111) for accommodating a first gudgeon pin (109) for fixing a housing (101) in a machine support (107); wherein the first screw (201) is accommodated in a through-hole in the first half shell (113, 115) and screwed to a thread of the first means (107) fixed to the machine support. The second screw (201) is accommodated in a through-hole in the first means (107) fixed to the machine support and screwed to a thread of the first half shell (113, 105).

METHOD FOR OPERATING A WIND TURBINE AND WIND TURBINE

Resumen de: EP4782683A2

0001 According to an embodiment, the method is for operating a wind turbine (100) having a rotor (10) with at least one rotor blade (1, 2, 3) and a setting system (31, 32) which is configured to change the operation of the wind turbine. The method comprises a step in which first trigger information (Ia1) is provided, wherein the first trigger information is representative of whether the torsional movement of at least one rotor blade exceeds a threshold. If this is the case, a first output signal (OS1) is generated which is configured to cause the setting system to change the operation of the wind turbine in order to reduce the torsional movement of the at least one rotor blade.

Floating offshore support structures

Resumen de: GB2703467A

A support structure 10 suitable for a floating offshore wind turbine 12 comprises a floater 14 and upright tension legs 16 extending from respective leg anchors 20 to the floater. The legs correspond to side edges of a prism, with upright side faces of the prism being defined between neighbouring legs. Additionally, inclined tensile braces 30 extend diagonally across the side faces from individual or shared brace anchors 32 to the floater. Each tension leg lies in a plane that extends between a pair of the braces, the braces of the pair extending across respective adjoining side faces and converging downwardly toward that plane. Braces of different pairs may cross each other with mutually opposed inclination as they extend across the side faces. Figure 1

ELONGATE REINFORCING STRUCTURE FOR A WIND TURBINE BLADE

Resumen de: WO2025061588A1

Herein is described an elongate reinforcing structure comprising a pultruded plank having a surface to which thermoplastic binder particles are adhered.

一种风电机组主传动链非接触式载荷测试装置

Resumen de: CN224568508U

本实用新型公开一种风电机组主传动链非接触式载荷测试装置，包括装置壳体、飞轮惯量盘、耦合器和拖动电机，所述装置壳体的两侧设有侧支撑板，所述装置壳体的外周和所述侧支撑板上分别设有若干磁力加载孔，所述磁力加载孔处分别安装有可调节间隙的磁力加载组件，所述磁力加载组件分别作用于所述飞轮惯量盘的轴向盘面和/或径向盘面；所述装置壳体的外周和所述侧支撑板上在靠近所述磁力加载组件处还分别设有散热支架，所述散热支架上设有用于所述磁力加载组件散热的散热器。本测试装置能够有针对性和目的性的对各个磁力加载组件进行散热，避免热量聚集，减少过热对测试带来的不利影响；而且装置壳体的高度可调，磁力加载组件装卸方便。

风电叶片支撑装置

Resumen de: CN224566245U

本实用新型公开一种风电叶片支撑装置，其包括支撑底架、一对周侧支撑组件、支撑底部调节组件以及一对支撑底部承载组件。一对周侧支撑组件共同用于对风电叶片的侧部进行支撑，支撑底部调节组件用于调节风电叶片的支撑高度，一对支撑底部承载组件共同用于对风电叶片的底部进行支撑。该风电叶片支撑装置通过设置一对周侧支撑组件、支撑底部调节组件和一对支撑底部承载组件，能够从侧部和底部对风电叶片进行全方位支撑，提高了支撑的稳定性，通过周侧支撑组件实现对不同宽度风电叶片侧部的支撑调节，通过支撑底部调节组件能够调节风电叶片的支撑高度，使得风电叶片支撑装置适用于不同规格的风电叶片，通用性强。

具有轻便型动力轴总成的垂直轴风力发电机

Resumen de: CN224566236U

本实用新型公开了一种具有轻便型动力轴总成的垂直轴风力发电机，包括传动连接至发电机组的动力轴总成，以及装配于动力轴总成的风叶，动力轴总成包括转动主轴以及与转动主轴同轴且外套于转动主轴的轴套；在同一横断面上，所述轴套的外径尺寸大于转动主轴的外径尺寸；动力轴总成还包括通过轴套设置于转动主轴的风叶支臂，使用时，风叶通过风叶支臂设置于转动主轴，转动主轴传动连接至发电机组；能够优化当前垂直轴风力发电机中动力轴总成的结构，以满足动力轴总成应用于垂直轴风力发电机后的能源转换效率需求。

风力发电机的设备安装平台和风力发电机

Resumen de: CN224566241U

本实用新型公开了一种风力发电机的设备安装平台和风力发电机，涉及风力发电机技术领域，其中，设备安装平台包括基架结构和平台结构；基架结构包括环形支架和多个支腿，多个支腿沿环形支架的周向间隔设置，且环形支架支撑于多个支腿的顶端，各支腿的底端支撑于塔筒的底部，环形支架围成一圆形的容置腔；平台结构包括圆形平台和转动驱动组件，圆形平台用于供风力发电机的电控设备安装，圆形平台设置于容置腔处，并可转动地安装于环形支架，转动驱动组件安装于塔筒的底部并与圆形平台的底部连接，转动驱动组件用于驱动圆形平台绕其轴向相对环形支架转动。本实用新型提供的设备安装平台能轻松且准确地安装于塔筒内、安装简单，且效率较高。

一种陆上风电机舱集成框架组件

Resumen de: CN224566249U

本实用新型公开了一种陆上风电机舱集成框架组件，涉及风电机舱支架技术领域，包括调节框，所述调节框顶部的左侧固定连接有轴架底座，所述调节框底部的两侧均固定连接有连接底架，所述调节框顶部滑动有两组用于支撑电机的滑动安装筋，所述调节框顶部的前侧与后侧均滑动安装有若干组用于支撑电器件的滑动安装台。本实用新型通过调节框、轴架底座、连接底架、滑动安装筋、滑动安装台、散热风扇和螺纹定位孔设置，解决了电机和电器件的支撑结构往往固定且缺乏灵活性以及无法根据机舱内部电器件的实际发热情况以及布局进行灵活的散热角度调节的问题，达到了可根据散热需求提前调整对应散热位置以及根据需要灵活调整安装位置的效果。

箱体、功率模块组件、变流器和风力发电机组

Resumen de: CN224571512U

本实用新型实施例提供了一种箱体、功率模块组件、变流器和风力发电机组。其中，箱体包括：箱主体，箱主体内具有容纳腔，容纳腔用于容纳发热器件以及浸没发热器件的相变冷却介质，以使相变冷却介质能够吸收发热器件的热量并相变成气态；箱主体还设置有与容纳腔连通的进液口，进液口用于供液态的相变冷却介质进入。有利于相变冷却介质对发热器件进行冷却，冷却效果好，而且有利于发热器件各处均匀散热。

一种功率模组和风电变流器

Resumen de: CN224571075U

本申请公开一种功率模组和风电变流器，涉及电力电子技术领域，包括功率模块本体、直流母线、核心板和防护罩，核心板与功率模块本体电连接，防护罩具有防护空间，功率模块本体和核心板均设置在防护空间内，直流母线设置在防护空间外，防护罩用于起到防凝露、防尘等防护作用。直流母线设置在功率模块本体的上方，并与功率模块本体电连接，且防护罩的顶部与直流母线抵接，在直流母线的外壁上形成的凝露用于沿防护罩和直流母线的抵接位置向防护罩背向功率模块本体的一侧流动，也即沿防护罩的外壁流动，以使功率模块本体和核心板免受直流母线上凝露的影响。

风电叶片高空对接定位设备

Resumen de: CN224566243U

本实用新型涉及定位设备技术领域，具体为风电叶片高空对接定位设备，包括扇叶以及扇叶一侧的发电机主体，扇叶的右端固定安装有螺栓，发电机主体的左端面对应螺栓开设有螺孔，发电机主体的左端面开设有空洞，扇叶的内部设置有外壳，外壳的内部左端面固定安装有驱动电机，驱动电机的输出轴端部固定安装有螺纹杆一。本实用新型通过设置定位引导设备，用于高空环境下风机扇叶的精准安装，可有效引导扇叶与轮毂螺栓孔的对接，减少高空作业中的位置偏差，辅助实现扇叶的姿态调整与精确定位，显著降低人工校正难度和装配时间，结构稳定可靠，适应复杂风况，提升高空安装的安全性与效率，适用于大型风力发电机组的现场组装与维护作业。

一种自适应风向的垂直轴磁约束风力发电装置

Resumen de: CN224566239U

本实用新型涉及风力发电设备技术领域，具体为一种自适应风向的垂直轴磁约束风力发电装置，包括遮风罩、磁约束支撑系统和发电模块，所述遮风罩下部安装垂直轴磁悬浮永磁铁凹槽圆环，与下方第一组件支架上部安装的垂直轴磁悬浮支撑永磁铁圆环磁极方向相同；所述磁约束支撑系统由上部横向磁约束限位装置和下部横向和纵向组合磁约束限位装置组成，所述发电模块由第一线圈盘、第二线圈盘、发电模组支架、永磁铁盘、永磁体圆片和三角形线圈组成。本实用新型通过优化永磁体材料的排列方式及间距，设计横向与纵向组合磁约束的永磁铁组，实现扇叶的悬浮与稳定运行，同时结合自适应风向控制技术，提高风能利用效率。

一种风电齿轮箱换油用辅助装置

Resumen de: CN224567132U

本实用新型公开了一种风电齿轮箱换油用辅助装置，属于风电齿轮箱技术领域。该风电齿轮箱换油用辅助装置，包括辅助油桶，所述辅助油桶的顶部固定连接有进油管，所述辅助油桶的内部安装有清理铁屑的清理组件，所述辅助油桶的右侧安装有过滤杂质的过滤组件，所述清理组件包括电机、搅拌轴、搅拌叶、套筒和电磁线圈，所述辅助油桶的顶部固定连接有电机。通过设置电机、搅拌轴、搅拌叶、套筒、电磁线圈和排液管，在注入清洗油时，启动电机并对电磁线圈进行通电，电机带动搅拌轴和搅拌叶对注入的清洗油进行打散，电磁线圈通电后使得套筒内部具有强大磁场，可将经过的细小铁屑吸附在套筒内壁上，从而对换油过程中的铁屑进行清除。

一种风力发电机机舱运输底座

Resumen de: CN224566247U

本实用新型公开了一种风力发电机机舱运输底座，包括安装框架，安装框架内部固定设置有法兰连接座，安装框架表面设置有插销式吊点，且插销式吊点的数量为三个，当风力发电机机舱通过螺栓与法兰连接座固定后，将绳索一端安装在插销式吊点上，并从连接组件内穿过，并对放置于机舱的叶片进行固定，并将绳索的另一端与最左侧的插销式吊点上，通过对风力发电机机舱底部进行固定，并通过绳索对风力发电机机舱进行固定，使得钢丝对风力发电机机舱进行限位，避免了运输过程中会因路面颠簸、转弯产生冲击力，导致机舱与底座相对位移的情况，避免了严重时引发机舱倾斜、坠落的情况，降低了风力发电机机舱运输过程中的安全隐患。

一种风力发电装置用支撑架及风力发电装置

Resumen de: CN224566244U

本实用新型公开了一种风力发电装置用支撑架及风力发电装置，包括多个支撑单元以及若干绝缘支撑杆，多个支撑单元相互围合形成具有内圈和外圈的环形支撑框架；相邻两支撑单元之间形成有容纳风电机组的涵道空间，绝缘支撑杆分布于各个涵道空间内，被配置为支撑风电机组；每个支撑单元包括沿环形支撑框架的径向延伸设置的桁架结构，以及设置于桁架结构两端的外支撑杆和内支撑杆；各个支撑单元的外支撑杆首尾相连插接围合成闭合圆形，形成环形支撑框架的外圈，各个支撑单元的内支撑杆首尾相连插接围合成闭合圆形，形成环形支撑框架的内圈。通过模块化设计，优化气动布局和结构受力分布，提高了风电机组的发电效率和风力发电装置整体的稳定性和可靠性。

一种垂直轴风力发电机扇叶

Resumen de: CN224566234U

本实用新型提出一种垂直轴风力发电机扇叶，涉及风力发电设备制造技术领域，包括主体框架和外壳，外壳包覆于主体框架外侧，主体框架包括外支架、内支架和支撑轴，外支架固定连接于支撑轴的两侧，内支架固定连接于支撑轴的中部，内支架一侧为圆弧状结构，内支架另一侧具有凹弧一和凹弧二，且凹弧二的曲率半径大于凹弧一的曲率半径，本实用新型有效引导气流并减少涡流产生，提升气流通过效率与风能捕获能力，本扇叶对材质进行改进，保证结构强度且大幅减轻重量，同时使扇叶具有良好的耐腐蚀性和耐候性能，在包覆层表面集成太阳能薄膜层，无风或低风速条件下仍可通过太阳能发电，显著提升风力发电机能源输出的连续性与稳定性，扩展了应用场景。

一种风机叶片运输姿态自适应固定支架

Nº publicación: CN224566246U 28/07/2026

Solicitante:

天津联合能源科技有限公司

Resumen de: CN224566246U

本实用新型公开了一种风机叶片运输姿态自适应固定支架，涉及风机设备技术领域，而本实用新型包括底板，所述底板的上部设有调节机构，用于对风机叶片吊装时的装载调节，调节机构包括：自适应组件包括设置在底板顶端一侧的一号基座，一号基座的顶端固定安装有一号基架，本申请通过气缸驱动齿板与齿轮进行啮合或分离的调整，在吊装时使齿轮处于自由状态，滑动轴可随叶片尾部的晃动而自适应偏转，同时叶片端部由可自由转动的橡胶辊支承，二者协同作用极大降低了叶片就位过程中的调整阻力，有效避免了叶片在吊装和调整过程中，外表面与刚性支架间的硬性摩擦与磕碰，从而显著减少了叶片表面凝胶涂层与复合材料的损伤。