Resumen de: EP4545782A1
The invention belongs to the field of wind motors. The wind turbine according to the invention comprises:- an air intake nozzle arranged to allow entry of air into the turbine and flow of the air towards rotor blades,- a hollow air tube on which rotor blades of the wind turbine are installed, said hollow air tube being placed between the air intake nozzle and an air outtake nozzle, and- the air outtake nozzle arranged to allow at least partial release of air to the exterior of the wind turbine as well as at least partial return of the air via the hollow air tube towards the intake nozzle.The hollow air tube thus allows that air entering the wind turbine is returned in a feedback loop, which in addition to newly incoming air ensures higher flows and speeds that enable decrease of wind turbine dimensions.
Resumen de: EP4545787A1
It is described a coupling system for coupling a functional unit (8), in particular hydrogen producing unit, to a wind turbine (1), the coupling system comprising:a wind turbine platform (6) arrangeable to a wind turbine tower (2); anda support platform (10) for supporting the functional unit (8);wherein the wind turbine platform (6) comprises first fixing means (20) and the support platform (10) comprises second fixing means (25); andwherein the second fixing (25) means are detachably coupled to the first fixing means (20), so that the support platform (10) is detachably arranged at the wind turbine platform (6).
Resumen de: EP4545784A1
Method for storing at least one pipe (13) of a stationary offshore device (1), particularly being a wind turbine (2), by bringing the at least one pipe (13) from a functional state into a storing state, wherein the method comprises the following steps:- dismounting the at least one pipe (13) being in the functional state in which it constitutes a component of a conveying arrangement (9) for conveying a fluid through the at least one pipe (13),- bringing the at least one pipe (13) into the storing state in which it is removably held by at least one suspension device (16) such that the at least one pipe (13) is suspended from a platform (7) of the offshore device (1).
Resumen de: EP4545785A1
The present invention relates to a holding structure (1) for a tower of a wind turbine for holding internal components of the wind turbine tower, comprising a main beam (2) for providing a holding interface for holding the internal components, a first attachment section (3) for attaching the holding structure (1) to a first shell section of a tower shell (4) of the wind turbine tower and a second attachment section (5) for attaching the holding structure (1) to a second shell section of the tower shell (4). The first attachment section (3) is arranged at an attachment end (6) of a first crossbar (7), wherein a connection end (8) of the first crossbar (7) is connected to a first end section (9) of the main beam (2) with a first angle (a1), wherein the first angle (a1) is smaller than 180°. The invention further relates to a tower segment (25) for a tower of a wind turbine.
Resumen de: EP4545281A1
Die Erfindung betrifft ein Verfahren zum Herstellen eines Windenergieanlagen-Rotorblattes (200), welches eine erste und zweite Halbschale (210, 220) aufweist. Das Verfahren umfasst ein Herstellen der ersten Halbschale (210) und der zweiten Halbschale (220), ein Vorsehen eines Klebewinkels (230) mit einer Mehrzahl von Löchern (231) zum Verbinden der ersten und zweiten Halbschale (210, 220), wenn diese beiden aufeinander platziert sind, ein Verkleben eines Abschnitts des Klebewinkels (230) mit der ersten oder zweiten Halbschale (210, 220) mittels eines Klebers (240), ein Einführen von ersten Enden (410) einer Mehrzahl von Zugspannern (400) durch die Löcher (231) in dem Klebewinkel (230), ein Vorsehen von ersten Knoten (411) oder Schlaufen (412) an den ersten Enden (410) der Zugspanner (400), ein Einführen von zweiten Enden (420) der Mehrzahl von Zugspannern (400) durch Löcher in der ersten oder zweiten Halbschale (210, 220), so dass die zweiten Enden (420) von außerhalb der ersten und zweiten Halbschale zugänglich sind, ein Vorsehen von zweiten Knoten (421) oder Schlaufen (422) an den zweiten Enden (420) der Zugspanner (400), und ein Vorspannen der zweiten Enden (420) der Zugspanner (400) mittels Spannwerkzeuge (500) außerhalb der ersten und zweiten Halbschalen (210, 220) bis der Kleber (240) ausreichend ausgehärtet ist.Die Erfindung betrifft ferner eine Verwendung eines Gewebebandes als Zugspanner und ein Windenergieanlagen-Rotorblatt (200).
Resumen de: AU2023331773A1
A method of operating a wind turbine (100) is provided, wherein the wind turbine (100) is operable in plural different operating modes (41-46) that differ by at least one of lifetime consumption of the wind turbine and energy production by the wind turbine. A sequence (305; 741-745) of operating modes is determined for a future period of time (301), wherein an optimization parameter (op) is estimated based on at least one estimated external parameter (ep). The method further includes obtaining an current value for the at least one external parameter (ep) and determining an actual operating mode for the wind turbine for a current point in time, wherein the determining of the actual operating mode comprises estimating an adjusted optimization parameter for plural sequences (305; 741-745) and for the current value of the at least one external parameter (ep), and selecting the actual operating mode based on the estimated adjusted optimization parameters. The wind turbine is operated in the determined actual operating mode.
Resumen de: AU2023296927A1
A wind turbine tower elevator carriage for clamping onto at least a first tower rail extending up a wind turbine tower to releasably support the carriage on the first tower rail, the elevator carriage comprising: a carriage body, independently operable first and second releasable rail clamps and a lifting mechanism for raising and lowering the carriage body with respect to the first releasable rail clamp.
Resumen de: WO2024002446A1
The invention relates to controlling a wind turbine. A predefined power coefficient data structure and a predefined thrust coefficient data structure respectively comprise values of a power coefficient and a thrust coefficient as functions of blade pitch angle and tip speed ratio. The invention includes using an iterative search algorithm to determine values of pitch angle and tip speed ratio that maximise the power coefficient value in the predefined power coefficient data structure subject to a constraint that the thrust coefficient value in the predefined thrust coefficient data structure is no greater than a maximum threshold thrust coefficient value. A rotor speed reference is determined based on the determined tip speed ratio value and on a received wind speed. The determined pitch angle value is set as a pitch angle reference. The wind turbine is controlled in accordance with the pitch angle and tip speed ration references.
Resumen de: CN119404006A
In a first aspect of the invention, there is provided a method of upgrading a horizontal axis wind turbine (10) comprising a tower (12), a nacelle (14) rotatably located at a top end of the tower (12), and a rotor (16) having a hub (18) and at least three used blades (20), the invention relates to a method for producing at least three used blades (20) mounted on a hub (18) in a variable pitch manner and extending radially therefrom, the method comprising the steps of: removing the at least three used blades (20) from the hub (18); mounting at least three upgraded retrofit blades (21) on the hub (18), each upgraded retrofit blade (21) extending between a root (22) and an end (24), and each upgraded retrofit blade (21) further comprising a connection point (26) between the root (22) and the end (24); installing a plurality of blade connection members (28), each blade connection member (28) being connected between a corresponding connection point (26) of a pair of upgraded retrofit blades (21); and mounting a tensioning system (32) with the hub (18), the tensioning system (32) configured to adjust a tension force in each blade connection member (28).
Resumen de: CN119422002A
In a first aspect of the invention, a series of wind turbine blades for cable-supporting a wind turbine rotor is provided. The series comprises a plurality of blades of different lengths. Each blade extends in a spanwise direction between a blade root and a blade end for connection to a hub of the cable support rotor. A blade length of each blade is defined by a spanwise distance between a blade root and a blade end. Each blade further includes an inboard portion defining a blade root, an outboard portion defining a blade end, and an intermediate portion located between the inboard portion and the outboard portion. The intermediate portion includes a cable connection point at a spanwise distance r from the blade root. The inboard portion of each blade is identical to the inboard portions of the other blades in the series. And the outer side part of each blade is the same as the outer side parts of the other blades in the series. The middle portion of each blade has a different spanwise length than the middle portions of the other blades in the series. The spanwise distance r between the cable connecting point of each blade in the series and the root of the blade is different from the spanwise distance r between the connecting point of each other blade in the series and the root of the blade. And the spanwise distance r is increased along with the increase of the blade length.
Resumen de: DE102023210658A1
Die Erfindung beschreibt eine Anordnung (100) zur Montage und Demontage von zwei Baugruppen (10, 20), mit einer ersten Baugruppe (10), welche ein erstes Bauteil (11) aufweist, einer zweiten Baugruppe (20), welche an der ersten Baugruppe(10) montierbar oder von der ersten Baugruppe (10) demontierbar ist und welche ein zweites Bauteil (21) aufweist, wobei die Bauteile (11, 21) zur Montage und Demontage der Baugruppen (10, 20) zueinander auszurichten sind, und einer Führungseinrichtung (30) zur ausgerichteten Anordnung der Bauteile (11, 21), welche an der ersten Baugruppe (10) vordefiniert angeordnet ist und an welcher die zweite Baugruppe (20) beweglich geführt ist, wobei das zweite Bauteil (21) über ein Stützwerkzeug (40) mit der Führungseinrichtung (30) verbunden ist, welches die zweite Baugruppe (20) in deren Schwerpunkt (22) stützt. Die Erfindung beschreibt zudem ein Verfahren zur Montage und Demontage von zwei Bauteilen.
Resumen de: WO2023246998A1
A multi-rotor wind turbine, as well as a method, a control system, and a computer program product for controlling the multi-rotor wind turbine are disclosed. The wind turbine includes a plurality of energy generating units, and can be operated in a full operating state, a partial operating state, or a non-operating state. When the wind turbine is operating in the partial operating state, or conditions are right for switching operation to the partial operating state, a cumulative amount of operation of the wind turbine in the partial operating state is determined. If the cumulative amount of operation in the partial operating state is below a partial operation threshold, the wind turbine is allowed to operate in the partial operating state. If the cumulative amount of operation in the partial operating state is above the partial operation threshold, the wind turbine is restricted from operating in the partial operating state.
Resumen de: DE102023129678A1
Die Erfindung betrifft ein Verfahren zum Anbringen von Klebeband (150) an Wirbelgeneratoren (140) für ein Windenergieanlagenrotorblatt (110), aufweisend die Schritte:- Bereitstellen eines Klebebandes (150), welches sich entlang einer Längsrichtung (152) erstreckt,- Bereitstellen von mehreren Wirbelgeneratoren (140), wobei jeder Wirbelgenerator (140) eine Basisplatte (142) aufweist, und- Aufkleben der Wirbelgeneratoren (140) mit den Basisplatten (142) auf das Klebeband (150) entlang der Längsrichtung (152) des Klebebandes (150) Stoß an Stoß, wobei eine Kontur jeder Basisplatte (142) derart ausgebildet ist, dass das Klebeband (150) entlang der Längsrichtung (152) zwischen zwei Stoß an Stoß angeordneten Basisplatten (142) vollständig überdeckt ist, wobei zwischen zwei Stoß an Stoß angeordneten Basisplatten (142) eine Schnittlinie (166) gebildet ist.Die Erfindung betrifft auch einen Wirbelgenerator (140).
Resumen de: EP4545786A2
The invention relates to an offshore wind turbine installation vessel comprising a crane, which crane is provided with a computerized crane control system. The computerized crane control system is linked to the slew drive, the luffing drive, and the hoisting winch of the crane, and is programmed to perform a foundation pile installation routine providing a coordinated pattern of slew motion of the superstructure and of luffing motion of the boom structure, as well as operation of the hoisting winch so that the load connector of the crane moves from a foundation pile pick up position thereof, where the load connector is connected to the top end of a horizontally oriented foundation pile stored on a storage deck, to a foundation pile overboarding position thereof, wherein the foundation pile is in vertical suspended from the load connector, outside of the hull.
Resumen de: EP4545783A2
Die Erfindung betrifft ein Verfahren zum Betreiben einer Windenergieanlage (100), und die Windenergieanlage (100) weist einen aerodynamischen Rotor (106) mit Rotorblättern auf, der Rotor (106) ist mit variabler Rotordrehzahl betreibbar, die Windenergieanlage (100) gibt eine aus Wind erzeugte Abgabeleistung zum Einspeisen in ein elektrisches Versorgungsnetz ab, die Windenergieanlage (100) ist in einem Normalbetriebsmodus ohne Leistungsreduzierung und in einem reduzierten Betriebsmodus mit Leistungsreduzierung betreibbar, in dem eine gegenüber einer Anlagennennleistung reduzierte Vorgabeleistung vorgegeben wird, wobei die Windenergieanlage bei Betrieb in dem reduzierten Betriebsmodus für Windgeschwindigkeiten oberhalb einer Nennwindgeschwindigkeit (V<sub>Nenn</sub>), zumindest in einem Drehzahlerhöhungsbereich, ihre Rotordrehzahl bei weiter steigender Windgeschwindigkeit erhöht.
Resumen de: WO2023246993A1
A method and a system (1) for controlling transfer of a suspended load (2) between an offshore wind turbine (3) and a floating vessel (4) are disclosed. Movements, relative to the floating vessel (4), of a load (2) suspended in a hoisting mechanism (6, 15) and/or of a hooking part (9) of the hoisting mechanism (6, 15), are detected. A position and/or inclination of a landing platform (8) arranged on the floating vessel (4) is adjusted, based on the detected movements, in order to compensate for relative movements between the floating vessel (4) and the suspended load (2) and/or the hooking part (9), thereby synchronizing movements of the landing platform (4) to movements of the suspended load (2) and/or the hooking part (9), while moving the suspended load (2) and/or the hooking part (9) towards the adjustable landing platform (8).
Resumen de: AU2023310445A1
Thermo-mechanical system for storage of thermal energy which is further transformed into electric energy and hot water. The system is composed of two main units: a thermal storage unit and a transformation unit to transform stored energy from heat into electric energy and hot water.
Resumen de: CN222810904U
本申请公开了一种海上风光发电系统,涉及风光发电技术领域,包括:风力发电组件、光伏发电组件、蓄电池、抽水蓄能装置和压缩空气储能装置分别与电网连接,抽水蓄能装置包括下水库、上水库、水泵水轮机和压力管道,上水库位于下水库的上方,且下水库和上水库通过压力管道连接,水泵水轮机设于下水库中并与压力管道连接,压力管道上设有阀门,控制器分别与水泵水轮机、阀门、蓄电池和压缩空气储能装置连接。通过设置三种储能装置,即蓄电池、抽水蓄能装置和压缩空气储能装置,控制器可根据工况控制相应的储能装置储电和放电,能够有效适应海上复杂的工况变化,避免水泵水轮机低效率运行,降低对水泵水轮机造成耗损。
Resumen de: CN119898443A
本发明公开了一种漂浮式输电杆塔及其控制方法,其中输电杆塔包括:浮台、塔身和若干数量的电磁液压阻尼器;所述塔身的塔脚平台与所述电磁液压阻尼器的驱动端连接,各个电磁液压阻尼器均设于浮台顶部;电磁液压阻尼器包括液压缸、电磁流体、活塞、活塞杠和若干数量的电磁线圈;液压缸内部填充有随外界电流信号变化而改变自身阻尼力的电磁流体;设于液压缸内的活塞将液压缸分隔为两个腔室,活塞开设有贯穿两个腔室的流体通道,活塞的一端与活塞杠的一端固定连接;活塞杠的另一端为驱动端;每一电磁线圈均内嵌于活塞内环绕流体通道的位置,且电磁线圈用于产生电流信号。本发明提供的漂浮式输电杆塔,降低了海上风浪带来的冲击和破坏。
Resumen de: CN119900670A
本发明公开了一种基于数据分析的风电机组性能提升方法及系统,属于风能产业技术领域,包括以下步骤:S1,获取各风电机组的运行数据并进行分析,得到各风电机组运行评估信息;S2,根据各风电机组运行评估信息进行判断,若某一风电机组运行评估信息为常态运行,则将该风电机组记为常态风电机组,并执行S3,若为异常运行,则将该风电机组记为异常风电机组,并执行S4;S3,设置验证时段,获取验证时段下风电机组运行约束参数进行分析,得到各常态风电机组的执行调节参数集,并进行性能调节;S4,对异常风电机组进行巡检分析,并通过管理终端进行显示提醒。解决了现有技术中评估参数单一、调节方式缺乏针对性的问题。
Resumen de: CN119906305A
本发明涉及飞行器能源管理技术领域,具体涉及结合气象数据的低空飞行器智能涡轮发电控制方法,包括以下步骤:S1:实时获取飞行器周边的风速、风向、温湿度和气压的数据;S2:预测未来短时间内的气象条件;S3:根据S2分析的结果,判断是否具备启动涡轮发电的条件;S4:根据当前的飞行任务和电力需求,选择对应的发电模式;S5:动态调整涡轮的发电功率,使发电输出与飞行器的电力需求相匹配;S6:根据最新的气象数据调整发电策略,以应对气象条件的变化。本发明,通过实时气象数据分析和预测技术,动态调整发电功率,提升了飞行器的能源利用效率和续航能力,并通过智能预测提前优化发电策略,确保在复杂气象条件下高效稳定运行。
Resumen de: CN119900270A
本发明提供了一种海上风机抗拔桩,桩体包括外侧筒和内侧筒,在外侧筒内部沿其纵向装有多列抗拔件;内侧转轴固定安装于内侧筒的内壁上;抗拔角的一侧边连接在内侧转轴上从而使得抗拔角能够围绕内侧转轴与内侧筒的连接点向上方转动至抗拔角接触到内侧筒的内壁,抗拔角在起抗拔作用时会受到土体的作用力而向下方展开,当起抗拔作用时,内部抗拔件向下旋转带动挡板上移使伸缩件打入土中,内外抗拔件同时起抗拔作用。本发明通过土体的作用效应实现自动展开,减小打入时与土体的接触面积同时提高了抗拔桩的抗拔力,整体性能良好,在增强桩基结构强度的同时也使抗拔桩具有良好的实用性。
Resumen de: CN119903655A
本发明涉及风电机组的塔筒的结构疲劳评估方法及系统、设备及存储介质,其中,评估方法包括:S1:获取目标塔筒上多个节点的形函数;多个节点沿目标塔筒高度方向均匀划分而成;S2:获取目标风电机组的运行数据;S3:将运行数据和每个节点上的形函数输入至预设的风电机组模型,以得到目标塔筒上对应于每个节点的弯矩时间序列;S4:根据每个节点的弯矩时间序列,确定每个节点的累计损伤程度;S5:根据至少一个节点的累计损伤程度,输出目标塔筒的结构疲劳评估结果。本评估方法可以在不依赖外部传感器的情况下,精确估算塔筒的结构疲劳情况。
Resumen de: CN119900683A
本申请公开了一种发电机组运行状态的确定方法、装置及电子设备,其中的方法包括:获取发电机组运行数据集;基于发电机组运行数据集,计算参考发电机组和待评估发电机组的多个预设能效指标的指标值;基于预设隶属度函数以及参考发电机组和待评估发电机组对应的指标值,确定待评估发电机组对应的各预设能效指标的隶属度;基于多个预设能效指标之间的相对重要程度,确定待评估发电机组对应的各预设能效指标的指标权重;基于待评估发电机组对应的各预设能效指标的指标权重和隶属度,确定待评估发电机组的运行状态。通过上述方法,可以避免由于参考值过于理想导致各类评价区间偏大的问题,可以更加准确、可靠地确定发电机组的运行状态。
Nº publicación: CN119900692A 29/04/2025
Solicitante:
山西华电平鲁新能源有限公司
Resumen de: CN119900692A
本发明公开了一种风电机组塔筒振动监测装置,具体涉及风电机组塔筒监测技术领域,包括上塔筒和位于上塔筒底部的下塔筒,上塔筒和下塔筒的相对一侧固定连接有塔筒内连接法兰盘,上塔筒和下塔筒的中部设置有第一支撑板,第一支撑板的两端对称设置有辅助支撑机构。本发明首先通过设置第二支撑板对第一支撑板的两侧进行支撑,并通过稳定卡条对第二支撑板限位,通过第一螺柱与第一调节滑槽的配合,方便对第二支撑板的一端与第一支撑板的距离进行调节,方便在具体安装时根据实际需要调节第二支撑板一端的移动长度,方便适配使用,可以灵活调节,方便运维人员灵活调节移动,提高使用效果。