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395
resultados
Última actualización
21/08/2025 [07:05:00]
Resumen de: CN120019201A
A method of assembling a wind turbine blade includes providing a load-bearing spar structure having one or more positioning features for positioning one or more wind turbine blade segments, the load-bearing spar structure secured to a securing device, the securing device being movable and extendable. The method further includes at least one of moving and extending the fixture to at least one of move and lift the load-bearing spar structure through the assembly line. The method further includes positioning one or more wind turbine blade segments onto one or more positioning features of the load-bearing spar structure when the fixture is at least one of moved and extended through the assembly line. The method further includes securing one or more wind turbine blade segments to the load-bearing spar structure.
Resumen de: EP4603788A1
An apparatus for measuring a wind power generator air gap is disclosed. The apparatus is capable of measuring a measure (air gap) of a large structure with a diameter exceeding several meters which constitutes a wind power generator and verifying reliability of the air gap before assembly. The apparatus includes a support with a rotating driver therein, a first frame having an inner end fixed on the support, a second frame provided above the first frame at an interval, a spacer provided below the second frame, a turning bearing fixing the first frame and rotating the second frame, n (n is a natural number) dummy magnets provided on an outer end of the first frame, n (n is a natural number) dummy coils provided on an outer end of the second frame, and an air gap measuring means measuring an air gap between the dummy magnets and the dummy coils.
Resumen de: WO2024077396A1
A vertical-axis turbine extending longitudinally along an axis of rotation is disclosed, wherein the turbine has first and second blades disposed around the axis of rotation, the first and second blades having proximal portions and distal portions located relatively close to and away from the axis of rotation respectively, and body portions located between the proximal portions and the distal portions. The turbine also has a rotor assembly coupled to an end of the first and second blades. The proximal portion of the first blade contacts the body portion of the second blade and the proximal portion of the second blade contacts the body portion of the first blade to form a closed volumetric region around the axis of rotation. The shape of the first and second blades may be defined by twisting a sheet of flexible material according to a frame comprising two or more pairs of battens.
Resumen de: EP4603699A1
A lightning protection assembly for a rotor blade (1) of a wind turbine is provided. The lightning protection assembly (100) comprises a carbon structure (110) extending in a longitudinal direction of the rotor blade (1) for strengthening the rotor blade (1), a conductive element (120, 130); and a potential equalization assembly (121, 131) comprising at least respective first and second conductor bonding elements (122, 132) each configured to electrically couple the conductive element (120, 130) to the carbon structure (110). A longitudinal section of the conductive element (120, 130) extends in a longitudinal direction of the blade (1) between the first and second conductor bonding elements (122, 132). The longitudinal section of the conductive element (120, 130) extends in a longitudinal direction along at least a portion of the carbon structure (110). The conductive element (120, 130) is spaced apart from the carbon structure (110) in a surface direction (S1) parallel to a surface of the rotor blade (1) and/or in a thickness direction (S2) perpendicular to the surface of the rotor blade (1).
Resumen de: GB2638182A
Apparatus 1 for generating energy from water waves 2 comprises a buoyant body 3 comprising a first and second body sections 4, 5 and a ballast 7. The ballast is rotationally fixed relative to and first body section, and both together can rotate relative to the second body section in first and second opposed directions. The apparatus further comprises an energy generation system 10 comprising first and second gears 11, 12, first and second flywheels 13, 14 and first and second generators 15, 16. The first gear rotates in the first direction 8 only and the second gear rotates in the second direction only. A first drive path is provided from the ballast to the first generator via the first gear and first flywheel such that relative rotation between the ballast and the second body section in the first direction drives the first generator. A second drive path is provided from the ballast to the second generator via the second gear and second flywheel such that relative rotation between the ballast and the second body section in the second direction drives the second generator. A watercraft comprising a mast rotationally fixed relative to a keel, and both together rotatable relative to a hull may include the apparatus for generating energy from waves. A sail for the watercraft comprises at least one blade.
Resumen de: EP4603696A1
The present disclosure relates to blades (10) for wind turbines (2), to wind turbines (2) and to methods (100) for manufacturing wind turbine blades (10). A wind turbine blade (10) comprises a spar cap (74, 76), one or more electrically insulating polymer layers (81) between the spar cap (74, 76) and an outer surface of the blade (10), and an air termination system (82, 83) arranged at the outer surface of the wind turbine blade (10).
Resumen de: EP4603697A1
The invention relates to a method for repairing a wind turbine rotor blade (110), the wind turbine rotor blade (110) comprising a component (142) made of a fiber reinforced laminate, wherein the component (142) comprises a defect (148), the method comprising the steps of:- providing a repair kit (152) for bridging the defect (148), the repair kit (152) having a first flange piece (154), a second flange piece (156), and a connecting bolt (148), wherein each flange piece (154, 156) has a mounting portion and a connecting portion;- bonding the first flange piece (154) with its mounting portion onto a respective first surface region (164) of the component (142) and the second flange piece (156) with its mounting portion onto a second surface region (166) of the component (142) such that each flange piece (154, 156) is arranged at a predefined distance from the defect (148) and the defect (148) runs between the two flange pieces (154, 156), and- screwing the first flange piece (154) and the second flange piece (156) together at their connecting portions by means of the connecting bolt (148) to bridge the defect (148).
Resumen de: EP4603815A1
It is described a method of temperature estimation of an electrical generator (101) including plural generator components comprising a rotor (102), and a stator (105) having teeth (106) and windings (107), the method comprising:using a thermal model (120) for the generator (101) comprising plural elementary thermal modelling elements (121a,b,c,d,e; 322) partially connected to each other in a network for modelling heat conduction, wherein at least one elementary thermal modelling element (322) comprises: a first and a second error compensation thermal resistance (R_m1, R_m2) connected in series between a star point (324) and a heat providing and/or absorbing system (326); the method comprising: estimating plural values (113) of temperature for the plural elementary modelling elements by feeding plural values (115) of the operational parameters into the thermal model (120) and modelling heat transfers between and within the plural generator components or portions according to connectivities and thermal resistances within the network and within the elementary thermal modelling elements.
Resumen de: EP4603700A1
In a first aspect, a suspended platform system for post-moulding operations on a wind turbine blade is provided. The system comprises a suspended working platform to hold a user, a driving system for moving the working platform, and a control unit to prevent a distance between the working platform and a surface of the wind turbine blade from being less than a safety distance threshold. In a further aspect, a method is provided. In yet a further aspect, a wind turbine blade post-moulding operation system is provided.
Resumen de: EP4603701A1
Es wird eine Windenergieanlage (100) mit mindestens einer zu kühlenden Komponente (120), einer Gondel (200) mit einer Gondelverkleidung (210), welche mindestens ein Gondel-Seitenelement (211), mindestens ein Gondel-Dachelement (212) und/oder mindestens ein Gondel-Bodenelement (213) aufweist. Die Windenergieanlage (100) weist ferner ein Kühlsystem (300) zum Kühlen der zu kühlenden Komponente (210) mit mindestens einem Wärmetauscher (301) mit einer Wärmetauscherfläche (310) auf, welche Teil der Gondelverkleidung (210) ist.
Resumen de: WO2024079432A1
The invention provides a turbine (10). A duct (16) provides an elongate circular internal passage (48) having an open upstream end forming an intake (44) and an open downstream end forming an exhaust (46). A turbine rotor (12) is rotatably mounted in and coaxially with the internal passage and has at least one rotor blade (20) which extends helically along the internal passage so that airflow through the internal passage from the intake to the exhaust impinges on the rotor blade and drives the turbine rotor to turn. The duct (16) provides at least one intermediate inlet (52, 54) disposed between the intake and the exhaust and part way along the rotor blade.
Resumen de: WO2024132342A1
A method of operating a wind turbine is provided. The wind turbine (100) comprises a wind turbine rotor (101) and an electrical power system (103) including a doubly-fed induction generator (104) mechanically coupled to the wind turbine rotor, wherein the electrical power system is configured to exchange electrical power with a power grid (112). The method comprises obtaining a grid requirement for the wind turbine (100) to exchange reactive power with the power grid (112), wherein providing the reactive power in accordance with the grid requirement by the electrical power system (103) requires the electrical power system to consume an active power amount. The method further comprises providing, by the electrical power system (103), the reactive power in accordance with the grid requirement to the power grid (112) while consuming the active power amount. The providing of the reactive power includes supplying the electrical power system (103) with the required active power amount, wherein the wind turbine (100) is operated such that the electrical power system does not deliver active power to the power grid (112), and operating the generator (104) as a variable-speed rotating condenser to provide at least a part of the reactive power to the power grid (112).
Resumen de: WO2024125904A1
A retaining mechanism (23) for mounting a tower segment (21) of a wind turbine tower (2) comprising a flange (211) at a bottom surface or at a top surface of the tower segment (21), the flange (211) having a through hole (212); wherein the retaining mechanism (23) comprises a retaining element (232) being at least partially insertable into the through hole (212); and wherein the retaining element (232) has a first position for holding a stud (24) in a fixed position and a second position for releasing the stud (24).
Resumen de: WO2024125867A1
The present invention relates to a wind turbine (1) powering a plant (40) especially a hydrogen production plant, where the wind turbine (1) comprises a generator (10) connected to a wind rotor (5), and where an electrical power system (9) electrically connects the generator (10) to the plant (40), characterized in that, the frequencies of the currents within the electrical power system (9) are not adapted according to a setpoint dictated by a utility power grid. The present invention further relates to the method to operate the wind turbine (1).
Resumen de: AU2023359369A1
A method of installing a cable system (30) including a cable assembly (32a-c) on a wind turbine (10) having a tower (12), a rotor (22), and a central hub (24). A plurality of blades (26a-c) is coupled to the hub (24). The cable assembly (32a-c) includes multiple cables (40a-c, 42a-c, 44a-c). A crane (102) has a hoist line (104, 106) and is attached to one of the cables (44a-c). The crane (102) lifts the cable assembly (32a- c) to the hub (24). The cable (44a-c) is then coupled to the hub (24). The hoist line (104, 106) is attached to another of the cables (40a-c, 42a-c), is moved to one of the blades (26a-c), and the cable (40a-c, 42a-c) is coupled to the one of the plurality of blades (26a-c). Moving the cable (40a-c, 42a-c) may include pulling an end of the second cable (40a-c, 42a-c) to the one of the plurality of blades (26a-c). Pulling the end of the second cable (40a-c, 42a-c) may include moving the first crane (102) toward the one of the plurality of blades (26a-c).
Resumen de: WO2024078673A1
A method is provided of handling a wind turbine blade (20) of a wind turbine (10). The wind turbine (10) includes a tower (12) and a nacelle (14) connected to the tower (12) with the wind turbine blade (20) being configured to be rotatably attached to the nacelle (14). The method includes providing a first crane (38) supported from the nacelle (14) and including a first attachment structure (70) and a second crane (78) including a second attachment structure (92). The method includes attaching the first attachment structure (70) to the wind turbine blade (20) and the second attachment structure (92) to the wind turbine blade (20). The method further includes operating the nacelle (14) or the first crane (38) and the second crane (78) to arrange the wind turbine blade (20) in an oblique angular position and attaching or detaching the wind turbine blade (20) respectively to or from the nacelle (14) while the wind turbine blade (20) is arranged in the oblique angular position.
Resumen de: WO2024078671A1
According to an aspect of the invention there is provided a reconfigurable mould assembly for the manufacture of wind turbine blades having different geometries. The mould assembly comprises a mould skin extending longitudinally in a spanwise direction and transversely in a chordwise direction. The mould skin defines a mould surface shaped to form a half shell of a wind turbine blade. The mould skin comprises a plurality of spanwise sections for arrangement end to end in a spanwise direction to form the half shell. The plurality of skin sections include one or more inboard skin sections for forming a root end of the half shell, and one or more outboard skin sections for forming a tip end of the half shell. The mould assembly further comprises a main frame comprising a series of independent main frame modules arranged end to end in the spanwise direction. The main frame modules include one or more inboard main frame modules for supporting the one or more inboard skin sections and one or more outboard main frame modules for supporting the one or more outboard skin sections. The mould assembly further comprises an intermediate support structure attached to a reverse side of each mould skin section. The intermediate support structure(s) attached to the inboard skin section(s) are releasably connectable to the inboard main frame module(s). The intermediate support structure(s) attached to the outboard skin section(s) are releasably connectable to the outboard main frame module(s).
Resumen de: EP4603698A1
A method for protecting one or more components of a yaw system of a wind turbine includes monitoring one or more loading signals indicative of a yawing moment of a rotor of the wind turbine. The method also includes evaluating the one or more loading signals indicative of the yawing moment of the rotor. Further, the method includes predicting an optimal start time for the yaw system based on the evaluated one or more loading signals. Moreover, the method includes starting the yaw system at the optimal start time to minimize loading of the yaw system of the wind turbine.
Resumen de: FI20225918A1
The invention relates to a wind turbine (1) comprising a first wind turbine blade (20) arranged to move around a vertical axis (R) and a first wind turbine blade support (40). The first wind turbine blade support (40) extending between the first wind turbine blade (20) and the wind turbine tower (10). The wind turbine (1) further comprises an upper support gap (31) arranged to enable a horizontal movement of the first wind turbine blade support (40) in relative to the wind turbine tower (10), and a potential energy storing device (50) arranged to restrain the horizontal movement. The present further relates to use of a potential energy storing device (50) in a wind turbine for restraining a horizontal movement.
Resumen de: US2025257713A1
A method for protecting one or more components of a yaw system of a wind turbine includes monitoring one or more loading signals indicative of a yawing moment of a rotor of the wind turbine. The method also includes evaluating the one or more loading signals indicative of the yawing moment of the rotor. Further, the method includes predicting an optimal start time for the yaw system based on the evaluated one or more loading signals. Moreover, the method includes starting the yaw system at the optimal start time to minimize loading of the yaw system of the wind turbine.
Resumen de: CN120487507A
本发明公开了一种漂浮式的海上风力发电设备，包括风力发电设备，所述风力发电设备底部固定安装有安装盘，所述安装盘下方设置有安装板，当进行海上风力发电时，通过风力发电设备即可进行发电工作，发电设备在使用时，浮管外壁在海水中来回浸泡，久而久之会导致其外壁附着杂质，需对其清理，当海水浮动时，使气囊环受浮力影响，在浮管外壁滑动，配合清理环对浮管外壁附着的杂质清理，当气囊环不受浮力推动时，在其自身重力与第一磁环和第二磁环磁性相斥推动下，将气囊环与清理环向浮管远离安装板一端推动，气囊环外壁固定安装的滑套在限制杆外壁滑动，在限制杆限制下，使气囊环可以稳定在浮管外壁滑动。
Resumen de: CN120487534A
本发明公开了一种防护保护系统，尤其是公开了一种用于风力发电设备抗腐防沙的防护保护系统，属于风力发电设备防护附件设计制造技术领域。提供一种能有效提高防沙尘效果的用于风力发电设备抗腐防沙的防护保护系统。所述的防护保护系统包括塔筒、头部扇叶机构和机舱，在机舱内至少集成有发电机组，头部扇叶机构固装在发电机组伸出机舱端面的动力输入轴上，机舱布置在塔筒的顶部，所述的防护保护系统至少还包括复合密封防护组件，动力输入轴与机舱之间的间隙通过复合密封防护组件封密。
Resumen de: AU2023350199A1
The object of the invention is a concrete segment of a section of a tower of a wind turbine and an adapter of a tower of a wind turbine and also relates to a wind turbine comprising a tower which in turn comprises the concrete segment of the section and/or the adapter.
Resumen de: CN120487493A
本发明公开了一种低、中、高空风能发电装置及群组，该低、中、高空风能发电装置包括氦气球、缆线和基座，氦气球浮于高空；缆线上端连接氦气球，缆线下端接入基座中的集电柜；缆线上间隔固定有若干降落伞，氦气球和若干降落伞中的至少一个通过拉索连接基座；氦气球、基座和若干降落伞将缆线分隔为若干段，各段缆线上均匀分布有若干风致脉冲压力发电机；风致脉冲压力发电机包括圆环和风摆组件，圆环套接固定在缆线上，圆环外侧面固定有压电材料，压电材料与缆线的线芯通过分支导线相连；风摆组件随风摆动对压电材料施加脉冲压力使得压电材料产生电能。本发明突破了单一高度风能开发的局限性，同时能够基于串联电压累加效应实现高压输电。
Nº publicación: CN120481661A 15/08/2025
Solicitante:
曹生平
Resumen de: CN120481661A
本发明提出一种应用在交通工具上的风阻制动发电系统，包括风阻叶板，所述风阻叶板设有多个嵌入并嵌入于车体的顶部、底部，当风阻叶板伸出到汽车的外部时，接受汽车行驶中的风阻进行辅助刹车，所述风阻叶板上设有发电机构利用了风阻的动能进行发电。本发明的风阻叶片伸出时，能够有效地利用了风阻的动能用于辅助刹车，减缓汽车的行驶速度，本发明中结合发电机、整流器、控制器、蓄电池组与叶片组件等，当风阻叶板伸出车体外时，迎面而来的风能转化为电能用以给汽车补充额外的电能供应，尤其更适合日益普及的电动汽车，这样新产生的电能就可以直接给汽车提供额外的动力。
BOPI
Sede Electrónica
