Alerta

SELF-REGULATING SMALL WIND TURBINE GENERATOR SYSTEM AND METHOD

Resumen de: US2025369422A1

A small turbine generator is connected to a wind turbine. The wind turbine spins freely due to a variable wind force on the wind turbine. The generator includes a spinning rotor that is responsive and spins proportional to spin of the wind turbine. A stator is connected to an actuator. The stator is selectively moved by the actuator nearer to or further from the rotor to vary the electrical power generated. Movement of the stator is controlled such that an electrical measure, such as voltage of the electrical power generated, does not exceed a threshold level.

Wind Turbine System Integrity Monitoring System (WTIMS)

Resumen de: US2025369423A1

A monitoring system for a wind turbine system, may comprise: thickness sensors and vibration sensors disposed on the monitored system, controller processors coupled to the sensors to receive and geo-tag sensor data, and communication devices for transmitting geo-tagged data. A communication device for receiving the geo-tagged data, and servers to analyze the data from the sensors to determine, e.g., element thickness and/or vibration producing events, and to compare same to standardized exception data therefor; wherein when an exception exists, to generate and communicate an alert therefrom via a display, a human interface device and/or the communication device. Additional sensors such as temperature sensors, strain gages, flow sensors, leak sensors and/or other sensors may also be disposed on the wind turbine system, and data therefrom processed to determine exceptions.

SPHERICAL WIND TURBINE WITH DIMPLES

Resumen de: US2025369419A1

Disclosed systems and devices relate to generating energy using spherical wind turbines with dimples. The systems, devices, and methods described herein relate to a wind turbine with no blades or propellers. Currently, wind turbines with blades or propellers can have their functionality impaired by the presence of dust, soot, or ash particles in the air. This makes it difficult to operate current wind turbines in certain harsh environments. In this device, a spherical shell entirely encapsulates the generator, such that dust, soot, or ash particles do not interfere with the turbine. In some embodiments, the dimples capture wind to rotate the spherical shell. In some embodiments, the outer surface of the spherical shell is covered with flexible solar cells. In some embodiments, the flexible solar cells sit inside the dimples.

LIFT CRANE ASSEMBLY FOR A WIND TURBINE NACELLE

Resumen de: US2025368478A1

According to one embodiment, a crane configured for a wind turbine having a nacelle with a nacelle hatch may include a post configured to couple the crane with the nacelle of the wind turbine, a step coupled with the post, the step sized and shaped such that at least a portion of the step is positioned and located below the nacelle hatch when the post is coupled with the nacelle of the wind turbine, a column extending away from the step, and an arm coupled with the column, wherein the arm is selectively rotatable about the column to position a distal end of the arm above the nacelle hatch.

SYSTEMS, METHODS, AND DEVICES FOR POWERING A MESH NETWORK USING A PORTABLE POWER CASE

Resumen de: US2025374445A1

Systems, methods, and articles for a portable power case are disclosed. The portable power case is comprised of at least one battery and at least one PCB. The portable power case is operable to supply power to a transceiver. The portable power case is operable to be charged using a DC power source (e.g., solar panel, wind turbine, water turbine). A plurality of portable power cases, DC power sources, and transceivers are operable to form a mesh network.

MAGNETIC ROTATING MECHANISM

Resumen de: US2025373115A1

A magnetic rotating mechanism has at least one layer structure. Each layer structure has at least one rotating arm (4), at least one securing base (14), a rotating axle (2), a top board (17), and a bottom board (15). The at least one rotating arm (4) is located between the top board (17) and the bottom board (15). The at least one securing base (14) is mounted on the bottom board (15). At least one permanent magnet is mounted on each one of the rotating arm (4) and the securing base (14). The permanent magnet on each rotating arm (4) has a magnetic pole direction parallel to the diameter direction of the rotating circle, and the permanent magnet on each securing base (14) has a magnetic pole direction parallel with an axle direction of the rotating axle (2).

INTRINSICALLY ADAPTING VARIABLE GENERATORS AND MOTORS

Resumen de: US2025373132A1

A dynamoelectric machine including a magnet layer to generate a magnetic field, a conductor affixed to the magnet layer, and a yoke radially inward or radially outward from the magnet layer and the conductor. The magnet layer and the yoke have a conical shape with a changing radial thickness along an axis of the dynamoelectric machine. A first axial end of the magnet layer has a smaller diameter than a second axial end of the magnet layer.

STRUCTURAL HEALTH MONITORING SYSTEMS, ENERGY HARVESTERS, AND METHODS OF USE THEREOF

Resumen de: WO2025250886A1

A structural monitoring system for a wind turbine blade includes a sensing system disposed in a structural cavity of the wind turbine blade. The sensor system has at least one sensor for detecting and recording anomalies in the wind turbine blade. A vortex generation-based energy harvester for a wind turbine blade is also disclosed. The energy harvester includes a generator configured to generate power and an air turbine having at least one blade operatively connected to the generator. The energy harvester is on the surface of the wind turbine blade to generate a vortex as air flows over an outer surface of the wind turbine blade.

SENSOR, ARRANGEMENT AND SYSTEM

Resumen de: WO2025250066A1

The present invention relates to a sensor (120) for indicating the presence of water and/or ice at a surface of a structure. The sensor (120) comprises: an electrical power source (122), a first conductive element (124) connected to a first pole of the power source (122), and a second conductive element (126) connected to a second pole of the power source (122), wherein the first conductive element (124) and the second conductive element (126) are arranged with a mutual distance (d) between them at the surface (210); wherein the sensor (120) is configured to: indicate the presence of water and/or ice at the surface (210) when an electrical current (/) flows between the first conductive element (124) and the second conductive element (126). The invention also relates to an arrangement (100) comprising such a sensor and a system (300) comprising such an arrangement (100).

TOWER POLE LIGHTNING PROTECTION DEVICE IN WHICH PART REPLACEMENT IS FACILITATED

Resumen de: WO2025247030A1

Disclosed is a tower pole lightning protection device in which part replacement is facilitated in the field of lightning rod maintenance. The lightning protection device comprises: a support assembly, a base being provided at the bottom of the support assembly, several fixing rings being connected to the support assembly, and lifting rods being fixedly connected to the fixing rings; and a detachment assembly, comprising a lightning protection connecting seat slidably connected to each lifting rod, a lightning rod being fixedly connected to the lightning protection connecting seat, and a driving motor used for driving the lightning protection connecting seat to slide up and down along the lifting rod being provided on the base. The present invention has the beneficial effect of each lightning protection connecting seat being driven by means of the driving motor to slide up and down along the lifting rod, so that rapid replacement of the lightning rod can be achieved, thereby reducing potential safety hazards while improving maintenance efficiency.

SUPPORTING COMPOSITE RIGID TOWER FOR WIND TURBINE AND MOUNTING METHOD THEREFOR

Resumen de: WO2025246722A1

A new supporting composite rigid tower for a wind turbine comprises the following, which are arranged in sequence from bottom to top: a tower foundation connected to a tower; three or more conical multi-section rigid tower tubes of the same specification, which are closely arranged to serve as a base of the supporting composite tower; a connecting transition section connecting the base to an upper tower; and an upper multi-section conical tower tube designed on the basis of the height of the whole apparatus and use requirements. The upper multi-section conical tower tube connects a wind turbine main unit and impellers. By means of the hoisting of each conical tower tube section and the connection of tube section flanges with high-strength bolts, the construction and mounting of the tower base, the connecting transition sections of the tower and the upper tower tube are completed in sequence, and finally, the implementation and application of the wind turbine are achieved. The rigid tower can also be widely used in the fields of power, communication and building engineering as a rigid support platform.

Self-propelled buoyant energy converter and method for deploying same

Resumen de: AU2025263901A1

WO 2018/156959 PCT/US20198/019529 The present invention provides a floating computational network, comprising: a plurality of buoyant energy converters configured to run onboard computers from power developed directly from one of ocean waves and wind; a plurality of flexible connectors each coupling a pair of said buoyant energy converters, where each buoyant energy converter is coupled to at least one other buoyant energy converter to establish a maximum distance between said pair of buoyant energy converters; wherein at least one flexible connector further comprises a data transmission cable for exchanging data between said pair of buoyant energy converters. WO 2018/156959 PCT/US20198/019529 The present invention provides a floating computational network, comprising: a plurality of buoyant energy converters configured to run onboard computers from power developed directly from one of ocean waves and wind; a plurality of flexible connectors each coupling a pair of said buoyant energy converters, where each buoyant energy converter is coupled to at least one other buoyant energy converter to establish a maximum distance between said pair of buoyant energy converters; wherein at least one flexible connector further comprises a data transmission cable for exchanging data between said pair of buoyant energy converters. ov o v

MOORING SYSTEM

Resumen de: AU2025211510A1

The present invention comprises: a floating body floating on the sea surface; a mooring anchor seated on the seabed; a weight body positioned underwater between the floating body and the mooring anchor; and a plurality of mooring lines for mooring the floating body and having a closed curve shape. The mooring lines include: a first portion, in which a central lower part catches on a weight body mooring line catching part of the weight body; a second portion which passes through a weight body vertical passage in the weight body, and in which a central lower part catches on an anchor mooring line catching part of the mooring anchor; and a third portion which passes through a floating body vertical passage in the floating body and is connected to the first portion and the second portion, and in which a central upper portion catches on a floating body mooring line catching part provided on the floating body.

A WIND TURBINE ROTOR BLADE

Resumen de: WO2025247550A1

A wind turbine rotor blade comprising • a blade root, • a blade tip, • a blade length, • a tip section including the blade tip and extending over 5 % of the blade length or less, • a main section extending over 50 % of the blade length or more and ending at the tip section, and • a cross section having, at each position along the blade length, ˗ a chord and ˗ a maximum thickness at a maximum thickness chord position, • wherein the wind turbine rotor blade is designed to be operated with variable pitch angle, a design pitch angle being the angle at which the wind turbine rotor at a design tip speed ratio extracts maximum power from the wind, • wherein in a projection onto the rotor plane of the wind turbine rotor blade arranged at the design pitch angle, the maximum thickness chord position throughout the main section is offset from the pitch axis towards the leading edge.

METHOD FOR REDUCING THE DYNAMIC FORCES AND VORTICAL STRUCTURES ACTING ON A WIND TURBINE

Resumen de: WO2025247531A1

A method for reducing the dynamic forces and vortical structures acting on a wind turbine is proposed. The method comprises providing a suction pump at a given location of a wind turbine; generating a constant or periodic suction of the fluid at a blade tip by the suction pump; and decreasing a pressure at the blade tip until reducing the vortices up to a given threshold. The invention also relates to a method and computer program for maximizing the power generated by a wind turbine.

METHODS FOR INSTALLING WIND TURBINE BLADES

Resumen de: WO2025247493A1

The present disclosure relates to methods (100) for rotating an unbalanced hub (20) of a wind turbine (10), to methods (200) for mounting at least one wind turbine blade (22) to a wind turbine hub (20) and to wind turbine hubs (20). A method (100) comprises removably connecting a blade holder (29) to the hub (20), and using a weight of the blade holder (29) to rotate the hub (20).

METHODS, SETS AND BLADES FOR INSTALLATION OF A WIND TURBINE BLADE

Resumen de: WO2025247492A1

The present disclosure relates to wind turbine blades (22), sets and methods (100) for mounting a wind turbine blade (22) to a wind turbine rotor hub (20). A method comprises hoisting and moving (110) a blade (22) to approach a rotor hub (20) such that a guiding funnel (33) guides a pin (24). One of the blade (22) and rotor hub (20) comprises the pin (24), and the other of the blade (22) and rotor hub (20) comprises the funnel (33) to receive the pin (24). A shock absorber (35) at least partially surrounds the guiding funnel (33) in a circumferential direction of the guiding funnel (33) to absorb kinetic energy along at least a radial direction (37) of the blade (22). The method further comprises further moving (120) the blade (22) towards the rotor hub (20), and introducing (130) a plurality of fasteners into a pitch bearing (72).

ONLINE CONTROL OF BLADE-TOWER CLEARANCE IN WIND TURBINES

Resumen de: WO2025247483A1

The present disclosure relates to a method (100) of operating a wind turbine (10) comprising a tower (15), a rotor (18) with blades (22) and a plurality of actuators. The method (100) includes real time control of a clearance between the tower (15) and the blades (22). It comprises receiving wind turbine operational data (315) and using a first model (344) of the clearance between the tower (15) and the blades (22) to estimate a clearance based on the wind turbine operation data (315). The first model (344) takes into account blade dynamics and tower dynamics. Furthermore, the estimated clearance is used to, at least partially, define actuator commands for the wind turbine actuators. Finally, the method (100) comprises controlling the actuators according to the actuator commands. The disclosure also relates to a control unit (620) for a wind turbine (10) configured to implement such method (100).

System und Verfahren zum kombinierten Testen eines Rotorblatts einer Windenergieanlage und eines Rotorblattlagers einer Windenergieanlage

Resumen de: DE102024115205A1

Die Erfindung betrifft ein System zum kombinierten Testen eines Rotorblatts (2) einer Windenergieanlage und eines Rotorblattlagers (3) einer Windenergieanlage, umfassend: eine Prüfstandbasis (1) mit einem an der Prüfstandbasis (1) angeordneten Prüfstandlager (4), wobei das Prüfstandlager (4) eingerichtet ist, das Rotorblattlager (3) mit dem daran angeordneten Rotorblatt (2) aufzunehmen, so dass mittels des Prüfstandlagers (4) ein Drehfreiheitsgrad für das Rotorblattlager (3) bereitgestellt ist; einen Pitch-Lock-Mechanismus (7, 7') zum Bereitstellen eines festgelegten Pitchs des Rotorblatts (2) gegenüber der Prüfstandbasis (1); eine erste Rotationsaktorik (5) zum Beaufschlagen des Rotorblattlagers (3) mit einer Rotationsbewegung, zum Testen des Rotorblattlagers (3); eine Blattaktorik (9) zum Auslenken des Rotorblatts (2), zum Testen des Rotorblatts (2). Die Erfindung betrifft auch ein Verfahren zum kombinierten Testen eines Rotorblatts (2) einer Windenergieanlage und eines Rotorblattlagers (3) einer Windenergieanlage.

Gleitlagersegment zum hydrodynamischen Lagern einer Rotorwelle einer Windenergieanlage

Resumen de: DE102024115517A1

Die Erfindung betrifft ein Gleitlagersegment (1,2) zum hydrodynamischen Lagern einer Rotorwelle (3) einer Windenergieanlage (4), aufweisend zumindest die folgenden Komponenten:- eine Gleitfläche (5) zum reibungsarm rotierbaren Abstützen einer Rotorwelle (3); und- einen Sockel (6), in welchem die Gleitfläche (5) aufgenommen ist,wobei die Gleitfläche (5) mittels des Sockels (6) in einer Lageraufnahme (7) eines Lagergehäuses (8) positioniert fixierbar ist. Das Gleitlagersegment ist vor allem dadurch gekennzeichnet, dass der Sockel (6) gehäuseseitig eine Justageaufnahme (9) aufweist, mittels der ein separates Justageelement (11) zum Einstellen eines Abstands (10) zwischen der Gleitfläche (5) und der Lageraufnahme (7) aufnehmbar ist.Mit dem vorgeschlagenen Gleitlagersegment ist das Lagerspiel eines hydrodynamischen Gleitlagers kostengünstig und schnell einstellbar.

Elektrolysesystem für ein Offshore-Bauwerk

Resumen de: DE102024114960A1

Die Erfindung betrifft ein Elektrolysesystem für ein Offshore-Bauwerk, umfassend mindestens einen Elektrolyseur, eingerichtet zum Generieren von Wasserstoff und von unter Druck stehendem Sauerstoff, und mindestens eine erste gasbetriebene Pumpe, eingerichtet zum Fördern von Wasser auf das Offshore-Bauwerk, wobei die erste gasbetriebene Pumpe mit dem Elektrolyseur fluidtechnisch gekoppelt ist, derart, dass die erste gasbetriebene Pumpe mit dem generierten und unter Druck stehenden Sauerstoff antreibbar ist.

Wellenverbinder

Resumen de: DE102024205143A1

Die Erfindung betrifft eine Anordnung mit einer Welle (103), einer Hohlwelle (109) und einem Verbinder (107); wobei die Welle (103) und die Hohlwelle (109) mittels des Verbinders (107) drehfest fixiert sind und sich ausgehend von dem Verbinder (107) in dieselbe axiale Richtung erstrecken. Der Verbinder (107) bildet einen Hohlraum aus, der ein axiales Ende der Hohlwelle (109) aufnimmt.

A METHOD FOR OPTIMIZING HOISTING PERFORMANCE OF A WIND TURBINE HOISTING SYSTEM.

Resumen de: WO2025247939A1

The present invention presents a method for optimizing hoisting performance of components in situ using an up- tower crane (1) mounted in or on a wind turbine (11) nacelle (8). The method reduces the operation complexity, time consumption and costs of hoisting before, during and after the hoisting procedure and at the same time narrow down the working location to a minimum. A wind turbine (11) comprises a tower (12) and a nacelle (8) having a hub (9) end and a hoisting system comprises an up- tower crane (1) arranged in or on the nacelle (8), wherein the up- tower crane (1) is configured to hoist a component (13) according to a load rating chart. The lifting capacity of the up- tower crane (1), in cooperation with the wind turbine (11), is defined by the load rating chart. The load rating chart defines a plurality of hoisting zones (5,10,30,31,50,51) having different lifting capacity. The up- tower crane (1) comprises a crane boom (3) and a main wire having a hook arrangement (4, 14). The up- tower crane (1) is configured to yaw into at least one crane (1) yaw position. The method comprises the following acts of: - selecting at least one of said plurality of hoisting zones (5,10,30,31,50,51), - determining a first nacelle (8) yaw position of said nacelle (8), - determining a first load position of said component (13), - yawing said up- tower crane (1) to a first crane (1) yaw position, such that said crane boom (3) extends in a boom direction of the nacelle (8)'s hub (9) end

A WIND POWER PLANT COMPRISING A WIND TURBINE WITH A VERTICAL ROTATIONAL AXIS

Resumen de: WO2025247434A1

The present invention relates to a wind power plant comprising at least one wind turbine (1) having a vertical rotational axis and a support column (4) having a support assembly. The wind turbine (1) comprises a horizontally mounted rotor with blades (11, 11 ') arranged from above on the support column (4) and at least one power generator (16). The support assembly comprises a base (6) for housing at least one wind turbine (1) comprising three vertically arranged blade modules (2) arranged one above the other. Each blade module (2) comprises three vertically arranged blades (11, 11 '), each of which is mounted on its own alignment shaft (12), wherein the three alignment shafts (12) are arranged vertically parallel to each other. The blades (11, 11 ') of the blade module (2) are arranged symmetrically in one horizontal plane so that together they form substantially a propeller without a direct common centre fit. Each individual alignment shaft (12) is common to a trio of superimposed blades (11, 11 '), one from each blade module (2) belonging to a single wind turbine assembly (1). The wind turbine (1) is arranged in a cage (5), which is part of the support assembly, to protect the wind turbine from birds and larger flying objects.

WIND TURBINE WITH HIGH TIP MASS AND TENSIONING MEMBER

Nº publicación: WO2025247815A1 04/12/2025

Solicitante:

NEDERLANDSE ORGANISATIE VOOR TOEGEPAST NATUURWETENSCHAPPELIJK ONDERZOEK TNO [NL]
NEDERLANDSE ORGANISATIE VOOR TOEGEPAST-NATUURWETENSCHAPPELIJK ONDERZOEK TNO

Resumen de: WO2025247815A1

A rotor arm for use in a wind turbine, the rotor arm having a hub end and a tip end, a mass member being provided near the tip end having a weight of between 10% and 100%, preferably between 20% and 50% of the weight of the rotor arm, the mass member being connected to the hub end of the blade or to another mass member of another rotor arm of the wind turbine.