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456
resultados
Última actualización
08/08/2025 [07:10:00]
Resumen de: US2025250961A1
System for generating electricity from a fluid, the device comprising a wing profile structure comprising a first side configured to generate a low pressure and a second side configured to generate a high pressure from the fluid passing along the wing profile; wherein the first side comprises at least one first aperture; wherein the second side comprises at least one second aperture; wherein between the at least one first aperture and the at least one second aperture, a fluid connection is provided through the wing profile structure; wherein between the at least one first aperture and the at least one second aperture an electricity generating device is positioned such that fluid flowing from the second high pressure side to the first low pressure side through the fluid connection passes the electricity generating device for generating electricity from the passing fluid.
Resumen de: US2025250962A1
A traffic-driven wind generator device is disclosed that captures, harnesses, and redirects wind speed from vehicles on highways to power cylindrical and spherical underground megawatt electrical generators. The traffic-driven wind generator device comprises a body component that is configured as an upright cylinder with paddles on the outside that will catch the wind from vehicles passing by. The body component can be embedded within the infrastructure of tunnels to rotate the wind turbines and generate renewable energy. The device may vary in design while providing users with generated electricity.
Resumen de: US2025250964A1
An apparatus for assembling a structure such as a wind turbine or jacket is disclosed. The apparatus comprises a first erectable structure comprising a first plurality of legs connected by a first connection arrangement. The apparatus comprises a second erectable structure comprising a second plurality of legs connected by a second connection arrangement. The apparatus comprises an elongate structure extending between the first and second erectable structures. The apparatus comprises a lifting arrangement configurable to move a load along the elongate structure between the first and second erectable structures. Also disclosed is a method of deploying an apparatus for assembling a structure, and a method of assembling the structure.
Resumen de: US2025250967A1
A modular nacelle (16) of a wind turbine (10) includes a main nacelle unit (22), an auxiliary nacelle unit (24, 26) releasably connected to the main nacelle unit (22), the auxiliary nacelle unit (24, 26) having a wind turbine component (68) with a first liquid volume (VC,A), and a liquid containment system (100) for containing liquid spillage in the nacelle (16). The liquid containment system (100) includes a liquid spillage container (70) in the auxiliary nacelle unit (24, 26) and having a first container volume (VA), a liquid spillage container (50) in the main nacelle unit (22) and having a second container volume (VM), and a flow channel (102) providing fluid communication between the auxiliary liquid spillage container (70) and the main liquid spillage container (50) in response to liquid spillage in the auxiliary nacelle unit (24, 26) exceeding the first container volume (VA). A method of containing liquid spillage in a modular nacelle (16) is also disclosed.
Resumen de: US2025253641A1
An offshore structure that is a floatable offshore structure that includes at least one submarine cable connector configured to connect a submarine power cable to an electrical device of the offshore structure. The offshore structure also includes at least one messenger line. A first end of the messenger line is fixed to the submarine power cable and a further end of the messenger line is fixed to the offshore structure.
Resumen de: US2025253670A1
The disclosure relates to a method for feeding electric power into an electrical supply grid having a mains voltage with a mains frequency using an infeed unit. The method comprises detecting the mains frequency and forwarding the detected mains frequency as frequency measurement signal, filtering the frequency measurement signal into a frequency filter signal by means of a filtering device with low-pass behaviour, determining a frequency-dependent set-point power portion depending on the frequency filter signal, and feeding in electric power depending on the frequency-dependent set-point power portion, wherein to filter the frequency measurement signal by means of the filtering device with low-pass behaviour, at least one first and one second filtering function with low-pass behaviour with characteristic first or second low-pass time constants are used, and the first and second filtering function are entirely or partially interchangeable using at least one of a first or second weighting factor.
Resumen de: DE102024103277A1
Eine Adaptervorrichtung (1) zur Verbindung eines unteren, ringförmigen Betonturmabschnitts (2) mit einem oberen, ringförmigen Stahlturmabschnitt (3), weist ein Adapterstück (5) mit einem ringförmigen Befestigungsflansch (7) aus Stahl zum Verbinden mit dem Stahlturmabschnitt (3) und ein Übergangsstück (8) auf, das ein Betonelement (9), eine Auflagefläche (10), auf der das Adapterstück (5) angeordnet ist, und eine Anlagefläche (11), mit der das Übergangsstück (8) auf dem Betonturmabschnitt (2) anordenbar ist, umfasst. Das Übergangsstück (8) und/oder das Adapterstück (5) weist eine Einrichtung zur Lastableitung auf. Das Übergangsstück (8) weist im Bereich der Auflagefläche (10) einen in Radialrichtung nach außen und/oder innen weisenden Überstand (12, 14) auf und/oder das Übergangsstück (8) weist zumindest im Bereich der Auflagefläche (10) einen größeren Außendurchmesser (13) als das Adapterstück (5) auf und/oder das Übergangsstück (8) weist einen die Auflagefläche (10) bildenden Stahlaufsatz (15) auf. Das Adapterstück (5) weist an seinem unteren Ende (16) an seiner Innenseite (20) eine Aussparung (18) auf und/oder das Adapterstück (5) und das Übergangsstück (8) bilden im Bereich der Auflagefläche (10) eine in radialer Richtung wirkende Verzahnung (19).
Resumen de: US2025250965A1
A method is provided for monitoring the temperature of an electric generator of a wind turbine, wherein the generator has a stator, a rotor and a temperature monitoring unit. The temperature monitoring unit has a passive control element on the rotor and a receiving unit on the stator. A change in temperature on the rotor leads to a mechanical or optical change in the passive control element. The mechanical or optical change in the passive control element is acquired by the receiving unit on the stator.
Resumen de: US2025250966A1
A system (100) for refurbishing an original wind turbine is provided. The system (100) comprises at least one processor (210) configured to: retrieve the average wind speed at the wind turbine site; determine suitable dimensions for a refurbished wind turbine (100) adapted for the wind turbine site; determine which parts of the original wind turbine that could be re-used and still obtain the determined dimensions for the refurbished wind turbine (100); for each part of the original wind turbine that could be re-used, calculate the expected remaining lifetime of said part; if said expected remaining lifetime is above a predetermined minimum lifetime, determine that said part can be re-used in the refurbished wind turbine (100); and select, from a database of replacement wind turbine parts, parts to use instead of the parts needing to be replaced for refurbishing the original wind turbine. Further, a method (400) for refurbishing an original wind turbine is provided.
Resumen de: US2025250963A1
Methods and systems for assembling a wind turbine blade for a wind turbine, can involve performing a vertical displacement of a blade holder elevator during assembly or disassembly of a wind turbine. The vertical displacement can be performed by a hard connection or a flexible connection. The hard connection can be based on a gyroscopic stability and can include a holder operable based on an ability of a wind turbine blade to freely rotate from a hub end on two axes while being elevated or lowered.
Resumen de: DE102024103037A1
Die Erfindung betrifft eine Lagervorrichtung (1) für eine Windenergieanlage (2) zum hydrodynamischen Lagern einer Rotorwelle (3) mit einer Rotorachse (4), aufweisend zumindest die folgenden Komponenten:- eine Lagerfläche (5) zum hydrodynamischen Lagern einer korrespondierenden Gegenlauffläche (6) über einen dazwischen im Betrieb mit einem Film von Lageröl (7) belegten Lagerspalt (8);- eine Ölkammer (9) mit einer Kammerwandung (10) zum Aufnehmen von Lageröl (7) für den Lagerspalt (8); und- eine Ölzuführung (11) zwischen der Ölkammer (9) und der Lagerfläche (5). Die Lagervorrichtung (1) ist vor allem dadurch gekennzeichnet, dass eine Heizvorrichtung (12) bei der Ölkammer (9) vorgesehen ist.Mit der hier vorgeschlagenen Lagervorrichtung ist ein reibungsarmes Anlaufen einer Rotorwelle ermöglicht, wobei zugleich der konstruktive Aufwand gering ist.
Resumen de: DE102024103036A1
Die Erfindung betrifft eine Lagervorrichtung (1) für eine Windenergieanlage (2) zum hydrodynamischen Lagern einer Rotorwelle (3) mit einer Rotorachse (4), aufweisend zumindest die folgenden Komponenten:- eine Lagerfläche (5) zum hydrodynamischen Lagern einer korrespondierenden Gegenlauffläche (6) über einen dazwischen im Betrieb mit einem Film von Lageröl (7) belegten Lagerspalt (8);- ein Lagergehäuse (9), in welchem die Lagerfläche (5) und die korrespondierende Gegenlauffläche (6) im Betrieb im Erdschwerefeld (10) unterhalb der Rotorachse (4) einer Rotorwelle (3) angeordnet sind;- einen Ölsumpf (11) in dem Lagergehäuse (9);- an dem Ölsumpf (11) einen Ölauslass (12) für Lageröl (7) im Erdschwerefeld (10) unterhalb des Lagerspalts (8). Die Lagervorrichtung (1) ist vor allem dadurch gekennzeichnet, dass weiterhin zum Steuern eines Ausströmens von Lageröl (7) aus dem Ölsumpf (11) in dem Ölauslass (12) ein Stromventil (13) vorgesehen ist.Mit der hier vorgeschlagenen Lagervorrichtung ist ein schonendes Anlaufen einer hydrodynamisch gelagerten Rotorwelle ermöglicht.
Resumen de: DE102024103038A1
Die Erfindung betrifft eine Umwälzpumpe (1) für eine Lagervorrichtung (2) für eine Rotorwelle (3) mit einer ersten Rotationsachse (4) einer Windenergieanlage (5), aufweisend zumindest die folgenden Komponenten:- eine Pumpeinrichtung (6) zum Fördern von Lageröl; und- eine Pumpwelle (7) mit einer zweiten Rotationsachse (8) für die Pumpeinrichtung (6) zum Bereitstellen eines Drehmoments für das Fördern von Lageröl. Die Umwälzpumpe (1) ist vor allem dadurch gekennzeichnet, dass im Einsatz die Pumpwelle (7) drehmomentübertragend verbunden ist mit jener Rotorwelle (3), für deren Lagervorrichtung (2) Lageröl zu fördern ist.Mit der hier vorgeschlagenen Umwälzpumpe für eine Windenergieanlage ist mit einer wartungsfreien und wenig komplexen Einrichtung eine hohe Sicherheit gegen einen Lagerschaden infolge eines elektrischen Ausfalls erzielt.
Resumen de: US2025253688A1
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.
Resumen de: WO2024067935A1
The present invention relates to a method for operating a wind turbine during an undervoltage event where a grid voltage drops to an undervoltage value, wherein the wind turbine comprises a generator being operatively connected to a power grid, an auxiliary system comprising one or more auxiliary electrical components and one or more auxiliary electrical loads, an auxiliary transformer being operatively connected on a primary side to the generator and to the power grid, and being operatively connected on a secondary side to the auxiliary system, and a load controller being arranged to reduce one or more auxiliary electrical loads in the auxiliary system in response to a detected undervoltage event, the method comprising the steps of determining, using the load controller, that an undervoltage event has occurred, and reducing, using the load controller, one or more auxiliary electrical loads in the auxiliary system thereby preventing tripping of one or more auxiliary electrical components or tripping of the entire wind turbine. The present invention also relates to a wind turbine arranged to perform this method.
Resumen de: WO2024072209A1
A movable bolting tool comprises a toolhead 3 for manipulating nut and bolt assemblies 11 a-f, 12a-f and a trolley for moving the toolhead 3 along a circumference of a bolted flange assembly 10, which trolley comprises a frame 4 carrying a toolhead supporting assembly 1, 67, 9a, 9b for lifting the toolhead 3 from a manipulated nut and bolt assembly and, after circumferential movement, for engaging the toolhead 3 with a next to be manipulated nut and bolt assembly: wherein the toolhead supporting assembly 1, 67, 9a, 9b is arranged substantially parallel to the substantially vertical lifting direction of the toolhead 3, the toolhead 3 is connected to the toolhead supporting assembly with a pivotable connection 80 allowing rotation about multiple axes; and a toolhead rotation constraining device 95 is arranged at a distance from the pivotable connection 80, and configured to constrain the rotation.
Resumen de: CN120051631A
A robotic applicator device (40) for applying a protector (48) to a leading edge (30) of a wind turbine blade (20) includes a main frame (42), a drive (44) coupled to the main frame (42), and a plurality of stations (46) carried by the main frame (42), the plurality of stations configured to apply the protector (48) to the leading edge (30) of the wind turbine blade (20). The stations (46) include a dispensing station (50) configured to hold and dispense a material (64) forming the protector (48), an adhesion station (52) configured to apply an adhesive (66) onto an adhesion surface (68) and/or a leading edge (30) of the dispensed protector material (64), an application station (54) configured to place the adhesion surface (68) of the protector (48) onto the leading edge (30) of the wind turbine blade (20), and a curing station (56) configured to cure the adhesive (66) to bond the protector (48) to the leading edge (30). A method for applying a protector (48) to a leading edge (30) of a wind turbine blade (20) is also disclosed.
Resumen de: AU2023350066A1
The present invention can be included in the technical field of wind turbine assembly systems and discloses a method of assembling a wind turbine of the present invention proposes an alternative to conventional cranes having a first lifting structure configured to withstand the load of at least one tower section or at least one wind turbine component, and at least one second lifting structure configured to perform the lifting of the first lifting structure with respect to the wind turbine tower. Additional objects of the invention are also a wind turbine assembly system and a method of assembling a wind farm.
Resumen de: EP4596792A2
Installation vessel for installation of a monopile to support an offshore wind turbine. The vessel has a pile holding device with a pile holder and a support assembly which is configured to move the pile holder in a horizontal plane relative to the hull. A monitoring system is configured to, in a gripping phase wherein the monopile is suspended from a crane and is to be gripped by the pile holder, monitor the suspended monopile in the horizontal plane relative to the pile holder. The system provides signals representative of the position and movement of the monopile relative to the pile holder to the motion control unit of the support assembly.
Resumen de: EP4596872A2
A blade pitch controller for a wind turbine comprises a nominal control system and a tower feedback loop. The tower feedback loop comprises a filtering system. The filtering system is arranged to control wind turbine blade pitch so as to provide additional effective stiffness to the wind turbine in response to motion of the wind turbine which is above a filter frequency of the filtering system.
Resumen de: GB2637862A
An offshore wind turbine system is assembled using a platform (40, fig 7) or jack-up vessel, and a first base 32 anchored to the seafloor at a blade assembly offshore location. A buoyant tower 10 is attached to the first base. A crane (42, fig 7) provided on the platform or jack-up vessel is used to lift blades 36, which are then coupled to a turbine 30 held in a nacelle provided at the top of the buoyant tower. The buoyant tower, the nacelle, and the blades are detached from the first base. The buoyant tower, the nacelle, and the blades are towed (fig 8) to a wind farm and connected to a second base 12a, 12b, 12c provided in the wind farm. The buoyant tower, the nacelle, and the blades are further stabilized using mooring lines 14 spanning between the buoyant towers 10a, 10b, 10c and other bases provided in the wind farm. The first base and/or the second base include anti-rotation features (22, fig 2b & 3b).
Resumen de: AU2023354345A1
Rotor lifting yoke for lifting a three bladed rotor (6), said rotor lifting yoke comprising: a lifting structure (16), a first (34) and second flexible elongated element (36) arranged to be connected both to the lifting structure and to a root portion (104) of a first blade (10a) of the rotor, and a third (38) and fourth flexible elongated element (40) arranged to be connected both to the lifting structure and to a root portion of a second blade (10b) of the rotor. The rotor lifting yoke further comprises one or more length adjusting mechanisms (44, 46) which are arranged to adjust the effective length of the first and third and/or the second and fourth flexible elongated elements. The flexible elongated members are further arranged such that when said flexible elongated members are attached to the root portions of their respective blades, at least one point on the first and third and/or at least one point on the second and fourth flexible elongated elements is attached to their respective blades via a non-slip attachment. In this way, a rotor lifting yoke is provided which can rotate the rotor from a vertical to a horizontal position and back again in an easy and flexible manner just by adjusting the lengths of the flexible elongated members.
Resumen de: CN119947976A
A base assembly (120) configured to support an on-tower mounted crane (101) on a nacelle (200) of a wind turbine (300), the on-tower mounted crane comprising a base portion (102) and a boom (104), where the boom is rotatably disposed about a vertical axis relative to the base portion during normal operation of the on-tower mounted crane, the base assembly includes a base structure (122) adapted to be mounted to the nacelle and a support structure (124) configured to engage with and support the on-tower mounted crane in an upright position. A base portion of the on-tower mounted crane is attached to the support structure when the on-tower mounted crane is engaged with the base assembly. The support structure is movably coupled to the base structure and is adapted to be linearly displaced relative to the base structure in a direction substantially parallel to the longitudinal axis of the nacelle to enable the on-tower mounted crane to be disposed at a plurality of crane mounting positions relative to the nacelle.
Resumen de: CN119895143A
A transport structure (42) for transporting a set of wind turbine components (22) on a vehicle (92, 94). The transport structure (42) comprises: a support structure (44) comprising at least one frame (46); and a set of locking interfaces arranged on the support structure (44) to releasably secure the transport structure (42) during transport. The at least one frame (46) comprises attachment means configured for releasably securing at least one wind turbine component (22) of the set of wind turbine components to the at least one frame (46).
Nº publicación: EP4594634A1 06/08/2025
Solicitante:
VESTAS WIND SYS AS [DK]
VESTAS WIND SYSTEMS A/S
Resumen de: WO2024067930A1
A wind turbine blade comprising an anti-icing system (30) comprising an electrothermal heating arrangement (35) configured to provide heat to an external surface of the blade, wherein the electrothermal heating arrangement is connected to a power supply interface (38) of the wind turbine blade by way of a power supply conductor (40) and an earth conductor (44). The blade further comprises a lightning protection system (31) having a lightning strike protection device (56) associated with an electrothermal heating element of the heating arrangement, the lightning strike protection device being connected to a lightning down conductor (50) of the lightning protection system leading to a current transfer unit (54) configured to transfer lightning current to a rotor hub, in use. A transient current limiting device (60) is connected in a conductive path (62) between the lightning down conductor of the lightning protection system and the earth conductor of the anti-icing system, thereby permitting induced parasitic currents in the lightning down conductor to earth through the anti-icing system. This provides the benefit of preventing electromagnetic emissions that can, otherwise, cause interference with electronics in the vicinity of the wind turbine. Thus, allowing the wind turbine to comply with established EMC standards.
BOPI
Sede Electrónica
