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METHOD FOR OPERATING AN OFFSHORE WIND FARM AND WIND FARM

Resumen de: EP4506560A1

The present invention relates to a method (100) for operating an offshore wind farm (200) comprising a plurality of floating offshore wind turbines (201 - 225, A - F), the method (100) comprising:- Installing the plurality of wind turbines (201 - 225, A - F) in a start arrangement in which each wind turbine (201 - 225, A - F) faces a certain load with respect to a predominant wind direction and- rearranging the plurality of wind turbines (201 - 225, A - F) by swapping positions of at least two wind turbines of the plurality of wind turbines (201 - 225, A - F),wherein the at least two wind turbines comprise a high performer wind turbine faced with the highest load of all wind turbines of the plurality of wind turbines (201 - 225, A - F) and a low performer wind turbine faced with a load lower than the highest load of all wind turbines (201 - 225, A - F), such that a load over time is lowered for the high performer wind turbine compared to a load over time without swapping positions of the at least two wind turbines.

FLOATING MARINE PLATFORM AND THE MANUFACTURING THEREOF

Resumen de: TW202340041A

The invention relates to a method for manufacturing a floating marine platform by means of templates. The floating marine platform comprises a central column, multiple peripheral columns circumferentially around the central column, and radially extending outriggers from the central column that connect the peripheral columns with the central column. The templates comprise an inner outrigger template, an outer outrigger template, a central column template and a peripheral column template, wherein on a first location under a first temperature a first pair with the inner outrigger template and the central column template is formed, and on a second location under a second temperature a second pair with the outer outrigger template and the peripheral column template is formed. Subsequently the central column, the peripheral columns and the outriggers are formed by means of the templates, under different temperatures.

Damping cable vibration reduction device of offshore floating type wind turbine

Resumen de: CN222436516U

The utility model discloses a damping cable vibration reduction device of an offshore floating type wind turbine. The damping cable vibration reduction device comprises a floating platform, a tower, a spring damping device and a mooring cable. The floating platform comprises three floating barrels and a tower barrel; every two adjacent buoys are connected through a connecting rod I; each buoy is connected with the tower drum through a connecting rod II; a fixed pulley rod and a mooring rope are mounted at the bottom of each buoy, and a fixed pulley is mounted at the lower end of each fixed pulley rod; the tower frame is installed in the tower drum, three flexible cables I are connected to the tower frame, the lower ends of the flexible cables I are connected with the upper ends of the spring damping devices, and the lower ends of the spring damping devices are connected with the corresponding mooring cables through flexible cables II. The damper is simple in structure, the energy consumption characteristic of the damper is utilized, vibration of a wind turbine platform is effectively reduced, the stability of a wind turbine is improved, and the service life of the wind turbine is prolonged. The damping device is high in response speed and capable of rapidly providing a damping effect when the wind turbine platform rotates.

Novel platform for offshore floating pipe

Resumen de: CN222432553U

The utility model relates to the technical field of offshore operation auxiliary equipment, and discloses a novel platform for an offshore floating pipe, which comprises a main body mechanism and a connecting mechanism, the connecting mechanism is positioned below the main body mechanism, the main body mechanism comprises a floating pipe platform body, a floating pipe body and a first buffer, the floating pipe body is located below the floating pipe platform body, the first buffer is fixedly installed at the lower end of the floating pipe body, and the main body mechanism further comprises an installation frame and an arc-shaped outer frame. According to the novel platform for the offshore floating pipe, by installing the main body mechanism, when the floating pipe platform body is used for auxiliary supporting of offshore operation, impact force borne by the floating pipe platform body can be buffered through the design of the first buffer and the second buffer, so that damage to the floating pipe platform body caused by water flow impact is reduced; and the situation that the floating pipe platform body is impacted to roll over is avoided, the use stability of the floating pipe platform body is guaranteed, and the protection performance of the floating pipe platform body is improved.

STRUCTURES AND METHODS FOR THE TRANSPORT, INSTALLATION, AND MAINTENANCE OF AN OFFSHORE WIND TURBINE

Resumen de: US2025042518A1

Described herein is an offshore buoyant structure, a floating buoyant structure, and methods of loading and unloading a floatable wind turbine substructure. The offshore buoyant structure includes a split hull constructed and dimensioned in a manner to provide a long moon pool; and a floatable wind turbine substructure accommodated by the split hull and configured to receive a floating wind turbine with a portion of the floating wind turbine extending downwardly into the long moon pool such that relative motion between at least the offshore buoyant structure and the floatable wind turbine substructure or floating wind turbine when received by the floatable wind turbine substructure is minimized. The floating buoyant structure includes a split hull constructed and dimensioned in a manner to provide a long moon pool, the split hull is configured to accommodate a floatable wind turbine substructure or a floating wind turbine assembly and minimize relative motion therebetween.

MOORING SYSTEM FOR FLOATING OFFSHORE WIND POWER PLATFORM, MONITORING SYSTEM, AND MONITORING METHOD

Resumen de: WO2025025783A1

A mooring system for a floating offshore wind power platform, a monitoring system, and a monitoring method. The mooring system comprises a static mooring system and a dynamic mooring system. The static mooring system comprises three mooring cable bundles. Upright columns (1) are consistent with the centers of the mooring cable bundles. The dynamic mooring system comprises a power unit, propeller units (4), and a control unit. A group of propeller units (4) is installed below each upright column (1) of the platform, and each group of propeller units (4) comprises one to four propeller units (4). The monitoring system monitors the platform in real time, obtains the real-time motion level and mooring tension of the platform, and on the basis of offset and inclination requirements and mooring tension requirements of the platform in a real-time motion state, calculates the power required by the propeller units (4) for execution. A conventional mooring method is combined with a power positioning system to reduce the load on the mooring cables and reduce the maximum offset and the inclination angle of the platform foundation, benefiting both the efficiency and service life of dynamic cables and wind turbines.

FLOATING BODY STRUCTURE AND OFFSHORE WIND POWER GENERATION FACILITY

Resumen de: WO2025027865A1

Provided are a floating body structure and an offshore wind power generation facility which are capable of suppressing vertical oscillation.　This floating body structure 100 that is placed offshore comprises an annular floating body 10 that has an annular shape having a through-hole extending in the vertical direction, the floating body structure 100 being divided by the annular floating body 10 into areas including an outside and an internal area 12 surrounded by the annular floating body 10, wherein the floating structure 100 has communication parts 18 that join the outside and the internal area 12 and function as water flow paths.

WAVE COMPENSATOR

Resumen de: WO2025027346A1

There is provided a wave compensator for a buoy, the wave compensator including a receptacle. The receptacle has an enclosing wall having an upper end and a lower end. The receptacle also includes a first opening and a second opening arranged at different heights and configured to allow the ingress of water into and the egress of water from the receptacle, in use.

MOORING DEVICE FOR AN OFFSHORE WIND TURBINE

Resumen de: US2025042514A1

A mooring device for an offshore wind turbine includes: at least two mooring lines including a first end configured to be attached to a first attachment point of a floating offshore wind turbine platform, and at least three anchoring elements configured to anchor the floating offshore wind turbine to a seabed, each mooring line being flexibly retained through at least one anchoring element, a second end of the mooring lines being attached to an attachment point in order that a first mooring line length extending between the floating offshore wind turbine platform and the anchoring element can vary in function of the forces exerted on the floating offshore wind turbine platform.

SELF-POWERED, SELF-PROPELLED COMPUTER GRID WITH LOOP TOPOLOGY

Resumen de: US2025043763A1

An energy-harvesting compute grid includes computing assemblies that cooperate with mobile energy harvesters configured to be deployed on a body of water. The plurality of energy harvesters are positioned on and move adjacent to an upper surface of a body of water, and the locations of the energy harvesters can be monitored and controlled. The wide-spread gathering by the harvesters of environmental data within that geospatial area permits the forecasting of environmental factors, the discovery of advantageous energy-harvesting opportunities, the observation and tracking of hazardous objects and conditions, the efficient distribution of data and/or tasks to and between the harvesters included in the compute grid, the efficient execution of logistical operations to support, upgrade, maintain, and repair the cluster, and the opportunity to execute data-gathering across an area much larger than that afforded by an individual harvester (e.g., radio astronomy, 3D tracking of and recording of the communication patterns of marine mammals, etc.). The computational tasks can be shared and distributed among a compute grid implemented in part by a collection of individual floating self-propelled energy harvesters thereby providing many benefits related to cost and efficiency that are unavailable to relatively isolated energy harvesters, and likewise unavailable to terrestrial compute grids of the prior art.

DEVICE FOR MONITORING AT LEAST ONE ANCHORING LINE FOR A FLOATING SUPPORT

Resumen de: US2025044184A1

The present invention relates to a device for monitoring at least one anchoring line for a floating support, characterized in that it comprises: at least one anchoring line connected to a floating support, at least one acoustic system rigidly connected to the at least one anchoring line and comprising an element, called an oscillating element, able to move between two end positions and able to come into contact with a resonant element in at least one of the two end positions, in such a way as to produce an acoustic wave upon contact of the oscillating element with the resonant element, and a system for processing the acoustic waves produced, the system being able to characterize, depending on the acoustic waves produced, normal functioning of the at least one anchoring line or defective functioning of the at least one anchoring line.

APPARATUS AND ASSOCIATED METHODS

Resumen de: WO2025026978A1

A method of providing a buoyant concrete support structure (10) for an offshore installation, such as a wind turbine. A monolithic multicellular concrete member (11) is formed with at least five cells (14) arranged circumferentially around a central vertical longitudinal axis (20). The diameter of each cell (14) is smaller than a diameter of a circumference along which the cells (14) are arranged. The cells (14) are formed as vertically-extending hollow elements with an enclosed bottom portion provided below a hollow central void (15) thereabove. The cells (14) are formed contemporaneously such that all of the cells (14) are integrally-formed with each other in unison to provide the seamless monolithic multicellular concrete member (11). The cells (14) are coherent such that each cell (14) shares a common wall portion (40) with an adjacent cell (14).

FLOATING GEAR SET, SPEED CHANGE DEVICE AND WIND GENERATING SET

Resumen de: EP4502366A1

A floating gear set, a speed change device and a wind generating set, wherein the floating gear set comprises a self-aligning shaft assembly and two gears; two ends of the self-aligning shaft assembly in the axial direction are respectively inserted into the two gears; the self-aligning shaft assembly comprises a shaft body and a self-aligning member; the shaft body is in limit connection with the two gears in the circumferential direction by means of the self-aligning member; the shaft body radially swings, by means of the self-aligning member, relative to the two gears. According to the solution, the self-aligning shaft assembly can radially swing relative to the two gears, and in this way, the two gears can be misaligned with each other in the radial direction and can be in a connected state in which the two gears can float in the radial direction, so that a transmission path of a torque can be conveniently changed, so as to better realize torque distribution, and the torque density of a planetary gear mechanism can be improved especially when the solution is applied to the planetary gear mechanism..

ASSEMBLY AND METHOD FOR LOWERING MONOPILES FROM A FLOATING VESSEL

Resumen de: AU2023246998A1

The present invention relates to an assembly for lowering a pile onto a seabed, the assembly comprising: • - a floating vessel (24) comprising a vessel positioning system (42), • - a crane (12) provided on the vessel for lowering the pile (10) onto the seabed, • - a pile guiding system (50) configured to guide the pile during the lowering thereof by the crane, the pile guiding system comprising: • - o a base (40) connected to the vessel, o at least one pile guiding frame (20) comprising an annular portion (21), o one or more primary actuators (55) which are configured for moving the pile guiding frame, o one or more secondary actuators (60) connected to the annular portion of the pile guiding frame, o at least one frame position sensor (62) for measuring an excitation parameter, o a guiding control unit (64) comprising an excitation controller (80) configured to control the actuators and a resilience controller configured to control a stiffness.

A SURVEILLANCE SYSTEM FOR AN OFFSHORE INFRASTRUCTURE

Resumen de: US2025036142A1

A surveillance system for an offshore infrastructure including an unmanned surface vessel (USV), an unmanned vehicle for inspecting the offshore infrastructure and a controller. The unmanned surface vessel includes an environmental sensor system to measure one or more environmental parameters and a carrying area to carry the unmanned vehicle. The controller is configured to obtain one or more environmental parameters from the environmental sensor system, to obtain one or operational parameters of the offshore infrastructure, to compare each of the operational parameters to an expected value and to determine, based on the comparison, to inspect the offshore infrastructure with the unmanned vehicle.

REACTIVE, REVERSIBLE BLADE TURBINE FOR POWER GENERATION AND PUMPING WATER

Resumen de: US2025035080A1

A reactive blade turbine system works vertically, horizontally, or at an angle and clockwise or counterclockwise according to blade angle and locking position and adjusts to variations in fluid flow such as changes in tidal currents to generate power more efficiently regardless of direction of fluid flow. A method for generating electrical power from a continuous fluid flow via the reactive turbine system is also provided herein.

FLOATING-TYPE WIND TURBINE

Resumen de: WO2025021018A1

A floating-type wind turbine, comprising: a wind turbine (1), a tower (2), floating columns (3), mooring chains (6), and an anchorage, wherein the wind turbine (1) is fixed to a first end of a floating column (3) by means of the tower (2); second ends of the floating columns (3) are fixed to the anchorage by means of the mooring chains (6); each floating column (3) is of a hollow structure, and an inlet/outlet is provided in a side wall of the floating column (3); and the floating column (3) is provided with a water intake and output loop system (301) in communication with the outside, a first end of the water intake and output loop system (301) is located in the hollow structure of the floating column (3), and a second end of the water intake and output loop system (301) is located on an outer side of the floating column (3) and extends towards the second end of the floating column (3) along the axis of the floating column (3). By means of the water intake and output loop system (301), exchange of water between the inside and outside of the floating column (3) is implemented.

AUTONOMOUS ROAMING OFFSHORE WIND TURBINE

Resumen de: WO2023183475A1

An autonomous roaming offshore wind turbine (AROWT) includes a floating hull, a lifting keel extending outwardly from an underside of the hull, ballast, a propeller mounted to a portion of the hull, and a wind turbine mounted to an upper side of the hull. When deployed in a body of water, the AROWT moves in a figure-eight station-keeping pattern and includes: a wind turbine having a rated power between 5 MW and 25 MW, a rated wind speed between 8 m/s and 20 m/s, a wind turbine blade diameter within 100 m to 300 m, a lifting keel depth of between 30 m and 100 m, a hull speed to wind speed ratio of between 0.1 and 0.3, a pattern beam to wind turbine blade diameter ratio of between 0.5 and about 5.0, and a pattern beam to pattern surge ratio of between 0.02 and about 0.1

Floating type wind power concrete foundation structure

Resumen de: CN222391515U

The utility model discloses a floating type wind power concrete foundation structure which comprises a floating type foundation and a fan. The floating type foundation comprises a main buoy, a first auxiliary buoy, a second auxiliary buoy and a third auxiliary buoy, the first auxiliary buoy, the second auxiliary buoy and the third auxiliary buoy are connected with one another and arranged in a triangular shape, and the main buoy is connected with the first auxiliary buoy, the second auxiliary buoy and the third auxiliary buoy. The main buoy is arranged between the first auxiliary buoy and the second auxiliary buoy; the draught fan is installed on the main buoy so as to be assembled with the floating type foundation. The device has the advantages of simple structure, compact matching, reasonable design and the like; therefore, the device is a product with excellent technical and economical performance.

Agencement de structures locales pour la distribution de contraintes et l’amélioration de résistance de plate-forme de turbine éolienne offshore flottante de type TLP

Resumen de: FR3151358A1

Il est proposé un agencement de structures locales pour la distribution de contraintes et l’amélioration de résistance de plate-forme de turbine éolienne offshore flottante de type TLP, l’agencement étant caractérisé en ce qu’une pluralité d’éléments de support (141,142,143) dont au moins un est allongé dans une direction différente font saillie à partir de la plaque de dessous (120) d’un nœud (100), de sorte que la plaque de dessus (110) du nœud (100) à laquelle une charge est appliquée par une turbine éolienne (300) est supportée par les éléments de support (141,142,143), les contraintes sont distribuées, et les dommages à la plaque de dessus (110) sont évités de telle sorte que la turbine éolienne (300) peut être supportée de manière stable par l’entremise du nœud (100). Figure 1

FLOATING STRUCTURE INTENDED FOR THE TRANSPORT AND INSTALLATION OF A FLOATING TENSIONED LEG PLATFORM

Resumen de: US2025026459A1

A floating structure is used for transport and installation of a floating tensioned leg platform (TLP) with a number of legs. The floating structure comprises controllable ballast tanks and engagement means for engaging the legs of the TLP and maintaining the same at a required draft during transport and installation. Further, the floating structure comprises a number of floating structure parts intended to be positioned horizontally adjacent each of the legs of the TLP, which floating structure parts are provided with the engagement means for engaging counter engagement means provided on said legs of the TLP in such a way that, in an operative position of the floating structure in which said floating structure parts are positioned horizontally alongside the legs of the TLP, the engagement means are capable of loading the counter engagement means with a downward force opposite an upward buoyancy force of the TLP.

ARRANGEMENT OF LOCAL STRUCTURES FOR TLP-TYPE FLOATING OFFSHORE WIND TURBINE PLATFORM STRESS DISTRIBUTION AND STRENGTH ENHANCEMENT

Resumen de: US2025026457A1

Proposed is an arrangement of local structures for TLP-type floating offshore wind turbine platform stress distribution and strength enhancement, the arrangement being characterized in that a plurality of supporting members of which at least one is elongated in a different direction protrudes from the bottom plate of a node, so the top plate of the node to which load is applied by a wind turbine is supported by the supporting members, stress is distributed, and damage to the top plate is prevented such that the wind turbine can be stably supported through the node.

A MOORING ASSEMBLY

Resumen de: WO2025018896A1

A mooring assembly (11; 11') for installation on a marine structure (4, 5, 6), above or below a water surface (7), comprises a main frame (101; 101') having a connecting portion (107) for connection to the marine structure. The assembly comprises a stopper device (112; 112'; 112") which is arranged in the main frame (101; 101'), and an elongate stopper member (104) which may be connected to a mooring chain or line. The stopper device (112; 112'; 112") is configured for interlocking with the elongate stopper member (104). The stopper device (112) comprises a housing (122) with a plurality of ratchet pawls (124) arranged in a circular chamber (138), wherein the pawls (124) are movably interconnected via a ring member (125) and biased towards each other by an elastic member (123), and each pawl comprises one or more ratchet teeth (133) for interaction with corresponding teeth (118) on the elongate stopper member (104).

LOCAL STRUCTURE ARRANGEMENT FOR STRESS DISTRIBUTION AND STRENGTH IMPROVEMENT OF TENSION LEG-TYPE FLOATING OFFSHORE WIND PLATFORM

Resumen de: WO2025018509A1

The present invention relates to a local structure arrangement for stress distribution and strength improvement of a tension leg-type floating offshore wind platform, wherein a plurality of support pieces, at least one of which extends in a different direction, protrude from the bottom plate of a node so that the top plate of the node, to which a load is applied by a wind turbine, is supported by each support piece to distribute stress and prevent damage to the top plate, thereby enabling the wind turbine to be stably supported by means of the node.

RENEWABLE ENERGY PLATFORM ASSEMBLY KIT AND METHOD

Nº publicación: EP4493455A1 22/01/2025

Solicitante:

MARINE POWER SYSTEMS LTD [GB]
Marine Power Systems Limited

Resumen de: US2025002125A1

An assembly kit for an offshore renewable energy system mounting platform having a frame with three or more lateral braces; upright braces and vertex members with each vertex member coupled to the lateral braces such that the lateral braces and the vertex members form a substantially planar base of the frame. The vertex members each engage a first end of a corresponding upright brace affixing the upright brace to the base, The frame includes a transition piece engaging a second end of the upright braces to form a fixed apex of the frame. The kit includes a plurality of lateral brace supports and a vertical tower. Each of the lateral brace supports are on a horizontal plane above the ground and the vertical tower is positioned to engage the upright braces such that each engaged upright brace is supported at an upright angle.