Resumen de: CN222746170U
The utility model discloses a flywheel energy storage three-stand-column type fan foundation with self-stability and power grid peak regulation, which comprises a wind turbine generator, a three-stand-column mechanism, a flywheel energy storage device and a mooring device, the lower end of the three-stand-column mechanism for providing buoyancy is expanded to form a large space, and the large flywheel energy storage device is arranged in the large space. The flywheel energy storage device not only can reduce the overall gravity center of the fan system and improve the stability and the anti-overturning capacity of the floating fan, but also can realize the whole-course peak regulation of the generated power of the floating fan through the mutual conversion of electric energy and flywheel kinetic energy. Meanwhile, the flywheel rotating at a high speed has a gyroscopic effect, stable torque generated by rotation of the flywheel can be used for resisting horizontal loads such as wind, waves and flow, the expanded lower buoy has the function of a heaving plate, and swing of the floating fan is reduced. And therefore, the influence of the wake effect on the power generation efficiency of the floating fan is reduced, and the influence of swinging on the structural stability of the fan is avoided.
Resumen de: US2025116256A1
The disclosure relates to a mud floating type offshore wind turbine system and an installation method thereof. The system includes a plurality of suction anchors, a plurality of gravity anchors, an upper wind turbine, a tower drum and a wind turbine foundation; the fan foundation includes a column body, a first spherical shell, a second spherical shell, a plurality of third spherical shells, first connecting rods, second connecting rods and supporting rods; each of the first spherical shell and the second spherical shell is internally provided with a winch with a plurality of telescopic anchor discs; each suction anchor and each gravity anchor are located beneath the corresponding third spherical shell and located on a side face of the corresponding third spherical shell respectively and used for restraining positions of the upper wind turbine in a vertical direction and a horizontal direction respectively.
Resumen de: US2025115340A1
Systems and methods for assembling, launching, retrieving, and maintaining floating wind foundations including tower, nacelle, and blades with two-way operability are disclosed. The systems include a dock having a lift platform and a first plurality of chain jacks configured to lift and lower the lift platform. The lift platform has a width and length with a span sufficient to receive, lower, and lift a floating wind foundation. The lift platform includes an upper deck and a plurality of box truss girders supporting the upper deck. The box truss girders extend across the span of the width of the lift platform and are of sufficient strength to support a floating wind foundation.
Resumen de: WO2025075142A1
An on-water structure 10 is temporarily installed in a sea area having a water depth of 8 m or more and 20 m or less, a plurality of work areas A are provided in a sea area adjacent to the on-water structure 10, and a plurality of sets of assembly components of a wind power generation device 3 are temporarily placed on the on-water structure 10. A self-elevating barge 30B anchored in an arbitrary work area A is used to perform assembly work in which an assembly body 9 is assembled by installing a set of assembly components onto a floating body 2 fixed to a water bottom SB of the work area A. The self-elevating barge 30B is moved from the work area A, in which the assembly work is finished, to another work area A, performs the assembly work with respect to the floating body 2 fixed to the water bottom SB of the work area A, and, in parallel with the assembly work, performs additional work with respect to the assembly body 9 for which the assembly work was finished earlier. As a result, it is possible to efficiently construct a floating offshore wind power generation facility in which the draft of the floating body moored in the installation-target sea area is 20 m or less, without the need to install a mounting base for the floating offshore wind power generation facility on a quay.
Resumen de: WO2025074123A1
The invention provides a disconnectable mooring system for a floating offshore structure. The system may comprise: a buoy comprising a connector which enables connection and disconnection of the buoy from the floating structure. The system has a disconnected configuration in which the buoy is not connected to the floating structure and the buoy at least partially supports a dynamic riser conduit above the seabed. The system has a connected configuration in which the buoy is connected to the floating structure; and wherein the system is configured to enable pull-in of the buoy to the connected configuration and pull-in of the dynamic riser to a connection position. Aspects of the invention include related pull-in sequences, independent through connection of first and second dynamic riser conduits, and conductive coupling of a dynamic riser conduit to a floating structure. Further aspects of the invention include related rapid / emergency disconnect systems and methods, use a clump weight in an installation sequence, connection structures and buoy configurations, and rope connectors.
Resumen de: WO2025073810A1
A subsea foundation for anchoring a mooring line comprises a mooring base such as a chain that is simply laid upon the seabed in a straight, curved or looped configuration, hence extending across the seabed substantially parallel to the seabed. The mooring base is then anchored by one or more deadman anchors that are embedded in the seabed soil. For this purpose, one or more links extend through the soil to couple the mooring base to the or each deadman anchor. One or more mooring lines can then be coupled to the mooring base.
Resumen de: WO2025073873A1
A connecting system (100) for connecting a weathervaning floating offshore support structure (200) of a wind turbine (201) to a pre-laid mooring system (300), the connecting system (100) comprising: - a turret element (1) comprising: a base (2) for being solidly connected to the pre-laid mooring system (300); a support element (3) comprising a switchgear (31) connectable to one or more submarine cables (400) and connectable to receive a power generated by the wind turbine (201); a columnar body (4) extending from the base (2) to the support element (3), and comprising an inner passage (41); and a bearing system (5) configured to rotatably connect the turret element (1) to the weathervaning floating offshore support structure (200); and - a slip-ring connector (6) comprising a first connecting part (61) for receiving the power generated by the wind turbine (201), and a second connecting part (62) cable-connectable to the switchgear (31).
Resumen de: EP4534399A1
The invention relates to a mooring system comprising a floating platform (1) with a plurality of mooring lines (7) configured to fix or anchor the floating platform (1) to the seabed by means of a bottom section (71) of each mooring line (7), wherein each mooring line (7) also comprises a central section (72) joined to a counterweight (8), wherein tilting arms (2) are joined by means of an articulated joint (3) to a main structure (4) of the floating platform (1), wherein each tilting arm (2) comprises an inner section (21) and an outer section (22), wherein the bottom section (71) and the central section (72) of each mooring line (7) are respectively joined to a terminal end of the outer section (22) and to a terminal end of the inner section (21) of each tilting arm (2).
Resumen de: US2025091697A1
A semisubmersible offshore support structure for a wind turbine carries an adjustable-ballast reservoir above sea level fillable with water for providing extra load on a part of the support structure. By adjusting the water volume in the adjustable-ballast reservoirs, the wind turbine can be maintained in vertical orientation despite wind pressure. A drain is provided for draining water from the reservoir into the sea by gravity only for emptying the reservoir passively in case of power failure.
Resumen de: CN222722247U
The utility model provides an oyster breeding platform which comprises a floating platform, floating bodies are arranged on the two sides of the bottom end of the floating platform, a solar power generation assembly and an upper wind power generation assembly are installed on one side of the top end of the floating platform through a support, a power box is arranged at the top end of the floating platform, and a power source is arranged in the power box. A plurality of through grooves are formed in the floating platform, lifting assemblies are arranged in the through grooves, and each lifting assembly comprises vertical plates which are fixedly arranged on the two sides in the corresponding through groove. Compared with the prior art, the device has the advantages that the driving assembly is used for driving the chain wheel to rotate, the transmission chain is arranged on the chain wheel, and therefore the transmission chain is driven to move, and all the breeding cages on the transmission chain are driven to move circularly; the solar power generation assembly and the wind power generation assembly convert solar energy and wind energy into electric energy, power is supplied to the whole electric appliance in an overall intelligent mode to work, and the energy-saving work efficiency is achieved.
Resumen de: FR3153592A1
Procédé de ballastage actif et centralisé d’un flotteur semi-submersible pour éolienne offshore et flotteur L’invention concerne un procédé de ballastage actif et centralisé d’un flotteur semi-submersible (2) pour éolienne offshore, le flotteur comprenant au moins quatre colonnes dont une colonne centrale (4) et trois colonnes extérieures (6) raccordées à la colonne centrale par des branches inférieures formant des pontons (8), le procédé comprenant le déplacement contrôlé et centralisé d’un fluide de ballastage entre des compartiments (14) étanches formés à l’intérieur de chaque ponton (8) de façon à pouvoir en modifier l’inclinaison. L’invention concerne également un flotteur semi-submersible pour éolienne offshore à ballastage actif et centralisé. Figure pour l’abrégé : Fig. 1.
Resumen de: FR3153593A1
Procédé de ballastage actif et individualisé d’un flotteur semi-submersible pour éolienne offshore et flotteur L’invention concerne un procédé de ballastage actif et individualisé d’un flotteur semi-submersible (2) pour éolienne offshore, le flotteur comprenant au moins quatre colonnes dont une colonne centrale (4) et trois colonnes extérieures (6) raccordées à la colonne centrale par des branches inférieures formant des pontons (8), le procédé comprenant, pour chaque ponton, le déplacement individualisé et contrôlé d’un fluide de ballastage entre au moins deux compartiments (14, 16) étanches et distincts situés à l’intérieur d’un ensemble formé par le ponton et la colonne extérieure qui lui est associée de façon à pouvoir modifier l’inclinaison du flotteur. L’invention concerne également un flotteur semi-submersible pour éolienne offshore à ballastage actif et individualisé. Figure pour l’abrégé : Fig. 1.
Resumen de: US2025108887A1
The present invention relates to a semi-submersible platform (1) for maritime applications such as wind power, electrical substations or hydrogen generation plants, wherein the semi-submersible platform (1) comprises a base body (2) made of concrete equipped with internal compartments (3) adapted to house ballast water, and three or more buoyancy columns (4) substantially made of concrete, wherein said columns (4) protrude from an upper face of the base body (2) and are arranged at the vertexes of the base body (2), wherein at least one column (4) is internally equipped with respective concentric rings (5, 6), an inner ring (5) and an outer ring (6), joined together by a plurality of radial walls (7) that define anti-flood compartments (8).
Resumen de: US2025109734A1
A floating offshore wind turbine assembly unit useful for assembling or maintaining wind turbines at an offshore location is disclosed. The floating offshore wind turbine assembly unit may include a first vessel spaced a distance apart from a second vessel, and an extended deck coupled to the first vessel and the second vessel. The extended deck is positioned in the distance between the first vessel and the second vessel, and the extended deck is configured as a dry dock disposed or movable to a height above a sea level. In some embodiments, the extended deck or a portion thereof is movably coupled to the first vessel and the second vessel. For example, the extended deck or a portion thereof is movable between a submerged or near sea level position and a position above a sea level.
Resumen de: WO2025072519A1
Systems and methods for assembling, launching, retrieving, and maintaining floating wind foundations including tower, nacelle, and blades with two-way operability are disclosed. The systems include a dock having a lift platform and a first plurality of chain jacks configured to lift and lower the lift platform. The lift platform has a width and length with a span sufficient to receive, lower, and lift a floating wind foundation. The lift platform includes an upper deck and a plurality of box truss girders supporting the upper deck. The box truss girders extend across the span of the width of the lift platform and are of sufficient strength to support a floating wind foundation.
Resumen de: WO2025068658A1
The invention relates to a method for the active and centralised ballasting of a semi-submersible float (2) for an offshore wind turbine, the float comprising at least four columns, including a central column (4) and three outer columns (6), which are connected to the central column by lower arms forming pontoons (8), wherein the method comprises the controlled and centralised displacement of a ballast fluid between sealed compartments (14) formed inside each pontoon (8), so as to modify the inclination thereof. The invention also relates to a semi-submersible float for an offshore wind turbine with active and centralised ballasting.
Resumen de: WO2025068659A1
The invention relates to a method for the active and individualised ballasting of a semi-submersible float (2) for an offshore wind turbine, the float comprising at least four columns, including a central column (4) and three outer columns (6), which are connected to the central column by lower arms forming pontoons (8), wherein the method comprises, for each pontoon, the individualised and controlled displacement of a ballast fluid between at least two separate sealed compartments (14, 16) located inside an assembly formed by the pontoon and the associated outer column, so as to modify the inclination of the float. The invention also relates to a semi-submersible float for an offshore wind turbine with active and individualised ballasting.
Resumen de: CN119384555A
A counter-rotating wind turbine (10) is disclosed comprising a first turbine rotor (36) mounted on a first turbine shaft (37) rotatable about an axis of rotation (A) and a second turbine rotor (47) mounted on a second turbine shaft (48) rotatable about an axis of rotation (A). And the second turbine shaft (48) is rotatable in opposite directions about the same axis of rotation (A). The first turbine rotor (36) comprises at least one first turbine blade (38) extending in an outward direction from the first turbine shaft (37), and the second turbine rotor (47) comprises at least one second turbine blade (49) extending in an outward direction from the second turbine shaft (48). At least one of the first turbine blades (38) also forms a first blade angle (40) with respect to the first turbine shaft (37) and at least one of the second turbine blades (49) forms a second blade angle (51) with respect to the second turbine shaft (48), the first blade angle (40) and the second blade angle (51) being both acute angles during operation of the wind turbine (10).
Resumen de: CN222701032U
The utility model provides an anti-floating pile draught fan foundation which comprises a draught fan foundation bearing platform and a plurality of anti-floating piles which are evenly connected to the bottom of the draught fan foundation bearing platform in an inserted mode, an installation platform is arranged in the draught fan foundation bearing platform, and a prestressed cable is arranged between the top of the draught fan foundation bearing platform and the installation platform in a penetrating mode. When the comprehensive load generated by the self-weight of the wind turbine generator and the foundation and other external factors is not enough to balance the buoyancy generated by underground water, the upward floating trend of the wind turbine foundation bearing platform is restrained by utilizing the tensile resistance generated by the tensile strength of the anti-floating piles and the pulling resistance generated by the friction force between the anti-floating piles and the soil layer, so that the anti-floating effect of the wind turbine generator is improved. The anti-floating purpose is achieved; the problem that a gravity type foundation is too large in size due to resistance to underground water buoyancy is well solved, the use amount of reinforced concrete is saved, and good economical efficiency is achieved.
Resumen de: CN222702075U
The utility model discloses a floating type vertical axis wind turbine which comprises an anchor chain fixed to a seabed or a lake bed, a floating platform, a tower installed on the floating platform, a generator, blades and a blade supporting rod used for supporting the blades, a bearing seat is installed on the top of the tower, a rotating shaft is installed on the bearing seat through a bearing, and the blade supporting rod is fixed to the upper portion of the rotating shaft. A middle shaft is connected to the lower end of the rotating shaft, the rotating shaft is vertically arranged and axially fixed, the middle shaft and the rotating shaft are coaxial and connected with a generator set, and the generator set is arranged on the upper portion of the floating platform or the lower portion of the tower. The characteristics that the rotating shaft of the vertical axis wind turbine is vertically arranged and works in all wind directions are utilized, the cabin is arranged on the lower portion of the tower or in the floating platform, the gravity center of the wind turbine is greatly lowered, the manufacturing cost of the floating wind turbine is lowered, and the floating wind turbine can operate in shallow water areas and has better environmental adaptability and maintainability.
Resumen de: CN222698674U
The utility model relates to a floating type offshore wind power plant sharing anchoring. The floating type offshore wind power plant comprises a plurality of floating type platforms, a plurality of anchoring assemblies and a plurality of mooring ropes. A fan is arranged on each floating platform, and the plurality of floating platforms are respectively distributed on the side lines and the center of the hexagon; the anchoring assemblies are used for being connected with the seabed, and one anchoring assembly is arranged in the center of each floating platform. One end of each mooring rope is connected with the corresponding anchoring assembly, the other end of each mooring rope is connected with one floating platform adjacent to the anchoring assembly, and each floating platform is connected with the three adjacent anchoring assemblies through the mooring ropes. Compared with the prior art, a plurality of floating platforms can share one anchoring component, so that the number of anchoring components occupied by each fan on average is reduced as much as possible under the condition of ensuring normal operation, the whole structure of a wind power plant is compact, excessive sea areas are not occupied, and the wind power plant can be conveniently and rapidly constructed. And by reducing the number of the anchoring assemblies, the construction cost is reduced, and the work amount is reduced.
Resumen de: WO2025061959A1
The invention describes a floating support structure (1) for supporting an off shore wind turbine comprising a first, second and third main section (10a, 10b, 10c) each comprising a horizontal part and a vertical part (12a, b, c) directly or indirectly connected to the radial end of the horizontal part and the central ends of the horizontal parts (11a, b, c) are joined in a central region thus creating a coupling space (7) underneath the horizontal parts and between the vertical parts. The floating support structure further comprises a transition piece (15) comprising a connecting flange (16) for connecting a coupling end of the wind turbine tower (101) to the support structure. The transition piece further comprises a reinforcement body (17) welded onto the first, second and third horizontal parts.
Resumen de: AU2023348377A1
The present invention relates to a foundation device for an offshore wind turbine tower. The device comprises a first body (1), a support body (3) attached to the first body (1), a second body (2) and a plurality of legs (4) attached to the second body (2). The support body (3) has a cylindrical interior and is configured to provide support for and connection of a wind turbine tower (10). The first body (1) comprises a central portion (5) connected to the support body (3) and a plurality of hollow arms (6), connected with the central portion (5). Each hollow arm (6) comprises a through-hole (7) configured to allow a leg (4) to pass through the through-hole. The first body (1) has a volume and a weight configured to provide, when empty, a buoyancy of at least 20% of the weight of the entire device, the weight of the first body (1) being less than 8% of the weight of the entire device. The legs (4) and/or the first body (1) have a locking system configured to lock the relative position between the legs and the first body.
Resumen de: AU2025201360A1
Abstract 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 widespread 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, 3 D 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.
Nº publicación: US2025100416A1 27/03/2025
Solicitante:
LG ENERGY SOLUTION LTD [KR]
LG ENERGY SOLUTION, LTD
Resumen de: US2025100416A1
There is disclosed an exchangeable marine energy storage system including a mobile battery configured to be used as a power source of the operating ship after replaced with a mounted battery mounted on an operating ship; a mobile charging ship configured to move in a state of loading the mobile battery; and a charging station configured to float on the sea together with the mobile charging ship and charge the mobile battery loaded on the mobile charging ship by using generated electricity.