Resumen de: AU2023383069A1
Methods and systems are provided for nautical stationkeeping of free-floating objects. In one example, a method includes adjusting translational motion of a body freely floating in water by rotating the body. The translational motion may be adjusted, for instance, to maintain the body within a geographic area. In certain examples, the adjustment of the translational motion may be realized via a Magnus effect induced by rotating the body. The body may be configured as, for example, a free-floating object such as a wave engine.
Resumen de: US2025289742A1
Disclosed herein are devices, systems, and methods for water aeration and/or circulation, including, but not limited to, floating, onboard renewable energy-powered aeration for aquaculture ponds and/or other man-made and/or natural bodies of water (e.g., tanks, farm ponds, and reservoirs). In at least one embodiment, an aeration system has one or more photovoltaic (PV) panels to provide power to the aeration system. In at least one embodiment, the aeration system captures wind energy as an optional secondary power source. The aeration system may be either a battery-power or a direct-power system. The aeration system may also provide programmable settings. The system can be modular and scaled and/or customized to fit user needs. The aeration system may also include one or more float modules having an internal cavity, one or more pontoons and/or pontoon accessories for blocking and/or directing air and/or water flow, and/or one or more novel diffusers.
Resumen de: US2025289537A1
An offshore floating platform device, a construction method, and an operation method are provided. The device includes a pontoon carrier component. The pontoon carrier component includes a pontoon provided with a counterweight body at a bottom and a central cylinder at a top. The pontoon is provided with an anchor chain assembly on its outer cylindrical surface for keeping the elevation of the pontoon carrier component in the sea. A platform is arranged around an edge of a top surface of the central cylinder. Multiple tower bases are provided on a top surface of the central cylinder for installing a tower of the wind turbine. A buoyancy support component is provided on an outer cylindrical surface of the central cylinder, and the buoyancy support component ascends and descends as it rolls along the outer cylindrical surface of the central cylinder in response to changes in water level.
Resumen de: US2025290596A1
Provided are a base member 11 to which one end of a spring 13 is connected, and a shaft 12 to which the other end of the spring 13 is connected, and which is configured to move relative to the base member in a direction of a central axis of the shaft when the shaft comes into contact with a target object, wherein the spring 13 is arranged such that a center axis of the spring 13 is at an angle to the center axis of the shaft.
Resumen de: WO2024145058A1
A water treatment system includes a barge having a base and a dome. The base and the dome can form a housing when attached to each other. The water treatment system can also include one or more solar panels and one or more wind turbines mounted on an exterior surface of the dome. The water treatment system can include one or more batteries disposed inside the housing. The one or more batteries can be recharged by energy generated by at least one of the one or more solar panels and the one or more wind turbines. The water treatment system can include a gas infusion system disposed inside in the housing, the gas infusion system configured to receive a flow of water from the body of water, to infuse said flow of water with oxygen and to simultaneously remove dissolved nitrogen from said flow of water.
Resumen de: WO2025188350A1
A wind turbine platform, including a buoyancy tube disposed radially around a tower and/or stem for a floating wind turbine or around the tower and/or monopile for a fixed-bottom wind turbine, a plurality of buoyancy cables/spokes extending from the buoyancy tube to the stem and arranged to carry in tension an upward buoyancy force of the buoyancy tube, and a plurality of thrust cables/spokes extending from the buoyancy tube to the stem and/or tower and arranged along with the buoyancy cables to carry in tension a generally horizontal force imparted by at least one of rotor thrust, torque, wind, and wave forces.
Resumen de: WO2025185618A1
A method for controlling the shaking amplitude of a floating body, the method comprising: when it is predicted that a typhoon is going to arrive within a first time period, determining typhoon information of the typhoon, wherein the typhoon information comprises: the wind intensity of the typhoon and the wind direction of the typhoon; on the basis of the typhoon information, determining an operating mode of a target system, wherein the target system is used for controlling the shaking amplitude of a floating body, the floating body is used for bearing a wind turbine generator set, and the shaking amplitude is used for describing the stability of the floating body; and on the basis of the operating mode, regulating the water level difference of a plurality of floating stand columns of the floating body, so as to control the shaking amplitude of the floating body within the first time period by means of the water level difference. Also included are an apparatus for controlling the shaking amplitude of a floating body, and a storage medium, an electronic apparatus, a computer program product and a computer program.
Resumen de: WO2025188817A1
Systems for mooring a floating structure to a seabed and processes for using same. The system can include a mooring leg, a first weight and a second weight configured to be connected to the mooring leg toward a first end and a second end thereof, respectively, and a first buoy configured to be connected to the mooring leg between the first and second weights. The first end of the mooring leg can be configured to be connected to an anchor disposed on the seabed. The second end of the mooring leg can be configured to be connected to the structure. The mooring leg can include a chain, a wire rope, a rope formed from a polymer, or a combination thereof. The first and second weights and the first buoy can be configured to be located at an elevation above the seabed and below the surface of the body of water.
Resumen de: US2025283451A1
A floating gear set includes a self-aligning shaft assembly and two gears. Two axial ends of the self-aligning shaft assembly are respectively inserted into the two gears, and the self-aligning shaft assembly includes a shaft body and a self-aligning member, where the shaft body is connected with the two gears in a position-limited manner in a circumferential direction through the self-aligning member, and the shaft body swings radially relative to the two gears through the self-aligning member. In the above solution, the self-aligning shaft assembly is configured to swing along a radial direction relative to the two gears, and the two gears are configured to be misaligned with each other in the radial direction and be in a connection state in which the two gears float from each other in the radial direction.
Resumen de: US2025283450A1
A vessel for use in installation of a wind turbine on a floating foundation is provided, where both the vessel and the floating foundation are in floating condition and subject to sea-state induced motions. The vessel includes a floating hull; a crane including a hoisting system to suspend the wind turbine; a mast alignment system provided to engage on the wind turbine mast of the suspended wind turbine, and bring and maintain the wind turbine mast in alignment with the mounting axis of the floating foundation in order to compensate for sea-state induced motions; and a restraining system arranged to restrain the floating foundation only in a horizontal plane relative to the floating hull of the vessel and to allow for both sea-state induced heave motion and sea-state induced tilt motions in one or more vertical planes of the mast mounting structure relative to the hull of the vessel.
Resumen de: US2025282455A1
A righting device for righting a floating unit with a plurality of hulls from a capsize in a liquid includes a valve liquid injection unit capable of selectively performing a ballast function by injection of a liquid for each of the hulls, and a liquid displacement unit capable of selectively performing a float function by displacing the injected liquid for each of the hulls.
Resumen de: EP4614002A1
A mooring apparatus of a floating-type structure according to the present disclosure comprises: a chain wheel on which a mooring chain is wound; a brake band surrounding the outer circumference of the chain wheel; a brake actuator which provides a pulling force to the brake band such that the brake band brakes by compressing the outer circumference of the chain wheel; a tension detection portion that measures tension applied to the brake band; and a controller which controls the brake actuator to reduce the pulling force of pulling the brake band when a measured value measured by the tension detection portion exceeds a set value.
Resumen de: TW202432950A
The invention relates to a system (100) for reducing power output fluctuations of a power output (P1, P1a, P2, P3) generated by at least one floating wind turbine (10, 20) having a rotor (11, 21) and blades (12, 22), comprising: a power output determining device (40) for determining an amplitude of power output fluctuations generated by the at least one floating wind turbine (10, 20) by monitoring the power output (P1, P1a, P2, P3), and a wind turbine controlling device (41) for controlling an operation mode of the at least one floating wind turbine (10, 20) based on the determined amplitude in order to lower the amplitude of the power output fluctuations. The invention further relates to a floating wind turbine (10, 20), a wind park (200), a method for providing electrical energy to an electrical grid by operating the inventive system (100), a computer program product (80) for carrying out the inventive method and a computer-readable storage medium (90) having the computer program product (80) stored thereon.
Resumen de: WO2025180768A1
The invention relates to a method for starting a kite system (23), wherein the kite system (23) comprises a kite (14) and a gondola (25), and the gondola (25) is connected to the kite (14) via a line tree (24). The kite system (23) is coupled to a base station (16) via a traction cable (15). In an intermediate phase (28) of a starting process, a guide line (29) extends between the freely flying kite system (23) and the base station (16). In the method, the kite system (23) is controlled along a flight path such that the traction cable (23) is guided in a lateral direction (42) with respect to the wind direction (W) until the guide line (29) rests against the traction cable (15), the guide line (29) is moved until the guide line (29) lies in a guide line receiving area (55, 56) of the base station (16), said receiving area adjoining the traction cable (15), and the distal portion (32) of the guide line (29) is separated from the proximal portion (31) of the guide line (29). The invention also relates to a control unit for a kite device and to a kite device.
Resumen de: WO2025179979A1
An active variable-frequency damping device, a floating-type foundation, a wind turbine generator system and an adjustment method. The active variable-frequency damping device (100) comprises a friction pendulum assembly (1), a counterweight assembly (2) and a driving component, wherein the friction pendulum assembly (1) has a first component (11) and a second component (22), the second component (12) abuts against the first component (11), and the second component (12) can periodically swing on the first component (11); the counterweight assembly (2) has a cavity (21), the counterweight assembly (2) is connected to the second component (12), and at least part of the counterweight assembly (2) is located below a liquid level; and the driving component is in communication with the cavity (21), and the driving component is configured to pump a medium into the cavity (21) or pump the medium out from the cavity (21).
Resumen de: WO2025179981A1
The present application relates to the technical field of floating foundations, and discloses a floating foundation having stabilization control, and a wind turbine generator. The floating foundation having stabilization control comprises a foundation platform, guide rods, counterweight members and driving components, There are multiple guide rods, and the projections of the multiple guide rods onto a horizontal plane intersect with one another. The counterweight members are disposed on the guide rods, and the counterweight members can move along the guide rods. The driving components are connected to the foundation platform and the counterweight members, and the driving components are used for driving the counterweight members to move along the guide rods, so as to adjust the position of the center of gravity of the foundation platform.
Resumen de: WO2025179980A1
A variable-frequency pendulum-type damping device, a floating foundation, a wind turbine generator, and an adjustment method. The variable-frequency pendulum-type damping device (7) comprises a base (71), a swing arm (73), a pendulum bob assembly (78) and a pumping component. The swing arm (73) is provided with a first end part and a second end part, the first end part is connected to the base (71), and the second end part of the swing arm (73) can swing relative to the base (71). The pendulum bob assembly (78) is connected to the second end part of the swing arm (73) and is provided with a chamber, and at least part of the pendulum bob assembly (78) is located below a liquid level (8). The pumping component is connected to the chamber, and is used for pumping a medium into the chamber or pumping out the medium in the chamber.
Resumen de: WO2025184470A1
The nacelle (27) of a horizontal axis wind turbine (WT) is mounted on a vertical support (VS) by means of a pivot (33). The vertical support is mounted off-center with respect to a floating, rotatable support (7). A weight (43) functionally attached to the nacelle maintains the axis of the turbine horizontal as the floating support pitches (rotates forward and back). The weight is attached to an elongate vertical element (41). Relative motion between the vertical element (41) and the pitching floating support (HS) generates an electric current.
Resumen de: WO2025051591A1
The present invention relates to a semi-submersible floating platform (1) for a wind turbine (50). The platform comprises: three columns each having an axis, the columns comprising a primary column (10 )adapted to support a wind turbine, and two secondary columns (30a, 30b) wherein each one of the three columns is connected to the other two columns by cross members (15a, 15b, 35) in a triangular arrangement. Further, the cross member between the secondary columns (35) incorporates ballast and each of the cross members (15a, 15b) connecting to the primary column incorporate buoyancy. The primary column (10) has a larger displacement than either of the two secondary columns (30a, 30b) and the cross member (35) extending between the secondary columns has a smaller displacement than the cross members (15a, 15b) connected to the primary column (10).
Resumen de: US2025214680A1
A deployment device is provided for use in deploying an offshore renewable energy system mounting platform to a submerged operating configuration. The deployment device has a body portion including a platform engaging portion, the platform engaging portion arranged to fixably engage a corresponding portion of an offshore renewable energy system mounting platform, a mooring line tensioning member coupled to the body portion, in which the platform engaging portion is arranged to disengage from the platform. In use, when the platform engaging portion is engaged with the platform, the mooring line tensioning member applies a tensioning force to at least one mooring line along a plane substantially perpendicular to the base of the platform, in which under the tensioning force, the body portion is arranged to move relative to the at least one mooring line from a first undeployed position to a second deployed position.
Resumen de: WO2025176883A1
A floatable foundation (100) for a wind turbine generator comprising a central column structure (10, 11, 12); three outer column members (20, 21, 22), each being a polygonal prism with rectangular side wall panels (22x); three horizontal pontoon members (30, 31, 32) and three horizontal beam members (40, 41, 42) fixed between the central column structure (10, 11, 12) and the outer column members (20, 21, 22), each pontoon member (30, 31, 32) and each beam member (40, 41, 42) being a box beam with four flat panels; and inner corner supports (70), each inner corner support (70) comprising a rectangular plate (71) fixed to the rectangular side wall panel (22x) of the outer column member (20, 21, 22) and to the pontoon or beam member (30, 31, 32; 40, 41, 42).
Resumen de: US2025269940A1
The present application discloses a floating wind power generation platform and a floating wind power generation system. The floating wind power generation platform includes a plurality of hulls and at least one transverse connection structure; where the plurality of hulls are spaced apart along a horizontal direction, two ends of each transverse connection structure are connected to two adjacent hulls respectively, a support frame extends upwards from the top of each hull, adjacent support frames are symmetrically provided in directions away from their respective centers of gravity, and the support frame has an installation position for installation of a wind turbine.
Resumen de: TW202430774A
A method of monitoring a mooring system (10) of a floating offshore installation, FOI, (100) that is moored by the mooring system (10) is provided. The method comprises obtaining parameters related to a position of the FOI, wherein the parameters include at least mooring system parameters that are indicative of a region (15) within which a position of the FOI is expected to lie. The method further includes obtaining position measurements of an actual position (11) of the FOI, and deriving, from the obtained parameters and from the position measurements of the FOI, a state of the mooring system (10) of the FOI.
Resumen de: EP4607773A1
A wind turbine generator parallel-stage intermediate-speed shaft train connecting structure, wherein a sun shaft and a hollow shaft are connected together by means of rigid connection. A bearing for the hollow shaft is arranged on a box body on one side of a generator. Floating shift of the sun shaft during the operation of the generator is absorbed by the bearing. Because interference splines are used to achieve the rigid connection between the sun shaft and the hollow shaft, there is no need to provide lubrication and cooling for the splines, and the structure has low manufacturing costs and the structure is simple. Further provided is a wind turbine generator parallel-stage intermediate-speed shaft train, having the advantages of simple structure and low maintenance costs.
Nº publicación: EP4607059A1 27/08/2025
Solicitante:
ZF WIND POWER TIANJIN CO LTD [CN]
ZF WIND POWER ANTWERPEN NV [BE]
ZF Wind Power (Tianjin) Co., Ltd,
ZF Wind Power Antwerpen NV
Resumen de: EP4607059A1
A wind turbine generator parallel-stage intermediate-speed shaft train connecting structure, comprising a sun shaft (1), a downstream shaft portion, and a high-speed gear (4), wherein the high-speed gear (4) is arranged outside of the downstream shaft portion in an axial direction, an axial position of the downstream shaft portion is fixed relative to a wind turbine generator box (9), and the sun shaft (1) is connected to the high-speed gear (4) by a thin-walled flange ring to allow the thin-walled flange ring to absorb a floating shift of the sun shaft (1) by means of elastic deformation.