Resumen de: EP4549304A1
An offshore floating wind turbine platform (100, 200, 300, 400, 500) with columns' (110, 210, 310) cross-section expanded up toward water surface is used for a wind turbine (50) to be disposed thereon and floated on the sea. The offshore floating wind turbine platform (100, 200, 300, 400, 500) includes multiple columns (110, 210, 310) and a connection portion (120, 220). At least one of the columns (110, 210, 310) has an expansion section (112, 212, 312, 512). A horizontal cross-sectional area (A10) of the expansion section (112, 212, 312, 512) gradually increases upward. The wind turbine (50) is disposed on one of the columns (110, 210, 310). A design waterline of the offshore floating wind turbine platform (100, 200, 300, 400, 500) is located on the expansion section (112, 212, 312, 512). The connection portion (120, 220) connects the columns (110, 210, 310).
Resumen de: EP4549307A1
A floating structure (5) for offshore wind power generation comprises a floating base (10) where a windmill tower (1) is disposed in a standing manner and that is divided into a plurality of air chambers (11); and an air amount adjustment unit (20) that adjusts air amounts in the air chambers (11) that oppose each other with a center of the floating base (10) therebetween. Each of the air chambers (11) includes an open bottom portion and a soft film body (16) in a slackened state that partitions an inside of the air chamber (11) into an air layer (17) and a water layer (18). Therefore, the floating structure (5) is one whose installation location is not limited, that provides excellent stability, and that is also suitable for use in extra-large-scale wind power generation of 20 MW or greater.
Resumen de: AU2023296641A1
A spar-type floating offshore wind turbine assembly (10) is assembled and then supported in a transport configuration with its longitudinal axis substantially horizontal or inclined at a shallow acute angle to the horizontal. The assembly is upended during installation to bring the longitudinal axis to a substantially vertical orientation. In a transport configuration, buoyant upthrust is applied to the assembly by immersion of a spar buoy (14) at a lower end of the assembly and of at least one discrete support buoy (32) that is attached to the spar buoy at a position offset longitudinally from the lower end. A brace (42) acts between the spar buoy and an upper structure of the assembly, that structure comprising a mast that is cantilevered from an upper end of the spar buoy. The brace may be attached to the or each support buoy.
Resumen de: EP4549728A1
A method of operating a floating wind turbine (FWT) is provided. The floating wind turbine (100) comprises a nacelle (105) and a rotor (101) mounted to the nacelle (105), wherein the floating wind turbine (100) is exposed to waves during operation, the waves causing a wave induced motion of the floating wind turbine (100). The floating wind turbine (100) is configured to operate a protective function (30). The method comprises obtaining wave information (17) indicative of the waves to which the floating wind turbine (100) is exposed and modifying the operation of the protective function (30) using the obtained wave information (17) to reduce an influence of the wave induced motion of the floating wind turbine (100) on the protective function (30).
Resumen de: EP4549696A1
An offshore hydrocarbon production system is provided with:- an offshore floating assembly (6) having a floating unit (12) provided with a renewable power source (13) to generate electric power and a back-up power source (15);- an underwater hydrocarbon production facility (4), which is located on the bed (2) of a body of water (3) and is electrically powered by the renewable power source (13) and/or the back-up power source (15);- a power circuit having a power management device (16) connected to the renewable power source (13), the back-up power source (15) and the underwater hydrocarbon production facility (4); and- a control circuit having a master control unit (21) connected to the power management device (16) and the underwater hydrocarbon production facility (4) for balancing the production of electric power and the demand of electric power.
Resumen de: US2025136252A1
A method for storing at least one pipe of a stationary offshore device is provided, particularly being a wind turbine, by bringing the at least one pipe from a functional state into a storing state, wherein the method comprises the following steps: dismounting the at least one pipe being in the functional state in which it constitutes a component of a conveying arrangement for conveying a fluid through the at least one pipe; and bringing the at least one pipe into the storing state in which it is removably held by at least one suspension device such that the at least one pipe is suspended from a platform of the offshore device.
Resumen de: US2025136254A1
A floating power generation platform includes a water plane platform including a plurality of buoyant columns, and at least one central structure extending above the water plane platform and configured to support at least one power generation system. At least one buoyant column of the plurality of buoyant columns is rotatable about a longitudinal axis of the at least one central structure between an unrotated position and a rotated position to move the floating power generation platform between a transportation configuration and a deployed configuration.
Resumen de: US2025137431A1
Submersible box-winged vehicle systems generate hydroelectric energy using naturally occurring tidal flows and/or water currents in a body of water. The vehicle systems include a submersible hull, an upright dorsal fin extending from an aft portion of the submersible hull, port and starboard wing assemblies each having respective proximal ends joined to a forward region of the hull an and an upper region of the dorsal fin so as to establish a box wing configuration, and electrical power generation units attached to the port and starboard wings, wherein each of the electrical power generation units include a generator and a marine propeller operatively connected to the generator so as to cause the generator to generate electrical energy in response to the marine propeller turning. The vehicle system when submerged in a body of water thereby allows tidal flows and/or currents associated with the body of water to responsively turn the marine propeller of each of the electrical power units thereby generating electricity by the generator operably associated therewith
Resumen de: WO2025086750A1
A floating foundation and a method for assembling a floating wind turbine are provided. The floating foundation comprises a plurality of foundation modules, the foundation modules are assembled and connected, and the foundation modules at least comprise a first foundation module (1) extending in a first direction, a second foundation module (2) extending in a second direction, and a third foundation module (3) extending in a third direction after assembly. The second foundation module (2) and the third foundation module (3) are located on a same plane, and the first foundation module (1) is higher than the plane in which the second foundation module (2) and the third foundation module (3) are located. The first direction, the second direction, and the third direction form a three-dimensional coordinate system. By means of modularizing the floating foundation, the foundation modules are provided as at least three pieces, and during mounting of the floating foundation, the foundation modules can be assembled together, so that rapid assembly of the floating foundation is achieved.
Resumen de: WO2025089434A2
The present invention relates to an apparatus and method for producing, storing, and transferring hydrogen. According to the present invention, in order to address the problems of conventional systems and methods for producing, storing, and transferring marine green hydrogen, which are configured with a fixed structure in a small-scale offshore wind power generator on a coast or in a shallow sea area with a shallow depth of water, and thus, have low efficiency due to the difficulty in mass production of hydrogen, and a large storage space is occupied when the produced hydrogen is converted into a compressed gas form, and when the produced hydrogen is converted into ammonia, additional energy is required to extract the hydrogen again and there is a risk of environmental pollution and casualty in the event of an outflow accident, provided is a marine platform for producing, storing, and transferring marine green hydrogen, which is configured such that marine green hydrogen is produced through a floating marine structure configured to produce marine green hydrogen using electricity produced using renewable energy from the ocean, and simultaneously, the produced marine green hydrogen is stored, transferred, and offloaded through a single offshore platform (FPSO), thereby being possible to easily construct a large-scale production facility capable of producing, storing, and transferring marine green hydrogen without greenhouse gas emission on the basis of eco-friendly energy.
Resumen de: WO2025085986A1
Submersible box-winged vehicle systems generate hydroelectric energy using naturally occurring tidal flows and/or water currents in a body of water The vehicle systems include a submersible hull, an upright dorsal fin extending from an aft portion of the submersible hull, port and starboard wing assemblies each having respective proximal ends joined to a forward region of the hull an and an upper region of the dorsal fin so as to establish a box wing configuration, and electrical power generation units attached to the port and starboard wings, wherein each of the electrical power generation units include a generator and a marine propeller operatively connected to the generator so as to cause the generator to generate electrical energy in response to the marine propeller turning. The vehicle system when submerged in a body of water thereby allows tidal flows and/or water currents associated with the body of water to responsively turn the marine propeller of each of the electrical power units thereby generating electricity by the generator operably associated therewith
Resumen de: US2025136249A1
The present invention relates to an anchoring system (1) comprising an anchor pile (2) configured to be embedded in a borehole (30) drilled in the seabed. The anchor pile (2) comprises an elongate main body (3) having a longitudinal axis (L) and comprising an upper end (4) and a lower end (5). The cross section of the elongate main body (3) increases along a portion of the longitudinal axis (L) in the direction from the upper end (4) to the lower end (5) defining at least one bearing surface (7a, 7b) such that in use an annular gap (32) for receiving locking media is defined between the at least one bearing surface (7a, 7b) and the adjacent portions of the borehole (30). The anchor pile (2) is locked in position within the borehole (30) on receipt of locking media within the annular gap (32) and abutment of the loose material with the bearing surface (7a, 7b).
Resumen de: US2025137439A1
An offshore floating wind turbine platform with columns' cross-section expanded up toward water surface is used for a wind turbine to be disposed thereon and floated on the sea. The offshore floating wind turbine platform includes multiple columns and a connection portion. At least one of the columns has an expansion section. A horizontal cross-sectional area of the expansion section gradually increases upward. The wind turbine is disposed on one of the columns. A design waterline of the offshore floating wind turbine platform is located on the expansion section. The connection portion connects the columns.
Resumen de: WO2023246993A1
A method and a system (1) for controlling transfer of a suspended load (2) between an offshore wind turbine (3) and a floating vessel (4) are disclosed. Movements, relative to the floating vessel (4), of a load (2) suspended in a hoisting mechanism (6, 15) and/or of a hooking part (9) of the hoisting mechanism (6, 15), are detected. A position and/or inclination of a landing platform (8) arranged on the floating vessel (4) is adjusted, based on the detected movements, in order to compensate for relative movements between the floating vessel (4) and the suspended load (2) and/or the hooking part (9), thereby synchronizing movements of the landing platform (4) to movements of the suspended load (2) and/or the hooking part (9), while moving the suspended load (2) and/or the hooking part (9) towards the adjustable landing platform (8).
Resumen de: EP4545784A1
Method for storing at least one pipe (13) of a stationary offshore device (1), particularly being a wind turbine (2), by bringing the at least one pipe (13) from a functional state into a storing state, wherein the method comprises the following steps:- dismounting the at least one pipe (13) being in the functional state in which it constitutes a component of a conveying arrangement (9) for conveying a fluid through the at least one pipe (13),- bringing the at least one pipe (13) into the storing state in which it is removably held by at least one suspension device (16) such that the at least one pipe (13) is suspended from a platform (7) of the offshore device (1).
Resumen de: CN119486932A
A floating foundation for an offshore wind turbine, the floating foundation having a tower defining a vertical direction, the floating foundation comprising at least three vertical sections and at least two horizontal sections wherein the vertical sections and the horizontal sections are tubular members, the tubular members are arranged in an alternating manner and connected together by interpenetrating pipe joints, and wherein one of the vertical sections is arranged to receive a tower.
Resumen de: US2025129767A1
A floating type offshore wind structure having improved structural strength and reduced weight, including a floating body having buoyancy in the seat; and a wind power generation unit fixed to the floating body, wherein the floating body includes a plurality of columns disposed at the vertex positions of a triangle, respectively, and a plurality of pontoon units disposed in the form of a triangle, so as to connect the plurality of columns, the wind power generation unit is placed at any one of the plurality of columns, each of the plurality of columns includes a first side in contact with a first pontoon unit which is any one of the plurality of pontoon units, and a second side in contact with a second pontoon unit which is another one of the plurality of pontoon units, and each of the first side and the second side is a planar surface.
Resumen de: WO2025084451A2
The present invention relates to a wind power tower apparatus for a large-capacity floating wind power generator and a wind power generator construction method using same, and in particular, to a wind power tower apparatus and a wind power generator construction method using same, wherein the wind power tower apparatus enables easier work because installation and maintenance of the wind power generator can be carried out on a floating body itself through rails and a transport plate which are provided to be vertically moved between a plurality of towers. The wind power tower apparatus for a large-capacity floating wind power generator, according to an embodiment of the present invention, comprises a floating body which floats on the sea and is provided to support a structure installed on the upper portion thereof; a plurality of towers which are fixed at the center of the top of the floating body at certain distances from each other; a wind power generator which is fixed to the upper ends of the towers and is provided to generate electricity using wind power; and jacking equipment comprising rails respectively formed on the side surfaces of the plurality of towers and a transport plate which has a plate shape and is provided to transport an object while vertically moving along the rails among the plurality of towers.
Resumen de: WO2025084503A1
The present invention relates to an offshore floating body that is easily towed, the offshore floating body comprising: a plurality of legs disposed at intervals from one another; connection bars connected between any one of the legs and another leg; and a cover member arranged to partially surround at least one outer surface of a leg, wherein when towing is performed at sea, the flow of seawater is guided to the outside of the legs by contact with the cover member and thus the flow of seawater between any one of the legs and another leg is suppressed, reducing the resistance caused by seawater.
Resumen de: WO2025083515A1
A strut application station (210) is suitable for applying struts (25) to a collar (170) of a large floater (10), in particular for wind turbines. The station comprises a working region (500), support means suitable for supporting the collar (170), constraining means suitable for forcing the collar (170) to rotate in order to obtain a circular shape, and actuating means suitable for rotating the collar (170) about the vertical axis (V). Picking means are also provided for picking up a strut (25) and positioning it close to a predefined target position of the inner side surface of the collar. Lastly, positioning means are provided for positioning the strut in the target position against the inner side surface of the collar, and spot-welding means for performing spot-welding of the strut in the target position of the inner side surface of the collar.
Resumen de: US2025128795A1
The present invention includes a plurality of legs arranged in a spaced-apart manner; and a connecting bar connected to each pair of legs; further including a cover member arranged to partially wrap around an outer surface of at least one of the legs, wherein when towing is performed at sea, a flow of seawater is guided to an outer side of the leg through contact with the cover member, suppressing the flow of seawater between each pair of legs and thereby reducing resistance caused by the seawater.
Resumen de: US2025128796A1
A floating column spoiler structure, a floating column and a floating wind turbine are provided. The floating column spoiler structure includes multiple spoiler plates and lifting and unfolding assemblies connecting each of the spoiler plates and a column. Each of the lifting and unfolding assemblies includes a first connecting rod, a second connecting rod, a first gear and a second gear; a first end of the first connecting rod is rotatably connected with a first end of the second connecting rod, and each of the spoiler plates is arranged at the first end of the first connecting rod and the first end of the second connecting rod; a second end of the first connecting rod is rotatably connected with the first gear, and a second end of the second connecting rod is rotatably connected with the second gear.
Resumen de: US2025129766A1
The present invention relates to a device for the support and foundation of a wind turbine tower. Said device comprises a main body (1) made at least partially of concrete. It also comprises a transition part (2) attached to the main body (1) and a plurality of installation elements (3) located on the main body. The transition part (2) comprises a housing (4) for installing a wind turbine tower, and each installation element (3) comprises a through hole (5) for installing an anchoring tendon.
Resumen de: US2024217830A1
A method and system for the offshore production of fuel includes an offshore marine platform on which is mounted an ammonia production unit. The ammonia production unit may produce ammonia utilizing raw materials sourced adjacent the marine platform, including seawater and electricity from offshore wind turbines. The produced ammonia may be subsequently liquified and transported away from the marine platform, or conveyed to a remote location via a seabed pipeline. A portion of the hydrogen produced as part of the ammonia production process may be utilized to operate onboard combustion turbines that can in turn drive electric generators onboard the marine platform to produce electricity.
Nº publicación: EP4540131A1 23/04/2025
Solicitante:
SEATWIRL AB [SE]
SeaTwirl AB
Resumen de: WO2023244156A1
An installation arrangement comprising an elongated first floating structure having a first winch and a second winch spaced apart in a longitudinal direction; an elongated second floating structure having a first winch and a second winch spaced apart in the longitudinal direction; a joining structure attached to the first floating structure and the second floating structure, and holding the first floating structure and the second floating structure with an elongated open space therebetween; and the lower part of the wind turbine to be installed arranged in the elongated open space between the first floating structure and the second floating structure, wherein the bottom portion of the lower part of the wind turbine is releasably joined to each of the first winch and the second winch of the first floating structure and the first winch and the second winch of the second floating structure by respective winch lines.