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138
results.
Updated on
23/12/2025 [07:26:00]
Results 25 to 50 of 138
Absstract of: CN120500436A
A floatable renewable energy platform is provided that includes a superstructure including one or more substantially horizontal structural support members located above a wave. The superstructure is supported by a plurality of floats interconnected by structural members, and the platform is configured to provide an air gap in the range of 10 m to 30 m between the still water surface and the structural members.
Absstract of: EP4647332A1
La présente invention concerne un module destiné à être au moins en partie immergé (1) s'étendant entre une première extrémité longitudinale (4) et une deuxième extrémité longitudinale (6) et comprenant un fond (20) et une pluralité de parois latérales (12) définissant un volume interne (14), le module (1) comprenant au moins une extension (34) s'étendant, à l'une des extrémités longitudinales (4, 6), à partir d'une face externe (18) de l'une des parois latérales (12), le module (1, 1A, 1B) comprend au moins un prolongement (36) qui s'étend au moins dans un plan d'allongement principal de l'extension (34) et au-delà d'un plan dans lequel s'inscrivent des bords (32) des parois latérales (12).
Absstract of: US2025340273A1
A factory for producing an elongated tension member has a buoyant body, which may be a ship with a hull and an upper deck, arranged to support at least one apparatus for producing the elongated tension member. The at least one apparatus for producing the elongated tension member has a feeder, a processing device and at least one end fitting device. The feeder is arranged to provide input material, such as at least one load bearing yarn and/or at least one load bearing wire and/or load bearing fibers. The processing device is arranged to wind and/or twist and/or bundle the input material provided by the feeder. The at least one end fitting device is arranged to provide the elongated tension member with a proximal end fitting and a distal end fitting.
Absstract of: WO2025227441A1
A pitch angle control method for a floating wind turbine. The method comprises: on the basis of an inflow wind speed of a target wind turbine, a pitch angular velocity of the target wind turbine and a tower height of the target wind turbine, separately determining a rotation speed error correction ratio and a rotation speed error integral correction ratio of the target wind turbine; on the basis of the rotation speed error correction ratio, a rated rotation speed of a wind rotor in the target wind turbine and a first rotation speed of the wind rotor, determining a rotor rotation speed error of the target wind turbine, and on the basis of the rotation speed error integral correction ratio, the rated rotation speed and the first rotation speed, determining a rotor rotation speed integral error of the target wind turbine; on the basis of the first rotation speed, a current first pitch angle of the target wind turbine, the rotor rotation speed error and the rotor rotation speed integral error, determining a target pitch angle of the target wind turbine; and controlling the pitch angle of the target wind turbine to change to the target pitch angle, so that the stability of the target wind turbine can be improved to a certain extent. Further disclosed are a pitch angle control apparatus for a floating wind turbine, and a device.
Absstract of: WO2025231474A1
Systems and method for assembling, launching, retrieving, and maintaining marine vessels and equipment are disclosed. The systems include a floating dock including concrete modules and a lift platform.
Absstract of: US2025341203A1
A floating offshore structure of the present disclosure includes: a plurality of columns; and a plurality of pontoons installed at lower ends of the columns, respectively, wherein a polygonal shape is formed by an imaginary line connecting the columns, the pontoons are installed inside the polygonal shape, a cross-sectional area in a direction parallel to sea level of the pontoons is greater than or equal to the cross-sectional area in the direction parallel to the sea level of the columns, and the pontoons may have a shape protruding outward at the lower ends of the columns.
Absstract of: US2025341202A1
A floating offshore structure of the present disclosure includes: a plurality of columns; and a plurality of pontoons installed at lower ends of the columns, respectively, wherein a polygonal shape is formed by an imaginary line connecting the columns, the pontoons are installed inside the polygonal shape, a cross-sectional area in a direction parallel to sea level of the pontoons is greater than or equal to the cross-sectional area in the direction parallel to the sea level of the columns, and the pontoons may have a shape protruding outward at the lower ends of the columns.
Absstract of: US2025340271A1
Systems and method for assembling, launching, retrieving, and maintaining marine vessels, structures, and equipment, including floating vessels, structures, and equipment, are disclosed. The systems include a floating dock, that can be modular or monolithic, including steel and/or concrete modules and a lift platform that can be locked to the floating dock.
Absstract of: WO2024141287A1
The present invention relates to a mooring system (5) for a floating structure (3), preferably a floating wind turbine platform, wherein the mooring system (5) comprises at least one mooring line (51) made of a synthetic material and without any chain section.
Absstract of: WO2024251514A1
The invention relates to a system for generating energy in open water, in which an offshore wind turbine WEA is releasably connected to a marine vehicle FPSO, which comprises a transformer device TR for converting into lower and/or higher electrical voltage, an electrolysis device ES for generating hydrogen H2, and a tank T for storing the hydrogen. The invention advantageously provides for dynamic changes between the operating modes of storage and transmission, redundancy and maintainability.
Absstract of: EP4644610A1
A gravity based structure (12) comprising:- a supporting structure (20) comprising a central column (22), three or more caissons (24) defining an interior volume (38) and an opening (40), and inclined connecting legs (26),- a first system for introducing water in at least one of the caissons, and moving the supporting structure from a first equilibrium position, in which the caissons form hulls floating on a body of water (18), to a critical position, in which at least one of the caissons is flooded by water via the opening, the other ones being flooded via the opening as the supporting structure sinks and reaches a second equilibrium position, in which it floats in the body of water,- a second system for introducing ballasting water into the legs and/or the column and lowering the supporting structure from the second equilibrium position to a rest position on a seabed (16),- solid ballast intended to at least partly fill the caissons.
Absstract of: CN223498041U
The utility model discloses a hoisting system for a lower floating body of an ocean floating fan, which comprises a crane and a floating fan, the crane is connected with the floating fan through a hoisting assembly, and the hoisting assembly comprises a first hoisting beam and a second hoisting beam; the hoisting device is simple in structure and reasonable in design, the crane and the second hoisting beam are in a vertical state, the first hoisting beam is used for hooking a plurality of groups of hoisting tools of the crane in parallel, the second hoisting beam is used for hoisting the floating fan, the problems that the floating fan launching cost is high and hoisting points are difficult to arrange are solved, and the floating fan launching is more economical.
Absstract of: AU2024263697A1
The invention relates to a mooring arrangement for mooring a floating unit to the seabed, the mooring arrangement comprises multiple mooring clusters each connectable to a floating unit and an anchor adapted for the seabed, wherein at least one mooring cluster comprises at least two mooring lines.
Absstract of: US2025334099A1
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.
Absstract of: WO2025226807A1
A floatable, semi-submersible platform for a wind turbine includes a central turbine-tower-hosting column and three or more stabilizing columns. Upper main beams connect the top ends of the stabilizing columns to a top node that is itself connected about the turbine-tower-hosting column. Lower main beams connect the bottom ends of the stabilizing columns to a bottom node that is also connected about the turbine-tower-hosting column. Fixed ballast components may be located within the turbine-tower-hosting column and within the lower main beams. Hull trim compartments for containing ballast may be provided in the three stabilizing columns, and/or lower main beams, with transfer of ballast between the compartments being controlled by a hull trim system (HTS).
Absstract of: EP4640610A1
The invention relates to a guiding system for exchanging a wind turbine blade (4), which uses an internal lifting and lowering system fixed to a rotor (3). The guiding system is characterised in that it comprises semi-rigid passive retaining lines (5) that form a safe catenary or track for lowering the blades (4) without same hitting the tower (1) or the ground as a result f incident winds of up to 15 m/s. A clip (7) fastened to the end part of the Blade (4) slides along the retaining lines (5) with the horizontal movement of the Blade (4). The catenary may optionally have intermediate points, and the tension thereof is dependent on the incident wind: the greater the wind, the greater tension. The guiding system can be used for onshore wind turbines, floating offshore wind turbines connected to a spring, and boat-assisted offshore wind turbines on the high seas.
Absstract of: WO2024132713A1
It is disclosed a floating wind turbine, comprising a mast, a nacelle and a plurality of rotating blades, the floating wind turbine being subjected to vibrations, and further comprising a vibration control system (20), characterized in that the vibration control system comprises a nonlinear energy sink (21), comprising a movable mass (210) and a coupling device (211) connecting the mass to a wall of the floating wind turbine, the coupling device having non-linear stiffness when biased in a direction perpendicular to the axis of the mast and being configured to perform non-linear viscous damping of a motion of the mass perpendicular to the axis of the mast.
Absstract of: WO2024133785A1
The invention relates to a lifting system (1) for erecting, maintaining or dismantling a floating wind turbine (4), which comprises: - a tower (11) comprising at least two elements (11A-11D) which can be telescoped together such that it can assume at least a retracted position, and a deployed position; - and a crane (12) mounted on an upper element (11A), this crane being mobile in rotation about a vertical axis (X1) of the system. Such a system, mounted on a dock, can be used in the deployed position to work on a wind turbine, and, in the retracted position, as a harbour crane.
Absstract of: WO2024134421A1
A floating substation for managing electrical power generated by an offshore wind power production plant has a floating platform (11) comprising a hull (12) configured to receive a hydrostatic force from the bottom upwards, and an open-air main deck (13), which is directly supported by the hull (12); and an electrical power management unit (14), which is arranged on the main deck (13) and is configured to receive electrical power from the wind power production plant (2) via at least one electric inlet cable (5), to transform the voltage of the received electrical power, and to supply the transformed electrical power to a remote station (7) via at least one electric outlet cable (6).
Absstract of: US2024208614A1
The present invention relates to apparatus and a method of embedding a plate anchor. The method comprises providing a plurality of embedment modules each of which is suitable for embedding a plate anchor within a different type of soil. The method comprises determining the type of soil of a seabed at a target site and selecting an embedment module based on the type of soil at the target site. The embedment module is removably mounted within a modular follower assembly. The modular follower assembly is deployed from a vessel and the embedment module is actuated to drive the plate anchor into the seabed. The modular follower assembly is then retrieved to the vessel. The modular follower assembly is reconfigured to provide the modular follower assembly with different embedment modules for a subsequent deployment and to embed further plate anchors within different soil types.
Absstract of: EP4640545A1
Anchoring system and installation and uninstallation procedures of anchoring system. The anchoring system (10) comprises:- a floating platform (1) from which a plurality of first anchoring lines (11) emerge,- at least one anchoring block (2) with at least three non-aligned anchoring points,- a central float (3),- a plurality of swinging arms (4), each swinging arm (4) being joined by means of an articulated joint (5) to an anchoring block (2), said articulated joint (5) being located in an intermediate area of the swinging arm (4) so that each swinging arm (4) comprises an internal section (6) and an external section (7) joined in the intermediate area of the swinging arm (4) corresponding to the articulated joint (5), the internal section (6) being located between the intermediate area of the swinging arm (4) and an inner free end and the outer section (7) being located between the intermediate area of the swinging arm (4) and an outer free end, the inner free end being closer to the central float (3) than the outer free end, so that the first anchoring lines (11) leaving the floating platform (1) are joined to the outer end containing the outer free end of the outer sections (7) of the swinging arms (4), and- second anchoring lines (12) between the central float (3) and the inner end portions containing the inner free ends of the inner sections (6) of the swinging arms (4).
Absstract of: CN223479263U
The utility model discloses a floating type offshore wind turbine installation structure with a floating crane ship as a mooring fixing point. The floating type offshore wind turbine installation structure comprises the floating crane ship moored and fixed on the sea; the floating type offshore wind power floating bodies are distributed on the side edge of the floating crane ship; the top of the floating type offshore wind power floating body is connected with a main tug through a mooring rope, and the main tug is located right in front of the floating type offshore wind power floating body. A floating type offshore wind power floating body is located on the side edge of the floating crane ship, when the floating type offshore wind power floating body is pushed by sea waves to generate displacement to be close to impact force of the floating crane ship, a main tug can provide opposite force through a mooring rope for counteracting, and therefore the stability of the position of the floating type offshore wind power floating body is guaranteed. The problem that when only one draught fan floating body is located on the side edge of the floating crane ship and the draught fan floating body is pushed by sea waves to generate displacement impact force to be close to the floating crane ship, opposite counteracting cannot be carried out, and the position stability is guaranteed is solved.
Absstract of: CN223481797U
The utility model discloses a floating type offshore wind power offshore temporary wharf double-unit integral construction structure. The structure comprises a platform deck; the platform pile leg is inserted into a seabed to be fixed, and the platform deck is installed on the platform pile leg in a lifting mode; platform panels overhanging outwards are fixed to the diagonal positions of the platform deck, and the two platform panels are obliquely distributed at the diagonal positions of the platform deck. The two hubs of the fan are fixedly connected with the flange plates at the opposite angles of the platform deck in a butt joint mode respectively, three blades are hoisted on each hub, one hub provided with the three blades is hoisted to a tower barrel of the floating body foundation, the other hub is in butt joint with the blades transported by a transport ship in a hoisting mode, the installation efficiency of the fan is improved, and the service life of the fan is prolonged. The problem that the fan installation efficiency is low due to the fact that three blades are sequentially hoisted to a hub is solved.
Absstract of: CN223481798U
The utility model discloses a floating type offshore wind power offshore fixed wharf double-unit integral construction structure. The structure comprises a hoisting platform; and an anti-collision facility with an elastic buffering function is fixedly mounted on the outer side of the hoisting platform. Blades are transported to the side edge of the hoisting platform through the transportation barge, the transportation barge makes elastic buffering contact with an anti-collision facility on the hoisting platform, then hard contact is avoided, and the problem that the transportation barge is subjected to sea wave hard impact on the offshore hoisting platform on the sea is solved.
Nº publicación: CN223481879U 28/10/2025
Applicant:
POWERCHINA GUIZHOU ENG CO LTD
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Absstract of: CN223481879U
The utility model discloses a negative pressure bearing platform for floating type offshore wind power floating body foundation construction, which is characterized in that after a floating body foundation of a floating type unit is in butt joint contact with a rubber wrapping layer of a suction bearing platform, elastic sealing contact occurs, an air compressor vacuumizes air in a barrel bottom through a pressure control valve, and a negative pressure is generated; when the butt joint position of the floating body foundation and the suction bearing platform needs to be adjusted, air is input into the barrel bottom through the pressure control valve to form slight high pressure, and the floating body foundation is only adjusted through gravity and is not affected by magnetic suction force. The problem that the alignment process is inconvenient to adjust due to the influence of magnetic attraction force after the floating body foundation is in butt joint with the bearing platform is solved.
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