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Ocean energies

Resultados 194 results.
LastUpdate Updated on 07/05/2026 [09:06:00]
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Solicitudes publicadas en los últimos 30 días / Applications published in the last 30 days
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WIND TURBINE FOUNDATION, WIND GENERATING SET, AND CONTROL METHOD

Publication No.:  EP4737711A1 06/05/2026
Applicant: 
GOLDWIND SCIENCE & TECHNOLOGY [CN]
ZHEJIANG GOLDWIND SCIENCE & TECH CO LTD [CN]
GOLDWIND SCIENCE & TECHNOLOGY CO., LTD.
Zhejiang Goldwind Science & Technology Co., Ltd.
EP_4737711_PA

Absstract of: EP4737711A1

0001 The present application relates to a wind turbine foundation, a wind turbine, and a control method. The wind turbine foundation includes: a floating body, comprising a main column, a plurality of auxiliary columns, and connecting bodies, the main column being used for connecting to a tower, the bottom wall of each auxiliary column being provided with a stabilization device, the stabilization device comprising a drive assembly, a first impeller, and a base connected to the auxiliary column, the base having an inner cavity, and a first opening and a second opening communicating with the inner cavity, the first opening and the second opening having a height difference in a first direction, the first opening, the inner cavity, and the second opening forming a flow channel for seawater, the first impeller being disposed in the inner cavity, the drive assembly driving the first impeller to rotate and causing the seawater to flow within the flow channel, so as to adjust a tilt angle between the floating body as a whole and a reference plane. The present application has a simple structure and relatively low cost.

WIND TURBINE FOUNDATION, WIND TURBINE GENERATOR SYSTEM AND CONTROL METHOD

Publication No.:  EP4737713A1 06/05/2026
Applicant: 
GOLDWIND SCIENCE & TECHNOLOGY [CN]
BEIJING GOLDWIND SCIENCE & CREATION WINDPOWER EQUIPMENT CO LTD [CN]
GOLDWIND SCIENCE & TECHNOLOGY CO., LTD.
Beijing Goldwind Science & Creation Windpower Equipment Co. Ltd.
EP_4737713_PA

Absstract of: EP4737713A1

The present application relates to a wind turbine foundation, a wind turbine generator system and a control method. The wind turbine foundation is capable of being arranged in seawater and configured to support a tower, wherein the wind turbine foundation includes: floating bodies, wherein a number of the floating bodies is n, the floating bodies are arranged at intervals from each other, and lines connecting centers of the floating bodies form a polygon as a whole, where n≥3; connecting bodies, wherein a corresponding one of the connecting bodies is connected between every two adjacent floating bodies; wherein each of the floating bodies has a static chamber and a dynamic chamber that are independently arranged, a first medium is enclosed within the static chamber, each of the floating bodies is provided with a first opening connected to the dynamic chamber and a first control valve, and the first control valve controls opening and closing of the first opening to adjust a volume of the seawater entering the dynamic chamber. According to the wind turbine foundation, wind turbine generator system and control method provided in the embodiments of the present application, the wind turbine foundation has a fast response speed and a good stability effect.

BARGE FOR ASSEMBLY OF A FLOATING SUPPORT STRUCTURE

Publication No.:  EP4735326A1 06/05/2026
Applicant: 
OCEAN VENTUS AS [NO]
Ocean Ventus AS
WO_2025003138_PA

Absstract of: WO2025003138A1

The invention describes a barge for assembly of a floating support structure (1) comprising a lower buoyancy section (2) with a lower buoyancy volume VL and a working deck (3) comprising support elements (4) for receiving parts of the floating support structure to be assembled. The barge further comprises a ballasting system (7) for lowering and elevating the barge (1). The barge is characterized by a divisional section (6) holding the lower buoyancy section (2) and the working deck (3) in a vertical distance from each other and having a divisional buoyancy volume VD considerably smaller than lower buoyancy volume VL, such that the ballasting system, by pumping a quantity of water equal to VD in or out, is able to move the barge (1) between a lower position with a bottom side of the working deck (3) in the waterline, and an upper position with the top side of the lower buoyancy section (2) in the waterline.

FLOATING WIND TURBINE FLOATING BODY, WIND TURBINE GENERATOR SYSTEM AND CONTROL METHOD

Publication No.:  EP4737714A1 06/05/2026
Applicant: 
GOLDWIND SCIENCE & TECHNOLOGY [CN]
BEIJING GOLDWIND SCIENCE & CREATION WINDPOWER EQUIPMENT CO LTD [CN]
GOLDWIND SCIENCE & TECHNOLOGY CO., LTD.
Beijing Goldwind Science & Creation Windpower Equipment Co. Ltd.
EP_4737714_A1

Absstract of: EP4737714A1

0001 The present application relates to a floating-type wind turbine floating body, a wind turbine generator system and a control method. The floating-type wind turbine floating body includes: a main column, configured to support a tower; a plurality of first connecting bodies, wherein the plurality of first connecting bodies are arranged at intervals in a circumferential direction of the main column and are connected to the main column respectively; a plurality of auxiliary columns, wherein the plurality of auxiliary columns are distributed at intervals in the circumferential direction, and one end of each of the first connecting bodies facing away from the main column is connected to a corresponding auxiliary column of the auxiliary columns; wherein each of the auxiliary columns has a first static chamber and a first dynamic chamber that are independently arranged, a first medium is enclosed within the first static chamber, each of the auxiliary columns is provided with a first opening connected to the first dynamic chamber and a first control valve, and the first control valve controls opening and closing of the first opening to adjust a volume of the seawater entering the first dynamic chamber. According to the floating-type wind turbine floating body, wind turbine generator system and control method provided in the embodiments of the present application, the floating-type wind turbine floating body has a fast response speed and a good stability effect.

FLOATING SUPPORTING FOUNDATION, WIND TURBINE GENERATOR, AND CONTROL METHOD

Publication No.:  EP4737712A1 06/05/2026
Applicant: 
GOLDWIND SCIENCE & TECHNOLOGY [CN]
ZHEJIANG GOLDWIND SCIENCE & TECH CO LTD [CN]
GOLDWIND SCIENCE & TECHNOLOGY CO., LTD.
Zhejiang Goldwind Science & Technology Co., Ltd.
EP_4737712_A1

Absstract of: EP4737712A1

0001 The present application relates to a floating support foundation, a wind turbine, and a control method. The floating support foundation includes: a floating main body including n floating columns spaced apart around a first axis and connecting bodies connecting every adjacent two of the floating columns, n≥3, the n floating columns including one first floating column and n-1 second floating columns, and the first floating column being used for supporting the tower; stabilization devices, each of the second floating columns being connected to a respective one of the stabilization devices, the stabilization device including a drive assembly, a first impeller, and a base connected to the second floating column, the base having an inner cavity, and a first opening and a second opening communicating with the inner cavity, the first opening, the inner cavity, and the second opening forming a flow channel for the seawater, the first impeller being disposed in the inner cavity, the drive assembly driving the first impeller to rotate and causing the seawater to flow within the flow channel, so as to adjust the second floating column connected to the stabilization device to float upward or sink downward. The present application has a simple structure and relatively low cost.

FLOATING WIND POWER FOUNDATION ASSEMBLED ON WATER

Publication No.:  WO2026086084A1 30/04/2026
Applicant: 
WISON NEW ENERGIES CO LTD [CN]
\u60E0\u751F\u6E05\u6D01\u80FD\u6E90\u79D1\u6280\u96C6\u56E2\u80A1\u4EFD\u6709\u9650\u516C\u53F8
WO_2026086084_A1

Absstract of: WO2026086084A1

The present application relates to a floating wind power foundation assembled on water, the floating wind power foundation comprising: a plurality of independent floating bodies (1), the plurality of floating bodies (1) being connected to each other to form a foundation floating body having a polygonal structure, end portions of each floating body (1) being provided with cut slanted bottom surfaces, cut slanted bottom surfaces of two adjacent floating bodies (1) being connected to form a through opening, and a welding region at the joint being located above the through opening; and a plurality of columns (2), mounted on the foundation floating body.

Floating Wind Turbine with Floats Providing Reduced Fluid Resistance

Publication No.:  US20260116513A1 30/04/2026
Applicant: 
LOCCISANO VINCENT [US]
Loccisano Vincent
US_20260116513_A1

Absstract of: US20260116513A1

A floating wind turbine is supported by floats that are made up of a bow form having a bulbous form protrusion and a lower cylindrical portion. Ballast is controlled to move the water line below the bow during operation and above the bow and bulbous form during towing.

CABLE CONNECTOR SYSTEM FOR A FLOATING MARINE PLATFORM

Publication No.:  EP4732389A1 29/04/2026
Applicant: 
OCERGY INC [US]
Ocergy, Inc.
EP_4481968_A1

Absstract of: EP4481968A1

The invention relates to a cable connector system for connecting an electric power cable in a cable connector channel that debouches at a bottom of a floating marine platform, wherein the cable connector system comprises an insert connector for insertion into the cable connector channel, a cable hang-off to be fixated to the electric power cable, multiple pulling ropes that extend aside each other between the insert connector and the cable hang-off, and a cable protector on the cable hang-off, wherein the insert connector, the pulling ropes, the cable hang-off and the cable protector define subsequent cable passage sections of an internal cable passage for the electric power cable.

CRUCIFORM FLOATING OFFSHORE WIND TURBINE PLATFORM

Publication No.:  EP4731895A1 29/04/2026
Applicant: 
UNIV MAINE SYSTEM [US]
University of Maine System Board of Trustees
WO_2025006514_PA

Absstract of: WO2025006514A1

A barge-type wind turbine platform that is capable of floating on a body of water and supporting a wind turbine includes a keystone. The keystone includes a steel tube concentrically mounted within the keystone, and a plurality of radially extending diaphragms that extend vertically between a lower wall of the keystone and an upper wall of the keystone, and extend radially between the steel tube and side walls of the keystone. A plurality of bottom beams are connected to the keystone and extend radially outwardly thereof, and the combined keystone and bottom beams define a foundation. A wind turbine tower is mounted to the keystone.

AN UNMOORED FREE-FLOATING WIND TURBINE SYSTEM

Publication No.:  EP4733186A1 29/04/2026
Applicant: 
HUYGENS BEHEER B V [NL]
Huygens Beheer B.V.
EP_4733186_PA

Absstract of: EP4733186A1

This disclosure relates to an unmoored floating wind turbine system comprising a connecting structure that bears one or more wind turbines, and at least three hulls or topological concentrations of buoyancy-force, wherein the connecting structure is configured to transmit moments and forces between the at least three hulls and the one or more wind turbines, and at least two lifting surfaces, such as foils and/or keels and/or fins and/or hulls, wherein the at least two lifting surfaces have separately controllable orientations relative to the structure for controlling a course direction of the unmoored floating wind turbine system and for controlling a heading of the connecting structure independently from the course direction.

Dispositivo flotante de turbinas eólicas múltiples

Publication No.:  ES3064438A1 24/04/2026
Applicant: 
INST FOR ADVANCED ENGINEERING [KR]
INSTITUTE FOR ADVANCED ENGINEERING

PILE FOUNDATION CONNECTION DEVICE FOR TENSION-LEG FLOATING WIND TURBINE PLATFORM

Publication No.:  WO2026082200A1 23/04/2026
Applicant: 
JIANGSU ASIAN STAR ANCHOR CHAIN CO LTD [CN]
\u6C5F\u82CF\u4E9A\u661F\u951A\u94FE\u80A1\u4EFD\u6709\u9650\u516C\u53F8
WO_2026082200_A1

Absstract of: WO2026082200A1

The present invention relates to the technical field of mooring connection of tension-leg floating wind turbine platforms. Disclosed is a pile foundation connection device for a tension-leg floating wind turbine platform. The pile foundation connection device comprises a bottom connection mechanism and a steel cable protection mechanism, wherein the bottom connection mechanism comprises a welding back plate, a tongue plate is provided on the welding back plate, the upper end of the tongue plate is connected to a steel cable socket by means of a pin shaft, and a steel cable is connected to the steel cable socket, such that the steel cable is capable of two rotational degrees of freedom; both ends of the tongue plate are locked and fixed by means of locking mechanisms; and the steel cable protection mechanism is located on one side of a pile foundation, and the steel cable is placed on the steel cable protection mechanism after the steel cable is connected, so as to prevent over-bending damage to the steel cable when same is pre-laid on the seabed. The present invention features a simple structure, a reliable performance and convenient operation, and can adapt to underwater quick connection; and the entire operation process only requires the assistance of one ROV, thereby simplifying the tie-back installation procedure of mooring lines and anchoring devices for a tension-leg wind turbine platform, and reducing the mooring and installation costs of the tension-leg wind turbine p

SYSTEMS, METHODS, AND APPARATUS FOR OFFSHORE MOORING OPERATIONS

Publication No.:  AU2024354901A1 23/04/2026
Applicant: 
ENCOMARA LTD
AU_2024354901_PA

Absstract of: AU2024354901A1

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.

DEVICES, SYSTEMS, AND METHODS FOR FLOATING ONBOARD RENEWABLE ENERGY-POWERED AERATION

Publication No.:  US20260109633A1 23/04/2026
Applicant: 
HAWAII FISH COMPANY INC [US]
US_20260109633_A1

Absstract of: US20260109633A1

0000 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.

SEMI-SUBMERSIBLE FLOAT FOR AN OFFSHORE WIND TURBINE

Publication No.:  EP4727835A1 22/04/2026
Applicant: 
SAIPEM SA [FR]
FR_3149859_PA

Absstract of: WO2024256782A1

The invention relates to a semi-submersible float (2) for an offshore wind turbine, comprising at least three vertical columns (4, 6), one of which is intended to receive a wind turbine mast, the vertical columns being connected together by pontoons (8) each formed by a plurality of planar panels (81 to 84) which are assembled together at edges (10) extending longitudinally between two columns, the edges of the pontoons being rounded and connected at each of their longitudinal ends to a column via a transition piece (12).

CONTROLLING A FLOATING WIND TURBINE SYSTEM BASED ON A SEA STATE PARAMETER

Publication No.:  EP4728183A1 22/04/2026
Applicant: 
VESTAS WIND SYS AS [DK]
WO_2024255979_PA

Absstract of: WO2024255979A1

Disclosed is a method for controlling a floating wind turbine system. The floating wind turbine system comprises a floating platform, a tower mounted to the floating platform and a nacelle. The method comprises receiving, from one or more sensors of the floating wind turbine system, a signal indicative of a vertical acceleration of the floating wind turbine system. The method comprises determining, based on the received signal, a sea state parameter indicative of an oscillation of the vertical acceleration. The method comprises controlling the floating wind turbine system based on the sea state parameter.

SYSTEM AND METHOD FOR ASSEMBLING AN OFFSHORE STRUCTURE

Publication No.:  WO2026078372A1 16/04/2026
Applicant: 
PLANET 42B LTD [GB]
WO_2026078372_A1

Absstract of: WO2026078372A1

An assembly system (100) for assembling an offshore structure (110), the assembly system comprising: a floating base (112) of the offshore structure (110); a lifting structure (120) configured to perform a landing operation, the landing operation comprising landing one or more components (114) of the offshore structure (110) onto the floating base (112); and a heave reduction system configured to selectively adjust a draft of the floating base (112) during the landing operation. A method (500) of assembling an offshore structure is also disclosed.

A CONNECTING SYSTEM FOR A WEATHERVANING FLOATING OFFSHORE WIND TURBINE, A FLOATING OFFSHORE WIND TURBINE SYSTEM, AND AN INTERCONNECTED SYSTEM

Publication No.:  AU2024356626A1 16/04/2026
Applicant: 
EXPONENTIAL RENEWABLES S L
AU_2024356626_PA

Absstract of: AU2024356626A1

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).

MARINE VESSEL WITH INTEGRATED PLASTIC SHREDDING AND PELLETIZING SYSTEM FOR OCEAN CLEANUP AND REPURPOSING INTO PLASTIC ASPHALT

Publication No.:  WO2026080847A1 16/04/2026
Applicant: 
COOK ZOEY [US]
CARSON GREGORY D [US]
WO_2026080847_A1

Absstract of: WO2026080847A1

A marine vessel designed for the collection, shredding, and pelletizing of oceanic plastic waste. The vessel uses renewable energy sources such as solar panels and wind turbines to power onboard systems, including Al-enhanced sensors that detect and target high-density areas of plastic debris. Once collected, the plastic is shredded and processed into uniform plastic pellets optimized for use in plastic asphalt production. The vessel also includes storage compartments for the pellets and a crane system for transferring containers filled with pellets to adjacent vessels or shore-based transport. This integrated system addresses inefficiencies in traditional ocean cleanup methods by enabling immediate onboard processing, reducing transportation needs, and repurposing plastic waste into a valuable industrial resource, while significantly minimizing environmental impact through sustainable energy use.

SUBSEA FOUNDATIONS

Publication No.:  AU2024354596A1 16/04/2026
Applicant: 
SUBSEA 7 NORWAY AS
AU_2024354596_PA

Absstract of: AU2024354596A1

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.

SPAR-TYPE FLOATING BODY FOR OFFSHORE WIND POWER GENERATION FACILITY AND CONSTRUCTION METHOD FOR STEEL-CONCRETE COMPOSITE STRUCTURE PART

Publication No.:  WO2026074680A1 09/04/2026
Applicant: 
TODA CORP [JP]
\u6238\u7530\u5EFA\u8A2D\u682A\u5F0F\u4F1A\u793E
WO_2026074680_A1

Absstract of: WO2026074680A1

Problem To efficiently construct a spar-type floating body at a low cost, and to simultaneously solve issues such as concrete temperature cracks and bending cracks. Solution A spar-type floating body 4 with the lower half thereof being imparted as a steel-concrete composite structure part 4A in which concrete C is cast to a prescribed thickness on the inner surface of an outer-shell steel member 10 that covers the outer periphery, and the upper half thereof having an outer-shell steel member 12 that covers the outer periphery and being imparted as a steel structure part 4B made entirely of steel members. In the steel-concrete composite structure part 4A, reinforcing bars embedded in the concrete C are formed by arranging assembly reinforcing bars 35 spaced at an interval P along the longitudinal direction of the floating body, each assembly reinforcement 35 comprising: an inner circumferential bar 36A arranged parallel to the outer-shell steel member 10 in a state of maintaining a prescribed cover K with respect to the concrete outer surface; and a zigzag-shaped truss bar 36B arranged so as to alternately connect, over each prescribed length, the inner circumferential bar 36A and the outer-shell steel member 10.

METHOD FOR CONSTRUCTING SPAR-TYPE FLOATING BODY AND STEEL-CONCRETE COMPOSITE STRUCTURE PART OF OFFSHORE WIND POWER GENERATION EQUIPMENT

Publication No.:  WO2026074679A1 09/04/2026
Applicant: 
TODA CORP [JP]
\u6238\u7530\u5EFA\u8A2D\u682A\u5F0F\u4F1A\u793E
WO_2026074679_A1

Absstract of: WO2026074679A1

Problem To enable efficient and low-cost construction of a spar-type floating body and to simultaneously solve problems such as thermal cracking and bending cracking of concrete. Solution In a spar-type floating body 4, the lower half side is a steel-concrete composite structure part 4A in which concrete C is cast in a predetermined thickness on the inner surface side of an outer shell steel member 10 covering the outer periphery. In the steel-concrete composite structure part 4A, reinforcing bars placed in the concrete C include polygonal first reinforcing bars 35 and second reinforcing bars 36 disposed alternately in a staggered manner at intervals in the longitudinal direction of the floating body, the first reinforcing bars 35 and the second reinforcing bars 36 being constituted by a large number of joint parts a welded to the outer shell steel member 10 over a predetermined length range and at predetermined intervals in the circumferential direction of the outer shell steel member 10, and chord parts b linearly connecting ends of adjacent joint parts a, a. At the center position of each chord part b of the first reinforcing bars 35 and the second reinforcing bars 36, a predetermined cover to the outer surface of the concrete is ensured.

FLOATING PLATFORM STABILIZATION SYSTEM AND METHOD OF INSTALLATION

Publication No.:  EP4722095A1 08/04/2026
Applicant: 
TECHNIP ENERGIES FRANCE [FR]
EP_4722095_PA

Absstract of: EP4722095A1

A floating platform system can be provided to facilitate mounting of and for supporting a structure on a floating platform. For example, the floating platform system can include the floating platform. The floating platform system can also include a ballast receiving volume inside the floating platform for receiving a ballasting liquid. The floating platform system can further include a mounting surface on the floating platform for mounting a structure. Additionally, the floating platform can include a downwardly-oriented stabbing guide.

SYSTEM FOR ASSISTING IN TOWING OPERATIONS OF A FLOATING WIND TURBINE

Publication No.:  EP4719886A1 08/04/2026
Applicant: 
KONGSBERG MARITIME AS [NO]
WO_2024246109_PA

Absstract of: WO2024246109A1

A computer-implemented method for booting a device using a portable boot loader device, wherein the portable boot loader device comprises a boot loader and operating system files, wherein a blockchain comprises a boot loader transaction, wherein the boot loader transaction comprises an output locked to a master public key, and wherein the boot loader transaction comprises a first signature signing the boot loader and a second signature signing the operating system files, and wherein the method comprises: obtaining the boot loader transaction; verifying the first signature using the master public key; verifying the second signature using the master public key; and loading the operating system files using the boot loader.

WINDMILL SAIL SYSTEM AND SHIP INTEGRATED PROPULSION SYSTEM

Nº publicación: EP4722100A1 08/04/2026

Applicant:

NABTESCO CORP [JP]

EP_4722100_PA

Absstract of: EP4722100A1

A rotor sail system includes: a vertical support post extending in a vertical direction from a hull; a blade connected to a shaft, the blade being rotatable about the shaft, the shaft extending in a predetermined direction with reference to the vertical support post; a detection unit detecting a wind direction and a wind speed in a navigation area of a ship; a receiving unit receiving a thrust command to specify a thrust of the ship; and a rotation control unit capable of controlling a rotational speed of the blade about the shaft. The rotation control unit controls the rotational speed of the blade about the shaft based on the received thrust command and a detection result of the wind direction and the wind speed detected when the thrust command is received.

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