Resumen de: GB2597761A

A wind turbine system comprises a rotationally asymmetric floating wind turbine installation 1 and a rotationally asymmetric mooring system 15a-c, 16 and 17connected to the floating wind turbine installation. The mooring system comprises a plurality of mooring lines 15a-c connected, directly or indirectly, to the floating wind turbine installation such that the mooring system has a lower yaw stiffness when a wind acting on the wind turbine installation comes from 0° than when a wind acting on the wind turbine installation comes from +/- 90°. A wind coming from 0° is defined as a wind direction when the horizontal part of the aerodynamic rotor thrust force resulting from the wind is directed towards the centre of gravity of the floating wind turbine installation. A method of mooring a rotationally asymmetric floating wind turbine with a rotationally asymmetric mooring system is also disclosed.

Resumen de: AU2021312042A1

This method comprises the following steps: - arranging at least one lower section (38) of a mooring line in the ground (14) at the bottom (26) of the body of water (12); - trapping the lower section (38) in the ground (14); - connecting an upper assembly of the floating installation to the mooring line. The lower section (38) is constituted by a chain, the chain defining, after the connection of the upper assembly, a lower end of the mooring line not provided with a mooring point pre-mounted on the mooring line, in particular an anchor or pile.

Resumen de: US2023054921A1

A controller is provided for a floating wind turbine including a rotor with a number of rotor blades connected to a generator. The controller includes an active damping controller for calculating one or more outputs for damping both a first motion of the floating wind turbine in a first frequency range and a second motion of the floating wind turbine in a second frequency range based on an input of the first motion and an input of the second motion, The controller is arranged to calculate an output for controlling a blade pitch of one or more of the rotor blades and/or for controlling a torque of the generator based on an actual rotor speed, a target rotor speed, and the one or more outputs from the active damping controller such that both the first motion and the second motion will be damped.

Resumen de: WO2021211121A1

A method of assembling and deploying a floating offshore wind turbine (FOWT) platform includes floating a buoyant floater and a hollow outer tank in a floating assembly, placing permanent ballast material in the outer tank to define a mass, and sinking the mass to a seabed. The buoyant floater is moved to a position over the mass. Transit lines are attached between a lifting device in the buoyant floater and the mass to define a FOWT platform. The mass is lifted to a point directly under the buoyant floater and the FOWT platform is towed to an installation site. Mooring lines are attached between anchors in the seabed and the buoyant floater, and the mass is lowered to a depth wherein suspension lines attached thereto are taught, the mass with the suspension lines defining a suspended mass. The transit lines are then stored or removed from the mass.

Resumen de: WO2021210987A1

The invention relates to a floating vessel (1) for energy harvesting, comprising:a hull (2), and a wave power plant (10). The wave power plant comprises:an inlet (11) arranged to receive waves of water, said inlet (11) leading to a transport channel (12) arranged with an angle to convey and lift water entering the inlet (11),5said transport channel (12) leading to an elevated basin (13) arranged to receive water, and said basin (13) having an outlet to a turbine (14T) below said basin (13), said turbine (14T) running an electrical generator (14G) for converting the potential energy of the water to electrical energy.

Resumen de: WO2023017314A2

The disclosure provides a method and system to monitor and advise the status of a group of floating platforms, such as offshore floating wind platforms, by using a floating platform's motion in the group and detect one or more anomalies to identify one or more disorders (including irregularities) in the group. Input for this method can include information of wind speed and direction and orientations of the wind turbine nacelles. The orientation of the platform can complement the orientation of a wind turbine nacelle on the platform in case the platform is equipped with a turret. Disorders include, but not limited to, mooring line failure, shifts of a drag anchor, other issues with the mooring system components such as fairleads, issues with the ballasting configuration of the floater, issues with the turret (if any), issues with the swivel of the nacelle, issues with the rotor, and issues with the blades.

Resumen de: US2023047054A1

The application relates to a floatable foundation structure for an offshore structure including at least one floating body arrangement and at least one mass arrangement. The mass arrangement is connected to the floating body arrangement by at least one holding rope in a coupling state. Further, in the coupling state for coupling the floating body arrangement to the mass arrangement, a coupling section of the holding rope is arcuately guided around a contact section of the mass arrangement.

Resumen de: WO2023017198A1

Disclosed is a floating platform with a floating caisson (1) that can be filled with lightweight materials, such as expanded polystyrene, and which comprises one or more bottom perimeter fins (5), and bottom ballast.

Resumen de: WO2023016772A1

An offshore arrangement (8), in particular offshore wind farm, with at least one floating installation (9, 10), the at least one floating installation (9) comprising: a floating foundation (11), at least one mooring line (14) for mooring the floating foundation (11) to the seabed (13), and at least one energy cable (16) for transmitting energy to or from the at least one floating installation (9) to or from another offshore and/or onshore installation (10), the at least one energy cable (16) being attached to the at least one mooring line (14). By attaching the at least one energy cable to the at least one mooring line, the at least one energy cable hanging from the foundation to the seabed is better protected from loads caused by the dynamic offshore environment.

Resumen de: US2023049381A1

A floating marine platform is provided including a central column, at least three peripheral columns circumferentially around the central column, radially extending beams from the central column that connect the peripheral columns with the central column, and structural members spanning between each adjacent pair of peripheral columns. The structural members are pre-tensioned.

Resumen de: WO2023016911A1

It is described a method of stopping an operation of a floating wind turbine (1), said wind turbine (1) comprising a floating body (4), a tower (2) mounted to the floating body (4), a nacelle (3) mounted to the tower (2), a rotating hub rotatable mounted to the nacelle (3) and having a plurality of blades (6), and a generator connected to the hub for generating electric power. The method comprises the steps of: receiving a stop request for stopping the operation of a floating wind turbine (1); determining whether or not the stop request is non-critical to allow a delay or attenuation of stopping the operation of the floating wind turbine (1); and delaying or attenuating the stopping of the operation of the floating wind turbine, when the delay of stopping the operation of the floating wind turbine (1) is allowed, so as to attenuate a wind turbine pitch movement.

Resumen de: EP4134540A1

Provided is a power generation system including a wave power generator that can be configured in a simple manner.The power generation system 1 includes: a power generation unit including a wave power generator 11; a power storage unit 40 accumulating electric power obtained by the power generation unit; a production unit 51 producing at least one of hydrogen and an organic hydride based on the electric power obtained by the power storage unit; and a tank 53 located below compared to the wave power generator 11 and storing at least one of the hydrogen and the organic hydride obtained by the production unit 51.

Resumen de: EP4135137A1

An offshore arrangement (8), in particular offshore wind farm, with at least one floating installation (9, 10), the at least one floating installation (9) comprising:a floating foundation (11),at least one mooring line (14) for mooring the floating foundation (11) to the seabed (13), andat least one energy cable (16) for transmitting energy to or from the at least one floating installation (9) to or from another offshore and/or onshore installation (10), the at least one energy cable (16) being attached to the at least one mooring line (14).By attaching the at least one energy cable to the at least one mooring line, the at least one energy cable hanging from the foundation to the seabed is better protected from loads caused by the dynamic offshore environment.

Resumen de: EP4134543A1

It is described a method of stopping an operation of a floating wind turbine (1), said wind turbine (1) comprising a floating body (4), a tower (2) mounted to the floating body (4), a nacelle (3) mounted to the tower (2), a rotating hub rotatable mounted to the nacelle (3) and having a plurality of blades (6), and a generator connected to the hub for generating electric power. The method comprises the steps of: receiving a stop request for stopping the operation of a floating wind turbine (1); determining whether or not the stop request is non-critical to allow a delay or attenuation of stopping the operation of the floating wind turbine (1); and delaying or attenuating the stopping of the operation of the floating wind turbine, when the delay of stopping the operation of the floating wind turbine (1) is allowed, so as to attenuate a wind turbine pitch movement.

Resumen de: WO2022003621A1

An offshore assembly to operate a facility, in particular an underwater oil and gas production facility, has: - a semi-submersible support structure (12) arranged in a body of water (3) and having at least one tubular portion (13); a wind turbine (14) to generate electricity and equipped with a tower (15), a nacelle (16) and a blade assembly (18); and at least one back-up power source mounted on the semi-submersible support structure (12) to generate electricity; a plurality of compartments (28,...,37) stacked on top of each other within the tubular portion (13), in which each of the compartments (28,...,37) is dedicated to housing respective equipment to perform respective functions; and a cooling and ventilation system (41) to cool and ventilate said plurality of compartments (28,...,37).

Resumen de: WO2023014230A1

The disclosure relates to a floating wind turbine platform, comprising: a substantially triangular hull configurable to support a wind turbine tower; the hull comprising a first, second and third column, the first, second and third columns being connected by a first, second and third pontoon member, as well as by a first, second and third connector.

Resumen de: WO2023012840A1

The invention relates to a floating offshore platform (1) for converting wind energy into electricity through a wind turbine (6) with a vertical axis of the Darrieus type, and for converting solar energy into electricity though a plurality of photovoltaic modules (5) which also provide the electricity required to start the turbine (6).

Resumen de: US2023041653A1

The invention relates to an offshore hydrocarbon production facility arrangement that is to be located on a body of water, which includes a floating hydrocarbon processing unit, a floating renewable electric energy source, and a hydrogen gas source,whereinthe floating renewable electric energy source is configured to generate electric energy;the hydrogen gas source is configured to produce hydrogen gas using the electric energy from the floating renewable electric energy source;the floating hydrocarbon processing unit is configured with an electric power generator;the electric power generator is coupled to the hydrogen gas source and is configured for receiving produced hydrogen gas as fuel gas.

Resumen de: WO2023013473A1

A floating power generation unit is provided which, by dispersing oxygen content in water as fine air bubbles while generating power on the water, increases the activity of aerobic organisms, promotes plankton growth, and improves fishing grounds. This floating power generation unit (1) is provided with a power generator (2), an oxygen separator (3) which uses power supplied by the power generator (2) to separate nitrogen and oxygen in the air, and a float (4) which floats on the water. The power generator (2) and the oxygen separator (3) are arranged on the top surface of the float (4). The floating power generation unit (11) is provided with a first fine air bubble generating medium (33) which supplies the oxygen separated by the oxygen separator (3) into the water as fine air bubbles, and is provided with a second fine air bubble generating medium (34) which supplies the nitrogen separated by the oxygen separator (3) into the water as fine air bubbles.

Resumen de: US2023039329A1

The disclosure provides a method and system to monitor and advise the status of a group of floating platforms, such as offshore floating wind platforms, by using a floating platform's motion in the group and detect one or more anomalies to identify one or more disorders (including irregularities) in the group. Input for this method can include information of wind speed and direction and orientations of the wind turbine nacelles. The orientation of the platform can complement the orientation of a wind turbine nacelle on the platform in case the platform is equipped with a turret. Disorders include, but not limited to, mooring line failure, shifts of a drag anchor, other issues with the mooring system components such as fairleads, issues with the ballasting configuration of the floater, issues with the turret (if any), issues with the swivel of the nacelle, issues with the rotor, and issues with the blades.

Resumen de: WO2021190848A1

The invention relates to a buoyant foundation structure (100, 200, 300, 400, 500, 600, 700) for an offshore construction (102), comprising at least one floating-body arrangement (104, 204, 704) and at least one mass arrangement (106, 206, 306, 406, 506, 606). The mass arrangement (106, 206, 306, 406, 506, 606) can be coupled, in a coupling state, to the floating-body arrangement (104, 204, 704) by means of at least one retaining cable (108, 208, 308, 408, 508, 608, 708). In the coupling state, a coupling portion (112, 212, 312, 412, 512, 612) of the retaining cable (108, 208, 308, 408, 508, 608, 708) can be guided in an arcuate shape around a contact portion (110, 210, 310, 410, 510, 610) of the mass arrangement (106, 206, 306, 406, 506, 606) in order to couple the floating-body arrangement (104, 204, 704) to the mass arrangement (106, 206, 306, 406, 506, 606).

Resumen de: WO2021191766A1

Device (10) for erecting a wind turbine (100) with a floating foundation (110), a tower (120) arranged on the floating foundation (110) and two booms (130) extending from the tower (120), with an energy conversion unit (150) that is arranged in each case at a free end of a boom (130) and has a rotor (140), characterized by an auxiliary tower (40) with a rope system (44), connected to a winch (42), for lifting the energy conversion units (150) that are connected by the booms (130) to the tower (120) of the wind turbine (100).

Resumen de: WO2021234148A2

A disconnectable mooring system for offshore semi-submersible floating structures. A disconnectable buoy has a number of mooring lines which include a buoy chain between the mooring chain and the buoy. The mooring chain and the buoy chain are connected via a three way mooring connector, with the third connection configured to pull the mooring connector to a mooring point on the structure. In a first configuration the buoy is disconnected and supports the mooring chains for recovery at shallow depths to be pulled in. In a second configuration, the mooring lines are pulled in via the mooring connectors thereby providing a spread mooring to the structure with the buoy chain left as a catenary between the buoy and mooring point.

Resumen de: AU2021283619A1

An offshore floating structure (100) comprises a floater (200) with positive buoyancy and a keel (300) with negative buoyancy, as well as active and passive suspenders (400) connecting nodes of the keel (300) and the floater (200) with each other. When the keel (300) at the offshore site is lowered by making the active suspenders (440) longer, the passive suspenders (420), which have a fixed length and are held taut, causes the keel (300) to rotate about the vertical during lowering.

Resumen de: WO2023009010A1

Described herein is a floating wind turbine platform (100) comprising a hull (101), a wind turbine tower (102). The hull (101) comprises a pontoon base (120) and a first, second and third column (110,111,112) integrally formed with the pontoon base (120), and the wind turbine tower (102) is fixed to and extends upwardly from the first column (110). The pontoon base (120) and the first, second and third columns (110-112) are formed substantially of concrete.