Resumen de: WO2020101077A1

Provided is a floating offshore wind power generator combined with a fish farm, comprising: a floating body having buoyancy so as to float on the sea; a wind power generator which is installed on the upper part of the floating body and generates power by using wind power generated from the sea; and a barrel-shaped fish farming structure which is installed to be connected to the floating body and is configured to have buoyancy to float with the lower part thereof submerged in the water to provide a space part where fish or shellfish can live; a fish farming net which is installed to be connected to the fish farming structure to surround the fish farming structure and allows cage culture of fish or shellfish in the space part of the fish farming structure; and a plurality of balance maintaining parts which are spaced apart from each other and installed to be connected to each other along the circumference of the fish farming structure and absorb wave kinetic energy of the sea so as to allow the fish farming structure to be maintained in a balanced state.

Resumen de: WO2020095012A1

An offshore wind turbine system for the large scale production of hydrogen from seawater that includes a floating tower structure, a wind turbine generator, a lift pump, a desalination unit, anelectrolysis unit, and an export riser. The floating tower structure may be secured to the sea floor by a suction anchor for deepwater deployment. The lift pump, desalination unit, and electrolysis unit are powered by the wind turbine generator and configured to pump, desalinate, and electrolytically split seawater, respectively. The hydrogen generated by the electrolysis unit is provided to the export riser for delivery to a manifold or pipeline that may be deployed upon the sea floor. Individual units of the system may be combined into a field interconnected to one or more such manifolds to increase the scale of the system.

Resumen de: AU2018376719A1

The invention concerns a floating support structure (10) for an offshore wind turbine, comprising a float (12) intended to be partially submerged and on which a wind turbine mast is intended to be assembled, and a counterweight linked to the float and intended to be submerged under the float, the float comprising a main structure (18), the shape of which is toroidal or polygonal with at least five sides, a central tubular structure (26) having a diameter suitable for receiving the wind turbine mast and comprising a section suitable for being ballasted in order to adjust the waterline of the float, a first series of horizontal struts (28) distributed around a vertical axis and linking the main structure to the central structure, and a second series of oblique struts (30) distributed around a vertical axis (Y-Y) and linking the main structure to the central structure, forming an angle of between 15° and 60° with the horizontal struts (28).

Resumen de: WO2020093037A2

A tuned mass damper (TMD) system in combination with a floating offshore wind turbine (FOWT) platform includes a barge type FOWT platform having a hull configured to have a wind turbine tower mounted thereon. A TMD system is mounted in the hull and has a first TMD configured to operate at a first frequency, and a second TMD configured to operate at a second frequency different than the first frequency.

Resumen de: US2020141388A1

Provided is an offshore wind turbine installation arrangement, including a lifting assembly realized to hoist a suspended load between a floating installation vessel and a wind turbine assembly, the lifting assembly including a crane supported by the floating installation vessel; a sensor arrangement realized to sense at least a motion of the floating installation vessel; and a controller realized to control elements of the lifting assembly on the basis of the sensed installation vessel motion to adjust the position of the suspended load relative to the wind turbine assembly. Also provided is a method of hoisting a load between a floating installation vessel and an offshore wind turbine assembly.

Resumen de: US2020128798A1

A floating breakwater and wind energy integrated system used for offshore aquaculture. The system contains the wind turbine system, the floating breakwater system, and offshore aquaculture system. The combination of wind turbine, floating breakwater system and offshore aquaculture system makes full use of the floating breakwater, thus decrease the wave load on the floating cage. In addition, the floating breakwater offers a supporting platform to the floating wind turbine, which effectively reduces the costs of the wind turbine. Meanwhile, a power autarkic offshore aquaculture system may be realized by using the electrical energy generated by the turbine. Compared with the simple offshore aquaculture system, the utilization rate of the sea per unit becomes even higher while the costs of the floating wind turbine becomes even lower.

Resumen de: AU2018348547A1

A system for placing a wind turbine assembly on a support surface of a support structure being supported on a seabed with a lifting crane provided on a floating vessel, said system can be changed from a first operation mode into a second operation mode to compensate a vertical reciprocal crane movement of the crane relative to the support structure.

Resumen de: WO2018234986A1

A floating offshore horizontal axis wind turbine structure (1) comprising an anchored part (3) to a sea bed, and a rotatable part (4), the structure being supported by at least three means of floatation (6, 9) including a pivot buoy, wherein the pivot buoy (6) comprises a lower body (7) anchored to the seabed (13) and an upper body (8) fixed to the rotatable part (4); an electrical connection between the lower body (7) and the upper body (8) of the pivot buoy (6); and a yaw system connecting the upper body (8) with the lower body (7) wherein the yaw system comprises means of rotation (17) including an inner ring (19) and an outer ring (18) configured to rotate with respect to each other around a vertical yaw axis (2) and wherein the yaw system further comprising an inner centering means (20) and an outer centering means (21).

Resumen de: WO2020079048A1

The present invention relates to a semi-submersible float in particular for an offshore wind turbine, comprising at least four columns (3), including a central column (3) and three exterior columns that are connected to the central column (3) by pontoon-shaped branches (8, 9). Each column (3) defines an internal space. At least one of the columns (3), called high-stress column, is of circular transverse shape and comprises a part (15) for attaching the corresponding pontoon-shaped branch (8, 9) or each pontoon-shaped branch (8, 9) to this column. The attachment part (15) is in the form of a ring, disposed around the internal space of the high-stress column (3) and is made of a single piece.

Resumen de: WO2020057997A1

The invention concerns an assembly (1) for producing energy in a marine environment, comprising anchoring means (2), a floating wind turbine (4) and means (8) for determining the wind direction (V); characterised in that it comprises: - detection means (81) for detecting the orientation with respect to the wind direction (V) and the inclination of the floating wind turbine (4); - control means (10) for controlling the inclination of the floating wind turbine (4); - a computing unit (11) for transmitting an instruction to the means (10) for controlling the inclination of the floating wind turbine (4) and modifying the orientation of the floating wind turbine (4) with respect to the wind direction (V).

Resumen de: WO2020053015A1

A method of installing a wind turbine generator onto a floating foundation. The floating foundation has variable buoyancy and is pre-ballasted to float at a predetermined vertical position before installation of a wind turbine generator component onto the floating foundation. A wind turbine generator component supported by lifting equipment is brought towards the floating foundation until contact is made with the floating foundation. Ballast is removed from the floating foundation to increase the buoyancy of the floating foundation such that weight of the wind turbine generator component supported by the floating foundation is increased from substantially zero to substantially the entire weight of the wind turbine generator component. The vertical position of the floating foundation is substantially unchanged during transferring weight of the wind turbine generator component onto the floating foundation.

Resumen de: WO2018197615A1

The invention relates to a semi-submersible float (2), in particular for an offshore wind turbine (1), comprising at least four columns, including a central column (3) and three outer columns (4) connected to the central column by arms (7) in the form of a pontoon, the outer columns and the pontoon arms comprising ballasts (10). The float is characterised in that the ballasts (10) are filled by gravity and emptied using compressed air.

Resumen de: US2020062351A1

Disclosed is a float, notably for an offshore wind turbine including at least four columns, including a central column and three exterior columns that are connected to the central column by branches forming pontoons. The columns have a fixing-collar forming unit for fixing the columns to corresponding assembly portions of the branch forming pontoon, and the float includes a unit for centering the columns in the assembled position on the corresponding assembly portions of the branch forming pontoon.

Resumen de: WO2018189257A1

The invention relates to a float notably for an offshore wind turbine, comprising at least four columns (22), specifically a central column and three exterior columns (22) that are connected to the central column (20) by arms (14) in the form of a pontoon. The columns (22) have means in the form of a securing collar (30) for securing said columns to corresponding assembly portions of the arm (14) in the form of a pontoon, and the float comprises means (41) for centring the columns (22) in the assembled position on the corresponding assembly portions of the arm (14) in the form of a pontoon.

Resumen de: US2020040865A1

The present invention relates generally to the offshore renewable energy utilization technology. A novel floating wind-wave integrated power generation system is based on the braceless semi-submersible floating wind turbine concept and the oscillating water column (OWC) wave energy generator. The integrated system includes the offshore wind energy system and the oscillation water column wave energy system. The novel floating wind-wave integrated power generation system transfers the rise and fall movement of the water column into the air in and out movement which is converted into the electricity by the air turbine generator. This invention makes good use of pontoons at of the semi-floating platform and the mooring lines. Since the wave energy system will move with the wave movement, which will reduce the power generation efficiency. The pontoon can help to mitigate this movement. The mooring system can further prevent the movement of the wave energy device. This invention uses the braceless structure, which simplifies the construction process and reduce the fatigue issues for the braces. Compared with the traditional three columns semi-submersible wind turbine, this invention enlarges the water plane area. The moment of inertia for hydrostatic stability is enhanced, and the stability of the floating foundation is improved.

Resumen de: EP3604800A1

The present invention provides a floating vertical-axis wind turbine system, in which an array of a plurality of vertical-axis wind turbines is made orthogonal to a wind direction in response to a great change in the wind direction, thereby reducing interference between the plurality of vertical-axis wind turbines. The floating vertical-axis wind turbine system includes: a wind turbine array 10 including a plurality of vertical-axis wind turbines 20 each having a rotary shaft extending in a vertical direction, and a floating body 30 supporting the plurality of vertical-axis wind turbines 20 on a water surface by buoyancy, the plurality of vertical-axis wind turbines 20 being arranged substantially on a virtual straight line L extending in a horizontal direction; and a mooring device 50 mooring the wind turbine array 10 so as to be rotatable relative to the water surface at a rotation center position CP which is set between a first end 101 of the wind turbine array 10 and a second end 102 of the wind turbine array 10 and on or near the virtual straight line L, the first end 101 being one of ends of the wind turbine array 10, the second end 102 being the other end of the wind turbine array 10. The rotation center position CP is set such that a moment of rotation about the rotation center position CP is canceled out in a state in which the wind turbine array 10 is orthogonal to wind acting on the wind turbine array 10.

Resumen de: WO2018172545A1

The invention relates to an offshore wind power plant (10) that floats on the surface of the water (32), comprising a rotor (12) with a shaft (16) that can rotate about a vertical axis of rotation (14), wherein the shaft (16) is connected to a generator (18), which converts a rotational movement of the shaft (16) into electrical energy, and comprising at least one float (30). To design and develop the wind power plant (10) so as to optimise use thereof offshore, in particular with regard to increased availability and improved efficiency (overall costs for producing, erecting and operating the wind power plant (10) in relation to the amount of energy generated), the generator (18) is arranged in the float (30) and can be accessed from above the surface of the water (32) via a service hatch (34) in the float (30). The generator (18) is preferably a large ring generator that lies flat in the float (30) and is driven directly by the rotor (12).