Resumen de: AU2019232401A1

There is disclosed a construction of a wind turbine comprising a frame (10) on a floating pontoon (1,2,3) wherein the frame is constructed as a lattice rig (10) upright on the pontoon (1,2,3) forming a plurality of rectangular or square openings in the rig (10) for receiving respective interchangeable wind turbine generators (12) with associated drive propellers (14) driven by incoming wind (40), and each wind turbine generator (12) being arranged to travel up the rear of the rig ( 10) and through the openings towards the front of the rig (11). The wind power plant is characterized in that each turbine generator (12, 14) comprises one or more pairs of propeller blades (14a, b) forming a propeller set (14) having a blade diameter defining the turbine rotational plane (30), each propeller set (14) is arranged at a distance from the front side (11) of the rig (10), to be rotated by the incoming wind (40) towards the rig (10). There is also described a method for mounting turbines with associated propeller sets and openings in the rig, respectively.

Resumen de: WO2020209605A1

A floating-type offshore wind power generation system according to the present invention comprises: floating bodies floating on the surface of water; and a wind power generation module which is provided on the upper sides of the floating bodies and which has a rotor rotated by the kinetic energy of wind, wherein the rotor has a rotor hub, and one or more variable blades provided in the outward direction of the rotor, and the variable blades are provided so that the angles thereof can be adjusted, thereby allowing a change in the rotational speed of the rotor to be controlled by means of the angle adjustment of the variable blades.

Resumen de: US2020325877A1

A wind turbine offshore installation method of installing a wind turbine using a semi-submersible type floating substructure includes: a step of towing the semi-submersible type floating substructure on which the wind turbine is erected to an installation target site on a sea; and a step of coupling the wind turbine and a spar type floating substructure for supporting the wind turbine on the sea at the installation target site to install the wind turbine on the sea.

Resumen de: EP3722196A1

A wind turbine offshore installation method of installing a wind turbine using a semi-submersible type floating substructure includes: a step of towing the semi-submersible type floating substructure on which the wind turbine is erected to an installation target site on a sea; and a step of coupling the wind turbine and a spar type floating substructure for supporting the wind turbine on the sea at the installation target site to install the wind turbine on the sea.

Resumen de: WO2020203435A1

Provided are a floating structure, a floating wind-powered electricity generating device, and a method for manufacturing floating structure with which a wind turbine can be replaced and installed even if the size of the wind turbine is increased. A floating wind-powered electricity generating device 1 according to an embodiment of the present invention is provided with: a first wind turbine 2 which is driven in rotation by being subjected to wind, thereby generating electricity; and a floating structure 4 having buoyancy allowing installation of a second wind turbine 3 that may be installed in the future and that has a larger output than the output of the first wind turbine 2 actually installed. In this floating wind-powered electricity generating device 1, the floating structure 4 is designed and manufactured by calculating the required buoyancy on the basis of the total weight of the second wind turbine 3 having an output greater than that of the first wind turbine 2 that is actually to be installed, such that it is not necessary to manufacture a new floating structure even if the size of the wind turbine is increased.

Resumen de: WO2020201605A1

The invention relates to a method for the installation of a marine (or in general, aquatic) wind turbine tower (1), where said tower advantageously comprises a foundation (2) that is open to the top and equipped with a substantially flat lower slab (3) and a perimeter wall (4). The method comprises, in the different stages thereof, the depositing or removal of ballast material (7) in or from the main cavity (6) of the foundation (2); in the absence of said ballast material (7), the wind turbine (1) or the foundation (2) is a floating or self-floating structure. The method of the invention is particularly suited for the installation of wind turbines (1) in areas of low depth (or near-shore areas), preferably of less than 15 m.

Resumen de: US2020307745A1

A semisubmersible floating platform (1) for supporting at least one wind turbine, comprising four buoyant columns (3), each of them being attached to a ring pontoon (2); a transition piece (4) configured to support one wind turbine, disposed on the buoyant columns (3); and a heave plate (5) assembled to the internal perimeter of the ring pontoon (2). The ring pontoon (2) comprises four pontoon portions forming a quadrilateral-shaped ring pontoon (2) wherein the first end of each column (3) is attached to a respective corner of said quadrilateral-shaped ring pontoon (2). The heave plate (5) is located in the internal perimeter of the ring pontoon (2), both defining a hollow. The pontoon (2) is preferably divided into a plurality of compartments or construction blocks that may be filled with fixed ballast, such as concrete. The transition piece (4) has four arms arranged in star configuration and protruding from a central point at which the wind turbine is located, the connection between the transition piece (4) and the columns (3) being designed to be located above the sea splash zone. Each of the buoyant columns (3) comprises at least one ballast tank configured for allocating sea water in order to adjust the draft and to compensate for the inclination of the platform (1), said at least one ballast tank comprised in each column (3) being independent of the at least one ballast tank of the other columns (3).

Resumen de: WO2020197405A1

Floating windmill installation (1, 10) comprising a floating installation (1) and a windmill (10) the floating installation (1) comprises a main deck (2), and a windmill support structure (3), where the windmill support structure comprises: - rails (4) stretching along the windmill support structure (3) from the main deck (2) to the top of the windmill support structure (3), - a platform (5) placed on top of the windmill support structure (3) comprising an aperture (6) for allowing raising and lowering of a tower (12) of the windmill (10), and - a transport wagon (7), that is movable along said rails (4).

Resumen de: US2019136828A1

A rotor blade assembly for a wind turbine is disclosed with a first blade segment having a female structural member defining an internal cavity, and a second blade segment connected to the first blade segment at a chord-wise extending joint. The second blade segment has a male structural member that is received within the internal cavity of the female structural member of the first blade segment. At least one floating connector, for joining the first and second blade segments, is positioned in at least one of a generally chord-wise direction and a generally span-wise direction. The floating connector has a biasing element configured to restrain bi-directional movement of a floating pin within the floating connector.

Resumen de: WO2020177038A1

Provided is an all-weather sonar monitoring apparatus, comprising an electric energy supply device (1) and a monitoring device (2). The electric energy supply device (1) comprises a floating apparatus, an electricity generation apparatus, an electricity storage apparatus and a winding and unwinding apparatus. The monitoring device (2) comprises a sealed main body (21), a gasbag (24), a sonar device (26) and a gas compressor (23), wherein a high-pressure gas chamber (22) is provided inside the sealed main body (21), two ends of the gas compressor (23) are respectively in communication with the high-pressure gas chamber (22) and the gasbag (24), a gas-guide tube with a regulating valve (25) is arranged between the high-pressure gas chamber (22) and the gasbag (24), and the high-pressure gas chamber (22), the gas compressor (23), the gasbag (24) and the gas-guide tube form a gas circulation channel. The floating device is provided with a solar cell (12) and a wind power generation apparatus (13) to provide energy for up-and-down lifting sonar monitoring in water, thereby enabling the whole monitoring apparatus to perform all-weather monitoring of seabed conditions.

Resumen de: WO2020180194A1

The invention relates to a floating windmill installation (1, 1`, 1``), wherein the floating windmill installation (1, 1`, 1``) comprises:-a windmill (10, 10`) comprising a tower (14), -a floating installation (20, 20`) comprising an aperture (22) penetrating the floating installation (1, 1`, 1``) for accommodating the tower (14), and- means for raising and lowering the tower (14) up and down through the aperture (22).

Resumen de: US2019127032A1

A floating wind turbine assembly, configured to self-stabilize in water without a fixed anchor. The floating wind turbine assembly has a wind turbine, joined to a turbine shaft. A beam anchor is joined to the turbine shaft. A hollow moving mass, arranged around the beam anchor, such that the hollow moving mass can be moved up or down the beam anchor. The hollow moving mass includes a pump, having a pump first end connected to the water with a first pump hose and a pump second end arranged within the hollow moving mass with a second pump hose.

Resumen de: AU2019212648A1

Disclosed is a novel type of computing apparatus which is integrated within a buoy that obtains the energy required to power its computing operations from winds that travel across the surface of the body of water on which the buoy floats. Additionally, these self-powered computing buoys utilize their close proximity to a body of water in order to significantly lower the cost and complexity of cooling their computing circuits. Computing tasks of an arbitrary nature are supported, as is the incorporation and/or utilization of computing circuits specialized for the execution of specific types of computing tasks. And, each buoys receipt of a computational task, and its return of a computational result, may be accomplished through the transmission of data across satellite links, fiber optic cables, LAN cables, radio, modulated light, microwaves, and/or any other channel, link, connection, and/or network.

Resumen de: US2020269960A1

Provided is a semi-submersible floating foundation for supporting a wind power generation system. In one embodiment, the floating foundation includes a plurality of outer buoyant columns equidistantly spaced around a center buoyant column that are connected by buoyant structural pontoons. The center buoyant column supports a horizontal axis wind turbine (HAWT) or a vertical axis wind turbine (VAWT) energy system. The floating foundation includes motion attenuating extensions with or without porosity attached to the sides of the pontoons. Deepwater station-keeping system of the floating foundation includes a plurality of disconnectable and reconnectable taut or semi-taut mooring lines coupling one or more outer buoyant columns to seabed anchors. Inter-array power cable between a plurality of floating foundations may be free hanging or supported by buoyant modules. Export power cable from a floating foundation to seabed toward shore may be free hanging or supported by buoyant modules.

Resumen de: WO2020168343A2

Disclosed are wind turbines suitable for floating application. The wind turbines include multiple floats and multiple towers connected to the floats, a turbine rotor, including a hub and a plurality of blades, structurally supported by the plurality of towers, the turbine rotor coupled to an electrical generator; and have a very shallow draft even for rated capacities of at least 1 MW. The wind turbines can have a single mooring line for yawing eliminating the need for a nacelle, and can allow for deck-level belt driven electrical generators without the need for gear boxes.

Resumen de: WO2020165892A1

A wind turbine transportation cradle (WTTC), and a method for transporting a floating offshore wind turbine (FOWT) to an offshore installation site by using the WTTC are described. The WTTC includes a plurality of buoyancy vessels pneumatically interconnected and structurally interconnected to each other by a support structure. Each buoyancy vessel includes a corresponding chamber adapted to contain pressurized air. The WTTC also includes a support assembly integrated with the support structure to form a single floating structure. The support assembly includes a plurality of cradle support members arranged over the buoyancy vessels, and adapted to hold an upper part of the FOWT above a sea water level during transportation.

Resumen de: WO2020167137A1

A method of constructing elongate sections (6001-6003,1501-1506) for a floater (3000) of a floatable wind power plant (4000), the method comprising:assembling a plurality of flat plate panels (1530a-n) into polyhedral sections (1510,1511,1512), and successively interconnecting the polyhedral sections (1510,1511,1512) to form the elongate sections (6001-6003,1501-1506).

Resumen de: AU2019208987A1

A floating wind power platform (1) for offshore power production, comprising: a floating unit (2), wherein the floating unit comprises a first, a second and a third interconnected semisubmersible column (3a, 3b, 3c) each being arranged in a respective corner of the floating unit (2), wherein a tension leg device (6) is arranged to the third semisubmersible column (3c), wherein the tension leg device (6) is adapted to be anchored to the seabed (8) by an anchoring device (60), and wherein the third semisubmersible column (3c) provides a buoyancy force adapted to create a tension force in the tension leg device (6), wherein the floating wind power platform (1) is further adapted to weather vane in relation to the wind direction.

Resumen de: WO2020151160A1

A floating platform-based multi-energy power generation system, which is specifically a TLP floating platform-based fan-oscillating water column-type wave energy integrated power generation system, comprising an offshore wind power generation system and an oscillating water column-type wave energy power generation device; the offshore wind power generation system comprises a fan (1) and a tower (2); and the oscillating water column-type wave energy power generation device (3) comprises an outer shell body of the wave energy power generation device, an air chamber (10) and an air turbine generator (9). The present system may make full use of offshore renewable resources to achieve the purpose of improving the utilization rate of the TLP platform and reducing the total cost, which thereby improves economic efficiency.

Resumen de: US2020240395A1

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: US2020224639A1

A wind-driven power generating system with a hybrid wind turbine mounted on a floating platform that heels relative to horizontal in the presence of a prevailing wind. The hybrid turbine has a turbine rotor with at least two rotor blades, each mounted to a turbine shaft by at least one strut, and the system is configured so that the shaft forms a predetermined non-zero operating heel angle relative to vertical in the presence of a prevailing wind at a predetermined velocity. The blades and struts are airfoils with predetermined aerodynamic characteristics that generate lift forces with components in the direction of rotation around the shaft of the blades and struts at the operating heel angle to drive an electrical generator carried by the platform. The system can be designed to generate maximum power at the predetermined heel angle or essentially constant power over a range of heel angles.

Resumen de: ES2772950A2

A self-aligning to the incoming wind floating platform supporting multiple wind turbines(17, 18) forms a wind power generation unit. Under horizontal wind, the wind load resultant passes the center of geometry of the wind load receiving areas (hereafter C.Geo) of the floating platform, but not the turning axis (15), resulting a yaw moment about the turning axis (15) to turn the floating platform until the wind load resultant passes through the C.Geo and the turning axis (15) simultaneously. A wind park or wind farm comprises at least one floating platforms capable of self-aligning to the incoming wind for electric power generation. The floating platform helps to reduce the mileage of the submarine power cable (44), hence reducing the electric resistance and subsequently heat loss, and reducing the cost of submarine power cables (44).

Resumen de: US2020207446A1

Disclosed is a novel type of computing apparatus which is integrated within a buoy that obtains the energy required to power its computing operations from winds that travel across the surface of the body of water on which the buoy floats. Additionally, these self-powered computing buoys utilize their close proximity to a body of water in order to significantly lower the cost and complexity of cooling their computing circuits. Computing tasks of an arbitrary nature are supported, as is the incorporation and/or utilization of computing circuits specialized for the execution of specific types of computing tasks. And, each buoy's receipt of a computational task, and its return of a computational result, may be accomplished through the transmission of data across satellite links, fiber optic cables, LAN cables, radio, modulated light, microwaves, and/or any other channel, link, connection, and/or network.

Resumen de: WO2020139445A1

An example method includes: determining a period of natural oscillation of a floating ground station in an airborne wind turbine with an aerial vehicle coupled to the ground station via a tether, and wherein each natural-oscillation period comprises forward and backward displacement of the floating ground station with respect to the aerial vehicle; and operating the aerial vehicle to fly in a substantially circular path with a looping period that matches the natural-oscillation period of the floating ground station, and a looping phase that aligns with the oscillation phase of the floating ground station such that movement of the aerial vehicle on a downstroke portion the circular path corresponds to forward displacement of the floating ground station, and movement of the aerial vehicle on an upstroke portion the circular path corresponds to reverse displacement of the floating ground station.

Resumen de: WO2020139444A1

An example method includes: determining wave data corresponding to a floating ground station of an airborne wind turbine, wherein an aerial vehicle is coupled to the floating ground station via a tether; determining, based on the wave data, an oscillation profile of the floating ground station; and operating the aerial vehicle to fly in a closed path with: (a) a looping period that matches the period of wave-influenced oscillation of the floating ground station, and (b) a looping phase that aligns with the oscillation phase of the floating ground station such that movement of the aerial vehicle on a downstroke portion of the closed path corresponds to forward displacement of the floating ground station, and movement of the aerial vehicle on an upstroke portion the closed path corresponds to reverse displacement of the floating ground station.