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Publicaciones de los últimos 120 días / Applications published in the last 120 days



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OPERATIONS AND MAINTENANCE ARRANGEMENT AND METHOD

NºPublicación: WO2022200268A1 29/09/2022

Solicitante:

FRED OLSEN OCEAN LTD [NO]

Resumen de: WO2022200268A1

An operations and maintenance arrangement for floating wind turbines (1), comprising a floating sub-structure (2) on which at least one wind turbine unit (3) is situated, a service operation vessel (11) and a portable crane (14), said floating sub-structure (2) having an interface capable of receiving and fixedly locking said crane (14) to said sub-structure (2), said service operation vessel (11) having a ship crane (12) capable of lifting said portable crane (14) from said vessel (11) and onto said sub-structure (2). A method for replacing components using the arrangement is also described.

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METHOD FOR RENEWABLE ENERGY GENERATION FROM OFFSHORE STATIONS DESIGNED FOR OPERATION IN OPEN OCEAN AND HIGH-HURRICANE REGIONS

NºPublicación: WO2022201169A1 29/09/2022

Solicitante:

TYAGI SUNIT [IN]

Resumen de: WO2022201169A1

Renewable Energy (RE) sources are already one of the cheapest sources of energy available today but are variable and infirm, and the open ocean offers many opportunities to generate energy by using various disparate sources and methods on a floating station. These energy stations converting renewable energy including solar, ocean currents, wind, waves and batteries and hydrogen to store energy and provide sufficient stable power and energy as required and available most of the hours. The invention claimed here is a system to capture energy from a combination of wind, solar and ocean currents, along with batteries for storage and later use and hydrogen creation, storage and use for generation. In addition, apparatus is described that provide mechanical stability and resilience in deep open seas and reliably survive storms and hurricanes. Also described is a method for overcoming intermittency of ensuring continuous and stable energy export from the station, and finally methods to continually operate RE station in the open seas even during storms and hurricanes and survive the high winds and waves.

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OUTRIGGER SYSTEM FOR TRANSPORTATION AND INSTALLATION OF FIXED FOUNDATION WIND TURBINES

NºPublicación: WO2022203518A1 29/09/2022

Solicitante:

ISQ AS [NO]

Resumen de: WO2022203518A1

The invention relates to an outrigger system (10) for sea transportation and installation of an offshore fixed foundation wind turbine (1), the system comprises: - a frame (13) arranged to be installed on a transporting vessel (3), - a floating outrigger (11) defining an aperture (12) penetrating said outrigger (11) from a top to a bottom, said aperture (12) is shaped for releasably holding a transition piece (2) of the wind turbine (1) in an upright position, - a hoisting system (14, 15) for lifting and lowering said wind turbine (1) inside said aperture (12), and - a ballast system for increasing and decreasing the buoyancy of the outrigger (11), wherein the outrigger (11) is arranged to be connected to the frame (13) when the frame (13) is installed on a vessel (3), said vessel (3) is arranged to hold the outrigger system (10) while the outrigger system (10) is holding the wind turbine (1) in an upright position, and wherein said outrigger (11) is arranged to be opened up to release said wind turbine (1) from the aperture (12) of said outrigger (11) after installation of said wind turbine (1). The invention also relates to method, a vessel and a reversable friction lock.

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METHOD AND DEVICE OF CONTROLLING AN OPERATION OF A FLOATING WIND TURBINE

NºPublicación: WO2022200025A1 29/09/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]

EP_4063643_PA

Resumen de: WO2022200025A1

It is described a method of controlling an operation of a floating wind turbine (1) which performs a yaw rotation, a roll rotation and a pitch rotation. The method controls a parameter (a) of the operation of the wind turbine (1) by determining a pitch rotation (b); determining a roll rotation (c); calculating a pitch difference (d) between the determined pitch rotation (b) and a wind turbine pitch reference (f); calculating a roll difference (g) between the determined roll rotation (c) and a wind turbine roll reference (h); determining a pitch and roll impact value (i) based on the pitch difference (d) and the roll difference (g); determining a reference (j) of the parameter (a) based on a predefined reference (k) of the parameter (a) and the pitch and roll impact value (i); and controlling the parameter (a) of the wind turbine (1) based on the reference (j) of the parameter (a).

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METHOD FOR INSTALLING OFFSHORE FLOATING BODY FOR WIND POWER GENERATION

NºPublicación: US2022306251A1 29/09/2022

Solicitante:

ACE E&T ENGINEERING & TECH [KR]

CN_114585809_PA

Resumen de: US2022306251A1

A method for installing an offshore wind power generation floating body may include manufacturing a lower structure including a damping plate, a guide beam including protruding portions, and a slot, coupling a temporary buoyancy tank to each protruding portion, installing a concrete block mounting structure in the slot, transporting the lower structure on the sea until a destination by a towing vessel, fixing the lower structure between a first work barge and a second work barge by a link bridge connected to each of the first work barge and the second work barge, and seating a concrete block connected to a second wire of a second crane seated on the second work barge on the concrete block mounting structure in a state in which first wires of a first crane are connected to the lower structure to maintain a tension equal to or greater than a set magnitude.

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OFFSHORE FLOATING-TYPE WIND POWER COMBINED SEMI-SUBMERSIBLE PLATFORM FOUNDATION

NºPublicación: WO2022199477A1 29/09/2022

Solicitante:

WISON NANTONG HEAVY IND CO LTD [CN]

CN_214493276_U

Resumen de: WO2022199477A1

An offshore floating-type wind power combined semi-submersible platform foundation, comprising at least three stand columns (1), the stand columns (1) enclosing a polygonal structure. The adjacent stand columns (1) are connected by means of an upper support (3) and a lower support (2). Each stand column (1) is composed of an upper column body (11) and a lower column body (12). The upper column body (11) and the lower column body (12) are arranged coaxially. An upper portion of the upper column body (11) is provided with a support block (4), the upper support (3) rests on the support block (4), a lower portion of the upper column body (11) is provided with a lower support connecting portion (21), and the lower support connecting portion (21) is connected to the lower support (2). With the structural form of the offshore floating-type wind power combined semi-submersible platform foundation, the requirements for a manufacturing site and a combination site are greatly reduced, providing the possibility of large-scale offsite construction.

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METHOD AND DEVICE OF CONTROLLING AN OPERATION OF A FLOATING WIND TURBINE

NºPublicación: EP4063643A1 28/09/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]

WO_2022200025_A1

Resumen de: EP4063643A1

It is described a method of controlling an operation of a floating wind turbine (1) which performs a yaw rotation, a roll rotation and a pitch rotation. The method controls a parameter (a) of the operation of the wind turbine (1) by determining a pitch rotation (b); determining a roll rotation (c); calculating a pitch difference (d) between the determined pitch rotation (b) and a wind turbine pitch reference (f); calculating a roll difference (g) between the determined roll rotation (c) and a wind turbine roll reference (h); determining a pitch and roll impact value (i) based on the pitch difference (d) and the roll difference (g); determining a reference (j) of the parameter (a) based on a predefined reference (k) of the parameter (a) and the pitch and roll impact value (i); and controlling the parameter (a) of the wind turbine (1) based on the reference (j) of the parameter (a).

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FLOATING BODY AND METHOD FOR STABILISING A FLOATING BODY

NºPublicación: EP4061698A1 28/09/2022

Solicitante:

HERREWYN JEAN MICHEL [FR]

DE_102019131106_PA

Resumen de: WO2021099093A1

The invention relates to a floating body (1) that is characterized by having a vertically acting drive (8) for changing its height.

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SAFETY SYSTEM FOR OFFSHORE WIND TURBINE SUPPORTED BY A FLOATING FOUNDATION

NºPublicación: WO2022194713A1 22/09/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]

EP_4059826_PA

Resumen de: WO2022194713A1

A safety system for an offshore wind turbine (100) supported by a floating foundation (114) is disclosed. The floating foundation being secured to a plurality of anchors (131, 132, 13n) at a seabed (104) by a corresponding plurality of mooring lines (121, 122, 12n). The safety system comprises a safety controller (251, 252, 25n) and at least one conductive wire per mooring line (241a, 21b, 242a, 242b, 24na, 24nb), each conductive wire being configured to extend from the safety controller along a mooring line to the corresponding anchor at the seabed and back to the safety controller, The safety controller is configured to determine whether each of the conductive wires is intact or broken.

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METHOD FOR INSTALLING A TENSION LEG PLATFORM BASED FLOATING OBJECT

NºPublicación: US2022297802A1 22/09/2022

Solicitante:

SINGLE BUOY MOORINGS [CH]

KR_20220045208_PA

Resumen de: US2022297802A1

A method for installing a TLP based floating object at anchor points. The floating object includes a central body and buoyancy assemblies positioned around the central body in a horizontal plane, with each buoyancy assembly connected to the central body and connectable to one of the anchor points. The method includes: attaching a mooring leg including a mooring line at each anchor point; for each anchor point connecting a pull-down line between the buoyancy assembly and the anchor point; tensioning the pull-down lines so the floating object is lowered to an installation level below an operational level; for each anchor point connecting the mooring leg with the buoyancy assembly in slack mode; and after connecting the mooring lines with the buoyancy assemblies, paying out the pull-down lines so the floating object rises upward from the installation level to the operational level where the mooring legs are tensioned.

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FLOATING WIND TURBINE COMPRISING AN INTEGRATED ELECTRICAL SUBSTATION

NºPublicación: US2022299011A1 22/09/2022

Solicitante:

ENBW ENERGIE BADEN WUERTTEMBERG AG [DE]

KR_20220025024_PA

Resumen de: US2022299011A1

The invention relates to a wind turbine having an integrated electrical substation, and to a floating offshore wind farm which are optimized in terms of capital costs, economic efficiency, and installation space requirements.

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SAFETY SYSTEM FOR OFFSHORE WIND TURBINE SUPPORTED BY A FLOATING FOUNDATION

NºPublicación: EP4059826A1 21/09/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]

WO_2022194713_PA

Resumen de: EP4059826A1

There is described a safety system for an offshore wind turbine (100) supported by a floating foundation (114), the floating foundation being secured to a plurality of anchors (131, 132, 13n) at a seabed (104) by a corresponding plurality of mooring lines (121, 122, 12n). The safety system comprises a safety controller (251, 252, 25n) and at least one electrically conductive wire per mooring line (241a, 21b, 242a, 242b, 24na, 24nb), each electrically conductive wire being configured to extend from the safety controller along a mooring line to the corresponding anchor at the seabed and back to the safety controller. The safety controller is configured to determine whether each of the electrically conductive wires is intact or broken, and to issue an alarm signal if it is determined that an electrically conductive wire is broken. Further, an offshore wind turbine comprising such a safety system, and a method (300) of providing safety for an offshore wind turbine supported by a floating foundation are described.

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CONTROL SYSTEM FOR OPERATING A FLOATING WIND TURBINE UNDER SEA ICE CONDITIONS

NºPublicación: US2022290653A1 15/09/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]

CN_114207280_PA

Resumen de: US2022290653A1

Provided is a control system for operating a floating wind turbine under sea ice conditions. The control system includes a detection device configured for detecting a formation of ice in a critical zone around the floating wind turbine, and an ice inhibiting device configured for manipulating the floating wind turbine in such a manner that the critical zone is free of a threshold amount of the detected formation of ice. Furthermore, a floating wind turbine is provided which includes a wind rotor including a wind rotor including a blade, a tower, a floating foundation, and an above-described control system. Additionally, a method for operating a floating wind turbine under sea ice conditions is provided.

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LAYOUT OF A PLURALITY OF FLOATING WIND TURBINES

NºPublicación: WO2022184521A1 09/09/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]

EP_4053403_PA

Resumen de: WO2022184521A1

A wind park (100) including a plurality of floating wind turbines (10, 20, 21, 22, 23, 24) comprising: - at least one bound wind turbine (10) connected to the seabed for defining a position of the bound wind turbine, - at least one movable wind turbines (20, 21, 22, 23, 24), - at least one actuator (40, 41, 42, 43, 44, 45, 46, 47, 31, 32, 33, 34) for moving the movable wind turbine (20, 21, 22, 23, 24) with respect to the bound wind turbine (10), - a wind sensor (112) for measuring an intensity and/or direction of the wind at the wind park (100), - a controller (110) configured for defining an operating position of the movable wind turbine (20, 21, 22, 23, 24) depending on a production parameter to be optimized, the controller (110) being configured for operating the at least one actuator for moving the movable wind turbine (20, 21, 22, 23, 24) to the operating position.

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CONTROL SYSTEM FOR POSITIONING AT LEAST TWO FLOATING WIND TURBINES IN A WIND FARM

NºPublicación: US2022282706A1 08/09/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]

CN_114555938_PA

Resumen de: US2022282706A1

A control system for positioning at least two floating wind turbines in a wind farm is provided. The control system includes a measuring device configured for measuring an incoming wind field at the two wind turbines, a determining device, wherein the determining device is configured for determining a wake property at the two wind turbines, wherein the determining device is configured for determining a propagation path of the wake property through the wind farm based on the determined wake property at the at least two floating wind turbines, wherein the determining device is configured for determining a location for each of the at least two floating wind turbines including a minimized wake influence based on the determined propagation path of the wake property through the wind farm, and a repositioning device configured for repositioning each of the at least two floating wind turbines to the determined location.

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LAYOUT OF A PLURALITY OF FLOATING WIND TURBINES

NºPublicación: EP4053403A1 07/09/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]

WO_2022184521_PA

Resumen de: EP4053403A1

A wind park (100) including a plurality of floating wind turbines (10, 20, 21, 22, 23, 24) comprises:- at least one bound wind turbine (10) connected to the seabed for defining a position of the bound wind turbine,- at least one movable wind turbines (20, 21, 22, 23, 24),- at least one actuator (40, 41, 42, 43, 44, 45, 46, 47, 31, 32, 33, 34) for moving the movable wind turbine (20, 21, 22, 23, 24) with respect to the bound wind turbine (10),- a controller (110) configured for defining an operating position of the movable wind turbine (20, 21, 22, 23, 24) depending on a production parameter to be optimized, the controller (110) being configured for operating the at least one actuator for moving the movable wind turbine (20, 21, 22, 23, 24) to the operating position.

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Wave energy plant

NºPublicación: DK202170088A1 07/09/2022

Solicitante:

HENRIK FRANS CHRISTENSEN [DK]

WO_2022179670_PA

Resumen de: DK202170088A1

The invetion relates to a system comprising a wave energy converter and an assembly, adapted to be driven by the wave energy converter. The wave energy converter comprises an array, preferably in the form of rows and columns, of floating elements adapted to float on a sea surface in the vicinity of a shore. Each floating element has a first and a second end, each end being connected to a lever, the lever being connected through a bearing to a pivot point. Each lever is connected in an articulated manner to a piston rod in a wave-actuated liquid pump, that is in fluid communication with the pipe, adapted to lead a liquid to a workstation, wherein the workstation comprises the assembly.

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Vortical wind turbine/ umbrella wave turbine system

NºPublicación: US2022275786A1 01/09/2022

Solicitante:

SHU JIANCHAO [US]

Resumen de: US2022275786A1

This invention relates to a voluminous wind/wave turbine system, the turbine system has two wind/wave subsystems and is based on a unique volume process and optimized blades defining two power zones to harness wind and wave energy together or separately beyond the Betz limit, the vortical wind turbine subsystem has a pair of a front and back vortical blades to generate more power with satellite generators, the wave subsystem is a breakthrough for commercial applications and has a robust float vessel with toroid or polygonal pipes structure and multiple hinge mechanisms to hold multiple wave turbines against violent wave, the wave turbine has only a conversion to produce electricity constantly 24/7 with 360 degree freedom, the both subsystems are based on a shaft-less twin rotor turbomachinery and represent a new era of reliable and renewable energy at an unprecedented level of efficiency and the reliability.

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FLOATING VERTICAL-AXIS WIND TURBINE

NºPublicación: US2022275785A1 01/09/2022

Solicitante:

SHAANXI KERLIMAR ENG CO LTD [CN]

CN_113090449_A

Resumen de: US2022275785A1

A floating vertical-axis wind turbine which uses a grid architecture design on whole is provided. Each blade is a closed body, the contour of which is designed according to hydrodynamics. During power generation, the blades are perpendicular to the ground. The impeller is provided with three cantilevers which extend from inside to outside to be connected to blades. A triangular grid structure is provided in the middle, and has an inner side connected with a transmission shaft sleeve which is arranged around an outer side of the tower. Bearings are arranged between the transmission shaft sleeve and the tower. When the impeller is rotated to drive the transmission shaft sleeve to rotate, the wind energy collected by the impeller is transmitted to a generator through an outer gear on the transmission shaft sleeve. The blade is of a hollow structure inside and is filled with helium bags.

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FLOATABLE CONCRETE BLOCK STRUCTURE AND METHOD FOR MANUFACTURING SAME

NºPublicación: WO2022182044A1 01/09/2022

Solicitante:

KIM SANG GI [KR]

Resumen de: WO2022182044A1

The present invention relates to a floatable concrete block structure manufactured by preparing individual concrete blocks on land, and then assembling and connecting the individual concrete blocks underwater or on the water surface, wherein a buoyancy chamber for an assembly is formed inside by a first concrete block, a second concrete block, and the like, the inflow of water into the buoyancy chamber for an assembly is blocked by a first watertight packing, and the like, and the first concrete block and the second concrete block are coupled to each other by a concrete column.

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FLOATABLE WIND TURBINE FOR PRODUCING HYDROGEN

NºPublicación: WO2022182237A1 01/09/2022

Solicitante:

FREW HOLDING B V [NL]

Resumen de: WO2022182237A1

The invention relates to a floatable wind turbine (1), comprising: - a rotor (2), - a generator (3) driven by the rotor, - a nacelle (4) housing the generator, - a floatable foundation (5), - a mast section (6), - electrolysis equipment (9) for producing hydrogen from a water mass (10) upon which the floatable foundation is floating during use, - water treatment equipment (11) for preparing water from the water mass for use in the electrolysis equipment, and - one or more storage vessels (12) for storing the hydrogen, arranged below a waterline (13) of the water mass for providing buoyancy to the floatable wind turbine, wherein a storage pressure of the hydrogen in the one or more storage vessels is 2 - 30 bar.

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WAVE ENERGY PLANT

NºPublicación: WO2022179670A1 01/09/2022

Solicitante:

CHRISTENSEN HENRIK FRANS [DK]

DK_202170088_A1

Resumen de: WO2022179670A1

The invention relates to a system comprising a wave energy converter and an assembly, adapted to be driven by the wave energy converter. The wave energy converter comprises an array, preferably in the form of rows and columns, of floating elements adapted to float on a sea surface in the vicinity of a shore. Each floating element has a first and a second end, each end being connected to a lever, the lever being connected through a bearing to a pivot point. Each lever is connected in an articulated manner to a piston rod in a wave-actuated liquid pump, that is in fluid communication with the pipe, adapted to lead a liquid to a workstation, wherein the workstation comprises the assembly.

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SELF-ORIENTING MARINE WIND TURBINE WITH TWO ALTERNATORS

NºPublicación: WO2022175339A1 25/08/2022

Solicitante:

JEUMONT ELECTRIC [FR]

FR_3119871_A1

Resumen de: WO2022175339A1

The invention relates to a self-orienting marine wind turbine (1) comprising a floating platform, at least one mast (21) on which is fixed a nacelle (4) comprising a hub (40) with horizontal axis X and connected to blades (3), characterised in that the hub (40) cooperates with a rotor (50) of two alternators (5) and in that the hub is formed of a hollow axle (401) or a hollow axial cylinder (42) suitable for maintenance by a standing man. This feature makes it possible to completely overhaul the structure of the nacelle with the possibility of increasing the overall power of the rotor. Hence, the same power can be obtained with smaller alternators. In this way, for a total wind turbine power of 6 MW, each alternator will make only 3 MW each, the diameter thus decreasing from 7 m to less than 5 m.

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UNDERWATER ENERGY STORAGE STRUCTURE HAVING ANCHOR MEMBER, AND METHOD FOR CONSTRUCTING SAME

NºPublicación: WO2022177212A1 25/08/2022

Solicitante:

INNOVATIVE STRUCTURAL ENG TECH [KR]

KR_102429989_B1

Resumen de: WO2022177212A1

Provided is an underwater energy storage structure characterized by comprising: a storage member (100) which has closed portions (110) formed on the top and side portions and an open portion (120) formed on the bottom portion so that a storage space (101) for air is formed therein, and which is installed so as to be submerged; an anchor member (200) installed to prevent the storage member (100) from floating; an air pump (11) installed to be driven by power from a primary power plant (10) installed on the water surface, underwater, or on the waterside; a supply pipe (130) which is installed to supply the storage space (101) of the storage member (100) with air supplied by the air pump (11), and has one end connected to the air pump (11) and the other end connected to the storage space (101); discharge portions (140) installed in the closed portions (110) to discharge the air stored in the storage space (101) of the storage member (100); and a secondary power plant (20) installed to generate electricity by using the air discharged by the discharge portions (140). The underwater energy storage structure is easy to construct, does not cause problems related to underwater environmental pollution, and enables the construction of large-scale structures without requiring excessive construction costs.

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DELIVERY OF A HIGH VOLUME OF FLOATING SYSTEMS FOR WIND TURBINES

Nº publicación: US2022260058A1 18/08/2022

Solicitante:

TRENDSETTER VULCAN OFFSHORE INC [US]

Resumen de: US2022260058A1

Delivery of a high volume of floating systems for wind turbines can make floating wind economic. The delivery can involve the standard design of sections, such as “tubes” or “cans,” comprising a rolled plate and ring stiffeners. The delivery can then involve the transportation of the sections in block to an assembly site that is closer to the planned installation point. The sections are used to manufacture floating vessels, such as semi-submersibles, buoyant towers, and/or spars, at the assembly site, which can include a barge with cranes. For semi-submersibles, the delivery can then involve the installation of the Tower, the nacelle, and blades using the barge cranes. Alternatively, for spars or buoyant towers, the nacelle and blades can be installed at an off-shore location using a platform, such as a standard jack-up vessel or a crane jacket.

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