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Resultados 75 resultados LastUpdate Última actualización 07/08/2022 [11:09:00] pdf PDF xls XLS

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



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OCEAN BUOY FOR COMPLEMENTARY POWER GENERATION AND SUPPLY BY USING SOLAR, WIND, AND OCEAN CURRENT ENERGY AND METHOD THEREFOR

NºPublicación: WO2022161127A1 04/08/2022

Solicitante:

CHINA THREE GORGES CORP [CN]

Resumen de: WO2022161127A1

An ocean buoy for complementary power generation and supply using solar, wind, and ocean current energy and a method therefor The ocean buoy comprises an overwater platform (1), an underwater platform (2), a connecting member (3), wind turbines (4), a solar panel (5), and a hydro-generator set (6). The overwater platform (1) and the underwater platform (2) are connected by means of the connecting member (3); the wind turbines (4) and the solar panel (5) are mounted with the overwater platform (1); the hydro-generator set (6) is located within the underwater platform (2), and the underwater platform (2) floats in water to support the overwater platform (1) above the surface of the water; and electric energy generated by means of the wind turbines (4), the solar panel (5), and the hydro-generator set (6) is transferred to a storage battery in a storage battery compartment (232) for storage or directly transferred to various observation devices mounted on the ocean buoy.

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MOORING SYSTEM

NºPublicación: WO2022164371A1 04/08/2022

Solicitante:

JOSOK AB [SE]

Resumen de: WO2022164371A1

A mooring system (17) for mooring a floating platform (13) having a plurality of stabilizing arms (6) with floats (11), the mooring system (17) comprising an anchoring system (16) containing a plurality of anchors (27) and anchoring cables (25) for anchoring the mooring system in deep sea. The centre part of the mooring system (17) comprises a mooring unit (18) containing a plurality of mooring elements (19) and positioning wires (26), where each mooring element is connected to an adjacent mooring element with a positioning wire (26) and to an anchor (27).

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A FLOATING METAL PLATFORM

NºPublicación: EP4034455A1 03/08/2022

Solicitante:

CLOVERS AS [NO]

KR_20220078621_PA

Resumen de: WO2021058531A1

It is described a floating metal platform (100), a method for assembling a floating metal platform (100) and a floating wind turbine (1000) supported by a metal platform (100). The floating metal platform (100) comprises at least three elongated elements (110), each elongated element (110) comprises: a first elongated member (111); a second elongated member (112) parallel to the first elongated member (111); and at least one buoyancy element (114) connected to the first elongated member (111) and the second elongated member (112).

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A FLOATING FOUNDATION FOR AN OFFSHORE WIND TURBINE, A SYSTEM FOR EXTRACTING ENERGY FROM WIND, AND A METHOD OF INSTALLING A WIND TURBINE

NºPublicación: US2022235740A1 28/07/2022

Solicitante:

NEWTECH AS [NO]

KR_20220028109_PA

Resumen de: US2022235740A1

A floating foundation for an offshore wind turbine has a center pipe, a buoyancy section, a weight section, and a plurality of wire ropes, The buoyancy section is connected to the center pipe to keep the foundation floating. The weight section is connected to the center pipe to provide stability to the foundation. The wire ropes are connected to the buoyancy section and the weight section and are arranged for being tensioned so as to add bending strength to the foundation The floating foundation has hoisting means for lowering or raising the center pipe. The hoisting means includes winches for increasing or decreasing a length of each of wire ropes connecting the buoyancy section and the weight section, for lowering or raising the center pipe of the floating foundation. A system is disclosed for extracting energy from wind. A method is disclosed for installing a wind turbine.

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Wind turbine control

NºPublicación: AU2020410032A1 28/07/2022

Solicitante:

EQUINOR ENERGY AS

WO_2021125966_A1

Resumen de: AU2020410032A1

A controller for a floating wind turbine comprising a rotor with a plurality of rotor blades connected to a generator is provided. The controller comprises: 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; wherein the controller is arranged to calculate an output for controlling a blade pitch of one or more of the plurality of 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. A method of controlling a floating wind turbine is also provided.

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SYSTEMS AND METHODS ASSOCIATED WITH HYBRID FLOATING OFFSHORE WIND TURBINE (FOWT) PLATFORM AND SYNTACTIC BUOYANCY MATERIAL USED FOR THE PERIMETER COLUMNS

NºPublicación: US2022234698A1 28/07/2022

Solicitante:

OFFSHORE DYNAMICS INC [US]

Resumen de: US2022234698A1

A hybrid floating offshore wind turbine energy conversion system using light weight solid syntactic buoyancy material columns for offshore application. Each wind turbine includes a deep draft Spar hull combined with several semi-submersible syntactic columns for extra buoyancy and stabilization.

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A FLOATING STRUCTURE AND METHOD OF INSTALLATION

NºPublicación: US2022234697A1 28/07/2022

Solicitante:

Æ

WO_2020236006_A1

Resumen de: US2022234697A1

A system comprises a carrier structure configured for carrying a module and a floating support structure configured for supporting the carrier structure. The carrier structure comprises first connection means and the floating support structure comprises second connection means, whereby the first and second connection means are configured for releasable connection and comprise contact surfaces that prevent the carrier structure from rotating about its longitudinal axis when the two structures are connected. A transportation and installation apparatus for the carrier structure is configured for being arranged on a floating vessel.

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FLOATING WIND TURBINE BLADE PITCH ADJUSTMENT FOR WAVE ACTIVITY

NºPublicación: EP4031764A1 27/07/2022

Solicitante:

SIEMENS GAMESA RENEWABLE ENERGY AS [DK]

CN_114555937_PA

Resumen de: WO2021078873A1

Provided is a method, computing system, and computer program product for reducing floating wind turbine loads induced by ocean waves by adjusting a blade pitch angle of at least one rotor blade of a floating wind turbine to minimize a moment imbalance at a platform top of the floating wind turbine caused by ocean wave activity.

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METHOD FOR CONTROLLING AN OFFSHORE FLOATING TOWER WIND TURBINE, AND CONTROL SYSTEM AND WIND TURBINE THAT USE THE METHOD

NºPublicación: EP4033092A1 27/07/2022

Solicitante:

ESTEYCO SA [ES]

WO_2021053252_A1

Resumen de: EP4033092A1

The invention relates to a control method for controlling an offshore floating tower wind turbine (1), and to various systems and a wind turbine (1) that use said method. The invention is mainly based on the control of the pitch angle of the blades (3) of the wind turbine (1) by means of power levels different from rated power, depending on the movement conditions to which the wind turbine (1) is subjected at sea, and for above rated operating conditions wind speed. Owing to the described method, the invention allows the movements experienced by the wind turbine (1) to be reduced, using the energy performance thereof more efficiently, without detriment to the service life thereof.

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OFFSHORE WIND TURBINE FOUNDATION, CONSTRUCTION METHOD THEREFOR, ICE-RESISTANT DEVICE AND WIND POWER GENERATION SET

NºPublicación: WO2022151740A1 21/07/2022

Solicitante:

HUANENG CLEAN ENERGY RES INST [CN]
HUANENG YANCHENG DAFENG NEW ENERGY POWER GENERATION CO LTD [CN]
HUANENG JIANGSU CLEAN ENERGY BRANCH [CN]
HUANENG OFFSHORE WIND POWER SCIENCE AND TECH RESEARCH CO LTD [CN]

CN_112727699_A

Resumen de: WO2022151740A1

An ice-resistant device for an offshore wind turbine foundation, an offshore wind turbine foundation having the ice-resistant device, a construction method therefor and a wind power generation set using the offshore wind turbine foundation having the ice-resistant device. The ice-resistant device comprises a shell plate (41), toggle plates (42), watertight partition plates (43), an upper ring beam (46) and a lower ring beam (47), wherein the upper ring beam (46) and the lower ring beam (47) are respectively connected to the two ends of the toggle plates (42), the toggle plates (42) are evenly arranged in the circumferential direction of the upper ring beam (46) and the lower ring beam (47), the watertight partition plate (43) is arranged in the middle of the toggle plate (42), the width of the toggle plate (42) is gradually reduced from the center to the two ends, the shell plate (41) is vertically symmetrical with regard to the watertight partition plates (43), the shell plate (41) is connected to the toggle plates (42), the upper ring beam (46) and the lower ring beam (47), the intersection line of the toggle plates (42) and the shell plate (41) is a super-elliptic curve, and the shell plate (41) is curved, so that an impact force of floating ice can be more effectively decomposed into a supporting force perpendicular to the shell plate, and the failure mode of the floating ice changes from compressive failure to bending failure.

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Method for the Maintenance of Wind Turbine Towers by means of Auxiliary Floating Systems

NºPublicación: US2022227465A1 21/07/2022

Solicitante:

ESTEYCO S A [ES]

BR_112021023587_A2

Resumen de: US2022227465A1

Methods for the maintenance of a marine structure having a wind turbine and at least one essentially vertical shaft are described. The methods include the use of an auxiliary floating system having: at least one floating element that remains semisubmerged throughout the process of maintaining the marine structure; at least one coupling structure that connects the system to the floating structure; and contact elements and tightening elements, wherein the contact and tightening elements are secured to the coupling structure and are intended to solidly connect the system to the shaft. Advantageously, this solid connection allows operations for the maintenance of the marine structure to be carried out in a manner that is efficient and safe for maintenance workers and for the systems involved in the operations.

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ARRANGEMENT FOR SECURING A FLOATING WIND TURBINE IN A SEABED, AND USE OF A SUBSEA WELL PORTION FOR SECURING THE FLOATING WIND TURBINE IN THE SEABED

NºPublicación: WO2022149982A1 14/07/2022

Solicitante:

NOROCEAN AS [NO]

Resumen de: WO2022149982A1

Arrangement for securing a floating wind turbine (1) in at least one fastening (2a, 2b) arranged on or under a seabed (32), wherein respective end portions of at least one elongated fastening means (14, 15) are fastened in a wind turbine hull (11) and the at least one fastening (2a, 2b) arranged on or under the seabed (32) and is a well portion which forms or has formed part of a subsea well for exploration and/or extraction of hydrocarbons or other fluids from a subterranean formation or for injecting fluid into the subterranean formation, wherein the arrangement for securing the floating wind turbine (1) in the at least one fastening (2a, 2b) is a tension leg arrangement. Use of a subsea well portion (2a, 2b) and a tension leg arrangement as a fastening for a floating wind turbine (1).

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Offshore Floating Structures

NºPublicación: US2022212762A1 07/07/2022

Solicitante:

ATKINS ENERGY INC [US]

WO_2018075558_A1

Resumen de: US2022212762A1

An offshore floating structure such as a wind turbine includes a number of improvements. The floating structure can include a chain engaging system configured to prevent any lengthwise movement of a mooring chain. The floating structure can also include a mooring fixture pivotally coupled to the hull to prevent shock loads from being transmitted directly from the mooring line to the hull. The floating structure can also include installation aid structures that provide additional water plane area and/or buoyancy to the structure. The floating structure can also have a hull that is optimized for use as an offshore wind turbine.

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OFFSHORE WIND POWER FLOATING FOUNDATION INTEGRATED WITH ELECTROCHEMICAL ENERGY STORAGE DEVICE

NºPublicación: WO2022142253A1 07/07/2022

Solicitante:

CHINA THREE GORGES CORP [CN]

Resumen de: WO2022142253A1

An offshore wind power floating foundation integrated with an electrochemical energy storage device, comprising a floating support platform, a gravity-based anchoring structure, and an electrochemical energy storage device. The lower part of the floating support platform is connected to the gravity-based anchoring structure by means of mooring cables; a wind turbine is located at and connected to the upper part of the floating support platform; the electrochemical energy storage device is located inside the gravity-based anchoring structure; the electrochemical energy storage device is connected to the wind turbine by means of a cable; a submarine cable is connected to the electrochemical energy storage device and led out of the gravity-based anchoring structure to be connected to a power grid; the electrochemical energy storage device adjusts, according to power output characteristics of the wind turbine, in real time or periodically electric energy input to the power grid by the wind turbine. The present invention has the characteristics of being simple in structure, good in stability, good in adaptability, and capable of effectively reducing or eliminating impact of large power fluctuation in existing offshore wind power over a power grid.

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OCEAN ENERGY POWER GENERATION DEVICE

NºPublicación: WO2022142506A1 07/07/2022

Solicitante:

ZHOUSHAN JUNYAO TECH DEVELOPMENT CO LTD [CN]

CN_112796926_A

Resumen de: WO2022142506A1

An ocean energy power generation device, comprising a seat (1) and a top frame (2). Wind-driven generators (3) are rotationally matched at intervals with the top part of the top frame (2), and first sea wave generators (4) and second sea wave generators (11) located on two sides of the first sea wave generators are fixed to the top end surface of the top frame (2). Stand columns (5) are rotationally arranged between the seat (1) and the top frame (2). Guide frames (6) and double-end generators (7) are clamped onto the stand columns (5). Floating balls (10) and floating boxes (8) are arranged on the circumferential side of the top frame (2). The floating balls (10) are linked to the first sea wave generators (4), and the floating boxes (8) are linked to the second sea wave generators (11). Flow splitter plates (601) are slidably matched in the guide frames (6), flow splitter strips (602) are fixed at two ends of each flow splitter plate (601), and limiting plates (603) are connected at two sides of each flow splitter strip (602). By means of the cooperation of the wind-driven generators, the sea wave generators, and the double-end generators, ocean energy power generation is performed, and the positions of the stand columns are adjusted by means of the cooperation of the flow splitter plates and the flow splitter strips in the guide frames, so as to ensure that the guide frames are parallel to the ocean current flow direction, and guarantee the power generation efficiency of t

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OFFSHORE TOWER AND ASSEMBLY METHOD

NºPublicación: WO2022144471A1 07/07/2022

Solicitante:

NABRAWIND TECH SL [ES]
INGECID INVESTIG Y DESARROLLO DE PROYECTOS S L [ES]

Resumen de: WO2022144471A1

Disclosed is a method for assembling an offshore tower formed by a trellis part comprising different sections (4) connected together, a transition piece (5) and a tubular tower section (11). The entire assembly is modular and is connected using maintenance-free screws, with an anti-saline treatment. Assembly is carried out horizontally on a dock of a port, without need for large spaces. Once completely assembled and closed at the top end (18), the tower is transported, using floats (14), to a foundation (19) where it is then pinned. The assembly of a gondola (25) and blades is completed using an external crane (24) assembled using an internal hoist (21). The external crane (24)is removed once the process is complete, and the operation is finished with internal wiring.

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A SYSTEM FOR MOTION DAMPING OF A FLOATING MARINE STRUCTURE, AN ARRANGEMENT, A METHOD AND USE OF SUCH SYSTEM

NºPublicación: WO2022146142A1 07/07/2022

Solicitante:

NORTH INNOVATION AS [NO]

Resumen de: WO2022146142A1

A system (10), an arrangement (1) and a method, all for motion damping of a floating marine structure (12). Also disclosed is a use of the system. The system comprises at least one dampening device (20) configured to dampen a movement in one direction and allowing a movement in the opposite direction, and a suspension arrangement (30) comprising a respective wire (32) configured to suspend the at least one dampening device hanging at a suspended depth in the water from the marine structure and with the dampening device (20) oriented so that a dampening force induced by the dampening device is subjected in the extension of the wire. Also, each dampening device (20) is a passive damping device comprising a valve structure (62) configured to dampen a movement in one direction and allowing a movement in the opposite direction essentially without damping interaction.

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SEMI-SUBMERSIBLE OFFSHORE WIND TURBINE UNIT, FOUNDATION AND HEAVE PLATE

NºPublicación: WO2022142415A1 07/07/2022

Solicitante:

HUANENG JIANGSU CLEAN ENERGY BRANCH [CN]
HUANENG CLEAN ENERGY RES INST [CN]
HUANENG YANCHENG DAFENG NEW ENERGY POWER GENERATION CO LTD [CN]
HUANENG OFFSHORE WIND POWER SCIENCE AND TECH RESEARCH CO LTD [CN]

CN_112628087_A

Resumen de: WO2022142415A1

Provided are a semi-submersible wind turbine foundation and heave plate. The semi-submersible wind turbine foundation comprises heave plates (5) and at least three main buoys (1), wherein a plurality of through holes (6) are evenly provided in the circumferential direction of the heave plate (5), the heave plates (5) are coaxially arranged at the bottoms of the main buoys (1), and inclined struts (3) and transverse struts (4) are arranged between every two main buoys (1). After holes are provided on the heave plates (5), the mass of the heave plates (5) is reduced, and extra hydrodynamic damping is provided to increase the additional mass of the whole structure, thereby effectively improving the motion performance of the floating-type wind turbine. Further provided is a semi-submersible offshore wind turbine unit comprising the semi-submersible wind turbine foundation.

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FLOATING TYPE AQUATIC SUPPORT APPARATUS

NºPublicación: US2022212763A1 07/07/2022

Solicitante:

KIM SU HWAN [KR]

JP_2022530396_A

Resumen de: US2022212763A1

Provided is a floating-type on-water support apparatus comprising: a ball in which a guide groove is formed along a circumferential surface thereof; a floating unit including a floating part which floats on water and supports the ball so that the ball is rotatable; and a support rod of which one end is exposed above the water so that a structure is installable thereon and the other end is heavier than the one end so that the support rod stands vertically and which passes through the circumferential surface and is coupled to the ball, wherein the floating unit further includes a restriction protrusion fitted into the guide groove to restrict the ball from being rotated about an axis of the support rod.

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UNDERSEA CABLING ARRANGEMENT FOR FLOATING WIND TURBINE ARRAY

NºPublicación: WO2022146143A1 07/07/2022

Solicitante:

AKER OFFSHORE WIND OPERATING COMPANY AS [NO]

Resumen de: WO2022146143A1

The disclosure relates to an array of floating wind turbine assemblies (212), comprising at least two floating wind turbine assemblies (212). Each of the at least two floating wind turbine assemblies (212) comprise an ingoing and an outgoing electrical connection (242, 244), a first electrical cable (226) extending from the ingoing connection (242) on one lateral side of a first of the at least two floating wind turbine assemblies (212), and a second electrical cable (228) extending from the outgoing connection (244) on the same lateral side of the first of the at least two floating wind turbine assemblies (212). The second electrical cable (228) is connected to the ingoing electrical connection (244) of a second of the at least two floating wind turbine assemblies (212).

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DUCTED WIND TURBINE AND SUPPORT PLATFORM

NºPublicación: US2022213871A1 07/07/2022

Solicitante:

SEAMACH LTD [GB]

US_2021062788_A1

Resumen de: US2022213871A1

A wind-energy-power-generating device is disclosed for flotation on a body of water. The device includes a turbine assembly having rotor blades rotating about a rotation axis for harnessing kinetic energy from an airflow. The device includes a cowl at least partially surrounding said turbine assembly and defining an airflow passageway between a cowl inlet and outlet, having an inlet and outlet axis, respectively. The inlet and outlet axis intersect at a redirect angle. The device includes a base platform adapted to support the turbine assembly and cowl on the water. The cowl is rotatably mounted on the base platform such that it is rotatable around the turbine assembly to self-align with a wind direction. Stabilising arms extend from the base platform and are spaced circumferentially around a platform axis, to stabilise it on the water. A wind-energy-power-generating device secured to the ground or other fixed non-floating structure is also described.

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FLOATING WIND TURBINE CONTROL BELOW RATED WIND SPEED

NºPublicación: WO2022139586A1 30/06/2022

Solicitante:

EQUINOR ENERGY AS [NO]

GB_2602301_A

Resumen de: WO2022139586A1

A motion controller 20 for a floating wind turbine 1 comprising a plurality of rotor blades is provided. The motion controller 20 is arranged to adjust the blade pitch of each rotor blade when the floating wind turbine 1 is operating in winds below the rated wind speed so as to create a net force that damps a surge motion of the floating wind turbine 1. Also provided is a method of damping the motion of a floating wind turbine 1 and a wind turbine 1 having such a motion controller 20.

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Foundation Structure of an Offshore Structure With a Transmission Cable and a Protection Element

NºPublicación: US2022205209A1 30/06/2022

Solicitante:

RWE RENEWABLES GMBH [DE]

JP_2022531118_A

Resumen de: US2022205209A1

Described and disclosed is a foundation structure of an offshore structure, in particular of a wind turbine, with a floating foundation, including at least one floating body for floating on the surface of the sea, at least one anchor for anchoring the at least one floating body the seafloor and at least one holding element for holding the at least one floating body to the at least one anchor. At least one transmission cable extends from the at least one anchor along the at least one holding element to the at least one floating body and/or back. To enable a reliable monitoring of the anchoring of the offshore structure, provision is made for the transmission cable to be guided in sections through at least one protection element provided between the holding element and the at least one anchor and/or the at least one floating body.

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AN OFFSHORE FLOATING SUPPORT

NºPublicación: WO2022136524A1 30/06/2022

Solicitante:

OFLYNN DONAL PAUL [IE]
SMITH DAVID [QA]

GB_2602284_A

Resumen de: WO2022136524A1

The present invention is concerned with an offshore floating support, in particular a support comprising a submersible concrete base extending from which is a tower riser coupling for supporting a wind turbine tower or the like, the base including two or more independent enclosures adapted to provide buoyancy to the support when the base is submerged, and at least one externally accessible platform located between the enclosures and adapted to receive and retain ballast thereon.

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METHOD FOR INSTALLING A TENSION LEG PLATFORM BASED FLOATING OBJECT

Nº publicación: EP4017792A1 29/06/2022

Solicitante:

SINGLE BUOY MOORINGS [CH]

KR_20220045208_PA

Resumen de: WO2021032785A1

A method for installing a TLP based floating object at anchor points. The floating object includes a central body and a number of 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 comprising at least one 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 such that 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, • after connecting the mooring lines with the buoyancy assemblies, paying out the pull-down lines such that the floating object rises upward from the installation level to the operational level where the mooring legs are tensioned.

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