WO2020231261A1 - Dispositif et procédé d'installation d'ensemble éolienne - Google Patents

Dispositif et procédé d'installation d'ensemble éolienne Download PDF

Info

Publication number
WO2020231261A1
WO2020231261A1 PCT/NL2020/050308 NL2020050308W WO2020231261A1 WO 2020231261 A1 WO2020231261 A1 WO 2020231261A1 NL 2020050308 W NL2020050308 W NL 2020050308W WO 2020231261 A1 WO2020231261 A1 WO 2020231261A1
Authority
WO
WIPO (PCT)
Prior art keywords
foundation
base frame
gripper
tower
axis
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/NL2020/050308
Other languages
English (en)
Inventor
Jan Pieter KLAVER
Gerardus Cornelius Van Grieken
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kenz Figee Group BV
Original Assignee
Kenz Figee Group BV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kenz Figee Group BV filed Critical Kenz Figee Group BV
Priority to EP20727741.9A priority Critical patent/EP3969746A1/fr
Publication of WO2020231261A1 publication Critical patent/WO2020231261A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B77/00—Transporting or installing offshore structures on site using buoyancy forces, e.g. using semi-submersible barges, ballasting the structure or transporting of oil-and-gas platforms
    • B63B77/10—Transporting or installing offshore structures on site using buoyancy forces, e.g. using semi-submersible barges, ballasting the structure or transporting of oil-and-gas platforms specially adapted for electric power plants, e.g. wind turbines or tidal turbine generators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
    • B63B27/16—Arrangement of ship-based loading or unloading equipment for cargo or passengers of lifts or hoists
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/003—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for for transporting very large loads, e.g. offshore structure modules
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/10—Assembly of wind motors; Arrangements for erecting wind motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
    • F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
    • F03D13/25—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors specially adapted for offshore installation
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B17/02—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto
    • E02B17/027—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto steel structures
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B2017/0039—Methods for placing the offshore structure
    • E02B2017/0043—Placing the offshore structure on a pre-installed foundation structure
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B2017/0039—Methods for placing the offshore structure
    • E02B2017/0047—Methods for placing the offshore structure using a barge
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B2017/0056—Platforms with supporting legs
    • E02B2017/0065—Monopile structures
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
    • E02B2017/0091—Offshore structures for wind turbines

Definitions

  • the invention relates to a wind turbine assembly installation device and a wind turbine assembly installation method.
  • Offshore wind turbines are generally installed in two or more phases. Firstly the foundation is installed and subsequently the different parts of the wind turbine assembly are installed by a crane vessel. The tower is installed onto the foundation, the nacelle comprising a hub is installed onto the tower and blades are attached to the hub.
  • the invention provides a vessel with an installation device for the installation of a wind turbine assembly onto a wind turbine foundation in a sea, wherein the wind turbine assembly comprises at least a tower with a tower base to be installed onto the foundation, and wherein the vessel comprises a floating hull with a deck, and wherein the installation device comprises a base frame, a first suspension between the deck and the base frame that supports the base frame, and an upending installation that supports the tower of the wind turbine assembly, wherein the upending installation is hingeably connected to the base frame for hinging with respect to the base frame around a horizontal first axis, wherein the installation device is switchable between a first mode and a second mode, wherein in the first mode the base frame is fixedly supported on the deck by the first suspension, and wherein in the second mode the base frame is moveably supported on the deck by the first suspension, and the upending installation is hingeable around the first axis for tilting the tower with respect to the foundation around a horizontal second axis between a transport position for the tower
  • the installation device or the tower itself will be connected to the foundation so that the tower is tiltable with respect to the foundation in a vertical plane.
  • the tower can be supported by both the foundation and the vessel.
  • the installation device allows active motion compensation of the base frame with respect to the hull that is subject to wave induced motions.
  • the first suspension can be an active motion compensation system. By moveably supporting the tower on the deck by the first suspension the wave induced motions of the vessel do not result in high forces on the foundation or in the installation device.
  • the tower is tiltable only around the second axis.
  • the six degrees of freedom of the tower with respect to the foundation have been reduced to one degree of freedom. Only this degree of freedom needs to be motion compensated.
  • the installation device comprises a foundation gripper for gripping the foundation, and a second suspension between the foundation gripper and the base frame that supports the foundation gripper beyond the deck, wherein in the first mode of the installation device the foundation gripper is fixedly connected to the foundation, and the base frame is moveable with respect to the foundation gripper by means of the second suspension, and wherein in the second mode the foundation gripper is fixedly connected to the foundation, and the base frame is hingeable with respect to the foundation gripper around a horizontal third axis by means of the second suspension.
  • the foundation gripper makes connecting the installation device to the foundation straightforward and can ensure that the first and second axis coincide.
  • the base frame is only hingeable with respect to the foundation gripper around the third axis.
  • the foundation gripper directly connects the base frame to the foundation and can ensure that the first and second axis coincide.
  • first axis is parallel to the second axis.
  • the first axis coincides with the second axis.
  • the first suspension comprises a deck support on the deck and a pendulum that is hingeably connected to the deck support and to the base frame.
  • the pendulum allows the vessel to move with respect to the base frame while transferring a large part of the weight of the wind turbine assembly to the deck of the vessel.
  • the pendulum can be a rod or a hydraulic cylinder.
  • the first suspension comprises a first support cylinder between the deck support and the base frame, wherein the first support cylinder is configured to move, allow to move, dampen or constrain the base frame with respect to the deck in a translation direction parallel to the deck.
  • the first support cylinder In the first mode the first support cylinder can fixedly support the base frame on the deck and in the second mode can moveably support and/or dampen the base frame with respect to the deck.
  • the first suspension comprises a second support cylinder between the deck and the base frame, wherein the second support cylinder is configured to move, allow to move, dampen or constrain the base frame with respect to the deck in a rotation direction around a horizontal axis.
  • the second support cylinder In the first mode the second support cylinder can fixedly support the base frame on the deck and in the second mode can moveably support and/or dampen the base frame with respect to the deck.
  • the first suspension comprises a third support cylinder between the deck and the base frame, wherein the third support cylinder is configured to move, allow to move, dampen or constrain the base frame with respect to the deck in a rotation direction around a vertical axis.
  • the third support cylinder can fixedly support the base frame on the deck and in the second mode can moveably support and/or dampen the base frame with respect to the deck.
  • the support cylinder in the first mode of the installation device is locked to have a fixed length between the base frame and the deck, and in the second mode of the installation device the support cylinder is unlocked to have a variable length between the base frame and the deck.
  • the support cylinder is configured to dampen or absorb the motions of the base frame with respect to the deck.
  • the support cylinder can form part of an active motion compensation system between the base frame and the hull.
  • the second suspension comprises a first gripper cylinder between the foundation gripper and the base frame, wherein the first gripper cylinder is configured to move, allow to move, dampen or constrain the foundation gripper with respect to the base frame in a translation direction transverse to the deck.
  • the first gripper cylinder In the first mode the first gripper cylinder can moveably suspend the foundation gripper from the base frame and in the second mode can fixedly suspend and/or dampen the foundation gripper with respect to the base frame.
  • the second suspension comprises a second gripper cylinder between the foundation gripper and the base frame, wherein the second gripper cylinder is configured to move, allow to move, dampen or constrain the foundation gripper with respect to the base frame in a translation direction parallel to the deck.
  • the second gripper cylinder In the first mode the second gripper cylinder can moveably suspend the foundation gripper from the base frame and in the second mode can fixedly suspend and/or dampen the foundation gripper with respect to the base frame.
  • the second suspension comprises a third gripper cylinder between the foundation gripper and the base frame, wherein the third gripper cylinder is configured to move, allow to move, dampen or constrain the foundation gripper with respect to the base frame in a rotation direction around a vertical axis.
  • the third gripper cylinder can moveably suspend the foundation gripper from the base frame and in the second mode can fixedly suspend and/or dampen the foundation gripper with respect to the base frame.
  • the gripper cylinder in the first mode of the installation device is unlocked to have a variable length between the base frame and the foundation gripper, and in the second mode of the installation device the gripper cylinder is locked to have a fixed length between the base frame and the foundation gripper .
  • the gripper cylinder is configured to dampen or absorb the motions of the foundation gripper with respect to the base frame.
  • the upending installation comprises a main upending frame that is hingeably connected to the base frame and an alignment frame that supports the tower and that is hingeably connected to the main upending frame, wherein the main upending frame is hingeable around the horizontal first axis and the alignment frame is hingeable around a horizontal fourth axis to jointly hinge between the transport position for the tower and the upended position of the tower.
  • the main upending frame upends the tower to a position close to vertical. This requires a high upending capacity as the weight of the wind turbine assembly is for a large part supported by the upending device. When the tower is in the close to vertical position the main part of the weight is supported by the foundation. Therefore the required alignment capacity is much lower compared to the upending capacity. Lighter equipment can be operated more precisely which is beneficial when aligning the tower to the foundation.
  • the fourth axis is parallel to the first axis .
  • the fourth axis coincides with the first axis .
  • the main upending frame has a first rotation angle with respect to the base frame, and the alignment frame has a second rotation angle with respect to the main upending frame.
  • the first rotation angle is larger than the second rotation angle.
  • the first rotation angle is between 70 and 90 degrees and the second rotation angle is between 20 and 0 degrees.
  • the upending installation comprises at least one alignment cylinder between the main upending frame and the alignment frame, wherein in the upended position of the upending installation the alignment cylinder is configured to compensate for residual motions between the foundation and the main upending frame.
  • the alignment cylinder can, together with the support cylinders of the first suspension, be part of the motion compensation system to compensate all wave induced motions in all six degrees of freedom .
  • the invention provides a method for installing a wind turbine assembly onto a wind turbine foundation in a sea by means of a vessel with an installation device, wherein the wind turbine assembly comprises at least a tower with a tower base to be installed onto the foundation, and wherein the vessel comprises a floating hull with a deck, and wherein the installation device comprises a base frame, a first suspension between the deck and the base frame that supports the base frame, and an upending installation that supports the tower of the wind turbine assembly, wherein the upending installation is hingeably connected to the base frame for hinging with respect to the base frame around a horizontal first axis, wherein the installation device is switchable between a first mode and a second mode, wherein in the first mode the base frame is fixedly supported on the deck by the first suspension, and wherein in the second mode the base frame is moveably supported on the deck by the first suspension, and the upending installation is hingeable around the first axis for tilting the tower with respect to the foundation around a horizontal second axis between a transport
  • the method comprises sailing the vessel to the foundation, in the first mode of the installation device allowing the base frame to move with respect to the foundation and fixedly supporting the base frame on the deck by the first suspension, switching from the first mode to the second mode of the installation device, and in the second mode allowing the base frame to hinge with respect to the foundation around a horizontal third axis parallel to the first axis and moveably supporting the base frame on the deck by the first suspension, and hinging the upending installation around the first axis for tilting the tower around the second axis between the transport position for the tower and the upended position of the tower for positioning the tower base above the foundation.
  • the method and its embodiments relate to the practical implementation of the vessel with the installation device according to the aforementioned embodiment and thus have the same technical advantages, which will not be repeated hereafter.
  • the installation device comprises a foundation gripper for gripping the foundation, and a second suspension between the foundation gripper and the base frame that supports the foundation gripper beyond the deck, wherein in the first mode of the installation device the foundation gripper is fixedly connected to the foundation, and the base frame is moveable with respect to the foundation gripper by means of the second suspension, and wherein in the second mode of the installation device the base frame is hingeable with respect to the foundation gripper around the horizontal third axis by means of the second suspension,
  • the vessel in the method is moved towards the foundation to receive the foundation in the foundation gripper, and the foundation is subsequently fixedly gripped by the foundation gripper, and wherein in the second mode of the installation device the base frame hinges with respect to the foundation gripper around the third axis.
  • the first suspension comprises at least one support cylinder between the base frame and the deck
  • the method furthermore comprises in the first mode of the installation device locking the at least one support cylinder to have a fixed length between the base frame and the deck, and in the second mode of the installation device unlocking the at least one support cylinder to have a variable length between the base frame and the deck.
  • the at least one support cylinder is configured to dampen or absorb the motions of the base frame with respect to the deck, wherein the method furthermore comprises in the second mode of the installation device dampening or absorbing the motions of the base frame with respect to the deck.
  • the second suspension comprises at least one gripper cylinder between the base frame and the foundation gripper
  • the method furthermore comprises in the first mode of the installation device unlocking the at least one gripper cylinder to have a variable length between the base frame and the foundation gripper, and in the second mode of the installation device locking the at least one gripper cylinder to have a fixed length between the base frame and the foundation gripper.
  • the at least one gripper cylinder is configured to dampen or absorb the motions of the foundation gripper with respect to base frame, wherein the method furthermore comprises in the first mode of the installation device dampening or absorbing the motions of the foundation gripper with respect to the base frame.
  • the upending installation comprises a main upending frame that is hingeably connected to the base frame and an alignment frame that supports the tower and that is hingeably connected to the main upending frame, wherein the main upending frame is hingeable around the horizontal first axis and the alignment frame is hingeable around a horizontal fourth axis to jointly hinge between the transport position for the tower and the upended position of the tower, wherein the method furthermore comprises hinging the main upending frame around the first axis and hinging the alignment frame around the fourth axis for jointly tilting the tower around the second axis between the transport position for the tower and the upended position of the tower for positioning the tower base above the foundation.
  • the upending installation comprises at least one alignment cylinder between the main upending frame and the alignment frame, wherein the alignment cylinder is configured to compensate for residual motions between the foundation and the main upending frame, wherein the method furthermore comprises in the upended position of the upending installation compensating the residual motions between the foundation and the main upending frame.
  • Figures 1A and IB are isometric views of a vessel with an installation device for the installation of a wind turbine assembly according to an embodiment of the invention
  • Figures 2A and 2B are a side view and a top view of a simplified representation of the installation device of figure 1;
  • Figures 3A and 3B are a side view and a top view of a simplified representation of a foundation gripper of the installation device of figure 1;
  • Figures 4A-4F show steps of a wind turbine assembly installation method according to the invention using the installation device of figure 1.
  • FIGS 1A and IB show a vessel 1 with an installation device 20 according to an embodiment of the invention for the installation of wind turbine assemblies 11.
  • the installation device 20 is shown in an upright position without the wind turbine assembly 11 that is to be installed for illustrative purposes only.
  • the vessel 1 is in this embodiment a barge comprising a hull 2 and a deck 3 that supports the installation device 20.
  • the vessel floats in a sea 200 near an offshore wind turbine foundation 10 with a vertical longitudinal first central axis P.
  • the foundation 10 has been installed in an earlier phase.
  • the foundation 10 may be fixed to the seabed or may be floating in the sea 200.
  • the wind turbine assembly 11 comprises a tower 12 with a tower base and a longitudinal second central axis Q, a nacelle 13 attached on the tower 12, a hub 14 on the nacelle 13 and blades 15 projecting from the hub 14. It is to be understood that the wind turbine assembly 11 may have different compositions. For logistic purposes the wind turbine assembly 11 may for instance omit the blades 15 or the wind turbine assembly 11 may only comprise the tower 12.
  • An imaginary fixed coordinate system is defined having a horizontal X-axis, a horizontal Y-axis perpendicular to the X-axis, and a vertical Z-axis perpendicular to the X-axis and the Y-axis.
  • Translational directions or motions are referred to as X, Y, Z motions or directions and rotational motions or directions are referred to as rotations around these axes.
  • the coordinate system is fixed with respect to the foundation 10 while the vessel 1 may move with respect to the coordinate system under the influence of waves, wind, currents and other external influences.
  • the installation device 20 is hereafter described in a neutral position wherein the deck 3 of the barge is parallel to the X-axis and the Y-axis, the longitudinal direction of the vessel 1 is parallel to the X-axis, and the part of the installation device 20 above the deck 3 is substantially parallel to the deck 3. It is to be understood that the coordinate system is used for reference and is not meant to limit the scope of the invention.
  • the installation device 20 comprises an elongated horizontal base frame 21.
  • the base frame 21 is U-shaped with the open side facing upwards, away from the deck 3.
  • the base frame 21 comprises two side girders 27 and multiple cross beams 28 that connect the side girders 27 parallel to and spaced apart from each other.
  • the base frame 21 comprises a first end 29 that extends beyond the deck 3 above the sea 200 and an opposite second end 39 above the deck 3.
  • the installation device 20 furthermore comprises a fixed cantilevered deck support 22 on the deck 3 near the second end 39 of the base frame 21, a vertical pendulum 23 that is hingeably connected between the second end 39 of the base frame 21 and the deck support
  • two horizontal first support cylinders 24 that are hingeably connected between the base frame 21 and the deck support 22
  • two vertical second support cylinders 25 that are hingeably connected between the base frame 21 and the deck 3 at either side of the base frame 21 near the first end 29 thereof and near the edge of the deck 3
  • a diagonal third support cylinder 26 that is hingeably connected between the deck 3 and the base frame 21 near the first end 29 thereof and near the edge of the deck 3.
  • the first suspension suspends the base frame 21 above the deck 3 while allowing it to translate with respect to the deck 3 in a direction F parallel to the X-axis and a direction G parallel to the Y-axis and allowing it to rotate with respect to the deck 3 in a direction H around the Y-axis, a direction I around the Z-axis and around the X-axis within the range of the pendulum.
  • the first suspension can be an active motion compensation system.
  • the installation device 20 comprises a circular foundation gripper 30 at the first end 29 of the base frame 21.
  • the foundation gripper 30 comprises a semicircular foundation receiver 31, and four quarter circular foundation gripper arms 32 that are, in pairs, hingeably connected to either end of the foundation receiver 31.
  • the gripper arms 32 are hingeable between an open position wherein the gripper arms 32 are hinged away from the foundation receiver 31 as to receive or release the foundation 10, and a closed position wherein the distal ends of opposite gripper arms 32 meet and the gripper arms 32 with the foundation receiver 31 encircle and fixedly engage the foundation 10.
  • the foundation receiver 31 and/or the gripper arms 32 may comprise not shown gripper pads that increase the friction between the foundation gripper 30 and the foundation 10 to provide a secure fixed engagement of the foundation 10.
  • the installation device 20 furthermore comprises two vertical first gripper cylinders 33 between the first end 29 of the base frame 21 and either end of the foundation receiver 31, two horizontal second gripper cylinders 34 between the base frame 21 and either end of the foundation receiver 31, and two diagonal third gripper cylinders 35 between the base frame 21 and the foundation receiver 31.
  • the first gripper cylinders 33, the second gripper cylinders 34, and the third gripper cylinders 35 together form a dynamic second suspension that suspends the foundation gripper 30 from the base frame 21.
  • the two first gripper cylinders 33 suspend the foundation gripper 30 from the base frame 21 above the sea 200.
  • the two second gripper cylinders 34 and the two third gripper cylinders 35 space the foundation gripper 30 apart from the base frame 21 and therewith from the vessel 1.
  • the foundation gripper 30 is hingeable with respect to the base frame 21 and therewith to the vessel 1 in a direction T around a first hinge axis E (third axis in the claims) that is parallel to the horizontal Y-axis.
  • the first gripper cylinders 33 are configured to move, allow to move, dampen or constrain the foundation gripper 30 with respect to the base frame 21 in a direction M parallel to the vertical Z- axis.
  • the two second gripper cylinders 34 and the two third gripper cylinders 35 are configured to move, allow to move, dampen or constrain the foundation gripper 30 with respect to the base frame 21 in a direction K parallel to the X- axis and a direction L parallel to the Y-axis and to rotate in a direction N around the Z-axis.
  • the installation device 20 is switchable between a first mode, a second mode and a transfer mode.
  • the first mode the first support cylinders 24, the second support cylinders 25 and the third support cylinder 26 are locked, i.e. have a fixed length, and the base frame 21 has a fixed orientation with respect to the vessel 1.
  • the first, second and third support cylinders 24, 25, 26 are unlocked, i.e. are allowed to have a variable length, and the base frame 21 is allowed to move with respect to the vessel 1.
  • the transfer mode the first second and third support cylinders 24, 25, 26 are gradually transferred from the locked mode to the unlocked mode, or vice versa, and the dynamic resistance and/or mechanical impedance of the first, second and third support cylinders 24, 25, 26 is gradually adjusted.
  • the first gripper cylinders 33, the second gripper cylinders 34 and the third gripper cylinders 35 are unlocked, i.e. have a variable length, and the foundation gripper 30 is allowed to move with respect to the base frame 21, in the second mode of the installation device 20 the first, second and third gripper cylinders 33, 34, 35 are locked, i.e.
  • first, second and third gripper cylinders 33, 34, 35 are gradually transferred from the first mode to the second mode, or vice versa, and the dynamic resistance and/or mechanical impedance of the first, second and third gripper cylinders 33, 34, 35 is gradually adjusted.
  • the installation device 20 comprises an upending installation 60 that comprises an elongated main upending frame 40 and an elongated alignment frame 50.
  • the main upending frame 40 has a notional third central axis R.
  • the main upending frame 40 is at one end thereof hingeably connected to the base frame 21 near the first end 29 thereof.
  • the main upending frame 40 is hingeable with respect to the base frame 21 around a second hinge axis C (first axis in the claims) that is parallel to the horizontal Y-axis.
  • the main upending frame 40 is hingeable between a transport position wherein the third central axis R of the main upending frame 40 is substantially parallel to the horizontal X-axis, and an upended position wherein the third central axis R has a first rotation angle with respect to the horizontal X- axis between 70 and 90 degrees, preferably a first rotation angle between 75 and 85 degrees, more preferably a first rotation angle of 80 degrees.
  • the installation device 20 furthermore comprises two upending rods 41 that are hingeably connected to the base frame 21, two actuators 42 that are hingeably connected to the main upending frame 40 and that are connected to and movable along each rod 41, and a first cradle 43 attached to the main upending frame 40 at the end near the deck support 22.
  • the actuators 42 are embodied as pin and hole jacking systems wherein the actuators 42 move the upending rods 41 along the longitudinal axis thereof, thereby moving the main upending frame 40 between the transport position and the upright position.
  • the upending rods 41 are disconnectable from the base frame 21. When disconnected from the base frame 21 the upending rods 41 are secured in a horizontal position along the main upending frame 40.
  • the elongated alignment frame 50 has a notional fourth central axis S.
  • the alignment frame 50 is at one end thereof hingeably connected to the main upending frame 40 and comprises a lower tower gripper 52 that is movably attached to the alignment frame 50 near the first end 29 of the base frame, an upper tower gripper 53 that is attached to the alignment frame 50 near a second opposite end thereof, two lower tower gripper arms 55 that are hingeably connected to either side of the lower tower gripper 52, and two upper tower gripper arms 56 that are hingeably connected to either side of the upper tower gripper 53.
  • the lower and upper tower gripper arms 55, 56 are hingeable between an open position wherein the lower and upper tower gripper arms 55, 56 are hinged away from the respective lower and upper tower grippers 52, 53 as to receive or release the tower 12 of the wind turbine assembly 11, and a closed position wherein the distal ends of opposite lower and upper tower gripper arms 55, 56 meet and the lower and upper tower gripper arms 55, 56 with the respective lower and upper tower grippers 52, 53 encircle and engage the tower 12.
  • the lower and upper tower grippers 52, 53 and/or the respective lower and upper tower gripper arms 55, 56 may comprise not shown gripper pads that increase the friction between the lower and upper tower grippers 52, 53, the respective lower and upper tower gripper arms 55, 56 and the tower 12 to provide a secure fixed engagement therebetween.
  • the alignment frame 50 supports and engages the tower 12 of the wind turbine assembly 11 wherein the second central axis Q of the tower 12 and the fourth central axis S of the alignment frame 50 are substantially parallel to each other.
  • the alignment frame 50 is hingeable with respect to the main upending frame 40 around a third hinge axis D (fourth axis in the claims) that is parallel to the horizontal Y-axis and that, in this example, coincides with the second hinge axis C.
  • the alignment frame 50 is hingeable between a standby position wherein the fourth central axis S of the alignment frame 50 is substantially parallel to the third central axis R of the main upending frame 40, and an aligned position wherein a second rotation angle b between the fourth central axis S and the third central axis R is between 0 and 20 degrees, preferably between 5 and 15 degrees, more preferably equal to 10 degrees.
  • the fourth central axis S is substantially parallel to the first central axis P of the foundation 10 and the second central axis Q of the tower 12 coincides with the first central axis P.
  • the main upending frame 40 hinges around the second hinge axis C and the alignment frame 50 hinges around the third hinge axis D they jointly tilt the tower 12 around a tower tilting axis A (second axis in the claims) between the transport position for the tower 12 and the upended position of the tower 12 for positioning the tower 12 above the foundation 10.
  • the tower tilting axis A coincides with the second hinge axis C and the third hinge axis D.
  • the weight is at least partly supported by the foundation 10.
  • the weight is distributed between the foundation 10 and the deck support 22.
  • the first support cylinders 24, the second support cylinders 25 and the third support cylinder 26, as part of the active motion compensation system, may provide additional support and motion compensation with respect to the deck 3. In this example the motions in five degrees of freedom are compensated. Only motions of the tower 12 with respect to the hull 2 around the tower tilting axis A remain uncompensated by these components.
  • the installation device 20 furthermore comprises two first alignment cylinders 51 that are hingeably connected between the main upending frame 40 and the alignment frame 50.
  • the first alignment cylinders 51 are configured to move the alignment frame 50 between the standby position and the aligned position.
  • the first alignment cylinders 51 are further configured to compensate the residual motions of the upending frame 40 around the tower tilting axis A, as part of the active motion compensation system. As a result the motions of the tower 12 with respect to the hull 2 in all six degrees of freedom are compensated, in particular also around the tower tilting axis A.
  • the first alignment cylinders 51 move the alignment frame 50 with respect to the main upending frame 40 in the X and Y direction, as a result the second rotation angle b varies up to plus and minus 10 degrees.
  • the relative motions between the foundation 10 and the wind turbine assembly 11 caused by the wave induced motions of the vessel 1 are reduced to a minimum so that the wind turbine assembly 11 can be installed onto the foundation 10 in a safe manner.
  • the installation device 20 comprises two second alignment cylinders 54 between the main upending frame 40 and the lower tower gripper 52 for moving the lower tower gripper 52 along the alignment frame 50 in the Z-direction parallel to the fourth central axis S.
  • the upper tower gripper 53 may be movably attached to the alignment frame 50 to move with the tower 12 when lowered.
  • the lower tower gripper 52 and the upper tower gripper 53 may also be mechanically or structurally interconnected so that they move jointly with respect to the alignment frame 50.
  • the second alignment cylinders 54 are configured to lower the lower tower gripper 52, and therewith to lower the aligned tower 12 onto the foundation 10.
  • the lower tower gripper 52 is configured to translate with respect to the base frame 21 in the X and Y directions and to rotate around the Z- axis to accurately align the tower base of the tower 12 with the top of the foundation 10.
  • the tower base and the top of the foundation 10 will comprise corresponding flanges that are connected to each other by multiple bolted connections.
  • the lower tower gripper 52 is used to align the corresponding flanges and the bolt holes therein .
  • the first support cylinders 24, the second support cylinders 25, the third support cylinders 26, the first gripper cylinders 33, the second gripper cylinders 34, the third gripper cylinders 35, the first alignment cylinders 51, and the second alignment cylinders 54 are hydraulic cylinders that are, together with the actuators 42 of the upending rods 41, connected to a not shown hydraulic power pack via a not shown hydraulic controller of the installation device 20.
  • the hydraulic controller is configured to hydraulically switch between the first mode, the second mode and the transfer mode of the installation device 20, to perform the active motion compensation and to control the dynamic resistance and/or mechanical impedance of the components.
  • the first support cylinders 24, the second support cylinders 25, the third support cylinders 26, the first gripper cylinders 33, the second gripper cylinders 34, the third gripper cylinders 35, the first alignment cylinders 51, the second alignment cylinders 54, and the actuators 42 can also be hydraulically switched and/or controlled by the hydraulic controller independent of the mode of the installation device 20.
  • the installation device 20 omits the foundation gripper 30.
  • the base of the tower 12 is directly hingeably connected to the top of the foundation 10.
  • the tower 12 is tiltable around tilting axis A that is located on the top of the foundation. During installation of the wind turbine assembly 11 the weight thereof is at least partly supported by the foundation 10.
  • FIGS. 4A-F The installation sequence of installing the wind turbine assembly 11 on the offshore wind turbine foundation 10 is shown in figures 4A-F .
  • the wind turbine assembly 11 Prior to this sequence the wind turbine assembly 11 is loaded onto the installation device 20 by lowering it onto the first cradle 43, the lower tower gripper 52 and the upper tower gripper 53 in a substantially horizontal transport position in which it is orientated parallel to the X-axis and in which the second central axis Q of the tower 12 is substantially parallel to the third central axis R of the main upending frame 40 and the fourth central axis S of the alignment frame 50.
  • the center of gravity of the wind turbine assembly 11 is positioned substantially above the pendulum 23 so that the weight of the wind turbine assembly 11 is mainly transferred to the deck 3 through the via the pendulum 23 and the deck support 22 to the deck 3 thereby keeping the first support cylinders 24, the second support cylinders 25 and the third support cylinders 26 mainly unloaded.
  • the lower tower gripper arms 55 and the upper tower gripper arms 56 are in the closed position engaged around and fixedly gripping the tower 12.
  • the vessel 1 sails or is sailed from the loading location to the foundation 10.
  • the vessel 1 is then maneuvered to near the foundation 10 using a positioning system.
  • the vessel 1 is positioned such that the foundation gripper 30 in its open position is close to the foundation 10 as shown in figure 4A.
  • the installation device 20 is in the first mode with the first support cylinders 24, the second support cylinders 25 and the third support cylinder 26 locked so that the base frame 21, and therewith the wind turbine assembly 11, has a fixed orientation with respect to the vessel 1 and moves along with the wave induced motions of the vessel 1.
  • the vessel 1 moves or is moved towards the foundation 10 so that the opened foundation gripper 30 receives the foundation 10.
  • the gripper arms 32 of the foundation gripper 30 are then closed around the foundation 10 and the foundation gripper 30 engages and fixedly grips the foundation 10.
  • the first gripper cylinders 33, the second gripper cylinders 34 and the third gripper cylinders 35 are or remain unlocked so that the base frame 21, and therewith the wind turbine assembly 11, can move with the vessel 1 with respect to the foundation gripper 30 that is fixed to the foundation 10.
  • the installation device 20 is switched from the first mode, via the transfer mode to the second mode.
  • the first support cylinders 24, the second support cylinders 25 and the third support cylinder 26 are unlocked by gradually reducing their resistance whereby the base frame 21 is gradually allowed to move with respect to the vessel 1 within the range of the pendulum 23.
  • the first gripper cylinders 33, the second gripper cylinders 34 and the third gripper cylinders 35 are locked by gradually increasing their resistance.
  • the relative motions of the foundation gripper 30 with respect to the base frame 21 are gradually reduced until the first gripper cylinders 33, the second gripper cylinders 34 and the third gripper cylinders 35 are completely locked and the translational motions in the X, Y and Z directions and the rotational motions around the X- axis and the Z-axis of the foundation gripper 30 with respect to the base frame 21 are substantially equal to zero.
  • the base frame 21 is only rotatable with respect to the foundation gripper 30 around the first hinge axis E in direction T.
  • the base frame 21 is now mainly suspended by the first gripper cylinders 33 that are supported by the foundation 10 via the foundation gripper 30, and the pendulum 23 that is suspended from the deck support 22 on the vessel 1.
  • the base frame 21 hinges relative to the foundation 10 around the first hinge axis E as a result of the motions of the vessel 1.
  • the first support cylinders 24, the second support cylinders 25 and the third support cylinder 26 dampen the relative motions of the vessel 1 with respect to the base frame 21 without supporting or supporting only a small portion of the weight of the wind turbine assembly 11.
  • the upending rods 41 are upended and connected to the base frame 21.
  • the actuators 42 then move upwards along the upending rod 41 therewith moving the main upending frame 40 from the transport position parallel to the X-axis, to the upended position.
  • the first rotation angle is 80 degrees.
  • the first alignment cylinders 51 move the alignment frame from the standby position wherein the fourth central axis S of the alignment frame 50 is substantially parallel to the third central axis R of the main upending frame 40, to the aligned position wherein in this example the second rotation angle b between the fourth central axis S and the third central axis R is 10 degrees.
  • the main upending frame 40 can rotate only around the first hinge axis E as a result of the motions of the vessel 1.
  • the first alignment cylinders 51 can compensate for these residual motions of the main upending frame 40 with respect to the foundation 10 by moving the alignment frame 50 with respect to the main upending frame 40.
  • the first alignment cylinders 51 only bear a small part of the weight of the wind turbine assembly 11. As the tower 12 is close to an upright position the main part of the weight is supported by the foundation 10.
  • the alignment frame 50 holds the tower 12 in an aligned position with respect to the foundation 10 wherein the first central axis P of the foundation 10 and the second central axis Q of the tower 12 substantially coincide.
  • the second alignment cylinders 54 lower the tower 12 towards and onto the foundation 10.
  • the lower tower gripper 52 Prior to, during or after lowering of the tower 12 the lower tower gripper 52 is used to accurately align the base of the tower 12 with the top of the foundation 10 in order to make the final connection therebetween. For instance to align the bolt holes of corresponding flanges and to install the bolted connections therebetween .
  • the steps for installing the wind turbine assembly 11 onto the foundation 10 are performed in the reversed order.
  • the upending rods 41 are lowered and released from the base frame 21.
  • the installation device 20 is switched from the second mode, via the transfer mode to the first mode wherein the base frame 21 moves with the vessel 1 with respect to the foundation gripper 30 that is fixed to the foundation 10.
  • the foundation gripper 30 is opened and the vessel 1 moves or is moved away from the foundation 10 as to release it from the foundation gripper 30.
  • the wind turbine assembly 11 is loaded onto the installation device 20 the above described sequence is repeated at a next foundation 10.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Ocean & Marine Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Wind Motors (AREA)

Abstract

L'invention se rapporte à un navire ayant un dispositif d'installation pour l'installation d'une tour d'un ensemble éolienne sur une fondation, le navire comprenant une coque flottante ayant un pont et le dispositif d'installation comprenant un cadre de base, une suspension entre le pont et le cadre de base, et une installation de redressement qui supporte la tour, l'installation de redressement étant reliée de manière articulée au cadre de base pour une articulation autour d'un premier axe horizontal, le dispositif d'installation pouvant être commuté entre un premier mode dans lequel le cadre de base est supporté de manière fixe sur le pont, et un second mode dans lequel le cadre de base est supporté de manière mobile sur le pont, et l'installation de redressement étant articulée autour du premier axe pour incliner la tour autour d'un second axe horizontal entre une position de transport pour la tour et une position redressée de la tour.
PCT/NL2020/050308 2019-05-15 2020-05-14 Dispositif et procédé d'installation d'ensemble éolienne Ceased WO2020231261A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP20727741.9A EP3969746A1 (fr) 2019-05-15 2020-05-14 Dispositif et procédé d'installation d'ensemble éolienne

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL2023137 2019-05-15
NL2023137A NL2023137B1 (en) 2019-05-15 2019-05-15 Wind turbine assembly installation device and method

Publications (1)

Publication Number Publication Date
WO2020231261A1 true WO2020231261A1 (fr) 2020-11-19

Family

ID=67002319

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/NL2020/050308 Ceased WO2020231261A1 (fr) 2019-05-15 2020-05-14 Dispositif et procédé d'installation d'ensemble éolienne

Country Status (3)

Country Link
EP (1) EP3969746A1 (fr)
NL (1) NL2023137B1 (fr)
WO (1) WO2020231261A1 (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113895579A (zh) * 2021-10-27 2022-01-07 杨雪梅 一种海上大吨位风电安装平台
WO2022108456A1 (fr) * 2020-11-20 2022-05-27 Ægir Harvest As Appareil de manipulation et procédé d'accouplement d'un module
WO2022177430A1 (fr) 2021-02-19 2022-08-25 Barge Master Ip B.V. Ensemble offshore comprenant une plateforme de compensation de mouvement portant un objet ayant une hauteur de 30 à 50 mètres ou plus, plateforme de compensation de mouvement, ainsi que l'utilisation de l'ensemble
CN115258056A (zh) * 2022-09-19 2022-11-01 南通泰胜蓝岛海洋工程有限公司 一种用于海上钢管桩的一体式运输翻转工艺
WO2023242427A3 (fr) * 2022-06-17 2024-02-15 Itrec B.V. Grue et procédé d'assemblage et d'installation d'éoliennes en mer
CN117927428A (zh) * 2024-03-21 2024-04-26 山西禄泽重工科技有限公司 一种海上风力发电机安装结构
JP2024082745A (ja) * 2022-12-09 2024-06-20 寄神建設株式会社 洋上風車一括施工船及び洋上風車の施工方法
CN119266617A (zh) * 2024-11-22 2025-01-07 山西省邮电建设工程有限公司 一种通讯基站塔安装设备

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006080850A1 (fr) * 2005-01-28 2006-08-03 Mpu Enterprise As Dispositif pour transporter des structures sur l'eau
CN101169108A (zh) * 2006-10-25 2008-04-30 天津市海恩海洋工程技术服务有限公司 海上风力发电塔结构及其安装方法
CN103807115A (zh) * 2014-01-31 2014-05-21 中交一航局第二工程有限公司 海上风力发电机组水平组装整体翻转竖立装置及施工方法
WO2018151594A1 (fr) * 2017-02-14 2018-08-23 Marine Innovators B.V. Structure d'installation d'éolienne en mer

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006080850A1 (fr) * 2005-01-28 2006-08-03 Mpu Enterprise As Dispositif pour transporter des structures sur l'eau
CN101169108A (zh) * 2006-10-25 2008-04-30 天津市海恩海洋工程技术服务有限公司 海上风力发电塔结构及其安装方法
CN103807115A (zh) * 2014-01-31 2014-05-21 中交一航局第二工程有限公司 海上风力发电机组水平组装整体翻转竖立装置及施工方法
WO2018151594A1 (fr) * 2017-02-14 2018-08-23 Marine Innovators B.V. Structure d'installation d'éolienne en mer

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022108456A1 (fr) * 2020-11-20 2022-05-27 Ægir Harvest As Appareil de manipulation et procédé d'accouplement d'un module
WO2022177430A1 (fr) 2021-02-19 2022-08-25 Barge Master Ip B.V. Ensemble offshore comprenant une plateforme de compensation de mouvement portant un objet ayant une hauteur de 30 à 50 mètres ou plus, plateforme de compensation de mouvement, ainsi que l'utilisation de l'ensemble
NL2027600A (nl) * 2021-02-19 2022-09-27 Barge Master Ip B V Offshore samenstel omvattende een bewegingscompensatie-platform met daarop een object met een hoogte van 30-50 meter of meer, bewegingscompensatie platform, alsmede gebruik van het samenstel.
US11919611B2 (en) 2021-02-19 2024-03-05 Barge Master Ip B.V. Offshore assembly comprising a motion compensation platform carrying an object with a height of 30-50 meters or more, motion compensation platform, as well as use of the assembly
CN113895579A (zh) * 2021-10-27 2022-01-07 杨雪梅 一种海上大吨位风电安装平台
CN113895579B (zh) * 2021-10-27 2023-09-05 张晓飞 一种海上大吨位风电安装平台
WO2023242427A3 (fr) * 2022-06-17 2024-02-15 Itrec B.V. Grue et procédé d'assemblage et d'installation d'éoliennes en mer
CN115258056A (zh) * 2022-09-19 2022-11-01 南通泰胜蓝岛海洋工程有限公司 一种用于海上钢管桩的一体式运输翻转工艺
JP2024082745A (ja) * 2022-12-09 2024-06-20 寄神建設株式会社 洋上風車一括施工船及び洋上風車の施工方法
JP7579588B2 (ja) 2022-12-09 2024-11-08 寄神建設株式会社 洋上風車一括施工船及び洋上風車の施工方法
CN117927428A (zh) * 2024-03-21 2024-04-26 山西禄泽重工科技有限公司 一种海上风力发电机安装结构
CN117927428B (zh) * 2024-03-21 2024-05-28 山西禄泽重工科技有限公司 一种海上风力发电机安装结构
CN119266617A (zh) * 2024-11-22 2025-01-07 山西省邮电建设工程有限公司 一种通讯基站塔安装设备

Also Published As

Publication number Publication date
NL2023137B1 (en) 2020-12-01
EP3969746A1 (fr) 2022-03-23

Similar Documents

Publication Publication Date Title
WO2020231261A1 (fr) Dispositif et procédé d'installation d'ensemble éolienne
EP3559530B1 (fr) Procédé d'installation d'un pieu conçu pour supporter une éolienne en mer
EP3746390B1 (fr) Dispositif et procédé pour fournir un objet effilé dimensionnable présentant une direction longitudinale dans un fond sous-marin
TWI808223B (zh) 用於在外端翻轉具有縱向方向之管狀元件的裝置及方法
EP3826953B1 (fr) Outil de couplage destiné à être relié à une extrémité extérieure d'un élément tubulaire pour le redressement de l'élément et une méthode correspondate pour cela
EP2885239B1 (fr) Grue de mer
NL2027591B1 (en) Blade installation device and method for installing, de-installation or maintenance of a blade of an offshore wind structure
RU2619791C2 (ru) Манипулирование грузами в морской акватории
GB2479232A (en) Transporting structures, eg offshore structures, eg wind turbines
US12338789B2 (en) Installation of a rotor blade in horizontal orientation to the hub of a horizontal axis offshore wind turbine that is located offshore
JP2023539416A (ja) 風力タービンのコンポーネントを配置するための装置および方法
NO348376B1 (en) System for lifting and moving heavy objects between a storage area and a target area.
US9738354B2 (en) Lifting device, vessel and method for removal and/or installation of at least one part of a sea platform
EP4409135A1 (fr) Installation de pale pour éolienne en haute mer
WO2019042509A2 (fr) Éolienne dotée d'un système de transport pour déplacer des composants de chaîne cinématique
DK181248B1 (en) Roll and pitch compensating platform for a vessel and method for onloading a structure, e.g. a wind turbine structure from a vessel
CN113023095A (zh) 海上风电安装船用塔筒固定装置及塔筒运输工装
WO2023006468A1 (fr) Appareil d'installation de pale d'éolienne et procédé d'installation d'une pale d'éolienne
NL2028204B1 (en) Vessel, device and method for the manipulation of wind turbine blades

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 20727741

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

ENP Entry into the national phase

Ref document number: 2020727741

Country of ref document: EP

Effective date: 20211215