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WO2025140219A1 - Procédé d'installation pour éolienne en mer - Google Patents

Procédé d'installation pour éolienne en mer Download PDF

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Publication number
WO2025140219A1
WO2025140219A1 PCT/CN2024/141999 CN2024141999W WO2025140219A1 WO 2025140219 A1 WO2025140219 A1 WO 2025140219A1 CN 2024141999 W CN2024141999 W CN 2024141999W WO 2025140219 A1 WO2025140219 A1 WO 2025140219A1
Authority
WO
WIPO (PCT)
Prior art keywords
tower
docking
supporting
tower section
floating foundation
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.)
Pending
Application number
PCT/CN2024/141999
Other languages
English (en)
Chinese (zh)
Inventor
沈星星
张竹
程伟
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.)
Goldwind Pioneer Technology Yancheng Co Ltd
Jiangsu Goldwind Science and Technology Co Ltd
Original Assignee
Goldwind Pioneer Technology Yancheng Co Ltd
Jiangsu Goldwind Science and Technology Co Ltd
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 Goldwind Pioneer Technology Yancheng Co Ltd, Jiangsu Goldwind Science and Technology Co Ltd filed Critical Goldwind Pioneer Technology Yancheng Co Ltd
Publication of WO2025140219A1 publication Critical patent/WO2025140219A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • 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
    • 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
    • F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00

Definitions

  • the present application relates to the technical field of wind power generation, and in particular to a method for installing an offshore wind turbine generator set.
  • the construction process of offshore floating units is mainly to assemble the wind turbines onto the floating foundation by crane at the dock, and then transport them to the offshore machine site by wet dragging, and then fix them to complete the installation of the offshore wind turbine generator set.
  • the embodiment of the present application provides an installation method for an offshore wind turbine generator set, which can realize the direct installation operation of the wind turbine generator set at sea, adapt to the conditions of offshore installation, improve the installation capacity of the offshore unit, and reduce the installation cost.
  • a method for installing an offshore wind turbine generator set comprising:
  • a docking device is provided, and the docking device is movably fixed on the floating foundation, wherein the docking device comprises an annular body and a docking cavity penetrating the docking device;
  • a compensating device is connected to the sling, and the sling is connected to the hoisted object through the compensating device.
  • the compensating device includes a fixing mechanism and an adjusting mechanism.
  • the adjusting mechanism is arranged on the fixing mechanism and is configured to be movable relative to the fixing mechanism to absorb the shaking of the hoisted object.
  • the supporting tower is hoisted by using the compensation device, and the supporting tower is inserted into the docking cavity and connected to the floating foundation;
  • the docking device is moved along the axial direction of the supporting tower to an end of the supporting tower away from the floating foundation and is movably fixed to the outer wall of the supporting tower;
  • the compensating device is used to hoist the power generation assembly, which includes an impeller, a nacelle and a connecting tower connected to the nacelle.
  • the connecting tower is inserted into the docking cavity and connected to the supporting tower.
  • the supporting tower includes a plurality of tower sections, and the steps of hoisting the supporting tower using a compensation device, inserting the supporting tower into the docking cavity and connecting it to the floating foundation include:
  • the docking device is moved axially to an end of the first tower section away from the floating foundation and fixed;
  • the docking device includes a limiter, which is arranged at one end of the annular body and protrudes toward the docking cavity, and a limiter protrusion is arranged on the limiter, and the tower section includes a connecting plate protruding from the outer wall, and a connecting hole is arranged on the connecting plate;
  • the steps of using the compensation device to hoist the second tower section, inserting the second tower section into the docking cavity and connecting it to the first tower section include: docking the connecting plate of the second tower section with the limiting body and inserting the limiting protrusion into the connecting hole so that the limiting body supports the second tower section.
  • the docking device includes a telescopic assembly, one end of the telescopic assembly is connected to the limiting body and the other end is connected to the annular body;
  • the step of docking the connecting plate of the second tower section to the limiting body and inserting the limiting protrusion into the connecting hole so that the limiting body supports the second tower section it also includes: controlling the telescopic assembly to retract toward the docking cavity to drive the limiting body and the second tower section to move toward the first tower section until the two are docked.
  • the docking device includes a rotating member, which is arranged at one end of the annular body and connected to the limiting body;
  • the step of docking the connecting plate of the second tower section to the limiting body and inserting the limiting protrusion into the connecting hole so that the limiting body supports the second tower section it also includes: controlling the rotating part to rotate circumferentially along the first tower section to drive the limiting body to rotate until the docking reference line of the limiting body matches the docking reference line of the first tower section.
  • the compensation device includes a rotating member, which is connected to the adjustment mechanism and is configured to drive the adjustment mechanism to rotate;
  • the steps of hoisting the second tower section by using the compensation device, inserting the second tower section into the docking cavity and connecting it with the first tower section include: using the rotating member to drive the adjustment mechanism to rotate to drive the second tower section to rotate until the docking reference line of the second tower section matches the docking reference line of the first tower section.
  • the docking device includes a locking member, which is disposed on the annular body;
  • the step of moving the docking device along the axial direction of the supporting tower to an end of the supporting tower away from the floating foundation and fixing it comprises: fixing the docking device on the supporting tower by using a locking piece.
  • the locking member includes a fixing pin, and the outer wall of the supporting tower is provided with a movable guide rail, and the movable guide rail is provided with a positioning hole;
  • the step of moving the docking device along the axial direction of the supporting tower to the end of the supporting tower away from the floating foundation and fixing it includes: after moving the docking device along the movable guide rail to the end of the supporting tower away from the floating foundation, using a fixing pin to be inserted into the positioning hole to fix the docking device on the supporting tower.
  • the annular body includes a first annular body and a second annular body that are movably connected, the first annular body and the second annular body enclose an adjustable docking cavity, and the step of moving the docking device along the axial direction of the supporting tower to an end of the supporting tower away from the floating foundation and fixing it includes:
  • the second ring body is fixed and the first ring body is moved axially toward a side gradually away from the second ring body, wherein the space of the docking cavity is adjusted;
  • the first ring body moves to the end of the supporting tower away from the floating foundation, the first ring body is fixed and the second ring body moves axially toward a side gradually approaching the first ring body;
  • the second ring body moves to the end of the supporting tower away from the floating foundation, the second ring body is fixed and enclosed with the first ring body to form an adjusted docking cavity.
  • the compensation device includes a sling, which is connected to an adjustment mechanism and has an adjustable position on the adjustment mechanism.
  • the steps of slinging the support tower using the compensation device, inserting the support tower into the docking cavity and connecting it to the floating foundation include:
  • the compensation device before the step of using the compensation device to hoist the power generation assembly and inserting the connecting tower into the docking cavity and connecting it to the supporting tower, it also includes:
  • the machine head is hoisted onto the installation column.
  • the machine head includes a nacelle, a hub connected to the nacelle, and a connecting tower.
  • the machine head is connected to the installation column through the connecting tower.
  • a plurality of blades are hoisted onto a hub to obtain an impeller.
  • a plurality of connection ports are provided on the hub, and the step of hoisting a plurality of blades onto the hub to obtain an impeller includes:
  • the nose also includes a yaw system, and the nose is connected to the mounting column through the yaw system.
  • the step of hoisting multiple blades to the hub to obtain the impeller it also includes: using the yaw system to rotate the cabin and the impeller, and the impeller has a hoisting space.
  • the embodiment of the present application provides an installation method for an offshore wind turbine generator set, which is provided by installing a docking device on a floating foundation, inserting a supporting tower into a docking cavity of the docking device by using a compensation device, and then connecting the supporting tower to the floating foundation, so that the docking device can provide a preliminary docking position for the supporting tower and fix it, and at the same time, the compensation device can buffer the process of hoisting, overcome the shaking of offshore operations, and make the installation process of the supporting tower more stable, in line with the offshore operation environment and meet the installation conditions, and then hoist the power generation component by using the compensation device and also form a docking fixation through the docking device, completing the installation operation of the offshore unit, and the coordination of the docking device and the compensation device improves the stability of the offshore hoisting process, has the ability to perform hoisting operations at sea, and reduces the risks during the hoisting process.
  • performing installation operations at sea also avoids performing operations at the dock, avoids replacing large cranes and measures to
  • FIG1 is a flow chart of an installation method of an offshore wind turbine generator set according to an embodiment of the present application
  • FIG3 is a process diagram of an installation method of an offshore wind turbine generator set according to an embodiment of the present application.
  • FIG4 is a process diagram of an installation method of an offshore wind turbine generator set according to an embodiment of the present application.
  • FIG5 is a process diagram of an installation method of an offshore wind turbine generator set according to an embodiment of the present application.
  • FIG6 is a process diagram of an installation method of an offshore wind turbine generator set according to an embodiment of the present application.
  • FIG. 7 is a process diagram of an installation method of an offshore wind turbine generator set according to an embodiment of the present application.
  • An embodiment of the present application provides a method for installing an offshore wind turbine generator set, by arranging a telescopic component 50 in a docking device 100, connecting the telescopic component 50 between the annular body 10 and the limiting body 40, and utilizing its telescopic performance to drive the tower section abutting against the limiting body 40 to move, thereby shortening the distance between the tower sections during the docking process, so that the end flanges of the two can form a full docking, providing a guarantee for the subsequent installation bolts and torque tightening.
  • the rotating member 60 may adopt different structural forms, for example, driving the ring gear to rotate through gear transmission, etc.
  • the present application does not specifically limit the specific structure of the rotating member 60, and it only needs to be able to drive the limiting body 40 to rotate and adjust.
  • An embodiment of the present application provides a method for installing an offshore wind turbine generator set, by arranging a rotating member 60 in the docking device 100 to drive the limiting body 40 to be rotatably adjusted, so that the limiting body 40 and the first tower section 501 have a matching docking reference line, thereby providing a guarantee for the subsequent precise docking of the second tower section 502 with the first tower section 501.
  • the steps of using the compensation device 300 to hoist the second tower section 502, inserting the second tower section 502 into the docking cavity and connecting it to the first tower section 501 include: using the rotating member 70 to drive the adjustment mechanism 30 to rotate to drive the second tower section 502 to rotate until the docking reference line of the second tower section 502 matches the docking reference line of the first tower section 501.
  • the docking reference line of the second tower section 502 can be adjusted by using the rotating member 70 during the hoisting process of the second tower section 502, so that it matches the reference line of the limit body 40 in the docking device 100, that is, matches the reference line of the first tower section 501, thereby achieving precise docking of the second tower section 502 with the first tower section 501.
  • the rotating member 70 can be rotated by gear transmission and can be set on the top of the fixing mechanism 20 and the adjusting mechanism 30, so as to drive the fixing mechanism 20 and the adjusting mechanism 30 to rotate at the same time.
  • the present application does not specifically limit the specific structure and rotation form of the rotating member 70, and it is only necessary to ensure that the reference line of the second tower section 502 can be rotated and adjusted.
  • the embodiment of the present application provides a method for installing an offshore wind turbine generator set.
  • a rotating part 70 in the compensation device 300 By setting a rotating part 70 in the compensation device 300, the rotation adjustment of the tower section during the lifting process is realized, so that the docking reference line is matched with the docking device 100, thereby smoothly realizing the precise docking of the tower section, having better adjustable performance, and providing convenience for the docking process.
  • the docking device 100 includes a locking member 80 , and the locking member 80 is disposed on the annular body 10 ;
  • the docking device 100 After the supporting tower 500 is plugged into the docking device 100 and connected to the floating foundation 200 by bolts, the docking device 100 has completed the docking task at this position and needs to be moved upward along the axial direction of the tower until it reaches the top of the supporting tower 500.
  • the device is locked by a locking member 80 in this embodiment.
  • the present application does not specifically limit the structure of the locking member 80, which can be fixed in a plug-in or abutment manner.
  • An embodiment of the present application provides an installation method for an offshore wind turbine generator set.
  • the docking device 100 is easily fixed after being moved axially, thereby providing a guarantee for the subsequent docking process.
  • the locking member 80 includes a fixing pin, and the outer wall of the supporting tower 500 is provided with a movable guide rail, and the movable guide rail is provided with a positioning hole;
  • the step of moving the docking device 100 along the axial direction of the supporting tower 500 to the end of the supporting tower 500 away from the floating foundation 200 and fixing it includes: after moving the docking device 100 along the movable guide rail to the end of the supporting tower 500 away from the floating foundation 200, using a fixing pin to be inserted into the positioning hole to fix the docking device 100 on the supporting tower 500.
  • a movable guide rail is provided on the outer wall of the support tower 500.
  • a guide is provided for the movement of the docking device 100 on the outer wall, so that the docking device 100 is easy to move and adjust.
  • a positioning hole is provided on the movable guide rail, and the locking member 80 adopts a fixed pin structure.
  • the fixed pin can be inserted into the positioning hole on the movable guide rail, thereby locking the docking device 100 by plugging, so as to facilitate subsequent docking at this position.
  • An embodiment of the present application provides an installation method for an offshore wind turbine generator set.
  • a locking method in which a fixing pin is inserted into a positioning hole, a feasible method is provided for fixing the docking device 100, which facilitates automatic fixing and also provides guidance for the movement and adjustment of the docking device 100.
  • the annular body 10 includes a first annular body 11 and a second annular body 12 that are movably connected, the first annular body 11 and the second annular body 12 enclose an adjustable docking cavity, the first annular body 11 and the second annular body 12 are respectively provided with locking members 80, and the steps of moving the docking device 100 along the axial direction of the supporting tower 500 to an end of the supporting tower 500 away from the floating foundation 200 and fixing the docking device 100 include:
  • the first ring body 11 and the second ring body 12 are respectively provided with a locking piece 80.
  • step S41 the locking piece 80 of the first ring body 11 is disconnected from the support tower 500 and the locking piece 80 of the second ring body 12 is connected to the support tower 500, so that the second ring body 12 is fixed to the outer wall of the support tower 500, and the first ring body 11 moves axially toward a side gradually away from the second ring body 12. Since the first ring body 11 and the second ring body 12 are axially away from each other, the space of the docking cavity enclosed by the two is also adjusted.
  • step S42 when the first ring body 11 moves to the end of the supporting tower 500 away from the floating foundation 200, the locking piece 80 of the first ring body 11 is connected to the supporting tower 500 and the locking piece 80 of the second ring body 12 is disconnected from the supporting tower 500, thereby fixing the first ring body 11 on the outer wall of the supporting tower 500, and the second ring body 12 moves axially toward the side gradually approaching the first ring body 11, and the distance between the two gradually decreases.
  • step S42 When the first ring body 11 gradually moves to the top of the supporting tower 500, the locking piece 80 of the first ring body 11 fixes it at the top. At this time, the locking piece 80 of the second ring body 12 is opened, and the hydraulic cylinder drives the first ring body 11 to move toward the top. Similarly, after moving to the top of the supporting tower 500, in step S43, the locking piece 80 is used to fix it at this position, thereby completing the entire movement process of the docking device 100.
  • An embodiment of the present application provides a method for installing an offshore wind turbine generator set, by configuring a docking device 100 to be a first ring body 11 and a second ring body 12 that are movably connected, and utilizing the relative mobility of the two to achieve movement and adjustment of the docking device 100, so that the docking device 100 has higher stability when moving on the outer wall of the supporting tower 500.
  • the compensation device 300 includes a sling 90, which is connected to the adjustment mechanism 30 and has an adjustable position on the adjustment mechanism 30.
  • the steps of slinging the support tower 500 by using the compensation device 300, inserting the support tower 500 into the docking cavity and connecting it to the floating foundation 200 include:
  • the sling 90 is connected to the supporting tower 500 and the supporting tower 500 is hoisted.
  • the sling 90 Before using the sling 90 to connect with the support tower 500, adjust the position of the sling 90 on the adjustment mechanism 30, usually adjust it to a vertical downward state.
  • the sling 90 can be connected to the support tower 500 through a suspension beam arranged in the middle, thereby avoiding direct contact between the sling 90 and the support tower 500 and having better lifting stability.
  • An embodiment of the present application provides a method for installing an offshore wind turbine generator set.
  • the sling 90 has flexible adjustment diversity, can better adapt to different environments, and form a more stable connection with the supporting tower 500, ensuring balance and stability during the lifting process.
  • the step further includes:
  • the machine head is hoisted onto the mounting column 2.
  • the machine head includes a nacelle 700, a hub connected to the nacelle 700, and a connecting tower 800.
  • the machine head is connected to the mounting column 2 via the connecting tower 800.
  • the installation platform 1 is a fixed platform and will not float with the waves.
  • the installation platform 1 can be a self-elevating platform, and installation columns 2 are set on the installation platform 1 to provide support for subsequent power generation components.
  • the nacelle 700, the hub and the connecting tower 800 can be pre-installed on land in advance, and then transported to the sea as a whole and hoisted onto the mounting column 2, or they can be split into individuals and hoisted separately at sea.
  • the purpose of hoisting the machine head onto the mounting column 2 is to complete the installation of multiple blades 600. After the machine head is connected to the mounting column 2, the blades 600 are hoisted by the hoist 400 and connected to the hub to finally obtain the impeller.
  • a single blade 600 clamp can be used for separately hoisting multiple blades 600.
  • the installation platform 1 since the entire hoisting process is carried out on the installation platform 1, the installation platform 1 is fixed on the sea and has higher stability, which is different from the shaking environment when the supporting tower 500 is hoisted on the floating foundation 200. Therefore, the above hoisting on the installation platform 1 may not utilize the compensation device 300.
  • the impeller, the impeller, the nacelle 700 and the connecting tower 800 together form a power generation component.
  • the above components are assembled at sea using the installation platform 1. Subsequently, the power generation component as a whole is hoisted from the installation column 2 to the supporting tower 500 on the connected floating foundation 200 to obtain the final wind turbine generator set.
  • a plurality of connection ports are provided on the hub, and the steps of hoisting a plurality of blades 600 onto the hub to obtain an impeller include:
  • the wheel hub can be optionally rotated using a turning tool inside the machine head so that one of the connection ports on the wheel hub faces horizontally.
  • a pitch bearing is usually provided at the connection port to realize the pitch process of the blade 600.
  • the embodiment of the present application provides an installation method for an offshore wind turbine generator set, which realizes the assembly of the blade 600 by rotating the hub and maintaining a horizontal direction with the hoisted blade 600, which is conducive to completing the installation connection of the blade 600 and improving the stability of the connection of the blade 600.
  • the nose also includes a yaw system, and the nose is connected to the mounting column 2 through the yaw system. After the step of hoisting multiple blades 600 to the hub to obtain the impeller, it also includes: using the yaw system to rotate the cabin 700 and the impeller so that the impeller has hoisting space.
  • the yaw system in this embodiment may be a system provided by the nose of the aircraft, and its main function is to be able to perform rotational adjustment on the nacelle 700 and the impeller hoisted onto the mounting column 2 .
  • the yaw system may be used to firstly rotate and adjust the direction of the hub so that the hub faces the hanger 400 , thereby facilitating docking with the blade 600 .
  • the embodiment of the present application provides a method for installing an offshore wind turbine generator set.
  • the rotation adjustment of the power generation component is achieved, which has better adjustment flexibility, facilitates adjustment to a better installation position, and is conducive to the completion of offshore installation.

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

Abstract

L'invention concerne un procédé d'installation pour une éolienne en mer, comprenant : la fourniture d'un dispositif d'amarrage (100), et la fixation mobile du dispositif d'amarrage à une fondation flottante (200), le dispositif d'amarrage comprenant un corps annulaire (10) et une cavité d'amarrage pénétrant à travers celui-ci ; la liaison d'un dispositif de compensation (300) à un appareil de levage (400), l'appareil de levage étant relié à un objet hissé au moyen du dispositif ; l'utilisation de l'appareil de levage pour lever une tour de support (500), et l'insertion de la tour de support dans la cavité d'amarrage et la liaison de celle-ci à la fondation flottante (200) ; le déplacement du dispositif d'amarrage vers l'extrémité de la tour de support à l'opposé de la fondation flottante dans la direction axiale de la tour de support et la fixation mobile de celui-ci à la paroi externe de la tour de support ; et l'utilisation du dispositif de compensation pour lever un ensemble de production d'énergie, l'ensemble de production d'énergie comprenant un rotor, une nacelle (700) et une tour de liaison (800) reliée à la nacelle, et l'insertion de la tour de liaison dans la cavité d'amarrage et la liaison de celle-ci à la tour de support. Le procédé améliore la capacité d'installation d'éoliennes en mer et réduit les coûts d'installation.
PCT/CN2024/141999 2023-12-29 2024-12-24 Procédé d'installation pour éolienne en mer Pending WO2025140219A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202311870080.1A CN120231697A (zh) 2023-12-29 2023-12-29 海上风力发电机组的安装方法
CN202311870080.1 2023-12-29

Publications (1)

Publication Number Publication Date
WO2025140219A1 true WO2025140219A1 (fr) 2025-07-03

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ID=96166685

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2024/141999 Pending WO2025140219A1 (fr) 2023-12-29 2024-12-24 Procédé d'installation pour éolienne en mer

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Country Link
CN (1) CN120231697A (fr)
WO (1) WO2025140219A1 (fr)

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CN120504257A (zh) * 2025-07-21 2025-08-19 中国电建集团贵州工程有限公司 一种采用双边吊机同步吊装双头风机翼型塔架的施工方法
CN120844626A (zh) * 2025-09-24 2025-10-28 山西路桥市政工程有限公司 一种装配式预制电缆检查井

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WO2015080584A1 (fr) * 2013-11-29 2015-06-04 Gustomsc Resources B.V. Système de compensation de mouvement, dispositif de levage, structure marine flottante, structure marine fixe
CN114165389A (zh) * 2021-12-24 2022-03-11 中交第一航务工程局有限公司 一种海上起重船浮态安装风机部件的施工装置及操作方法
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120504257A (zh) * 2025-07-21 2025-08-19 中国电建集团贵州工程有限公司 一种采用双边吊机同步吊装双头风机翼型塔架的施工方法
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