CN213684400U - Installation system of offshore wind driven generator blade - Google Patents
Installation system of offshore wind driven generator blade Download PDFInfo
- Publication number
- CN213684400U CN213684400U CN202022268191.3U CN202022268191U CN213684400U CN 213684400 U CN213684400 U CN 213684400U CN 202022268191 U CN202022268191 U CN 202022268191U CN 213684400 U CN213684400 U CN 213684400U
- Authority
- CN
- China
- Prior art keywords
- blade
- compensation
- lifting
- ship
- offshore wind
- 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.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
Landscapes
- Wind Motors (AREA)
Abstract
The utility model discloses an installation system of offshore wind turbine blades, which comprises a floating crane ship and a guiding traction mechanism; a crane and a lifting compensation device are arranged on a deck of the floating crane ship; the lifting compensation device comprises a ship motion attitude sensor, a lifting compensation controller and a compensation execution mechanism; the ship motion attitude sensor is arranged at any position of the floating crane ship; the lifting compensation controller is arranged on the compensation executing mechanism and is connected with the ship motion attitude sensor through a signal wire; the compensation actuating mechanism comprises a hydraulic oil cylinder, a hydraulic station and a control valve; the hydraulic oil cylinder is hung on a lifting hook of the crane and horizontally lifts the blade; the control valve is connected with the lifting compensation controller through a signal line; the guiding traction mechanism comprises a tractor arranged in the hub and a traction cable wound on the tractor, and the other end of the traction cable is connected with the root of the blade. The utility model discloses can reduce the construction degree of difficulty of the blade of offshore wind turbine, improve the installation effectiveness of blade.
Description
Technical Field
The utility model relates to an installing the system of offshore wind turbine blade.
Background
The sea area of China is vast, the offshore wind energy resources are rich, and the potential of utilizing offshore sea wind to generate electricity is huge. With the development of offshore wind power technology, the installation of an offshore large-scale wind generating set is more and more mature, but the installation and construction difficulty of the offshore large-scale wind generating set is higher, and a split type installation method is generally adopted.
The general process of installing an offshore wind turbine by adopting a split type installation method is to sequentially install a tower, a cabin, a hub and blades of a fan. The installation of the blades has extremely high requirements on the motion limitation of the construction ship. At present, the blades of the offshore wind driven generator are usually installed by adopting a self-elevating platform ship or a bottom-sitting ship for construction. However, if the wind farm is located in a deep sea area or the seabed geological conditions are poor, the self-elevating platform ship and the bottom-sitting ship cannot be constructed, and at this time, the floating crane ship is used for installing the blades of the offshore wind turbine generator, which is a solution. However, if the floating crane vessel has a large motion amplitude, the blades may be damaged, and therefore, it is necessary to solve the problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect and provide an installing the system of offshore wind turbine blade, it can reduce the construction degree of difficulty of the blade of offshore wind turbine, and extension construction operation window has improved the installation effectiveness of blade, and convenient and reliable.
The purpose of the utility model is realized like this: a mounting system for an offshore wind turbine blade for mounting the blade on a hub of an offshore wind turbine and comprising a floating crane vessel and a guiding and towing mechanism; a crane is arranged on a deck of the floating crane ship; the floating crane ship is also provided with a lifting compensation device; the lifting compensation device comprises a ship motion attitude sensor, a lifting compensation controller and a compensation execution mechanism; wherein the content of the first and second substances,
the ship motion attitude sensor is arranged at any position of the floating crane ship;
the lifting compensation controller is arranged on the compensation executing mechanism and is connected with the ship motion attitude sensor through a signal wire;
the compensation executing mechanism comprises a hydraulic oil cylinder, a hydraulic station for providing hydraulic oil for the hydraulic oil cylinder and a control valve for controlling the extension of a piston rod of the hydraulic oil cylinder; the hydraulic oil cylinder is hung on a lifting hook of the floating crane ship and horizontally lifts the blade; the control valve is connected with the lifting compensation controller through a signal line;
the guiding traction mechanism comprises a tractor arranged in a hub of the offshore wind turbine and a traction cable wound on the tractor, and the other end of the traction cable is connected with the root of the blade.
In the installation system of the offshore wind turbine blade, the lifting compensation actuator horizontally lifts the blade through a steel wire rope and a lifting appliance.
The utility model discloses an installing the system of marine aerogenerator blade has following characteristics:
(1) vertical motion at the position of a lifting hook of the shipborne crane can be compensated in real time by utilizing the lifting compensation device, so that the relative height between the blade and a hub of the offshore wind driven generator is kept fixed;
(2) the influence of the blade quality, the appearance profile and the marine environment load on the blade installation is reduced;
(3) the construction difficulty of the blades of the offshore wind turbine is reduced, the construction operation window is prolonged, the installation efficiency of the blades is improved, and the installation method is convenient and reliable.
Drawings
FIG. 1 is a schematic structural view of an offshore wind turbine blade mounting system of the present invention;
fig. 2 is a schematic diagram of the operation of the heave compensation device in the installation system of the offshore wind turbine blade according to the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1 and 2, the blade mounting system for an offshore wind turbine of the present invention is used for mounting a blade 15 on a hub 14 of an offshore wind turbine, the offshore wind turbine includes a wind power base 10 constructed on a seabed, a lower tower 11, an upper tower 12 and a nacelle 13 sequentially mounted on the wind power base 10, and the hub 14 is mounted at a head of the nacelle 13.
The utility model discloses an installation system of offshore wind turbine blades, which comprises a floating crane ship 20 and a guiding traction mechanism; wherein the content of the first and second substances,
a crane 21 and a plurality of positioning anchor machines 22 are arranged on a deck of the floating crane ship 20, mooring cables 23 are wound on the positioning anchor machines 22, and the other end of each mooring cable 23 is connected with an anchor 24 which is driven into a seabed; the floating crane ship 20 is also provided with a lifting compensation device; the lifting compensation device is an existing integrated active heave compensation system AHC, and comprises a ship motion attitude sensor 31, a lifting compensation controller 32 and a compensation execution mechanism 33;
the vessel motion attitude sensor 31 is installed at any position of the floating crane vessel 20, as the case may be; the vessel motion attitude sensor 31 has a very user-friendly interface, and can accurately provide roll, pitch and heave data of the hull to the heave compensation controller 32, thereby providing accurate position reference and motion compensation;
the lifting compensation controller 32 is arranged on the compensation actuating mechanism 33 and is connected with the ship motion attitude sensor 31 through a signal wire; the lifting compensation controller 32 mainly includes a data processing unit, processes the ship motion attitude data measured by the ship motion attitude sensor 31, and calculates the moving distance of the hook of the crane 21 in the vertical direction;
the compensation executing mechanism 33 correspondingly adjusts the moving distance calculated by the lifting compensation controller 32 to realize the lifting position compensation of the lifted blade 15; the guiding traction mechanism comprises a tractor (not shown) arranged in the hub 14 of the offshore wind turbine and a traction cable 40 wound on the tractor, wherein the other end of the traction cable 40 is connected with the root of the blade 15.
The working principle of the lifting compensation device is as follows: firstly, the compensation hydraulic cylinder is adjusted to a middle position, the motion state of the ship is monitored by the ship motion attitude sensor in real time, data is transmitted to the lifting compensation controller, the lifting compensation controller calculates the lifting displacement caused by waves, the motion speed and the motion direction of the compensation executing mechanism 33 are calculated according to the lifting displacement, and a control signal is output to control the stretching of the hydraulic oil cylinder, so that the lifting of the blade is controlled, and the function of lifting compensation is realized.
The utility model discloses a mounting system of offshore wind turbine blade, the step when carrying out the blade installation as follows:
1. the floating crane vessel 20 is moored near the wind power foundation 10 on the seabed, and the hook of the crane 21 suspends the compensation actuator 33 with the elevation compensation controller 32, and the compensation actuator 33 suspends the blade 15 through a wire rope and a spreader; meanwhile, a traction cable 40 of a guiding traction mechanism positioned in the hub 14 of the offshore wind turbine is connected with the root part of the blade 15, so that the traction cable 40 is kept loose;
2. after the crane 21 lifts the actuator with the lifting compensation controller 32 to a proper height, the lifting compensation controller 32 starts to work;
3. compensating the lifting motion at the hook of the crane 21 caused by the influence of wind and waves on the floating crane ship 20 through the compensation actuator 33, so that the blades 15 and the hub 14 keep the same height in the vertical direction;
4. slowly pulling the pulling cable 40 leading to the pulling mechanism, eventually causing the pulling cable 40 to change from a slack state to a tensioned state;
5. continuing to pull slowly the tow cable 40 leading to the tow mechanism so that the blades 15 are adjacent the hub 14;
6. and continuously and slowly pulling the traction cable 40 of the guide traction mechanism to enable the positioning pin of the blade 15 to be inserted into the hub 14, completing positioning, and installing a connecting bolt to complete the installation of the blade 15.
The above embodiments are provided only for the purpose of illustration, not for the limitation of the present invention, and those skilled in the relevant art can make various changes or modifications without departing from the spirit and scope of the present invention, therefore, all equivalent technical solutions should also belong to the scope of the present invention, and should be defined by the claims.
Claims (2)
1. A mounting system for an offshore wind turbine blade for mounting the blade on a hub of an offshore wind turbine and comprising a floating crane vessel and a guiding and towing mechanism; a crane is arranged on a deck of the floating crane ship; the floating crane ship is characterized in that a lifting compensation device is also arranged on the floating crane ship; the lifting compensation device comprises a ship motion attitude sensor, a lifting compensation controller and a compensation execution mechanism;
the ship motion attitude sensor is arranged at any position of the floating crane ship;
the lifting compensation controller is arranged on the compensation executing mechanism and is connected with the ship motion attitude sensor through a signal wire;
the compensation executing mechanism comprises a hydraulic oil cylinder, a hydraulic station for providing hydraulic oil for the hydraulic oil cylinder and a control valve for controlling the extension of a piston rod of the hydraulic oil cylinder; the hydraulic oil cylinder is hung on a lifting hook of the floating crane ship and horizontally lifts the blade; the control valve is connected with the lifting compensation controller through a signal line;
the guiding traction mechanism comprises a tractor arranged in a hub of the offshore wind turbine and a traction cable wound on the tractor, and the other end of the traction cable is connected with the root of the blade.
2. The offshore wind turbine blade mounting system of claim 1, wherein the lift compensation actuator horizontally hoists the blade via a wire rope and a hoist.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022268191.3U CN213684400U (en) | 2020-10-13 | 2020-10-13 | Installation system of offshore wind driven generator blade |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022268191.3U CN213684400U (en) | 2020-10-13 | 2020-10-13 | Installation system of offshore wind driven generator blade |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213684400U true CN213684400U (en) | 2021-07-13 |
Family
ID=76756444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022268191.3U Active CN213684400U (en) | 2020-10-13 | 2020-10-13 | Installation system of offshore wind driven generator blade |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213684400U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115455739A (en) * | 2022-09-27 | 2022-12-09 | 中交第三航务工程局有限公司 | Simulation method and simulation system for interactive fan installation |
-
2020
- 2020-10-13 CN CN202022268191.3U patent/CN213684400U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115455739A (en) * | 2022-09-27 | 2022-12-09 | 中交第三航务工程局有限公司 | Simulation method and simulation system for interactive fan installation |
| CN115455739B (en) * | 2022-09-27 | 2023-11-10 | 中交第三航务工程局有限公司 | Simulation method and simulation system for installation of interactive fan |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2777282C (en) | Vessel and method for transporting and hoisting the offshore wind turbine generator system | |
| CN101538844B (en) | Construction method for building large-scale offshore wind farm with depth more than 2m | |
| US8911178B2 (en) | Device and method for erecting at sea a large slender body, such as the monopile of a wind turbine | |
| CN102491162B (en) | Hoisting equipment and hoisting method | |
| CN101983894B (en) | Pretension and lay-off method and device of crane jib for ship | |
| CN110949615B (en) | Floating pile-stabilizing platform device based on anchoring positioning control and pile sinking method | |
| CN108951593B (en) | Marine fan installation system and installation method based on four-barrel jacket composite foundation | |
| CN112482388A (en) | Pile hoisting method of full-rotation crane ship | |
| CN213684400U (en) | Installation system of offshore wind driven generator blade | |
| CN110217346B (en) | Method for towing offshore wind power installation vessel based on multi-point anchoring and positioning system | |
| CN114104195A (en) | Mooring system suitable for medium-shallow water floating type offshore wind power foundation platform | |
| CN212609107U (en) | Cable wind device of single-blade hoisting machinery of square barge crane unit | |
| CN111847216A (en) | Part hoisting system and method suitable for floating type offshore wind turbine generator system | |
| CN212243734U (en) | Self-installation floating type fan foundation anchored by bucket foundation | |
| CN106149661B (en) | Self-lifting offshore wind power job platform elevating mechanism and its elevating method | |
| CN214828450U (en) | Gear box and generator replacing system of offshore double-fed wind generating set | |
| CN109399456B (en) | Hoisting equipment with lifting rope motion sensing mechanism and hoisting control method thereof | |
| CN108674597A (en) | A kind of jack up wind-powered electricity generation mounting platform | |
| CN201901538U (en) | Self-lifting fan-mounted crane and marine fan transporting and mounting equipment | |
| CN112850488B (en) | Method for overturning steel pipe pile by fixed arm frame crane ship | |
| CN113374645A (en) | Offshore multi-tube jacket foundation wind turbine generator set wharf assembling method | |
| CN109399468A (en) | A kind of liftable crane installed for wind-powered electricity generation and the hoistable platform for installing it | |
| CN215767066U (en) | Tide and meteorological monitoring device | |
| CN110700073A (en) | Large-scale multi-functional marine structures personnel step on and lean on step bridge | |
| CN219989468U (en) | Suspended positioning platform for offshore pile sinking |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |