CN114704434A - Method for installing fan on three-leg platform ship - Google Patents
Method for installing fan on three-leg platform ship Download PDFInfo
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- CN114704434A CN114704434A CN202210076951.1A CN202210076951A CN114704434A CN 114704434 A CN114704434 A CN 114704434A CN 202210076951 A CN202210076951 A CN 202210076951A CN 114704434 A CN114704434 A CN 114704434A
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- ship
- hub
- hoisting
- tower
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- 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
Abstract
The invention discloses a method for installing a fan on a three-leg platform ship, which comprises the following steps: s1, platform positioning: moving and fixing the three-leg platform ship along the water flow direction, and adjusting and positioning the position of the three-leg platform ship; lowering pile legs and jacking the three-leg platform ship; s2, tower hoisting: carrying the tower barrel and the accessory transport ship to the left side or the right side of the three-leg platform ship and positioning; hoisting the connecting bolts to the upper platform and fixing, and respectively hoisting and transporting the tower drums to a machine position for alignment and fastening; s3, hoisting a hub of the main engine: carrying and positioning the host hub transport ship; hoisting the host machine, pre-installing a connecting bolt, and butting and fastening the host machine and the tower barrel; a hub lifting tool is installed to lift and turn over a hub, and the hub is rotated to be close to a host machine to be aligned, installed and fastened; s4, hoisting the blade: carrying and positioning the blade transport ship; the fan blades are lifted to be pre-installed through the connecting bolts, the single-blade clamp is replaced, the fan blades are sequentially lifted, the fan blades rotate to be aligned and fastened with the hub, and the barring parallel unit drifts 180 degrees.
Description
Technical Field
The invention relates to the technical field of offshore wind turbine installation, in particular to a method for installing a wind turbine on a three-leg platform ship.
Background
The split type fan installation is the main mounting means of domestic large capacity fan at present, has that the resource consumption is few, the efficiency of construction is high, the high characteristics of security.
At present, a four-leg fan installation vessel is mostly adopted for installing fans in offshore wind power construction, but the resource of the fan installation vessel is scarce and the cost is high. The fan is installed by using the four-legged platform ship, so that the technical difficulty is high, the cost is high, and the safety is not high enough.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the existing four-leg platform installation vessel for installing the fan has scarce resources, high cost of installation mode and great technical difficulty.
In order to solve the technical problem, the invention aims to provide a method for installing a fan on a three-leg platform ship, which comprises the following steps:
s1, platform positioning: positioning the three-legged platform ship through a positioning system, anchoring the three-legged platform ship in place along the water flow direction according to a positioning result, moving the three-legged platform ship to the position near a construction machine through an anchor, fixing the position of the three-legged platform ship, and then adjusting the position of the three-legged platform ship according to the distance between the three-legged platform ship and a fan foundation to complete the positioning of the three-legged platform ship; then, lowering the pile legs and jacking the three-leg platform ship; and a tower hanger is arranged on the three-leg platform ship and used for lifting fan parts. The arrangement of the transport ship along the water flow direction ensures that the transport ship is not easy to anchor and can be relatively moored on the sea surface more stably.
S2, reversely plugging and hoisting the tower drum and accessories: firstly, carrying a transport tower barrel and an attached transport ship to the left side or the right side of a certain distance away from a three-legged platform ship, and specifically selecting according to the condition of a construction site and the quality of a hoisting fan; then, enabling the transport ship to approach to a port or a starboard of the three-leg platform ship along the downstream direction, and positioning; hoisting the connecting bolts to the upper platform through the crawler crane and fixing, then hoisting each tower cylinder forming the tower cylinder to a machine position respectively and finishing alignment fastening;
s3, refuting and hoisting the hub of the host: carrying the transport ship for transporting the main engine hub, namely moving the transport ship along the downstream direction to be close to the port or the starboard of the three-legged platform ship and positioning; firstly, hoisting a main machine by a T-shaped hoisting beam through a crawler crane and pre-installing a connecting bolt, and then butting and fastening the hoisting main machine and a tower barrel by using the bolt; next, installing a hub lifting appliance, lifting the hub onto a three-legged platform ship, replacing the turning lifting appliance and turning over, and then rotating the hub to the position close to the host machine for alignment, installation and fastening;
s4, reversing and hoisting the blades: carrying the transport ship for transporting the blades, namely moving the transport ship along the downstream direction and approaching the port or the starboard of the three-legged platform ship, and positioning; the method comprises the steps of hoisting the blades of a fan to a storage platform through a crawler crane to pre-install connecting bolts, replacing a single-blade clamp, hoisting each blade through the single-blade clamp, aligning and fastening the blades with a hub in a rotating mode, finally turning the blades and enabling the machine set to yaw by 180 degrees, wherein turning means rotating the hub so as to hoist the single blades. The unit drifts 180 degrees so as to hoist the next blade through the crawler crane, and the rest blades are hoisted according to the same installation mode, so that the installation of the fan is completed.
Preferably, in step S1, the three-legged platform vessel is initially positioned by a digital positioning system, i.e., a DP positioning system, the bow and the stern of the three-legged platform vessel are accurately anchored by moving the three-legged platform vessel with anchor anchors, and the anchor boats are used for anchoring or breaking down the three-legged platform vessel during positioning.
Preferably, in the step S1, the anchor boat adjusts the position of the three-legged platform ship through anchor mooring, and assists in positioning the position of the three-legged platform ship through the range finder.
Preferably, the spud legs in step S1 are parts of a three-legged platform vessel, and are used for lowering, supporting, jacking, fixing the three-legged platform vessel, jacking the three-legged platform vessel to a high place, and lowering and installing the spud legs through a crawler crane.
Preferably, after the transport ship for transporting the tower and the accessories in the step S2 arrives at a construction site, that is, after the three-legged platform ship finishes a standing position, the transport ship carries in and sails to a certain distance from the three-legged platform ship, and then the anchor dropping is performed at the bow and the stern, after the anchor dropping is completed, the transport ship is slowly close to the port or starboard tail of the three-legged platform ship by mooring, so as to complete the positioning of the transport ship, and the transport ship is arranged along the water flow when being positioned.
Preferably, in step S2, the packaged connecting bolts are lifted by a crawler crane and placed at a suitable position on the first tower platform for fixing; mounting a lifting appliance and hanging a lifting belt on a flange of the first tower section, lifting the first tower section to a machine position through a crawler after a transportation tool on the first tower section is removed, and fastening bolts after alignment of the tower sections is completed to enable the first tower section to be fixedly connected to a fan foundation; and then, sequentially installing the second tower drum, the third tower drum and the rest tower drums according to the installation mode of the first tower drum. After the tower is installed, the crawler crane is used for hoisting the installation personnel back to the three-leg platform ship, and the transport ship drives away from the construction site so as to carry out the next procedure.
Preferably, in the step S3, the transportation vessel for transporting the hub is carried to the port or the starboard of the three-legged platform vessel in the same manner as the transportation vessel for transporting the tower and the accessories in the step S2, then the host is lifted to the three-legged platform vessel by using the T-shaped lifting beam, the host rotation stopping device is disassembled, the wind measuring mast and the accessories thereof on the host are installed, the wind rope is hung, the transportation tool on the host is removed, then the host is lifted to a certain height so as to pre-install the connecting bolt, and finally the host is lifted to be butted with the top of the tower and fastened by the bolt, so that the host is firmly connected to the top of the tower.
Preferably, in step S3, the crawler crane is used to hoist the hub to the three-legged platform, the lifting device is replaced by a turning-over lifting device, the outlet frame and the cover plate assembly at the front end of the hub are installed, the transportation tool on the hub is removed, the crawler crane lifts the hub, the hub is rotated to a position near the host after being turned over, and the host and the hub are fastened and connected through the connecting bolt after the positioning is completed. Then the lifting hook of the turning-over hanger is released from the hub, the crawler crane is used for lifting installation or operating personnel back to the three-leg platform ship, and the transport ship drives away from the construction site.
Preferably, the carrier for transporting the blades in the step S4 is carried and positioned by the same positioning method as that in the step S2; then, hoisting the blades by a crawler crane through a hoisting beam, specifically, connecting one end of the hoisting beam with a blade root hanging strip, connecting the other end of the hoisting beam with a blade leaf hanging strip, removing a blade transportation tool, hoisting the blades to a blade storage position of the three-legged platform ship by the crawler crane, and pre-installing connecting bolts; then replacing a single-blade clamp of the crawler crane to lift the blades, rotating to the position near the hub, resetting the blades and the hub, after alignment is completed, fastening and connecting the hub and the blades through connecting bolts, and finally turning and combining the unit to yaw for 180 degrees; and then hoisting the residual blades of the fan according to the blade installation mode. Finally, people are hoisted back to the three-legged platform ship by using the crawler crane, and the transport ship drives away from a construction site, so that the three-legged platform ship is used for completing the installation of the fan.
Preferably, the single-blade clamp is a single-blade hanging beam, two ends of the single-blade hanging beam are respectively provided with a blade support position, and the blade support positions are used for arranging a single fan blade, so that the blade is firmly arranged on the single-blade hanging beam. The single-blade clamp can automatically adjust and clamp the blade, and the two ends of the single-blade hanging beam can bind the blade through hanging strips.
Compared with the prior art, the invention has the following advantages:
1. according to the method for installing the fan on the three-leg platform ship, the fan is installed by the three-leg fan installation ship, a new fan installation mode is provided, the pressure of resource scarcity of the four-leg fan installation ship is relieved, the offshore wind power construction is accelerated, compared with the installation of the four-leg fan ship, the three-leg fan installation ship shortens the leg pressing and jacking time, namely the fan installation time is relatively increased, and the renting cost of the fan installation ship is promoted to be reduced by 18-25%;
2. according to the method for installing the fan on the three-legged platform ship, all parts of the fan can be hoisted through the crawler crane on the three-legged platform ship, the moving range of the crawler crane on the platform ship is large, the hoisting coverage area is large, the requirement on the carrying position of the transport ship is low, the anchoring position of the transport ship can be slightly far away from the three-legged platform ship, the ship collision is not easy to occur, and the construction difficulty is effectively reduced.
Drawings
FIG. 1 is a flow chart of a process for installing a blower in accordance with an embodiment of the present invention.
Fig. 2 is a schematic diagram of positioning a platform according to an embodiment of the present invention.
FIG. 3 is a schematic illustration of a tower and an attachment transport vessel in place according to an embodiment of the present invention.
FIG. 4 is a schematic view of tower hoisting according to an embodiment of the present invention.
FIG. 5 is a schematic illustration of a host hub carrier of an embodiment of the present invention in place.
Fig. 6 is a schematic illustration of a host computer according to an embodiment of the present invention.
FIG. 7 is a schematic view of a blade carrier vessel in place according to an embodiment of the invention.
FIG. 8 is a schematic view of blade hoisting according to an embodiment of the present invention.
The reference numbers illustrate: in the figure, 1, a three-leg platform ship; 10. a tower crane; 11. pile legs; 2. a fan foundation; 12. a bow; 13. a stern; 21. (ii) a 3. A tower drum; 30. an accessory; 31. a first tower drum; 32. a second tower section; 33. a third tower drum; 34. a fourth tower barrel; 4. a blade; 41. a first blade; 42. a second blade; 43. a third blade; 5. a carrier vessel; 6. anchoring; 7. sea level; 8. a hub; 9. a host; 15. a blade support position.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and the detailed description, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments.
The embodiment is as follows: the embodiment provides a method for installing a fan on a three-leg platform ship, which specifically comprises the following steps as shown in fig. 1:
s1, platform positioning: as shown in the attached figure 2, the invention uses a three-legged platform ship 1 to install a fan, a tower hanger 10 is arranged on the three-legged platform ship 1, when the three-legged platform ship 1 reaches an operation wind field, the three-legged platform ship 1 is preliminarily positioned through a digital positioning system, the anchoring position of the three-legged platform ship 1 is broken down along the water flow direction according to the positioning result, the three-legged platform ship 1 is moved to the position near a construction machine position through anchors, the construction machine position is the position of an engineering pile, the accurate adjustment is carried out on the position of the three-legged platform ship 1 through the anchors and anchor chains connected with the fore and aft of the three-legged platform ship 1, the fore refers to the right side of the three-legged platform ship in the attached figure 2, the aft refers to one side of the three-legged platform ship in the attached figure 2, namely the left side of the three-legged platform ship in the attached figure 2, then the three-legged platform ship 1 is pulled to move and a distance measuring instrument to assist in positioning and adjust the position of the three-legged platform ship 1 through the anchors on the anchor boat, completing the movement and positioning of the three-leg platform ship 1; then, pile legs 11 are lowered down through a crawler crane to lift and fix the three-leg platform ship 1, and the standing and fixing of the three-leg platform ship 1 are completed;
s2, reversely plugging and hoisting the tower drum and accessories: as shown in fig. 3, the tower 3 of the present embodiment includes a first tower 31, a second tower 32, a third tower 33, and a fourth tower 34, and after the transport ship 5 transporting the tower 3 and the accessories 30 arrives at the construction site, the transport ship 5 transporting the tower 3 and the accessories 30 is first carried to one side of the three-legged platform ship 1 completing the standing position. Specifically, after the transport ship 5 carries to a certain distance away from the three-legged platform ship 1, anchoring is carried out on the bow and the stern of the three-legged platform ship 1, and after anchoring is finished, the transport ship 5 is close to the port tail of the three-legged platform ship 1 along the downstream direction through anchor mooring on an anchor boat, so that the transport ship 5 is in place; as shown in fig. 4, the packaged accessories 30, such as connecting bolts, are lifted by a crawler crane and placed at a suitable position of the first tower platform and fixed, then a lifting tool is flange-mounted on the first tower 31 and a hanging strip is hung, the transportation tool on the first tower 31 is removed, then the first tower 31 is lifted to a machine position by the crawler crane, the first tower 31 is aligned with the wind turbine foundation 2, and then the first tower 31 is fixedly connected to the wind turbine foundation 2 by fastening bolts. Then, respectively hoisting a second tower drum 32, a third tower drum 33 and a fourth tower drum 34 which form the tower drum 3 to corresponding machine positions according to the same installation mode as the first tower drum 31, and completing alignment fastening, wherein the tower drums 3 are vertically transported by adopting transport ships 5 so as to hoist and install the tower drums 3, and then performing the next procedure;
s3, refuting and hoisting the hub of the host: as shown in fig. 5, the transport ship 5 transporting the main engine 9 and the hub 8 is carried in the same carrying manner as the transport ship 5 transporting the tower 3, that is, the transport ship 5 is moved along the water flow direction to be close to the port of the three-legged platform ship 1 and is positioned;
then, hoisting the main machine to the three-legged platform ship 1 by using a T-shaped hoisting beam through a crawler crane, disassembling a main machine rotation stopping device, installing a wind measuring mast and accessories thereof on the main machine, hanging a wind rope, wherein the wind rope is used for controlling the rotating direction of the main machine in the hoisting process, disassembling a transportation tool on the main machine, hoisting the main machine to a certain height so as to pre-install a connecting bolt, and then hoisting the main machine to be in butt joint with the top of the tower barrel 3 and fastening the main machine by using the bolt so as to firmly connect the main machine to the top end of the tower barrel; as shown in the attached figure 6, a hub lifting tool is installed on a crawler lifting tool, a hub 8 is lifted to a three-leg platform ship 1, the lifting tool is replaced by a turnover lifting tool, an outlet frame and a cover plate assembly at the front end of the hub are installed on the hub 8, the hub is lifted and turned over by the turnover lifting tool after a transportation tool on the hub 8 is removed, then the hub 8 is rotated to the position near a host machine for alignment, and the hub 8 is installed and fastened on the host machine through a connecting bolt; then, the lifting hook of the turning-over lifting appliance is loosened from the hub, the personnel are lifted back to the three-leg platform ship 1 by using the crawler crane, and the transport ship drives away from the construction site.
S4, reversing and hoisting the blades: the blades 4 of each fan comprise a first blade 41, a second blade 42 and a third blade 43, as shown in fig. 7, the carrier 5 for transporting the blades 4 is carried by the same positioning method as that in step S2, that is, the carrier 5 moves along the downstream direction and approaches the port side of the three-legged platform ship 1, and is positioned; in the embodiment, each fan comprises a first blade 41, the blades 4 forming the fan are lifted by a crawler crane through a hanging beam, specifically, one end of the hanging beam is connected with a blade root hanging strip, the other end of the hanging beam is connected with a blade leaf hanging strip, after a blade transportation tool is removed, the first blade 41 is lifted to be stored in a blade 4 storage position of the three-leg platform ship 1, and a connecting bolt is pre-installed; then the crawler crane is replaced by a single-blade clamp, then the first blade 41 is lifted and rotated to be aligned with the hub, the first blade 41 is fastened through a connecting bolt, as shown in the figure 8, and finally the turning and the yawing of the unit are carried out by 180 degrees. And then hoisting the remaining second blade 42 and the third blade 43 of the fan according to the installation mode of the first blade 41, finally hoisting the personnel to the three-leg platform ship 1 by using a crawler crane, and driving the transport ship away from the construction site, thereby completing the installation of the fan.
The working process of the invention is as follows: the method comprises the steps of firstly positioning the three-leg platform ship through a digital positioning system, moving the three-leg platform ship to a position near a construction machine for positioning, and then lowering the pile legs to jack the three-leg platform ship. And then carrying out carrying on one side of the three-legged platform ship by adopting the same carrying method of the transport ship, and sequentially hoisting a tower cylinder, accessories, a main engine hub and blades to complete the installation of the fan.
In summary, the embodiment of the invention provides a method for installing a fan on a three-legged platform ship, which provides a new fan installation mode, relieves the pressure of scarce resources of the fan installation ship, accelerates the construction of offshore wind power, and promotes the reduction of the cost of the fan installation ship; all parts of the fan can be hoisted through the crawler crane on the three-leg platform ship, the moving range of the crawler crane on the platform ship is large, the hoisting coverage area is large, the requirement on the carrying position of the transport ship is low, and the construction difficulty is effectively reduced.
The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.
Claims (10)
1. A method for installing a fan on a three-leg platform ship is characterized by comprising the following steps:
s1, platform positioning: positioning the three-legged platform ship through a positioning system, anchoring the three-legged platform ship in place along the water flow direction according to a positioning result, moving the three-legged platform ship to the position near a construction machine through anchor mooring, and adjusting the position of the three-legged platform ship according to the distance between the three-legged platform ship and a fan foundation to complete positioning of the three-legged platform ship; then, lowering the pile legs and jacking the three-leg platform ship;
s2, reversely plugging and hoisting the tower drum and accessories: firstly, carrying a transport ship with a transport tower barrel and accessories to the left side or the right side of a certain distance away from a three-legged platform ship, and then enabling the transport ship to be close to the port or the starboard of the three-legged platform ship along the downstream direction and positioning; hoisting the connecting bolts to the upper platform through the crawler crane and fixing, then hoisting each tower cylinder forming the tower cylinder to a machine position respectively and finishing alignment fastening;
s3, reversely plugging and hoisting the hub of the host: carrying the transport ship for transporting the main engine hub, namely moving the transport ship along the downstream direction to be close to the port or the starboard of the three-legged platform ship and positioning; firstly hoisting a main machine through a crawler crane and pre-installing a connecting bolt, and then butting the hoisting main machine with a tower barrel and fastening the hoisting main machine with the tower barrel through the bolt; next, installing a hub lifting appliance, lifting the hub to a three-legged platform ship, replacing the turning-over lifting appliance, turning over, rotating the hub to the position near the host, aligning, installing and fastening;
s4, reversing and hoisting the blades: carrying the transport ship for transporting the blades, namely moving the transport ship along the downstream direction and approaching the port or the starboard of the three-legged platform ship, and positioning; the blades of the fan to be formed are hoisted to the storage platform through the crawler crane to be pre-installed through the connecting bolts, the single-blade clamp is replaced, the blades are hoisted through the single-blade clamp, then the blades are rotated to be aligned and fastened with the hub, finally the turning and the assembly yaw are carried out for 180 degrees, the remaining blades are hoisted in sequence through the same mode, and therefore the installation of the fan is completed.
2. A method of installing a wind turbine on a three-legged platform vessel according to claim 1, characterized in that: and in the step S1, positioning the three-legged platform ship through a digital positioning system, wherein the bow and the stern of the three-legged platform ship are anchored by using anchor boats.
3. A method of installing a wind turbine on a three-legged platform vessel according to claim 1, characterized in that: and in the step S1, the anchor boat adjusts the position of the three-leg platform ship through anchor mooring, and the position of the three-leg platform ship is assisted and positioned through a distance meter.
4. A method of installing a wind turbine on a three-legged platform vessel according to claim 1, characterized in that: in the step S1, the spud legs are supporting members of a three-legged platform vessel, and the spud legs are arranged at the lower part of the three-legged platform vessel.
5. A method of installing a wind turbine on a three-legged platform vessel according to claim 1, characterized in that: and (S2) after the transport ship for transporting the tower and the accessories arrives at the construction site, the transport ship carries over, sails to a certain distance away from the three-legged platform ship, then carries out anchoring at the bow and the stern, after anchoring is finished, the transport ship slowly approaches to the port or starboard tail of the three-legged platform ship through anchor mooring, positioning of the transport ship is finished, and the transport ship is arranged along the water flow when being positioned.
6. A method of installing a wind turbine on a three-legged platform vessel according to claim 1, characterized in that: in the step S2, hoisting the packaged connecting bolts by using a crawler crane, and placing the connecting bolts on a proper position of the first tower platform for fixing; mounting a lifting appliance and hanging a lifting belt on a flange of the first tower section, removing a transportation tool on the first tower section, lifting the first tower section to a machine position through a crawler belt, and fastening bolts after the tower sections are aligned, so that the first tower section is fixedly connected to a fan foundation; and then, sequentially installing the second tower drum, the third tower drum and the rest tower drums according to the installation mode of the first tower drum.
7. A method of installing a wind turbine on a three-legged platform vessel according to claim 1, characterized in that: in the step S3, the transport ship for transporting the hub is carried to the port or the starboard of the three-legged platform ship in the same manner as the transport tower and the attached part transport ship in the step S2, then the host is lifted to the three-legged platform ship by using the T-shaped lifting beam, the host rotation stopping device is disassembled, the wind measuring mast and the accessories thereof on the host are installed, the wind rope is hung, the transport tool on the host is removed, then the host is lifted to a certain height so as to pre-install the connecting bolt, and finally the host is lifted to be in butt joint with the top of the tower and fastened by the bolt.
8. A method of installing a wind turbine on a three-legged platform vessel according to claim 1, characterized in that: and step S3, hoisting the hub to the three-leg platform by adopting a crawler crane, replacing the hoist with a turnover hoist, installing an outlet frame and a cover plate assembly at the front end of the hub, removing the transportation tool on the hub, hoisting the hub by the crawler crane, rotating the hub to a position near the host after the hub is turned over, and fastening and connecting the host and the hub by a connecting bolt after the position is aligned.
9. A method of installing a wind turbine on a three-legged platform vessel according to claim 1, characterized in that: the carrier for transporting the blades in the step S4 carries out carrying and positioning by adopting the same positioning method as the step S2; then, hoisting the blades by a crawler crane through a hoisting beam, connecting one end of the hoisting beam with a blade root hanging strip, connecting the other end of the hoisting beam with a blade leaf hanging strip, removing a blade transportation tool, hoisting the blades to a blade storage position of the three-legged platform ship by the crawler crane, and pre-installing connecting bolts; then replacing a single-blade clamp of the crawler crane to lift the blades, rotating to the position near the hub, aligning the blades with the hub, fastening and connecting the hub and the blades through connecting bolts after the alignment is finished, and finally turning and combining the unit to yaw for 180 degrees; and then hoisting the residual blades of the fan according to the blade installation mode.
10. A method of installing a wind turbine on a three-legged platform vessel according to claim 9, characterized in that: the single-blade clamp is a single-blade hanging beam, and blade support positions are respectively arranged at two ends of the single-blade hanging beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210076951.1A CN114704434A (en) | 2022-01-24 | 2022-01-24 | Method for installing fan on three-leg platform ship |
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| CN202210076951.1A CN114704434A (en) | 2022-01-24 | 2022-01-24 | Method for installing fan on three-leg platform ship |
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| CN114704434A true CN114704434A (en) | 2022-07-05 |
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| CN202210076951.1A Pending CN114704434A (en) | 2022-01-24 | 2022-01-24 | Method for installing fan on three-leg platform ship |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115783182A (en) * | 2022-12-08 | 2023-03-14 | 中国铁建港航局集团有限公司 | Integrated construction method for transporting and installing fan by using wind power installation vessel |
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2022
- 2022-01-24 CN CN202210076951.1A patent/CN114704434A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115783182A (en) * | 2022-12-08 | 2023-03-14 | 中国铁建港航局集团有限公司 | Integrated construction method for transporting and installing fan by using wind power installation vessel |
| CN115783182B (en) * | 2022-12-08 | 2023-08-01 | 中国铁建港航局集团有限公司 | Integrated construction method for carrying out fan transportation and installation by utilizing wind power installation ship |
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