CN114604376A - Novel floating type fan foundation with box type heave plates - Google Patents
Novel floating type fan foundation with box type heave plates Download PDFInfo
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- CN114604376A CN114604376A CN202210146547.7A CN202210146547A CN114604376A CN 114604376 A CN114604376 A CN 114604376A CN 202210146547 A CN202210146547 A CN 202210146547A CN 114604376 A CN114604376 A CN 114604376A
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- 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
- B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B21/50—Anchoring arrangements or methods for special vessels, e.g. for floating drilling platforms or dredgers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
- B63B21/50—Anchoring arrangements or methods for special vessels, e.g. for floating drilling platforms or dredgers
- B63B2021/505—Methods for installation or mooring of floating offshore platforms on site
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- 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
- B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
- B63B2035/4433—Floating structures carrying electric power plants
- B63B2035/446—Floating structures carrying electric power plants for converting wind energy into electric energy
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention relates to a novel floating type fan foundation with a box type heave plate, which comprises: the water-cooled ship comprises a main ship body, a water tank, a water pump, a fan and a control system, wherein the main ship body floats on the water surface, and the fan is arranged right above the central position of the main ship body; the box-type heave plate is arranged right below the main ship body and is connected with the main ship body through a first connecting member; the mooring systems are arranged in the circumferential direction of the main hull and distributed outwards along the diagonal direction of the main hull; and the cable is arranged under the main ship body, the upper end of the cable penetrates through the box type heave plate to be connected with the fan, and the bottom end of the cable is connected with the offshore booster station. The floating foundation structure can effectively reduce the steel consumption of the floating foundation, improve the economy of the floating foundation, effectively improve the motion performance of the floating foundation, ensure the power generation efficiency of the fan, and can be widely applied to the technical fields of wind power generation and ocean engineering.
Description
Technical Field
The invention relates to the technical field of wind power generation and ocean engineering, in particular to a novel floating type wind turbine foundation with a box type heave plate.
Background
In recent years, development of new energy is becoming more and more important, and wind energy is gaining wide attention due to the advantages of large reserves and wide distribution. Compared with land, ocean wind resources are richer, and especially in deep open sea areas, development of deep open sea wind power to replace traditional fossil energy is a consistent target of many researchers.
The floating wind turbine foundation is also widely concerned as important equipment for deep and open sea wind power development. However, the ocean environment conditions in deep and remote sea areas are severe, and the power generation efficiency of the wind turbine is easily influenced by the overlarge movement of the floating wind turbine foundation. Meanwhile, in order to realize the commercial operation of the fan, the development cost of the deep and open sea floating wind power must be greatly reduced. Therefore, it is urgently needed to design a floating type wind turbine foundation with excellent motion performance and economy.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a novel floating wind turbine foundation with a box-type heave plate, which can effectively reduce the steel consumption of the floating foundation, improve the economy of the floating foundation, and simultaneously effectively improve the motion performance of the floating foundation, thereby ensuring the power generation efficiency of the wind turbine.
In order to achieve the purpose, the invention adopts the following technical scheme: a novel floating fan foundation that contains box heave plate, it includes: the water-saving ship comprises a main ship body, a water tank, a water pump, a water tank, a fan and a control system, wherein the main ship body floats on the water surface, and the fan is arranged right above the central position of the main ship body; the box-type heave plate is arranged right below the main ship body and is connected with the main ship body through a first connecting member; the mooring systems are arranged in the circumferential direction of the main hull and distributed outwards along the diagonal direction of the main hull; and the cable is arranged under the main ship body, the upper end of the cable penetrates through the box type heave plate to be connected with the fan, and the bottom end of the cable is connected with the offshore booster station.
Further, the main hull is of a square structure overall and comprises side columns, a center column, a second connecting member and a third connecting member; the four side upright columns are respectively positioned at four top corners of the square structure; the adjacent side columns are connected through the second connecting member, and the side columns and the second connecting member form a hollow square structure; the center upright post is arranged in the center of the hollow part and is connected with the side upright posts through four third connecting components.
Furthermore, the cross section of each side upright post is square with a guide angle; and wing plates are arranged at the center of each side upright column in the height direction.
Further, the cross section of the wing plate is of an L-shaped structure with a guide angle.
Furthermore, the lower part of the central upright post is a cylinder, the top of the central upright post is a circular truncated cone, the diameter of the bottom of the circular truncated cone is the same as that of the cylinder at the lower part of the central upright post, and the diameter of the top of the circular truncated cone is the same as that of the bottom of the fan tower cylinder.
Further, the second connecting members are of a rectangular truss structure, and four groups of the second connecting members form four sides of a square structure; each group of second connecting components comprises four transverse supporting rods, four longitudinal supporting rods and eight plane inclined supporting rods; the transverse support rods are arranged on four right-angle sides of the cuboid, and the head end and the tail end of each transverse support rod are respectively welded with the outer surfaces of the side stand columns; the longitudinal support rods are arranged at the center of the cuboid, are connected into a square in a surrounding mode and are welded with the transverse support rods; the plane diagonal braces are arranged on the surface of a cuboid, and end points between the adjacent plane diagonal braces are connected with end points and welded with the transverse brace and the longitudinal brace.
Furthermore, the third connecting members are Z-shaped truss structures, and are arranged on the diagonal lines of the square structures respectively in four groups; each group of the third connecting members comprises two horizontal supporting rods and a vertical inclined supporting rod; the vertical diagonal brace is welded between the two parallel horizontal support rods to form a Z-shaped structure; one ends of the two horizontal supporting rods and one ends of the vertical inclined supporting rods are welded with the outer surface of the side stand column, and the other ends of the two horizontal supporting rods and the other ends of the vertical inclined supporting rods are welded with the outer surface of the central stand column.
Furthermore, the cross section of the box-shaped heave plate is square, the interior of the box-shaped heave plate is divided into a plurality of watertight cabins, and a round hole is formed in the center of the box-shaped heave plate.
Furthermore, the first connecting members are arranged in four groups and are respectively arranged along the diagonal lines of the main hull, and each group of the first connecting members comprises a vertical support rod and two longitudinal inclined support rods; one end of the vertical support rod is connected with the bottom of the central upright post, and the other end of the vertical support rod is connected with the box-type heave plate; one ends of the two longitudinal inclined supporting rods are connected together to form a V-shaped structure, the V-shaped structure is connected with the top corner of the box-type heave plate, and the other ends of the two longitudinal inclined supporting rods are respectively connected with the bottom of the central upright post and the bottom of the side upright posts.
Further, the main hull, the box-type heave plate and the first connecting member are all made of steel materials.
Due to the adoption of the technical scheme, the invention has the following advantages:
1. according to the invention, the box-type heave plate is adopted, and the L-shaped wing plate is welded on the outer surface of the side upright post, so that the additional mass of the floating type fan foundation can be effectively increased, the movement performance of the floating type fan foundation is improved, and the power generation efficiency of the fan is ensured.
2. The wing plate is arranged at the center of the side upright column in the height direction, so that the problem of interference between the wing plate and a mooring system can be effectively avoided, and the safety performance of the floating foundation is improved.
3. The truss structure is adopted to connect the side upright posts, the central upright post and the heave plate, so that the steel consumption of the floating foundation can be effectively reduced, and the economy of the floating foundation is improved.
Drawings
FIG. 1 is a schematic view of a floating wind turbine including a box-type heave plate in accordance with an embodiment of the present invention;
FIG. 2 is an elevation view of a floating wind turbine foundation incorporating a box heave plate in accordance with an embodiment of the invention;
FIG. 3 is a top view of a floating wind turbine foundation including a box heave plate in accordance with an embodiment of the present invention;
FIG. 4 is a schematic view of an inter-side post connecting member in an embodiment of the present invention;
FIG. 5 is a schematic view of a connecting member between a side column and a center column according to an embodiment of the present invention;
FIG. 6 is a schematic view of a box heave plate in accordance with an embodiment of the present invention;
FIG. 7 is a schematic view of a connecting member between the main hull and the tank heave plate in an embodiment of the invention.
The respective symbols in the figure are as follows:
1 fan, 2 side columns, 21 wing plates, 3 center column, 4 second connecting members, 41 transverse supporting rods, 42 longitudinal supporting rods, 43 plane inclined supporting rods, 5 third connecting members, 51 horizontal supporting rods, 52 vertical inclined supporting rods, 6 box type heave plates, 7 first connecting members, 71 vertical supporting rods, 72 longitudinal inclined supporting rods, 8 mooring systems and 9 cable systems.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the invention, are within the scope of the invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The invention provides a novel floating type fan foundation with a box type heave plate, which comprises a main hull, the box type heave plate, a first connecting member, a cable and a mooring system. The main ship body floats on the water surface, and the box-type heave plate is arranged right below the center of the main ship body and is rigidly fixed with the main ship body through a first connecting member; the fan is arranged right above the center of the main ship body and is connected with the central upright post through a tower; the cable is arranged under the main ship body, the upper end of the cable penetrates through the box-type heave plate to be connected with the fan, and the bottom end of the cable is connected with the offshore booster station; the mooring system is arranged in the circumferential direction of the main hull and distributed outwards along the diagonal direction of the main hull. By adopting the ballastable box-type heave plate, the additional mass of the floating type fan foundation can be effectively increased, the motion performance of the floating type fan foundation is improved, and the power generation efficiency of the fan is guaranteed; in addition, the side upright columns, the central upright column and the box-type heave plate are connected through the connecting members in a truss mode, so that the steel consumption of the floating type fan foundation can be reduced, and the economical efficiency of the floating type fan foundation is greatly improved.
In one embodiment of the invention, a novel floating wind turbine foundation is provided that includes a box heave plate. In this embodiment, as shown in fig. 1 to 7, the novel floating wind turbine foundation includes: a main hull, a box heave plate 6, a first connecting member 7, a mooring system 8 and cables 9.
The water-cooled ship comprises a main ship body, a fan 1 and a water tank, wherein the main ship body floats on the water surface, and the fan 1 is arranged right above the central position of the main ship body;
a box-type heave plate 6 which is arranged right below the main hull and is connected with the main hull through a first connecting member 7;
the mooring systems 8 are arranged in the circumferential direction of the main hull and distributed outwards along the diagonal direction of the main hull;
and the cable 9 is arranged right below the main ship body, the upper end of the cable passes through the box type heave plate 6 to be connected with the fan 1, and the bottom end of the cable is connected with the offshore booster station.
In a preferred embodiment, as shown in fig. 1 to 3, the main hull is of generally square configuration, comprising side columns 2, a central column 3, second connecting members 4 and third connecting members 5.
The four side upright posts 2 are respectively positioned at four top corners of the square structure; the adjacent side columns 2 are connected through second connecting members 4, and the side columns 2 and the second connecting members 4 form a hollow square structure; the center position of the hollow part is provided with a center upright post 3, and the center upright post 3 is respectively connected with the side upright posts 2 through four third connecting components 5.
Wherein the cross section of each side upright post 2 is a square with a lead angle; wing plates 21 are arranged at the center of each side upright post 2 in the height direction, and the cross sections of the wing plates 21 are of L-shaped structures with guide angles, and the number of the wing plates is four. In the present embodiment, it is preferable that the wing plate 21 is welded to the outer surface of the side post 2.
When the floating type wind turbine foundation is used, the wing plates 21 are welded on the outer surfaces of the side upright columns 2, so that the additional mass of the floating type wind turbine foundation can be effectively increased, the movement performance of the floating type wind turbine foundation is improved, and the power generation efficiency of the wind turbine is guaranteed. In addition, because the wing plate 21 is arranged at the center of the side upright post 2 in the height direction, the interference problem of the wing plate 21 and the mooring system 8 can be effectively avoided, and the safety performance of the floating type fan foundation is improved.
In the above embodiment, the lower part of the central upright post 3 is a cylinder, the top part of the central upright post is a circular truncated cone, the diameter of the bottom part of the circular truncated cone is the same as that of the cylinder at the lower part of the central upright post 3, and the diameter of the top part of the circular truncated cone is the same as that of the bottom part of the fan tower cylinder.
In the above embodiment, as shown in fig. 4, the second connecting members 4 are rectangular parallelepiped truss structures, and four sets of the second connecting members form four sides of a square structure. Each set of second connecting members 4 includes four transverse struts 41, four longitudinal struts 42 and eight planar diagonal struts 43.
The transverse support rods 41 are arranged on four right-angle sides of the cuboid, and the head end and the tail end of each transverse support rod are respectively welded with the outer surfaces of the side upright columns 2; the longitudinal support rods 42 are arranged at the centers of the cuboids, are connected into a square in a surrounding mode and are welded with the transverse support rods 41; the plane diagonal braces 43 are arranged on the surface of the cuboid, and the end points of the adjacent plane diagonal braces 43 are connected with the end points and welded with the transverse braces 41 and the longitudinal braces 42. The invention adopts the cuboid truss structure to connect the side upright posts 2, which can effectively reduce the steel consumption of the floating foundation, thereby improving the economy.
In the above embodiment, the third connecting members 5 are Z-shaped truss structures, and are arranged on the diagonal lines of the square structures in four groups, and each group of the third connecting members 5 includes two horizontal supporting rods 51 and one vertical inclined supporting rod 52. The vertical diagonal brace 52 is welded between the two parallel horizontal support rods 51 to form a Z-shaped structure. One ends of the two horizontal supporting rods 51 and one end of the vertical inclined supporting rod 52 are welded with the outer surface of the side upright 2, and the other ends of the two horizontal supporting rods 51 and the other end of the vertical inclined supporting rod 52 are welded with the outer surface of the central upright 3. According to the invention, the side upright posts 2 and the central upright post 3 are connected by adopting a Z-shaped truss structure, so that the steel consumption of the floating foundation can be effectively reduced, and the economy of the floating foundation is improved.
In a preferred embodiment, as shown in FIG. 6, the box heave plate 6 is square in cross-section and is divided into a plurality of watertight compartments for ballast purposes, with a circular hole in the center. According to the invention, the box-type heave plate 6 is adopted, so that the additional mass of the floating type fan foundation can be effectively increased, the motion performance of the floating type fan foundation is improved, and the power generation efficiency of the fan is ensured.
In a preferred embodiment, as shown in fig. 7, the first connecting members 7 are provided in four sets, each set being arranged along a diagonal of the main hull, each set of first connecting members 7 comprising one vertical strut 71 and two longitudinal diagonal struts 72. One end of the vertical stay bar 71 is connected with the bottom of the central upright post 3, and the other end of the vertical stay bar 71 is connected with the box-type heave plate 6; one ends of the two longitudinal inclined supporting rods 72 are connected together to form a V-shaped structure, the end is connected with the top corner of the box type heave plate 6, and the other ends of the two longitudinal inclined supporting rods 72 are respectively connected with the bottom of the central upright post 3 and the bottom of the side upright posts 2.
In the above embodiments, all the members of the main hull, the box-type heave plate 6 and the first connecting member 7 are made of steel.
In summary, when the invention is used, the main hull floats on the water surface, and the box-type heave plate 6 is arranged right below the center of the main hull and is rigidly fixed by the first connecting member 7; the fan is arranged right above the center of the main ship body and is connected with the central upright post 3 through a fan tower cylinder; the cable 9 is connected with the central upright post 3 and passes through a central circular hole of the box-type heave plate 6; the mooring system 8 is connected with the bottom of the side upright post 2 and is distributed outwards along the diagonal direction of the main hull.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a contain box and hang novel floating fan basis of swing board which characterized in that includes:
the water-cooled ship comprises a main ship body, a water tank, a water pump, a fan and a control system, wherein the main ship body floats on the water surface, and the fan is arranged right above the central position of the main ship body;
the box-type heave plate is arranged right below the main ship body and is connected with the main ship body through a first connecting member;
the mooring systems are arranged in the circumferential direction of the main hull and distributed outwards along the diagonal direction of the main hull;
and the cable is arranged under the main ship body, the upper end of the cable penetrates through the box type heave plate to be connected with the fan, and the bottom end of the cable is connected with the offshore booster station.
2. The new floating wind turbine foundation including box heave plates as claimed in claim 1, wherein the main hull is a generally square structure comprising side columns, a center column, second connecting members and third connecting members;
the four side upright columns are respectively positioned at four top corners of the square structure; the adjacent side columns are connected through the second connecting member, and the side columns and the second connecting member form a hollow square structure; the center upright post is arranged in the center of the hollow part and is connected with the side upright posts through four third connecting components.
3. The new floating wind turbine foundation incorporating a box heave plate of claim 2, wherein each of said side posts is square in cross-section with lead angles; and wing plates are arranged at the center of each side upright column in the height direction.
4. The novel floating wind turbine foundation comprising box-type heave plates according to claim 3, wherein the cross section of the wing plates is an L-shaped structure with a lead angle.
5. The novel floating wind turbine foundation with box-type heave plates according to claim 2, wherein the lower part of the central upright is a cylinder, the top part of the central upright is a circular truncated cone, the diameter of the bottom of the circular truncated cone is the same as that of the cylinder at the lower part of the central upright, and the diameter of the top of the circular truncated cone is the same as that of the bottom of the wind turbine tower.
6. The novel floating wind turbine foundation comprising a box-type heave plate as claimed in claim 2, wherein the second connecting member is a rectangular truss structure, and four groups of the second connecting member form four sides of a square structure; each group of second connecting components comprises four transverse supporting rods, four longitudinal supporting rods and eight plane inclined supporting rods;
the transverse support rods are arranged on four right-angle sides of the cuboid, and the head end and the tail end of each transverse support rod are respectively welded with the outer surfaces of the side stand columns; the longitudinal support rods are arranged at the center of the cuboid, are connected into a square in a surrounding mode and are welded with the transverse support rods; the plane diagonal braces are arranged on the surface of a cuboid, and end points between the adjacent plane diagonal braces are connected with end points and welded with the transverse brace and the longitudinal brace.
7. The novel floating wind turbine foundation comprising box-type heave plates according to claim 2, wherein the third connecting members are Z-shaped truss structures, four groups in total, which are respectively arranged on the diagonal line of the square structure; each group of the third connecting members comprises two horizontal supporting rods and a vertical inclined supporting rod;
the vertical diagonal brace is welded between the two parallel horizontal support rods to form a Z-shaped structure; one ends of the two horizontal supporting rods and one end of the vertical inclined supporting rod are welded with the outer surface of the side stand column, and the other ends of the two horizontal supporting rods and the other end of the vertical inclined supporting rod are welded with the outer surface of the central stand column.
8. The novel floating wind turbine foundation comprising a box-type heave plate as claimed in claim 1, wherein the box-type heave plate has a square cross section, the inside of the box-type heave plate is divided into a plurality of watertight compartments, and a circular hole is formed in the center of the box-type heave plate.
9. The novel floating wind turbine foundation comprising a box heave plate as claimed in claim 8, wherein said first connecting members are provided in four groups, each being arranged along a diagonal of the main hull, each of said first connecting members comprising a vertical brace and two longitudinal diagonal braces;
one end of the vertical support rod is connected with the bottom of the central upright post, and the other end of the vertical support rod is connected with the box-type heave plate; one ends of the two longitudinal inclined supporting rods are connected together to form a V-shaped structure, the end of the V-shaped structure is connected with the top corner of the box type heave plate, and the other ends of the two longitudinal inclined supporting rods are respectively connected with the bottom of the central upright post and the bottom of the side upright post.
10. The new floating wind turbine foundation incorporating box heave plates as claimed in claim 1, wherein the main hull, the box heave plates and the first connection member are made of steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210146547.7A CN114604376A (en) | 2022-02-17 | 2022-02-17 | Novel floating type fan foundation with box type heave plates |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210146547.7A CN114604376A (en) | 2022-02-17 | 2022-02-17 | Novel floating type fan foundation with box type heave plates |
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| CN114604376A true CN114604376A (en) | 2022-06-10 |
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| CN202210146547.7A Pending CN114604376A (en) | 2022-02-17 | 2022-02-17 | Novel floating type fan foundation with box type heave plates |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115384712A (en) * | 2022-09-06 | 2022-11-25 | 中交第三航务工程局有限公司 | Semi-submersible floating type wind power generation device |
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| CN113772034A (en) * | 2021-09-06 | 2021-12-10 | 上海电气风电集团股份有限公司 | Offshore wind turbine and foundation |
| CN114013591A (en) * | 2021-11-24 | 2022-02-08 | 应急管理部国家自然灾害防治研究院 | Floating and stabilizing device for Spar single-column floating foundation structure |
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2022
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| CN101798807A (en) * | 2010-03-30 | 2010-08-11 | 中国海洋石油总公司 | Heavy-draft truss upright-column combined platform |
| CN102490876A (en) * | 2011-12-23 | 2012-06-13 | 新疆金风科技股份有限公司 | Floating offshore wind turbine movement suppression device and floating base for offshore wind turbine |
| CN104401458A (en) * | 2014-11-24 | 2015-03-11 | 新疆金风科技股份有限公司 | Semi-submersible type floating fan base and floating fan |
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| CN115384712A (en) * | 2022-09-06 | 2022-11-25 | 中交第三航务工程局有限公司 | Semi-submersible floating type wind power generation device |
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