CN112874715A - Semi-submersible floating foundation for offshore wind power generation and net cage culture - Google Patents
Semi-submersible floating foundation for offshore wind power generation and net cage culture Download PDFInfo
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- CN112874715A CN112874715A CN202110257941.3A CN202110257941A CN112874715A CN 112874715 A CN112874715 A CN 112874715A CN 202110257941 A CN202110257941 A CN 202110257941A CN 112874715 A CN112874715 A CN 112874715A
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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
- 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
- B63B2035/442—Spar-type semi-submersible structures, i.e. shaped as single slender, e.g. substantially cylindrical or trussed vertical bodies
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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
- B63B2035/4453—Floating structures carrying electric power plants for converting solar energy into electric energy
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- 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
- Y02E10/727—Offshore wind turbines
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Abstract
The invention discloses a semi-submersible floating foundation for offshore wind power generation and net cage culture. The stand unit is including swinging board and stand, and the stand sets up on swinging the board perpendicularly, and the stand intussuseption is filled with the concrete. The cross brace assembly comprises a first cross brace and a second cross brace, the first cross brace is connected with two adjacent heave plates, the second cross brace is connected with two adjacent upright posts, and concrete is filled in the first cross brace and the second cross brace. The truss structure is connected between the first transverse supporting rods and the second transverse supporting rods, the upright post units, the transverse supporting components and the truss structure enclose a culture space, and the culture net box is installed in the culture space. According to the semi-submersible floating foundation for offshore wind power generation and net cage culture, the steel-concrete structure is used as the fixed ballast, so that the draft of the floating foundation is increased, the steel amount of the overall structure is reduced, the rigidity and the strength of the local structure are enhanced, the material use cost is reduced, and the income is increased.
Description
Technical Field
The invention relates to the technical field of wind power generation, in particular to a semi-submersible floating foundation for offshore wind power generation and net cage culture.
Background
With the gradual saturation of wind resource mining in inland and offshore areas and the further increase of national energy demand for life, and the development of high construction cost of open sea and deep sea wind power and composite industry, the offshore wind power industry starts to try to integrate into deep open sea breeding and other industries to develop research of composite industry, and moves from offshore areas in intertidal zones to deep sea areas. The shallow sea is nearer to the coast, is easy to influence offshore fishery breeding, channel planning and the like, and compared with shallow sea wind power, the deep sea wind power has the advantages of rich wind resource reserve, stable wind resource, high wind speed, low wind shear, small turbulence degree and the like, and has small influence on channel planning. The water temperature of deep and far sea is proper, the sea water exchange rate is good, the nutrients in the water are sufficient, and compared with offshore pollution, the fish growth environment is better. Meanwhile, the resource reserve of the deep sea wind power energy source in China is in the forefront of the world, the market demand of marine products is large, the diversity and richness of marine organisms are reduced by over-fishing, and the offshore floating wind power industry and the deep sea aquaculture industry have wide prospects and high fusion degree.
At present, the research of offshore floating wind turbines at home and abroad is still in an initial stage, China is developing further research on offshore floating wind power, and the main forms of the current mainstream offshore floating wind power include a single column type, a semi-submersible type, a tension leg type and a barge type. According to the environmental geographic conditions of the sea area in China, the semi-submersible type is the most suitable form for the floating wind power foundation of the sea area in China at present.
At present, the main form of semi-submerged type is column-stabilized structure, connect through the stull truss between the main part, the stull truss comprises numerous branch usually, this complexity that has not only increased whole floating foundation structure has increased the construction simultaneously and has increased the later maintenance cost again, numerous branch structure makes the tired problem of structure outstanding, simultaneously, for guaranteeing whole floating wind power structure's stability, the floating foundation needs to reach certain draft, the floating foundation of full steel form then needs bigger outside ballast.
Disclosure of Invention
Therefore, a need exists for a semi-submersible floating foundation for offshore wind power generation and cage culture, which solves the fatigue and strength of the overall structure and reduces the material use cost.
A semi-submersible floating foundation for offshore wind power generation and net cage culture comprises:
the vertical column units are arranged at intervals to form a polygon, each vertical column unit comprises a heave plate and a vertical column, the vertical columns are arranged on the heave plates, and concrete is filled in the vertical columns;
the transverse strut assembly comprises a first transverse strut and a second transverse strut, the first transverse strut is connected with two adjacent heave plates, the second transverse strut is connected with two adjacent upright columns, and concrete is filled in the first transverse strut and the second transverse strut;
the truss structure is connected between the first transverse supporting rod and the second transverse supporting rod, and the upright column unit, the transverse supporting component and the truss structure enclose a culture space; and
and the aquaculture net cage is arranged in the aquaculture space.
In one embodiment, the heave plate and the vertical post are coaxially arranged, and the diameter of the heave plate is larger than that of the vertical post.
In one embodiment, the upright column comprises an inner steel plate and an outer steel plate which are of annular structures, the outer steel plate is coaxially sleeved outside the inner steel plate, and concrete is poured in a cavity between the outer steel plate and the inner steel plate.
In one embodiment, the control device comprises an intelligent control center and a corridor, the intelligent control center is located in a polygon enclosed by the upright units, and the intelligent control center is connected with the second transverse supporting rod through the corridor.
In one embodiment, the intelligent control center comprises an intelligent environment monitoring system, an intelligent bait feeding system, an intelligent net cage damage early warning system and an intelligent cultivation monitoring system.
In one embodiment, the polygon is a regular polygon, the smart control center is located at the center of the regular polygon, and the corridor is perpendicular to the second cross brace.
In one embodiment, the cultivation net cage further comprises a lower supporting plate, the lower supporting plate is located in a polygon formed by the upright post units, the lower supporting plate is connected with the heave plate, and a plane formed by the lower supporting plate and the heave plate bears the cultivation net cage.
In one embodiment, the heave plate, the upright post, the first cross brace, the second cross brace, the truss structure and the lower supporting plate are provided with fastening point positions for planar nettings of the aquaculture net cage.
In one embodiment, a wind turbine for generating wind power is arranged on one of the columns.
In one embodiment, a ballast tank is arranged in the upright post, and the ballast tank is used for changing the draft of the floating foundation by loading or unloading ballast water.
According to the semi-submersible floating foundation for offshore wind power generation and net cage culture, the concrete is filled in the stand columns, the concrete is filled in the first transverse supporting rod and the second transverse supporting rod, the floating foundation is filled with water in a steel-concrete structure mode as a fixed ballast, the steel quantity of an overall structure is reduced, the rigidity and the strength of a local structure are enhanced, and meanwhile, the semi-submersible floating foundation is used as a main structure for net cage culture, combines wind power and deep sea culture industry, reduces the material use cost and increases the income.
Drawings
In order to more clearly illustrate the embodiments of the present invention, the drawings, which are required to be used in the embodiments, will be briefly described below. In all the drawings, the elements or parts are not necessarily drawn to actual scale.
FIG. 1 is a schematic structural view of a semi-submersible floating foundation for offshore wind power generation and cage culture in one embodiment;
FIG. 2 is a cross-sectional view of the column of FIG. 1;
FIG. 3 is a schematic view of concrete poured into the first and second transverse braces of FIG. 1;
FIG. 4 is a top view of the semi-submersible floating foundation of FIG. 1 for offshore wind power generation and cage culture.
Reference numerals:
10-upright post unit, 12-heave plate, 14-upright post, 142-inner steel plate, 144-outer steel plate, 20-cross brace component, 22-first cross brace rod, 24-second cross brace rod, 30-truss structure, 32-strut, 40-concrete and 50-control device. 52-intelligent control center, 54-corridor, 60-lower supporting plate, 62-connecting rod.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, but rather should be construed as broadly as the present invention is capable of modification in various respects, all without departing from the spirit and scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1, in an embodiment, the semi-submersible floating foundation for offshore wind power generation and cage culture can be used as an offshore floating fan foundation and a main structure of a cage for offshore culture. Specifically, the semi-submersible type floating foundation for offshore wind power generation and net cage culture comprises upright column units 10, cross brace assemblies 20, truss structures 30 and culture net cages (not shown).
The upright post units 10 are provided with a plurality of groups, and the upright post units 10 are arranged at intervals to form a polygon. The shape of the polygon enclosed by the upright post units 10 can be triangle, quadrangle, pentagon, etc., and can be flexibly arranged according to the requirement. In one embodiment, the number of the column units 10 is three, and three column units 10 enclose a regular triangle.
Specifically, the post unit 10 includes a heave plate 12 and a post 14, the post 14 being disposed on the heave plate 12. In one embodiment, the upright post 14 and the heave plate 12 are coaxially arranged, and the axial height of the heave plate 12 is generally less than the height of the upright post 14. The diameter of the heave plate 12 is larger than that of the upright post 14, so that the sectional area of the heave plate 12 is larger than that of the upright post 14, the overall damping of the whole floating foundation can be increased by the heave plate 12, and the heave performance of the floating foundation is improved.
Referring also to fig. 2, the columns 14 are the main components for providing buoyancy to the overall floating foundation, and a wind turbine is located on any one of the columns 14. Specifically, the top ends of the uprights 14 are flanged to the wind turbine tower 16. Concrete 40 is filled in the upright posts 14, and the steel-concrete structure form is used as fixed ballast to increase the draught of the floating foundation, reduce the steel amount of the overall structure and simultaneously strengthen the rigidity and the strength of a local structure. In one embodiment, the column 14 includes an inner steel plate 142 and an outer steel plate 144, the inner steel plate 142 and the outer steel plate 144 are annular structures, the outer steel plate 144 is coaxially sleeved outside the inner steel plate 142, and the concrete 40 is poured in a cavity between the outer steel plate 144 and the inner steel plate 142.
The wale assembly 20 is used to connect two adjacent column units 10. Specifically, the cross brace assembly 20 includes a first cross brace 22 and a second cross brace 24, the first cross brace 22 connects two adjacent heave plates 12, and the second cross brace 24 connects two adjacent vertical posts 14. Wherein the first cross brace 22 is connected to the bottom of the heave plate 12 and the second cross brace 24 is located in the area above the middle of the vertical column 14 and below the top, thereby facilitating maximum use of the axial height and reducing the increase of the external structural form.
Referring to fig. 3, in one embodiment, the first transverse supporting rod 22 and the second transverse supporting rod 24 are filled with concrete 40, and the first transverse supporting rod 22 and the second transverse supporting rod 24 are in a steel-concrete structure form, which not only serves as a fixed ballast of the floating foundation, but also can increase the local rigidity and rigidity of the structure.
The truss structure 30 is connected between the first transverse supporting rod 22 and the second transverse supporting rod 24, the supporting rods 32 of the truss structure 30 are hollow steel pipes, the supporting rods 32 are not directly connected with the upright posts 14 and the heave plate 12, and the connecting nodes of the supporting rods 32 are arranged on the first transverse supporting rod 22 and the second transverse supporting rod 24. In one embodiment, the truss structure 30 may have a typical connection form of K-type, T-type or KT-type connection nodes.
The upright post units 10, the cross-brace assemblies 20 and the truss structures 30 enclose a culture space, and the culture net cage is installed in the culture space. In this embodiment, the culture space is a triangular prism space, and the form of the culture space is not limited to the triangular prism structure form. The net cover material of the aquaculture net cage is copper alloy, so that marine organism adhesion can be reduced, smoothness of water body exchange is guaranteed, and fish diseases such as plant diseases and insect pests are reduced.
In an embodiment, the semi-submersible floating foundation for offshore wind power generation and net cage culture further includes a control device 50, the control device 50 includes an intelligent control center 52 and galleries 54, the intelligent control center 52 is located in a polygon enclosed by the upright units 10, the intelligent control center 52 is located at the top of the net cage, the intelligent control center 52 is connected with the second transverse supporting rods 24 through the galleries 54, and each second transverse supporting rod 24 is provided with one gallery 54. Specifically, the polygon enclosed by the vertical column unit 10 is a regular polygon, the intelligent control center 52 is located at the center of the regular polygon, and the corridor 54 is perpendicular to the second cross brace 24. The intelligent control center 52 can facilitate environmental monitoring, data collection, bait feeding and the like, each corridor 54 is connected to the adjacent upright 14 along the second cross brace 24, and the corridors 54 can facilitate workers to move to and from the upright 14 and the intelligent control center 52.
On the basis of the above embodiment, further, the intelligent control center 52 includes an intelligent environment monitoring system, an intelligent bait feeding system, an intelligent net cage damage early warning system and an intelligent cultivation monitoring system. The floating foundation is located in deep and far sea, the working time of personnel is limited, the personnel can be intelligently managed, the labor cost can be reduced, the occurrence of unexpected situations can be reduced, the investment risk is reduced, and the comprehensive benefits are increased.
Referring to fig. 4, in one embodiment, the semi-submersible floating foundation for offshore wind power generation and net cage culture further includes a lower supporting plate 60, the lower supporting plate 60 is located in a polygon surrounded by the upright units 10, and the lower supporting plate 60 is connected to the heave plate 12. Specifically, the lower supporting plate 60 is located at the center of the regular polygon, the upper plane of the lower supporting plate 60 is flush with the upper plane of the heaving plate 12, and the upper planes of the lower supporting plate 60 and the heaving plate 12 bear the aquaculture net cage. The bottom supporting plate 60 is used as a fixed structure form at the bottom of the aquaculture net cage, and can reduce the damage of the net due to the deformation of the aquaculture net cage and the collision between ocean currents, marine organisms and aquaculture organisms. The bottom of the aquaculture net cage is positioned on the upper top surface of the heave plate 12, so that the irregularity of the shape of the aquaculture net cage can be reduced, and the aquaculture and management are facilitated. In the present embodiment, the lower plate 60 has a triangular shape, and three corners of the lower plate 60 are connected to the three heave plates 12 by the connecting rods 62. Of course, the shape of the bottom plate 60 may be other shapes, and is not limited herein.
Based on the above embodiment, the swinging plate 12, the upright post 14, the first cross brace 22, the second cross brace 24, the supporting rod 32 of the truss structure 30 and the lower supporting plate 60 are all provided with a fastening point position for cultivating the planar netting of the net cage, wherein the fastening point positions are all provided at the midpoint of the lower supporting plate 60, the end point and the midpoint of 1/2. The position of the fastening point is determined according to the geometric dimension of the actual floating foundation and the structural form of the net cage and the net, and specific reference is needed according to actual conditions. The structural form of the aquaculture net cage is that the space of the column-stable floating foundation is utilized to the maximum extent to build the aquaculture net cage according to the structural form of the wind power floating foundation, and the construction cost of deep and open sea aquaculture is reduced.
In one embodiment, a ballast tank is provided in the column 14, and the ballast tank can be loaded with ballast water to increase the draught of the floating foundation, thereby increasing the culture space of the culture net cage. The ballast water tank unloads the ballast water, so that the draught of the floating foundation can be reduced, and the culture space of the culture net cage is reduced. The culture space of the culture net cage is increased, so that the culture scale is increased, the population density of cultured organisms is reduced, the occurrence probability of fish diseases and insect pests is reduced, and meanwhile, the loss of a floating foundation and cultured products can be reduced, the culture space of the net cage is reduced, and the culture products can be caught conveniently in an extreme marine environment.
According to the semi-submersible floating foundation for offshore wind power generation and net cage culture, the steel-concrete structure is used as the fixed ballast, so that the draft of the floating foundation is increased, the steel amount of the overall structure is reduced, and the rigidity and the strength of a local structure are enhanced. Wind power and fishery culture are combined, the contradiction between the wind power industry and deep sea cage culture is solved, the upright columns 14, the swinging plates 12, the cross support rods and the support rods 32 of the whole floating foundation are used as the tying point positions of the net clothes of the culture cage, compared with the similar structure, the floating foundation space is greatly utilized, the using amount of a cage steel structure is reduced, the early investment of the deep sea cage culture is reduced, meanwhile, the semi-submersible floating foundation is used for loading and unloading ballast water, the vertical position of the floating foundation is changed, the cage culture space is adjusted, the culture environment is improved, the semi-submersible floating foundation is used as the main body structure of the deep sea culture cage, the space structure of the floating foundation is reasonably utilized, and the construction cost of the deep sea culture cage and the risk coefficient of marine culture are reduced.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (10)
1. The utility model provides a semi-submerged type floating foundation of offshore wind power generation and box with a net breed which characterized in that includes:
the vertical column units are arranged at intervals to form a polygon, each vertical column unit comprises a heave plate and a vertical column, the vertical columns are arranged on the heave plates, and concrete is filled in the vertical columns;
the transverse strut assembly comprises a first transverse strut and a second transverse strut, the first transverse strut is connected with two adjacent heave plates, the second transverse strut is connected with two adjacent upright columns, and concrete is filled in the first transverse strut and the second transverse strut;
the truss structure is connected between the first transverse supporting rod and the second transverse supporting rod, and the upright column unit, the transverse supporting component and the truss structure enclose a culture space; and
and the aquaculture net cage is arranged in the aquaculture space.
2. The offshore wind power generation and cage culture semi-submersible floating foundation recited in claim 1, wherein the heave plate and the column are coaxially disposed, the heave plate having a diameter greater than the column.
3. The semi-submersible floating foundation for offshore wind power generation and cage culture according to claim 1, wherein the columns comprise an inner steel plate and an outer steel plate of a ring structure, the outer steel plate is coaxially sleeved outside the inner steel plate, and concrete is poured into a cavity between the outer steel plate and the inner steel plate.
4. The semi-submersible floating foundation for offshore wind power generation and cage culture according to claim 1, further comprising a control device, wherein the control device comprises an intelligent control center and a corridor, the intelligent control center is located in a polygon enclosed by the upright units, and the intelligent control center is connected with the second cross brace through the corridor.
5. The semi-submersible floating foundation for offshore wind power generation and cage culture according to claim 4, wherein the intelligent control center comprises an intelligent environment monitoring system, an intelligent bait feeding system, an intelligent cage breakage early warning system and an intelligent culture monitoring system.
6. The offshore wind power generation and cage culture semi-submersible floating foundation of claim 4, wherein the polygon is a regular polygon, the intelligent control center is located at the center of the regular polygon, and the corridor is perpendicular to the second cross brace.
7. The semi-submersible floating foundation for offshore wind power generation and net cage culture according to claim 1, further comprising a lower supporting plate, wherein the lower supporting plate is located in a polygon formed by the upright units, the lower supporting plate is connected with the heave plate, and a plane formed by the lower supporting plate and the heave plate bears the culture net cage.
8. The offshore wind power generation and cage culture semi-submersible floating foundation recited in claim 7 wherein the heave plates, the columns, the first and second cross braces, the truss structure and the bottom plate provide tie point locations for the planar nets of the culture cages.
9. The offshore wind power generation and cage culture semi-submersible floating foundation recited in claim 1 wherein a wind turbine is disposed on one of the columns.
10. The offshore wind power generation and cage culture semi-submersible floating foundation of claim 1, wherein a ballast tank is provided within the columns, the ballast tank altering the draft of the floating foundation by loading or unloading ballast water.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110257941.3A CN112874715A (en) | 2021-03-09 | 2021-03-09 | Semi-submersible floating foundation for offshore wind power generation and net cage culture |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110257941.3A CN112874715A (en) | 2021-03-09 | 2021-03-09 | Semi-submersible floating foundation for offshore wind power generation and net cage culture |
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| CN112874715A true CN112874715A (en) | 2021-06-01 |
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| CN202110257941.3A Pending CN112874715A (en) | 2021-03-09 | 2021-03-09 | Semi-submersible floating foundation for offshore wind power generation and net cage culture |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113428307A (en) * | 2021-07-14 | 2021-09-24 | 中国海洋石油集团有限公司 | Semi-submerged floating type fan foundation and semi-submerged floating type fan |
| CN113734369A (en) * | 2021-10-12 | 2021-12-03 | 重庆大学 | Semi-submersible type steel-concrete floating type fan foundation |
| CN113772037A (en) * | 2021-09-17 | 2021-12-10 | 清华大学 | Marine large-scale steel-concrete combination floating semi-submerged platform structure |
| 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 |
| CN114766405A (en) * | 2022-05-14 | 2022-07-22 | 浙江大学 | Semi-submersible type fan system combined with aquaculture net cage for enhancing wind and wave resistance |
| CN115230893A (en) * | 2022-05-13 | 2022-10-25 | 重庆大学 | Floating foundation structure of steel pipe support-prestressed concrete |
| 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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2021
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113428307A (en) * | 2021-07-14 | 2021-09-24 | 中国海洋石油集团有限公司 | Semi-submerged floating type fan foundation and semi-submerged floating type fan |
| 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 |
| CN113772037A (en) * | 2021-09-17 | 2021-12-10 | 清华大学 | Marine large-scale steel-concrete combination floating semi-submerged platform structure |
| CN113734369A (en) * | 2021-10-12 | 2021-12-03 | 重庆大学 | Semi-submersible type steel-concrete floating type fan foundation |
| CN115230893A (en) * | 2022-05-13 | 2022-10-25 | 重庆大学 | Floating foundation structure of steel pipe support-prestressed concrete |
| CN115230893B (en) * | 2022-05-13 | 2024-02-02 | 重庆大学 | Floating foundation structure of steel pipe support-prestressed concrete |
| CN114766405A (en) * | 2022-05-14 | 2022-07-22 | 浙江大学 | Semi-submersible type fan system combined with aquaculture net cage for enhancing wind and wave resistance |
| CN114766405B (en) * | 2022-05-14 | 2023-10-17 | 浙江大学 | Semi-submersible blower system combining cultivation net cage to enhance wind and wave resistance |
| 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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