CN111391988B - Buoyancy distributed floating fan foundation - Google Patents
Buoyancy distributed floating fan foundation Download PDFInfo
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- CN111391988B CN111391988B CN202010261279.4A CN202010261279A CN111391988B CN 111391988 B CN111391988 B CN 111391988B CN 202010261279 A CN202010261279 A CN 202010261279A CN 111391988 B CN111391988 B CN 111391988B
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- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000005457 optimization Methods 0.000 description 9
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- 238000009434 installation Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 2
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- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
- F03D13/22—Foundations specially adapted for wind motors
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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
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
- F03D13/25—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors specially adapted for offshore installation
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Life Sciences & Earth Sciences (AREA)
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Abstract
The invention relates to the field of offshore floating platforms, in particular to a buoyancy dispersed floating fan foundation, which comprises buoyancy unit groups, wherein each buoyancy unit group is formed by mutually connecting more than two buoyancy plane layers, or formed by mutually connecting more than two buoyancy plane layers and a special buoyancy plane layer positioned in an upper layer or a lower layer or an upper layer/the lower layer; one or more main buoyancy providing bodies can be decomposed into a plurality of small buoyancy units I or buoyancy units II, so that the risk caused by the damage of the floating body is reduced, and the acting force of waves on the floating body is reduced; the distributed buoyancy units have good expansibility, and a plurality of floating fan foundations can be connected together by expanding a single floating fan foundation to form a multi-fan foundation; all the buoyancy units I or the buoyancy units II have the same structure, so that the modularization degree is higher, and the manufacturing cost is reduced; the device is not limited to the application of offshore wind turbines, and is also suitable for other offshore floating projects.
Description
Technical Field
The invention relates to the field of offshore floating platforms, in particular to a buoyancy dispersed floating fan foundation.
Background
With the increasing shortage of land resources and the increasing demand for new energy, the expansion of new energy development capability to the sea surface will be a necessary choice for the development of new energy technology in the future. In recent years, various offshore floating devices are built successively in the world, such as an offshore floating fan, a combined energy utilization floating platform, an offshore fishery culture platform and the like, wherein the offshore floating fan is the fastest to develop.
The manufacturing and installation cost is high, the construction period is long, and the floating wind turbine is difficult on the sea, and the main reasons are that corresponding floating foundations need to be constructed according to different sea conditions in sea areas, modularization cannot be realized in the manufacturing of the platform, the manufacturing and installation efficiency is low, and large-scale engineering machinery needs to be used for assistance.
The existing floating foundation for exploiting marine oil gas is utilized to transfer the onshore wind turbine to the sea, so that high-quality wind resources on the sea surface can be fully utilized. The common floating foundation is provided with an upright post buoy type platform, a tension leg platform and a semi-submersible type platform; these platform watertight structures are usually composed of one or several main structures, so the buoyancy is also provided by one floating body or several main floating bodies, the size of the single floating body is huge, the manufacturing and installation are troublesome, and once the floating body is damaged, the whole floating foundation and the tower and the wind turbine at the upper end are sunk into the water bottom, causing unnecessary loss.
The common platform structure type does not realize modularization in the true sense, the design and construction cost is very high, the response to wave load motion is very large, and the mooring test is a great test. Publication No. CN103708004B provides a floating foundation for actively reducing rolling and pitching of a fan, wherein the bottoms of upright columns are communicated through liquid, and the tops of the upright columns are communicated through gas; the publication No. CN102758447B adds a second heave plate with a plurality of turbulent holes on the basis of the original first heave plate at the bottom end of the float bowl, so as to reduce the motion amplitude of the fan in a passive mode, thereby being beneficial to the pitch and yaw control of the fan. The two inventions play a certain role in reducing six degrees of freedom of the wind turbine foundation, but the main buoyancy providing body still has huge volume and is limited in reducing wave action force.
Disclosure of Invention
The invention aims to provide a buoyancy dispersed floating fan foundation, which can decompose one or more main buoyancy providing bodies into a plurality of small buoyancy providing bodies, reduce the risk caused by the damage of a floating body and reduce the acting force of waves on the floating body.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a distributed showy fan foundation of buoyancy, includes the buoyancy unit group, the buoyancy unit group comprises interconnect between the buoyancy plane layer more than two-layer, or interconnect and lie in about two-layer or the special layer of one deck buoyancy plane layer in upper strata/lower floor between the buoyancy plane layer more than two-layer.
As further optimization of the technical scheme, the buoyancy distributed floating fan foundation is characterized in that the buoyancy plane layer is formed by expanding and connecting a plurality of same buoyancy units I in the same plane, and the buoyancy plane layer special layer is formed by expanding and connecting a plurality of same buoyancy units II in the same plane.
As further optimization of the technical scheme, the buoyancy distributed floating fan foundation comprises a buoyancy sphere I, four first cylinders I and four second cylinders I, wherein the number of the first cylinders I is four, the number of the second cylinders I is one, the second cylinders I and the four first cylinders I are vertically connected to the outer surface of the buoyancy sphere I, the rotation center shafts of the second cylinders I and the four first cylinders I are intersected with the sphere center of the buoyancy sphere I, included angles between the rotation center shafts of the four first cylinders I and the rotation center shaft of the second cylinder I are 120 degrees, and the four first cylinders I are uniformly distributed at equal intervals.
As a further optimization of the technical scheme, the buoyancy dispersion type floating fan foundation comprises a buoyancy ball II, three first cylinders II, three second cylinders II and one third cylinder, wherein the first cylinders II are provided, the second cylinder II is provided, the third cylinder is provided, the second cylinders II, the third cylinder and the three first cylinders II are vertically connected to the outer surface of the buoyancy ball II, the rotation central axes of the second cylinders II, the three first cylinders II and the third cylinder are intersected with the sphere center of the buoyancy ball II, the rotation central axes of the three first cylinders II are uniformly distributed on the same plane at equal intervals, the rotation central axis of the second cylinders II is perpendicular to the plane where the rotation central axes of the three first cylinders II are located, the rotation central axis of the third cylinder, the rotation central axis of the second cylinder II and the rotation central axis of one of the three first cylinders II are coplanar, and the included angle between the rotary central shaft of the third cylinder and the second cylinder II is 135 degrees.
As further optimization of the technical scheme, the first cylinder I, the second cylinder I, the first cylinder II, the second cylinder II and the third cylinder are circular or rectangular in cross section.
As a further optimization of the technical scheme, the outer end faces of the first cylinder I, the second cylinder I, the first cylinder II, the second cylinder II and the third cylinder are respectively provided with a flange end cover.
As further optimization of the technical scheme, the buoyancy distributed floating fan foundation further comprises a foundation support frame, a ballast connecting frame, a ballast tank, a lower base, an upper base, support legs and support rings, wherein the foundation support frame is connected by a plurality of section steels to form a planar grid structure; the upper end of the buoyancy unit group is connected with the basic supporting frame; the lower end of the ballast connecting frame is connected with a ballast tank and the upper end is connected with the lower base; the ballast tank is connected to the lower end of the ballast connecting frame; the lower base is connected with the lower end of the basic supporting frame; the upper base is connected with the upper end of the foundation support frame, is connected with the upper base through a bolt and is fixed on the support foundation frame; the upper ends of the supporting legs are connected with the supporting rings, and the lower ends of the supporting legs are connected with the basic supporting frame; the supporting ring is positioned above the basic supporting frame, and the geometric centers of the basic supporting frame, the buoyancy unit group, the ballast connecting frame, the ballast tank, the lower base, the upper base and the supporting ring are all on the same line; the supporting legs are at least provided with three equal intervals which are distributed around the supporting ring.
As a further optimization of the technical scheme, the buoyancy dispersed floating fan foundation further comprises a fan tower, supporting pads, a transition plate and a solar cell panel group, wherein the fan tower is connected to the upper end of the upper base through bolts, after the fan tower is inserted into the supporting rings, gaps between the tower and the supporting rings are partially filled with more than three supporting pads, the foundation supporting frame is connected with the buoyancy cell group through the transition plate, and the solar cell panel group is connected to the supporting foundation frame.
As a further optimization of the technical scheme, the buoyancy distributed floating fan foundation further comprises at least three mooring cables, one ends of the plurality of mooring cables are connected to the ballast connecting frame, and the other ends of the mooring cables are fixedly connected to the sea bottom.
As a further optimization of the technical scheme, the buoyancy distributed floating fan foundation is provided with a plurality of buoyancy distributed floating fan foundations, and the buoyancy distributed floating fan foundations are connected with one another.
The buoyancy dispersed floating fan foundation has the beneficial effects that:
according to the buoyancy distributed floating fan foundation, one or more main buoyancy providing bodies can be decomposed into a plurality of small buoyancy units I or buoyancy units II, so that the risk caused by damage of the floating body is reduced, and the acting force of waves on the floating body is reduced; the distributed buoyancy units have good expansibility, and a plurality of floating fan foundations can be connected together by expanding a single floating fan foundation to form a multi-fan foundation; all the buoyancy units I or the buoyancy units II have the same structure, so that the modularization degree is higher, and the manufacturing cost is reduced; the device is not limited to the application of offshore wind turbines, and is also suitable for other offshore floating projects; the buoyancy units I or II are connected through the end faces of the buoyancy cylinders and are different from the buoyancy cylinders and the buoyancy spheres which are separately connected, and the problem of space direction positioning of connection of the buoyancy units I or II is solved, so that the field installation process is simplified, the installation cost is reduced, and the construction period is shortened.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and "upright", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, directly or indirectly connected through an intermediate medium, and may be a communication between two members. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In addition, in the description of the present invention, the meaning of "a plurality", and "a plurality" is two or more unless otherwise specified.
FIG. 1 is a schematic view of the overall structure of the buoyancy dispersion type floating wind turbine foundation of the present invention;
FIG. 2 is an exploded view of the buoyancy dispersion type floating wind turbine foundation of the present invention with the buoyancy cell groups removed;
FIG. 3 is a schematic view of a partial structure of the foundation of the distributed buoyancy floating wind turbine of the present invention with the buoyancy cell units removed;
FIG. 4 is a schematic view of a first embodiment of the present invention showing a partial configuration of a buoyancy cell stack;
FIG. 5 is a schematic view of a second embodiment of the present invention showing a partial configuration of the buoyancy cell stack;
FIG. 6 is a schematic view of a third embodiment of the present invention showing a partial configuration of the buoyancy cell stack;
FIG. 7 is a schematic illustration of a fourth embodiment of the buoyancy cell stack of the present invention;
FIG. 8 is a first schematic view of the construction of the buoyancy unit I of the present invention;
FIG. 9 is a schematic view of the structure of the buoyancy unit I of the present invention;
FIG. 10 is a first schematic view of the construction of the buoyancy unit II of the present invention;
FIG. 11 is a second schematic structural view of the buoyancy unit II of the present invention;
FIG. 12 is a schematic view of the connection of the buoyancy unit I of the present invention to a base support frame;
FIG. 13 is a schematic view of the connection of the buoyancy unit II of the present invention to the base support frame;
FIG. 14 is a schematic view of the overall structure of the first embodiment of the present invention;
FIG. 15 is a partial schematic structural view of a second embodiment of the present invention;
in the figure: a base support frame 1; a buoyancy cell group 2; a ballast connection frame 3; a ballast tank 4; a lower base 5; an upper base 6; support legs 7; a support ring 8; a buoyant planar layer special layer 9; a buoyant planar layer 10; a buoyancy unit I11; a buoyancy sphere I1101; a first column I1102; a second column I1103; a buoyancy unit II 12; a buoyancy sphere II 1201; a first column II 1202; a second column II 1203; a third cylinder 1204; a fan tower 13; a support pad 14; a transition plate 15; a mooring line 16; the solar cell panel group 17.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
the embodiment is described below with reference to fig. 1 to 15, and a buoyancy dispersed floating fan foundation comprises a foundation support frame 1, buoyancy unit groups 2, ballast connecting frames 3, ballast tanks 4, a lower base 5, an upper base 6, support legs 7 and support rings 8, wherein the buoyancy unit groups 2 are formed by interconnecting more than two buoyancy plane layers 10, and the buoyancy plane layers 10 are formed by expanding and connecting a plurality of same buoyancy units in the same plane; as shown in fig. 3, the lower end of the fan tower 13 is connected with the upper base 5 through bolts; as shown in fig. 4, the buoyancy unit group 2 is composed of five buoyancy plane layers 10, and each buoyancy plane layer 10 is formed by expanding and connecting a plurality of buoyancy units i 11 in the same plane;
the buoyancy unit is a buoyancy unit I11; the buoyancy unit I11 comprises a buoyancy sphere I1101, first cylinders I1102 and second cylinders I1103, the number of the first cylinders I1102 is four, the number of the second cylinders I1103 is one, the second cylinders I1103 and the first cylinders I1102 are vertically connected to the outer surface of the buoyancy sphere I1101, the rotation center axes of the second cylinders I1103 and the first cylinders I1102 are intersected with the sphere center of the buoyancy sphere I1101, included angles between the rotation center axes of the first cylinders I1102 and the second cylinders I1103 are 120 degrees, and the four first cylinders I1102 are uniformly distributed at equal intervals; the buoyancy sphere I1101, the first cylinder I1102 and the second cylinder I1103 are all hollow structures or made of other materials capable of providing buoyancy;
as shown in fig. 12, the buoyancy plane layer 10 and the foundation support frame 1 are connected through a transition plate 15;
the joint of the buoyancy sphere I1101, the first column I1102 and the second column I1103 can be strengthened through a rib plate; the outer side end faces of the first cylinder I1102 and the second cylinder I1103 are connected through flanges, sleeve pins or welded;
the geometric centers of the basic support frame 1, the buoyancy unit group 2, the ballast connecting frame 3, the ballast tank 4, the lower base 5, the upper base 6, the support ring 8 and the tower barrel 13 are all on the same line;
the supporting legs 7 are provided with four pieces which are distributed around the supporting ring 8 at equal intervals;
the ballast tank 4 is positioned below the ballast connecting frame, is of a closed hollow structure and can be filled with liquid and solid; the number of the buoyancy plane layers 10 and the number of the buoyancy units in the buoyancy plane layers 10 are determined according to the mass of the fan, and all the dispersed buoyancy units of the buoyancy unit groups provide buoyancy for the fan together.
The buoyancy dispersion type floating fan foundation further comprises at least three mooring cables 16, wherein one end of each of the plurality of mooring cables 16 is connected to the ballast connecting frame 16, and the other end of each of the plurality of mooring cables 16 is fixedly connected to the sea bottom; as shown in fig. 14.
The second embodiment is as follows:
the present embodiment is described below with reference to fig. 1 to 15, and the present embodiment further describes the first embodiment, wherein the buoyancy plane layer special layer 9 located in the upper and lower layers or the upper/lower layers is formed by expanding and connecting a plurality of buoyancy units ii 12 in the same plane, and the buoyancy plane layers 10 in the remaining layers are formed by expanding and connecting a plurality of buoyancy units i 11 in the same plane;
as shown in fig. 15, a solar cell panel group 17 is fixed on the upper edge of the base support frame 1;
as shown in fig. 5, the buoyancy plane layer special layer 9 on the upper and lower layers is formed by expanding and connecting a plurality of buoyancy units ii 12 in the same plane, the second column ii 1203 of the buoyancy unit ii 12 on the upper layer is arranged on the upper side of the buoyancy unit ii 12, the second column ii 1203 of the buoyancy unit ii 12 on the lower layer is arranged on the lower side of the buoyancy unit ii 12, and when the buoyancy plane layer special layer 9 on the lower layer is formed by expanding and connecting a plurality of buoyancy units ii 12 in the same plane, the lowest layer can be used as an initial installation bottom surface and is placed on the floating body bearing plate;
the buoyancy unit II 12 comprises three buoyancy spheres II 1201, a first column body II 1202, a second column body II 1203 and a third column body 1204, the number of the first column bodies II 1202 is three, the number of the second column bodies II 1203 is one, the number of the third column bodies 1204 is one, the second column body II 1203, the third column body 1204 and the three first column bodies II 1202 are vertically connected to the outer surface of the buoyancy spheres II 1201, the rotation central axes of the second column body 1203, the three first column bodies II 1202 and the third column body 1204 are intersected with the sphere center of the buoyancy spheres II 1201, the rotation central axes of the three first column bodies II 1202 are uniformly distributed in the same plane at equal intervals, the rotation central axis of the second column body 1203 is perpendicular to the plane where the rotation central axes of the three first column bodies II 1202 are located, the rotation central axis of the third column body 1204, the rotation central axis of the second column body 1203 and the rotation central axis of one of the three first column bodies II, an included angle between the rotation central axis of the third column 1204 and the second column II 1203 is 135 degrees; the buoyancy sphere II 1201, the first column II 1202, the second column II 1203 and the third column 1204 are all hollow structures or made of other materials capable of providing buoyancy;
the sections of the first cylinder I1102, the second cylinder I1103, the first cylinder II 1202, the second cylinder II 1203 and the third cylinder 1204 are circular or rectangular;
the joint of the buoyancy sphere II 1201 and the first column II 1202, the second column II 1203 and the third column 1204 can be strengthened by a ribbed plate;
the outer side end faces of the first column body II 1202, the second column body II 1203 and the third column body 1204 are connected through flanges, sleeve pins or welded;
as shown in fig. 13, the buoyancy plane layer 9 and the foundation support frame 1 are connected by a transition plate 15.
The third concrete implementation mode:
the following describes the present embodiment with reference to fig. 1 to 15, and the present embodiment further describes an embodiment two, in which a plurality of buoyancy dispersion type floating fan foundations are provided, and the plurality of buoyancy dispersion type floating fan foundations are connected to form a large-scale and ultra-large-scale dispersion type floating fan foundation.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (8)
1. The utility model provides a distributed showy fan foundation of buoyancy, includes buoyancy unit group (2), its characterized in that: the buoyancy unit group (2) is formed by connecting more than two buoyancy plane layers (10) or by connecting more than two buoyancy plane layers (10) and forming a special buoyancy plane layer (9) positioned in an upper layer or a lower layer or an upper layer or a lower layer;
the buoyancy plane layer (10) is formed by expanding and connecting a plurality of same buoyancy units I (11) in the same plane, and the buoyancy plane layer special layer (9) is formed by expanding and connecting a plurality of same buoyancy units II (12) in the same plane;
buoyancy unit I (11) are including buoyancy spheroid I (1101), first cylinder I (1102) and second cylinder I (1103), first cylinder I (1102) is provided with four, second cylinder I (1103) is provided with one, second cylinder I (1103) and four equal perpendicular connections in buoyancy spheroid I (1101) surface of first cylinder I (1102), the centre of rotation of second cylinder I (1103) and four first cylinders I (1102) all hands over in the centre of sphere of buoyancy spheroid I (1101), contained angle is 120 degrees between the centre of rotation of four first cylinders I (1102) and second cylinder I (1103), equidistant evenly distributed between four first cylinders I (1102).
2. The buoyancy dispersed floating wind turbine foundation of claim 1, wherein: the buoyancy unit II (12) comprises a buoyancy sphere II (1201), a first column body II (1202), a second column body II (1203) and a third column body (1204), the number of the first column bodies II (1202) is three, the number of the second column bodies II (1203) is one, the number of the third column bodies (1204) is one, the second column bodies II (1203), the third column bodies (1204) and the three first column bodies II (1202) are vertically connected to the outer surface of the buoyancy sphere II (1201), the rotation center axes of the second column bodies II (1203), the three first column bodies II (1202) and the third column bodies (1204) are intersected with the sphere center of the buoyancy sphere II (1201), the rotation center axes of the three first column bodies II (1202) are uniformly distributed in the same plane at equal intervals, the rotation center axis of the second column body II (1203) is perpendicular to the plane where the rotation center axes of the three first column bodies II (1202) are located, the rotation center axis of the third column body (1204), The rotation center axis of the second column body II (1203) is coplanar with the rotation center axis of one of the three first column bodies II (1202), and the included angle between the rotation center axis of the third column body (1204) and the rotation center axis of the second column body II (1203) is 135 degrees.
3. The buoyancy dispersed floating wind turbine foundation of claim 2, wherein: the cross sections of the first cylinder I (1102), the second cylinder I (1103), the first cylinder II (1202), the second cylinder II (1203) and the third cylinder (1204) are circular or rectangular.
4. The buoyancy dispersion type floating wind turbine foundation of claim 3, wherein: the outer end faces of the first cylinder I (1102), the second cylinder I (1103), the first cylinder II (1202), the second cylinder II (1203) and the third cylinder (1204) are all provided with flange end covers.
5. The buoyancy dispersed floating wind turbine foundation of claim 1, wherein: the buoyancy dispersed floating fan foundation further comprises a foundation support frame (1), a ballast connecting frame (3), a ballast tank (4), a lower base (5), an upper base (6), support legs (7) and a support ring (8), wherein the foundation support frame (1) is connected by a plurality of section steels to form a planar grid structure; the upper end of the buoyancy unit group (2) is connected with the basic support frame (1); the lower end of the ballast connecting frame (3) is connected with a ballast tank and the upper end is connected with a lower base (5); the ballast tank (4) is connected to the lower end of the ballast connecting frame (3); the lower base (5) is connected with the lower end of the basic supporting frame (1); the upper base (6) is connected to the upper end of the basic support frame (1), is connected with the upper base (5) through a bolt and is fixed on the basic support frame (1); the upper ends of the supporting legs (7) are connected with the supporting ring (8), and the lower ends of the supporting legs are connected with the basic supporting frame (1); the supporting ring (8) is positioned above the basic supporting frame (1), and the geometric centers of the basic supporting frame (1), the buoyancy unit group (2), the ballast connecting frame (3), the ballast tank (4), the lower base (5), the upper base (6) and the supporting ring (8) are all on the same line; the supporting legs (7) are at least provided with three equal intervals distributed around the supporting ring (8).
6. The buoyancy dispersion type floating wind turbine foundation of claim 5, wherein: the distributed floating wind turbine foundation of buoyancy further comprises a wind turbine tower cylinder (13), supporting pads (14), transition plates (15) and solar cell panel sets (17), wherein the wind turbine tower cylinder (13) is connected to the upper end of the upper base (6) through bolts, when the wind turbine tower cylinder (13) is inserted into the supporting rings (8), gaps between the tower cylinder and the supporting rings are filled locally through the supporting pads (14) more than three, the foundation supporting frame (1) is connected with the buoyancy cell panel sets (2) through the transition plates (15), and the solar cell panel sets (17) are connected to the foundation supporting frame (1).
7. The buoyancy dispersed floating wind turbine foundation of claim 1, wherein: the buoyancy distributed floating fan foundation further comprises three mooring cables (16), wherein one ends of the mooring cables (16) are connected to the ballast connecting frame (3), and the other ends of the mooring cables (16) are fixedly connected to the sea bottom.
8. The buoyancy dispersed floating wind turbine foundation of claim 1, wherein: the buoyancy distributed floating fan foundations are provided with a plurality of buoyancy distributed floating fan foundations which are connected with each other.
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| CN111874171B (en) * | 2020-07-31 | 2021-04-09 | 深圳埃吉尔海洋科技有限公司 | Modularized space truss structure semi-submersible type offshore floating platform |
| CN112324625A (en) * | 2020-10-29 | 2021-02-05 | 中国大唐集团未来能源科技创新中心有限公司 | Deep sea floating type fan foundation in gridding arrangement |
| CN113335467A (en) * | 2021-05-28 | 2021-09-03 | 哈尔滨工业大学（深圳） | Ocean floating platform based on wave energy and solar energy combined power generation |
| CN113619744A (en) * | 2021-08-27 | 2021-11-09 | 哈尔滨工业大学（深圳） | Offshore net frame type modularized floating platform |
| CN114313126B (en) * | 2022-01-13 | 2024-04-19 | 东北石油大学 | Assembled FRP concrete combined guy cable tower platform system and construction method thereof |
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| CN102865198B (en) * | 2012-09-06 | 2015-03-11 | 华南理工大学 | Floating foundation of offshore wind-driven generator |
| CN107539434B (en) * | 2017-09-07 | 2020-01-31 | 新疆金风科技股份有限公司 | Offshore wind generating set and floating type foundation thereof |
| CN108560578A (en) * | 2018-06-01 | 2018-09-21 | 上海旭飏新能源科技有限公司 | Floatation type wind power foundation structure |
| CN208470081U (en) * | 2018-06-26 | 2019-02-05 | 深圳市海斯比浮岛科技开发有限公司 | Marine concentrating type floats wind power platform |
| CN109263818A (en) * | 2018-10-10 | 2019-01-25 | 中国船舶科学研究中心（中国船舶重工集团公司第七0二研究所） | A kind of sea semisubmersible-type 5MW buoyant wind generation platform |
| CN110671280A (en) * | 2019-10-16 | 2020-01-10 | 上海电气风电集团股份有限公司 | Floating type fan foundation |
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