CN106759430B - A kind of wind-powered electricity generation complete machine construction method of three bucket foundations and concrete support structure - Google Patents
A kind of wind-powered electricity generation complete machine construction method of three bucket foundations and concrete support structure Download PDFInfo
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- CN106759430B CN106759430B CN201611030049.7A CN201611030049A CN106759430B CN 106759430 B CN106759430 B CN 106759430B CN 201611030049 A CN201611030049 A CN 201611030049A CN 106759430 B CN106759430 B CN 106759430B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
- E02D27/425—Foundations for poles, masts or chimneys specially adapted for wind motors masts
Abstract
The present invention relates to offshore foundation structure fields, disclose the wind-powered electricity generation complete machine construction method of a kind of three bucket foundations and concrete support structure, its step are as follows: three bucket foundations of land fabrication, by bucket foundation according to triangular arrangement, the construction of concrete connecting bottom board, concrete ballast cabin structure, vertical concrete connector, concrete column, oblique sheet type variable cross-section concrete structure, concrete connection top plate is successively carried out, and assembles tower and blower；Wind-powered electricity generation complete machine is moved into water and is dragged to construction point；Keep bucket foundation in place with negative pressure sinking by deflating, finally launches ballast in concrete ballast cabin structure.The present invention can self-floating towing and sinking, entire sinking process do not need large scale equipment, construction is simple, quickly, and required construction equipment is seldom, avoids expensive Large marine site operation equipment, and construction cost is low, comprehensive cost low.
Description
Technical field
The present invention relates to the foundation structure fields of a kind of harbour, ocean, water conservancy and science of bridge building, in particular to
A kind of more are combined to optimize the wind-powered electricity generation complete machine construction method of bucket foundation stress.
Background technique
Currently, foundation structure usually has pile foundation, gravity type base in ocean engineering field such as Oversea wind power generation engineering
Forms, these foundation structures such as plinth, jacket-type basis, negative-pressure foundation and floating platform usually require large-scale equipment and are transported
And installation, cause operating expenses higher, construction period is longer.For conventional infrastructure, bucket foundation is due to its cost
The features such as cheap, construction convenient, safe and reliable, reusing, is widely used in ocean engineering.
But offshore wind power generation basic structure local environment is sufficiently complex, under load is transmitted in addition to superstructure
Outside the vertical forces of construction weights such as the blower fan pylon come, there are also horizontal forces and moment of flexure that wind load is transmitted to foundation structure, and
Wave, ocean current, sea ice force etc..Big moment load, which generally results in, needs bucket foundation to be relatively large in diameter, and major diameter monotubular basis
Construction restrictive condition it is more, such as its transport and installation process need large-scale equipment, causes costly when sea area is constructed.
Summary of the invention
The present invention is to solve the above-mentioned problems in the prior art, provides three bucket foundations of one kind and concrete
The wind-powered electricity generation complete machine construction method of support construction, can self-floating towing and negative pressure sinking, can be substantially reduced basis construction cost.
In order to solve the above-mentioned technical problem, the present invention is achieved by technical solution below:
A kind of wind-powered electricity generation complete machine construction method of three bucket foundations and concrete support structure carries out in accordance with the following steps:
(1) three bucket foundations of land fabrication, the bucket foundation are internally provided with subdivision room, the bucket foundation top cover
It is provided with the preformed hole for pipe laying connector；
(2) after the prefabricated completion of the bucket foundation and inspection air-tightness meet design requirement, by three bucket foundations
It constitutes a triangle according to its central point line to be arranged, and formwork, assembling reinforcement between three bucket foundations
And casting concrete, carry out the construction of the concrete connecting bottom board；
The bottom surface of the concrete connecting bottom board and the top surface of the bucket foundation in the same plane, are arranged at three
Between the bucket foundation and using the central point line of three bucket foundations as profile；
(3) after the concrete connecting bottom board maintenance is completed and reaches the intensity requirement of design, in each cartridge type base
Plinth top carries out the construction of concrete ballast cabin structure using its top plate as bottom surface template, and ties in every two concrete ballast cabin
The construction of vertical concrete connector, three concrete ballast cabin structures and three vertical concrete are carried out between structure
Connector while formwork, assembling reinforcement and casting concrete；The concrete of the concrete ballast cabin structure is poured before in institute
Pipe laying connector in the preformed hole of bucket foundation top cover is stated, the pipe joint top stretches out in the concrete ballast cabin knot
Structure bottom surface, bottom end stretch out in the bucket foundation top surface；
The concrete ballast cabin structure is the tubular structure of opening upwards, in each concrete ballast cabin structure
The central axis of the mandrel bucket foundation connected to it is conllinear；
The vertical concrete connector is connected between concrete ballast cabin structure described in every two, the vertical coagulation
Native connector is coplanar with the central axis for two concrete ballast cabin structures being connect；
(4) the concrete ballast cabin structure and the vertical concrete connector maintenance are completed and reach the intensity of design
After it is required that, formwork, assembling reinforcement and casting concrete on concrete connecting bottom board top carry out concrete column and oblique thin
The construction of chip variable cross-section concrete structure；
The concrete column is located at the heart position of three constituted triangles of bucket foundation；
The oblique sheet type variable cross-section concrete structure is connected to the concrete column and each concrete ballast
Between cabin structure, bottom extends to the concrete connecting bottom board, top extend to concrete connection top plate, cross-sectional length by
It is in consecutive variations that the concrete, which connects top plate to concrete ballast cabin structure edge,；
(5) concrete column and the maintenance of oblique sheet type variable cross-section concrete structure is completed and reaches the intensity of design to want
After asking, formwork, assembling reinforcement and casting concrete at the top of the concrete column and oblique sheet type variable cross-section concrete structure,
Carry out the construction of concrete connection top plate；
(6) it after the concrete connection top plate maintenance is completed and reaches design strength requirement, connects and pushes up in the concrete
Plate top assembles tower and blower, forms the wind-powered electricity generation complete machine of three bucket foundations and concrete support structure；
(7) the wind-powered electricity generation complete machine of three bucket foundations and concrete support structure is moved into water using loop wheel machine or slideway
In, buoyancy is provided by the air of the bucket foundation hollow space or gas blow pipe is connected to the cylinder from the pipe joint
Type basis hollow space injects high pressure gas and provides buoyancy, makes the wind-powered electricity generation of three bucket foundations and concrete support structure
Complete machine is swum on the water surface；
(8) the wind-powered electricity generation complete machine of three bucket foundations and concrete support structure is dragged to specified construction ground using tugboat
Point；
(9) air of the bucket foundation hollow space is taken out by the pipe joint or bled off in the bucket foundation
The high pressure gas of empty part makes the bucket foundation gradually sink down into mud face, then connects drinking-water pipe by the pipe joint
It extracts the water body in the bucket foundation out, realizes that negative pressure sinking keeps it in place；When the bucket foundation inclines in sinking watching
When oblique, normal pressure in different cabins is applied to each subdivision room by pumping system and is leveled；
(10) it after the barrel-shaped foundation sinking is in place, to ballast is launched in the concrete ballast cabin structure, has constructed
Finish.
Wherein, the bucket foundation is circle, and it is highly 4~6m that outer diameter, which is 10~20m,.
Wherein, the bucket foundation outer diameter that the clear distance between bucket foundation described in every two is 1~3 times.
Wherein, the concrete ballast cabin structure is circle, and it is highly 4~6m that outer diameter, which is 10~20m,.
Wherein, the bucket foundation periphery is arranged the steel floor upwardly extended and is inserted into the concrete ballast cabin knot
Structure.
Wherein, the pipe joint is evenly arranged in concrete ballast cabin structure bottom surface, a diameter of 5~200mm,
Quantity is 10~100.
Wherein, the height of the vertical concrete connector is consistent with the height of the concrete ballast cabin structure and range
For 4~6m, with a thickness of 0.5m~1.5m；The both sides up and down of the vertical concrete connector respectively with the concrete ballast cabin
The upper and lower surface of structure flushes.
Wherein, the concrete connecting bottom board is 0.5m~2m with the thickness that the concrete connects top plate.
Wherein, the height of the concrete column is 10~20m.
Wherein, the oblique sheet type variable cross-section concrete structure includes 3~12, the concrete column and each described
The 1-4 oblique sheet type variable cross-section concrete structures are connected between concrete ballast cabin structure；The oblique sheet type
Variable cross-section concrete structure with a thickness of 0.5m~2m.
The beneficial effects of the present invention are:
The wind-powered electricity generation complete machine construction method of three bucket foundations and concrete support structure of the invention, can self-floating towing and heavy
It puts, entire sinking process does not need large scale equipment, construction is simple, quickly, and required construction equipment is seldom, avoids expensive large size
Site operation equipment waterborne, construction cost is low, comprehensive cost low.
Detailed description of the invention
Fig. 1 is the main view of involved three bucket foundations and concrete support structure system in construction method of the invention
Figure；
Fig. 2 is the vertical view of involved three bucket foundations and concrete support structure system in construction method of the invention
Figure；
Fig. 3 is the wind-powered electricity generation complete machine of involved three bucket foundations and concrete support structure in construction method of the invention
Main view；
Fig. 4 is the floor map of subdivision structure.
In figure: 1, bucket foundation；2, concrete ballast cabin structure；3, vertical concrete connector；4, concrete column；5, tiltedly
To sheet type variable cross-section concrete structure；6, concrete connects top plate；7, concrete connecting bottom board；8, subdivision plate.
Specific embodiment
For that can further appreciate that summary of the invention of the invention, feature and effect, the following examples are hereby given, and cooperates attached drawing
Detailed description are as follows:
As shown in Figures 1 to 4, present embodiment discloses the wind-powered electricity generation of a kind of three bucket foundations and concrete support structure is whole
Machine construction method, this method specifically carry out in accordance with the following steps:
(1) bucket foundation 1 of three steels of land fabrication, each bucket foundation 1 is identical, is top closed, bottom
The cylinder-shaped steel structure basis of portion's opening, outer diameter 15m, wall thickness 25mm, top cover thickness 50mm, the high 5m of cylinder, inside pass through setting
Subdivision plate is divided into multiple subdivision rooms.The diameter of bucket foundation 1 is usually 10~20m, and height is usually 4~6m；Material can be
Armored concrete, steel, steel-concrete composite material；Inside can carry out subdivision processing, can also handle without subdivision.
Subdivision room can form honeycomb, including center regular hexagon subdivision and be uniformly arranged on surrounding six it is identical
Side subdivision, all steel subdivision plate equal lengths, are 0.25 times of 1 diameter of movement of steel circle bucket foundation, such as Fig. 4 institute
Show.
1 top cover of bucket foundation is provided with the preformed hole for pipe laying connector, these preformed holes are on the top of bucket foundation 1
It covers and radially equably arranges, quantity is 10~100.
After the completion of prefabricated, bucket foundation 1 hung in the water on land side and check its air-tightness.
(2) after the air-tightness of bucket foundation 1 meets design requirement, by three bucket foundations 1 in the horizontal plane according to wherein
Heart point line can constitute an equilateral triangle and arrange, and the distance between 1 central point of every two bucket foundation is 25m.Three
The arrangement of a bucket foundation 1 requires to be distribution triangular in shape in the horizontal plane, i.e., the center of three bucket foundations 1 is located at this
On three vertex of triangle.1 outer diameter of bucket foundation that clear distance between every two bucket foundation 1 is 1~3 times, such energy
Enough while giving full play to concrete support structure optimization 1 bearing capacity of bucket foundation, the group of three bucket foundations 1 is utilized
Effect improves the bearing capacity of mass-type foundation structural system.
Then formwork, assembling reinforcement and casting concrete between three bucket foundations 1 carry out concrete connecting bottom board 7
Construction.Concrete connecting bottom board 7 is board-like concrete structure, is arranged between bucket foundation 1 and with three bucket foundations 1
Central point line is profile, and the bottom surface of concrete connecting bottom board 7 is in the plane where three 1 top surfaces of bucket foundation.Coagulation
The thickness of native connecting bottom board 7 is generally 0.5m~2m, and specific size can be adjusted according to Practical Project.
(3) after the maintenance of concrete connecting bottom board 7 is completed and reaches the intensity requirement of design, on each 1 top of bucket foundation
Using its top plate as bottom surface template carry out concrete ballast cabin structure 2 construction, and every two concrete ballast cabin structure 2 it
Between carry out the construction of vertical concrete connector 3, three concrete ballast cabin structures 2 and three vertical concrete connectors 3 are same
Shi Zhimo, assembling reinforcement and casting concrete.
It is noted that should be in the preformed hole of 1 top cover of bucket foundation before the concrete of casting concrete ballast cabin structure 2
Middle installation is used for transmission the pipe joint of high pressure gas or water, the top of pipe joint stretch out in 2 bottom surface of concrete ballast cabin structure,
Bottom end stretches out in 1 top surface of bucket foundation, and the interior diameter of pipe joint is 5~200mm.
Concrete ballast cabin structure 2 is open top, a kind of closed cylindric concrete structure of inversion in bottom, outer diameter
For 15m, wall thickness 35mm, bottom thickness 50mm, high 5m.The external diametrical extent of concrete ballast cabin structure 2 is 10~15m, altitude range
It is 4~6m.The central axis of concrete ballast cabin structure 2 is conllinear with the central axis of its corresponding bucket foundation 1 connecting, and coagulation
The diameter that soil pressure carries cabin structure 2 is equal with the diameter of bucket foundation 1.2 inside configuration of concrete ballast cabin structure may also set up point
Deck board, or increase trapezoidal floor on the inside of bulkhead, to increase the rigidity of concrete ballast cabin structure 2.Cartridge type can also be passed through
Basic 1 periphery is arranged the annular steel floor extended and is inserted into concrete ballast cabin structure 2 to solve concrete ballast cabin knot
Connectivity problem between structure 2 and bucket foundation 1, this connection type is it is possible to prevente effectively from the stress of previous connecting node is concentrated now
As improving the overall stiffness of structure.
Vertical concrete connector 3 is in vertically arranged cuboid flake structure, and height is usually tied with concrete ballast cabin
The height of structure 2 is consistent and range is in 4~6m, and with a thickness of 0.5m~1.5m, specific size can be adjusted according to Practical Project.
A vertical concrete connector 3 is connected between every two concrete ballast cabin structure 2, the vertical concrete connector 3 with
The central axis of the two concrete ballast cabin structures 2 connected in the same plane, and up and down the two of vertical concrete connector 3
Side is flushed with the upper and lower surface of concrete ballast cabin structure 2 respectively.
The setting of concrete ballast cabin structure 2, vertical concrete connector 3 and concrete connecting bottom board 7 further increases
The globality of three bucket foundations 1 is conducive to improve practice of construction quality, and making to interact between three bucket foundations generates
Population effect, it is excessive using avoidable three bucket foundations, 1 internal force difference of population effect between three bucket foundations, thus
Reduce the differential settlement of foundation structure system entirety.
(4) concrete ballast cabin structure 2 and the maintenance of vertical concrete connector 3 are completed and reach the intensity requirement of design
Afterwards, it in 7 top formwork of concrete connecting bottom board, assembling reinforcement and casting concrete, carries out concrete column 4 and oblique sheet type becomes
The construction of section concrete structure 5.
Concrete column 4 is cylindrical concrete soil structure, and outer diameter 5m is highly 20m, the configurable reinforcing bar in inside.Concrete
Column 4 is arranged at the heart position of the constituted triangle of three bucket foundations 1, and bottom is connected on concrete connecting bottom board 7
Surface, external diametrical extent are 4~6m, and altitude range is 10~20m.
Three oblique sheet type variable cross-section concrete structures 5 are connected to each concrete ballast cabin structure 2 and coagulation
Between earth pillar 4, and each oblique sheet type variable cross-section concrete structure 5 and the center for the concrete ballast cabin structure 2 being connect
The central axis of axis and concrete column 4 is in the same plane.Between the adjacent oblique sheet type variable cross-section concrete structure 5 of every two
Angle is 120 degree.Oblique 5 bottom of sheet type variable cross-section concrete structure is connected to concrete connecting bottom board 7, height and coagulation
4 height of earth pillar is consistent, is highly 20m, with a thickness of 0.5m~2m；Oblique 5 top section of sheet type variable cross-section concrete structure is long
Degree is 2.5m, and cross-sectional length connects top plate 6 by concrete and becomes to 2 edge of concrete ballast cabin structure (in the inner part) in continuous
Change.
Concrete column 4 and three oblique combinations of sheet type variable cross-section concrete structure 5 form the structure for being similar to Special-Shaped Column
Stress system can be reasonably resistant to the larger moment of flexure that top is transmitted, and approximation is converted into pulling force and pressure at bucket foundation 1
Power, to play the maximum bearing capacity of bucket foundation and population effect, this structure type saves material, reduces cost, has very
Good economy.
(5) concrete column 4 and the maintenance of oblique sheet type variable cross-section concrete structure 5 is completed and reaches the intensity of design to want
After asking, in concrete column 4 and oblique 5 top formwork of sheet type variable cross-section concrete structure, assembling reinforcement and casting concrete, into
Row concrete connects the construction of top plate 6, after the completion as depicted in figs. 1 and 2.
It is round concrete plank frame, a diameter of 10m, with a thickness of 0.5m that concrete, which connects top plate 6,.Concrete connection
The diameter of top plate 6 is 8~15m, with a thickness of 0.5m~2m.It is oblique thin in concrete column 4 and three that concrete connects the setting of top plate 6
5 top of chip variable cross-section concrete structure, for passing through connection structures and the superstructure such as offshore fan tower barrels, sea such as ring flange
The connection of the structures such as foreign platform, and the load and moment of flexure that superstructure is transmitted are passed down in concrete support structure,
And then it is transmitted on three bucket foundations 1.
(6) after the maintenance of concrete connection top plate 6 is completed and reaches design strength requirement, 6 top of top plate is connected in concrete
Tower and blower are assembled, forms the wind-powered electricity generation complete machine of three bucket foundations and concrete support structure, as shown in Figure 3.
(7) the wind-powered electricity generation complete machine of three bucket foundations and concrete support structure is moved into water using loop wheel machine or slideway, is led to
The air of 1 hollow space of bucket foundation is crossed, or gas blow pipe is connected from pipe joint and injects height to the hollow space of bucket foundation 1
It calms the anger body and buoyancy is provided, swim in the wind-powered electricity generation complete machine of three bucket foundations and concrete support structure on the water surface.
(8) the wind-powered electricity generation complete machine of three bucket foundations and concrete support structure is dragged to specified job location using tugboat,
Add interim cover board on each concrete ballast cabin structure 2 before towage, prevents water to be splashed into and influence towage stability.
(9) air of 1 hollow space of bucket foundation is taken out by pipe joint or bleeds off 1 hollow space of bucket foundation
High pressure gas, i.e. deflation sinking watching, make bucket foundation 1 gradually sink down into mud face at leisure, are then connected by pipe joint
Drinking-water pipe extracts the water body in bucket foundation 1 out, realizes by the extraction of water body and generates negative pressure, that is, negative pressure sinking watching in cylinder, makes it
Sink in place.
In sinking watching when bucket foundation 1 tilts, each subdivision room is applied in different cabins just by pumping system
Pressure is leveled.
(10) after bucket foundation 1 sinks in place, to ballast is launched in concrete ballast cabin structure 2, construction is finished.
Ballast can be fine sand, rubble or cement mortar.
Although the preferred embodiment of the present invention is described above in conjunction with attached drawing, the invention is not limited to upper
The specific embodiment stated, the above mentioned embodiment is only schematical, be not it is restrictive, this field it is common
Technical staff under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, may be used also
By make it is many in the form of specific transformation, within these are all belonged to the scope of protection of the present invention.
Claims (4)
1. a kind of wind-powered electricity generation complete machine construction method of three bucket foundations and concrete support structure, which is characterized in that according to as follows
Step carries out:
(1) three bucket foundations of land fabrication, the bucket foundation are internally provided with subdivision room, the bucket foundation top cover setting
There is the preformed hole for pipe laying connector；
(2) bucket foundation it is prefabricated completion and inspection air-tightness meet design requirement after, by three bucket foundations according to
Its central point line constitutes a triangle and is arranged, and formwork, assembling reinforcement and pours between three bucket foundations
Concrete is built, the construction of concrete connecting bottom board is carried out；
In the same plane, setting is described in three for the bottom surface of the concrete connecting bottom board and the top surface of the bucket foundation
Between bucket foundation and using the central point line of three bucket foundations as profile；
(3) after the concrete connecting bottom board maintenance is completed and reaches the intensity requirement of design, on each bucket foundation
Portion carries out the construction of concrete ballast cabin structure using its top plate as bottom surface template, and every two concrete ballast cabin structure it
Between carry out the construction of vertical concrete connector, three concrete ballast cabin structures and three vertical concrete connections
Part while formwork, assembling reinforcement and casting concrete；The concrete of the concrete ballast cabin structure is poured before in the cylinder
Pipe laying connector in the preformed hole of type basis top cover, the pipe joint top stretch out in concrete ballast cabin structure bottom
Face, bottom end stretch out in the bucket foundation top surface；The bucket foundation periphery is arranged the steel floor upwardly extended and is inserted into institute
State concrete ballast cabin structure；
The concrete ballast cabin structure is the tubular structure of opening upwards, the central axis of each concrete ballast cabin structure
The central axis of the bucket foundation connected to it is conllinear；The concrete ballast cabin structure be circle, outer diameter be 10~
20m is highly 4~6m；
The vertical concrete connector is connected between concrete ballast cabin structure described in every two, and the vertical concrete connects
Fitting is coplanar with the central axis for two concrete ballast cabin structures being connect；The height of the vertical concrete connector
Consistent and range is 4~6m with the height of the concrete ballast cabin structure, with a thickness of 0.5m~1.5m；The vertical concrete
The both sides up and down of connector are flushed with the upper and lower surface of the concrete ballast cabin structure respectively；
(4) the concrete ballast cabin structure and the vertical concrete connector maintenance are completed and reach the intensity requirement of design
Afterwards, in concrete connecting bottom board top formwork, assembling reinforcement and casting concrete, concrete column and oblique sheet type are carried out
The construction of variable cross-section concrete structure；
The concrete column is located at the heart position of three constituted triangles of bucket foundation；The height of the concrete column
Degree is 10~20m；
The oblique sheet type variable cross-section concrete structure is connected to the concrete column and each concrete ballast cabin is tied
Between structure, bottom extends to the concrete connecting bottom board, top extends to concrete connection top plate, and cross-sectional length is by described
It is in consecutive variations that concrete, which connects top plate to concrete ballast cabin structure edge,；The oblique sheet type variable cross-section concrete
Structure includes 3~12, and it is a described oblique that 1-4 is connected between the concrete column and each concrete ballast cabin structure
Sheet type variable cross-section concrete structure；The oblique sheet type variable cross-section concrete structure with a thickness of 0.5m~2m；
(5) concrete column and the maintenance of oblique sheet type variable cross-section concrete structure are completed and reach the intensity requirement of design
Afterwards, formwork, assembling reinforcement and casting concrete at the top of the concrete column and oblique sheet type variable cross-section concrete structure, into
The construction of row concrete connection top plate；The concrete connecting bottom board and the thickness that the concrete connects top plate be 0.5m~
2m；
(6) after the concrete connection top plate maintenance is completed and reaches design strength requirement, on concrete connection top plate
Portion assembles tower and blower, forms the wind-powered electricity generation complete machine of three bucket foundations and concrete support structure；
(7) the wind-powered electricity generation complete machine of three bucket foundations and concrete support structure is moved into water using loop wheel machine or slideway, is led to
The air for crossing the bucket foundation hollow space provides buoyancy or connects gas blow pipe to the cartridge type base from the pipe joint
Plinth hollow space injects high pressure gas and provides buoyancy, makes the wind-powered electricity generation complete machine of three bucket foundations and concrete support structure
It swims on the water surface；
(8) the wind-powered electricity generation complete machine of three bucket foundations and concrete support structure is dragged to specified job location using tugboat；
(9) air of the bucket foundation hollow space is taken out by the pipe joint or bleeds off the bucket foundation hollow portion
The high pressure gas divided, makes the bucket foundation gradually sink down into mud face, then passes through the pipe joint and connects drinking-water pipe extraction
Water body in the bucket foundation realizes that negative pressure sinking keeps it in place；In sinking watching when the bucket foundation tilts,
Apply normal pressure in different cabins to each subdivision room by pumping system to level；
(10) after the barrel-shaped foundation sinking is in place, to ballast is launched in the concrete ballast cabin structure, construction is finished.
2. the wind-powered electricity generation complete machine construction method of a kind of three bucket foundations and concrete support structure according to claim 1,
It is characterized in that, the bucket foundation is circle, it is highly 4 ~ 6m that outer diameter, which is 10 ~ 20m,.
3. the wind-powered electricity generation complete machine construction method of a kind of three bucket foundations and concrete support structure according to claim 1,
It is characterized in that, the bucket foundation outer diameter that the clear distance between bucket foundation described in every two is 1 ~ 3 times.
4. the wind-powered electricity generation complete machine construction method of a kind of three bucket foundations and concrete support structure according to claim 1,
It is characterized in that, the pipe joint is evenly arranged in concrete ballast cabin structure bottom surface, and a diameter of 5~200mm, number
Amount is 10~100.
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| NL2019701B1 (en) * | 2017-10-10 | 2019-04-15 | Spt Equipment Bv | Off shore wind energy installation foundation system. |
| CN110004968A (en) * | 2019-03-28 | 2019-07-12 | 天津大学 | A kind of offshore wind farm cylindrical foundation reinforcing method |
| CN110397065B (en) * | 2019-06-28 | 2024-04-09 | 天津大学 | Multi-barrel jacket wind power foundation structure and construction method thereof |
| GB2602284A (en) * | 2020-12-22 | 2022-06-29 | Donal Paul Oflynn | An offshore floating support |
| CN114855864A (en) * | 2022-04-02 | 2022-08-05 | 华能陇东能源有限责任公司 | Prefabricated assembled wind-powered electricity generation basis |
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| CN101736754B (en) * | 2010-01-29 | 2011-08-03 | 道达(上海)风电投资有限公司 | Offshore wind power unit foundation adopting prestressed concrete cylindrical structure |
| KR101355132B1 (en) * | 2012-02-16 | 2014-01-27 | 이지현 | Suction Bucket Foundation |
| CN203924100U (en) * | 2014-04-30 | 2014-11-05 | 天津大学 | A kind of four bucket foundation combined type foundation structure systems with support |
| CN103981894B (en) * | 2014-04-30 | 2016-04-13 | 天津大学 | A kind of foundation structure system of multiple bucket foundation combination |
| KR101672595B1 (en) * | 2014-11-18 | 2016-11-04 | 현대건설주식회사 | Suction bucket foundation for decreasing resistance of seawater and adjusting verticality, installing and lifting method |
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