CN207725581U - Floating marine formula wind power foundation structure - Google Patents
Floating marine formula wind power foundation structure Download PDFInfo
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- CN207725581U CN207725581U CN201721800781.8U CN201721800781U CN207725581U CN 207725581 U CN207725581 U CN 207725581U CN 201721800781 U CN201721800781 U CN 201721800781U CN 207725581 U CN207725581 U CN 207725581U
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Abstract
The utility model is related to offshore wind farm technical fields, more particularly to a kind of floating marine formula wind power foundation structure, including one place vertically floating drum, at least three with truss floating drum column disposed in parallel and connect column with floating drum, the length of column is less than the length of floating drum, the upper surface of all columns is located in same level and on the same circumference that is evenly distributed on centered on floating drum, the inside of floating drum and column all has ballast tank, and the upper end of floating drum is used to install the tower of Wind turbines.Longer floating drum is arranged in center in the floating marine formula wind power foundation structure, and multiple shorter columns are set in the periphery of floating drum, ballast water is added in the ballast tank of floating drum and column, the center of gravity of foundation structure entirety can be reduced by floating drum, improves the stability of the foundation structure；The water plane area of foundation structure entirety can be improved by column, increases Water Plane rigidity, to effectively reduce the surge motion amplitude of the foundation structure, improve effective generating dutation.
Description
Technical field
The utility model is related to offshore wind farm technical field more particularly to a kind of floating marine formula wind power foundation structures.
Background technology
With the increase of the depth of water, consider from economy and technical feasibility angle, the form of offshore wind power foundation structure from
Fixing rotary is to floatation type.Floatation type offshore wind farm is far from land, within its military service period (being typically 20-30), it is necessary to
Ensure the safe and reliable of Wind turbines, especially in the case where undergoing bad weathers, the sea situations such as storm, it is ensured that floatation type is marine
The stability of wind power system and safety are vital, also, the surge motion amplitude of floatation type offshore wind farm can also influence
Effective generating dutation.
The offshore wind power foundation structure of floatation type is the structure by Wind turbines support across the sea, and stability and surging are steady
The qualitative stability that can determine floatation type offshore wind farm system, safety and effective generating dutation.Currently, the sea of floatation type
The form of wind power foundation structure have column, semi-submersible type and tension leg form platform, the platforms of these forms all exists
Defect, such as Spar Platform unconditional stability, but the surge motion of platform adversely affects the generating efficiency of wind turbine；Partly latent
Formula platform structure is simple, but stability is usually not easy to reach requirement, especially to be treated in the design phase, or uses active pressure
It carries to meet the requirement of platform stability；Tension leg platform (TLP) is more sensitive to SEA LEVEL VARIATION, and relatively high to installation schedule requirement.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of with good stability and surge motion performance, energy
The floating marine formula wind power foundation structure for enough improving effective generating dutation, to overcome the drawbacks described above of the prior art.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution：A kind of floating marine formula wind-powered electricity generation base
Plinth structure, including one place vertically floating drum, at least three connect with floating drum with floating drum column disposed in parallel and by column
Truss, the length of column is less than the length of floating drum, and the upper surface of all columns is located in same level and is evenly distributed on
On same circumference centered on floating drum, the inside of floating drum and column all has ballast tank, and the upper end of floating drum is for installing wind-powered electricity generation
The tower of unit.
Preferably, the accommodating cavity of a upper end opening is formed inside the upper end of floating drum, tower is liftably mounted on and accommodates
In cavity.
Preferably, the outer wall of tower is equipped with multiple racks, and the upper end of floating drum is equipped with the gear being meshed with rack.
Preferably, the upper end of floating drum extends radially outward out a levels operation platform.
Preferably, the lower end of floating drum is connected with a ballast, has ballast buoyancy module inside ballast.
Preferably, it is equipped at least one horizontal splitter plate in the ballast tank of floating drum, horizontal splitter plate is by the ballast tank of floating drum
It is separated at least two subdivisions.
Preferably, it is equipped at least one horizontal splitter plate in the ballast tank of column, horizontal splitter plate is by the ballast tank of column
It is separated at least two subdivisions.
Preferably, it is connected by rod piece between two neighboring column.
Preferably, the diameter of all columns is identical.
Preferably, the tower of a Wind turbines is respectively mounted in the upper end of each column.
Compared with prior art, the utility model has significant progress：
Longer floating drum is arranged in center in the floating marine formula wind power foundation structure of the utility model, and in floating drum
Multiple shorter columns are arranged in periphery, and ballast water is added in the ballast tank of floating drum and column, the base can be reduced by floating drum
The center of gravity of plinth structure entirety, improves the stability of the foundation structure；The Water Plane of foundation structure entirety can be improved by column
Area increases Water Plane rigidity, to effectively reduce the surge motion amplitude of the foundation structure, improves effective generating dutation.
Description of the drawings
Three-dimensional signal when Fig. 1 is column there are three the floating marine formula wind power foundation structure of the utility model embodiment is set
Figure.
Vertical view signal when Fig. 2 is column there are three the floating marine formula wind power foundation structure of the utility model embodiment is set
Figure.
Fig. 3 is that the vertical view when floating marine formula wind power foundation structure of the utility model embodiment is equipped with eight columns is illustrated
Figure.
In figure：
1, floating drum 2, column 3, truss
4, tower 5, levels operation platform 6, ballast
7, rod piece
Specific implementation mode
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.These embodiments are only
For illustrating the utility model, and it is not limitation of the utility model.
In the description of the present invention, it should be noted that term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " are used for description purposes only, and should not be understood as instruction or
Imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on can understanding as the case may be
State the concrete meaning of term in the present invention.
In addition, in the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
As shown in Figure 1 to Figure 3, a kind of embodiment of the floating marine formula wind power foundation structure of the utility model.
As depicted in figs. 1 and 2, the floating marine formula wind power foundation structure of the present embodiment includes floating drum 1, column 2 and truss
3.Floating drum 1 is placed in vertical, and column 2 is equipped at least three, and all columns 2 are arranged in parallel with floating drum 1, i.e. all columns 2
It is in vertical place.Column 2 is connect by truss 3 with floating drum 1, and each column 2 is respectively connect by least one truss 3 with floating drum 1.
The size all same of each column 2, and the length of column 2 is less than the length of floating drum 1.The upper surface of all columns 2 is located at same
On horizontal plane, and all columns 2 are evenly distributed on the same circumference centered on floating drum 1, i.e., all columns 2 and floating drum 1 it
Between spacing distance be equal, to which floating drum 1 is located at the center of 2 place circumference of all columns, and two neighboring column 2 it
Between spacing distance be also equal.The inside of floating drum 1 and column 2 all has ballast tank, for holding ballast, such as water, from
And realize the stabilization of the floating marine formula wind power foundation structure of the present embodiment across the sea.The upper end of floating drum 1 is for installing wind-powered electricity generation
The tower 4 of unit realizes the support to Wind turbines.
Longer floating drum 1 is arranged in center in the floating marine formula wind power foundation structure of the present embodiment, and in floating drum 1
Multiple shorter columns 2 are arranged in periphery, and ballast water is added in the ballast tank of floating drum 1 and column 2, can be reduced by floating drum 1
The center of gravity of foundation structure entirety, improves the stability of the foundation structure；The water of foundation structure entirety can be improved by column 2
Line face area increases Water Plane rigidity, to effectively reduce the surge motion amplitude of the foundation structure, when improving effectively power generation
Between.
Further, in the present embodiment, an accommodating cavity is formed inside the upper end of floating drum 1, and the upper end of the accommodating cavity is opened
Mouthful, the tower 4 of Wind turbines is liftably mounted in the accommodating cavity of 1 upper end of floating drum.When normal work, the tower of Wind turbines
Cylinder 4 stretches out the upper end end face of floating drum 1, and under stormy weather, the tower 4 of Wind turbines can then drop to the receiving of 1 upper end of floating drum
Thus cavity inside can further decrease the center of gravity of the floating marine formula wind power foundation structure entirety of the present embodiment, ensure its
Stability under stormy weather and safety.
Preferably, the tower 4 of Wind turbines liftably can in the accommodating cavity of 1 upper end of floating drum in the present embodiment
It is realized with cooperation by rack-and-pinion.For example, the present embodiment can be equipped with multiple racks on the outer wall of tower 4, floating
The upper end of cylinder 1 is equipped with the gear being meshed with rack, and is configured with retaining mechanism and driving mechanism, and driving mechanism can drive lock
Tight mechanism action enables retaining mechanism to lock or loosen gear, when retaining mechanism by wheel gear locking on rack when, it can be achieved that
The tower 4 of Wind turbines ensures its normal working performance in the locking positioning of 1 upper end of floating drum；When retaining mechanism loosens gear
When, the tower 4 of Wind turbines can then drop to inside the accommodating cavity of 1 upper end of floating drum；Driving mechanism can also drive gear to revolve
Turn, is risen therewith by the rotation band carry-over bar of gear, to realize 4 weight of tower dropped to inside 1 upper end accommodating cavity of floating drum
It is new to rise to the upper end end face for stretching out floating drum 1.Existing tooth in the prior art may be used in the retaining mechanism and driving mechanism
Rack retaining mechanism and driving mechanism are taken turns, it will not go into details herein.
Further, in the present embodiment, the upper end of floating drum 1 extends radially outward out a levels operation platform 5, for placing
The standing of other articles or staff provide corresponding operation on the sea space.The size of the levels operation platform 5 not office
Limit, can be designed according to actual needs.
Further, in the present embodiment, the lower end of floating drum 1 is connected with a ballast 6, and 6 inside of ballast is floating with ballast
Ballast water is added into the ballast buoyancy module of ballast 6 in cabin, can further decrease the floating marine formula wind power foundation of the present embodiment
The center of gravity of structure entirety, improves the stability of the foundation structure.Preferably, it is larger, high to compare 1 width of floating drum for the size of ballast 6
Degree is smaller.The shape of ballast 6 can be rectangular, or round.
Further, in the present embodiment, at least one horizontal splitter plate is equipped in the ballast tank of floating drum 1, horizontal splitter plate will
The ballast tank of floating drum 1 is separated at least two subdivisions, thus can adjust the ballast water capacity in floating drum 1 according to actual needs.
Further, in the present embodiment, at least one horizontal splitter plate is equipped in the ballast tank of column 2, horizontal splitter plate will
The ballast tank of column 2 is separated at least two subdivisions, ballast water capacity that thus can according to actual needs in adjusting post 2.
In the present embodiment, the arrangement form and quantity of the truss frame for connecting 3 between each column 2 and floating drum 1 do not limit to, answer
This is designed according to the bonding strength requirement between column 1 and floating drum 1.Truss 3 can be equipped with it is multiple, multiple truss 3 can
To be arranged in horizontal and parallel interval, can also be arranged to inclined and parallel interval, or be arranged with intersecting.
Further, in the present embodiment, it can be connected (referring to Fig. 3) by rod piece 7 between two neighboring column 2, thus can reinforce standing
Bonding strength between column 1, between column 1 and floating drum 1 further increases the floating marine formula wind power foundation structure of the present embodiment
Globality and stability, reduce its surge motion amplitude.
In the present embodiment, column 2 and the outer diameter of floating drum 1 do not limit to.Preferably, the diameter of all columns 2 is identical,
Column 2 is equal with the outer diameter of floating drum 1.The outer diameter of truss 3 and rod piece 7 is then respectively less than the outer diameter of column 2 and floating drum 1.
The quantity of the present embodiment central post 2 is not limited to Fig. 1 and three shown in Figure 2, can be according to practical sea
Job requirements are designed, such as shown in figure 3, column 2 can also be arranged eight, eight columns 2 are centered on by floating drum 1
Same circumference on be uniformly distributed.Preferably, increase the quantity of column 2, and increase the spacing distance between column 2 and floating drum 1,
It can be under the premise of ensureing the floating marine formula wind power foundation structure entirety stability and surge motion performance, in each column
2 upper end is respectively mounted the tower 4 of a Wind turbines, the system for realizing the more Wind turbines of more columns, to effectively improve system
Working efficiency.To ensure the intensity on floating basis, adjacent column 2 can be connected by rod piece 7, to ensure integral strength.Truss 3
It is advisable with meeting basic integral strength requirement with the concrete form of rod piece 7.
The assembling process of the floating marine formula wind power foundation structure of the present embodiment is：After the completion of dock is built, by column 2
It is fitted together with truss 3 (can also include rod piece 7), constitutes hull part, floating drum 1 and ballast 6 are fitted together, structure
At buoy section, hull part and buoy section can be respectively from dock towages to target marine site, and wherein buoy section can be horizontal
Delivery, then hull part and buoy section dry can be dragged or wet be dragged.After reaching target marine site, first by ballast and crane barge by water
Flat buoy section righting makes it that vertical state be presented, and reduces the height that the upper end is exposed the surface, hull part by ballast
Then towage is adjusted to the upper end of buoy section, and by buoy section to the geometric center of hull part under light condition；Then lead to
Cross buoy section row load, hull section partial pressure carries so that the relative position between buoy section and hull section point is adjusted to design position
It sets；Hull part and buoy section are connected as one by welding or being bolted again.Finally the tower of Wind turbines 4 is hung
It is filled to the upper end of floating drum 1 or column 2.Certainly, the tower 4 of Wind turbines can also in dock first with floating drum 1 or column 2
Fit together, then therewith towage to target marine site.
In conclusion longer floating drum 1 is arranged in center in the floating marine formula wind power foundation structure of the present embodiment, and
Multiple shorter columns 2 are set in the periphery of floating drum 1, ballast water is added in the ballast tank of floating drum 1 and column 2, passes through floating drum 1
The center of gravity that foundation structure entirety can be reduced improves the foundation structure stability；It is whole that the foundation structure can be improved by column 2
The water plane area of body increases Water Plane rigidity, to effectively reduce the surge motion amplitude of the foundation structure, improves effectively hair
The electric time.In addition, the tower 4 of Wind turbines is liftably mounted in the accommodating cavity of 1 upper end of floating drum.Under stormy weather,
The tower 4 of Wind turbines can drop to inside the accommodating cavity of 1 upper end of floating drum, thus can further decrease the sea of the present embodiment
The center of gravity of floatation type wind power foundation structure entirety ensures its stability and safety under stormy weather.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and replacement can also be made, these change
The scope of protection of the utility model is also should be regarded as into replacement.
Claims (10)
1. a kind of floating marine formula wind power foundation structure, which is characterized in that including one place vertically floating drum (1), at least three
The truss (3) being connect with the floating drum (1) with the floating drum (1) column disposed in parallel (2) and by the column (2), institute
The length for stating column (2) is less than the length of the floating drum (1), and the upper surface of all columns (2) is located in same level
And be evenly distributed on the same circumference centered on the floating drum (1), the inside of the floating drum (1) and the column (2) is equal
With ballast tank, the upper end of the floating drum (1) is used to install the tower (4) of Wind turbines.
2. floating marine formula wind power foundation structure according to claim 1, which is characterized in that the upper end of the floating drum (1)
Inside forms the accommodating cavity of a upper end opening, and the tower (4) is liftably mounted in the accommodating cavity.
3. floating marine formula wind power foundation structure according to claim 2, which is characterized in that the outer wall of the tower (4)
Multiple racks are equipped with, the upper end of the floating drum (1) is equipped with the gear being meshed with the rack.
4. floating marine formula wind power foundation structure according to claim 1, which is characterized in that the upper end of the floating drum (1)
Extend radially outward out a levels operation platform (5).
5. floating marine formula wind power foundation structure according to claim 1, which is characterized in that the lower end of the floating drum (1)
It is connected with a ballast (6), there is ballast buoyancy module inside the ballast (6).
6. floating marine formula wind power foundation structure according to claim 1, which is characterized in that the ballast of the floating drum (1)
At least one horizontal splitter plate is equipped in cabin, the ballast tank of the floating drum (1) is separated at least two by the horizontal splitter plate
Subdivision.
7. floating marine formula wind power foundation structure according to claim 1, which is characterized in that the ballast of the column (2)
At least one horizontal splitter plate is equipped in cabin, the ballast tank of the column (2) is separated at least two by the horizontal splitter plate
Subdivision.
8. floating marine formula wind power foundation structure according to claim 1, which is characterized in that the two neighboring column
(2) it is connected by rod piece (7) between.
9. floating marine formula wind power foundation structure according to claim 1, which is characterized in that all columns (2)
Diameter is identical.
10. floating marine formula wind power foundation structure according to claim 1, which is characterized in that in each column (2)
Upper end be respectively mounted the towers (4) of a Wind turbines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721800781.8U CN207725581U (en) | 2017-12-20 | 2017-12-20 | Floating marine formula wind power foundation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721800781.8U CN207725581U (en) | 2017-12-20 | 2017-12-20 | Floating marine formula wind power foundation structure |
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| Publication Number | Publication Date |
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| CN207725581U true CN207725581U (en) | 2018-08-14 |
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| CN201721800781.8U Active CN207725581U (en) | 2017-12-20 | 2017-12-20 | Floating marine formula wind power foundation structure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146588A (en) * | 2017-12-20 | 2018-06-12 | 夏尔特拉(江苏)新能源科技有限公司 | Floating marine formula wind power foundation structure |
| CN110466705A (en) * | 2019-07-08 | 2019-11-19 | 河海大学 | A kind of semi-submersible type offshore wind turbine self-stabilization equipment |
| CN110565678A (en) * | 2019-09-09 | 2019-12-13 | 上海交通大学 | floating foundation of offshore wind turbine with combined jacket and floating barrel |
| CN114132438A (en) * | 2021-11-25 | 2022-03-04 | 自然资源部第二海洋研究所 | Ocean self-powered long-term monitoring buoy |
| CN114802631A (en) * | 2022-06-23 | 2022-07-29 | 南通中舟风电工程技术有限公司 | Offshore wind power floating barrel platform |
-
2017
- 2017-12-20 CN CN201721800781.8U patent/CN207725581U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146588A (en) * | 2017-12-20 | 2018-06-12 | 夏尔特拉(江苏)新能源科技有限公司 | Floating marine formula wind power foundation structure |
| CN110466705A (en) * | 2019-07-08 | 2019-11-19 | 河海大学 | A kind of semi-submersible type offshore wind turbine self-stabilization equipment |
| CN110565678A (en) * | 2019-09-09 | 2019-12-13 | 上海交通大学 | floating foundation of offshore wind turbine with combined jacket and floating barrel |
| CN114132438A (en) * | 2021-11-25 | 2022-03-04 | 自然资源部第二海洋研究所 | Ocean self-powered long-term monitoring buoy |
| CN114132438B (en) * | 2021-11-25 | 2022-10-14 | 自然资源部第二海洋研究所 | Ocean self-powered long-term monitoring buoy |
| CN114802631A (en) * | 2022-06-23 | 2022-07-29 | 南通中舟风电工程技术有限公司 | Offshore wind power floating barrel platform |
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Effective date of registration: 20190812 Address after: Room 1819, Level 2, Xuanhua Road, Changning District, Shanghai 200050 Co-patentee after: Shanghai He Rui Energy Technology Co., Ltd. Patentee after: Bobao (Shanghai) Energy Technology Co., Ltd. Address before: 221600 Building No.1 of Science and Technology Pioneering Park, Peixian Economic Development Zone, Xuzhou City, Jiangsu Province Co-patentee before: Shanghai He Rui Energy Technology Co., Ltd. Patentee before: Charles Tel (Jiangsu) Amperex Technology Limited Co-patentee before: Charles Tel (Beijing) solar energy technology Co., Ltd. |