CN105604804B - A kind of floating stake formula platform being applicable to wind power generating set and installation method thereof - Google Patents
A kind of floating stake formula platform being applicable to wind power generating set and installation method thereof Download PDFInfo
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- CN105604804B CN105604804B CN201610138105.2A CN201610138105A CN105604804B CN 105604804 B CN105604804 B CN 105604804B CN 201610138105 A CN201610138105 A CN 201610138105A CN 105604804 B CN105604804 B CN 105604804B
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- floating stake
- stake
- floating
- buoyancy tank
- workboat
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Classifications
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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
-
- 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
-
- 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
Abstract
The invention discloses a kind of floating stake formula platform being applicable to wind power generating set and installation method thereof, including the anchor body being located at seabed, the anchor chain, the tower that are connected with anchor body, it is installed on the wind wheel that the cabin of atop a tower is connected with cabin, bottom described tower, dismountable connection is had time flighty and impatient case, bottom buoyancy tank, dismountable connection is had time flighty and impatient stake, and described floating stake is that Reinforced Concrete Materials is prefabricated to be formed；The anchor chain other end is connected with floating stake top.The present invention is not by region size limitation, and breakthrough solves the obstacle that deep-sea assembles, it is achieved that the deep-sea work assemble in situ of floatation type wind turbine system, has the advantages such as good stability, low cost of manufacture.
Description
Technical field
The invention belongs to offshore wind energy plant, be specifically related to a kind of floating stake formula platform being applicable to wind power generating set
And installation method.
Background technology
The world today, the fossil energy such as reserves are limited, skewness and non-renewable coal, oil is increasingly difficult to full
Foot channel Ji and the demand of society's high speed development.Wind energy, as widely distributed, the inexhaustible energy, increasingly
To the attention of various countries, it is one of the new forms of energy of the most most large-scale commercial Development volue.Wind power technology is wind energy resources profit
Main means.And oceanic winds resource has concurrently and is not take up soil, wind speed is high and has stable dominant direction, energy gain
The advantages such as height, effect on environment are little, having a extensive future of offshore wind farm.
Owing to technology is limited, the marine wind electric field set up is positioned at neritic province domain mostly, and employing is all fixed basis,
Such as the East Sea wind energy turbine set of China, such as east wind electric field etc..But, setting up wind energy turbine set in shallow sea has its very important shortcoming, such as: shallow
Sea region common-use words river channel and fishery exploitation, limited for the region of Construction of Wind Power, and neritic area life or operation people
Member is many, and the noise effect produced by wind energy conversion system is big.Therefore, sight is gradually turned to relatively territory, deep-sea by wind-powered electricity generation builder.
At present, the state such as the resourceful Norway of ocean wind-force, Britain, Japan has carried out grinding of relatively territory, deep-sea wind energy turbine set project
Study carefully.Being developed to deep-sea by shallow sea, wind energy conversion system basis pattern and system mounting means become the technical barrier of primary solution.Technology becomes
Ripe fixed basis has been no longer desirable for relatively territory, deep-sea, the substitute is floatation type platform, the Norway that power of influence is bigger
The deep-sea wind energy turbine set such as Hywind, Portugal Windfloat and Japan Fukushima Mirai all use floatation type platform.
Make a general survey of territory, ongoing relatively deep-sea, various countries Wind Power Project, its mounting means be first shallow sea dock by blower fan, shaft tower,
After floating platform installs, entirety is dragged to relatively territory, deep-sea.This elder generation installs the overall mode being transported to deep-sea positioning trip at dock again and leads
Cause the big float structure that its floatation type basis can only be shallow draft (about 30m), poor stability, make and installation cost is the highest.
Therefore, it is necessary to propose the construction method of installation that new floatation type is basic and the newest, to ensure that it is stable
The cost of floatation type marine wind electric field is reduced on the basis of property.
Summary of the invention
For the problems referred to above, it is desirable to provide a kind of good stability, the floating stake formula platform of low cost of manufacture and peace thereof
Dress method.
The present invention solves the technical scheme of problem: a kind of floating stake formula platform being applicable to wind power generating set, including setting
In the anchor body in seabed, the anchor chain being connected with anchor body, tower, it is installed on the wind wheel that the cabin of atop a tower is connected with cabin, described
Bottom tower, dismountable connection is had time flighty and impatient case, and bottom buoyancy tank, dismountable connection is had time flighty and impatient stake, and described floating stake is reinforcing bar
Prefabricated concrete forms；The anchor chain other end is connected with floating stake top.
Preferably, described floating stake bottom is provided with water irrigating hole.
Preferably, described floating stake top pre-embedded steel slab, it is connected by ring flange is fixing between buoyancy tank with floating stake.
Preferably position during in order to install, bottom described tower, bottom buoyancy tank, be equipped with conical socket, buoyancy tank top, floating
Stake top is equipped with tapered protrusion；
Floating stake and buoyancy tank are positioned by the cooperation of tapered protrusion and conical socket, and buoyancy tank and tower pass through tapered protrusion
Cooperation with conical socket positions.
In said structure, buoyancy tank is used for support fan assembly, and floating stake is for carrying out surely the structure above floating stake further
Fixed.
Preferably, above-mentioned tower, buoyancy tank are steel construction.
Accordingly, the present invention also provides for a kind of installation method being applicable to above-mentioned floating stake formula platform, it is characterised in that include
Following steps:
(a) on the coast or shoal area by buoyancy tank, floating stake, tower, cabin, each ingredient of wind wheel is the most prefabricated completes, and
It is transported to wind energy conversion system place to be installed；
B (), toward filling mass in floating stake, making floating stake is erectility；
C floating stake top is connected with anchor body by () with anchor chain；
D workboat is rigidly connected by () with floating stake top；Described workboat includes boom hoisting, especially on workboat also
The mechanical arm that can embrace floating stake is installed；
Embrace floating stake with the mechanical arm on workboat, make workboat and floating stake geo-stationary；
(e) lifting buoyancy tank and with floating stake assembly and connection, then unclamp the mechanical arm embracing floating stake, make at workboat and floating stake
In relative separation, now floating stake and become an entirety with buoyancy tank, floating stake sinks to all submerging in water；Buoyancy tank part be positioned at sea level with
On, part is positioned at b.s.l.；
F () embraces floating stake with the mechanical arm on workboat, be rigidly connected with floating stake top by workboat, makes workboat with floating
Stake geo-stationary；
G () lifts by crane the single piece assembled by tower, cabin, wind wheel, and will be connected with buoyancy tank top bottom tower；
H () is totally released the connection of workboat and floating stake, cast anchor and adjust the line style of anchor chain, making up to final design position
Put.
Anchor chain is catenary or stretch-draw shape.Under in working order, buoyancy tank under water, above water respectively account for half.
Preferably, the mode transporting floating stake in step (a) uses the side that floating stake is directly placed the transportation by driving that lies low across the sea
Formula.
Further, described floating stake bottom is provided with water irrigating hole, in step (b) toward the mode of filling mass in floating stake be straight
Connect and think to pour water in floating stake hollow cavity from water irrigating hole, after reaching to design irrigation quantity, water irrigating hole is blocked.
Further, described floating stake top pre-embedded steel slab, it is provided with ring flange between buoyancy tank and floating stake；
By ring flange lifting extremely being floated stake top on workboat in step (e), ring flange is connected with pre-embedded steel slab bolt,
Then by buoyancy tank lifting to ring flange, by bolt, buoyancy tank is fastened with ring flange.
The remarkable result of the present invention is:
1., owing to being at deep-sea direct-assembling, not by region size limitation, it is the longest that floating stake size can design, and adds
Floating stake Reinforced Concrete Materials, weight is big so that the centre of buoyancy of floating stake far above center of gravity, has the highest steady when wind-engaging wave flow action
It is qualitative, because when platform slightly beat, bigger moment will be produced and makes platform righting.Just because of good stability, just make
Can suitably reduce the volume of buoyancy tank so that cost of manufacture reduces.
2. on installation method, Promethean proposition fitting machine mechanical arm on workboat, float stake and buoyancy tank for fixing, with
Prevent rocking in installation process, carry out Attention problems under these conditions, hoisting difficulty, breakthrough solution can be substantially reduced
Determined deep-sea assemble obstacle, it is achieved that floatation type wind turbine system deep-sea work assemble in situ.
It is known that the shallow sea of prior art is installed and means of transportation is costly, if but using the installation of the present invention
And means of transportation, in-site installation, the floating platform of drinking water up to more than 50m can be obtained, installation and freight can be reduced again,
Reduce overall transportation by driving difficulty.
Accompanying drawing explanation
The invention will be further described below in conjunction with the accompanying drawings.
Fig. 1 is the elevation that the present invention floats stake formula platform.
In figure: 1 cabin, 2 wind wheels, 3 tower, 4 bolts, 5 buoyancy tanks, 6 ring flanges, 7 steel plates, 8 float
Stake, 9 anchor chains, 10 anchor bodies, 13-tapered protrusion.
Detailed description of the invention
As it is shown in figure 1, a kind of floating stake formula platform being applicable to wind power generating set, including being located at the anchor body 10 in seabed, with
Anchor body 10 connect anchor chain 9, steel tower 3, be installed on the wind wheel 2 that the cabin 1 at tower 3 top is connected with cabin 1.Described tower
Bottom cylinder 3, dismountable connection has steel hollow buoyancy tank 5, and bottom buoyancy tank 5, dismountable connection is had time flighty and impatient stake 8.
Described floating stake 8 forms for Reinforced Concrete Materials is prefabricated.Top pre-embedded steel slab 7, passes through between buoyancy tank 5 and floating stake 8
Ring flange 6 is fixing to be connected.Floating stake 8 bottom is provided with water irrigating hole.
Anchor chain 9 other end is connected with floating stake 8 top.
Bottom described tower 3, being equipped with conical socket bottom buoyancy tank 5, buoyancy tank 5 top, that floating stake 8 top is equipped with taper is convex
Play 13.
Floating stake 8 and buoyancy tank 5 are positioned by the cooperation of tapered protrusion 13 and conical socket, and buoyancy tank 5 and tower 3 are by cone
The cooperation of shape protruding 13 and conical socket positions.
Accordingly, the present embodiment also provides for a kind of installation method being applicable to above-mentioned floating stake formula platform, it is characterised in that bag
Include following steps:
A () is on the coast or buoyancy tank 5, floating stake 8, tower 3, cabin 1, each ingredient of wind wheel 2 are distinguished prefabricated the completeest by shoal area
Become, and be transported to wind energy conversion system place to be installed；
B (), toward filling mass in floating stake 8, makes floating stake 8 in erectility；
C floating stake 8 top is connected with anchor body 10 by () with anchor chain 9；
D workboat is rigidly connected by () with floating stake 8 top；Described workboat includes boom hoisting, especially on workboat
It is also equipped with embracing the mechanical arm of floating stake 8；
Embrace floating stake 8 with the mechanical arm on workboat, make workboat and floating stake 8 geo-stationary；
(e) lifting buoyancy tank 5 and with floating stake 8 assembly and connection, then unclamp the mechanical arm embracing floating stake 8, make workboat with floating
Stake 8 is in relative separation, now floats stake 8 and becomes an entirety with buoyancy tank 5, and floating stake 8 sinks to all submerging in water；Buoyancy tank 5 part position
More than sea level, part is positioned at b.s.l.；
F () embraces floating stake 8 with the mechanical arm on workboat, be rigidly connected with floating stake 8 top by workboat, make workboat with
Floating stake 8 geo-stationary；
G () lifts by crane the single piece assembled by tower 3, cabin 1, wind wheel 1, and will connect with buoyancy tank 5 top bottom tower 3
Connect；
H () is totally released the connection of workboat and floating stake 8, cast anchor and adjust the line style of anchor chain 9, making up to final design
Position.
In a kind of preferred embodiment, in step (a), the mode of the floating stake 8 of transport uses and directly floating stake 8 is placed on sea
On lie low the mode of transportation by driving.
In another preferred embodiment, described floating stake 8 bottom is provided with water irrigating hole, joins toward filling in floating stake 8 in step (b)
Water irrigating hole, for directly thinking to pour water in floating stake 8 hollow cavity from water irrigating hole, is blocked after reaching to design irrigation quantity by the mode of weight.
In another preferred embodiment, described floating stake 8 top pre-embedded steel slab 7, it is provided with flange between buoyancy tank 5 and floating stake 8
Dish 6；Ring flange 6 is lifted to floating stake 8 top by corresponding step (e) by workboat, ring flange 6 and pre-embedded steel slab 7 spiral shell
Tether and connect, then buoyancy tank 5 is lifted to ring flange 6, by bolt 4, buoyancy tank is fastened with ring flange 6.
Claims (7)
1. being applicable to an installation method for the floating stake formula platform of wind power generating set, described floating stake formula platform includes being located at seabed
Anchor body (10), the anchor chain (9) being connected with anchor body (10), tower (3), the cabin (1) being installed on tower (3) top and cabin
(1) wind wheel (2) connected, it is characterised in that: described tower (3) the dismountable connection in bottom is had time flighty and impatient case (5), buoyancy tank (5)
The dismountable connection in bottom is had time flighty and impatient stake (8), and described floating stake (8) is that Reinforced Concrete Materials is prefabricated to be formed；Anchor chain (9) another
End is connected with floating stake (8) top；It is characterized in that comprising the steps:
A () is on the coast or shoal area is by buoyancy tank (5), floating stake (8), tower (3), cabin (1), wind wheel (2) each ingredient difference
Prefabricated complete, and be transported to wind energy conversion system place to be installed；
B (), toward floating stake (8) interior filling mass, makes floating stake (8) in erectility；
C floating stake (8) top is connected with anchor body (10) by () with anchor chain (9)；
D workboat is rigidly connected by () with floating stake (8) top；Described workboat includes boom hoisting, especially on workboat also
The mechanical arm that can embrace floating stake (8) is installed；
Embrace floating stake (8) with the mechanical arm on workboat, make workboat and floating stake (8) geo-stationary；
(e) lifting buoyancy tank (5) and with floating stake (8) assembly and connection, then unclamp the mechanical arm embracing floating stake (8), make workboat with
Floating stake (8) is in relative separation, now floats stake (8) and becomes an entirety with buoyancy tank (5), and floating stake (8) sinks to all submerging in water；Floating
Case (5) part is positioned at more than sea level, and part is positioned at b.s.l.；
F () embraces floating stake (8) with the mechanical arm on workboat, be rigidly connected with floating stake (8) top by workboat, make workboat with
Floating stake (8) geo-stationary；
G () lifts by crane the single piece assembled by tower (3), cabin (1), wind wheel (1), and pushed up with buoyancy tank (5) tower (3) bottom
Portion connects；
H () is totally released the connection of workboat and floating stake (8), cast anchor and adjust the line style of anchor chain (9), making up to final design
Position.
The installation method of the floating stake formula platform being applicable to wind power generating set the most according to claim 1, it is characterised in that:
Described floating stake (8) bottom is provided with water irrigating hole.
The installation method of the floating stake formula platform being applicable to wind power generating set the most according to claim 1, it is characterised in that:
Described floating stake (8) top pre-embedded steel slab (7), is connected by ring flange (6) is fixing between buoyancy tank (5) with floating stake (8).
The installation method of the floating stake formula platform being applicable to wind power generating set the most according to claim 1, it is characterised in that:
Described tower (3) bottom, buoyancy tank (5) bottom are equipped with conical socket, and buoyancy tank (5) top, that floating stake (8) top is equipped with taper is convex
Rise (13)；
Floating stake (8) and buoyancy tank (5) are positioned by the cooperation of tapered protrusion (13) and conical socket, buoyancy tank (5) and tower (3)
Positioned by the cooperation of tapered protrusion (13) and conical socket.
The installation method of floating stake formula platform the most according to claim 1, it is characterised in that: step (a) is transported floating stake (8)
Mode use the mode that directly floating stake (8) is placed the transportation by driving that lies low across the sea.
The installation method of floating stake formula platform the most according to claim 1, it is characterised in that: described floating stake (8) bottom is provided with
Water irrigating hole, in step (b), the mode toward floating stake (8) interior filling mass is thought to fill in floating stake (8) hollow cavity from water irrigating hole for direct
Water, blocks water irrigating hole after reaching to design irrigation quantity.
The installation method of floating stake formula platform the most according to claim 1, it is characterised in that: described floating stake (8) top is pre-buried
Steel plate (7), is provided with ring flange (6) between buoyancy tank (5) and floating stake (8)；
By stake (8) top, ring flange (6) and pre-embedded steel slab (7) extremely being floated in ring flange (6) lifting on workboat in step (e)
Bolt connects, and then by buoyancy tank (5) lifting to ring flange (6), is fastened with ring flange (6) by buoyancy tank by bolt (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610138105.2A CN105604804B (en) | 2016-03-11 | 2016-03-11 | A kind of floating stake formula platform being applicable to wind power generating set and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610138105.2A CN105604804B (en) | 2016-03-11 | 2016-03-11 | A kind of floating stake formula platform being applicable to wind power generating set and installation method thereof |
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| Publication Number | Publication Date |
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| CN105604804A CN105604804A (en) | 2016-05-25 |
| CN105604804B true CN105604804B (en) | 2016-11-09 |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106638651A (en) * | 2016-12-29 | 2017-05-10 | 江苏海上龙源风力发电有限公司 | Sea fan buoyant foundation integral installing technology |
| CN106638652A (en) * | 2016-12-29 | 2017-05-10 | 江苏海上龙源风力发电有限公司 | Mortise-and-tenon type sea fan buoyant foundation installing technology |
| CN110371262A (en) * | 2019-08-26 | 2019-10-25 | 中交一航局第二工程有限公司 | Wind-powered electricity generation or communication equipment basis and its construction method in float type water |
| CN110616667A (en) * | 2019-09-29 | 2019-12-27 | 大连理工大学 | Wave preventing device suitable for installation of offshore floating type fan and method for installing offshore floating type fan |
| CN111894812B (en) * | 2020-07-17 | 2021-11-23 | 上海电气风电集团股份有限公司 | Installation method and installation device of offshore wind turbine |
| CN112814015A (en) * | 2021-01-12 | 2021-05-18 | 大连理工大学 | Combined structure system of multi-pile foundation and floating type fan and single-ship installation method |
| CN112761893A (en) * | 2021-01-22 | 2021-05-07 | 上海理工大学 | Novel double-body floating type wind turbine platform with fractal structure |
| CN113071605B (en) * | 2021-03-12 | 2022-10-04 | 中国长江三峡集团有限公司 | Anchoring foundation suitable for floating type fan and construction method thereof |
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| WO2003004869A1 (en) * | 2001-07-06 | 2003-01-16 | Vestas Wind Systems A/S | Offshore wind turbine with floating foundation |
| CN202152102U (en) * | 2011-04-19 | 2012-02-29 | 中国科学院工程热物理研究所 | Floating type wind power generation platform |
| JP5022976B2 (en) * | 2008-04-08 | 2012-09-12 | 五洋建設株式会社 | Spar-type floating structure for offshore wind power generation, its manufacturing method, and its installation method |
| CN103925151A (en) * | 2013-01-15 | 2014-07-16 | 远景能源（江苏）有限公司 | Partial pitch wind turbine with floating foundation |
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| WO2003004869A1 (en) * | 2001-07-06 | 2003-01-16 | Vestas Wind Systems A/S | Offshore wind turbine with floating foundation |
| JP5022976B2 (en) * | 2008-04-08 | 2012-09-12 | 五洋建設株式会社 | Spar-type floating structure for offshore wind power generation, its manufacturing method, and its installation method |
| CN202152102U (en) * | 2011-04-19 | 2012-02-29 | 中国科学院工程热物理研究所 | Floating type wind power generation platform |
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