CN105839593A - Floating type anti-collision system of offshore wind turbine foundation and construction method of floating type anti-collision system - Google Patents
Floating type anti-collision system of offshore wind turbine foundation and construction method of floating type anti-collision system Download PDFInfo
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- CN105839593A CN105839593A CN201610354538.1A CN201610354538A CN105839593A CN 105839593 A CN105839593 A CN 105839593A CN 201610354538 A CN201610354538 A CN 201610354538A CN 105839593 A CN105839593 A CN 105839593A
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- wind turbine
- offshore wind
- turbine foundation
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B17/0017—Means for protecting offshore constructions
- E02B17/003—Fenders
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B17/00—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor
- E02B2017/0091—Offshore structures for 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Wind Motors (AREA)
Abstract
The invention relates to a floating type anti-collision system of an offshore wind turbine foundation and a construction method of the floating type anti-collision system. The anti-collision system comprises a plurality of floating type anti-collision bodies capable of floating up and down along with the tidal fluctuation and a plurality of fixing rings uniformly distributed on the side wall of the offshore wind turbine foundation in the circumferential direction, wherein the end parts of the floating type anti-collision bodies are connected in series with one another through horizontal connection devices to form at least one layer of protection ring surrounding the outer side of the offshore wind turbine foundation; the protection ring is connected with the fixing rings through vertical connection devices; the upper ends of the vertical connection devices are connected to the end parts of the floating type anti-collision bodies, and the lower ends of the vertical connection devices are fixed on the fixing rings. The anti-collision system is reasonable in design and simple in structure; the anti-collision bodies float on the water surface and cannot be affected by a water level. According to the anti-collision system, damage caused by collision to the wind turbine foundation and a ship can be effectively reduced, and the service life is long; furthermore, the anti-collision system is convenient to disassemble and replace; the cost for mounting, repairing and maintenance is greatly reduced; the offshore construction working time is shortened, the construction difficulty is reduced, and the economic benefit is increased.
Description
Technical field
The present invention relates to a kind of offshore wind turbine foundation float type CAS and construction method thereof, belong to offshore wind turbine foundation technical field.
Background technology
In the case of energy worsening shortages; offshore wind farm is rapid as the Renewable Energy Development of a kind of cleaning; blower foundation, as the support system of offshore wind farm unit, plays a very important role in terms of ensureing offshore wind farm general safety, and the protection work of blower foundation is the most increasingly important.
Although the probability of ship collision blower foundation is relatively low, but the loss once occurring this type of accident to cause but is difficult to imagine, the most then basis and hull damage, collapse in heavy then basis, blower fan damages, hull recurring structure damages, even causing casualties, direct economic loss is huge.Indirect loss after accident is also difficult to estimate, after basis is damaged, sea maintenance activity difficulty is big, and risk is high, and wind turbine power generation also results in adverse effect simultaneously, reduces generated energy.Therefore the Anticollision Measures of offshore wind turbine foundation is the most necessary, also should protect boats and ships as much as possible, loss be reduced to a minimum when accident occurs while preventing basis to be damaged.
Summary of the invention
In view of the deficiencies in the prior art; the technical problem to be solved is to provide offshore wind turbine foundation float type CAS and the construction method thereof of a kind of modern design, simple in construction and easy construction; this CAS reduces hull damage while effectively protecting basis; being suitable for the change of tidal range, difficulty of construction is low, good in economic efficiency simultaneously.
In order to solve the problems referred to above, technical scheme one is: a kind of offshore wind turbine foundation float type CAS, including the retainer ring on multiple anti-collision bodies of float type that can fluctuate along with tidal level change and the most annularly-distributed multiple sidewall of blower foundation at sea, it is connected at least one of which by level connection joint device between described float type anti-collision body end and is centered around the guard circle outside offshore wind turbine foundation, described guard circle is connected with retainer ring by vertical attachment means, described vertical attachment means upper end is connected to float type anti-collision body end, described vertical attachment means lower end is fixed in retainer ring.
Preferably, the anti-collision body of described float type is that can swim on the water surface hollow exempts from inflatable structure, hollow inflatable structure or solid construction.
Preferably, the material of the anti-collision body of described float type is timber, rubber or plastics.
Preferably, described float type is crashproof internal is laid with at least one of which damping energy dissipation element and/or impact-resistant material layer.
Preferably, described level connection joint device uses chain or rope, and described vertical attachment means uses chain or rope.
Preferably, described retainer ring is welded or is embedded on offshore wind turbine foundation sidewall.
Preferably, described retainer ring is U-shaped or O type.
In order to solve the problems referred to above, technical scheme two is: the construction method of a kind of offshore wind turbine foundation float type CAS, comprises the following steps:
(1), before at sea blower foundation is installed, multiple retainer ring welded or is embedded on offshore wind turbine foundation sidewall, and being uniformly distributed ringwise；
(2) with level connection joint device, anti-for multiple float types collision body is connected on installation ship the anti-collision body string of yi word pattern; anti-collision body string put in seawater and form a circle round offshore wind turbine foundation, and joining end to end to form guard circle by anti-collision body string by level connection joint device；
(3) by vertical attachment means, guard circle is coupled together with retainer ring, vertical attachment means upper end is connected to float type anti-collision body end, vertical attachment means lower end is fixed in retainer ring.
Compared with prior art, the method have the advantages that the CAS being made up of the anti-collision body of float type is reasonable in design, simple in construction, anti-collision body swims on the water surface, is not affected by water level.The infringement that this CAS can effectively reduce blower foundation and boats and ships are clashed into, service life is long, and the dismounting and change of CAS structure own is convenient, significantly reduce installation, maintenance and maintenance cost, reduce the offshore construction activity duration, reduce difficulty of construction, increase economic efficiency.
Accompanying drawing explanation
Fig. 1 is the offshore wind turbine foundation float type CAS schematic diagram of the embodiment of the present invention.
Fig. 2 is the top view of Fig. 1.
Figure marks: 1-offshore wind turbine foundation, the anti-collision body of 2-float type, 3-retainer ring, 4-level connection joint device, the vertical attachment means of 5-, H-high tide level, L-low tide, O-mud face.
Detailed description of the invention
In order to allow the features described above of the present invention and advantage become apparent, special embodiment below, and coordinate accompanying drawing, it is described in detail below.
Below as a example by single-pile foundation, this offshore wind turbine foundation float type CAS is also applied for the blower foundation of the various types such as jacket, three pin (multiway) frame, gravity type, high-rise pile cap, negative pressure cylinder certainly.
As shown in Figure 1 and 2, a kind of offshore wind turbine foundation float type CAS, including the retainer ring 3 on 8 anti-collision bodies of float type 2 that can fluctuate along with tidal level change and 8 uniform annularly-distributed blower foundation at sea 1 sidewalls, it is connected into one layer of guard circle being centered around outside offshore wind turbine foundation 1 (certainly by level connection joint device 4 between described float type anti-collision body 2 end, can also multilayer guard circle up and down, or inside and outside multilayer guard circle, or the most equal multilayer guard circle), described guard circle is connected with retainer ring 3 by vertical attachment means 5, described vertical attachment means 5 upper end is connected to float type anti-collision body 2 end, described vertical attachment means 5 lower end is fixed in retainer ring 3.
In the present embodiment, the anti-collision body of above-mentioned float type 2 is solid construction, naturally it is also possible to be hollow to exempt from inflation or the structure such as hollow inflatable, as long as guaranteeing can swim on the water surface.
In the present embodiment, above-mentioned solid construction is the column structure of size diameter 1cm of filling polyurethane, length 1.6m；Certainly, the material of the anti-collision body of above-mentioned float type 2 can also is that other elastomeric material, it is also possible to is timber or plastics etc., such as foamed material.
In the present embodiment, above-mentioned level connection joint device 4 uses yi word pattern chain, and two adjacent float type anti-collision body 2 spacing are 0.8m；Certainly, above-mentioned level connection joint device 4 can also use the flexible or Flexible Connectors such as rope.
In the present embodiment, above-mentioned vertical attachment means 5 uses the Y type chain of length 9m, and the both sides of upper end are connected to the end that corresponding two float type anti-collision bodies 2 are relative, and lower end is fixed in retainer ring 3；Certainly, above-mentioned vertical attachment means 5 can also use the flexible or Flexible Connectors such as rope.
In the present embodiment, above-mentioned retainer ring 3 is U-shaped, and is embedded in below low tide L on offshore wind turbine foundation 1 sidewall at 2.5m；Certainly, above-mentioned retainer ring 3 can also is that the shapes such as O type, and is welded on offshore wind turbine foundation 1 sidewall.
In the present embodiment, at least one of which damping energy dissipation element and/or impact-resistant material layer can also be laid with in the anti-collision body of above-mentioned float type 2.
As shown in Figure 1 and 2, the construction method of a kind of offshore wind turbine foundation float type CAS, comprise the following steps:
(1), before at sea blower foundation 1 is installed, multiple U-shaped retainer ring 3 are welded or are embedded on offshore wind turbine foundation 1 sidewall, and is uniformly distributed ringwise；
(2) with level connection joint device 4, anti-for multiple float types collision body 2 is connected on installation ship the anti-collision body string of yi word pattern; anti-collision body string put in seawater and form a circle round offshore wind turbine foundation 1, and joining end to end to form guard circle by anti-collision body string by level connection joint device 4；
(3) by vertical attachment means 5, guard circle is coupled together with retainer ring 3, vertical attachment means 5 upper end is connected to float type anti-collision body 2 end, vertical attachment means 5 lower end is fixed in retainer ring 3.
In step (1), U-shaped retainer ring 3 should be positioned at below low tide L.
In step (3), on installation ship, vertical attachment means 5 upper end can be connected to float type anti-collision body 2 end in advance, in order to operation.
The above-mentioned not described part of each embodiment is the most same as the prior art.The present invention is not limited to above-mentioned preferred forms, and anyone can draw other various forms of offshore wind turbine foundation float type CAS and construction methods thereof under the enlightenment of the present invention.All impartial changes done according to scope of the present invention patent and modification, all should belong to the covering scope of the present invention.
Claims (8)
1. an offshore wind turbine foundation float type CAS; it is characterized in that: include the retainer ring on multiple anti-collision bodies of float type that can fluctuate and the most annularly-distributed multiple sidewall of blower foundation at sea along with tidal level change; it is connected at least one of which by level connection joint device between described float type anti-collision body end and is centered around the guard circle outside offshore wind turbine foundation; described guard circle is connected with retainer ring by vertical attachment means; described vertical attachment means upper end is connected to float type anti-collision body end, and described vertical attachment means lower end is fixed in retainer ring.
Offshore wind turbine foundation float type CAS the most according to claim 1, it is characterised in that: the anti-collision body of described float type is that can swim on the water surface hollow exempts from inflatable structure, hollow inflatable structure or solid construction.
Offshore wind turbine foundation float type CAS the most according to claim 1, it is characterised in that: the material of the anti-collision body of described float type is timber, rubber or plastics.
Offshore wind turbine foundation float type CAS the most according to claim 1, it is characterised in that: described float type is crashproof internal is laid with at least one of which damping energy dissipation element and/or impact-resistant material layer.
Offshore wind turbine foundation float type CAS the most according to claim 1, it is characterised in that: described level connection joint device uses chain or rope, and described vertical attachment means uses chain or rope.
Offshore wind turbine foundation float type CAS the most according to claim 1, it is characterised in that: described retainer ring is welded or is embedded on offshore wind turbine foundation sidewall.
Offshore wind turbine foundation float type CAS the most according to claim 1, it is characterised in that: described retainer ring is U-shaped or O type.
8. the construction method of an offshore wind turbine foundation float type CAS, it is characterised in that comprise the following steps:
(1), before at sea blower foundation is installed, multiple retainer ring welded or is embedded on offshore wind turbine foundation sidewall, and being uniformly distributed ringwise；
(2) with level connection joint device, anti-for multiple float types collision body is connected on installation ship the anti-collision body string of yi word pattern; anti-collision body string put in seawater and form a circle round offshore wind turbine foundation, and joining end to end to form guard circle by anti-collision body string by level connection joint device；
(3) by vertical attachment means, guard circle is coupled together with retainer ring, vertical attachment means upper end is connected to float type anti-collision body end, vertical attachment means lower end is fixed in retainer ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610354538.1A CN105839593A (en) | 2016-05-26 | 2016-05-26 | Floating type anti-collision system of offshore wind turbine foundation and construction method of floating type anti-collision system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610354538.1A CN105839593A (en) | 2016-05-26 | 2016-05-26 | Floating type anti-collision system of offshore wind turbine foundation and construction method of floating type anti-collision system |
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| CN105839593A true CN105839593A (en) | 2016-08-10 |
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| CN201610354538.1A Pending CN105839593A (en) | 2016-05-26 | 2016-05-26 | Floating type anti-collision system of offshore wind turbine foundation and construction method of floating type anti-collision system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108032062A (en) * | 2018-01-08 | 2018-05-15 | 大连理工大学 | A kind of integral demounting apparatus and method of the marine single pile wind turbine based on explosion |
| CN108625343A (en) * | 2018-06-11 | 2018-10-09 | 福建省新能海上风电研发中心有限公司 | It is a kind of to limit the floating anticollision device, collision-prevention device stepped on and multiplied |
| CN109878651A (en) * | 2019-04-12 | 2019-06-14 | 福建省新能海上风电研发中心有限公司 | A kind of offshore wind turbine foundation classification floating anti-collision facility |
| CN109881662A (en) * | 2019-02-20 | 2019-06-14 | 中交第二航务工程局有限公司 | Major diameter high-performance UHPC- steel pipe composite pile base and its construction method |
| CN110042801A (en) * | 2019-04-28 | 2019-07-23 | 哈尔滨工程大学 | A kind of ocean platform standpipe anticollision device, collision-prevention device |
| CN112339926A (en) * | 2020-11-03 | 2021-02-09 | 阳光学院 | Floating anti-collision structure for offshore wind turbine foundation |
| CN113981884A (en) * | 2021-10-26 | 2022-01-28 | 中国长江三峡集团有限公司 | Floating type wave-absorbing anti-impact system and application method thereof |
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| CN203904913U (en) * | 2014-04-17 | 2014-10-29 | 江苏博泓新材料科技有限公司 | Pier protection device |
| CN203904921U (en) * | 2014-05-30 | 2014-10-29 | 江苏博泓新材料科技有限公司 | Flexible pier anti-collision ring |
| CN203904912U (en) * | 2014-04-17 | 2014-10-29 | 江苏博泓新材料科技有限公司 | Liquid bag energy dissipation ring |
| CN105297681A (en) * | 2015-11-30 | 2016-02-03 | 新誉集团有限公司 | Collision and ice preventing device of sea fan |
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| FR2518604A1 (en) * | 1981-12-21 | 1983-06-24 | Caoutchouc Manuf Plastique | Mooring fenders, esp. for legs of offshore oil drilling platforms - using circular row of thick-walled rubber tubes with absorb shock if ship hits platform legs |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108032062A (en) * | 2018-01-08 | 2018-05-15 | 大连理工大学 | A kind of integral demounting apparatus and method of the marine single pile wind turbine based on explosion |
| CN108032062B (en) * | 2018-01-08 | 2023-08-18 | 大连理工大学 | Overall dismounting device and method for offshore single-pile fan based on blasting |
| CN108625343A (en) * | 2018-06-11 | 2018-10-09 | 福建省新能海上风电研发中心有限公司 | It is a kind of to limit the floating anticollision device, collision-prevention device stepped on and multiplied |
| CN109881662A (en) * | 2019-02-20 | 2019-06-14 | 中交第二航务工程局有限公司 | Major diameter high-performance UHPC- steel pipe composite pile base and its construction method |
| CN109881662B (en) * | 2019-02-20 | 2023-11-24 | 中交第二航务工程局有限公司 | Large-diameter high-performance UHPC-steel pipe composite pile foundation and construction method thereof |
| CN109878651A (en) * | 2019-04-12 | 2019-06-14 | 福建省新能海上风电研发中心有限公司 | A kind of offshore wind turbine foundation classification floating anti-collision facility |
| CN110042801A (en) * | 2019-04-28 | 2019-07-23 | 哈尔滨工程大学 | A kind of ocean platform standpipe anticollision device, collision-prevention device |
| CN112339926A (en) * | 2020-11-03 | 2021-02-09 | 阳光学院 | Floating anti-collision structure for offshore wind turbine foundation |
| CN112339926B (en) * | 2020-11-03 | 2022-01-25 | 阳光学院 | Floating anti-collision structure for offshore wind turbine foundation |
| CN113981884A (en) * | 2021-10-26 | 2022-01-28 | 中国长江三峡集团有限公司 | Floating type wave-absorbing anti-impact system and application method thereof |
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Application publication date: 20160810 |
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