CN115387398A - Pile foundation protection device and offshore wind power pasture - Google Patents

Pile foundation protection device and offshore wind power pasture Download PDF

Info

Publication number
CN115387398A
CN115387398A CN202211036956.8A CN202211036956A CN115387398A CN 115387398 A CN115387398 A CN 115387398A CN 202211036956 A CN202211036956 A CN 202211036956A CN 115387398 A CN115387398 A CN 115387398A
Authority
CN
China
Prior art keywords
pile foundation
protection device
ecological
anchors
layer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202211036956.8A
Other languages
Chinese (zh)
Inventor
陈建军
刘鑫
闫姝
周昳鸣
刘瑞超
雷宇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huaneng Clean Energy Research Institute
Original Assignee
Huaneng Clean Energy Research Institute
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huaneng Clean Energy Research Institute filed Critical Huaneng Clean Energy Research Institute
Priority to CN202211036956.8A priority Critical patent/CN115387398A/en
Publication of CN115387398A publication Critical patent/CN115387398A/en
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • 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
    • E02D31/06—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 against corrosion by soil or water
    • 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
    • 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
    • E02D27/52—Submerged foundations, i.e. submerged in open water
    • E02D27/525—Submerged foundations, i.e. submerged in open water using elements penetrating the underwater ground
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Foundations (AREA)
  • Wind Motors (AREA)

Abstract

The invention discloses a protection device for a pile foundation, which comprises a plurality of ecological anchors, wherein the ecological anchors are used for disturbing the flow of silt water flow close to the surface of a seabed; and all the ecological anchors are arranged around the pile foundation along a preset track, and the preset track is vertical to the ocean current direction. Above-mentioned pile foundation's protection device is equipped with a plurality of ecological anchors of arranging along predetermineeing the orbit, can be directly faced the ocean current direction and play the vortex effect to being close to seabed surface department silt rivers, and the high efficiency reduces the impact force of near seabed surface silt rivers that the ocean current leads to, alleviates the scouring action to the pile foundation, and the impact damage is avoided on protection pile foundation surface, prevents that offshore wind generating set from collapsing because of the damaged emergence of pile foundation. The invention also discloses an offshore wind power farm applying the protection device, and the pile foundation of an offshore wind power generator set can be protected.

Description

Pile foundation protection device and offshore wind power pasture
Technical Field
The invention relates to the technical field of ocean development and utilization, in particular to a protection device for a pile foundation and an offshore wind power ranch.
Background
Wind energy is increasingly paid more attention as a clean and harmless renewable energy source. Compared with land wind energy, offshore wind energy resources not only have higher wind speed, but also are far away from a coastline, are not influenced by a noise limit value, and allow the wind generating set to be large-sized.
The foundation of the offshore wind power pile is the key for supporting the whole offshore wind power generator set, and the cost accounts for 20 to 25 percent of the investment of the whole offshore wind power. Due to the action of waves and tide, the water flow mixed with silt near the surface of the seabed can continuously scour the pile foundation, the surface of the pile foundation is inevitably damaged, and the offshore wind turbine generator system can collapse in severe cases.
Therefore, how to effectively reduce the scouring action of the silt and water flow near the surface of the seabed on the pile foundation and protect the surface of the pile foundation is a problem to be solved urgently by technical personnel in the field.
Disclosure of Invention
In view of this, the invention provides a protection device for a pile foundation, which is provided with a plurality of ecological anchors arranged along a preset track, and can disturb the silt and water flow near the seabed surface in the direction of the straight ocean current, efficiently reduce the impact force of the silt and water flow near the seabed surface caused by the ocean current, reduce the scouring action on the pile foundation, protect the surface of the pile foundation from being damaged by impact, and prevent an offshore wind generating set from collapsing due to the damage of the pile foundation. The invention also provides an offshore wind power farm applying the protection device, and the pile foundation of the offshore wind power generator set can be protected.
In order to achieve the purpose, the invention provides the following technical scheme:
a protection device for a pile foundation comprises a plurality of ecological anchors, wherein the ecological anchors are used for disturbing the flow of silt and water close to the surface of a seabed; and the ecological anchors are distributed around the pile foundation along a preset track, and the preset track is vertical to the ocean current direction.
Preferably, in the protection device, the preset trajectory is a linear trajectory;
the ecological anchors are arranged in multiple rows along the direction parallel to the linear track, and the ecological anchors in each row are distributed on two sides of the pile foundation.
Preferably, in the protection device, the preset trajectory is a circular trajectory.
Preferably, in the protection device, the bottom of the pile foundation is provided with a plurality of protection layers which respectively surround the periphery of the pile foundation; and the protective layers are sequentially stacked along the axial direction of the pile foundation.
Preferably, in the above protection device, an area of the lower one of the adjacent protection layers is larger than an area of the higher one of the adjacent protection layers.
Preferably, in the above protection device, the protection layer includes at least a filter layer and an armor layer which are adjacently arranged, and the filter layer is located below the armor layer.
Preferably, in the protection device, the ecological anchor includes:
the body is used for being inserted and fixed on the seabed;
the seaweed cultivation component is mounted on the upper part of the body;
the bottom turbulence device is fixed at the bottom of the body.
Preferably, in the protection device, the bottom spoiler includes a plurality of active spoiler bars; the upper end of each active turbulence rod is respectively fixed on the body, and the lower end of each active turbulence rod is respectively far away from the body; and an anti-corrosion rope is wound and fixed on the periphery of each active turbulence rod.
Preferably, in the above protection device, the seaweed cultivation component includes an inner layer center guide ring, a middle layer seaweed cultivation ring and an outer layer high strength rope ring, which have sequentially increased diameters and are respectively sleeved on the body, and the three rings are sequentially connected with the radial connecting arms; the outer-layer high-strength rope ring is assembled on the upper mounting ring through a first lifting rope and assembled on the lower mounting ring through a second lifting rope; the upper mounting ring and the lower mounting ring are respectively fixed to the body.
An offshore wind farm comprises a protection device of a pile foundation, wherein the protection device is any one of the protection devices in the technical scheme.
The invention provides a protection device for a pile foundation, which comprises a plurality of ecological anchors, wherein the ecological anchors are used for disturbing the flow of silt water flow close to the surface of a seabed; and all the ecological anchors are distributed around the pile foundation along a preset track, and the preset track is vertical to the ocean current direction.
Above-mentioned pile foundation's protection device is equipped with a plurality of ecological anchors of arranging along predetermineeing the orbit, can be directly faced the ocean current direction and play the vortex effect to being close to seabed surface department silt rivers, and the high efficiency reduces the impact force of near seabed surface silt rivers that the ocean current leads to, alleviates the scouring action to the pile foundation, and the impact damage is avoided on protection pile foundation surface, prevents that offshore wind generating set from collapsing because of the damaged emergence of pile foundation.
The invention also provides an offshore wind power farm applying the protection device, and the pile foundation of the offshore wind power generator set can be protected.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a protection device for a pile foundation according to an embodiment of the present invention;
fig. 2 is another schematic structural diagram of a protection device for a pile foundation according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a pile foundation provided in an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of an ecological anchor provided in an embodiment of the present invention;
wherein, in fig. 1-4:
an ecological anchor 100; a body 101; an algae cultivation component 102; an outer high-strength rope loop 121; a middle layer seaweed cultivation ring 122; an inner layer center guide ring 123; radial connecting arms 124; a bottom spoiler 103; an anchor ring 104; a pile foundation 200; a filter layer 201; an armor layer 202.
Detailed Description
The embodiment of the invention discloses a protection device for a pile foundation, which is provided with a plurality of ecological anchors distributed along a preset track, can realize a turbulent flow effect on silt and water flow close to the surface of a seabed in a straight ocean current direction, efficiently reduces the impact force of the silt and water flow close to the surface of the seabed caused by ocean current, relieves the scouring effect on the pile foundation, protects the surface of the pile foundation from being damaged by impact, and prevents an offshore wind generating set from collapsing due to the damage of the pile foundation. The embodiment of the invention also discloses an offshore wind farm applying the protection device, and the pile foundation of an offshore wind generating set can be protected.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the embodiment of the present invention provides a protection apparatus for a pile foundation 200, including a plurality of ecological anchors 100, where the ecological anchors 100 are used for disturbing a flow of silt near the surface of a seabed; the ecological anchors 100 are arranged around the pile foundation 200 along a predetermined trajectory, which is perpendicular to the direction of ocean currents.
Above-mentioned pile foundation 200's protection device is equipped with a plurality of ecological anchors 100 of arranging along predetermineeing the orbit, it is perpendicular with the ocean current direction to predetermine the orbit, can the straight-sided ocean current direction play the vortex effect to being close to seabed surface department silt rivers, the high efficiency reduces the impact force of near seabed surface silt rivers that the ocean current leads to, alleviate the scouring action to pile foundation 200, protection pile foundation 200 surface avoids the impact damage, prevent that offshore wind generating set from taking place to collapse because of pile foundation 200 is damaged.
When the ocean current direction has a main flow direction, that is, when the flushing direction has a main flow direction, the preset track can be set to be a linear track, the corresponding ecological anchors 100 are arranged into a plurality of rows along a direction parallel to the linear track, and each row of ecological anchors 100 are distributed on two sides of the pile foundation 200, as shown in fig. 1. The straight line direction is perpendicular to the main flow direction of the ocean current.
When the ocean current situation is complex and there is no main flow direction, that is, when the pile foundation 200 is washed all around in the circumferential direction, the preset track is set to be a circular track, which can be perpendicular to the ocean current in all directions, as shown in fig. 2.
Specifically, in the above protection device, the bottom of the pile foundation 200 is provided with a plurality of protection layers respectively surrounding the periphery of the pile foundation 200; the protective layers are sequentially arranged in a stacking mode along the axial direction of the pile foundation 200.
The inoxidizing coating is pile foundation 200's passive protective structure, and ecological anchor 100 is arranged at pile foundation 200's passive protective structure edge as initiative vortex device. The arrangement density of the ecological anchors 100 is calculated according to the ocean current velocity, and the embodiment is not limited.
In two adjacent protective layers, the area of the protective layer at the lower position is larger than that of the protective layer at the higher position.
The protective layer at least comprises a filter layer 201 and an armor layer 202 which are adjacently arranged, wherein the filter layer 201 is positioned below the armor layer 202. The filter layer 201 can prevent the seabed soil body on the lower portion of the filter layer from permeating upwards to cause the seabed soil body loss, so that the stability of the seabed foundation is ensured, and the installed foundation 200 is further ensured to be stably installed on the seabed. The armor layer 202 improves the stability of the installed foundation 200 at sea level on one hand, and reinforces the bottom of the pile foundation 200 on the other hand, and ensures the reliability and durability of reinforcement.
The ecological anchor 100 comprises a body 101, a seaweed cultivating assembly 102 and a bottom spoiler 103; the body 101 is used for being plugged and fixed on the seabed; the algae cultivation component 102 is arranged at the upper part of the body 101; the bottom spoiler 103 is fixed to the bottom of the body 101.
In the ecological anchor 100, the body 101 is provided with the bottom turbulence device 103, so that the turbulence effect on the sediment water flow near the surface of the seabed can be realized, the scouring effect of the sediment water flow near the surface of the seabed on the pile foundation 200 can be reduced, and the surface of the pile foundation 200 can be protected from being damaged. Meanwhile, the seaweed breeding component 102 is mounted on the upper portion of the body 101 of the ecological anchor 100, so that the marine area occupied by offshore wind power is utilized for ecological breeding, the development and utilization degree of marine resources is higher, and the deep development of marine ecological economy is facilitated.
Moreover, the ecological anchor 100 integrates the seaweed cultivation component 102 and the bottom turbulence device 103, so that the integration degree is high, the multifunction of the anchor is realized, the assembly is convenient, only the ecological anchor 100 is assembled on the seabed, devices with different functions do not need to be installed for multiple times, the operation is simpler and more convenient, and the installation cost is low.
The bottom spoiler 103 comprises an active spoiler bar, the upper end of the active spoiler bar is fixed on the body 101, and the lower end of the active spoiler bar is far away from the body 101.
The number of the active spoiler bars is multiple, and the active spoiler bars are distributed along the circumferential direction of the body 101 to form a structure similar to a cone, as shown in fig. 4. The active spoiler bars may be disposed to be uniformly distributed or non-uniformly distributed along the circumferential direction of the body 101, which is not limited in this embodiment.
In order to reduce the risk of the active spoiler breaking due to the action of the subsea current or falling off from the body 101, the lower end of the active spoiler is arranged to be inserted and fixed in the seabed, as shown in fig. 4.
Further, in the ecological anchor 100, an anti-corrosion rope is wound around and fixed to the outer circumference of the active spoiler. The anti-corrosion rope is used for increasing roughness and enhancing the turbulence effect, and meanwhile, the anti-corrosion rope is used as a function of a biological reef to enhance the anti-current scouring capability of the active turbulence rod. The anti-corrosion rope is a high-strength anti-corrosion rope.
In this embodiment, the structural design of bottom vortex device 103 can realize washing away the guard action to self, can regard as biological reef again, also can regard as pile foundation 200's initiative protection device simultaneously.
The seaweed cultivating component 102 comprises an inner layer center guide ring 123, a middle layer seaweed cultivating ring 122 and an outer layer high-strength rope ring 121 which are sequentially increased in diameter and are respectively sleeved on the body 101, and the three rings are sequentially connected with a radial connecting arm 124; the outer high-strength rope loop 121 is assembled on the upper mounting ring through a first lifting rope, and the outer high-strength rope loop 121 is assembled on the lower mounting ring through a second lifting rope; the upper and lower mounting rings are fixed to the body 101, respectively. The middle-layer seaweed cultivating ring 122 is used for cultivating seaweed.
Specifically, in the ecological anchor 100, the inner layer center guide ring 123 is fixed with the connection ring, and the first end of the radial connection portion is connected with the inner layer center guide ring 123 through the connection ring.
The outer-layer high-strength rope ring 121 is provided with a multidirectional connecting ring, and the second end of the radial connecting arm 124 is connected with the outer-layer high-strength rope ring 121 through the multidirectional connecting ring; the first lifting rope and the second lifting rope are respectively connected with the outer layer high-strength rope ring 121 through multi-directional connecting rings. The middle part of the radial connecting arm 124 is fixedly connected with the middle layer seaweed cultivation ring 122.
In the ecological anchor 100, the radial connecting arms 124 are multiple, and the radial connecting arms 124 are uniformly distributed along the circumferential direction of the body 101, so that the uniform stress connection of all positions of the three rings is ensured, and the overall connection strength is improved.
To facilitate algae growth, the algae cultivation assembly 102 is configured to be positioned 8 meters to 10 meters below the surface of the ocean.
Further, in the ecological anchor 100, an anchor ring 104 is fixed to the bottom of the body 101 in a sleeved manner, and the anchor ring 104 is used for connecting the aquaculture net cage through a chain. Obviously, the ecological anchor 100 provided by the embodiment not only provides a seaweed culture place, but also can be used as an anchoring foundation of a culture net cage, and the culture net cage can be used for culturing fish, so that the diversity of ecological culture is improved, and the installation structure of each culture system in a marine wind power farm is simplified.
The embodiment of the invention also provides an offshore wind power farm, which comprises a pile foundation protection device, wherein the protection device is the protection device provided by the embodiment.
The offshore wind power farm provided by the embodiment of the invention can protect the pile foundation of the offshore wind power generator set by applying the protection device provided by the embodiment. Of course, the offshore wind farm provided by the embodiment also has other effects related to the pile foundation provided by the above embodiments, which are not described herein again.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The protection device for the pile foundation is characterized by comprising a plurality of ecological anchors, wherein the ecological anchors are used for disturbing flow of silt water flow close to the surface of a seabed; and the ecological anchors are distributed around the pile foundation along a preset track, and the preset track is vertical to the ocean current direction.
2. The protection device according to claim 1, wherein the predetermined trajectory is a straight trajectory;
the ecological anchors are arranged in multiple rows along the direction parallel to the linear track, and the ecological anchors in each row are distributed on two sides of the pile foundation.
3. The protection device of claim 1, wherein the predetermined trajectory is a circular trajectory.
4. The protection device according to claim 1, wherein the bottom of the pile foundation is provided with a plurality of protective layers surrounding the periphery of the pile foundation respectively; and the protective layers are sequentially stacked along the axial direction of the pile foundation.
5. The protective device according to claim 4, wherein the area of the protective layer positioned lower than the area of the protective layer positioned higher than the area of the protective layer.
6. A protective device according to claim 4 or 5, wherein the armour layer comprises at least a filter layer and an armour layer arranged adjacent to each other, the filter layer being located below the armour layer.
7. The protective apparatus according to claim 1, wherein the ecological anchor comprises:
the body is used for being inserted and fixed on the seabed;
the seaweed cultivation component is mounted on the upper part of the body;
the bottom turbulence device is fixed at the bottom of the body.
8. The protection device of claim 7, wherein the bottom spoiler comprises a plurality of active spoiler bars; the upper end of each active turbulence rod is respectively fixed on the body, and the lower end of each active turbulence rod is respectively far away from the body; and an anti-corrosion rope is wound and fixed on the periphery of each active turbulence rod.
9. The protection device as claimed in claim 7, wherein the algae cultivation component comprises an inner layer central guiding ring, a middle layer algae cultivation ring and an outer layer high strength rope ring which are sequentially increased in diameter and respectively sleeved on the body, and the three rings are sequentially connected with the radial connecting arms; the outer-layer high-strength rope ring is assembled on the upper mounting ring through a first lifting rope and assembled on the lower mounting ring through a second lifting rope; the upper mounting ring and the lower mounting ring are respectively fixed to the body.
10. An offshore wind farm comprising a protection device for a pile foundation, the protection device being as claimed in any one of claims 1 to 9.
CN202211036956.8A 2022-08-26 2022-08-26 Pile foundation protection device and offshore wind power pasture Withdrawn CN115387398A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211036956.8A CN115387398A (en) 2022-08-26 2022-08-26 Pile foundation protection device and offshore wind power pasture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211036956.8A CN115387398A (en) 2022-08-26 2022-08-26 Pile foundation protection device and offshore wind power pasture

Publications (1)

Publication Number Publication Date
CN115387398A true CN115387398A (en) 2022-11-25

Family

ID=84122740

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211036956.8A Withdrawn CN115387398A (en) 2022-08-26 2022-08-26 Pile foundation protection device and offshore wind power pasture

Country Status (1)

Country Link
CN (1) CN115387398A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117738231A (en) * 2024-02-18 2024-03-22 保利长大工程有限公司 High-support underwater tower crane foundation and construction method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117738231A (en) * 2024-02-18 2024-03-22 保利长大工程有限公司 High-support underwater tower crane foundation and construction method thereof
CN117738231B (en) * 2024-02-18 2024-05-17 保利长大工程有限公司 High-support underwater tower crane foundation and construction method thereof

Similar Documents

Publication Publication Date Title
US11149716B2 (en) Offshore wind-solar-aquaculture integrated floater
CN107878698B (en) Offshore floating wind turbine generator and fishery net cage culture integrated device
CN111493006B (en) Device for preventing basic scour by utilizing fishing net in offshore wind farm
CN108252263A (en) A kind of anti-wave of floating for deep-sea breeding carries and wind energy integrated system
US20190141963A1 (en) Floating offshore wind turbine integrated with steel fish farming cage
CN115387398A (en) Pile foundation protection device and offshore wind power pasture
CN109349165B (en) Marine ranch
CN104351103A (en) Large-scale shallow sea purse net culture device
GB2583105A (en) Breakwater
CN113718828B (en) Offshore wind power foundation
EP2986496A1 (en) Systems and methods of mooring an array of wave energy converters
CN216156631U (en) Offshore wind power foundation
CN216615938U (en) Offshore wind power suction barrel foundation with turbulence holes
CN115233746A (en) Offshore wind farm and ecological anchor thereof
CN203200080U (en) Controlled planting and breeding facility of aquatic plant of compound ecological cleaning system
CN214143832U (en) Underwater pile foundation scouring protection device
CN114271224A (en) Ecological protection's marine wind-power system
CN220107542U (en) Ecological protector of marine wind-powered electricity generation submarine cable
CN115316322A (en) Offshore wind farm
CN113718840A (en) Offshore wind power multi-pile foundation
CN112459131A (en) Underwater pile foundation scouring protection device and construction method thereof
CN104957062A (en) Anti-storm soft-hard submerged net cage
KR100281366B1 (en) Cage farming net structure
CN218527284U (en) Offshore wind farm fence breeding system based on air curtain blocking device
CN112970643A (en) Offshore wind turbine barrel-shaped foundation structure coupling culture net cage and artificial fish reef and integrated construction method thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication

Application publication date: 20221125

WW01 Invention patent application withdrawn after publication