CN115191387A - Marine electric platform foundation structure of coupling aquaculture net case - Google Patents
Marine electric platform foundation structure of coupling aquaculture net case Download PDFInfo
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- CN115191387A CN115191387A CN202110380813.8A CN202110380813A CN115191387A CN 115191387 A CN115191387 A CN 115191387A CN 202110380813 A CN202110380813 A CN 202110380813A CN 115191387 A CN115191387 A CN 115191387A
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- 238000009360 aquaculture Methods 0.000 title claims abstract description 55
- 244000144974 aquaculture Species 0.000 title claims abstract description 55
- 230000008878 coupling Effects 0.000 title abstract description 5
- 238000010168 coupling process Methods 0.000 title abstract description 5
- 238000005859 coupling reaction Methods 0.000 title abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- 241000251468 Actinopterygii Species 0.000 claims description 11
- 238000012423 maintenance Methods 0.000 claims description 7
- 238000013461 design Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 13
- 238000011161 development Methods 0.000 abstract description 10
- 230000008901 benefit Effects 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 238000009395 breeding Methods 0.000 description 4
- 230000001488 breeding effect Effects 0.000 description 4
- 230000009194 climbing Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 230000010354 integration Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/60—Floating cultivation devices, e.g. rafts or floating fish-farms
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/60—Floating cultivation devices, e.g. rafts or floating fish-farms
- A01K61/65—Connecting or mooring devices therefor
-
- 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
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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
- E02B17/02—Artificial islands mounted on piles or like supports, e.g. platforms on raisable legs or offshore constructions; Construction methods therefor placed by lowering the supporting construction to the bottom, e.g. with subsequent fixing thereto
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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
- E02B2017/0056—Platforms with supporting legs
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- 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
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
The invention provides a marine electrical platform foundation structure coupled with a culture net cage, which comprises a marine electrical platform steel pipe pile structure, a marine electrical platform jacket main body structure and the culture net cage; the aquaculture net cage uses a jacket main body structure of the offshore electrical platform as a carrier and is connected with the jacket main body structure, a sea area space enclosed by the jacket main body structure is arranged in the jacket main body structure, the sea area space surrounded by the existing jacket main legs, horizontal struts and inclined struts is fully used, and the integral construction and integral installation of the offshore electrical platform and the aquaculture net cage structure are realized through the coupling arrangement of the aquaculture net cage and the jacket main body. The method has the characteristics of simple construction, good stability, good economic benefit and the like, and is suitable for the combined development of offshore wind power and marine ranches.
Description
Technical Field
The invention belongs to a foundation structure which is related to ocean engineering and marine ranch development and is used for an offshore electrical platform and a marine ranch, and relates to an offshore electrical platform structure coupled with a culture net cage, wherein the offshore electrical platform comprises, but is not limited to, an offshore booster station or an offshore converter station of an offshore wind farm and the like.
Background
China has a long coastline and abundant ocean resources, and has good ocean economic development potential. With the adjustment of the national renewable energy subsidy policy, the necessity of the innovation of ocean wind power and the deep fusion development with other industries is increasingly urgent. As a new mode of intensive sea utilization and integration development, offshore wind power and marine ranch integration development can comprehensively utilize marine resources, and the cross-border integration development of new energy industry and modern high-efficiency agriculture is realized. Meanwhile, a new mode of fusion development of the marine ranch and the offshore wind power is established, synchronous high-efficiency production of clean energy and safe aquatic products can be realized, and the method has important significance for improving social benefits and economic benefits of offshore wind power plant construction in China.
At present, the conventional marine aquaculture net cage is small in size, cannot resist large stormy waves, is short in service life and is not suitable for aquaculture in open sea areas. And if the open sea net cage is independently built and constructed, the defects of high cost, large risk and the like exist, so that the suitable structure of the aquaculture net cage plays an important role in solving the problems of the prior art and improving the economic benefit. An electrical platform in an offshore wind farm usually adopts a steel pipe pile-jacket structure, and is large in size and good in stability. The offshore electric platform is responsible for boosting the electric quantity generated by the wind power plant and then conveying the boosted electric quantity to the shore within the service life of the offshore electric platform, has a perfect construction and regular operation and maintenance management system, and can be used as a good carrier for marine ranch development.
Disclosure of Invention
The invention aims to provide an offshore electric platform foundation structure coupled with a culture net cage, which has the characteristics of simple construction, good stability, good economic benefit and the like and is suitable for the joint development of offshore wind power and marine ranches.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a marine electrical platform foundation structure coupled with a culture net cage is characterized by comprising a marine electrical platform steel pipe pile structure, a marine electrical platform jacket main body structure and the culture net cage; the aquaculture net cage uses a jacket main body structure of the offshore electrical platform as a carrier and is connected with the jacket main body structure, a sea area space enclosed by the jacket main body structure is arranged in the jacket main body structure, the sea area space surrounded by the existing jacket main legs, horizontal struts and inclined struts is fully used, and the integral construction and integral installation of the offshore electrical platform and the aquaculture net cage structure are realized through the coupling arrangement of the aquaculture net cage and the jacket main body.
On the basis of the technical scheme, the invention can also adopt the following further technical schemes or combine the further technical schemes for use:
the main structure of the jacket of the offshore electrical platform is a space frame structure consisting of a main leg, a horizontal support and an inclined support, and has enough rigidity. Necessary auxiliary facilities such as berthing equipment, climbing stairs, cable protection pipes and the like can be installed on the main structure of the jacket for construction and later operation and maintenance. The aquaculture net cage takes the existing main legs, horizontal braces and inclined braces of a jacket foundation of an offshore electric platform as supports, and a prestressed cable is added in the aquaculture net cage to form a frame system of the aquaculture net cage; the frame system is provided with the breeding netting, the bottom of the netting is provided with the sinker, a breeding space of a marine ranch is formed, existing marine electric platform structures are fully utilized, and intensive sea utilization of marine wind power and the marine ranch is achieved.
The offshore electric platform jacket is fixed in a seabed soil body by using steel pipe piles, and is generally large in size, the aquaculture net cage uses a large-size space of the offshore electric platform jacket in the vertical and horizontal directions, rods forming an aquaculture net cage frame system can be selected according to specific aquaculture requirements and design conditions of main legs, horizontal braces and cross braces in a jacket main body structure, the aquaculture space in the aquaculture net cage frame system is further adjusted, the aquaculture net cage is divided into 3-4 areas in the horizontal and vertical spaces, fishery aquaculture of different stages, different varieties and different levels is achieved, and sea area resources are efficiently utilized.
As mentioned above, the space of the sea area enclosed by the jacket main structure is large, so that the marine electrical platform jacket can be further divided into a plurality of small culture spaces by additionally welding the support steel pipes according to the specific requirements of different culture stages. When the actual design and construction of the aquaculture net cage are carried out, the rod pieces for arranging the netting can be selected according to the marine hydrological environment, the distribution of the rod pieces of the jacket main body structure of the marine electric platform and the required aquaculture space.
The jacket main body structure is provided with a prestressed cable rope at a required position according to the requirement of the breeding condition, the netting is fixed on the prestressed cable rope, the prestressed cable rope is a high-density fiber rope or a steel strand coated with an anticorrosion material, the netting is of a double-layer design and is made of an ultrahigh molecular polyethylene material. The lower end of the netting is provided with a plurality of sinkers, the sinkers and the prestressed cables jointly play a role in unfolding and tensioning the netting, the circumstance that the netting is rolled and folded is avoided, and the space of the netting is fully utilized.
The top of the main structure of the jacket of the offshore electrical platform is an electrical platform, the electrical platform is used as a working platform of the aquaculture net cage, the offshore electrical platform structure is provided with a berthing and ladder climbing device, and operation and maintenance personnel can berth ships and climb on the offshore electrical platform through the ladder climbing device, and can carry out work such as fry throwing, feeding and raising, adult fish fishing and the like on the electrical platform.
The station power supply after the voltage reduction of the offshore electric platform is configured as a power supply of auxiliary equipment of the aquaculture net cage, the auxiliary equipment comprises an automatic feeding system, an automatic net washing machine, a fish collecting pump, a fish driving device or a real-time monitoring system, and intelligent and automatic aquaculture is realized; the voltage of the wading breeding auxiliary equipment is below the safe voltage. The station power supply voltage reduction device using the offshore electric platform avoids injury to daily operation and maintenance or cultivation workers on the premise of meeting the operation requirements of the cultivation equipment.
The aquaculture net cage, the offshore electric platform structure, the cultured fishes, the phytoplankton, the benthos, the fish reef, the sea mud and the like form a new marine ecosystem, so that the stable operation of a marine ranch is ensured, and the influence and the harm of offshore wind power construction on the sea area environment and resources can be reduced to a certain degree.
In summary, by adopting the technical scheme of the invention, the patent of the invention has the beneficial effects that:
1. the offshore wind power and the marine ranch are jointly developed, the utilization efficiency of sea area resources is improved, the offshore electric platform and the marine ranch culture net cage structure are jointly surveyed, designed, constructed, operated and maintained, the construction cost is reduced, and the social benefit and the economic benefit of engineering are improved; 2. the offshore electric platform structure foundation is used as the marine ranch aquaculture net cage, so that the stability of the aquaculture net cage in the marine environment is improved, and the design difficulty of the aquaculture net cage is reduced; 3. the aquaculture net cage and the offshore electric platform jacket foundation form an integral structure, can be constructed and assembled in a processing plant on land and integrally transported and installed, and is favorable for improving the installation efficiency and the in-place stability of the aquaculture net cage on the sea; 4. the introduction of the marine ranch is beneficial to recovering the damage to the marine ecosystem of the peripheral sea area caused by the construction and later operation of the offshore wind farm; 5. the station power supply voltage reduction device on the offshore electric platform reduces the working voltage to the human body safety voltage according to the specific equipment requirements, thereby not only meeting the operation requirements of the culture equipment, but also avoiding the damage to daily operation and maintenance personnel or cultured fishes; 6. the aquaculture equipment of the aquaculture net cage, such as automatic feeding equipment, a fish collecting pump, a fish driving device and a real-time monitoring system, can directly utilize a power supply system of the offshore electric platform, improve the aquaculture quality and efficiency, and do not need to independently construct the power supply equipment.
Drawings
FIG. 1 is an overall schematic view of the present invention;
FIG. 2 is an overall front view of the present invention prior to installation of a netting;
FIG. 3 is an overall front view of the present invention with a netting installed;
fig. 4 is an overall top view of the present invention.
The specific implementation mode is as follows:
to further illustrate the contents, features and effects of the present invention, an embodiment thereof will be described below with reference to the accompanying drawings.
As shown in fig. 1, an offshore electrical platform foundation structure coupled with an aquaculture net cage comprises an offshore electrical platform pile structure 1, an offshore electrical platform jacket main body structure 2, an aquaculture net cage 3, a prestressed cable 7 and an electrical platform 10. The offshore electrical platform jacket main structure 2 is composed of a plurality of main legs 4, horizontal braces 5 and inclined braces 6. The offshore electrical platform steel pipe pile structure 1 is driven into the seabed through pile sinking, and bearing capacity is provided by means of interaction between the steel pipe pile of the mud inlet part and the seabed. The main legs 4 of the offshore electrical platform jacket main body structure 2 are connected with the offshore electrical platform pile body structure 1 through high-strength grouting. The aquaculture net cage 3 is a frame structure formed by a jacket main body structure 2 and a prestressed cable 7, and the whole aquaculture net cage 3 is formed by laying a netting 8 and a sinker 9. For clarity of illustration, only a portion of the pre-stressing cables 7 is shown in fig. 1.
As shown in fig. 2, prestressed cables 7 are arranged in the main legs 4, the horizontal braces 5 and the inclined braces 6 of the jacket main body structure 2 of the offshore electric platform to form a frame structure of the aquaculture net cage 3, the size and the arrangement distance of the prestressed cables 7 are determined according to specific aquaculture varieties and requirements, and anchorage devices are additionally arranged between the two ends of the prestressed cables 7 and the horizontal braces 5 and the inclined braces 6 for connection. . As shown in figure 3, a net is arranged on the prestressed cable, and a sinker 9 is arranged at the bottom of the net to ensure that the net is in a tensioning state, and the density of meshes is determined according to the size of fish in the culture space.
As shown in fig. 4, an electrical platform 10 is arranged at the top of the jacket main body structure 2 of the offshore electrical platform, and after an operation and maintenance worker parks the offshore electrical platform on the electrical platform through a berthing and ladder climbing facility, the operation of fry throwing, feeding, raising, salvaging and the like can be performed on the electrical platform 10.
The integrated construction method of the integral structure of the offshore electrical platform of the coupling aquaculture net cage comprises the following steps:
firstly, the offshore electrical platform pile body structure 1 and the offshore electrical platform jacket main body structure 2 are manufactured at a construction site. The manufacture of the offshore electrical platform jacket body structure 2 includes the necessary docking facilities, ladder stands and other necessary offshore electrical platform ancillary structures mounted on the jacket body structure 2. According to the culture requirement, a prestressed cable 7 is arranged on the main leg 4, the horizontal support 5 and the inclined support 6, and a netting 8 is arranged to form the culture net box 3. A sinker 9 is arranged below the netting 8 to ensure that the netting can be effectively unfolded. After the aquaculture net cage 3 and the offshore electric platform jacket main structure 2 are integrally connected, the integral structure and the offshore electric platform pile body structure 1 are shipped to a marine installation site, and the offshore electric platform jacket main structure 2 and the aquaculture net cage 3 are installed on the offshore electric platform pile body structure 1 together by adopting an installation mode of a pile-first method or a pile-second method according to specific conditions.
The above embodiment is merely a preferable technical solution of the present invention, and it should be understood by those skilled in the art that modifications or substitutions of structural types or technical solutions in the embodiment may be made without departing from the principle and essence of the present invention, and all of them should be covered within the protection scope of the present invention.
Claims (6)
1. A marine electrical platform foundation structure coupled with a culture net cage is characterized by comprising a marine electrical platform steel pipe pile structure, a marine electrical platform jacket main body structure and the culture net cage; the aquaculture net cage uses a jacket main body structure of the offshore electrical platform as a carrier, is connected with the jacket main body structure, and is arranged in the jacket main body structure by using a sea area space enclosed by the jacket main body structure.
2. The offshore electrical platform foundation structure coupled with the aquaculture net cage according to claim 1, wherein the aquaculture net cage is supported by the existing main legs, horizontal braces and inclined braces of the offshore electrical platform jacket foundation, and prestressed cables are added into the offshore electrical platform jacket foundation to form a frame system of the offshore electrical platform jacket foundation; a cultivation netting is arranged on the frame system, and a sinker is arranged at the bottom of the netting to form a cultivation space of a marine ranch.
3. The offshore electrical platform foundation structure of claim 1, wherein the aquaculture net cage is divided into 3-4 areas in the horizontal and vertical spaces by utilizing the large-size space of the offshore electrical platform conduit frame in the vertical and horizontal directions, so as to realize fishery aquaculture in different stages, different varieties and different levels and efficiently utilize sea resources.
4. The offshore electric platform foundation structure coupled with the aquaculture net cage as claimed in claim 1, wherein the aquaculture net cage ensures the surface of the net to be tensioned and prevents the net from being folded through the prestressed cables on the net and the sinkers at the bottom of the net; the prestressed cable is an anticorrosive steel strand, and the netting is of a double-layer design.
5. The offshore electrical platform foundation structure coupled with the aquaculture net cage according to claim 1, wherein the top of the jacket main structure of the offshore electrical platform is an electrical platform, the electrical platform is also used as a working platform of the aquaculture net cage, and maintenance personnel can park ships and climb up the offshore electrical platform through the ladder to perform fry throwing, feeding and fishing on the electrical platform.
6. The offshore electrical platform infrastructure coupled to aquaculture cages of claim 1, wherein said stepped-down station power supply of said offshore electrical platform is configured as a power supply for auxiliary equipment of said aquaculture cages, said auxiliary equipment comprising automatic feeding systems, automatic net washers, fish collection pumps, fish catching devices, or real-time monitoring systems.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110380813.8A CN115191387A (en) | 2021-04-09 | 2021-04-09 | Marine electric platform foundation structure of coupling aquaculture net case |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110380813.8A CN115191387A (en) | 2021-04-09 | 2021-04-09 | Marine electric platform foundation structure of coupling aquaculture net case |
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| CN115191387A true CN115191387A (en) | 2022-10-18 |
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| CN202110380813.8A Pending CN115191387A (en) | 2021-04-09 | 2021-04-09 | Marine electric platform foundation structure of coupling aquaculture net case |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101075064B1 (en) * | 2011-03-29 | 2011-10-19 | 주식회사 한국종합기술 | Sea wind power generating facility for making inclosing net |
| CN105494192A (en) * | 2015-12-11 | 2016-04-20 | 江苏科技大学 | Mariculture device with net cage added to jacket fan base |
| CN109076997A (en) * | 2018-09-27 | 2018-12-25 | 中国电建集团华东勘测设计研究院有限公司 | A kind of aquaculture net cage equipment based on offshore wind turbine High-Rise Pile Cap Foundation |
| CN111155477A (en) * | 2019-12-27 | 2020-05-15 | 浙江大学 | Air curtain noise reduction device for offshore wind power pasture |
| CN212337547U (en) * | 2020-09-10 | 2021-01-12 | 上海交通大学 | Integrated development device of single-pile type offshore wind turbine and vertical aquaculture net cage |
| US20210025369A1 (en) * | 2019-04-28 | 2021-01-28 | Tsinghua Shenzhen International Graduate School | Offshore wind-solar-aquaculture integrated floater |
| CN215684226U (en) * | 2021-04-09 | 2022-02-01 | 中国电建集团华东勘测设计研究院有限公司 | Marine electric platform foundation structure of coupling aquaculture net case |
-
2021
- 2021-04-09 CN CN202110380813.8A patent/CN115191387A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101075064B1 (en) * | 2011-03-29 | 2011-10-19 | 주식회사 한국종합기술 | Sea wind power generating facility for making inclosing net |
| CN105494192A (en) * | 2015-12-11 | 2016-04-20 | 江苏科技大学 | Mariculture device with net cage added to jacket fan base |
| CN109076997A (en) * | 2018-09-27 | 2018-12-25 | 中国电建集团华东勘测设计研究院有限公司 | A kind of aquaculture net cage equipment based on offshore wind turbine High-Rise Pile Cap Foundation |
| US20210025369A1 (en) * | 2019-04-28 | 2021-01-28 | Tsinghua Shenzhen International Graduate School | Offshore wind-solar-aquaculture integrated floater |
| CN111155477A (en) * | 2019-12-27 | 2020-05-15 | 浙江大学 | Air curtain noise reduction device for offshore wind power pasture |
| CN212337547U (en) * | 2020-09-10 | 2021-01-12 | 上海交通大学 | Integrated development device of single-pile type offshore wind turbine and vertical aquaculture net cage |
| CN215684226U (en) * | 2021-04-09 | 2022-02-01 | 中国电建集团华东勘测设计研究院有限公司 | Marine electric platform foundation structure of coupling aquaculture net case |
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