CN117465621A - Floating platform structure suitable for offshore floating type photovoltaic system - Google Patents
Floating platform structure suitable for offshore floating type photovoltaic system Download PDFInfo
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- CN117465621A CN117465621A CN202311438514.0A CN202311438514A CN117465621A CN 117465621 A CN117465621 A CN 117465621A CN 202311438514 A CN202311438514 A CN 202311438514A CN 117465621 A CN117465621 A CN 117465621A
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- 238000007667 floating Methods 0.000 title claims abstract description 113
- 239000012528 membrane Substances 0.000 claims abstract description 45
- 229920001903 high density polyethylene Polymers 0.000 claims abstract description 44
- 239000004700 high-density polyethylene Substances 0.000 claims abstract description 44
- 230000004224 protection Effects 0.000 claims abstract description 23
- 238000004140 cleaning Methods 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 43
- 238000005188 flotation Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 9
- 230000003139 buffering effect Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 8
- 230000000670 limiting effect Effects 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 7
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 230000002829 reductive effect Effects 0.000 abstract description 11
- 230000009471 action Effects 0.000 abstract description 7
- 238000010248 power generation Methods 0.000 abstract description 5
- 230000002411 adverse Effects 0.000 abstract description 3
- 239000010408 film Substances 0.000 description 13
- 239000013535 sea water Substances 0.000 description 9
- 239000013078 crystal Substances 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 6
- 238000011010 flushing procedure Methods 0.000 description 5
- 238000007789 sealing Methods 0.000 description 5
- 239000010409 thin film Substances 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000009189 diving Effects 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008093 supporting effect Effects 0.000 description 3
- 230000006750 UV protection Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
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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
- B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
- B63B39/005—Equipment to decrease ship's vibrations produced externally to the ship, e.g. wave-induced vibrations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
- B63B43/02—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking
- B63B43/04—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving stability
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
- B63B43/02—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking
- B63B43/04—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving stability
- B63B43/06—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving stability using ballast tanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
- B63B43/02—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking
- B63B43/10—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving buoyancy
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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
- B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
- B63B43/18—Improving safety of vessels, e.g. damage control, not otherwise provided for preventing collision or grounding; reducing collision damage
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S20/00—Supporting structures for PV modules
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/10—Cleaning arrangements
-
- 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
- B63B2035/4453—Floating structures carrying electric power plants for converting solar 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
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
The invention relates to the technical field of offshore photovoltaic power generation and discloses a floating platform structure suitable for an offshore floating photovoltaic system, which comprises an HDPE buoyancy ring assembly, a cable membrane assembly, a connecting assembly, a buffer assembly, a protection assembly, a cleaning device assembly and a photovoltaic panel, wherein the cable membrane assembly is arranged above the HDPE buoyancy ring assembly, the connecting assembly is arranged at the corner of the HDPE buoyancy ring assembly, the buffer assembly is arranged at one side of the HDPE buoyancy ring assembly, the protection assembly and the cleaning device assembly are both arranged below the HDPE buoyancy ring assembly, and the HDPE buoyancy ring assembly and the cable membrane assembly are combined into a hexagonal floating island structure, so that the floating island structure can freely deform along with wave load, can better resist adverse working conditions under the action of waves, the buoyancy of the pontoon is changed by adjusting the weight of the buffer assembly, the overall stability of the floating island is enhanced, the waves are split and eliminated through the protection assembly, and the impact force of the waves is reduced.
Description
Technical Field
The invention relates to the technical field of offshore photovoltaic power generation, in particular to a floating platform structure suitable for an offshore floating photovoltaic system.
Background
Hydropower and land wind power and photovoltaic power generation have been developed and practiced for many years, and the technology is mature. The offshore wind power development is iteratively upgraded by more than ten years, and the offshore wind power development has the technical level of low-price surfing. The offshore floating type photovoltaic has huge development potential, the installed capacity is expected to exceed that of offshore wind power, but due to the complex environmental load effects of wind, wave, current and the like of the offshore floating type photovoltaic, the working environment is complex, the construction, construction and operation service safety risks are large, the cost is high, and the development of the offshore photovoltaic floating platform with low cost and high performance is needed.
The floating type offshore photovoltaic power generation platform comprises a platform frame, a diving buoy, a water surface buoy, a hanging frame, a supporting buoy, a photovoltaic panel frame, a photovoltaic panel, a pile foundation and tension legs, wherein the platform frame comprises an upper frame above the water surface and a lower frame below the water surface, the upper frame and the lower frame are connected through upright posts, the diving buoy is fixedly connected to the lower frame, and the water surface buoy is fixedly connected to the top of the upright posts; the support floats are arranged along the longitudinal direction of the platform frame; the photovoltaic panel frame is transversely arranged along the platform frame, and two ends of the photovoltaic panel frame are respectively connected to the suspension frame through springs.
Based on the scheme, although the floating type photovoltaic power generation platform on water can be applied to open ocean water areas, the diving pontoon cannot be adjusted according to the size of stormy waves so as to adapt to the stormy wave environment under different conditions, when the stormy waves come, the fluctuation degree of the stormy waves is different, at the moment, the side turning is easy to occur due to overlarge jolt, and the stability is difficult to maintain.
Accordingly, there is a need to address the above problems by a floating platform structure suitable for use in an offshore floating photovoltaic system.
Disclosure of Invention
The invention aims to provide a floating platform structure suitable for an offshore floating type photovoltaic system, so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a floating platform structure suitable for marine showy formula photovoltaic system, includes HDPE buoyancy ring subassembly, cable membrane subassembly, coupling assembling, buffer unit, protection subassembly, belt cleaning device subassembly and photovoltaic board, cable membrane subassembly sets up in the top of HDPE buoyancy ring subassembly, coupling assembling sets up in the corner of HDPE buoyancy ring subassembly, buffer unit sets up in one side of HDPE buoyancy ring subassembly, protection subassembly and belt cleaning device subassembly all set up in the below of HDPE buoyancy ring subassembly, the photovoltaic board sets up in the surface of cable membrane subassembly.
The buffering assembly comprises a fixing frame, a wave-resistant column is fixedly arranged at the lower end of the fixing frame, an elastic anti-seismic frame is fixedly arranged at the lower end of the wave-resistant column, a buffering seat is fixedly arranged at the lower end of the elastic anti-seismic frame, and a pontoon is fixedly arranged at the lower end of the buffering seat.
The protection assembly comprises a protection frame, a splitter plate is fixedly arranged on the surface of the protection frame, an adjusting plate is movably arranged at one end of the splitter plate through a rotating shaft, a spring is fixedly arranged on the surface of the adjusting plate, and a limiting frame is fixedly arranged at one end of the spring.
Preferably, the surface of the wave-resistant column is provided with a plurality of water holes, an anti-collision rubber is arranged at the connection position of the elastic anti-seismic frame and the buffer seat, one end of the buffer seat is provided with an elastic rope, and the elastic rope is arranged between the buffer seat and the fixing frame.
Preferably, the inside of flotation pontoon is fixed and is provided with the cylinder, the fixed piston rod that is provided with of one end of cylinder, the fixed closing plate that is provided with of one end of piston rod, the fixed pipeline that is provided with of lower extreme of flotation pontoon, the fixed ooff valve that is provided with of lower extreme of pipeline.
Preferably, the surface of the splitter plate is provided with a plurality of splitter holes, the adjusting plate is movably arranged between two adjacent splitter plates, the two adjacent splitter plates are fixedly connected through a limiting frame, and the spring is fixedly arranged between the adjusting plate and the limiting frame.
Preferably, the HDPE buoyancy ring component comprises a main floating pipe, a connecting support is fixedly arranged above the main floating pipe, an armrest pipe is fixedly arranged above the connecting support, and a baffle is fixedly arranged on the surface of the connecting support.
Preferably, the cable membrane assembly comprises a membrane, a steel cable is fixedly arranged on the surface of the membrane, a rope is fixedly arranged at one end of the membrane, the steel cable is arranged at the diagonal line and the boundary of the membrane, and the membrane is fixedly connected with the main floating pipe through the rope.
Preferably, the connecting assembly comprises a hinge seat, the hinge seat is arranged at the corner of the HDPE buoyancy ring assembly, one end of the hinge seat is movably hinged with a mounting seat, one end of the mounting seat is movably provided with an anchor chain, one end of the anchor chain is movably provided with a shackle, and the surface of the mounting seat is provided with a mounting hole at the position where the anchor chain is connected.
Preferably, the cleaning device assembly comprises a surmounting water collecting box and a rainwater collecting box, a drain pipe is arranged above the surmounting water collecting box and the rainwater collecting box, a bilge pump is fixedly arranged at one end of the drain pipe, and the bilge pump is fixedly arranged below the film.
Preferably, the surface of drain pipe is provided with the shunt valve, the fixed suction pump that is provided with of one end of rainwater collecting box, the fixed water flushing pipe that is provided with of one end of suction pump, the water flushing pipe activity runs through and extends to the outside of film.
The invention has the technical effects and advantages that:
1. according to the invention, the HDPE buoyancy ring component is provided with the inner main buoyancy tube and the outer main buoyancy tube, the rigidity in the direction is higher, so that the overall shape of the floating island is kept, the rigidity in the vertical direction is lower, the floating island can be freely deformed along with waves, the thin film and the steel cable are arranged to be matched with each other, a hexagonal cable network is formed at the diagonal line and the boundary of the thin film, the thin film is divided into six triangular areas on average, an effective auxiliary supporting effect is achieved on the stress of the thin film, the overall coordination stress of the floating island is ensured, and the stability of the floating island is enhanced, wherein the thin film can be made of a fiber fabric film PVC film, has good stability and tensile property and stable corrosion resistance and ultraviolet resistance, and a hexagonal floating island structure is formed through the HDPE buoyancy ring component and the cable film component.
2. According to the invention, the freedom degree among the hexagonal floating island structures is released by arranging the hinging seat, the mounting seat and the anchor chain, the connection stress is reduced, the structure has stronger capability of resisting environmental load while ensuring better structural integrity, and a plurality of floating islands can be modularly constructed, hauled and installed in a flexible combination and splicing mode by arranging the connection assembly, so that the photovoltaic floating island structure is suitable for water photovoltaic projects with sea areas and any installed capacity in any size.
3. According to the invention, the HDPE buoyancy ring component and the cable membrane component are effectively protected by the protective component, the impact force of sea waves is reduced by the mutual cooperation of the splitter plate and the adjusting plate, the purpose of reducing the waves is realized by utilizing the impact force of the sea waves, the stability of the whole floating island hinged floating system in the floating process at sea can be further ensured, the whole stability is improved by adjusting the buffer component, the piston rod and the sealing plate are driven to move in the pontoon by the air cylinder, so that the water storage space in the pontoon is adjusted, the weight of the pontoon is adjusted to change the draft of the pontoon, the pressure of the whole floating island structure on the underwater part is reduced, the large-amplitude swing of the floating island due to the action of the load such as sea waves is avoided, and the whole stability of the floating island is enhanced, thereby ensuring the normal operation of the photovoltaic plate.
4. According to the invention, the buffer assembly and the protection assembly are mutually matched, so that the stability in use is improved, when the sea wave is larger, the impact force borne by the adjusting plate is larger, the deformation amount of the spring is larger, the sea wave size can be detected according to the deformation amount of the spring, when the deformation amount of the spring exceeds a preset value, the extension length of the air cylinder can be adjusted according to the deformation amount of the spring, the weight of the pontoon is adjusted, the pontoon is enabled to disperse the weight of the whole floating island structure, good stability and wind and wave resistance are provided, the floating island is prevented from tilting, overturning or losing balance due to the sea wave, the fluctuation degree of the floating island structure is reduced by strengthening the gravity center of the floating island structure, the stress coordination of the floating island structure is ensured, and the stability in use is improved, so that the normal operation of the photovoltaic panel is ensured.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention at a first viewing angle.
Fig. 2 is a schematic view of a second view of the whole structure of the present invention.
FIG. 3 is a schematic diagram of the assembly of HDPE buoyancy ring assemblies and cable membrane assemblies of the present invention.
FIG. 4 is a schematic view of the HDPE buoyancy ring assembly and the protective assembly of the present invention.
Fig. 5 is a schematic structural view of the protection component of the present invention.
FIG. 6 is a schematic view of the assembly of HDPE buoyancy ring components and connection components of the present invention.
Fig. 7 is an enlarged view of fig. 6 at a in the present invention.
FIG. 8 is a schematic cross-sectional view of the cross-wave water collecting tank of the present invention.
Fig. 9 is an enlarged view of fig. 8B in the present invention.
FIG. 10 is a schematic view of a cushioning assembly according to the present invention.
FIG. 11 is a schematic cross-sectional view of a pontoon structure according to the invention.
Fig. 12 is a schematic diagram of an application scenario of the present invention.
In the figure: 1. HDPE buoyancy ring assembly; 101. a main float pipe; 102. a connecting bracket; 103. a handrail tube; 104. a baffle; 2. a cable membrane assembly; 201. a film; 202. a wire rope; 203. a rope; 3. a connection assembly; 301. a hinge base; 302. a mounting base; 303. an anchor chain; 304. shackle off; 4. a buffer assembly; 401. a fixing frame; 402. a wave-resistant column; 403. an elastic shock-resistant frame; 404. a buffer seat; 405. an elastic rope; 406. a pontoon; 407. a pipe; 408. a switch valve; 409. a cylinder; 410. a piston rod; 411. a sealing plate; 5. a protective assembly; 501. a protective frame; 502. a diverter plate; 503. an adjusting plate; 504. a spring; 505. a limiting frame; 6. a cleaning device assembly; 601. bilge pump; 602. a surging water collecting box; 603. a rainwater collection tank; 604. a drain pipe; 605. a diverter valve; 606. a water flushing pipe; 607. a water pump; 7. a photovoltaic panel.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present invention are within the scope of protection of the present invention.
As shown in fig. 1 and 2, the floating platform structure suitable for a marine floating type photovoltaic system of the present invention comprises an HDPE buoyancy ring assembly 1, a cable membrane assembly 2, a connection assembly 3, a buffer assembly 4, a protection assembly 5, a cleaning device assembly 6 and a photovoltaic panel 7, wherein the cable membrane assembly 2 is arranged above the HDPE buoyancy ring assembly 1, the connection assembly 3 is arranged at the corner of the HDPE buoyancy ring assembly 1, the buffer assembly 4 is arranged at one side of the HDPE buoyancy ring assembly 1, the protection assembly 5 and the cleaning device assembly 6 are both arranged below the HDPE buoyancy ring assembly 1, and the photovoltaic panel 7 is arranged on the surface of the cable membrane assembly 2.
When the photovoltaic panel 7 is used, the HDPE buoyancy ring component 1 and the cable membrane component 2 are combined to form a hexagonal floating island structure, the hexagonal floating island structure can be deformed freely along with wave load, adverse working conditions under the action of waves can be better resisted, the connecting component 3 is arranged to enable a plurality of floating islands to be constructed, hauled and installed in a modularized mode in a flexible combined and spliced mode, the weight of the floating pontoon 406 is adjusted through the buffering component 4 to change the buoyancy of the floating pontoon 406, the overall stability of the floating island is enhanced, the floating islands are prevented from swinging greatly under the action of the load such as the waves, the waves are shunted and eliminated through the protecting component 5, the impact force of the waves is reduced, the wave-overtopping water and the rainwater can be effectively discharged through the cleaning device component 6, salt crystals on the surface of the photovoltaic panel 7 are regularly cleaned by using the rainwater, and the normal operation of the photovoltaic panel 7 is ensured.
As shown in fig. 4, the HDPE buoyancy ring assembly 1 includes a main buoyancy tube 101, a connection bracket 102 is fixedly provided above the main buoyancy tube 101, a handrail tube 103 is fixedly provided above the connection bracket 102, and a baffle 104 is fixedly provided on the surface of the connection bracket 102.
As shown in fig. 3, the cable membrane assembly 2 comprises a membrane 201, a cable rope 202 is fixedly arranged on the surface of the membrane 201, a cable 203 is fixedly arranged at one end of the membrane 201, the cable rope 202 is arranged at the diagonal line and the boundary of the membrane 201, and the membrane 201 is fixedly connected with the main floating pipe 101 through the cable 203.
When the ocean wave height exceeds the maximum threshold, the large-scale floating structure can generate unfavorable working conditions of sagging and a middle arch, a hexagonal floating island frame is formed by arranging the main floating pipes 101, the connecting brackets 102 and the handrail pipes 103, the HDPE floating ring assembly 1 adopts the inner main floating pipe 101 and the outer main floating pipe 101, the rigidity in the direction is higher so as to keep the overall shape of the floating island, the rigidity in the vertical direction is lower so as to ensure that the floating island can freely deform along with the ocean wave, the main floating pipe 101 can provide buoyancy of about 85.6t, the total weight of the whole floating island (including the photovoltaic panel 7) is 35.7t, and the buoyancy provided by the main floating pipe 101 is greater than 30% -50% of the pressure load.
Because the sea wave can cross HDPE buoyancy ring component 1 and get into cable membrane component 2 when rolling, then sea water piles up and can aggravate the bearing capacity to film 201 in the cable membrane component 2, influence film 201's life, and still can cause the atress uneven when sea water piles up more to influence the stability of whole floating island, through setting up baffle 104 in main floating pipe 101 and handrail 103 departments, thereby effectively prevent the sea wave to get into in the cable membrane component 2 in the centre, can also play effectual guard action to HDPE buoyancy ring component 1 at the sea wave impact simultaneously, guarantee the safe steady operation of floating island.
Through setting up film 201 and cable wire 202 mutually supporting, cable wire 202 sets up in the diagonal and the boundary department formation hexagon cable net of film 201 to divide into six triangle-shaped regions with the average of film 201, play certain auxiliary stay effect to the atress of film 201, guarantee the holistic coordination atress of chinampa, strengthen its stability, wherein film 201 can adopt fibre fabric membrane material PVC membrane, have good stability and tensile and stable corrosion resistance, ultraviolet resistance's erosion ability, because fibre fabric membrane material PVC membrane relies on prestressing force form rather than the material to keep the stability of structure, so have tension structure dead weight is little, buoyancy big characteristics.
The HDPE buoyancy ring component 1 and the cable membrane component 2 form a hexagonal floating island structure, and the floating island structure is of a flexible structure and can be deformed freely along with wave load, so that adverse working conditions under the action of sea waves can be better resisted.
As shown in fig. 6 and 7, the connection assembly 3 includes a hinge seat 301, the hinge seat 301 is disposed at a corner of the HDPE buoyancy ring assembly 1, one end of the hinge seat 301 is movably hinged with an installation seat 302, one end of the installation seat 302 is movably provided with an anchor chain 303, one end of the anchor chain 303 is movably provided with a shackle 304, and an installation hole is formed in a position where the surface of the installation seat 302 is connected with the anchor chain 303.
When the floating island structure is used, a plurality of hexagonal floating island structures can be flexibly connected through the connecting component 3 according to actual conditions, the anchor chains 303 sequentially penetrate through mounting holes on the mounting seats 302 of the floating islands to be spliced to be connected, then the anchor chains 303 are fixedly connected end to end through the shackles 304, so that a large-scale multi-floating island hinged floating system is formed, the floating island structure is convenient for offshore quick construction, due to the fact that the hinged seats 301 and the mounting seats 302 are hinged, the anchor chains 303 and the mounting seats 302 are flexibly connected, relative rotation and small displacement can exist between the floating islands, the freedom degree between the hexagonal floating island structures is released through the hinged seats 301, the mounting seats 302 and the anchor chains 303, the connecting stress is reduced, the structure has stronger capacity of resisting environmental loads while the structural integrity is guaranteed, the floating islands can be built in a modularized, hauled and mounted in a flexible combined splicing mode through the connecting component 3, and the floating island structure is suitable for offshore photovoltaic projects with sea surface areas and arbitrary capacities.
As shown in fig. 8 and 9, the cleaning device assembly 6 includes a surging water collecting tank 602 and a rainwater collecting tank 603, a drain pipe 604 is provided above the surging water collecting tank 602 and the rainwater collecting tank 603, a bilge pump 601 is fixedly provided at one end of the drain pipe 604, the bilge pump 601 is fixedly provided below the membrane 201, a diverter valve 605 is provided on the surface of the drain pipe 604, a water suction pump 607 is fixedly provided at one end of the rainwater collecting tank 603, a water flushing pipe 606 is fixedly provided at one end of the water suction pump 607, and the water flushing pipe 606 movably penetrates and extends to the outside of the membrane 201.
When the solar photovoltaic panel 7 is used, when the wave height of sea waves is higher, sea waves can partially cross the HDPE buoyancy ring assembly 1 and are sprayed on the surface of the photovoltaic panel 7, salt crystals can be generated on the surface of the photovoltaic panel 7 through solar evaporation, the PID resistance of the photovoltaic panel 7 is affected, the service life is shortened, when the solar photovoltaic panel 7 is rained, rainwater can be accumulated on the photovoltaic panel 7, therefore, by controlling the diverter valve 605, the bilge pump 601 respectively extracts and conveys surging water or rainwater to the surging water collecting box 602 or the rainwater collecting box 603 through the drain pipe 604, then the water pump 607 is regularly utilized to pump out rainwater inside the rainwater collecting box 603 through the water pipe 606 and spray the rainwater to the surface of the photovoltaic panel 7 through the spray head, salt crystals on the surface of the photovoltaic panel 7 are regularly cleaned, the service life of the photovoltaic panel 7 is prolonged, the surging water and the rainwater can be effectively discharged through the cleaning device assembly 6, and the salt crystals on the surface of the photovoltaic panel 7 are regularly cleaned through the rainwater, and normal operation of the photovoltaic panel 7 is guaranteed.
As shown in fig. 4 and 5, the protection component 5 includes a protection frame 501, a splitter plate 502 is fixedly arranged on the surface of the protection frame 501, an adjusting plate 503 is movably arranged at one end of the splitter plate 502 through a rotating shaft, a spring 504 is fixedly arranged on the surface of the adjusting plate 503, a limiting frame 505 is fixedly arranged at one end of the spring 504, a plurality of splitter holes are formed in the surface of the splitter plate 502, the adjusting plate 503 is movably arranged between two adjacent splitter plates 502, the two adjacent splitter plates 502 are fixedly connected through the limiting frame 505, and the spring 504 is fixedly arranged between the adjusting plate 503 and the limiting frame 505.
During the use, play effectual guard action through guard assembly 5 to HDPE buoyancy ring subassembly 1 and cable membrane subassembly 2, strike HDPE buoyancy ring subassembly 1 when the wave rolls, make whole chinampa articulated floating system produce rocking easily, influence its stability, through setting up a plurality of flow distribution plates 502, when wave and flow distribution plate 502 contact striking, the wave can be shunted by the reposition of redundant personnel hole on flow distribution plate 502 surface, thereby scatter the water current dispersion of wave, make the striking dynamics of wave reduce, thereby the striking that reduces the wave causes rocks, simultaneously the wave is striking with regulating plate 503, regulating plate 503 can take place the rotation thereupon and extrude or stretch spring 504, thereby have better cushioning effect to the wave, the deformation volume of spring 504 changes this moment, when the wave is big, then the impact that regulating plate 503 received is big, then the deformation volume of spring 504 is big, then regulating plate 503 can receive the counter force of spring 504 and resume the normal position, in the in-process of recovering normal position, regulating plate 503 can drive and move together, thereby with the direction opposite direction of wave, make its striking sea water and contact and partial striking, thereby the purpose that reduces the sea wave and the sea wave can be realized through the cooperation with the striking plate 503, the purpose of reducing the striking force of striking the wave and the sea wave, the purpose of the floating plate 503 is realized when the cross-floating plate is further reduced.
As shown in fig. 10 and 11, the buffer assembly 4 includes a fixing frame 401, a wave-preventing column 402 is fixedly arranged at the lower end of the fixing frame 401, an elastic shock-resistant frame 403 is fixedly arranged at the lower end of the wave-preventing column 402, a buffer seat 404 is fixedly arranged at the lower end of the elastic shock-resistant frame 403, a pontoon 406 is fixedly arranged at the lower end of the buffer seat 404, a plurality of water through holes are formed in the surface of the wave-preventing column 402, anti-collision rubber is arranged at the position where the elastic shock-resistant frame 403 is connected with the buffer seat 404, an elastic rope 405 is arranged at one end of the buffer seat 404, the elastic rope 405 is arranged between the buffer seat 404 and the fixing frame 401, an air cylinder 409 is fixedly arranged in the pontoon 406, a piston rod 410 is fixedly arranged at one end of the air cylinder 409, a sealing plate 411 is fixedly arranged at one end of the piston rod 410, a pipeline 407 is fixedly arranged at the lower end of the pontoon 406, and a switch valve 408 is fixedly arranged at the lower end of the pipeline 407.
During the use, adjust buffer unit 4 in order to improve overall stability according to the actual conditions of wave, drive piston rod 410 and closing plate 411 at the inside motion of flotation pontoon 406 through cylinder 409, thereby adjust the inside water storage space of flotation pontoon 406, thereby adjust the weight of flotation pontoon 406 in order to change the draft of flotation pontoon 406, avoid the floating island to appear by a wide margin swing because of the loading effect such as wave, strengthen the holistic stability of floating island, thereby make photovoltaic panel 7's normal work, through setting up the stability of the supplementary reinforcing wave-proof column 402 of elastic cord 405, through setting up a plurality of through-holes on wave-proof column 402's surface, 402 reduce the striking of wave to wave-proof column 402 when the wave passes wave-proof column, through setting up elastic shock-proof frame 403, avoid flotation pontoon 406 to rock easily because of the wave effect influences holistic stability, can bear weight through setting up flotation pontoon 406, alleviate the pressure of whole floating island structure to the underwater part, thereby reduce its risk of sinking.
When the sea wave is larger, the impact force received by the adjusting plate 503 is larger, the deformation of the spring 504 is larger, when the deformation of the spring 504 exceeds a preset value, the piston rod 410 is pulled upwards by the cylinder 409 to drive the sealing plate 411 to move in the pontoon 406, meanwhile, the switch valve 408 is opened, so that external sea water is pumped into the pontoon 406 through the pipeline 407, the weight of the pontoon 406 is increased, the stability of the pontoon under the influence of larger fluctuation of the sea wave is avoided, the buffer assembly 4 and the protection assembly 5 are mutually matched, the sea wave size can be detected according to the deformation of the spring 504, when the deformation of the spring 504 exceeds the preset value, the extension length of the cylinder 409 can be adjusted according to the deformation of the spring 504, so that the weight of the pontoon 406 is adjusted, the pontoon 406 is enabled to disperse the weight of the whole pontoon structure, good stability and wind wave resistance are provided, the island is prevented from being inclined, overturned or losing balance due to the sea wave, the fluctuation degree of the floating structure is reduced, the stability of the floating structure is ensured, and the normal fluctuation degree of the island is improved, and the photovoltaic panel 7 is ensured.
Working principle: when the sea wave collides with the splitter plate 502, the sea wave can be split by the splitter holes on the surface of the splitter plate 502, so that the water flow of the sea wave is dispersed, the impact force of the sea wave is reduced, and the shaking caused by the impact of the sea wave is reduced, meanwhile, when the sea wave collides with the adjusting plate 503, the adjusting plate 503 rotates along with the sea wave and extrudes or stretches the spring 504, so that the sea wave has an effective buffering function, then the adjusting plate 503 is subjected to the reaction force of the spring 504 to restore to the original position, in the process of restoring to the original position, the adjusting plate 503 can drive the sea water to move together, and the sea water can move in opposite directions to make the sea water stirred by the sea water contact with the sea wave and partially offset, thereby achieving the purpose of reducing the sea wave, reducing the impact force of the sea wave, when the sea wave is larger, the impact force of the adjusting plate 503 is larger, the deformation amount of the spring 504 is larger, and when the deformation amount of the spring 504 exceeds a preset value, the piston rod 410 is pulled upwards by the air cylinder 409 to drive the sealing plate 411 to move in the pontoon 406, meanwhile, the switch valve 408 is opened, so that external seawater is pumped into the pontoon 406 through the pipeline 407, thereby increasing the weight of the pontoon 406, avoiding the great influence of floating island fluctuation when in use, the size of sea waves can be detected according to the deformation amount of the spring 504 through the mutual matching of the buffer component 4 and the protection component 5, when the deformation amount of the spring 504 exceeds a preset value, the extension length of the air cylinder 409 can be adjusted according to the deformation amount of the spring 504, thereby adjusting the weight of the pontoon 406, dispersing the weight of the whole floating island structure by the pontoon 406, providing good stability and storm resistance, avoiding the floating island from tilting, overturning or losing balance due to sea waves, and reducing the fluctuation degree by strengthening the center of gravity of the floating island structure, the stress coordination of the floating island structure is guaranteed, the stability in use is improved, and the normal operation of the photovoltaic panel is further guaranteed.
During drainage cleaning, the bilge pump 601 respectively extracts and conveys surging water or rainwater to the surging water collecting box 602 or the rainwater collecting box 603 through the drain pipe 604 by controlling the diverter valve 605, then periodically utilizes the water suction pump 607 to pump out rainwater in the rainwater collecting box 603 to the surface of the photovoltaic panel 7 through the water suction pipe 606 and spray the rainwater to the surface of the photovoltaic panel 7 through the spray nozzle, periodically cleans salt crystals on the surface of the photovoltaic panel 7, prolongs the service life of the photovoltaic panel 7, can effectively drain the surging water and the rainwater through arranging the cleaning device component 6, and periodically cleans the salt crystals on the surface of the photovoltaic panel 7 through the rainwater, so that the normal operation of the photovoltaic panel 7 is ensured.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (9)
1. A floating platform structure suitable for marine floating photovoltaic system, its characterized in that: the novel high-density polyethylene (HDPE) buoyancy ring comprises an HDPE buoyancy ring component (1), a rope membrane component (2), a connecting component (3), a buffer component (4), a protection component (5), a cleaning device component (6) and a photovoltaic plate (7), wherein the rope membrane component (2) is arranged above the HDPE buoyancy ring component (1), the connecting component (3) is arranged at the corner of the HDPE buoyancy ring component (1), the buffer component (4) is arranged on one side of the HDPE buoyancy ring component (1), the protection component (5) and the cleaning device component (6) are arranged below the HDPE buoyancy ring component (1), and the photovoltaic plate (7) is arranged on the surface of the rope membrane component (2);
the buffering assembly (4) comprises a fixing frame (401), a wave-resistant column (402) is fixedly arranged at the lower end of the fixing frame (401), an elastic anti-seismic frame (403) is fixedly arranged at the lower end of the wave-resistant column (402), a buffering seat (404) is fixedly arranged at the lower end of the elastic anti-seismic frame (403), and a pontoon (406) is fixedly arranged at the lower end of the buffering seat (404);
the protection assembly (5) comprises a protection frame (501), a splitter plate (502) is fixedly arranged on the surface of the protection frame (501), an adjusting plate (503) is movably arranged at one end of the splitter plate (502) through a rotating shaft, a spring (504) is fixedly arranged on the surface of the adjusting plate (503), and a limiting frame (505) is fixedly arranged at one end of the spring (504).
2. A floating platform structure suitable for use in an offshore floating photovoltaic system according to claim 1, wherein: the surface of the wave-resistant column (402) is provided with a plurality of water holes, an anti-collision rubber is arranged at the connection position of the elastic anti-seismic frame (403) and the buffer seat (404), one end of the buffer seat (404) is provided with an elastic rope (405), and the elastic rope (405) is arranged between the buffer seat (404) and the fixing frame (401).
3. A floating platform structure suitable for use in an offshore floating photovoltaic system according to claim 1, wherein: the inside of flotation pontoon (406) is fixed and is provided with cylinder (409), the one end of cylinder (409) is fixed and is provided with piston rod (410), the one end of piston rod (410) is fixed and is provided with closing plate (411), the lower extreme of flotation pontoon (406) is fixed and is provided with pipeline (407), the lower extreme of pipeline (407) is fixed and is provided with ooff valve (408).
4. A floating platform structure suitable for use in an offshore floating photovoltaic system according to claim 1, wherein: the surface of flow distribution plate (502) has seted up a plurality of flow distribution holes, regulating plate (503) activity sets up between two adjacent flow distribution plates (502), two adjacent flow distribution plates (502) are through spacing (505) fixed connection, and spring (504) are fixed to be set up between regulating plate (503) and spacing (505).
5. A floating platform structure suitable for use in an offshore floating photovoltaic system according to claim 1, wherein: HDPE buoyancy ring subassembly (1) is including main floating pipe (101), the fixed linking bridge (102) that is provided with in top of main floating pipe (101), the fixed handrail pipe (103) that is provided with in top of linking bridge (102), the fixed baffle (104) that is provided with in surface of linking bridge (102).
6. A floating platform structure suitable for use in an offshore floating photovoltaic system according to claim 1, wherein: the cable membrane assembly (2) comprises a membrane (201), a steel cable (202) is fixedly arranged on the surface of the membrane (201), a rope (203) is fixedly arranged at one end of the membrane (201), the steel cable (202) is arranged at the diagonal line and the boundary of the membrane (201), and the membrane (201) is fixedly connected with a main floating pipe (101) through the rope (203).
7. A floating platform structure suitable for use in an offshore floating photovoltaic system according to claim 1, wherein: the connecting assembly (3) comprises a hinge seat (301), the hinge seat (301) is arranged at the corner of the HDPE buoyancy ring assembly (1), one end of the hinge seat (301) is movably hinged with an installation seat (302), one end of the installation seat (302) is movably provided with an anchor chain (303), one end of the anchor chain (303) is movably provided with a shackle (304), and an installation hole is formed in the position, connected with the anchor chain (303), of the surface of the installation seat (302).
8. A floating platform structure suitable for use in an offshore floating photovoltaic system according to claim 1, wherein: the cleaning device assembly (6) comprises a surging water collecting box (602) and a rainwater collecting box (603), a drain pipe (604) is arranged above the surging water collecting box (602) and the rainwater collecting box (603), a bilge pump (601) is fixedly arranged at one end of the drain pipe (604), and the bilge pump (601) is fixedly arranged below the film (201).
9. A floating platform structure suitable for use in an offshore floating photovoltaic system according to claim 8, wherein: the surface of drain pipe (604) is provided with shunt valve (605), the fixed suction pump (607) that is provided with of one end of rainwater collecting box (603), the fixed water pipe (606) that is provided with of one end of suction pump (607), water pipe (606) activity run through and extend to the outside of film (201).
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| CN118326891A (en) * | 2024-06-12 | 2024-07-12 | 南通润邦海洋工程装备有限公司 | Floating wharf for slowing down wave influence |
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Inventor after: Lian Jijian Inventor after: Liu Run Inventor after: Liu Hongbo Inventor after: Gao Xifeng Inventor after: Yao Ye Inventor after: Wang Xiaoqun Inventor after: Yan Xiangyu Inventor before: Lian Jijian Inventor before: Liu Run Inventor before: Liu Hongbo Inventor before: Gao Xifeng Inventor before: Yao Ye Inventor before: Wang Xiaoqun Inventor before: Yan Xiangyu |
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| CB03 | Change of inventor or designer information |