CN117526818A - Honeycomb floating type offshore CFRP cable support photovoltaic bracket system - Google Patents
Honeycomb floating type offshore CFRP cable support photovoltaic bracket system Download PDFInfo
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- CN117526818A CN117526818A CN202311739415.6A CN202311739415A CN117526818A CN 117526818 A CN117526818 A CN 117526818A CN 202311739415 A CN202311739415 A CN 202311739415A CN 117526818 A CN117526818 A CN 117526818A
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- 239000004918 carbon fiber reinforced polymer Substances 0.000 title claims abstract description 115
- 238000007667 floating Methods 0.000 title claims abstract description 76
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 230000000712 assembly Effects 0.000 claims description 16
- 238000000429 assembly Methods 0.000 claims description 16
- 230000001413 cellular effect Effects 0.000 claims description 6
- 238000004873 anchoring Methods 0.000 description 26
- 230000000694 effects Effects 0.000 description 11
- 238000010276 construction Methods 0.000 description 8
- 230000009471 action Effects 0.000 description 6
- 230000008878 coupling Effects 0.000 description 6
- 238000010168 coupling process Methods 0.000 description 6
- 238000005859 coupling reaction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000001133 acceleration Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000005273 aeration Methods 0.000 description 4
- 230000002457 bidirectional effect Effects 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010248 power generation Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 239000013535 sea water Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 229920006332 epoxy adhesive Polymers 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S20/00—Solar heat collectors specially adapted for particular uses or environments
- F24S20/70—Waterborne solar heat collector modules
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/50—Arrangement of stationary mountings or supports for solar heat collector modules comprising elongate non-rigid elements, e.g. straps, wires or ropes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S25/00—Arrangement of stationary mountings or supports for solar heat collector modules
- F24S25/60—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules
- F24S25/67—Fixation means, e.g. fasteners, specially adapted for supporting solar heat collector modules for coupling adjacent modules or their peripheral frames
-
- 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
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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
- 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)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Architecture (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a honeycomb floating type offshore CFRP cable supporting photovoltaic bracket system which comprises CFRP cable units, stress units, floating pipe units and hexagonal beam units, wherein the floating pipe units are arranged at the bottoms of the hexagonal beam units to form floating bodies of the hexagonal beam units, each CFRP cable unit comprises a first CFRP cable and a third CFRP cable, each node of each first CFRP cable corresponding to the hexagonal beam unit is used for connecting the stress unit with the hexagonal beam unit, the third CFRP cable is distributed between the adjacent first CFRP cables, two ends of each third CFRP cable are connected with the adjacent first CFRP cable to form a transverse cable network system, and the photovoltaic units are paved on the transverse cable network system to form a honeycomb structure.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a honeycomb floating type offshore CFRP cable supporting photovoltaic bracket system.
Background
The solar panel is the most central component part in the photovoltaic power generation system, solar radiation can be directly or indirectly converted into electric energy through the photoelectric effect or photochemical effect by absorbing sunlight, compared with land, the sea level with large area in the sea is an excellent site for building the photovoltaic power station, the site limit of Liu Depu for arranging the solar panel can be effectively relieved, and continuous offshore power is brought to coastal areas and even inland.
Existing surface photovoltaic support systems generally employ floating and fixed types. The fixed power generation device has higher construction difficulty and higher cost, and is not applicable to offshore scenes. The floating type power generation device is low in construction difficulty, low in cost and easy to spread and popularize, however, the sea surface is provided with a rough wind and wave condition, the existing floating type power generation device is of a round single-layer connection structure, a plurality of photovoltaic supports cannot be spliced to form cooperative work, and stability of the photovoltaic support system on the sea surface cannot be guaranteed.
It can be seen how to improve the stability of the floating photovoltaic support system structure is a problem to be solved in the art.
Disclosure of Invention
Aiming at the technical problem of low reliability of the existing floating type photovoltaic support system structure, the invention aims to provide the honeycomb floating type offshore CFRP cable support photovoltaic support system which can enable a solar panel to be kept in a horizontal stable state in a floating state and effectively solve the problems in the prior art.
In order to achieve the above purpose, the invention provides a honeycomb floating type offshore CFRP cable supporting photovoltaic support system, which comprises a CFRP cable unit, a bearing unit, a floating pipe unit and a hexagonal beam unit, wherein the floating pipe unit is arranged at the bottom of the hexagonal beam unit to form a floating body of the hexagonal beam unit, the CFRP cable unit comprises a first CFRP cable and a third CFRP cable, the bearing unit is connected with the hexagonal beam unit corresponding to each node of the hexagonal beam unit, the third CFRP cable is distributed between the adjacent first CFRP cables, the two ends of the third CFRP cable are connected with the adjacent first CFRP cables to form a transverse cable network system, and the photovoltaic unit is paved on the transverse cable network system to form a honeycomb structure.
Further, the floating pipe unit comprises an inflation area and a water filling area, wherein the water filling area is arranged at the bottom of the inflation area, and the inflation area and the water filling area are connected to form an integrated structure.
Further, the hexagonal beam unit comprises a hexagonal beam and a third connecting component, a third mounting groove is formed in each corner of the hexagonal beam unit, the third connecting component is arranged in the third mounting groove, and the CFRP inhaul cable unit is arranged on the third connecting component and connected with the stress unit.
Further, the stress unit is located the center of hexagon crossbeam unit, the stress unit includes first stress disc, center post and second stress disc, first stress disc and second stress disc set up respectively in center post both ends and form symmetrical structure, first stress disc and second stress disc are last to be distributed with a plurality of first coupling assembling and the second coupling assembling that are used for setting up CFRP cable unit respectively, set up CFRP cable unit and be connected with the third coupling assembling on the crossbeam unit on first coupling assembling and second coupling assembling respectively, form the cable net structure.
Further, a plurality of first mounting grooves are formed in the first stressed disc along the circumference, and first connecting components are mounted in the first mounting grooves.
Further, a plurality of second mounting grooves are formed in the second stressed disc along the circumference corresponding to the first stressed disc, and second connecting assemblies are mounted in the second mounting grooves.
Further, a first CFRP cable is arranged between the first connecting component and the third connecting component.
Further, the CFRP cable unit further comprises a second CFRP cable, two ends of the second CFRP cable are respectively connected with the second connecting assembly and the third connecting assembly, and a cooperative stress system is formed between the second CFRP cable and the first CFRP cable through the CFRP supporting cable, so that the second CFRP cable and the first CFRP cable are jointly subjected to vertical load fixing stress units.
The honeycomb floating type offshore CFRP cable supporting photovoltaic bracket system provided by the invention has the advantages that the honeycomb system form is convenient for a plurality of photovoltaic bracket systems to form a cooperative system, the problem of sea wave impact resistance in the marine environment is improved, and the large-scale cooperative system is convenient for the management and maintenance of the photovoltaic brackets.
Meanwhile, in the honeycomb system, a vertically symmetrical inhaul cable connection structure is adopted, and the symmetrical structure can ensure the stability of the system on the sea surface.
Secondly, the CFRP rope and the CFRP component are adopted as main stress components in the honeycomb system, so that the corrosion problem in the marine environment can be effectively solved
Drawings
The invention is further described below with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of a honeycomb structure formed by splicing a plurality of honeycomb-shaped support photovoltaic bracket systems;
FIG. 2 is a schematic view of the overall structure of the present honeycomb support photovoltaic bracket system;
FIG. 3 is a block diagram of a floating tube unit in the present honeycomb support photovoltaic bracket system;
FIG. 4 is a schematic diagram of the cross beam unit structure of the present honeycomb support photovoltaic bracket system;
FIG. 5 is a schematic diagram of the assembly of a stress unit in the present honeycomb support photovoltaic bracket system;
FIG. 6 is a schematic diagram of the structure of a stress unit in the present honeycomb support photovoltaic bracket system;
fig. 7 is a schematic structural diagram of a cable unit in the honeycomb support photovoltaic bracket system.
The following is a description of the components in the drawings:
100. cable unit 200, stress unit 300, floating pipe unit 400, hexagonal beam unit 500, photovoltaic unit
310. The hydraulic system comprises a water charging area 311, an upper portion 312, a lower portion 320, an inflation area 410, a hexagonal cross member 430, a cross member stiffening rib 440, a third mounting groove 421, a third ear 422, a third spring support 423, a third anchor 424, a fourth anchor 210, a first force disc 220, a second force disc 230, a center post 240, a first mounting groove 250, a second mounting groove 261, a first ear plate 262, a first anchor 263, a first spring support 271, a second ear plate 272, a second anchor 273, a second spring support 110, a first cable 120, a second cable 130, a third cable 140, a support cable 141, a straight dual-directional anchor clamp 142, an angled dual-directional anchor clamp 150.
Detailed Description
The invention is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the invention easy to understand.
The existing floating type photovoltaic support system is of a round structure, the round structure cannot work cooperatively through a plurality of assembling units to ensure stability on the sea, and therefore, the scheme provides the honeycomb floating type offshore CFRP cable support photovoltaic support system, the honeycomb type system is of a polygonal symmetrical structure, the form structure of the honeycomb type photovoltaic support system is convenient for a plurality of photovoltaic support systems to form a cooperative system, and the problem of sea wave impact resistance of the honeycomb type floating type photovoltaic support system in the marine environment is improved.
The honeycomb floating type offshore CFRP cable supporting photovoltaic support system provided by the scheme is shown in fig. 1, and can be spliced to form a honeycomb structure through the honeycomb floating type offshore CFRP cable supporting photovoltaic support systems to cooperate, so that the stability of the photovoltaic support system in a marine environment can be improved, and the problem of sea wave impact resistance can be effectively solved.
Referring to fig. 2, the cellular floating offshore CFRP cable support photovoltaic bracket system includes a cable unit 100, a force unit 200, a float tube unit 300, a hexagonal beam unit 400, and a photovoltaic unit 500.
The floating pipe unit 300 is connected with the hexagonal beam unit 400 in a matched manner, the hexagonal beam unit 400 floats on the sea through the floating pipe unit 300, the stress unit 200 is arranged at the center of the hexagonal beam unit 400 and is connected with the hexagonal beam unit 400 through the inhaul cable unit 100 to form a cable network structure of a honeycomb system, and the photovoltaic unit is laid on the cable network structure to form the honeycomb floating type offshore CFRP cable supporting photovoltaic bracket system provided in the scheme.
Specifically, the floating pipe unit 300 is arranged at the bottom of the edge of the hexagonal beam unit 400 corresponding to the hexagonal beam unit 400, so as to form a floating body of the hexagonal beam unit 400, and the hexagonal beam unit 400 can be driven to stably float on the sea through the floating pipe unit 300.
Referring to fig. 3, the hexagonal floating pipe unit 300 includes an aeration zone 320 and a water filling zone 310, the water filling zone 310 is disposed at the bottom of the aeration zone 320, the two are connected to form an integrated structure, the water filling zone 310 is disposed in seawater, and the aeration zone 320 floats on the sea level.
The top of the inflation area 320 is connected with the hexagonal beam unit 400, the inflation area 310 is provided with an inflation inlet in a matched manner, the interior of the inflation area 320 is inflated through the inflation inlet, and the beam unit 400 floats on the sea level through the inflation area 320.
The water filling area 310 is provided with a water filling port in a matching way, and the water inside the water filling area 310 is filled with water through the water filling port.
The floating pipe inflating area 320 is rectangular in cross section, the water filling area 310 is divided into an upper portion 311 and a lower portion 312, the lower portion 312 is of a semi-elliptical structure, and the upper portion 311 is an excessive arc cross section of the rectangular cross section of the inflating area 320 and the semi-elliptical cross section of the lower portion 312 of the water filling area.
Wherein the length of the elliptic long axis of the excessive arc section is the same as the length of the rectangular section of the inflation area 320, and the short axis is half of the long axis. The minor axis of the semi-elliptical cross section of the lower portion 312 of the fill area is half the length of the major axis of the elliptical cross section of the transition circular arc, and the major axis is twice the minor axis of itself. By the arrangement, the water filling area of the floating pipe unit 300 can be ensured to have a sufficient vertical length, the smooth, full and slender surface radian of the water filling area can be ensured, the resistance to seawater can be reduced when the photovoltaic bracket system drags and floats in the ocean, the vertical quality of the water filling area 310 is concentrated at the middle lower part of the water filling area 310 after vertical water filling, the gravity center of the floating pipe unit 300 can be lowered, and the stability of the floating pipe unit 300 and even the whole system can be maintained in the complex and high-wave ocean environment as much as possible.
In this embodiment, the aeration zone 320 and the water filling zone 310 of the floating pipe unit 300 preferably adopt regular patterns such as rectangular cross sections and elliptical partial cross sections, so that the process complexity during manufacturing the floating pipe structure can be reduced, and the production efficiency can be improved.
The top of the water charging area 310 is a large-diameter connection end and is used for being connected with the bottom of the air charging area 320, the bottom is in a small-diameter cylindrical shape, and the water is filled in the small-diameter end to weight the bottom of the whole floating pipe unit 300, so that the floating pipe unit 300 stably floats on the sea surface.
The connection structure between the floating pipe unit 300 and the hexagonal beam unit 400 is not limited herein, and may be connected by an adhesive connection or a fixing assembly, and the specific connection structure may be determined according to practical situations.
Since the floating pipe unit 300 is required to have a sealing structure to ensure floating stability, an adhesive structure is preferably used between the floating pipe unit 300 and the beam unit 400 in this embodiment.
Referring to fig. 4, a hexagonal beam unit 400 includes a hexagonal beam 410, a third connection assembly, and a beam stiffener 430.
A third mounting slot 440 is provided at each corner of the hexagonal beam 410 for mounting a third connection assembly comprising a third ear plate 421, a third spring support 422, a third anchor 423 and a fourth anchor 424.
The third otic placode 421 part sets up in third mounting groove 440, third spring support 422 sets up in the both ends of third otic placode 421, and one end and third mounting groove 440 are connected, the other end is connected with third otic placode 421, set up third otic placode 421 in third mounting groove 440 through third spring support 422, through all setting up third spring base 422 in the mounting groove upper and lower of third otic placode 421, under the inhomogeneous fluctuation of wave, the vertical acceleration of different sizes and orientation is presented because of different rising or decline trend in the different positions of photovoltaic support system, the setting of third spring base 422 provides for third otic placode 421 and is opposite to the vertical counter force of acceleration direction, the effect of shock attenuation has been played, avoid the CFRP cable that is connected through third otic placode 421 because the impact load that the wave fall brought produces the uneven phenomenon of internal force, the impact effect that the system caused to the node damage of system because of the wave height falls back down has been avoided.
A third anchor 423 and a fourth anchor 424 are symmetrically disposed on one side end surface of the third ear plate 421 outside the third mounting groove 440, and are used for being connected with the cable unit 100 in a matching manner.
In order to ensure the stability of each node of the hexagonal beam 410, the beam stiffening ribs 430 are preferably arranged at the nodes, and the strength of each node of the hexagonal beam 410 can be ensured by arranging the beam stiffening ribs 430, so that ocean waves can be well resisted.
Further, referring to fig. 5, the stress unit 200 is located at the center of the hexagonal beam unit 400, which is a central stress point of the entire honeycomb system, and plays a role of positioning the CFRP cable axis and connecting the cable units in the structure, and includes a first stress disc 210, a central column 230 and a second stress disc 220, where the first stress disc 210 and the second stress disc 220 are respectively disposed at two ends of the central column 230 to form a symmetrical structure, a plurality of first connection assemblies and second connection assemblies are respectively distributed on the first stress disc 210 and the second stress disc 220 correspondingly, and the cable units 100 are respectively disposed on the first connection assemblies and the second connection assemblies and are connected with a third anchor 423 and a fourth anchor 424 on the beam unit 400 to form a cable network structure.
Specifically, the first connecting components are symmetrically distributed on the side wall of the first stressed disc 210 corresponding to the number of the third connecting components, and are disposed along the circumference of the first stressed disc 210, so as to be connected with the cable unit 100, and the specific structure is shown in fig. 6.
The first stress disc 210 is provided with a plurality of first mounting grooves 240 along the circumference according to the number of the first connection components, and the first connection components are mounted in the first mounting grooves 240. The first connection assembly includes a first ear plate 261, a first anchor 262 and a first spring mount 263.
The first otic placode 261 part sets up in first mounting groove 240, first spring support 263 sets up in the both ends of first otic placode 261, and one end is connected with first mounting groove 240, the other end is connected with first otic placode 261, set up first otic placode 261 in first mounting groove 240 through first spring support 263, through all setting up first spring base 263 in the mounting groove upper and lower of first otic placode 261, under the inhomogeneous fluctuation of wave, the vertical acceleration of different sizes and orientation is presented because of different rising or decline trend in different positions of photovoltaic support system, the setting of first spring base 263 provides for first otic placode 261 and is opposite to the vertical counter force of acceleration direction, the effect of shock attenuation has been played, avoid the CFRP cable that connects through first otic placode 261 to produce the uneven phenomenon of internal force because of the impact load that the wave fall brought, the impact effect that the system caused to the node damage of system because of the wave height falls back has been avoided.
Simultaneously, two atress discs on the atress unit 200 bear vertical load through CFRP cable vertical system, are in vertical little vibrations state between first otic placode 261 and the atress disc under the effect of wave, and the fatigue effect of little vibrations state to the CFRP cable has been weakened in the setting of first spring base 263.
A first anchor 262 is provided at one side end surface of the first lug plate 261 located outside the first mounting groove 240 for connection with the cable unit 100.
Correspondingly, a plurality of second connecting components are distributed on the side portion of the second stress disc 220 corresponding to the first stress disc 210, and the second connecting components are symmetrically distributed on the side wall of the second stress disc 220 corresponding to the number of the second connecting components, and are arranged along the circumference of the second stress disc 220 and used for being connected with the cable unit 100.
The second force-bearing disc 220 is provided with a plurality of second mounting grooves 250 along the circumference according to the number of the second connection assemblies, and the second connection assemblies are mounted in the second mounting grooves 250. The second connection assembly includes a second ear plate 271, a second anchor 272, and a second spring support 273.
The mounting structure of the second ear plate 271, the second anchor 272 and the second spring support 273 in the second mounting groove 250 on the second force-bearing disk 220 is identical to that of the first coupling assembly, and will not be described in detail herein.
In this scheme, the floating pipe unit 300 is not arranged below the stress unit, and is tightly fixed under the combined action of the cable net system formed by the cable units 100 and the hexagonal beam unit 400, so that the stress unit 200 floats under the action of the hexagonal beam unit 400, and the stability is improved under the action of the combined stress, and meanwhile, the floating pipe unit 300 is not required to be arranged below the stress unit 200, so that the structural cost is reduced.
Referring to fig. 7, the cable unit 100 includes a first cable 110, a second cable 120, and a third cable 130, and the first cable 110, the second cable 120, and the third cable 130 cooperate to form a cable net system to fix the hexagonal beam unit 400 and the stress unit 200.
One end of the first cable 110 is connected to the third anchor 423 on the hexagonal beam unit 400 and the first anchor 262 of the force receiving unit 200, and one end of the second cable 120 is connected to the fourth anchor 424 on the beam unit 400 and the second anchor 272 on the force receiving unit 200.
The first cable 110 and the second cable 120 are symmetrically arranged, respectively, so that the center position of the force receiving unit 200 can be determined. After the first cable 110 is tensioned, two cable centers symmetrical on two sides of the stress disc are on a straight line, so that two CFRP cables on the same straight line in a tensioned state can be regarded as a single-span cable, and the stress disc is a concentrated load applied on the single-span cable. The tensioned second cable 120 on the one hand assists the first cable 110 in locating the central disc and on the other hand the vertical component of the axial force of the obliquely arranged second cable 120 resists the vertical load of the central disc.
A plurality of support assemblies are distributed between the first inhaul cable 110 and the second inhaul cable 120, and a vertical cable net system is formed by matching the support assemblies with the first inhaul cable 110 and the second inhaul cable 120, so as to bear vertical load together to fix the stress unit. The support assembly includes a support cable 140, a straight cylindrical bi-directional anchor clamp 141 and an inclined bi-directional anchor clamp 142.
Wherein, straight two-way anchor clamps 141 of cylinder type set up on first cable 110, the one end of supporting rope 140 is connected with first cable 110 through straight two-way anchor clamps 141 of cylinder type, inclined two-way anchor clamps 142 set up on second cable 120, the other end of supporting rope 140 is connected with second cable 120 through inclined two-way anchor clamps 142, be connected first cable 110 and second cable 120 through setting up supporting component 140 and form first cable 110 and second cable 120 collaborative stress system, under normal operating condition, on the one hand supporting rope bears the pressure and supports first cable 110 and second cable 120 tightly respectively, on the other hand supporting rope 140 is used in the reverse pressure on first cable 110 and also can prevent the axis of first cable 110 to appear vertical bending under the vertical load effect of central disc. Under the wave fluctuation state, the supporting cable can serve as a guy cable to relieve the impact load of the solar panel, which is born by the first guy cable, due to the acceleration.
Meanwhile, an installation area of the photovoltaic unit 500 is formed between the adjacent first inhaul cables 110, three-way anchoring clamps 150 are arranged on the first inhaul cables 110 at intervals, the first fixing ends in the three-way anchoring clamps 150 are used for penetrating the first inhaul cables 110 to enable the three-way anchoring clamps 150 to be arranged on the first inhaul cables 110, the second fixing ends and the third fixing ends are respectively provided with the third inhaul cables 130, two ends of the third inhaul cables 130 are connected with the three-way anchoring clamps 150 on the adjacent first inhaul cables 110 to form a transverse cable network, the transverse cable network is used for paving the photovoltaic unit 500 on one hand, on the other hand, due to the fact that the loading area of the photovoltaic unit 500 arranged on the cable network is large, large transverse load is easily brought to the cable network system when the load is received, and then the load is transferred to the first inhaul cables 110, and each anchoring clamp arranged on the first inhaul cables 110 can be influenced by the action of wind, therefore the third inhaul cables 130 which are annularly arranged around the periphery of the first inhaul cables 110 can bear the action of the transverse load, the transverse vibration of the first inhaul cables 110 is avoided, and the effect of the lateral support is provided for the first inhaul cables 110. The stability of the cable net system is enhanced.
The construction and operation of the photovoltaic unit 500 are well known to those skilled in the art, and detailed descriptions thereof are omitted herein.
Furthermore, the anchoring anchors in the photovoltaic bracket system are all preferably mechanical anchoring nodes, and the nodes are simple in structure and convenient to connect.
Meanwhile, the inhaul cable unit, the stress unit, the anchoring anchorage, the cross beam, the ear plate and the like in the photovoltaic support system are all preferably made of CFRP materials, the CFRP materials are high in strength and light in weight, and the requirements of the structural system on the hexagonal floating pipes can be reduced due to the light weight; the CFRP material also has corrosion resistance, can prevent corrosion to the system in the marine environment, and ensures the reliability and operation durability of the system.
Meanwhile, the first inhaul cable, the second inhaul cable and the supporting cable in the scheme are all preferably CFRP cables, the CFRP cables have better elastic modulus, and wind vibration deformation can be better achieved under the action of frequent ocean wind load.
Based on the above-provided honeycomb floating offshore CFRP cable support photovoltaic bracket system, the following illustrates the assembly process in specific applications, where it should be noted that the assembly process is only illustrated and not limited to this scheme, and the assembly process includes the following steps:
(1) Filling the inside of the floating pipe 300, arranging filling holes on the floating pipe 300, injecting water into the inside through the filling holes to the junction of the air charging area 320 and the water charging area 310, and then charging air into the inside through the filling holes to expand the floating pipe 300.
(2) The hexagonal floating pipe 300 is placed in seawater, epoxy adhesive material is coated on the surface of the hexagonal floating pipe, the CFRP hexagonal cross beam 410 system is placed on the surface of the hexagonal floating pipe 300, and the hexagonal floating pipe and the CFRP hexagonal cross beam are kept stationary until the hexagonal floating pipe and the CFRP hexagonal cross beam are in adhesive connection through the epoxy adhesive material.
(3) And then suspending the CFRP center integrated stress system at the center of the hexagonal system through a crane.
(4) Six first CFRP cables 110 are respectively passed through two CFRP straight-tube type bidirectional mechanical anchoring jigs 141 and a plurality of CFRP three-way mechanical anchoring jigs 150 and set the jigs at specified positions, and six second CFRP cables 120 are respectively passed through two CFRP inclined type bidirectional mechanical anchoring jigs 142 and set the jigs at specified positions.
(4) One end of the six first CFRP cables and one end of the six second CFRP cables are respectively provided with a first mechanical anchoring anchor and a second mechanical anchoring anchor, and one ends of the first CFRP cables 110 and the second CFRP cables 120 are connected to a first anchoring anchor 262 and a second anchoring anchor 272 of the first lug plate 261 and the second lug plate 271 on the CFRP central integrated stress system through the first mechanical anchoring anchor and the second mechanical anchoring anchor.
The other ends of the six first CFRP cables 110 and the six second CFRP cables 120 are respectively provided with a third mechanical anchoring anchor and a fourth mechanical anchoring anchor, the other ends of the first CFRP cables 110 and the second CFRP cables 120 are connected to a fourth anchoring anchor 423 and a fifth anchoring anchor 424 of a third lug 421 on the hexagonal beam through bolts by the third mechanical anchoring anchor and the fourth mechanical anchoring anchor, the CFRP supporting cable 140 is connected with the first cable 110 and the second CFRP cables 120 through a CFRP straight cylinder type bidirectional mechanical anchoring clamp 141 and a CFRP inclined type bidirectional mechanical anchoring clamp 142 respectively, so that a first CFRP cable 110 and a second CFRP cable 120 cooperative stress system are formed, and a vertical load is borne together to fix the CFRP center integral stress system.
(5) The third CFRP cable 130 is threaded on the CFRP three-way mechanical anchoring fixture 150 at a designated position, and two ends of the third CFRP cable are respectively connected with the adjacent first cables 110 to form a transverse cable network structure of the honeycomb floating type offshore CFRP cable supporting photovoltaic bracket system.
(6) Finally, the solar panel 500 is spliced on the third CFRP cable 130, the crane force is eliminated, and the single honeycomb floating type offshore CFRP cable supporting photovoltaic bracket system is assembled.
(7) The system can be assembled in different numbers according to the requirements, and a plurality of honeycomb floating type offshore CFRP cable supporting photovoltaic bracket systems are spliced to form a honeycomb structure system for use.
The honeycomb floating type offshore CFRP cable supporting photovoltaic bracket system formed by the scheme has the advantages that the honeycomb system form is convenient for a plurality of photovoltaic bracket systems to form a cooperative system, the system span is large, the construction and the use in a marine environment are convenient, the structural form is simple, the characteristics of modularized construction and construction are realized, the construction and the construction are convenient, and meanwhile, the management and the detection of the photovoltaic bracket are also convenient for a large-scale cooperative system.
And secondly, the system has simple supporting form and high modularization degree and reliability, can keep the solar panel in a horizontal stable state in a floating state, and improves the problem of sea wave impact resistance in a marine environment.
In addition, the bracket system adopts the CFRP rope and the CFRP member as main stress members, so that the corrosion problem in the marine environment can be effectively solved.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The honeycomb floating type offshore CFRP cable supporting photovoltaic support system is characterized by comprising CFRP cable units, stress units, floating pipe units and hexagonal beam units, wherein the floating pipe units are arranged at the bottoms of the hexagonal beam units to form floating bodies of the hexagonal beam units, the CFRP cable units comprise first CFRP cables and third CFRP cables, each node of each first CFRP cable corresponding to the hexagonal beam unit is connected with the stress unit and the hexagonal beam unit, the third CFRP cables are distributed between adjacent first CFRP cables, two ends of each third CFRP cable are connected with the adjacent first CFRP cables to form a transverse cable network system, and the photovoltaic units are paved on the transverse cable network system to form a honeycomb structure.
2. The cellular floating offshore CFRP cable support photovoltaic bracket system of claim 1, wherein the floating tube unit comprises an inflation area and a water filling area, the water filling area is arranged at the bottom of the inflation area, and the two areas are connected to form an integrated structure.
3. The cellular floating offshore CFRP cable support photovoltaic bracket system of claim 1, wherein the hexagonal beam unit comprises a hexagonal beam, a third connection assembly, a third mounting groove is formed in each corner of the hexagonal beam unit, the third connection assembly is arranged in the third mounting groove, and the CFRP cable unit is arranged on the third connection assembly and connected with the stress unit.
4. The honeycomb floating type offshore CFRP cable support photovoltaic bracket system according to claim 3, wherein the stress unit is located at the center of the hexagonal beam unit and comprises a first stress disc, a central column and a second stress disc, the first stress disc and the second stress disc are respectively arranged at two ends of the central column to form a symmetrical structure, a plurality of first connecting assemblies and second connecting assemblies for arranging CFRP cable units are respectively and correspondingly distributed on the first stress disc and the second stress disc, and the CFRP cable units are respectively arranged on the first connecting assemblies and the second connecting assemblies and are connected with a third connecting assembly on the beam unit to form a cable network structure.
5. The cellular floating offshore CFRP cable support photovoltaic bracket system of claim 4 wherein the first force-bearing disk is circumferentially provided with a plurality of first mounting slots in which the first connector assemblies are mounted.
6. The cellular floating offshore CFRP cable support photovoltaic bracket system of claim 4 wherein the second force-bearing disk has a plurality of second mounting slots circumferentially corresponding to the first force-bearing disk, and wherein the second connection assemblies are mounted in the second mounting slots.
7. A cellular floating offshore CFRP cable support photovoltaic bracket system according to claim 3 wherein a first CFRP cable is provided between said first and third connection assemblies.
8. The honeycomb floating offshore CFRP cable support photovoltaic bracket system of claim 4, wherein the CFRP cable unit further comprises a second CFRP cable, two ends of the second CFRP cable are respectively connected with the second connecting component and the third connecting component, and a cooperative stress system is formed between the second CFRP cable and the first CFRP cable by arranging the CFRP support cable, so as to bear the vertical load together to fix the stress unit.
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CN202311739415.6A CN117526818A (en) | 2023-12-18 | 2023-12-18 | Honeycomb floating type offshore CFRP cable support photovoltaic bracket system |
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CN202311739415.6A CN117526818A (en) | 2023-12-18 | 2023-12-18 | Honeycomb floating type offshore CFRP cable support photovoltaic bracket system |
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CN202311739415.6A Pending CN117526818A (en) | 2023-12-18 | 2023-12-18 | Honeycomb floating type offshore CFRP cable support photovoltaic bracket system |
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