CN112412709A - Prefabricated self-assembly multifunctional offshore energy platform - Google Patents
Prefabricated self-assembly multifunctional offshore energy platform Download PDFInfo
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
- F03D13/25—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors specially adapted for offshore installation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
- F03B13/14—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using wave energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/12—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy
- F03B13/26—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates characterised by using wave or tide energy using tide energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/007—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations the wind motor being combined with means for converting solar radiation into useful energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/04—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using pressure differences or thermal differences occurring in nature
- F03G7/05—Ocean thermal energy conversion, i.e. OTEC
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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
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
Abstract
The invention provides a prefabricated self-assembled multifunctional offshore energy platform, which comprises an upper platform part and a lower offshore fishing ground part; the upper platform part comprises a modular integrated platform with a multilayer structure, the modular integrated platform comprises a platform layer, a cavity layer and a bottom layer, and the bottom end of each cavity is provided with a wave energy generator; the surface of the upper platform is covered with a high-strength photovoltaic power generation surface layer, wind power generators are arranged on two sides of the upper platform, the lower marine fishing ground part comprises a high-strength fiber composite material cable suspending the fishing ground, a cubic net cage and a square periphery type power generation module at the bottom, and the deep sea part of the ocean current generator and the temperature difference energy generator is arranged on the module; the prefabricated self-assembly multifunctional offshore energy platform can continuously generate clean energy by utilizing natural energy such as ocean energy, solar energy, wind energy and the like, can be conveyed to land for use through submarine cables or hydrogen production, is convenient to build, and has relatively long operation and service life.
Description
Technical Field
The invention relates to the field of ocean energy utilization, in particular to a prefabricated self-assembly multifunctional offshore energy platform.
Background
The ocean contains huge energy and resources, wave energy, tidal current energy, ocean temperature difference energy, ocean wind power, photoelectricity and biomass energy which need to be developed. The tidal current energy power generation technology is mature, and is a preferred place for utilizing solar energy and wind energy due to the huge area of the ocean, the non-shielding condition and the favorable condition of an ocean wind field. There is still a lack of ocean platforms that can integrate the above technologies.
On the other hand, the assembled concrete technology has been developed, the application of the basalt fiber composite material can solve the problem that the steel bar is easy to be corroded by seawater, the durability of the marine engineering is greatly improved by matching with the corrosion-resistant high-performance concrete, and the foam material manufactured by utilizing the industrial tailings can float on the water surface, has light weight and high strength, and can be used as fine aggregate.
The development of information technology opens up a wide space for the development of ocean technology. The digital twin technology combines a modeling technology and an internet of things technology to construct a real-time mapping relation between a physical real individual and a digital virtual individual, and the automation of marine facilities is possible by the low-delay feature of 5G and an artificial intelligence technology.
How to solve the problems by using new materials and new technologies is a continuous search for an ideal technical solution.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides an intelligent modular offshore unattended full-automatic energy platform utilizing composite energy in the sea and an assembling and building method for quickly building the platform through modular design.
In order to achieve the purpose, the invention adopts the technical scheme that: a prefabricated self-assembled multifunctional offshore energy platform comprises a multi-layer modular integrated platform formed by assembling a plurality of assembling modules, wherein the modular integrated platform comprises more than one platform layer positioned at the top, a cavity layer positioned in the middle and a bottom layer positioned at the bottom, the platform layers are formed by continuously arranging the assembling modules, the cavity layers are formed by discontinuously arranging the assembling modules and forming a plurality of cavities, the bottom layer is formed by continuously splicing the assembling modules and wave energy generators, and one wave energy generator is correspondingly installed at the bottom end of each cavity;
the assembly module comprises a hollow cubic box body, each boundary beam and each boundary column of the hollow cubic box body are made of high-strength concrete, each panel of the hollow cubic box body is a foam concrete panel, and basalt fiber composite reinforcing ribs are arranged on the surfaces of each boundary beam, each boundary column and each panel;
the center of each panel of the hollow cubic box body is provided with a through butt joint hole, the internal spaces of the two connected splicing modules are in butt joint communication through the butt joint holes, and the inner side of the hollow cubic box body is provided with a closed cover capable of controlling opening and closing corresponding to the butt joint holes;
pipe hole covers which can be automatically opened and closed are arranged on the butt joint holes inside and outside the box body;
four corners of each panel of the hollow cubic box body are respectively provided with a driving turbine for driving the modular integrated platform to move and turn;
the corner of each panel of the hollow cubic box body is provided with a butt joint, and two adjacent splicing modules are butted and installed together through the butt joint;
the upper surface of each hollow cubic box body is provided with a photovoltaic power generation film, a drainage pump and a compressed air tank are arranged in each hollow cubic box body, the inner side wall of each hollow cubic box body is sealed with a storage battery, and the storage battery is connected with the photovoltaic power generation film for charging and is connected with an exhaust pump for supplying power;
and a tidal current energy generator is arranged in a butt joint hole positioned at the outer side of the outermost hollow cubic box body, generates electricity through the tidal current energy generator and stores energy by using a storage battery.
Basically, positioning sensors and flow velocity sensors are arranged inside and outside the hollow cubic box body and at the connecting part, and the positioning sensors, the flow and flow velocity sensors are connected with a control system through a wireless network.
Basically, the side wall in the hollow cubic box body is pre-buried and provided with a basalt fiber pipe, one end of the basalt fiber pipe is connected with the compressed air tank, and the other end of the basalt fiber pipe is connected to the outside and provided with a sealing plug.
Basically, wind driven generators are arranged on two sides of the platform layer.
On the basis, a cubic fishing net cage is arranged below the modularized integrated platform, a plurality of hollow cubic boxes are arranged on the periphery of the bottom end of the cubic fishing net cage, the hollow cubic boxes are mutually connected and arranged to form a rectangular bottom frame, and the hollow cubic boxes at the bottom of the cubic fishing net cage are connected with an upper platform layer through compressed air pipelines so as to sink when filled with water, float after compressed air is introduced for drainage, and drive a fishing net to float upwards and harvest.
On the basis, a liftable square bottom frame is installed at the bottom of the cubic fishing net cage, the square bottom frame is used as a bottom support of the cubic fishing net cage, the descending depth of the square bottom frame is 350 m-1000 m, and an ocean temperature difference energy generator is installed between the upper platform layer and the square bottom frame.
Basically, the high-strength fiber cable is horizontally and vertically arranged and penetrates through basalt fiber pipes in each hollow cubic box.
Basically, positioning sensors and flow velocity sensors are arranged inside and outside the hollow cubic box body and at the connecting part, and the positioning sensors, the flow and flow velocity sensors are connected with a control system through a wireless network.
Basically, the parts of the inner wall of the cavity except the connecting hole are closed and continuous.
Based on the above, the invention adopts the digital twinning technology to realize the posture adjustment of each hollow cubic box and the self-assembly of the platform. Before prefabrication production of each modular box body, domestic BIM software is firstly adopted for modeling, the modular box body is self-propelled to be taken off a production line, the states of the position, the inclination angle and the like of each module are digitally generated, and the information of each module is transmitted to a control platform in real time by a sensor. An edge computing chip is arranged in each box body, is connected with each sensor inside and outside the box body, and is connected with the solar power generation energy system, the inflation system and the drainage system through an edge computing device sealed in the box body, and the connection hole opening and closing system, the ocean current generator and the small turbine. The edge computing device communicates with a remotely located platform control system over a wireless network.
The construction method of the prefabricated self-assembly multifunctional offshore energy platform comprises the following steps:
firstly, arranging a connecting member matched with the hollow cubic box bodies on the side wall of a wharf of a seawater working field, wherein the connecting member extends out of the side wall of the wharf, connecting one hollow cubic box body to the connecting member in a self-driving manner, then driving a second hollow cubic box body to be assembled with the first hollow cubic box body, sequentially connecting other hollow cubic box bodies to the assembled hollow cubic box bodies until the assembly of the uppermost layer of hollow cubic box body is finished, and then disconnecting the connecting member from the first layer of the platform;
and (3) filling water into the assembly modules on the second layer in advance to enable the assembly modules to sink below the sea surface, performing attitude adjustment and position adjustment through the combined action of the positioning sensor, the edge calculation device, the image acquisition module and the driving turbine, controlling the assembly module to submerge below the assembly module on the uppermost layer, starting a drainage pump and a compressed air tank to discharge seawater in the hollow cubic box after the assembly is completed, enabling the assembly modules on the second layer to float upwards, and sequentially assembling the assembly modules on the lower layers according to the same method.
Basically, a digital twin system is integrated in the control system, the hollow cubic box body is used as a basic unit of the digital twin system, communication is realized through a GPRS module or a wireless network module, and further digital construction and daily operation of the modularized integration platform are realized.
Compared with the prior art, the invention has outstanding substantive characteristics and obvious progress, and particularly, the invention adopts a modularization technology to realize the quick construction of the platform, the total size of the platform can be randomly adjusted according to the requirement, a cavity is arranged in the platform and matched with a wave energy generator, when the kinetic energy is pushed by the waves of seawater to realize power generation, a tidal current energy generator is also integrated in each module, and the continuous and stable power generation is carried out by utilizing the mobility of ocean currents; the built-in drainage pump and the air compression tank are matched to realize the overall fluctuation adjustment of the platform, and the platform is mainly used in the installation stage; the driving turbine arranged on each surface is powered by a storage battery, so that the platform can integrally move.
Furthermore, each hollow module box body can accurately control the horizontal and vertical movement of the module by adopting an automatic control technology. Specifically, each hollow box can put seawater into the hollow box from the bottom through opening of the stepped pressure reduction closed pipeline at the corner, and collect the box air compressed by the seawater from the topmost part to two compressed air tanks at the corner of the internal space. When the hollow box body is filled with seawater, the whole box body is in a slightly floating state due to the buoyancy of the foam material of the wall body, and the turbines at the bottom and the side wall are opened, so that the box body can submerge. An image acquisition module is arranged in the box body, and a flow velocity sensor, a temperature sensor and a positioning sensor are arranged on each of the inner side wall and the outer side wall. The sensors transmit collected environmental information and box motion state information to the built-in edge computing device in real time and upload the information to a centralized control system of the platform through wireless communication, the energy platform control system can issue butting and motion instructions to each module, and after the built-in edge computing device receives the instructions, the built-in edge computing device drives turbines on all sides and the actions of a drainage pump and an air compression tank according to built-in algorithms in an edge computing chip and combined with sensing data of the environmental and box motion states to realize posture adjustment and motion to a specific direction of a single box, as well as floating and diving. At least one top surface of each box body is provided with a photovoltaic power generation film which can continuously charge the box bodies.
Furthermore, the hollow cubic box body is made of high-strength concrete materials, basalt fiber composite reinforcing ribs and a foam concrete panel, certain suspension force is provided, the problem that reinforcing steel bars are easily corroded by seawater can be solved, corrosion resistance is improved, and the service life of the whole box body is greatly prolonged.
Furthermore, a wind driven generator and a solar power generation film are arranged on the platform, and the solar and wind power generation is carried out by fully utilizing an ocean wind field and the platform under the condition of no shielding.
Further, utilize the hollow cubic box in ocean fishing ground bottom, arrange ocean thermoelectric power generation device, utilize the difference in temperature of ocean depths water and surface water to carry out ocean thermoelectric generation, improve energy platform's clean energy output.
Furthermore, a cubic fishing net cage and a hollow cubic box body at the bottom are arranged below the device, and the device can be used as a marine fishing ground and can be used for capturing marine fishes or culturing.
Drawings
Fig. 1 is a schematic structural diagram of a prefabricated self-assembled multifunctional offshore energy platform according to the present invention.
Fig. 2 is a coupling view of adjacent mosaic modules according to the invention.
Fig. 3 is a schematic view of the overall structure of the prefabricated self-assembled multifunctional offshore energy platform in the invention.
In the figure: 1. a modular integration platform; 2. a platform layer; 3. a cavity layer; 4. a bottom layer; 5. assembling modules; 6. a wave energy generator; 7. a panel; 8. a butt joint hole; 9. a drive turbine; 10. the pipeline is sealed by stage decompression; 11. butt joints; 12. a tidal current energy generator; 13. a wind power generator; 14. a cubic fishing net cage; 15. a basalt fiber tube; 16. a square bottom frame.
Detailed Description
The technical solution of the present invention is further described in detail by the following embodiments.
Example 1
As shown in fig. 1-3, a prefabricated self-assembly multifunctional offshore energy platform comprises a multi-layer modular integrated platform 1 assembled by a plurality of assembling modules 5, the modular integrated platform comprises a platform layer 2 positioned at the top and more than one layer, a cavity layer 3 positioned in the middle and a bottom layer 4 positioned at the bottom, the platform layer 2 is formed by continuously arranging the assembling modules 5, the cavity layer 3 is formed by intermittently arranging the assembling modules 5 and forming a plurality of cavities, the bottom layer 4 is formed by continuously splicing the assembling modules 5 and wave energy generators 6, one wave energy generator is correspondingly arranged at the bottom end of each cavity, the side wall, the bottom and the top of each cavity are closed and continuous, when seawater is poured in, the internal air is compressed to provide kinetic energy for discharging the seawater, and an oscillating water column power generation mode is utilized, and driving a turbine generator to generate electricity.
The wave energy generator 6 is matched with the cavity to realize power generation, and the principle is as follows: the constitution of whole platform is concrete structure, possess heavier weight, when a wave one wave was attacked, because the effect of inertia force, the change of the whole relative wave of platform is comparatively slow, consequently, when the sea water was attacked, gush into the cavity through the passageway of predesigned very easily, drive the wave energy generator electricity generation in the sea water inrush process, temporary filling has abundant sea water in the cavity, react and the wave retreats when the platform, the sea water descends under the action of gravity, promote the electricity generation of wave energy generator, wave energy's utilization has been realized.
The assembly module comprises a hollow cubic box body, each boundary beam and each boundary column of the hollow cubic box body are made of high-strength concrete, each panel 7 of the hollow cubic box body is a foam concrete panel, and basalt fiber composite reinforcing ribs are arranged on the surfaces of each boundary beam, each boundary column and each panel.
The concrete columns and the boundary beams have high corrosion resistance and durability, the foam concrete panel has certain floating force, and the basalt fiber composite reinforcing ribs are used for replacing reinforcing steel bars, so that the problem that steel is easily corroded by seawater is solved.
The hollow cubic box is characterized in that a through butt joint hole is formed in the center of each panel, the inner spaces of two connected assembly modules are in butt joint communication through the butt joint holes 8, when a large amount of seawater is poured in, the assembly modules on the outer side and the assembly modules inside are connected in the horizontal direction through the butt joint holes and form a channel for communicating a platform, a horizontal pipeline for connecting relative connecting holes is additionally arranged inside the box when the modules are prefabricated, the pipe diameter of the horizontal pipeline is the same as that of the butt joint holes, on one hand, the impact force of seawater is buffered, and on the other hand, a part of a through-flow type tidal current energy generator installed inside the assembly modules can be driven to generate electricity.
The four corners position of each panel of hollow cube box all installs drive turbine 9, and drive turbine's main effect is the operation such as the bulk movement of drive platform, adjustment direction, and two drive turbines of diagonal angle position can realize the regulation of the whole angle of platform through opening and stopping the switching.
The hollow cubic box is also connected with a graded pressure reduction closed pipeline 10, a plurality of water pumps are connected in the graded pressure reduction closed pipeline 10 in series, each water pump is communicated with the outer side of the pipeline respectively, when a single water pump is started, the drainage pressure reduction capacity is one-level, when the plurality of water pumps are started, the drainage pressure reduction capacity is multi-level and is sequentially improved, the drainage pressure of the hollow cubic box in a deep water area is large, the plurality of water pumps need to be started, the drainage pressure of the hollow cubic box near the water surface is small, and only a single water pump or a small number of water pumps are started.
The positioning sensors, the flow and flow rate sensors are connected with the control system through a wireless network, the positioning sensors are used for acquiring specific directions of the hollow cubic boxes, the flow and flow rate sensors are used for acquiring the current underwater environment, and the operation and the state of the platform are controlled according to acquired parameters.
The corner of each panel of hollow cube box installs butt joint 11, and adjacent two are assembled the module and are passed through the quick butt joint of butt joint and install together, and the butt joint mode can adopt conventional fast-assembling connected modes such as joint, tenon fourth of the twelve earthly branches structure.
The tidal current energy generator 12 is arranged in a butt joint hole on the outer side of the hollow cubic box body located on the outermost periphery, a storage battery is sealed on the side wall of the box body inside, the tidal current energy generator generates electricity and stores the electricity in the storage battery, the tidal current energy generator 12 mainly plays a role in generating electricity by means of the power of ocean current and is generally arranged on the hollow cubic box body which is submerged into water at the bottom of a fishing ground to a certain depth.
The device is mainly used in the process of building and installing the platform, saves a part of manpower and improves the installation efficiency.
The novel pneumatic air inflation hollow cubic box is characterized in that a basalt fiber pipe 15 is installed on the side wall inside the hollow cubic box in a pre-buried mode, one end of the basalt fiber pipe is connected with the compressed air tank, the other end of the compressed air tank is connected to the outside and provided with a plug, the basalt fiber pipe is used as a reinforcing rib on one hand, the structural strength of the hollow cubic box is improved, on the other hand, the basalt fiber pipe is used as an air supply pipeline of the compressed air tank, connection capable of being fast during inflation is achieved, on the other hand, a high-strength fiber cable capable of penetrating horizontal setting and vertical setting can be further arranged, the strength of a platform is.
In order to further promote the energy utilization efficiency of platform, a layer of solar power generation film is laid to the upper surface of platform layer, the surface mounting solar power generation film of hollow cube box, the solar power generation film on each hollow cube box is connected to energy storage equipment through the circuit, aerogenerator 13 is arranged and set up to the both sides of platform layer. The solar energy and the wind energy can be used for generating electricity.
In order to further improve the utilization efficiency of the platform, with the help of abundant marine biological resources, a cubic fishing net cage 14 is arranged below the modularized integrated platform, a plurality of hollow cubic boxes are arranged on the periphery of the bottom end of the cubic fishing net cage 14, the hollow cubic boxes are mutually connected and arranged to form a rectangular bottom frame, and the hollow cubic boxes positioned at the bottom of the cubic fishing net cage are connected with an upper platform layer through compressed air pipelines so as to sink when filled with water, float after being drained by introducing compressed air and drive a fishing net to float upwards and perform harvesting operation.
The bottom of the cubic fishing net cage is provided with a liftable square bottom frame 16, the square bottom frame is used as a bottom support of the cubic fishing net cage, the descending depth of the square bottom frame is 350 m-1000 m, the square bottom frame is suitable for deep sea and shallow sea area fishing ground culture operation, and an ocean temperature difference energy generator is arranged between the upper platform layer and the square bottom frame.
The design of the platform fully utilizes various energy sources such as tidal energy, wave energy, ocean current energy, wind energy, solar energy and the like of the ocean, provides abundant energy support for offshore operation, and can transmit the generated energy to land for use through submarine cables or hydrogen production. Simultaneously, still provide the breed function, all be applicable to in deep sea area and shallow sea, the specially adapted deep sea area has promoted the utilization efficiency of platform greatly.
The novel assembly mode can effectively reduce the labor intensity and the production cost, thereby being beneficial to the popularization and the utilization of ocean energy power generation.
The invention integrates various novel ocean energy power generation into a whole, provides a brand-new inrush type wave energy power generation mode, has high power generation efficiency, is skillfully combined with a bottom support of a submarine fishing ground, and is provided with a large number of ocean current generators and temperature difference energy generators, and because the low-temperature part of the temperature difference energy generator is arranged 350-1000 meters below the sea surface, the temperature difference is high, and the efficiency of the temperature difference energy generator can be improved; the through-flow tidal current energy generator deeply arranged in the upper structure of the platform is combined, so that the renewable energy power generation efficiency of the platform can be further improved.
In the aspect of structural design, the marine fishing ground part of lower part plays drag and stabilizing action to the platform of upper portion, can improve the stability of platform when big stormy waves and tsunami.
Example 2
The invention adopts a digital twinning technology to realize the posture adjustment of each hollow cubic box and the self-assembly of the platform.
Before prefabrication production, the assembly modules are firstly modeled by domestic BIM software, the assembly modules are self-propelled to be taken off a production line, the states of the positions, the inclination angles and the like of each module are digitally generated and numbered, information of each module is transmitted to a control platform by a sensor in real time, an edge computing chip is arranged in each box body and is connected with each sensor inside and outside the box body, and the connection hole opening and closing system, the ocean current generator and the small turbine are connected through an edge computing device sealed in the box body, a solar power generation energy system, an inflation system and a drainage system. The edge computing device communicates with a remotely located platform control system over a wireless network.
The process of platform construction comprises the following steps:
firstly, a connecting component matched with the hollow cubic box bodies is arranged on the side wall of a wharf of a seawater operation field, a coordinate system is arranged on the basis of the seawater operation field, on one hand, a constructed platform is digitally positioned by means of a digital twin system, and on the other hand, detailed adjustment is realized by means of an image acquisition module on each hollow cubic box body.
Specifically, the connecting member extends out of the side wall of the wharf, a hollow cubic box body is connected to the connecting member in a self-driven mode, then a second hollow cubic box body is driven to be assembled with the first hollow cubic box body, in the meantime, an edge calculating device is used for carrying out comprehensive calculation through an image acquisition module, coordinate information and water flow information from a control system and the like, then driving turbines on all corners are controlled to carry out operation with different powers, the posture of the driving turbines is adjusted, the hollow cubic box bodies are driven to run to corresponding positions and are connected, other hollow cubic box bodies are sequentially connected to the assembled hollow cubic box bodies according to the method until the assembly of the uppermost layer of hollow cubic box bodies is finished, and then the connecting member is disconnected from the first layer of the platform;
and (3) filling water into the assembly modules on the second layer in advance to enable the assembly modules to sink below the sea surface, performing attitude adjustment and position adjustment through the combined action of the positioning sensor, the edge calculation device, the image acquisition module and the driving turbine, controlling the assembly module to submerge below the assembly module on the uppermost layer, starting a drainage pump and a compressed air tank to discharge seawater in the hollow cubic box after the assembly is completed, enabling the assembly modules on the second layer to float upwards, and sequentially assembling the assembly modules on the lower layers according to the same method. The advantage of installation like this is, from up installing down, has avoided the risk of climbing, simultaneously with the help of the buoyancy of water, need not to carry the packaging efficiency to the makeup module.
Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a multi-functional offshore energy platform of prefabricated self-assembly which characterized in that: the modular integrated platform comprises a multilayer structure modular integrated platform formed by assembling a plurality of assembling modules, wherein the modular integrated platform comprises more than one platform layer positioned at the top, a cavity layer positioned in the middle and a bottom layer positioned at the bottom, the platform layer is formed by continuously arranging the assembling modules, the cavity layer is formed by intermittently arranging the assembling modules and forming a plurality of cavities, the bottom layer is formed by continuously splicing the assembling modules and the wave energy generators, and one wave energy generator is correspondingly arranged at the bottom end of each cavity;
the assembly module comprises a hollow cubic box body, each boundary beam and each boundary column of the hollow cubic box body are made of high-strength concrete, each panel of the hollow cubic box body is a foam concrete panel, and basalt fiber composite reinforcing ribs are arranged on the surfaces of each boundary beam, each boundary column and each panel;
the center of each panel of the hollow cubic box body is provided with a through butt joint hole, the internal spaces of the two connected splicing modules are in butt joint communication through the butt joint holes, and the inner side of the hollow cubic box body is provided with a closed cover capable of controlling opening and closing corresponding to the butt joint holes;
pipe hole covers which can be automatically opened and closed are arranged on the butt joint holes inside and outside the box body;
four corners of each panel of the hollow cubic box body are respectively provided with a driving turbine for driving the movement and the steering of the modularized integrated platform;
the corner of each panel of the hollow cubic box body is provided with a butt joint, and two adjacent splicing modules are butted and installed together through the butt joint;
the upper surface of each hollow cubic box body is provided with a photovoltaic power generation film, a drainage pump and a compressed air tank are arranged in each hollow cubic box body, the inner side wall of each hollow cubic box body is sealed with a storage battery, and the storage battery is connected with the photovoltaic power generation film for charging and is connected with an exhaust pump for supplying power;
and a tidal current energy generator is arranged in a butt joint hole positioned at the outer side of the outermost hollow cubic box body, generates electricity through the tidal current energy generator and stores energy by using a storage battery.
2. The prefabricated self-assembled multifunctional offshore energy platform of claim 1, wherein: the side wall of the interior of the hollow cubic box body is pre-buried with a basalt fiber pipe, one end of the basalt fiber pipe is connected with the compressed air tank, and the other end of the basalt fiber pipe is connected to the outside and provided with a sealing plug.
3. Prefabricated self-assembled multifunctional offshore energy platform according to claim 1 or 2, characterized in that: and wind driven generators are arranged on two sides of the platform layer.
4. The prefabricated self-assembled multifunctional offshore energy platform of claim 3, wherein: the modularized fishing net cage is characterized in that a cubic fishing net cage is arranged below the modularized integration platform, a plurality of hollow cubic boxes are arranged on the periphery of the bottom end of the cubic fishing net cage in a circle mode, the hollow cubic boxes are mutually connected and arranged to form a rectangular bottom frame, and the hollow cubic boxes positioned at the bottom of the cubic fishing net cage are connected with an upper platform layer through compressed air pipelines so as to sink when filled with water, float after compressed air is introduced for drainage, and therefore the fishing net is driven to float upwards and harvest.
5. Prefabricated self-assembled multifunctional offshore energy platform according to claim 1, 2 or 4, characterized in that: the bottom of cube fishing net box with a net installs the square bottom frame of liftable, square bottom frame is regarded as the bottom sprag of cube fishing net box with a net, square bottom frame's depth of fall is 350m ~1000m, and ocean surface part of ocean thermoelectric energy generator installs on upper portion the platform layer, ocean thermoelectric energy generator's deep sea part is installed on square bottom frame.
6. Prefabricated self-assembled multifunctional offshore energy platform according to claim 1, 2 or 4, characterized in that: positioning sensor and flow and velocity sensor are all installed to inside, outside and the connection position of hollow cube box, still install edge computing device and image acquisition module on the hollow cube box, positioning sensor, flow and velocity sensor and image acquisition module connect edge computing device, edge computing device passes through GPRS module or wireless network module and is connected with control system.
7. The prefabricated self-assembled multifunctional offshore energy platform of claim 1, wherein: the parts of the inner wall of the cavity except the connecting hole are closed and continuous.
8. The prefabricated self-assembled multifunctional offshore energy platform of claim 2, wherein: the high-strength fiber cable is horizontally and vertically arranged and penetrates through basalt fiber pipes in each hollow cubic box.
9. A building method of a prefabricated self-assembled multifunctional offshore energy platform based on any one of claims 1 to 8 is characterized in that: the method comprises the following steps:
firstly, arranging a connecting member matched with the hollow cubic box bodies on the side wall of a wharf of a seawater working field, wherein the connecting member extends out of the side wall of the wharf, connecting one hollow cubic box body to the connecting member in a self-driving manner, then driving a second hollow cubic box body to be assembled with the first hollow cubic box body, sequentially connecting other hollow cubic box bodies to the assembled hollow cubic box bodies until the assembly of the uppermost layer of hollow cubic box body is finished, and then disconnecting the connecting member from the first layer of the platform;
and (3) filling water into the assembly modules on the second layer in advance to enable the assembly modules to sink below the sea surface, performing attitude adjustment and position adjustment through the combined action of the positioning sensor, the edge calculation device, the image acquisition module and the driving turbine, controlling the assembly module to submerge below the assembly module on the uppermost layer, starting a drainage pump and a compressed air tank to discharge seawater in the hollow cubic box after the assembly is completed, enabling the assembly modules on the second layer to float upwards, and sequentially assembling the assembly modules on the lower layers according to the same method.
10. The method for building a prefabricated self-assembled multifunctional offshore energy platform according to claim 9, characterized in that: a digital twin system is integrated in the control system, the hollow cubic box body is used as a basic unit of the digital twin system, communication is realized through a GPRS module or a wireless network module, and further digital construction and daily operation of the modularized integrated platform are realized.
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