CN115848574A - Wave energy-wind power generation hydrogen production integrated system based on semi-submersible platform - Google Patents
Wave energy-wind power generation hydrogen production integrated system based on semi-submersible platform Download PDFInfo
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Abstract
The invention relates to a wave energy-wind energy power generation hydrogen production integrated system based on a semi-submersible platform, which comprises the semi-submersible platform, a seawater filtering and desalting system, a hydrogen production system, a wind power generation system, an air bag system, a gas guide system and an airflow power generation system; the semi-submersible platform comprises a deck platform and a central column, wherein the bottom of the deck platform is connected with a plurality of buoyancy tanks, cross braces are connected between adjacent buoyancy tanks, the bottoms of the buoyancy tanks are connected with heave plates, and the central column is positioned among the buoyancy tanks; the seawater filtering and desalting system is positioned in the buoyancy tank, the hydrogen production system is arranged on the deck platform and is connected with the hydrogen production system, the wind power generation system is arranged on the central column, the air bag system is arranged on the cross brace, the air guide system is positioned in the cross brace and is communicated with the air guide system, the airflow power generation system is arranged in the air guide system, and the outer side wall of the heave plate is also connected with the anchoring system. The invention can comprehensively utilize offshore wind energy and wave energy to generate electricity and utilize the obtained electric energy to produce hydrogen.
Description
Technical Field
The invention relates to the technical field of offshore wind power generation, wave energy power generation and water electrolysis hydrogen production, in particular to a wave energy-wind energy power generation hydrogen production integrated system based on a semi-submersible platform.
Background
At present, the development of traditional energy in the world faces serious problems of shortage and non-renewable energy, and meanwhile, the problems of environmental pollution and greenhouse gas emission caused by the combustion of fossil energy are more serious. Therefore, energy transformation is imminent, renewable energy becomes the focus of research and development in various countries, and marine renewable energy which is pollution-free, abundant and renewable is undoubtedly the focus. Meanwhile, the combustion heat value of the hydrogen is far higher than that of the traditional fossil energy, and the product after combustion is only water, so that the hydrogen is considered as the cleanest energy in the world, has great application potential, and is expected to occupy an important position in energy transformation in the world.
Among various novel energy sources, wave energy has the advantages of more energy reserves, wide distribution range and the like, offshore wind power effectively saves land resources, the wind energy source is relatively stable, the power generation efficiency is high, and the wave energy and the wind energy are hot spots of controversial research of various countries. However, the existing wave power generation devices are made of rigid materials in large quantity, so that the devices are easy to be corroded by seawater and damaged; meanwhile, due to the huge laying cost of submarine cables, the cost of offshore wind power and wave energy power generation is high, and the development of offshore renewable energy sources is restricted.
In the main hydrogen production mode at present, hydrogen production by water electrolysis is a mode which is relatively environment-friendly and mature in technology, so that the renewable energy utilization mode developed based on the process of hydrogen production by water electrolysis-hydrogen storage-hydrogen fuel cell power generation gradually comes into the visual field of people, electric energy is stored and transported in a chemical energy mode, and then the mode of releasing energy in a hydrogen combustion mode gradually becomes a new development direction of offshore renewable energy.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention aims to: the wave energy-wind energy power generation hydrogen production integrated system based on the semi-submersible platform can comprehensively utilize offshore wind energy and wave energy to generate power and utilize the obtained electric energy to produce hydrogen.
In order to achieve the purpose, the invention adopts the following technical scheme:
a wave energy-wind energy power generation hydrogen production integrated system based on a semi-submersible platform comprises the semi-submersible platform, a seawater filtering and desalting system, a hydrogen production system, a wind power generation system, an air bag system, an air guide system, an airflow power generation system and an anchoring system; the semi-submersible platform comprises a deck platform and a central column, wherein the bottom of the deck platform is connected with a plurality of buoyancy tanks, a cross brace is connected between every two adjacent buoyancy tanks, the bottoms of the buoyancy tanks are connected with heave plates, the central column is positioned between the buoyancy tanks, an inclined brace is connected between the central column and the buoyancy tanks, and a support rod is connected between the central column and the heave plates; the seawater filtering and desalting system is positioned in the buoyancy tank, the hydrogen production system is installed on the deck platform, a water outlet pipeline of the seawater filtering and desalting system is connected with the hydrogen production system, the wind power generation system is installed on the central column, the air bag system is installed on the cross brace, the air guide system is positioned in the cross brace, the air bag system is communicated with the air guide system, an air inlet of the air bag system is connected with an air outlet of the air guide system, an air outlet of the air bag system is connected with an air inlet of the air guide system, the airflow power generation system is installed in the air guide system, and the outer side wall of the heave plate is also connected with the anchoring system.
Furthermore, a plurality of air bag system arrays are arranged on the cross brace, a plurality of pairs of air inlets and air outlets are arranged on the air guide system, and the plurality of air bag systems correspond to the plurality of pairs of air inlets and air outlets on the air guide system one to one.
Further, the air bag system comprises a flexible air bag, the flexible air bag is connected to the cross brace through a bolt, waterproof glue is coated at the bolt connection position, an air inlet and an air outlet are symmetrically formed in the bottom of the flexible air bag, and an inflation inlet is further formed in the bottom of the flexible air bag; the flexible air bag is made of a rubber film.
Further, the air guide system includes the air duct, is equipped with a plurality of pairs of air inlets and gas outlet on the air duct, and check valve is all installed to air inlet and gas outlet department of air duct.
Furthermore, the airflow power generation system comprises an air turbine, a rotating shaft, a rotor and a stator, wherein the stator is fixedly installed inside the ventilation pipeline, the rotor is rotatably installed in the stator, and the rotor is connected with the air turbine through the rotating shaft.
Further, the stator comprises a base, a stator core and coils, wherein the stator core is uniformly distributed in the base, and the coils are wound on the stator core; the rotor includes neodymium iron boron magnetism iron, rotor core and splint, and neodymium iron boron magnetism iron is located between rotor core and the splint.
Further, wind power generation system includes a tower section of thick bamboo, fan wheel hub and blade, and tower section of thick bamboo fixed connection is on the center post, and fan fixed connection is at the tower section of thick bamboo top, and fan wheel hub rotates and installs on the fan, and blade fixed mounting is on fan wheel hub.
Furthermore, the seawater filtering and desalting system comprises a filtering device, a distillation desalting device and a water pump which are sequentially connected through pipelines, wherein a water inlet pipeline is connected onto the filtering device, a water outlet pipeline is connected onto the water pump and is connected with the hydrogen production system, a coarse filtering component and an active carbon filtering component are arranged in the filtering device, and an impurity water outlet is also formed in the pipeline connecting the filtering device and the distillation desalting device.
Further, the hydrogen production system includes electrolysis trough and hydrogen storage tank, the electrolysis trough is connected with the play water piping, the one end of electrolysis trough is equipped with the anode plate, the other end of electrolysis trough is equipped with the negative plate, be equipped with a plurality of negative and positive plates in the electrolysis trough, the electrolysis trough separates into a plurality of electrolysis cell through a plurality of negative and positive plates, two adjacent electrolysis cell are linked together, be equipped with the diaphragm in the electrolysis cell, the electrolysis cell passes through the diaphragm and separates for positive pole district and negative pole district, the negative pole district passes through the air duct and is connected with the hydrogen storage tank, be equipped with hydrogen pressure device on the air duct.
Furthermore, the anchoring system comprises a connecting piece, the connecting piece is connected to the outer side wall of the heave plate, an anchor chain is connected to the connecting piece, and an anchor block is connected to the anchor chain.
In general, the present invention has the following advantages:
1. the invention is based on a semi-submersible platform, and the flexible airbag wave energy power generation device, the wind power generation system, the seawater filtering and desalting system and the hydrogen production system are arranged on the semi-submersible platform to form an integrated system, so that wave energy and offshore wind energy are comprehensively utilized for power generation, the obtained electric energy is used for hydrogen production by the hydrogen production system through water electrolysis, and the electric energy is locally converted into chemical energy for storage. The comprehensive utilization rate of ocean renewable energy sources is improved, the problems that the construction cost of a wave energy power generation device is high, the grid connection difficulty of a submarine cable is high, and the cost is high are solved, and the wave energy power generation device has a wide application prospect.
2. The flexible air bag is deformed by the action of waves on the flexible air bag, the flexible air bag is deformed to push gas to flow in the vent pipeline, the gas flow power generation system in the vent pipeline is used for generating power, and mechanical energy generated by the flowing gas is converted into electric energy, so that wave energy power generation is realized. Under the drive of wind power, the blades rotate to further drive the fan hub to rotate, and the power is generated through the power generation device in the fan, so that wind energy is converted into electric energy.
3. The air bag system has a certain wave-absorbing function when the wave energy is used for generating electricity, so that the semi-submersible platform has certain buffering capacity under the wave load, the motion response of the semi-submersible platform in the waves can be reduced, and the stability of the semi-submersible platform is improved.
4. The air guide system is positioned in the cross brace, the airflow power generation system is arranged in the air guide system, and the seawater filtering and desalting system is positioned in the buoyancy tank, so that the air guide system, the airflow power generation system and the seawater filtering and desalting system are prevented from being contacted with seawater, the corrosion damage of seawater to the air guide system and the airflow power generation system is effectively avoided, the reliability of the semi-submersible platform is improved, and the space utilization rate of the semi-submersible platform is also improved.
5. The flexible air bag is made of a rubber film, the rubber film has high elasticity, strong plasticity and strong corrosion resistance, can avoid damage caused by wave impact and seawater corrosion to the maximum extent, and prolongs the service life.
6. The electrolytic cell is a serial bipolar filter-press type electrolytic cell, the electrolytic cell is divided into a plurality of small electrolytic cells by a plurality of cathode and anode plates, and the small electrolytic cells produce hydrogen simultaneously, so that the occupied space is reduced, and the overall hydrogen production efficiency is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a schematic structural diagram of the seawater filtering and desalting system of the invention.
Fig. 4 is a schematic top view of the present invention.
FIG. 5 is a schematic diagram of the configuration of the hydrogen production system of the present invention.
FIG. 6 is a schematic structural view of an airbag system arrangement of the present invention.
FIG. 7 is a schematic view of the configuration of the gas directing system of the present invention.
FIG. 8 is a schematic top view of the gas directing system and the gas flow generating system of the present invention.
Fig. 9 is a schematic view of the structure of the stator and rotor of the present invention.
FIG. 10 is a schematic view of the construction of the airbag system of the present invention.
Wherein: 1 is a semi-submersible platform, 1-1 is a buoyancy tank, 1-2 is a cross brace, 1-3 is an inclined brace, 1-4 is a heave plate, 1-5 is a deck platform, 1-6 is a central column, 1-7 is a support rod, 2 is a hydrogen production system, 2-1 is an air guide pipe, 2-2 is an electrolytic bath, 2-2-1 is an anode plate, 2-2-2 is a diaphragm, 2-2-3 is a cathode and anode plate, 2-2-4 cathode plate, 2-3 is a hydrogen storage tank, 2-4 is a hydrogen pressure device, 3 is a seawater filtering and desalting system, 3-1 is a water inlet pipeline, 3-2 is a filtering device, 3-2-1 is a coarse filtering component, 3-2-2 is an active carbon filtering component, 3-3 is a distillation desalting device, 3-4 is a water pump, 3-5 is a water outlet pipeline, 3-6 is an impurity water outlet, 4 is a wind power generation system, 4-1 is a tower drum, 4-2 is a fan, 4-3 is a fan hub, 4-4 is a blade, 5 is an air bag system, 5-1 is a flexible air bag, 5-2 is a flexible air bag air inlet, 5-3 is a flexible air bag air outlet, 5-4 is an inflation inlet, 6 is an air guide system, 6-1 is an air duct, 6-2 is an air duct air inlet, 6-3 is an air duct air outlet, 6-4 is a check valve, 7 is an airflow power generation system, 7-1 is an air turbine, 7-2 is a rotating shaft, 7-3 is a rotor, 7-3-1 is a rotor core, 7-3-2 is a neodymium iron boron magnet, 7-3-3 is a clamping plate, 7-4 is a stator, 7-4-1 is a machine base, 7-4-2 is a stator iron core, 7-4-3 is a coil, 8 is an anchoring system, 8-1 is a connecting piece, 8-2 is an anchor chain, and 8-3 is an anchor block.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in fig. 1 and fig. 2, a wave energy-wind energy power generation hydrogen production integrated system based on a semi-submersible platform comprises a semi-submersible platform, a seawater filtering and desalting system, a hydrogen production system, a wind power generation system, an air bag system, an air guide system, an airflow power generation system and an anchoring system; the semi-submersible platform comprises a deck platform and a central column, wherein the bottom of the deck platform is connected with a plurality of buoyancy tanks, a cross brace is connected between every two adjacent buoyancy tanks, the bottoms of the buoyancy tanks are connected with heave plates, the central column is positioned between the buoyancy tanks, an inclined brace is connected between the central column and the buoyancy tanks, and a support rod is connected between the central column and the heave plates; the seawater filtering and desalting system is positioned in the buoyancy tank, the hydrogen production system is installed on the deck platform, a water outlet pipeline of the seawater filtering and desalting system is connected with the hydrogen production system, the wind power generation system is installed on the central column, the air bag system is installed on the cross brace, the air guide system is positioned in the cross brace, the air bag system is communicated with the air guide system, an air inlet of the air bag system is connected with an air outlet of the air guide system, an air outlet of the air bag system is connected with an air inlet of the air guide system, the airflow power generation system is installed in the air guide system, and the outer side wall of the heave plate is also connected with the anchoring system. Waves act on the air bag system to deform the air bag system, the air bag system deforms to push gas to flow in the gas guide system, an airflow power generation system in the gas guide system is used for generating power, mechanical energy generated by the flowing gas is converted into electric energy, and therefore wave energy power generation is achieved; meanwhile, the wind power generation system can also convert wind energy into electric energy; the seawater is filtered and desalted by using a seawater filtering and desalting system to obtain distilled water, the distilled water is electrolyzed by a hydrogen production system to produce hydrogen, and electric energy obtained by wave energy and wind energy can be used for producing hydrogen by the hydrogen production system.
As shown in fig. 6 to 8, a plurality of airbag systems are arranged on the wale in an array, a plurality of pairs of air inlets and air outlets are arranged on the air guide system, and the plurality of airbag systems correspond to the plurality of pairs of air inlets and air outlets on the air guide system one to one.
As shown in fig. 10, the airbag system includes a flexible airbag, the flexible airbag is connected to the cross-brace by bolts, the joints of the bolts are coated with waterproof glue, the bottom of the flexible airbag is symmetrically provided with an air inlet and an air outlet, and the bottom of the flexible airbag is also provided with an inflation inlet. In this embodiment, the bottom of flexible gasbag is rectangular form, and bolted connection is passed through on the stull top surface to the bottom of flexible gasbag. The flexible air bag can be inflated through the inflation inlet, and meanwhile, the air pressure in the flexible air bag can be adjusted in time.
The flexible air bag is made of a rubber film. The rubber film has high elasticity, strong plasticity and strong corrosion resistance, and can avoid the damage caused by wave impact and seawater corrosion to the maximum extent.
As shown in fig. 7 and 8, the air guide system includes an air duct, a plurality of pairs of air inlets and air outlets are provided on the air duct, and one-way valves are installed at the air inlets and the air outlets of the air duct. Through setting up the check valve, can control the gaseous one-way flow in the air pipe for the gas that flows out from flexible gasbag passes through the air pipe, flows through the air current power generation system and flows back again in the flexible gasbag after generating electricity.
As shown in fig. 7 to 9, the airflow power generation system includes an air turbine, a rotating shaft, a rotor, and a stator, the stator is fixedly installed inside the ventilation duct, the rotor is rotatably installed inside the stator, and the rotor is connected with the air turbine through the rotating shaft. The stator comprises a base, stator cores and coils, the stator cores are uniformly distributed in the base, and the coils are wound on the stator cores; the rotor includes neodymium iron boron magnetism iron, rotor core and splint, and neodymium iron boron magnetism iron is located between rotor core and the splint. When gas flows through the airflow power generation system through the air pipeline, the air turbine is driven to rotate, and the rotor is driven to rotate through the rotating shaft, so that the magnetic induction lines are cut to generate power.
The airflow power generation system is arranged in the air guide system, so that the airflow power generation system is prevented from being in contact with seawater, the airflow power generation system is effectively prevented from being corroded and damaged by the seawater, and the reliability of the airflow power generation system is effectively improved.
As shown in fig. 1 and 2, the wind power generation system includes a tower, a fan hub and blades, the tower is fixedly connected to the center post, the fan is fixedly connected to the top of the tower, the fan hub is rotatably mounted on the fan, and the blades are fixedly mounted on the fan hub. In this embodiment, the fan is a three-bladed horizontal axis fan. The blades rotate under the driving of wind power, and then the fan hub is driven to rotate, and power is generated through the power generation device in the fan.
As shown in fig. 2 and 3, the seawater filtering and desalting system comprises a filtering device, a distillation desalting device and a water pump which are sequentially connected through pipelines, wherein a water inlet pipeline is connected to the filtering device, a water outlet pipeline is connected to the water pump, the water outlet pipeline is connected with the hydrogen production system, a coarse filtering component and an active carbon filtering component are arranged in the filtering device, the coarse filtering component comprises a blocking net and filter cotton and is used for filtering granular garbage in seawater, the active carbon filtering component is used for purifying polluted organic matters in the seawater, and an impurity water outlet is also formed in the pipeline connecting the filtering device and the distillation desalting device. In this embodiment, the water inlet pipeline is further provided with a water inlet pump and a control valve, and the impurity water outlet is provided with a drainage pump.
The sea water flows into the water inlet pipeline through the water inlet pump and flows into the filtering device, firstly, the granular garbage in the sea water is filtered through the coarse filtering component, then the polluted organic matters in the sea water are purified through the active carbon filtering component, the filtered impurity liquid is discharged from an impurity outlet through the water discharge pump, the purified sea water flows to the distillation desalting device, the distilled water is obtained by distillation through the distillation desalting device, the distilled water is conveyed to the hydrogen production system along the water outlet pipeline through the water pump, and the distilled impurity liquid is also discharged from the impurity outlet through the water discharge pump.
As shown in fig. 2 to 5, the hydrogen production system comprises an electrolytic bath and a hydrogen storage tank, the electrolytic bath is connected with a water outlet pipeline, one end of the electrolytic bath is provided with an anode plate, the other end of the electrolytic bath is provided with a cathode plate, a plurality of cathode and anode plates are arranged in the electrolytic bath, the electrolytic bath is separated into a plurality of electrolysis cells through the cathode and anode plates, two adjacent electrolysis cells are communicated, a diaphragm is arranged in each electrolysis cell, each electrolysis cell is separated into an anode region and a cathode region through the diaphragm, the cathode region is connected with the hydrogen storage tank through an air duct, and a hydrogen pressurizing device is arranged on the air duct. In the present embodiment, the electrolytic cell is a tandem bipolar filter-press electrolytic cell.
Current is led in from the polar plate of electrolysis trough one end, is derived by the polar plate of the electrolysis trough other end at last, every negative and positive plate in the electrolysis trough plays negative plate and anode plate simultaneously, and positive two faces of negative and positive plate act as negative plate and anode plate in two adjacent electrolysis cell respectively promptly, and every electrolysis cell makes hydrogen simultaneously to generate hydrogen in the negative pole district, the hydrogen that generates passes through the air duct and gets into hydrogen pressure device, flows into the hydrogen storage tank after hydrogen pressure device pressurizes and stores.
As shown in fig. 1, the mooring system includes a connecting member connected to an outer sidewall of the heave plate, and a chain connected to the connecting member and having an anchor block connected thereto. In the embodiment, the anchoring system adopts a multi-point catenary anchoring mode, each connecting piece is connected with three anchor chains, and each anchor chain is connected with an anchor block. The semi-submersible platform can be fixed in a working sea area through the anchoring system, the anchoring system consisting of the connecting pieces, the anchor chains and the anchor blocks can limit the multi-degree-of-freedom movement of the semi-submersible platform, and meanwhile, the semi-submersible platform is simple to mount and dismount and is convenient to transfer when facing extreme sea conditions.
The working principle of the invention is as follows:
inflate to flexible gasbag through the inflation inlet, flexible gasbag aerifys the back inflation, under wave action, flexible gasbag takes place deformation, gas in the flexible gasbag is promoted in the flexible gasbag to the deformation of flexible gasbag flows along flexible gasbag gas outlet, flow into the air duct along the air duct air inlet, and flow through the airflow power generation system in the air duct, gas can drive the air turbine when flowing through the airflow power generation system and rotate, drive the rotor through the pivot and rotate, thereby cutting magnetism feels line electricity generation, gas flows through and flows through air duct air outlet behind the airflow power generation system, flow back to flexible gasbag through flexible gasbag air inlet, so relapse. Because the one-way valves are arranged at the air inlet and the air outlet of the vent pipeline, the gas in the vent pipeline can only flow in one direction, and the gas flowing out of the flexible air bag flows through the vent pipeline, flows through the airflow power generation system to generate power and then flows back to the flexible air bag.
Meanwhile, under the driving of wind power, the blades rotate, so that the fan hub is driven to rotate, power is generated through the power generation device inside the fan, and wind energy is converted into electric energy.
The electric energy generated by the airflow power generation system and the wind power generation system has the same voltage, frequency and phase after being adjusted by the rectifier, and can be transmitted to the hydrogen production system to provide a power supply required by water electrolysis.
The sea water filters in flowing into filter equipment through the inlet channel, passes through the granule rubbish of coarse filter subassembly filtering sea water earlier, then purifies the polluted organic matter in the sea water through active carbon filter subassembly, and the impurity liquid after the filtration passes through the impurity export and discharges, and comparatively pure sea water flow direction distillation desalination device distills through distillation desalination device and obtains the distilled water, carries the distilled water along outlet conduit in hydrogen manufacturing system's the electrolysis trough through the water pump.
The current is led in from the polar plate of electrolysis trough one end, is derived by the polar plate of electrolysis trough other end at last, and positive two faces of the negative and positive plate in the electrolysis trough act as negative plate and positive plate respectively in two adjacent electrolysis cell, and every electrolysis cell is hydrogen manufacturing simultaneously to hydrogen is produced in the negative pole district, and the hydrogen that produces gets into hydrogen pressure device through the air duct, flows into the hydrogen storage tank after the pressurization of hydrogen pressure device and stores.
Generally, the invention is based on a semi-submersible platform, a flexible airbag wave energy power generation device, a wind power generation system, a seawater filtering and desalting system and a hydrogen production system are arranged on the semi-submersible platform to form an integrated system, wave energy and offshore wind energy are comprehensively utilized to generate electricity, the obtained electric energy is used for the hydrogen production system to electrolyze water to produce hydrogen, and the electric energy is converted into chemical energy on site to be stored. The comprehensive utilization rate of ocean renewable energy sources is improved, the problems that the construction cost of a wave energy power generation device is high, the grid connection difficulty of a submarine cable is high, and the cost is high are solved, and the wave energy power generation device has a wide application prospect. The flexible air bag is deformed by the action of waves on the flexible air bag, the flexible air bag is deformed to push gas to flow in the vent pipeline, the gas flow power generation system in the vent pipeline is used for generating power, and mechanical energy generated by the flowing gas is converted into electric energy, so that wave energy power generation is realized. Under the drive of wind power, the blades rotate to further drive the fan hub to rotate, and the power is generated through the power generation device inside the fan, so that wind energy is converted into electric energy. The air bag system has a certain wave-absorbing function when the wave energy is used for generating electricity, so that the semi-submersible platform has certain buffering capacity under the wave load, the movement response of the semi-submersible platform in the waves can be reduced, and the stability of the semi-submersible platform is improved. The air guide system is positioned in the cross brace, the airflow power generation system is arranged in the air guide system, and the seawater filtering and desalting system is positioned in the buoyancy tank, so that the air guide system, the airflow power generation system and the seawater filtering and desalting system are prevented from being contacted with seawater, the corrosion damage of seawater to the air guide system and the airflow power generation system is effectively avoided, the reliability of the semi-submersible platform is improved, and the space utilization rate of the semi-submersible platform is also improved. The flexible air bag is made of a rubber film, the rubber film has high elasticity, strong plasticity and strong corrosion resistance, can avoid damage caused by wave impact and seawater corrosion to the maximum extent, and prolongs the service life. The electrolytic cell is a serial bipolar filter-press type electrolytic cell, the electrolytic cell is divided into a plurality of small electrolytic cells by a plurality of cathode and anode plates, and the small electrolytic cells produce hydrogen simultaneously, so that the occupied space is reduced, and the overall hydrogen production efficiency is improved.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such modifications are intended to be included in the scope of the present invention.
Claims (10)
1. The wave energy-wind energy power generation hydrogen production integrated system based on the semi-submersible platform is characterized in that: the system comprises a semi-submersible platform, a seawater filtering and desalting system, a hydrogen production system, a wind power generation system, an air bag system, an air guide system, an airflow power generation system and an anchoring system; the semi-submersible platform comprises a deck platform and a central column, wherein the bottom of the deck platform is connected with a plurality of buoyancy tanks, a cross brace is connected between every two adjacent buoyancy tanks, the bottoms of the buoyancy tanks are connected with heave plates, the central column is positioned between the buoyancy tanks, an inclined brace is connected between the central column and the buoyancy tanks, and a support rod is connected between the central column and the heave plates; the seawater filtering and desalting system is positioned in the buoyancy tank, the hydrogen production system is installed on the deck platform, a water outlet pipeline of the seawater filtering and desalting system is connected with the hydrogen production system, the wind power generation system is installed on the central column, the air bag system is installed on the cross brace, the air guide system is positioned in the cross brace, the air bag system is communicated with the air guide system, an air inlet of the air bag system is connected with an air outlet of the air guide system, an air outlet of the air bag system is connected with an air inlet of the air guide system, the airflow power generation system is installed in the air guide system, and the outer side wall of the heave plate is also connected with the anchoring system.
2. The wave energy-wind energy power generation and hydrogen production integrated system based on the semi-submersible platform as claimed in claim 1, characterized in that: the air bag system arrays are arranged on the cross brace, the air guide system is provided with a plurality of pairs of air inlets and air outlets, and the air bag systems correspond to the air inlets and the air outlets on the air guide system one by one.
3. The wave energy-wind energy power generation hydrogen production integrated system based on the semi-submersible platform as claimed in claim 2, characterized in that: the air bag system comprises a flexible air bag, the flexible air bag is connected to the cross brace through a bolt, waterproof glue is coated at the joint of the bolt, an air inlet and an air outlet are symmetrically arranged at the bottom of the flexible air bag, and an inflation inlet is also arranged at the bottom of the flexible air bag; the flexible air bag is made of a rubber film.
4. The wave energy-wind energy power generation and hydrogen production integrated system based on the semi-submersible platform as claimed in claim 2, characterized in that: the air guide system comprises an air duct, a plurality of pairs of air inlets and air outlets are arranged on the air duct, and one-way valves are arranged at the air inlets and the air outlets of the air duct.
5. The semi-submersible platform-based integrated wave energy-wind energy power generation and hydrogen production system according to claim 4, characterized in that: the airflow power generation system comprises an air turbine, a rotating shaft, a rotor and a stator, wherein the stator is fixedly installed inside the ventilation pipeline, the rotor is rotatably installed in the stator, and the rotor is connected with the air turbine through the rotating shaft.
6. The semi-submersible platform-based integrated wave energy-wind energy power generation and hydrogen production system according to claim 5, characterized in that: the stator comprises a base, a stator core and coils, the stator core is uniformly distributed in the base, and the coils are wound on the stator core; the rotor includes neodymium iron boron magnetism iron, rotor core and splint, and neodymium iron boron magnetism iron is located between rotor core and the splint.
7. The wave energy-wind energy power generation and hydrogen production integrated system based on the semi-submersible platform as claimed in claim 1, characterized in that: the wind power generation system comprises a tower cylinder, a fan hub and blades, wherein the tower cylinder is fixedly connected to the center column, the fan is fixedly connected to the top of the tower cylinder, the fan hub is rotatably installed on the fan, and the blades are fixedly installed on the fan hub.
8. The wave energy-wind energy power generation and hydrogen production integrated system based on the semi-submersible platform as claimed in claim 1, characterized in that: the seawater filtering and desalting system comprises a filtering device, a distillation desalting device and a water pump which are sequentially connected through pipelines, wherein a water inlet pipeline is connected onto the filtering device, a water outlet pipeline is connected onto the water pump, the water outlet pipeline is connected with the hydrogen production system, a coarse filtering component and an active carbon filtering component are arranged in the filtering device, and an impurity water outlet is also formed in the pipeline connecting the filtering device and the distillation desalting device.
9. The semi-submersible platform-based integrated wave energy-wind energy power generation and hydrogen production system according to claim 8, characterized in that: the hydrogen production system comprises an electrolytic cell and a hydrogen storage tank, the electrolytic cell is connected with a water outlet pipeline, an anode plate is arranged at one end of the electrolytic cell, a cathode plate is arranged at the other end of the electrolytic cell, a plurality of cathode and anode plates are arranged in the electrolytic cell, the electrolytic cell is divided into a plurality of electrolysis cells through the plurality of cathode and anode plates, two adjacent electrolysis cells are communicated with each other, a diaphragm is arranged in each electrolysis cell, each electrolysis cell is divided into an anode area and a cathode area through the diaphragm, the cathode area is connected with the hydrogen storage tank through an air duct, and a hydrogen pressurizing device is arranged on the air duct.
10. The wave energy-wind energy power generation and hydrogen production integrated system based on the semi-submersible platform as claimed in claim 1, characterized in that: the anchoring system comprises a connecting piece, the connecting piece is connected to the outer side wall of the heave plate, an anchor chain is connected to the connecting piece, and an anchor block is connected to the anchor chain.
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