CN110122406B - Molecular-level oxygenation device based on electrolysis and hydrogen fuel cell energy recovery - Google Patents
Molecular-level oxygenation device based on electrolysis and hydrogen fuel cell energy recovery Download PDFInfo
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- CN110122406B CN110122406B CN201910430911.0A CN201910430911A CN110122406B CN 110122406 B CN110122406 B CN 110122406B CN 201910430911 A CN201910430911 A CN 201910430911A CN 110122406 B CN110122406 B CN 110122406B
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 102
- 239000001257 hydrogen Substances 0.000 title claims abstract description 100
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 100
- 239000000446 fuel Substances 0.000 title claims abstract description 69
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 58
- 238000011084 recovery Methods 0.000 title claims abstract description 24
- 238000006213 oxygenation reaction Methods 0.000 title description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 114
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910001882 dioxygen Inorganic materials 0.000 claims abstract description 17
- 239000011148 porous material Substances 0.000 claims abstract description 15
- 238000007667 floating Methods 0.000 claims abstract description 13
- 239000007921 spray Substances 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 238000004146 energy storage Methods 0.000 claims description 12
- 238000005507 spraying Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000002955 isolation Methods 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 21
- 239000001301 oxygen Substances 0.000 abstract description 21
- 229910052760 oxygen Inorganic materials 0.000 abstract description 21
- 241001148470 aerobic bacillus Species 0.000 abstract description 2
- 238000000354 decomposition reaction Methods 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 19
- 239000012528 membrane Substances 0.000 description 8
- 239000003054 catalyst Substances 0.000 description 7
- 239000007789 gas Substances 0.000 description 6
- 239000010813 municipal solid waste Substances 0.000 description 5
- 241000251468 Actinopterygii Species 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000009360 aquaculture Methods 0.000 description 3
- 244000144974 aquaculture Species 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- 230000003204 osmotic effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 241000143060 Americamysis bahia Species 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 241000238557 Decapoda Species 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 239000010828 animal waste Substances 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
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- 238000006555 catalytic reaction Methods 0.000 description 1
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- 238000012851 eutrophication Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K63/00—Receptacles for live fish, e.g. aquaria; Terraria
- A01K63/04—Arrangements for treating water specially adapted to receptacles for live fish
- A01K63/042—Introducing gases into the water, e.g. aerators, air pumps
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/22—Fuel cells in which the fuel is based on materials comprising carbon or oxygen or hydrogen and other elements; Fuel cells in which the fuel is based on materials comprising only elements other than carbon, oxygen or hydrogen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Sustainable Development (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Hydrology & Water Resources (AREA)
- Sustainable Energy (AREA)
- Water Supply & Treatment (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
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- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Fuel Cell (AREA)
Abstract
The invention relates to a molecular oxygen increasing device based on electrolysis and hydrogen fuel cell energy recovery, which comprises a shell, a driving device, a hydrogen fuel cell, an electrolysis device, a power supply device and a floating platform, wherein the shell comprises an upper shell section and a lower shell section which are connected; the electrolysis device comprises an electrolysis anode and an electrolysis cathode; a plurality of pore channels are axially arranged in the side wall of the upper section of the shell, and electrolytic cathodes are arranged in the pore channels; the electrolysis anode is of an annular structure and is fixed in the inner cavity of the upper section of the shell; each pore channel is provided with a through hole which is communicated with the inner cavity of the upper section of the shell, and the horizontal height of the through hole is lower than that of the bottom of the electrolytic cathode. The device not only can effectively improve the oxygen content in the water body, promote the aerobic bacteria in the water body to work fast and efficiently, accelerate the decomposition of organic matters in the water body and prevent the water body from being polluted, but also can realize zero consumption of energy sources based on energy circulation and greatly reduce the operation cost.
Description
Technical Field
The invention relates to the field of environmental protection technology and aquaculture, in particular to a molecular-level oxygen increasing device based on electrolysis and energy recovery of a hydrogen fuel cell.
Background
Along with the development of the urbanization process of China, urban population is dense, the original urban pollution discharge project is imperfect, so that a large amount of domestic sewage and industrial wastewater are directly discharged to urban rivers, the rivers are seriously polluted, a large amount of black and odorous rivers appear, the body health of urban residents is seriously influenced, and the urban water ecology is seriously damaged. The treatment of the black and odorous river becomes the central importance for treating the environmental pollution.
The aquaculture industry is an important component of modern agriculture, and along with the development of the economic society and the continuous improvement of the living standard of people, the demand on various aquatic products such as fish, shrimps and the like is increasingly vigorous, and the development of the aquaculture industry is greatly promoted. Meanwhile, due to economic development, water areas such as rivers, lakes, reservoirs and the like are inevitably polluted in different degrees, the eutrophication of the water body is increasingly serious, and due to concentrated cultivation, the oxygen in the water body is greatly consumed. In the culture process, the animal waste and the redundant baits can further pollute the water body, so that the water quality of the water body is deteriorated, the normal life of aquatic organisms is seriously influenced, the cultured fishes and shrimps die in a large area, and huge economic loss is brought to farmers. Because the animal excrement and the redundant baits can not be completely digested, the organic matters sink to the bottom of the fishpond to form pond sludge with high organic matter content, so that farmers are forced to turn over the fishpond regularly, and the culture cost is increased.
The most important reason for the black and odorous river is that a large amount of pollutants are discharged, the pollutant-receiving capacity of the urban river water system is seriously exceeded, and in addition, the flowability and the water exchange capacity of the urban river are poor, the self-cleaning capacity of the urban river is greatly inhibited, and the pollution degree of the urban river is further increased. Sufficient dissolved oxygen is a source for guaranteeing the activity of the water body, and oxygen increasing is an indispensable engineering means in the treatment of black and odorous rivers and water quality improvement engineering. The existing oxygenation equipment mostly adopts water stirring type, water spraying type, waterwheel type, jet type and other oxygenation methods, and has the problems of simple oxygenation mode, low efficiency, high operation cost, weak oxygenation capacity on the bottom layer of a water body and the like.
How to improve the oxygen increasing efficiency, establish the space convection of the water body, break the dissolved oxygen stratification of the water body, and reduce the energy consumption while ensuring the sufficient oxygen increasing of the water body is the technical key to be overcome at present. Based on the molecular oxygen increasing equipment, the molecular oxygen increasing equipment based on electrolysis and energy recovery of the hydrogen fuel cell adopts a water electrolysis mode, realizes energy recovery by combining the hydrogen fuel cell, assists solar power supply and realizes molecular oxygen increasing with possible energy circulation. The up-and-down convection of the water body can be realized in the running process of the equipment, and the efficient three-dimensional oxygenation is realized.
Disclosure of Invention
The invention aims to provide a high-efficiency molecular oxygen increasing device based on electrolysis and hydrogen fuel cell energy recovery, which utilizes energy circulation to realize high-efficiency and three-dimensional oxygen increasing for a water body.
In order to achieve the technical purpose, the invention adopts the following technical scheme:
a molecular oxygen increasing device based on electrolysis and hydrogen fuel cell energy recovery comprises a shell, a driving device, a hydrogen fuel cell, an electrolysis device, a power supply device and a floating platform, wherein the shell comprises an upper shell section and a lower shell section which are connected;
the driving device is arranged above the upper section of the shell, and a transmission shaft of the driving device extends into the upper section of the shell and is connected with the water throwing wheel to drive the water throwing wheel to rotate;
the outer side wall of the upper section of the shell is provided with at least one water spray nozzle, and the water spray nozzle is connected with a water spray pipe;
the electrolysis device comprises an electrolysis anode and an electrolysis cathode; a plurality of pore channels are axially arranged in the side wall of the upper section of the shell, and electrolytic cathodes are arranged in the pore channels; the electrolytic anode is fixed in the inner cavity of the upper section of the shell; each pore passage is provided with a through hole which is communicated with the inner cavity of the upper section of the shell;
the hydrogen fuel cell is connected with an electrolysis cathode of the electrolysis device through a hydrogen recovery pipeline, collects hydrogen generated by the reaction of the electrolysis device and stores electric energy generated by the reaction to the energy storage device;
the floating platform is fixed at the top of the upper section of the shell, so that the whole shell is positioned under water; the floating platform is fixed through a fixed anchor;
the power supply device is used for supplying power to the electric device.
The device drives the water throwing wheel to rotate through the driving device, sucks the lower water body upwards to form flow from bottom to top, simultaneously quickly brings oxygen molecules generated by electrolysis into water, sprays the oxygen molecules into an external water area through the water spray opening, collects hydrogen generated by electrolysis through the hydrogen recovery pipeline, sends the hydrogen obtained by electrolysis into the hydrogen fuel cell, reacts through the hydrogen fuel cell to generate electric energy, and transmits the electric energy to the energy storage device. The power supply device can compensate the energy lost in the energy conversion of the hydrogen fuel cell, and the molecular oxygen increasing with possible amount circulation is realized through the matching design of the power of each device, so that the oxygen increasing efficiency is greatly increased, the operation of the device indirectly conveys the oxygen in the air to the water in a molecular form, and the sunlight is adopted as energy supplement to realize the high-efficiency three-dimensional oxygen increasing.
As a further improvement of the invention, the top of the upper section of the shell is closed, the cross section of the shell is circular, and the longitudinal section of the shell is rectangular; the bottom of the lower section of the shell is open, the cross section of the shell is circular, and the longitudinal section of the shell is isosceles trapezoid. The length and the diameter of the bottom opening of the lower section of the shell can be adjusted according to the actual depth of the water area so as to adapt to the engineering requirement, and water enters the oxygenation equipment from the bottom of the lower section of the shell. The shell adopts this design, can be when guaranteeing enough inflow for the water inlet velocity of flow is very low, prevents to debris adsorption, prevents that debris from getting into equipment and blockking up the pipeline, avoids stirring the mud of bottom simultaneously, makes the muddy of water become, influences the normal life of breeding the fish and shrimp.
As a further improvement of the invention, the spray pipe is arranged in a way of being tangent to the upper section of the shell, and the horizontal extending direction of the spray pipe is consistent with the rotating direction of the driving device. Furthermore, the included angle between the water spraying pipe and the horizontal plane is-30-0 degrees; the diameter of the water spraying pipe is gradually changed, and the diameter of the water outlet is larger than that of the water inlet.
As a further improvement of the invention, the through hole is arranged along the radial direction of the upper section of the shell, and the horizontal height of the through hole is lower than that of the bottom of the electrolytic negative electrode. The bottom of the electrolysis cathode is slightly higher than the position of the through hole, and the through hole is formed along the radial direction, namely is vertical to the side wall of the upper section of the shell, so that the phenomenon that negative pressure is generated due to the operation of high-speed water flow in the equipment to suck hydrogen into the equipment is avoided, and the efficient separation of the hydrogen and the oxygen is realized.
As a further improvement of the invention, the electrolysis anode is of an annular structure and is fixed below the water throwing wheel.
As a further improvement of the invention, the longitudinal section of the hydrogen fuel cell is in a gear-shaped design, so that the contact area between hydrogen and oxygen in air and a catalyst is increased, and the reaction efficiency of the hydrogen fuel cell is improved.
As a further improvement of the invention, the hydrogen fuel cell is composed of a plurality of cell units to form a fuel cell stack, and the cell units can be arranged in parallel, series-parallel and the like according to actual requirements.
As a further improvement of the invention, the air inlet of the hydrogen fuel cell is provided with an air filter for filtering the air entering the hydrogen fuel cell, thereby preventing dust from being adsorbed on the surface of the catalyst of the hydrogen fuel cell and influencing the working efficiency of the catalyst.
As a further improvement of the invention, the upper part of the hydrogen chamber of the hydrogen fuel cell is provided with an air inlet, the bottom of the hydrogen chamber is provided with an air outlet, the air outlet is controlled by a one-way check valve, only air is allowed to be exhausted from the hydrogen chamber, and outside air is not allowed to enter the hydrogen chamber through the lower air outlet. Hydrogen chamber upper portion sets up the air inlet and lets in hydrogen, and the lower part sets up the gas vent, and hydrogen density is little, and the water that can effectually condense into with the indoor original air of hydrogen and the steam that hydrogen carried passes through the gas vent and discharges, and the later stage of being convenient for overhauls the back, and quick exhaust guarantees the purity of the indoor hydrogen of hydrogen, improves reaction efficiency.
The air chamber of the hydrogen fuel cell is divided into an air outer chamber and air inner chambers at two sides by two perforated partition plates; the perforated isolation plate is obliquely perforated upwards; the air outer chamber is connected with an air filter, and a one-way check valve is arranged at the joint of the air outer chamber and the air filter; the bottom of the air inner chamber is provided with a plurality of air outlets which are controlled by a one-way check valve.
As a further improvement of the invention, the air chamber of the hydrogen fuel cell is divided into an air outer chamber and two sides of the air inner chamber by two perforated partition plates; the perforated separation plate is perforated upwards in an inclined mode, air flow is directly blown to the positive electrode side of the hydrogen fuel cell when air is forced to enter the inner chamber from the outer chamber, and reaction efficiency is improved. The air outer chamber is connected with an air filter, a one-way check valve is arranged at the joint of the air outer chamber and the air filter, only air is allowed to enter the outer chamber from the outside, and gas is not allowed to flow backwards; the bottom of the air inner chamber is provided with a plurality of air outlets which are controlled by a one-way check valve, only air is allowed to be discharged from the air inner chamber, and air is not allowed to move backwards. This design can guarantee that fuel cell is under non-operating condition, and the inner chamber is in the confined state, guarantees the inside certain humidity of battery, prevents that proton osmotic membrane moisture content from crossing the reaction efficiency decline that leads to and proton osmotic membrane dehydration after shrink the proton osmotic membrane damage that arouses excessively. The air outlet at the bottom of the air inner chamber is connected with the cooling fan of the driving device, and the cooling fan of the driving device is utilized to suck air into the anode side of the hydrogen fuel cell, so that the air suction amount is increased, and the fuel cell is cooled while the quick and efficient reaction of the hydrogen fuel cell is ensured.
As a further improvement of the invention, the electrolytic anode is arranged at the position 5-10cm below the water throwing wheel and is connected with the inner surface of the side wall of the upper section of the shell through a fixed rod, and the fixed rod is made of an insulating material or the same material as the electrolytic anode; the distance between the electrolytic anode and the electrolytic cathode is controlled to be about 2cm, and the electrolytic voltage is 12V-24V.
As a further improvement of the invention, the floating body is made of light materials such as plastic or foam.
As a further improvement of the invention, the upper section of the shell is made of insulating materials.
As a further improvement of the invention, the bottom of the shell is provided with a trash rack; the trash screen is provided with square or round holes, and the aperture is not more than 0.5 cm. The blocking net can prevent small fish or sundries in water from entering the equipment to influence the operation of the equipment.
As a further improvement of the invention, a waterproof oil seal is arranged at the bearing part where the transmission shaft and the water throwing wheel are connected, so that water at the lower part is prevented from entering the driving device.
As a further improvement of the invention, the driving device is a waterproof direct current speed reduction motor.
As a further improvement of the invention, the power supply device is a solar power supply device; the electric energy generated by the hydrogen fuel cell is stored in an energy storage device of the solar power supply device.
The device drives the water throwing wheel to rotate through the driving device, so that a water body forms three-dimensional convection, when the motor is started, the electrolysis device supplies power through the energy storage device to electrolyze water entering the equipment, oxygen molecules generated by electrolysis are rapidly taken away by high-speed water flow inside the equipment and sprayed to an external water area to realize molecular oxygen enrichment, in the electrolysis device, an electrolysis anode is placed in an inner cavity of a shell, when the device runs, high-speed water flow can be generated inside the device, oxygen generated by the electrolysis anode is rapidly taken away, hydrogen generated by an electrolysis cathode is low in density and rapidly upwards gathered in a pore channel to enter a recovery pipeline; in addition, the bottom of the electrolysis cathode is slightly higher than the position of the through hole, and the through hole is vertical to the outer wall, so that negative pressure generated by operation of high-speed water flow in the equipment is avoided, hydrogen is sucked into the equipment, and efficient separation of hydrogen and oxygen is realized. Hydrogen generated by electrolysis enters a hydrogen fuel cell through a hydrogen recovery pipeline, and is reacted by the hydrogen fuel cell to generate electric energy which is supplied to an energy storage device; the solar power supply device generates electric energy under the action of sunlight, and the electric energy is further supplied to the energy storage device to make up for energy loss in the reaction process so as to achieve energy balance and realize molecular oxygen enrichment. The operation of the equipment can lead the water area to be controlled to form the convection from bottom to top, lead the sludge rich in organic matters at the bottom of the polluted water body to be accelerated and digested under the action of aerobic bacteria, and realize the improvement of the whole water quality. The long-term operation of equipment can activate the self-purification ability of water, when realizing oxygenation, activates the vitality of the inside microorganism of water, impels the inside good oxygen fungus of water high efficiency work, accelerates the decomposition to the inside organic matter of water, under the effect of water three-dimensional convection, brings the eutrophic water in bottom to water upper portion, under the combined action of microorganism and sunshine, realizes clearing up organic matter fast, reaches the purpose that quality of water promoted.
Drawings
FIG. 1 is a schematic diagram of the apparatus of the present invention;
the device comprises a driving device 1, a waterproof oil seal 2, a transmission shaft 3, a water throwing wheel 4, a hydrogen fuel cell 5, a water spray pipe 6, an electrolysis anode 7, an electrolysis cathode 8, a shell upper section 9, a flange 10, a shell lower section 11, a dirt blocking net 12, a hydrogen recovery pipeline 13, an air filter 14, a hydrogen fuel cell unit 15, a solar panel 16, an energy storage device 17, a floating platform 18 and a fixed anchor 19.
FIG. 2 is a cross-sectional view of a water slinger.
FIG. 3 is a longitudinal cross-sectional view of a hydrogen fuel cell;
the hydrogen-gas generator comprises a one-way check valve 20, an opening isolation plate 21, an air suction opening 22, a hydrogen inlet 23, an air outlet 24, a hydrogen chamber 25, an air inner chamber 26 and an air outer chamber 27.
FIG. 4 is a top view of a hydrogen fuel cell;
28, and 28. a hydrogen fuel cell shell.
FIG. 5 is a cross-sectional view of a hydrogen fuel cell unit;
wherein, 29 is gas diffusion layer, 30 is catalyst layer, 31 is proton permeable membrane.
FIG. 6 is a schematic sectional view of an electrolyzer;
wherein, 32, a pore channel; 33. fixing the rod; 34. a through hole.
Detailed Description
The technical solution of the present invention is further explained below with reference to the embodiment and the accompanying drawings.
Example 1
The device shown in fig. 1-6 comprises a shell, a driving device 1, a hydrogen fuel cell 5, an electrolysis device, a power supply device and a floating platform 18, wherein the shell comprises a shell upper section 9 and a shell lower section 11 which are connected through a flange 10; the top of the upper section 9 of the shell is closed, the cross section is circular, and the longitudinal section is rectangular; the bottom of the lower section 11 of the shell is open, the cross section is circular, and the longitudinal section is isosceles trapezoid.
Drive arrangement 1 is waterproof direct current deceleration motor, sets up in shell upper segment 9 tops, and inside drive arrangement 1 transmission shaft 3 stretched into shell upper segment 9, the connection was got rid of water wheel 4, and the drive is got rid of water wheel 4 and is rotated. The bearing part of the transmission shaft 3 connected with the water throwing wheel 4 is provided with a waterproof oil seal 2 for sealing, and water splash is prevented from splashing into the transmission shaft 3. The water slinger 4 is a 3-blade or 4-blade water slinger as shown in figure 2.
The outer side wall of the upper section 9 of the shell is provided with at least one water spraying opening, and the central height of the water spraying opening is consistent with that of the water throwing wheel 4; the water spraying nozzle is connected with a water spraying pipe 6; the spray pipe 6 is arranged tangentially to the upper section 9 of the housing, and the horizontal extension direction of the spray pipe 6 is consistent with the rotation direction of the driving device 1. The included angle between the water spraying pipe 6 and the horizontal plane is-30-0 degrees; the diameter of the water spraying pipe 6 is designed in a gradual change way, and the diameter of the water outlet is larger than that of the water inlet. In the embodiment, the diameter of the water outlet is 50-80mm, and the diameter of the water inlet is 40-50 mm.
The electrolysis device has a structure as shown in FIG. 6, and comprises an electrolysis positive electrode 7 and an electrolysis negative electrode 8; a plurality of pore channels 32 are axially arranged in the side wall of the upper section 9 of the shell, and the pore channels 32 are designed to avoid the opening position of the water jet; the electrolytic cathode 8 is arranged in the pore channel 32; the electrolytic anode 7 is of an annular structure, the electrolytic anode 7 is arranged at the position 5-10cm below the water throwing wheel 4 and is connected with the inner surface of the side wall of the upper section 9 of the shell through a fixing rod 33, and the fixing rod 33 is made of an insulating material or the same material as the electrolytic anode; each pore canal 32 is provided with a through hole 34, the through hole 34 is vertical to the side wall of the shell and is communicated with the inner cavity of the upper section 9 of the shell, so that the electrolytic anode 7 and the electrolytic cathode 8 are communicated, and the horizontal height of the through hole 34 is lower than that of the bottom of the electrolytic cathode 8. The distance between the electrolytic anode and the electrolytic cathode is controlled to be about 2cm, and the electrolytic voltage is 12V-24V.
The hydrogen fuel cell 5 is connected to the electrolysis anode 8 of the electrolysis apparatus via a hydrogen recovery line 13, and collects hydrogen gas generated by the reaction of the electrolysis apparatus. The hydrogen fuel cell 5 has a structure as shown in FIGS. 3 to 5, and has a gear-shaped vertical section. The hydrogen fuel cell 5 may adopt an existing hydrogen fuel cell structure including a hydrogen fuel cell housing 28, a hydrogen gas chamber 25 and an air chamber provided in the housing, a hydrogen fuel cell unit 15 for reaction provided between the hydrogen gas chamber and the air chamber, and a structure including a gas diffusion layer 29, a catalyst layer 30 and a proton permeable membrane 31. In the present embodiment, the air chamber of the hydrogen fuel cell is divided into an air outer chamber 27 and two air inner chambers 26 by two perforated partition plates 21; the perforated isolation plate 21 is perforated obliquely upwards; the air outer chamber 27 is connected with the air filter 14, and a one-way check valve 20 is arranged at the joint of the air outer chamber 27 and the air filter 14; the air outlet 24 is connected to the heat radiation fan of the driving device 1, and air is sucked into the anode side of the hydrogen fuel cell through the suction opening 22. The air vent 24 is controlled using a one-way check valve 20. The hydrogen chamber 25 of the hydrogen fuel cell 5 is provided with an air inlet 23 at the upper part and an air outlet at the bottom, and the air outlet is controlled by a one-way check valve 20.
In this embodiment, the hydrogen fuel cell 5 is composed of a plurality of cell units, which form a fuel cell stack, and the cell units are arranged in parallel, series, or series-parallel.
The floating platform 18 is made of light materials such as plastic or foam and is fixed at the top of the upper section 9 of the shell, so that the whole shell is positioned under water; the floating platform 18 is secured by a tie-down anchor 19.
The power supply device is a solar power supply device and comprises a solar panel 16 and an energy storage device 17; the electrical energy generated by the hydrogen fuel cell 5 is stored in the energy storage device 17.
In this embodiment, the bottom of the lower section 11 of the housing is provided with a trash rack 12; the trash screen 12 is provided with a square or round hole with the aperture not larger than 0.5cm, and water enters the oxygenation equipment from the bottom of the lower section 11 of the shell.
Put into the water with above-mentioned device, the device floats on the water surface under the effect of floating platform 18, and the switch on power under waterproof direct current motor 1 effect, drives transmission shaft 3 and gets rid of the rotation of water wheel 4 for the lower part water passes through trash rack 12 and gets into inside the equipment, and electrolytic device starts simultaneously, electrolyzes the water that gets into inside the equipment, produces the oxygen molecule and is taken away by high-speed rivers, and sprays outside water, realizes the molecular level oxygenation to the water. Meanwhile, hydrogen generated by electrolysis enters the hydrogen fuel cell 5 through the hydrogen recovery pipeline 13, the hydrogen enters the hydrogen chamber 25 through the hydrogen inlet 23, the hydrogen contacts the catalyst layer 30 through the gas diffusion layer 29, hydrogen molecules lose two electrons through catalysis and become two protons, the electrons cannot pass through the proton permeable membrane 31 and only enter the anode side of the fuel cell through circuit circulation, the protons can smoothly pass through the proton permeable membrane 31 and directly reach the anode side of the fuel cell, and under the action of the catalyst, oxygen molecules in air, the protons reaching the anode side through the proton permeable membrane 31 and the electrons circularly reaching the anode side through an external circuit react to generate water. Chemical energy is converted into electric energy through the reaction of the fuel cell, partial recovery of electrolytic energy is realized, the electric energy is stored in the energy storage device 17, and molecular oxygen increasing with energy circulation is realized by matching with electric energy supplement of the solar power supply device.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and it will be appreciated by those skilled in the art that various modifications may be made to the embodiments described above, or equivalent arrangements may be made to replace some of the features of the present invention without departing from the spirit and the scope of the present invention.
Claims (7)
1. A molecular oxygen increasing device based on electrolysis and hydrogen fuel cell energy recovery is characterized by comprising a shell, a driving device (1), a hydrogen fuel cell (5), an electrolysis device, a power supply device, an energy storage device (17) and a floating platform (18), wherein the shell comprises an upper shell section (9) and a lower shell section (11) which are connected;
the driving device (1) is arranged above the upper section (9) of the shell, and a transmission shaft (3) of the driving device (1) extends into the upper section (9) of the shell, is connected with the water throwing wheel (4) and drives the water throwing wheel (4) to rotate;
the outer side wall of the upper section (9) of the shell is provided with at least one water spray nozzle, and the water spray nozzle is connected with a water spray pipe (6);
the electrolysis device comprises an electrolysis positive electrode (7) and an electrolysis negative electrode (8); a plurality of pore channels (32) are axially arranged in the side wall of the upper section (9) of the shell, and electrolytic cathodes (8) are arranged in the pore channels (32); the electrolytic anode (7) is fixed in the inner cavity of the upper section (9) of the shell; each pore canal (32) is provided with a through hole (34) which is communicated with the inner cavity of the upper section (9) of the shell; the electrolytic anode (7) is of an annular structure and is fixed below the water throwing wheel (4); the longitudinal section of the hydrogen fuel cell (5) is in a gear shape;
the hydrogen fuel cell (5) is connected with an electrolysis cathode (8) of the electrolysis device through a hydrogen recovery pipeline (13), collects hydrogen generated by the reaction of the electrolysis device, and stores electric energy generated by the reaction to an energy storage device (17); the air chamber of the hydrogen fuel cell is divided into an air outer chamber (27) and two air inner chambers (26) through two perforated partition plates (21); the perforated isolation plate (21) is perforated obliquely upwards; the air outer chamber (27) is connected with the air filter (14), and a one-way check valve (20) is arranged at the joint of the air outer chamber (27) and the air filter (14); the bottom of the air inner chamber (26) is provided with a plurality of exhaust ports (24), the exhaust ports (24) at the bottom of the air inner chamber are connected to a cooling fan of the driving device (1), and the exhaust ports (24) are controlled by a one-way check valve (20);
the floating platform (18) is fixed at the top of the upper section (9) of the shell, so that the whole shell is positioned under water; the floating platform (18) is fixed through a fixed anchor (19);
the power supply device is used for supplying power to the electric device.
2. The molecular oxygen increasing device based on electrolysis and energy recovery of the hydrogen fuel cell as claimed in claim 1, wherein the top of the upper casing section (9) is closed, the cross section is circular, and the longitudinal section is rectangular; the bottom of the lower section (11) of the shell is open, the cross section is circular, and the longitudinal section is isosceles trapezoid.
3. The molecular oxygen increasing device based on electrolysis and energy recovery of the hydrogen fuel cell according to claim 1, wherein the water spray pipe (6) is arranged tangentially to the upper section (9) of the housing, and the horizontal extension direction of the water spray pipe (6) is consistent with the rotation direction of the driving device (1).
4. The molecular oxygen increasing device based on electrolysis and energy recovery of the hydrogen fuel cell according to claim 1, wherein the water spray pipe (6) forms an angle of-30-0 degrees with the horizontal plane; the diameter of the water spraying pipe (6) is designed to be gradually changed, and the diameter of the water outlet is larger than that of the water inlet.
5. The molecular oxygen increasing device based on electrolysis and energy recovery of the hydrogen fuel cell as claimed in claim 1, wherein the through holes (34) are opened along the radial direction of the upper section (9) of the shell, and the level of the through holes (34) is lower than that of the bottom of the electrolysis cathode (8).
6. The molecular oxygen increasing device based on electrolysis and energy recovery of the hydrogen fuel cell according to claim 1, wherein the hydrogen fuel cell (5) is composed of a plurality of cell units, forming a fuel cell stack, and the cell units are arranged in parallel, series or series-parallel.
7. The molecular oxygen increasing device based on electrolysis and energy recovery of the hydrogen fuel cell according to claim 1, wherein the hydrogen chamber (25) of the hydrogen fuel cell (5) is provided with an air inlet (23) at the upper part and an air outlet at the bottom, and the air outlet is controlled by a one-way check valve (20).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910430911.0A CN110122406B (en) | 2019-05-22 | 2019-05-22 | Molecular-level oxygenation device based on electrolysis and hydrogen fuel cell energy recovery |
| PCT/CN2019/090600 WO2020232766A1 (en) | 2019-05-22 | 2019-06-10 | Molecular-scale oxygenation device based on electrolysis and hydrogen fuel cell energy recovery |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910430911.0A CN110122406B (en) | 2019-05-22 | 2019-05-22 | Molecular-level oxygenation device based on electrolysis and hydrogen fuel cell energy recovery |
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| CN110122406A CN110122406A (en) | 2019-08-16 |
| CN110122406B true CN110122406B (en) | 2021-09-21 |
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| WO (1) | WO2020232766A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108293947A (en) * | 2018-03-20 | 2018-07-20 | 南京森淼环保科技有限公司 | A kind of aquaculture aeration equipment |
| CN108411328A (en) * | 2018-06-13 | 2018-08-17 | 四川大爱科技有限公司 | A kind of device of Electrowinning oxygen |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070062820A1 (en) * | 2005-09-06 | 2007-03-22 | Smotkin Eugene S | Fuel cell cogeneration system |
| CN203087296U (en) * | 2012-09-19 | 2013-07-31 | 李华贤 | Solar water body oxygenating ark |
| CN105347521A (en) * | 2015-12-07 | 2016-02-24 | 张彬 | Low-energy-consumption water oxygen increasing device |
| CN108178288B (en) * | 2018-01-09 | 2020-04-28 | 宁波大红鹰学院 | River pollutant biological treatment device |
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2019
- 2019-05-22 CN CN201910430911.0A patent/CN110122406B/en active Active
- 2019-06-10 WO PCT/CN2019/090600 patent/WO2020232766A1/en active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108293947A (en) * | 2018-03-20 | 2018-07-20 | 南京森淼环保科技有限公司 | A kind of aquaculture aeration equipment |
| CN108411328A (en) * | 2018-06-13 | 2018-08-17 | 四川大爱科技有限公司 | A kind of device of Electrowinning oxygen |
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| WO2020232766A1 (en) | 2020-11-26 |
| CN110122406A (en) | 2019-08-16 |
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