CN113755856A - Full-immersion type vertical unit water electrolysis hydrogen production system and use method thereof - Google Patents
Full-immersion type vertical unit water electrolysis hydrogen production system and use method thereof Download PDFInfo
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 121
- 239000001257 hydrogen Substances 0.000 title claims abstract description 121
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 121
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 116
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 77
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 36
- 238000007654 immersion Methods 0.000 title claims abstract description 17
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000003860 storage Methods 0.000 claims abstract description 35
- 238000012544 monitoring process Methods 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 238000001035 drying Methods 0.000 claims abstract description 8
- 239000007789 gas Substances 0.000 claims description 26
- 238000013461 design Methods 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 abstract description 2
- 239000003513 alkali Substances 0.000 description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 8
- 239000001301 oxygen Substances 0.000 description 8
- 229910052760 oxygen Inorganic materials 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 239000003792 electrolyte Substances 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
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- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
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- C—CHEMISTRY; METALLURGY
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- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/02—Hydrogen or oxygen
- C25B1/04—Hydrogen or oxygen by electrolysis of water
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/02—Process control or regulation
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B15/00—Operating or servicing cells
- C25B15/02—Process control or regulation
- C25B15/023—Measuring, analysing or testing during electrolytic production
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/60—Constructional parts of cells
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- 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
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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Abstract
The invention discloses a full-immersion type vertical unit water electrolysis hydrogen production system, and relates to the technical field of hydrogen energy. The device comprises a vertical array hydrogen production unit and a full-immersion auxiliary system, wherein the vertical array hydrogen production unit sequentially comprises an electrolytic bath, a gas-liquid separator, a drying and purifying device and a hydrogen pressurizing device from bottom to top, and a plurality of groups of vertical array hydrogen production units are arranged in parallel at intervals; the full-immersion auxiliary system comprises a water sealing container, a storage system, a cooling circulation system and an image monitoring system; the hydrogen pressurizing device is connected with the storage system. The invention carries out the optimization design on the basis of the structural form of the conventional plane arrangement water electrolysis hydrogen production system, changes the mode of the separate arrangement of the functions of the traditional hydrogen production station, adopts the vertical array arrangement, fully utilizes the vertical height space and reduces the restriction of the horizontal length. The invention also relates to a using method of the full-immersion type vertical unit water electrolysis hydrogen production system.
Description
Technical Field
The invention relates to the technical field of hydrogen energy, in particular to a full-immersion type vertical unit water electrolysis hydrogen production system. The invention also relates to a using method of the full-immersion type vertical unit water electrolysis hydrogen production system.
Background
It is well known that hydrogen is the lightest element in nature and its use is very widespread, involving almost every field of national economy. With the increasing exhaustion of disposable fossil fuels such as petroleum, coal and the like and the great pollution of energy sources, hydrogen has great application prospect as a clean and renewable energy source; therefore, there is a need for pioneering research in hydrogen production technology, hydrogen storage materials, and utilization of hydrogen energy.
Because the hydrogen production by water electrolysis has great advantages compared with other schemes, the research of the industry at present focuses on hydrogen production by water electrolysis, and the traditional hydrogen production system by water electrolysis mainly faces the following two problems:
1) the hydrogen production plant has a large requirement on site area: no matter the mode of alkali liquor, PEM proton exchange membrane or solid oxide is adopted, most of hydrogen production equipment is arranged in a plane in the past, the arrangement mode is arranged side by side according to the size of a single electrolytic cell, and the occupied area is increased greatly along with the increase of the hydrogen production scale; in practical conditions, a large enough hydrogen production site cannot be provided, or a large amount of construction investment is increased to meet the requirements of the hydrogen production site; therefore, the structural form of the water electrolysis hydrogen production device needs to be optimally designed.
2) The water electrolysis hydrogen production is to decompose water in corresponding electrolyte solution by electrifying to generate hydrogen; hydrogen is a flammable and explosive gas, has large permeability and strong penetrating power, is easy to leak in an open space, and can cause combustion or explosion once being gathered to a certain concentration and meeting sparks; therefore, how to safely and reliably prevent or avoid the hydrogen production leakage to cause safety accidents in the hydrogen production and storage processes is very critical.
Therefore, under the condition of considering saving the occupied land and ensuring the safety and the reliability, the development of the full-immersion type vertical unit water electrolysis hydrogen production system is necessary.
Disclosure of Invention
The first purpose of the present invention is to overcome the above disadvantages of the background art, and to provide a full-immersion type vertical unit hydrogen production system by water electrolysis.
The second purpose of the invention is to provide a using method of the full-immersion type vertical unit water electrolysis hydrogen production system.
In order to achieve the first object, the technical scheme of the invention is as follows: the utility model provides a vertical unit water electrolysis hydrogen manufacturing system of full dip type which characterized in that: the system comprises a plurality of groups of vertical array hydrogen production units and a full-immersion auxiliary system, wherein each group of vertical array hydrogen production units sequentially comprises a plurality of electrolytic tanks, a gas-liquid separator, a drying and purifying device and a hydrogen pressurizing device from bottom to top, and the plurality of groups of vertical array hydrogen production units are arranged in parallel at intervals;
the fully-immersed auxiliary system comprises a water-sealed container, a storage system positioned at the inner top of the water-sealed container, a cooling circulation system connected with the water-sealed container and an image monitoring system connected with the water-sealed container;
the vertical array hydrogen production unit is positioned at the bottom in the water-sealed container, and the hydrogen pressurization device is connected with the storage system.
In the technical scheme, the fully-immersed auxiliary system further comprises a leakage collection gas storage room, the leakage collection gas storage room is located at the top of the water-tight container, the top of the leakage collection gas storage room is connected with an exhaust pipe, and the exhaust pipe is provided with an exhaust valve.
In the technical scheme, the cooling circulation system comprises a water replenishing pipe and a water outlet pipe, the water replenishing pipe and the water outlet pipe are both connected with the side face of the bottom in the water-tight container, a water replenishing valve is arranged on the water replenishing pipe, and a water outlet valve is arranged on the water outlet pipe.
In the technical scheme, the side surface of the inner top of the water-sealed container is connected with a water drain pipe, the side surface of the inner bottom of the water-sealed container is connected with an emptying pipe, a water drain valve is arranged on the water drain pipe, and an emptying valve is arranged on the emptying pipe.
In the technical scheme, the top of the water sealing container is provided with a transparent cover plate.
In order to achieve the second object, the invention has the technical scheme that: the use method of the full-immersion type vertical unit water electrolysis hydrogen production system is characterized by comprising the following steps:
step 1: opening a water replenishing valve, injecting water into the water-sealed container by a water replenishing pipe, closing a water outlet valve and an emptying valve, opening an exhaust valve until the water level line in the water-sealed container is flush with the observation window, and then closing the water replenishing valve and the exhaust valve to start normal operation of the system;
step 2: when gas leakage occurs, bubbles can be formed in the leaked gas in water, the bubble form can be observed through a transparent cover plate at the top of a water-sealed container or the movement track and form of the bubbles can be detected by an image monitoring system to judge the leakage condition, and a leakage collecting and gas storing room is opened to recover the gas or discharge the gas;
and step 3: and when the gas leakage amount exceeds the threshold value of the image monitoring system, the image monitoring system directly closes the vertical array hydrogen production unit.
Compared with the prior art, the invention has the following advantages:
1) the invention carries out the optimization design on the basis of the structural form of the conventional plane arrangement water electrolysis hydrogen production system, changes the mode of the separate arrangement of the functions of the traditional hydrogen production station, adopts the vertical array arrangement, fully utilizes the vertical height space and reduces the restriction of the horizontal length.
2) The vertical array hydrogen production unit and the storage system are both arranged in the water-sealed container, the vertical array hydrogen production unit is connected with the storage system through a pipeline, and the vertical array hydrogen production unit and the storage system divide the inside of the water-sealed container into two underwater spaces; the water-tight container is filled with water, and the vertical array hydrogen production unit and the storage system are both underwater, so that a better cooling effect can be ensured.
3) The invention combines an image monitoring system to monitor various abnormal problems and carry out alarming and control; meanwhile, by utilizing the characteristic that hydrogen is insoluble in water, leaked hydrogen is collected to a leakage collection gas storage room to be intensively recovered or discharged outdoors, so that the leakage of hydrogen is observed in time and timely recovered, the requirement on building arrangement is lowered, and the water electrolysis hydrogen production system which has high space utilization rate and is safe and stable in operation is comprehensively realized.
Drawings
FIG. 1 is a schematic diagram of the structure of a vertical array hydrogen production unit of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Detailed Description
The embodiments of the present invention will be described in detail with reference to the accompanying drawings, which are not intended to limit the present invention, but are merely exemplary. While the advantages of the invention will be apparent and readily appreciated by the description.
With reference to the accompanying drawings: the utility model provides a vertical unit water electrolysis hydrogen manufacturing system of full dip type which characterized in that: the system comprises a plurality of groups of vertical array hydrogen production units 1 and a full-immersion auxiliary system 2, wherein each group of vertical array hydrogen production units 1 sequentially comprises a plurality of electrolytic tanks 11, a gas-liquid separator 12, a drying and purifying device 13 and a hydrogen pressurizing device 14 from bottom to top, and the plurality of groups of vertical array hydrogen production units 1 are arranged in parallel at intervals;
the fully-immersed auxiliary system 2 comprises a water-sealed container 21, a storage system 22 positioned at the inner top of the water-sealed container 21, a cooling circulation system 23 connected with the water-sealed container 21, and an image monitoring system 24 connected with the water-sealed container 21;
the vertical array hydrogen production unit 1 is positioned at the bottom in a water-tight container 21, and the hydrogen pressurizing device 14 is connected with a storage system 22.
The fully immersed auxiliary system 2 further comprises a leakage collection air storage room 25, the leakage collection air storage room 25 is positioned at the top of the water-tight container 21, the top of the leakage collection air storage room 25 is connected with an exhaust pipe 251, and an exhaust valve 252 is arranged on the exhaust pipe 251.
The cooling circulation system 23 comprises a water replenishing pipe 231 and a water outlet pipe 232, the water replenishing pipe 231 and the water outlet pipe 232 are both connected with the side surface of the bottom in the water sealing container 21, a water replenishing valve 233 is arranged on the water replenishing pipe 231, and a water outlet valve 234 is arranged on the water outlet pipe 232.
The side surface of the inner top of the water sealing container 21 is connected with a drain pipe 211, the side surface of the inner bottom of the water sealing container 21 is connected with an emptying pipe 212, a drain valve 213 is arranged on the drain pipe 211, and an emptying valve 214 is arranged on the emptying pipe 212.
The top of the water-tight container 21 is provided with a transparent cover plate 215.
The use method of the full-immersion type vertical unit water electrolysis hydrogen production system is characterized by comprising the following steps:
step 1: opening a water replenishing valve 233, filling water into the water-sealed container 21 through a water replenishing pipe 231, closing a water outlet valve 234 and an emptying valve 214, opening an exhaust valve 252 until the water level line in the water-sealed container 21 is flush with the observation window, then closing the water replenishing valve 233 and the exhaust valve 252, and starting normal operation of the system;
step 2: when gas leakage occurs, bubbles can be formed in water by the leaked gas, the bubble form can be observed through the transparent cover plate 215 at the top of the water-sealed container 21 or the movement track and form of the bubbles are detected by the image monitoring system 24 to judge the leakage condition, and the leakage collecting and gas storing room 25 is opened to recover the gas or discharge the gas;
and step 3: when the gas leakage exceeds the threshold of the image monitoring system 24, the image monitoring system 24 directly shuts down the vertical array hydrogen production unit 1.
In actual use, the function of the vertical array hydrogen production unit 1 is described as follows:
an electrolytic cell 11: the electrolysis water is used for producing hydrogen and oxygen by electrolyzing water, and the whole electrolysis process is carried out in the electrolytic bath 11; inside the electrolytic bath 11, the power-on and alkali liquor systems are isolated from the outside by adopting sealing equipment, and other protective shells can be directly immersed in water.
The gas-liquid separator 12: the water in the electrolytic bath 11 is decomposed into H under the action of direct current2And O2And the electrolyte and the circulating electrolyte respectively enter a hydrogen (oxygen) separator for gas-liquid separation. The separated hydrogen (oxygen) gas is controlled by a regulating valve to be output and enters the next process treatment process.
Drying and purifying device 13: for drying and purification of hydrogen.
Hydrogen compression device 14: and a compressor is adopted to ensure that the pressure of the hydrogen reaches the storage or delivery requirement.
An alkaline liquid tank: the alkali liquor box is used for preparing alkali liquor for the first time and conveying the alkali liquor to the hydrogen production system through the alkali liquor pump, can be used for storing the alkali liquor returned from the hydrogen production system during maintenance, and is used together with the water replenishing system.
Water supplement system: the water replenishing system is a reservoir for hydrogen production water, pure water is automatically replenished to the hydrogen production system through a water replenishing pump, and alkali liquor returned from the hydrogen production system can be stored during maintenance.
Vertical array structure support 15: stainless steel or other metal structural members are adopted to form a flat and box-shaped integral structure frame which can be divided into four layers of vertical arrangement spaces of an electrolytic bath, separation, purification and drying and pressurized storage; the device is an integral support foundation which is reinforced, weighted, safe, overturn-proof and deformation-proof, and can realize quick and rear-mounted installation and expansion.
The function of the fully submerged attachment system 2 is described as follows:
water seal container 21: the container is filled with water, the electrolytic cell 11 and the storage system 22 are arranged in the water to be submerged, and hydrogen is prevented from leaking to the external space to form potential safety hazards; the top is provided with a transparent cover plate 215 for observing the running condition of the device in a whole course and all directions.
The storage system 22: the device is used for storing hydrogen and oxygen prepared by electrolyzed water in a grading way, the storage can be made of metal materials or novel light composite materials, and relevant requirements need to meet relevant standards and regulations such as GB 4962-2008 'technical code for hydrogen use safety'.
Image monitoring system 24: the electrolytic water pressure, temperature, circulating water flow and the like.
Leak collection gas storage room 25: the hydrogen gas recovery device is used for timely recovering or discharging hydrogen gas once leakage occurs, and is matched with the observation room and the exhaust valve 252.
Cooling circulation system 23: and the external circulating pump is used for circularly cooling the water in the water sealing container 21 and removing the heat dissipating capacity of the equipment in the hydrogen production process.
The invention is optimally designed on the basis of the structural form of the conventional planar arrangement water electrolysis hydrogen production system, and changes the way of the separate arrangement of the functions of the traditional hydrogen production station (when the scale of water electrolysis hydrogen production is 10MW or 1000 nm)3At/h, a conventional floor plan requires 1000m2) In a vertical array arrangement (frame)A rack structure) to make full use of the vertical height space and reduce the restriction of the horizontal length; meanwhile, the hydrogen production system and the hydrogen storage system are both arranged in the water-sealed container and are connected through a pipeline to form two separated underwater spaces in the water-sealed container. The water-tight container is filled with water, and the hydrogen production equipment and the hydrogen-containing equipment are arranged under water, so that a better cooling effect can be ensured.
The present invention combines the image monitoring system 24 to monitor various abnormal problems and to alarm and control. Meanwhile, by utilizing the characteristic that hydrogen is insoluble in water, leaked hydrogen is collected to a gas storage device for centralized recovery or is discharged outdoors, so that the hydrogen leakage is observed in time and timely recovered, and the requirement on building arrangement is reduced. Comprehensively realizes a water electrolysis hydrogen production system with high space utilization rate and safe and stable operation.
As shown in figure 1, each group of vertical array hydrogen production units 1 adopts vertical four-layer arrangement, four hydrogen production units are arranged, the maximum power of an alkali liquor electrolysis system of each hydrogen production unit is about 5MW, and the hydrogen production rate is 1000nm3H; as shown in fig. 2, each group of vertical array hydrogen production units 1 is spaced by 2m, multiple groups are operated in parallel, and the generated hydrogen is stored in a storage system 22 under pressure;
the process flow of the water electrolysis hydrogen production in each group of vertical array hydrogen production units 1 is basically the same as the conventional water electrolysis hydrogen production process flow, and the difference is that:
1) as shown in fig. 1, the electrolytic bath 11, the gas-liquid separator 12, the drying and purifying device 13, the hydrogen compression device 14 and the like are arranged in a vertical array, and all the components are communicated through pipelines; electrolyte supplemented by a water supplementing system and an alkaline liquid tank is received in the electrolytic cell 11, then electric energy is supplied to the electrolytic cell 11 through a power distribution control cabinet, hydrogen and oxygen are generated through electrolysis, and high-purity hydrogen and oxygen are prepared through the equipment and the process.
2) The hydrogen-containing devices are all arranged in a water-tight container 21 filled with water, and the influence of water pressure on the body is considered by each device; the oxygen conveying pipeline and the hydrogen conveying pipeline which are connected with the hydrogen storage and oxygen storage device are provided with anti-static grounding; the connecting cables of the components such as instruments, meters, electric control equipment and the like are all waterproof, and underwater corrosion-resistant sealed pipelines are used as protective sleeves.
Other parts not described belong to the prior art.
Claims (6)
1. The utility model provides a vertical unit water electrolysis hydrogen manufacturing system of full dip type which characterized in that: the device comprises a plurality of groups of vertical array hydrogen production units (1) and a full-immersion auxiliary system (2), wherein each group of vertical array hydrogen production units (1) sequentially comprises a plurality of electrolytic tanks (11), a plurality of gas-liquid separators (12), a drying and purifying device (13) and a hydrogen pressurizing device (14) from bottom to top, and the plurality of groups of vertical array hydrogen production units (1) are arranged in parallel at intervals;
the fully-immersed auxiliary system (2) comprises a water-sealed container (21), a storage system (22) positioned at the inner top of the water-sealed container (21), a cooling circulation system (23) connected with the water-sealed container (21), and an image monitoring system (24) connected with the water-sealed container (21);
the vertical array hydrogen production unit (1) is positioned at the bottom in a water-tight container (21), and the hydrogen pressurizing device (14) is connected with a storage system (22).
2. The system for producing hydrogen by water electrolysis of a fully-immersed vertical unit according to claim 1, characterized in that: the fully-immersed auxiliary system (2) further comprises a leakage collection air storage room (25), the leakage collection air storage room (25) is located at the top of the water-tight container (21), the top of the leakage collection air storage room (25) is connected with an exhaust pipe (251), and an exhaust valve (252) is arranged on the exhaust pipe (251).
3. The system for producing hydrogen by water electrolysis of a fully-immersed vertical unit according to claim 2, characterized in that: the cooling circulation system (23) comprises a water replenishing pipe (231) and a water outlet pipe (232), the water replenishing pipe (231) and the water outlet pipe (232) are both connected with the side face of the bottom in the water sealing container (21), a water replenishing valve (233) is arranged on the water replenishing pipe (231), and a water outlet valve (234) is arranged on the water outlet pipe (232).
4. The system for producing hydrogen by water electrolysis of a fully-immersed vertical unit according to claim 3, wherein: the side surface of the inner top of the water sealing container (21) is connected with a drain pipe (211), the side surface of the inner bottom of the water sealing container (21) is connected with a vent pipe (212), a drain valve (213) is arranged on the drain pipe (211), and a vent valve (214) is arranged on the vent pipe (212).
5. The system for producing hydrogen by water electrolysis of a fully-immersed vertical unit according to claim 4, wherein: the top of the water sealing container (21) is provided with a transparent cover plate (215).
6. The use method of the full-immersion type vertical unit water electrolysis hydrogen production system according to any one of claims 1 to 5, characterized by comprising the following steps:
step 1: opening a water replenishing valve (233), filling water into the water-sealed container (21) by a water replenishing pipe (231), closing a water outlet valve (234) and an emptying valve (214), opening an exhaust valve (252) until the water level line in the water-sealed container (21) is flush with the observation window, then closing the water replenishing valve (233) and the exhaust valve (252), and starting normal operation of the system;
step 2: when gas leakage occurs, bubbles can be formed in the leaked gas in water, the bubble form can be observed through a transparent cover plate (215) at the top of a water-sealed container (21) or the movement track and form of the bubbles can be detected by an image monitoring system (24) to judge the leakage condition, and a leakage collection gas storage room (25) is opened to recover the gas or discharge the gas;
and step 3: when the gas leakage amount exceeds the threshold value of the image monitoring system (24), the image monitoring system (24) directly closes the vertical array hydrogen production unit (1).
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114411171A (en) * | 2022-02-23 | 2022-04-29 | 阳光氢能科技有限公司 | Hydrogen production system |
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| US20150072254A1 (en) * | 2013-02-21 | 2015-03-12 | Panasonic Intellectual Property Management Co., Ltd. | Hydrogen producing device and hydrogen producing unit and energy system including the hydrogen producing device and the hydrogen producing unit |
| CN103241710A (en) * | 2013-05-16 | 2013-08-14 | 桂林电子科技大学 | Integrated hydrogen supply device integrating hydrogen production and hydrogen storage |
| CN112575344A (en) * | 2020-12-16 | 2021-03-30 | 长江勘测规划设计研究有限责任公司 | Full-immersion type oxygen-free environment water electrolysis hydrogen production system |
| CN216107236U (en) * | 2021-09-27 | 2022-03-22 | 长江勘测规划设计研究有限责任公司 | Full-immersion type vertical unit water electrolysis hydrogen production system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114411171A (en) * | 2022-02-23 | 2022-04-29 | 阳光氢能科技有限公司 | Hydrogen production system |
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