CN218621061U - Ammonia electrolysis hydrogen production device - Google Patents
Ammonia electrolysis hydrogen production device Download PDFInfo
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- CN218621061U CN218621061U CN202223255837.XU CN202223255837U CN218621061U CN 218621061 U CN218621061 U CN 218621061U CN 202223255837 U CN202223255837 U CN 202223255837U CN 218621061 U CN218621061 U CN 218621061U
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- ammonia
- pipe
- hydrogen
- electrolytic cell
- ammonia water
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 98
- 239000001257 hydrogen Substances 0.000 title claims abstract description 79
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 79
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 32
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 78
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims abstract description 52
- 235000011114 ammonium hydroxide Nutrition 0.000 claims abstract description 52
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 39
- 238000003860 storage Methods 0.000 claims abstract description 23
- 239000007789 gas Substances 0.000 claims abstract description 18
- 150000002431 hydrogen Chemical class 0.000 claims abstract description 18
- 238000003825 pressing Methods 0.000 claims abstract description 3
- 239000013589 supplement Substances 0.000 claims description 15
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000001502 supplementing effect Effects 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 7
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 description 7
- 239000003792 electrolyte Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- -1 shackle Chemical compound 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
Images
Classifications
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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
- Y02E60/36—Hydrogen production from non-carbon containing sources, e.g. by water electrolysis
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- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
The utility model relates to an ammonia electrolysis hydrogen production device, which comprises an electrolytic cell and a plurality of combined parts which are connected in series and are formed by pressing an anode, a diaphragm and a cathode at a zero interval, wherein the combined parts are connected by a bipolar plate, and anode air chambers are connected in parallel and connected with a nitrogen pipe; all the cathode gas chambers are connected in parallel and connected with a hydrogen pipe; the hydrogen pipe and the nitrogen pipe are respectively provided with a section of hydrogen discharge pipe port and a section of nitrogen discharge pipe port which extend out of the electrolytic cell, and the hydrogen discharge pipe port and the nitrogen discharge pipe port are respectively provided with a pressure valve; the electrolytic cell is provided with a power supply anode and a power supply cathode; a cavity is arranged in the electrolytic cell and used for containing ammonia water; the circulation pipeline component comprises an ammonia water outlet pipe, an ammonia water storage bottle and an ammonia water inlet pipe which are sequentially connected, a circulation pump is arranged on the ammonia water outlet pipe, and the ammonia water outlet pipe and the ammonia water inlet pipe are communicated with an even electrolytic cell. The ammonia electrolysis hydrogen production device can work at room temperature, and only needs lower power supply voltage, thereby achieving the effects of low requirement on environmental temperature and energy consumption reduction.
Description
Technical Field
The utility model relates to the technical field of hydrogen production, in particular to an ammonia electrolysis hydrogen production device.
Background
Hydrogen energy has the characteristics of high combustion heat value, environmental protection, multiple utilization forms, energy storage and the like, and is gradually paid attention to in the industry. At present, the best choice for realizing the carbon peak carbon neutralization target is to fully utilize the green hydrogen energy. Ammonia (NH) 3 ) Not only important chemical fertilizers and chemical raw materials, but also important clean energy (hydrogen) carriers. The ammonia has a hydrogen storage capacity of 17.6% (mass fraction) and an energy density of 300Wh/kg, and is an ideal hydrogen storage material. Furthermore, NH 3 The energy carrier also has the following advantages: first, NH 3 Easy transportation and storage, is suitable for mobile hydrogen source, and NH is generated when the room temperature pressure is about 0.8MPa 3 Can be stored in liquid form, and is more suitable for long-distance transportation; second, NH 3 The decomposition product is N 2 And H 2 No other pollution to the environment is caused; finally, NH 3 Is relatively safe and is not easy to explode.
The invention discloses a system for producing hydrogen by electrolyzing ammonia, which comprises a shell and a solid oxide electrolytic cell arranged in the shell, wherein the solid oxide electrolytic cell comprises an electrolyte layer, an anode layer and a cathode layer, the anode layer and the cathode layer are arranged on two opposite sides of the electrolyte layer, the anode layer is connected with a negative electrode of a power supply, and the cathode layer is connected with a positive electrode. An anode air inlet is arranged on the side wall of the shell close to the anode layer, the anode air inlet is communicated with the ammonia storage tank, and a cathode air outlet is arranged on the side wall of the shell close to the cathode layer and opposite to the anode layer; and the hydrogen collecting device is communicated with the cathode gas outlet. The solid oxide is adopted as electrolyte to electrolyze ammonia to prepare hydrogen and nitrogen, and the problems of high working temperature, high energy consumption and the like exist.
For another example, in the method and apparatus for preparing hydrogen by electrolyzing ammonia disclosed in patent application publication No. CN104419945A, hydrogen and nitrogen are prepared by using an H-type electrolytic cell, but the distance between the two electrodes is relatively long, the ionic conductance is increased, and the energy consumption is relatively high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an ammonia electrolysis hydrogen plant, which solves the technical problem of high energy consumption in the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the ammonia electrolysis hydrogen production device comprises an electrolytic cell, wherein a plurality of combined parts connected in series are arranged in the electrolytic cell, the combined parts are formed by pressing an anode, a diaphragm and a cathode together at a zero interval, the combined parts are connected by a bipolar plate, and anode gas chambers are connected in parallel and connected with a nitrogen pipe; all the cathode gas chambers are connected in parallel and connected with a hydrogen pipe; the hydrogen pipe and the nitrogen pipe are respectively provided with a section of hydrogen discharge pipe orifice and a section of nitrogen discharge pipe orifice which extend out of the electrolytic cell, and the hydrogen discharge pipe orifice and the nitrogen discharge pipe orifice are respectively provided with a pressure valve;
the anode and the cathode at two ends of the electrolytic cell are respectively and correspondingly connected with the anode and the cathode of an electrolytic power supply;
a cavity is arranged in the electrolytic cell and used for containing ammonia water; the electrolytic cell is connected with the circulation pipeline subassembly, and the circulation pipeline subassembly advances the pipe including the aqueous ammonia exit tube, aqueous ammonia storage bottle, the aqueous ammonia that connect gradually, sets up the circulating pump on the aqueous ammonia exit tube, and aqueous ammonia exit tube, aqueous ammonia advance the even electrolytic cell's of pipe cavity intercommunication.
Further, the hydrogen discharge pipe orifice is connected with a hydrogen storage bottle through a pipeline.
Furthermore, the ammonia electrolysis hydrogen production device also comprises an ammonia gas supplement bottle, the ammonia gas supplement bottle is connected with the ammonia water storage bottle through a gas supplement pipe, and a valve is arranged on the gas supplement pipe.
Furthermore, be equipped with the heat exchanger on the aqueous ammonia exit tube between circulating pump and aqueous ammonia storage bottle, the heat exchanger comprises radiator and evaporimeter, and the aqueous ammonia exit tube is connected with the radiator, the air supplement pipe is connected with the evaporimeter.
Furthermore, a radiator is connected to the ammonia water outlet pipe.
The utility model has the advantages that:
(1) The utility model can work at room temperature and lower electrolysis voltage to electrolyze ammonia to produce hydrogen; through the pressure valve arranged on the exhaust pipe, when the electrolytic cell works under the pressure higher than 0.8MPa, the liquid ammonia can be directly electrolyzed to produce hydrogen.
(2) The novel hydrogen production device has the advantages of simple structure, easy processing and manufacturing, low energy consumption, suitability for vehicle-mounted on-site hydrogen production, onboard on-site hydrogen production, ship on-site hydrogen production, suitability for large-scale production of hydrogenation stations and the like, and wide application scenes.
(3) The evaporator and the radiator are coupled into a whole, so that the energy utilization rate is improved.
(4) The ammonia is electrolyzed to prepare hydrogen, high-yield and high-purity hydrogen is directly obtained, and the generated nitrogen can be collected and utilized and can also be directly discharged into the atmosphere, so that the method is pollution-free and safe.
(5) The ammonia is used as the carrier of the hydrogen, so that the problems of preparation, storage and transportation of the hydrogen are solved, and the practical problem in the aspect of hydrogen energy utilization at present is solved.
Drawings
FIG. 1 is a schematic diagram of an ammonia electrolysis hydrogen production plant of the present invention;
FIG. 2 is a schematic diagram of the relative positions of the assembly parts and the bipolar plate in the ammonia electrolysis hydrogen production apparatus of the present invention (the number of the assembly parts is not limited, and only some of the assembly parts are shown).
Names corresponding to the marks in the figure:
1. the electrolytic cell 2, the nitrogen discharge pipe mouth 3, the hydrogen discharge pipe mouth 41, the ammonia water outlet pipe 42, the circulating pump 43, the heat exchanger 44, the ammonia water storage bottle 45, the ammonia water inlet pipe 51, the ammonia gas supplement bottle 52, the gas supplement pipe 6, the end plate 7, the assembly 71, the anode 72, the cathode 73, the diaphragm 8 and the bipolar plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art all belong to the protection scope of the present invention.
The embodiment of the utility model provides a:
as shown in figures 1-2, the ammonia electrolysis hydrogen production device comprises an electrolytic cell 1, a plurality of assemblies 7 connected in series are arranged in the electrolytic cell, the assemblies 7 comprise an anode 71, a diaphragm 73 and a cathode 72, and the assemblies 7 are connected by a bipolar plate 8.
The separator 8 is a porous film in the present embodiment, which is a known separator, and may be an organic film or an inorganic film. The cathode hydrogen evolution catalyst is made of platinum, the anode nitrogen evolution catalyst is made of platinum, iridium, shackle, palladium, gold and the like and alloys thereof, and non-noble metals such as nickel, manganese, copper and the like and alloys thereof can be used. The cathode hydrogen evolution catalyst and the anode nitrogen evolution catalyst are respectively supported on the cathode and the anode. The cathode and the anode can adopt a conductive metal net, a porous conductive metal plate, a porous conductive carbon material or the like.
The electrolytic cell is internally provided with a cavity for containing ammonia water, the ammonia water submerges the assembly, and the ammonia water is used as electrolyte.
The principle of the bipolar plate is the prior art, and the bipolar plate is provided with an anode flow field and a cathode flow field, namely an anode air chamber and a cathode air chamber, wherein the anode air chamber and the cathode air chamber are isolated, and all the anode air chambers are connected in parallel and connected with a nitrogen pipe; the cathode gas chambers are connected in parallel and are connected with a hydrogen pipe.
The hydrogen pipe and the nitrogen pipe are respectively provided with a section of hydrogen discharge pipe port 3 and a section of nitrogen discharge pipe port 2 which extend out of the electrolytic cell, hydrogen is collected to the hydrogen discharge pipe port 3, and nitrogen is collected to the nitrogen discharge pipe port 2. The hydrogen discharge pipe mouth 3 is connected with a hydrogen storage bottle through a pipeline, and the nitrogen discharge pipe mouth is connected with a nitrogen storage pipe through a pipeline.
The outermost sides of each assembly and bipolar plate are respectively provided with an end plate 6, the inner sides of the end plates are provided with insulating plates, and each assembly is assembled between the two end plates 6 by using bolts. The hydrogen discharge pipe orifice and the nitrogen discharge pipe orifice are small sections of pipe sections which are respectively arranged on the end plates 6 at the two sides, and the gas of each anode gas chamber and the gas of each cathode gas chamber are converged at the end plates 6 and then discharged out of the electrolytic cell through the hydrogen discharge pipe orifice and the nitrogen discharge pipe orifice.
Pressure valves are arranged on the hydrogen discharge pipe mouth 3 and the nitrogen discharge pipe mouth 2 to control the internal balance pressure, so that the pressure of the nitrogen and the hydrogen tends to be equal (the pressure difference is lower than 1 bar), and the internal blow-by is prevented. Or the pressure valve is arranged on the hydrogen conveying pipe and the nitrogen conveying pipe which are respectively connected with the hydrogen exhaust pipe opening and the nitrogen exhaust pipe opening.
The anode and the cathode at the two ends of the electrolytic cell are respectively and correspondingly connected with the anode and the cathode of the electrolytic power supply. Under the condition that an electrolysis power supply is electrified and an external circuit is conducted, under the action of a cathode hydrogen evolution catalyst, water molecules obtain electrons, hydrogen is evolved and hydroxyl ions are generated, the hydroxyl ions reach an anode nitrogen evolution catalyst through a diaphragm, and under the action of the catalyst, ammonia in ammonia water and the hydroxyl ions react to evolve nitrogen and generate water and release the electrons to the external circuit. Discharging the hydrogen separated out from the cathode and the nitrogen separated out from the anode through a hydrogen pipe and a nitrogen pipe respectively, and collecting the hydrogen and the nitrogen into a hydrogen storage bottle and a nitrogen bottle respectively, wherein the nitrogen can be emptied without arranging a nitrogen storage pipe.
The electrolysis process of ammonia:
cathode 6H 2 O+6e - →3H 2 +6OH -
E R ＝-0.829V(vs.SHE)
Anode 2NH 3 +6OH - →N 2 +6H 2 O+6e -
E O ＝-0.77V(vs.SHE)
Overall reaction 2NH 3 →N 2 +3H 2 EO＝0.06V(vs.SHE)。
The electrolytic cell is connected with the circulation pipeline subassembly, and the circulation pipeline subassembly advances pipe 45 including the aqueous ammonia exit tube 41, aqueous ammonia storage bottle 44, the aqueous ammonia that connect gradually, sets up circulating pump 42 on the aqueous ammonia exit tube, and the even electrolytic cell intercommunication of one end that the pipe 45 was advanced to aqueous ammonia exit tube 41, aqueous ammonia. The ammonia water outlet pipe is connected with a radiator. Under the action of the circulating pump, ammonia water flows, heat generated in the electrolysis process is discharged through the radiator, and the electrolytic cell is maintained to work at a relatively constant temperature.
During the electrolysis, the concentration of ammonia water is reduced, so that ammonia needs to be supplemented into the ammonia water storage bottle. The ammonia electrolysis hydrogen production device also comprises an ammonia gas supplement bottle 51, wherein the ammonia gas supplement bottle 51 is connected with the ammonia water storage bottle 44 through a gas supplement pipe 52, and a valve is arranged on the gas supplement pipe and is opened when needed. The liquid ammonia that the ammonia supplyes bottle came out passes through the evaporimeter, can form the ammonia, and then supplyes in the aqueous ammonia storage bottle.
In this embodiment, the radiator and the evaporator are coupled to form a whole, and the whole is referred to as a heat exchanger 43. The setting is between circulating pump and aqueous ammonia storage bottle, and aqueous ammonia exit tube 41 is connected with the radiator, and the air make-up pipe 52 is connected with the evaporimeter. After the radiator and the evaporator are integrated, other energy consumption parts do not need to be arranged outside, and energy is saved.
In the embodiment, when the electrolytic cell works at the pressure higher than 0.8MPa, the liquid ammonia can be directly electrolyzed at room temperature, and the energy consumption is reduced.
Claims (5)
1. The ammonia electrolysis hydrogen production device is characterized in that: the electrolytic cell comprises an electrolytic cell, wherein a plurality of assemblies which are connected in series are arranged in the electrolytic cell, the assemblies are formed by pressing an anode, a diaphragm and a cathode together at a zero interval, the assemblies are connected by a bipolar plate, and anode gas chambers are connected in parallel and connected with a nitrogen pipe; all the cathode gas chambers are connected in parallel and connected with a hydrogen pipe; the hydrogen pipe and the nitrogen pipe are respectively provided with a section of hydrogen discharge pipe port and a section of nitrogen discharge pipe port which extend out of the electrolytic cell, and the hydrogen discharge pipe port and the nitrogen discharge pipe port are respectively provided with a pressure valve;
the anode and the cathode at two ends of the electrolytic cell are respectively and correspondingly connected with the anode and the cathode of an electrolytic power supply;
a cavity is arranged in the electrolytic cell and used for containing ammonia water; the electrolytic cell is connected with the circulation pipeline subassembly, and the circulation pipeline subassembly advances the pipe including the aqueous ammonia exit tube, aqueous ammonia storage bottle, the aqueous ammonia that connect gradually, sets up the circulating pump on the aqueous ammonia exit tube, and aqueous ammonia exit tube, aqueous ammonia advance the pipe all with the cavity intercommunication of electrolytic cell.
2. The apparatus for hydrogen production by ammonia electrolysis according to claim 1, characterized in that: the hydrogen discharge pipe orifice is connected with a hydrogen storage bottle through a pipeline.
3. The apparatus for hydrogen production by ammonia electrolysis according to claim 1, characterized in that: the ammonia electrolysis hydrogen production device also comprises an ammonia gas supplement bottle, wherein the ammonia gas supplement bottle is connected with the ammonia water storage bottle through a gas supplement pipe, and a valve is arranged on the gas supplement pipe.
4. The apparatus for hydrogen production by ammonia electrolysis according to claim 3, characterized in that: the ammonia water outlet pipe is provided with a heat exchanger between the circulating pump and the ammonia water storage bottle, the heat exchanger is composed of a radiator and an evaporator, the ammonia water outlet pipe is connected with the radiator, and the air supplementing pipe is connected with the evaporator.
5. The apparatus for hydrogen production by ammonia electrolysis according to claim 1, characterized in that: and the ammonia water outlet pipe is connected with a radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223255837.XU CN218621061U (en) | 2022-12-05 | 2022-12-05 | Ammonia electrolysis hydrogen production device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223255837.XU CN218621061U (en) | 2022-12-05 | 2022-12-05 | Ammonia electrolysis hydrogen production device |
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| CN218621061U true CN218621061U (en) | 2023-03-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115627487A (en) * | 2022-10-31 | 2023-01-20 | 西南石油大学 | Solar power generation and water electrolysis combined hydrogen production and building environment dehumidification system |
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- 2022-12-05 CN CN202223255837.XU patent/CN218621061U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115627487A (en) * | 2022-10-31 | 2023-01-20 | 西南石油大学 | Solar power generation and water electrolysis combined hydrogen production and building environment dehumidification system |
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