CN220317975U - Low-energy-consumption water electrolysis hydrogen production equipment - Google Patents
Low-energy-consumption water electrolysis hydrogen production equipment Download PDFInfo
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- CN220317975U CN220317975U CN202322004994.1U CN202322004994U CN220317975U CN 220317975 U CN220317975 U CN 220317975U CN 202322004994 U CN202322004994 U CN 202322004994U CN 220317975 U CN220317975 U CN 220317975U
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- hydrogen
- hydrogen production
- electrolytic tank
- output end
- oxygen
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 131
- 239000001257 hydrogen Substances 0.000 title claims abstract description 130
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 130
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 82
- 238000005265 energy consumption Methods 0.000 title claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 25
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 26
- 238000001816 cooling Methods 0.000 claims abstract description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 22
- 239000001301 oxygen Substances 0.000 claims description 22
- 229910052760 oxygen Inorganic materials 0.000 claims description 22
- 238000000746 purification Methods 0.000 claims description 15
- 230000005611 electricity Effects 0.000 claims description 4
- 239000000110 cooling liquid Substances 0.000 claims description 3
- 239000003792 electrolyte Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 5
- 239000000498 cooling water Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 150000002431 hydrogen Chemical class 0.000 abstract description 3
- 239000002918 waste heat Substances 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 abstract description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 5
- 229910001882 dioxygen Inorganic materials 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
The utility model discloses low-energy-consumption water electrolysis hydrogen production equipment, and relates to the technical field of hydrogen production equipment.The low-energy-consumption water electrolysis hydrogen production equipment comprises a voltage device, wherein the input end of the voltage device is electrically connected with an access terminal, the output end of the voltage device is electrically connected with a rectifier, the output end of the rectifier is electrically connected with a hydrogen production electrolytic tank, and one output end of the hydrogen production electrolytic tank is fixedly provided with an oxygen-liquid comprehensive separator. The utility model utilizes the waste heat generated by the hydrogen production equipment in the operation process to purify and pretreat the hydrogen, can effectively reduce the equipment energy consumption, has wider application range of the low-energy hydrogen production equipment based on the thermal management system, is matched with the AEM hydrogen production electrolytic tank with low cost and high efficiency, and has the direct current energy consumption range of 4.3-4.8 kWh/Nm 3 The hydrogen production cost is reduced, and the temperature of electrolyte in the electrolytic water hydrogen production equipment can be effectively monitored by introducing the thermal management system, so that the flow rate of cooling water in each cooling device can be automatically regulated, and the cooling effect is ensured.
Description
Technical Field
The utility model relates to the technical field of hydrogen production equipment, in particular to low-energy-consumption water electrolysis hydrogen production equipment.
Background
Global hydrogen energy has entered a new stage of rapid industrial development, and the heat of the hydrogen energy industry has continuously risen. Among various hydrogen production technologies, the water electrolysis hydrogen production technology is one of the most environment-friendly hydrogen production technologies;
at present, an electrolytic tank for producing hydrogen by electrolyzing water is used as important green hydrogen preparation equipment, and the development of the electrolytic tank influences the scale process of green hydrogen; in order to promote the industrialized development of hydrogen production, higher requirements are put forward on the performance, energy consumption and hydrogen production efficiency of hydrogen production equipment; the traditional water electrolysis hydrogen production equipment has higher energy consumption, and the utility model discloses and develops the water electrolysis hydrogen production equipment which has low energy consumption and can be commercially applied based on a thermal management system.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides low-energy-consumption water electrolysis hydrogen production equipment, and solves the problem of higher energy consumption of the traditional water electrolysis hydrogen production equipment.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a low energy consumption electrolytic water hydrogen plant, includes the voltage apparatus, the input electric connection of voltage apparatus has the access terminal, the output electric connection of voltage apparatus has the rectifier, the output electric connection of rectifier has the hydrogen manufacturing electrolysis trough, one of them output fixed mounting of hydrogen manufacturing electrolysis trough has the oxygen liquid to synthesize the separator, the output fixedly connected with oxygen purity analyzer of oxygen liquid to synthesize the separator, another output fixed mounting of hydrogen manufacturing electrolysis trough has the hydrogen liquid to synthesize the separator, the output fixed mounting of hydrogen liquid to synthesize the separator has hydrogen purification equipment, the output fixed mounting of hydrogen purification equipment has hydrogen purity analyzer, the inside fixed mounting of hydrogen liquid to synthesize the separator has hydrogen purification preheating equipment.
Preferably, the voltage device and the rectifier can convert input electricity into direct current required in the hydrogen production electrolytic tank, wherein the hydrogen production end of the hydrogen production electrolytic tank is at a high pressure side, and the oxygen production end of the hydrogen production electrolytic tank is at a low pressure side.
Preferably, output ends of the oxygen purity analyzer and the hydrogen purity analyzer are fixedly provided with output pipelines.
Preferably, return pipes are arranged between the hydrogen production electrolytic tank and the oxygen liquid comprehensive separator and between the hydrogen production electrolytic tank and the hydrogen liquid comprehensive separator.
Preferably, the communicating pipes of the hydrogen production electrolytic tank and the oxygen liquid comprehensive separator and the communicating pipes between the hydrogen production electrolytic tank and the hydrogen liquid comprehensive separator are respectively sleeved with a cooling pipe, and circulating cooling liquid is filled in the cooling pipes.
Advantageous effects
The utility model provides low-energy-consumption water electrolysis hydrogen production equipment. Compared with the prior art, the method has the following beneficial effects:
1. the low-energy-consumption water electrolysis hydrogen production equipment utilizes waste heat generated by the hydrogen production equipment in the operation process to purify and pretreat hydrogen, so that the energy consumption of the equipment can be effectively reduced, the low-energy-consumption hydrogen production equipment based on the thermal management system has wider application range, is matched with an AEM hydrogen production electrolytic tank with low cost and high efficiency, and has the direct current energy consumption range of 4.3-4.8 kWh/Nm 3 Further reducing the hydrogen production cost.
2. According to the low-energy-consumption electrolytic water hydrogen production equipment, the temperature of electrolyte in the electrolytic water hydrogen production equipment can be effectively monitored by introducing the thermal management system, the flow rate of cooling water in each cooling device can be automatically regulated, and the cooling effect is ensured.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model.
In the figure: 1. an access terminal; 2. a voltage device; 3. a rectifier; 4. a hydrogen production electrolytic tank; 5. an oxygen-liquid integrated separator; 6. an oxygen purity analyzer; 7. a hydrogen gas-liquid integrated separator; 8. a hydrogen purification device; 9. a hydrogen purity analyzer; 10. and (3) a hydrogen purification preheating device.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, the present utility model provides a technical solution: the low-energy-consumption water electrolysis hydrogen production equipment comprises a voltage device 2, wherein an input end of the voltage device 2 is electrically connected with an access terminal 1, an output end of the voltage device 2 is electrically connected with a rectifier 3, an output end of the rectifier 3 is electrically connected with a hydrogen production electrolytic tank 4, the voltage device 2 and the rectifier 3 can convert input electricity into direct current required by the hydrogen production electrolytic tank 4, a hydrogen production end of the hydrogen production electrolytic tank 4 is at a high pressure side, and an oxygen production end of the hydrogen production electrolytic tank 4 is at a low pressure side;
an oxygen gas comprehensive separator 5 is fixedly arranged at one output end of the hydrogen production electrolytic tank 4, an oxygen gas purity analyzer 6 is fixedly connected to the output end of the oxygen gas comprehensive separator 5, a hydrogen gas comprehensive separator 7 is fixedly arranged at the other output end of the hydrogen production electrolytic tank 4, return pipes are arranged between the hydrogen production electrolytic tank 4 and the oxygen gas comprehensive separator 5 and between the hydrogen production electrolytic tank 4 and the hydrogen gas comprehensive separator 7, cooling pipes are sleeved on the outer surfaces of communicating pipes between the hydrogen production electrolytic tank 4 and the oxygen gas comprehensive separator 5 and between the hydrogen production electrolytic tank 4 and the hydrogen gas comprehensive separator 7, circulating cooling liquid is filled in the cooling pipes, a hydrogen purification device 8 is fixedly arranged at the output end of the hydrogen gas comprehensive separator 7, and hydrogen purity is fixedly arranged at the output end of the hydrogen purification device 8The analyzer 9, the output ends of the oxygen purity analyzer 6 and the hydrogen purity analyzer 9 are fixedly provided with output pipelines, the hydrogen purification preheating device 10 is fixedly arranged in the hydrogen-liquid comprehensive separator 7, waste heat generated in the operation process of the hydrogen production device is utilized to purify and pretreat hydrogen, the energy consumption of the device can be effectively reduced, the low-energy consumption hydrogen production device based on the thermal management system has wider application range, is matched with the AEM hydrogen production electrolytic tank with low cost and high efficiency, and has the direct current energy consumption range of 4.3-4.8 kWh/Nm 3 Further reducing the hydrogen production cost.
When the device works, firstly, the terminal 1 is connected with electric power such as electricity, wind power and the like, then the alternating current is converted into direct current required by the hydrogen production electrolytic tank 4 through the voltage device 2 and the rectifier 3, and the direct current is connected with the hydrogen production electrolytic tank 4, at the moment, the hydrogen production electrolytic tank 4 works, the oxygen generating end of the hydrogen production electrolytic tank 4 is at a low air pressure side, oxygen generated by electrolyzed water enters the oxygen-liquid comprehensive separator 5 along with electrolyte, and the electrolyte flows back into the electrolytic tank after being cooled. The oxygen after gas-liquid separation enters an oxygen purity analyzer 6 after cooling, the operation of emptying or oxygen storage is carried out according to actual demands, the hydrogen production end of the hydrogen production electrolytic tank 4 is at a high air pressure side, the hydrogen produced by the electrolytic water enters a hydrogen-liquid comprehensive separator 7 along with the electrolyte, the electrolyte is cooled and flows back into the electrolytic tank, the separated hydrogen enters a hydrogen purification system for further purification, the purified hydrogen enters a hydrogen storage device after being cooled and detected to be qualified by a hydrogen purity detector, temperature monitoring equipment in a thermal management system monitors the temperature of the electrolyte, the flow rate in circulating cooling water is automatically controlled, the cooling effect is guaranteed, the gas and the electrolyte produced in the gas-liquid comprehensive separator and the cooling water produced by the rectifier 3 are collected and flow back into the hydrogen purification preheating device through a system, and the step can preheat the hydrogen entering the hydrogen purification system in advance, so that the energy consumption of the system is saved.
And all that is not described in detail in this specification is well known to those skilled in the art.
Claims (5)
1. The low-energy-consumption water electrolysis hydrogen production equipment comprises a voltage device (2), and is characterized in that: the hydrogen production device is characterized in that an access terminal (1) is electrically connected to the input end of the voltage device (2), a rectifier (3) is electrically connected to the output end of the voltage device (2), a hydrogen production electrolytic tank (4) is electrically connected to the output end of the rectifier (3), an oxygen liquid comprehensive separator (5) is fixedly arranged at one output end of the hydrogen production electrolytic tank (4), an oxygen purity analyzer (6) is fixedly connected to the output end of the oxygen liquid comprehensive separator (5), a hydrogen liquid comprehensive separator (7) is fixedly arranged at the other output end of the hydrogen production electrolytic tank (4), a hydrogen purification device (8) is fixedly arranged at the output end of the hydrogen liquid comprehensive separator (7), a hydrogen purity analyzer (9) is fixedly arranged at the output end of the hydrogen purification device (8), and a hydrogen purification preheating device (10) is fixedly arranged inside the hydrogen liquid comprehensive separator (7).
2. A low energy consumption water electrolysis hydrogen plant according to claim 1, wherein: the voltage device (2) and the rectifier (3) can convert input electricity into direct current required by the hydrogen production electrolytic tank (4), the hydrogen production end of the hydrogen production electrolytic tank (4) is at a high pressure side, and the oxygen production end of the hydrogen production electrolytic tank (4) is at a low pressure side.
3. A low energy consumption water electrolysis hydrogen plant according to claim 1, wherein: output ends of the oxygen purity analyzer (6) and the hydrogen purity analyzer (9) are fixedly provided with output pipelines.
4. A low energy consumption water electrolysis hydrogen plant according to claim 1, wherein: and return pipes are arranged between the hydrogen production electrolytic tank (4) and the oxygen liquid comprehensive separator (5) and between the hydrogen production electrolytic tank (4) and the hydrogen liquid comprehensive separator (7).
5. A low energy consumption water electrolysis hydrogen plant according to claim 1, wherein: and the outer surfaces of the communicating pipes between the hydrogen production electrolytic tank (4) and the oxygen gas-liquid comprehensive separator (5) and the communicating pipes between the hydrogen production electrolytic tank (4) and the hydrogen gas-liquid comprehensive separator (7) are respectively sleeved with a cooling pipe, and circulating cooling liquid is filled in the cooling pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322004994.1U CN220317975U (en) | 2023-07-28 | 2023-07-28 | Low-energy-consumption water electrolysis hydrogen production equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322004994.1U CN220317975U (en) | 2023-07-28 | 2023-07-28 | Low-energy-consumption water electrolysis hydrogen production equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220317975U true CN220317975U (en) | 2024-01-09 |
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ID=89418454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322004994.1U Active CN220317975U (en) | 2023-07-28 | 2023-07-28 | Low-energy-consumption water electrolysis hydrogen production equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220317975U (en) |
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2023
- 2023-07-28 CN CN202322004994.1U patent/CN220317975U/en active Active
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