CN220656926U - Gas-liquid separation liquid removal device for water electrolysis hydrogen production - Google Patents
Gas-liquid separation liquid removal device for water electrolysis hydrogen production Download PDFInfo
- Publication number
- CN220656926U CN220656926U CN202420316280.6U CN202420316280U CN220656926U CN 220656926 U CN220656926 U CN 220656926U CN 202420316280 U CN202420316280 U CN 202420316280U CN 220656926 U CN220656926 U CN 220656926U
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- Prior art keywords
- gas
- liquid
- separator body
- inlet pipe
- pipe
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- 239000007788 liquid Substances 0.000 title claims abstract description 181
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 239000001257 hydrogen Substances 0.000 title claims abstract description 27
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 27
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 238000000926 separation method Methods 0.000 title claims abstract description 25
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 239000007789 gas Substances 0.000 claims abstract description 108
- 239000000203 mixture Substances 0.000 claims abstract description 42
- 239000011148 porous material Substances 0.000 claims abstract description 9
- 238000011010 flushing procedure Methods 0.000 claims description 13
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 239000012295 chemical reaction liquid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
The utility model relates to the technical field of water electrolysis hydrogen production, in particular to a gas-liquid separation and liquid removal device for water electrolysis hydrogen production, which comprises the following components: the separator body is provided with a gas-liquid mixture inlet pipe at one side end, a gas outlet pipe is arranged at the top, a liquid outlet pipe is arranged at the bottom, and the gas outlet pipe and the liquid outlet pipe are arranged at one end far away from the gas-liquid mixture inlet pipe; the anti-collision baffle is fixedly arranged in the separator body and close to the gas-liquid mixture inlet pipe, is matched with the section of the inner wall of the separator body, and is provided with a lower side with a flow passage lower than the gas-liquid mixture inlet pipe and an upper side with a dense flow passage higher than the gas-liquid mixture inlet pipe; the gas outlet pipe is connected with a gas liquid removing device, liquid removing holes are densely distributed on the gas liquid removing device, and the aperture of the liquid removing holes is smaller than that of the gas passing pore canal; the problem that in the prior art, when the gas-liquid separator is used for treating large gas production, the flooding is increased, and the gas-liquid separation effect is poor due to the fact that the liquid carrying amount of the gas is increased is solved.
Description
Technical Field
The utility model relates to the technical field of water electrolysis hydrogen production, in particular to a gas-liquid separation and liquid removal device for water electrolysis hydrogen production.
Background
With the continuous development of the hydrogen energy industry, green hydrogen is widely accepted by the industry as the main direction of the future hydrogen energy development, and the market is more prone to hydrogen production equipment with larger hydrogen production amount facing multiple hydrogen preparation and application scenes. Along with the increase of the hydrogen production amount, the hydrogen production system needs to be subjected to necessary adjustment to match the gas production amount of the electrolytic tank so as to meet the process requirements on gas parameters, the most critical link in the hydrogen production system is to solve the problem of gas-liquid separation, and the most common method in the industry at present is to adopt a gas-liquid separator to carry out gas-liquid separation on the gas from the electrolytic tank.
In the prior art, the problem of gas-liquid separation is mainly solved by using a horizontal gas-liquid separator to separate a gas-liquid mixture from an electrolytic tank, along with the increase of the gas yield of the electrolytic tank, the treatment capacity of the gas-liquid separator is also increased, and in order to ensure that the produced gas meets the process requirements, the gas carrying amount is reduced, and the problem is usually solved by correspondingly increasing the diameter of a container and expanding the volume of the container, but the problem can cause the container to be oversized, affect the occupied area and be difficult to arrange and install, and in addition, the manufacturing cost is increased. When the existing gas-liquid separator is used for treating large gas yield, the flow of gas-liquid mixture entering the gas-liquid separator is increased, so that flooding is easy to occur, unstable liquid level control is caused, the control on system pressure is influenced, and the gas carrying amount is too much, so that the problem of poor gas-liquid separation effect is solved.
Disclosure of Invention
The utility model provides a gas-liquid separation and liquid removal device for water electrolysis hydrogen production, which aims to solve the problem of poor gas-liquid separation effect caused by heavy flooding and increased gas carrying amount when a gas-liquid separator is used for treating large gas yield in the prior art.
The utility model is realized by the following technical scheme, and provides a gas-liquid separation and liquid removal device for water electrolysis hydrogen production, which comprises a separator body, wherein one side end part of the separator body is provided with a gas-liquid mixture inlet pipe, the top of the separator body is provided with a gas outlet pipe, the bottom of the separator body is provided with a liquid outlet pipe, and the gas outlet pipe and the liquid outlet pipe are arranged at one end far away from the gas-liquid mixture inlet pipe; the anti-flushing baffle is fixedly arranged in the separator body and close to the gas-liquid mixture inlet pipe, the anti-flushing baffle is adaptive to the section of the inner wall of the separator body, the anti-flushing baffle is provided with an overflow hole, the arrangement position of the overflow hole is lower than that of the gas-liquid mixture inlet pipe, and the anti-flushing baffle is also densely provided with gas passing holes, and the arrangement position of the gas passing holes is higher than that of the gas-liquid mixture inlet pipe; the gas outlet pipe is connected with a gas liquid removing device, liquid removing holes are densely distributed on the gas liquid removing device, and the aperture of the liquid removing holes is smaller than that of the gas passing pore canal.
Further, the gas liquid removing device is one or more gas liquid removing pipes which are horizontally arranged, one end of each gas liquid removing pipe is sealed, the other end of each gas liquid removing pipe is communicated with the gas outlet pipe, and liquid removing holes are formed in the pipe wall of each gas liquid removing pipe.
Further, the overflow channel is arranged at the lowest end of the anti-collision baffle.
Further, two overflow channels are arranged, and the two overflow channels are symmetrically arranged at the lower end of the anti-collision baffle and are not contacted with the inner wall of the separator body.
Further, the gas-liquid mixture inlet pipe is arranged at a position which is lower than the middle of the side wall at one end of the separator body.
Compared with the prior art, the utility model has the following beneficial effects:
when the gas-liquid mixture enters the separator body from the gas-liquid mixture inlet pipe, the gas-liquid mixture impacts the plate surface between the gas passing pore canal and the flow passing hole canal, so that the gas-liquid mixture flows to the bottom of the separator body under the action of gravity, the flow rate of the gas-liquid mixture inlet is inhibited, the problem of flooding aggravation caused by flow increase is solved, the stable operation of the gas-liquid separation device is maintained, and due to the fact that dense gas passing pore canals are arranged above the gas-liquid mixture, part of liquid cannot smoothly pass through the gas passing pore canal under the action of inertia due to different gas-liquid densities, and the liquid carrying amount of gas is effectively reduced;
the gas liquid removing device is arranged at the gas outlet pipe, and the aperture of the liquid removing hole is smaller than that of the gas passing hole, so that the passing difficulty of liquid in gas can be increased, the liquid carrying amount of gas can be effectively reduced, the consumption of reaction liquid can be reduced under the condition that the size and the volume of the gas-liquid separator are not increased, the effect of the gas-liquid separator is improved, and the assistance is provided for the application of the water-electrolytic hydrogen production system to larger gas production.
Drawings
FIG. 1 is a schematic diagram of a gas-liquid separation and liquid removal device for hydrogen production by water electrolysis;
FIG. 2 is a schematic view of a baffle structure of a gas-liquid separation and liquid removal device for hydrogen production by hydrolysis;
FIG. 3 is a schematic diagram of a gas-liquid removal pipe structure of a gas-liquid separation and removal device for hydrogen production by hydrolysis.
In the drawing, 1, a gas-liquid mixture inlet pipe; 2. a shock-proof baffle; 3. a gas liquid removal pipe; 4. a gas outlet pipe; 5. a liquid outlet tube; 6. a separator body; 21. an overflow orifice; 22. a gas passing duct; 31. removing liquid pores.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present utility model more apparent.
Example 1
Referring to fig. 1-3, the utility model provides a gas-liquid separation liquid removal device for hydrogen production by water electrolysis, which comprises a separator body 6, a shock-proof baffle plate 2 and a gas liquid removal pipe 3;
the separator body 6 is in a tank shape, one side end part of the separator body is provided with a gas-liquid mixture inlet pipe 1, the top part of the separator body is provided with a gas outlet pipe 4, the bottom part of the separator body is provided with a liquid outlet pipe 5, and the gas outlet pipe 4 and the liquid outlet pipe 5 are arranged at one end far away from the gas-liquid mixture inlet pipe 1;
as shown in fig. 2, the anti-flushing baffle 2 is welded at the position, close to the gas-liquid mixture inlet pipe 1, in the separator body 6, and the anti-flushing baffle 2 is adapted to the section of the inner wall of the separator body 6, the arrangement of the anti-flushing baffle 2 can effectively inhibit the flow rate at the position of the gas-liquid mixture inlet pipe 1 and weaken the influence of flooding, the anti-flushing baffle 2 is provided with the overflow hole 21, the arrangement position of the overflow hole 21 is lower than that of the gas-liquid mixture inlet pipe 1, the anti-flushing baffle 2 is also densely provided with the overflow hole 22, the arrangement position of the overflow hole 22 is higher than that of the gas-liquid mixture inlet pipe 1, and the arrangement of the overflow hole 22 can increase the liquid passing difficulty so as to effectively reduce the liquid carrying amount in passing gas.
Therefore, when the gas-liquid mixture enters the separator body 6 from the gas-liquid mixture inlet pipe 1, the impact baffle plate 2 is arranged on the plate surface between the gas passing pore canal 22 and the flow passing pore canal 21 and flows to the bottom of the separator body 6 under the action of gravity, so that the flow speed of the gas-liquid mixture can be effectively inhibited, and the problem of aggravation of flooding is solved.
The gas outlet pipe 4 is connected with a gas liquid removing device, liquid removing holes 31 are densely distributed on the gas liquid removing device, the aperture of the liquid removing holes 31 is smaller than that of the gas passing hole 22, the size of the aperture can increase the passing difficulty of liquid in gas but can not influence the passing of the gas, the liquid removing holes 31 are arranged, the passing difficulty of liquid in gas can be increased, thereby effectively reducing the liquid carrying amount of gas, reducing the consumption of reaction liquid and improving the effect of the gas liquid separator under the condition of not increasing the size and the volume of the gas liquid separator. In the present embodiment, the size and number of the openings of the liquid removal holes 31 and the gas passing holes 22 are determined according to the actual gas flow rate, the actual gas flow velocity and the actual liquid carrying amount.
Specifically, the gas removes the liquid device and is one or more gas removes liquid pipe 3 that the level was arranged, and gas removes liquid pipe 3 level and arranges, and gas removes liquid pipe 3 one end seal prevents that gas from getting into the function of removing liquid from the tip, and gas removes liquid pipe 3 other end and gas outlet pipe 4 intercommunication, removes liquid hole 31 and arranges on the pipe wall of gas removes liquid pipe 3. In the present embodiment, as shown in fig. 2 and 3, two gas liquid removal devices are horizontally arranged below the gas outlet pipe 4, which can effectively increase the surface area of the liquid removal device and increase the gas throughput. In other embodiments, the gas liquid removing device may be configured as a U-shaped tube, the ends of the U-shaped tube are sealed, and the liquid removing holes 31 are densely arranged on the wall of the U-shaped tube. The gas liquid removing device is arranged into a plurality of gas liquid removing pipes 3 and U-shaped pipes, so that the problems that the length of each gas liquid removing pipe 3 is too long to process and fix can be reduced.
Specifically, the flow passage channel 21 is provided at the lowermost end of the impact shield 2 to facilitate the passage of liquid.
Specifically, two overflow channels 21 are provided, and the two overflow channels 21 are symmetrically arranged at the lower end of the impact-resistant baffle plate 2 and are not contacted with the inner wall of the separator body 6 to prevent the impact-resistant baffle plate 2 from being welded and fixed.
Specifically, the gas-liquid mixture inlet pipe 1 is disposed at a position below the middle of the sidewall at one end of the separator body 6, so that the arrangement area of the gas passing channels 22 can be increased to accelerate the gas flow.
Working principle:
when the gas-liquid mixture enters the gas-liquid separation and liquid removal device from the gas-liquid mixture inlet pipe 1, the gas-liquid mixture impacts the middle lower side of the anti-impact baffle plate 2, so that the effect of flow inhibition and speed reduction is obtained, liquid flows downwards to the bottom along the anti-impact baffle plate 2 due to the action of gravity and flows to the other side of the separator body 6 through the flow passage 21 of the anti-impact baffle plate 2, and finally the liquid after gas-liquid separation flows out of the gas-liquid separation and liquid removal device through the liquid outlet pipe 5. Meanwhile, after the gas-liquid mixture is subjected to flow inhibition and speed reduction through the anti-collision baffle plate 2, a gas part flows upwards and flows to the other side of the separator body 6 through the gas passing hole channels 22 of the anti-collision baffle plate 2, part of liquid cannot smoothly pass through the gas passing hole channels 22 under the inertia effect due to different gas-liquid densities, so that the liquid carrying amount of passing gas is reduced, dense liquid removing holes 31 are uniformly distributed on the gas liquid removing pipe 3, when the gas flows to the gas outlet pipe 4 through the gas passing hole channels 22, due to the fact that the density of the liquid carried by the gas is larger than that of the gas, due to the inertia effect, the liquid in the gas can be largely intercepted and cannot normally pass through when passing through the liquid removing holes 31, therefore, by adopting the structure of the embodiment, the liquid passing difficulty is increased, the liquid cannot easily pass through the liquid removing holes 31 to reach the gas outlet pipe 4, the liquid carrying amount of a gas outlet is reduced, and the gas-liquid separating effect is improved.
Example 2
The difference between this embodiment and embodiment 1 is that the gas liquid removal device in this embodiment may be a rectangular channel, and the liquid removal holes are disposed around the rectangular channel.
Example 3
The present embodiment differs from embodiment 1 only in that the flow-through duct in this embodiment is not provided at the lowermost end of the impact shield, but is provided at a position lower than the gas-liquid mixture inlet pipe.
Example 4
The difference between the present embodiment and embodiment 1 is that three through-flow channels can be provided in the present embodiment.
Example 5
The present embodiment differs from embodiment 1 only in that the gas-liquid mixture inlet pipe is provided in the middle of the side wall of one end of the separator body in this embodiment.
Claims (5)
1. A gas-liquid separation and removal device for water electrolysis hydrogen production, comprising:
the separator comprises a separator body (6), wherein one side end part of the separator body (6) is provided with a gas-liquid mixture inlet pipe (1), the top of the separator body (6) is provided with a gas outlet pipe (4), the bottom of the separator body is provided with a liquid outlet pipe (5), and the gas outlet pipe (4) and the liquid outlet pipe (5) are arranged at one end far away from the gas-liquid mixture inlet pipe (1);
the anti-flushing baffle (2) is fixedly arranged in the separator body (6) and is close to the gas-liquid mixture inlet pipe (1), the anti-flushing baffle (2) is adaptive to the section of the inner wall of the separator body (6), the anti-flushing baffle (2) is provided with an overflow hole (21), the arrangement position of the overflow hole (21) is lower than that of the gas-liquid mixture inlet pipe (1), the anti-flushing baffle (2) is further densely provided with gas passing holes (22), and the arrangement position of the gas passing holes (22) is higher than that of the gas-liquid mixture inlet pipe (1);
the gas outlet pipe (4) is connected with a gas liquid removing device, liquid removing holes (31) are densely distributed on the gas liquid removing device, and the aperture of the liquid removing holes (31) is smaller than that of the gas passing pore canal (22).
2. The gas-liquid separation and removal device for water electrolysis hydrogen production according to claim 1, wherein: the gas liquid removing device is one or more gas liquid removing pipes (3) which are horizontally arranged, one end of each gas liquid removing pipe (3) is sealed, the other end of each gas liquid removing pipe is communicated with the gas outlet pipe (4), and liquid removing holes (31) are formed in the pipe wall of each gas liquid removing pipe (3).
3. The gas-liquid separation and removal device for water electrolysis hydrogen production according to claim 1, wherein: the flow passage (21) is arranged at the lowest end of the anti-collision baffle plate (2).
4. The gas-liquid separation and removal device for water electrolysis hydrogen production according to claim 1, wherein: the two overflow channels (21) are symmetrically arranged at the lower end of the anti-collision baffle plate (2) and are not contacted with the inner wall of the separator body (6).
5. The gas-liquid separation and removal device for water electrolysis hydrogen production according to claim 1, wherein: the gas-liquid mixture inlet pipe (1) is arranged at the middle lower position of the side wall at one end of the separator body (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420316280.6U CN220656926U (en) | 2024-02-21 | 2024-02-21 | Gas-liquid separation liquid removal device for water electrolysis hydrogen production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420316280.6U CN220656926U (en) | 2024-02-21 | 2024-02-21 | Gas-liquid separation liquid removal device for water electrolysis hydrogen production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220656926U true CN220656926U (en) | 2024-03-26 |
Family
ID=90331320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420316280.6U Active CN220656926U (en) | 2024-02-21 | 2024-02-21 | Gas-liquid separation liquid removal device for water electrolysis hydrogen production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220656926U (en) |
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2024
- 2024-02-21 CN CN202420316280.6U patent/CN220656926U/en active Active
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