CN220246286U - Device for filtering sediment in process of hydrogen production by seawater electrolysis - Google Patents
Device for filtering sediment in process of hydrogen production by seawater electrolysis Download PDFInfo
- Publication number
- CN220246286U CN220246286U CN202322940819.3U CN202322940819U CN220246286U CN 220246286 U CN220246286 U CN 220246286U CN 202322940819 U CN202322940819 U CN 202322940819U CN 220246286 U CN220246286 U CN 220246286U
- Authority
- CN
- China
- Prior art keywords
- water storage
- storage tank
- seawater
- funnel
- silica gel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000013535 sea water Substances 0.000 title claims abstract description 31
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 239000001257 hydrogen Substances 0.000 title claims abstract description 20
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 20
- 239000013049 sediment Substances 0.000 title claims abstract description 13
- 238000001914 filtration Methods 0.000 title claims abstract description 12
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000005868 electrolysis reaction Methods 0.000 title abstract description 13
- 238000004519 manufacturing process Methods 0.000 title abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000000741 silica gel Substances 0.000 claims abstract description 15
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 15
- 239000012528 membrane Substances 0.000 claims abstract description 9
- 239000007789 gas Substances 0.000 claims description 12
- 239000002244 precipitate Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 abstract description 3
- 239000002574 poison Substances 0.000 abstract description 2
- 231100000614 poison Toxicity 0.000 abstract description 2
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 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
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a device for filtering sediment in the process of hydrogen production by seawater electrolysis, which comprises a vacuum pump, a water storage tank and an electrolytic tank, wherein the vacuum pump, the water storage tank and the electrolytic tankAll through the silica gel hose connection between, the inside funnel that is provided with of water storage tank, filter membrane has in the funnel, through the funnel will two upper and lower cavities are separated into to water storage tank inner space, the silica gel hose connection is in the below cavity of water storage tank. The device is suitable for hydrogen production by electrolysis of seawater, hydroxide is added into the seawater by utilizing the pressure generated by a vacuum pump, then the seawater is filtered after passing through a funnel and a filter membrane, and the filtered seawater is applied to hydrogen production by electrolysis. Compared with the prior art, the utility model can quickly clean the sediment in the seawater, thereby avoiding Ca 2+ 、Mg 2+ The plasma poisons the electrode, thereby improving the efficiency of seawater electrolysis and the service life of the electrode.
Description
Technical Field
The utility model relates to the technical field of hydrogen production by seawater electrolysis, in particular to a device for filtering sediment in the process of hydrogen production by seawater electrolysis.
Background
Direct electrolysis of seawater for hydrogen production has become one of the important strategies for developing clean and pollution-free hydrogen energy, but the seawater contains a great deal of plankton and Ca 2+ 、Mg 2+ The plasma can be adsorbed on the surface of the electrode in the electrolytic process to block the active site, so that the electrode is poisoned, and the service life and hydrogen production efficiency of the electrode are further affected.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art and provides a device for filtering sediment in the process of preparing hydrogen by electrolyzing seawater.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model discloses a device for filtering sediment in the process of hydrogen production by seawater electrolysis, which comprises a vacuum pump, a water storage tank and an electrolytic tank, wherein the vacuum pump is connected with the water storage tank and the electrolytic tank through silica gel hoses, a funnel is arranged in the water storage tank, a filter membrane is arranged in the funnel, the inner space of the water storage tank is divided into an upper chamber and a lower chamber through the funnel, and the silica gel hoses are connected in the lower chamber of the water storage tank.
Preferably, a lifting device is arranged above the funnel.
Preferably, a first switch valve is arranged on a silica gel hose between the vacuum pump and the water storage tank, and a second switch valve is arranged on the silica gel hose between the water storage tank and the electrolytic tank.
Preferably, two electrodes, namely a cathode electrode and an anode electrode, are arranged above the inside of the electrolytic tank, and a gas collecting port is arranged on one side of the electrolytic tank.
Preferably, the tops of the cathode electrode and the anode electrode are connected with an external power supply through wires, and the gas collecting port is connected with an external gas storage container through a hose.
Compared with the prior art, the utility model has the following beneficial effects:
the device utilizes the pressure generated by a vacuum pump to add hydroxide into seawater, then the seawater is filtered after passing through a funnel and a filter membrane, and the filtered seawater is applied to electrolytic hydrogen production. Compared with the prior art, the utility model can quickly clean the sediment in the seawater, thereby avoiding Ca 2+ 、Mg 2+ The plasma poisons the electrode, thereby improving the efficiency of seawater electrolysis and the service life of the electrode.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Reference numerals: 1. a vacuum pump; 2. a silicone hose; 3. a first switching valve; 4. a funnel; 5. a lifting device; 6. a second switching valve; 7. a water storage tank; 8. a cathode electrode; 9. an anode electrode; 10. a gas collection port; 11. an electrolytic cell.
Detailed Description
An embodiment of an apparatus for filtering sediment in a process of producing hydrogen by electrolyzing seawater according to the present utility model is further described with reference to fig. 1. The apparatus for filtering sediment in the process of producing hydrogen by electrolyzing seawater according to the present utility model is not limited to the description of the following examples.
Example 1:
this embodiment provides a device for filtering precipitate in electrolytic seawater hydrogen production process, as shown in fig. 1, including vacuum pump 1, water storage tank 7 and electrolysis trough 11, wherein, all be connected through silica gel hose 2 between vacuum pump 1 and water storage tank 7 and the electrolysis trough 11, water storage tank 7 inside is provided with funnel 4, has the filter membrane in the funnel 4, separates water storage tank 7 inner space into upper and lower two cavities through funnel 4, and silica gel hose 2 connects in water storage tank 7's below cavity, and lifting device 5 is installed to the top of funnel 4.
A first switch valve 3 is arranged on the silica gel hose 2 between the vacuum pump 1 and the water storage tank 7, and a second switch valve 6 is arranged on the silica gel hose 2 between the water storage tank 7 and the electrolytic tank 11.
Two electrodes, namely a cathode electrode 8 and an anode electrode 9, are arranged above the inside of the electrolytic tank 11, a gas collecting port 10 is arranged on one side of the electrolytic tank 11, the tops of the cathode electrode 8 and the anode electrode 9 are connected with an external power supply through wires, and the gas collecting port 10 is connected with an external gas storage container through a hose.
The working principle of the application is as follows:
when the device is used, a filter membrane is added into the funnel 4, then the funnel 4 with the filter membrane is placed at a fixed position by utilizing the lifting device 5, then seawater is added into the upper cavity inside the water storage tank 7, a proper amount of hydroxide (sodium hydroxide and potassium hydroxide) is added, the vacuum pump 1 is opened after standing, the first switch valve 3 is opened, the lower cavity inside the water storage tank 7 is in a vacuum state, under the action of vacuum, seawater in the upper cavity inside the water storage tank 7 flows into the lower cavity, sediment is adhered to the filter membrane, and when the seawater in the upper cavity inside the water storage tank 7 completely flows into the lower cavity, the vacuum pump 1 is closed, and meanwhile the first switch valve 3 is closed. Then the second switch valve 6 is opened, the seawater filtered in the water storage tank 7 flows into the electrolytic tank, when the water level in the electrolytic tank is immersed in the cathode electrode 8 and the anode electrode 9, the external power supplies of the two electrodes are opened to start to electrolyze the seawater, and the generated hydrogen is discharged through a hose at the gas collecting port 10 and is collected after being connected with an external gas storage tank.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (3)
1. A device for filtering precipitate in the process of preparing hydrogen by electrolyzing seawater is characterized in that: the water storage device comprises a vacuum pump (1), a water storage tank (7) and an electrolytic tank (11), wherein the vacuum pump (1) is connected with the water storage tank (7) through a silica gel hose (2); the water storage tank (7) is connected with the electrolytic tank (11) through a silica gel hose (2);
the inside of the water storage tank (7) is provided with a funnel (4), a filter membrane is arranged in the funnel (4), the inner space of the water storage tank (7) is divided into an upper cavity and a lower cavity by the funnel (4), and the silica gel hose (2) is connected in the cavity below the water storage tank (7);
a lifting device (5) is arranged above the funnel (4);
a first switch valve (3) is arranged on the silica gel hose (2) between the vacuum pump (1) and the water storage tank (7), and a second switch valve (6) is arranged on the silica gel hose (2) between the water storage tank (7) and the electrolytic tank (11).
2. An apparatus for filtering sediment in a process of producing hydrogen from seawater according to claim 1, wherein: two electrodes, namely a cathode electrode (8) and an anode electrode (9), are arranged above the inside of the electrolytic tank (11), and a gas collecting port (10) is arranged on one side of the electrolytic tank (11).
3. An apparatus for filtering sediment in a process of producing hydrogen from seawater according to claim 2, wherein: the tops of the cathode electrode (8) and the anode electrode (9) are connected with an external power supply through wires, and the gas collecting port (10) is connected with an external gas storage container through a hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322940819.3U CN220246286U (en) | 2023-11-01 | 2023-11-01 | Device for filtering sediment in process of hydrogen production by seawater electrolysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322940819.3U CN220246286U (en) | 2023-11-01 | 2023-11-01 | Device for filtering sediment in process of hydrogen production by seawater electrolysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220246286U true CN220246286U (en) | 2023-12-26 |
Family
ID=89263732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322940819.3U Active CN220246286U (en) | 2023-11-01 | 2023-11-01 | Device for filtering sediment in process of hydrogen production by seawater electrolysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220246286U (en) |
-
2023
- 2023-11-01 CN CN202322940819.3U patent/CN220246286U/en active Active
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