CN212669809U - Novel runner flow field structure water electrolysis tank - Google Patents
Novel runner flow field structure water electrolysis tank Download PDFInfo
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- CN212669809U CN212669809U CN202020612899.3U CN202020612899U CN212669809U CN 212669809 U CN212669809 U CN 212669809U CN 202020612899 U CN202020612899 U CN 202020612899U CN 212669809 U CN212669809 U CN 212669809U
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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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Abstract
The utility model relates to a novel runner flow field structure water electrolyzer, relating to the technical field of hydrogen production by water electrolysis; the invention comprises a water electrolysis bath consisting of a bath body, end pressing plates at two ends of the bath body, a front polar plate and a positive polar plate, wherein the front polar plate, the positive polar plate and the bath body are respectively provided with an inner cavity, the positive polar plate is provided with a radial hole, the bath body is divided into a front half bath and a rear half bath which are not communicated with each other by a middle polar plate, the middle polar plate is provided with an inner cavity and radial holes, and the end pressing plates are sequentially provided with four outlets: the lower end of the end pressing plate is provided with a first electrolyte inlet and a second electrolyte inlet; the invention separates the tank body by arranging the middle pole plate, and the front half tank and the rear half tank form two independent cycles without mutual interference; the arrangement of a plurality of outlets can quickly and effectively reduce resistance, improve a flow field and ensure the reliable and normal operation of the electrolytic cell.
Description
Technical Field
The utility model relates to a novel runner flow field structure water electrolyser relates to water electrolysis hydrogen manufacturing technical field.
Background
Hydrogen energy is an important component of clean energy and is in the fast development stage of industry, and a water electrolysis hydrogen production device adapted to the hydrogen energy is developing to be large-scale. The water electrolyzer is a core device in the hydrogen production device. The large-scale water electrolysis bath inevitably increases the number of the small electrolysis cells, the increase of the small electrolysis cells causes the uniformity of a flow field in the water electrolysis bath to be poor, the temperature difference of each electrolysis cell is increased, the flowing resistance of the electrolyte is increased, the running state of the water electrolysis bath is poor, and the adverse factors influence the large-scale development of the water electrolysis bath. The design of the novel runner flow field structure of the water electrolysis bath shortens the path of electrolyte in the water electrolysis bath, reduces resistance, improves the flow field, and ensures the reliable normal operation of the water electrolysis bath, which is characterized by the utility model.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is that the flow field of the electrolyte in the existing electrolytic tank is relatively poor, the utility model discloses a technical scheme who solves above-mentioned technical problem and proposes is:
the utility model provides a novel runner flow field structure water electrolysis trough, include by the cell body the water electrolysis trough that end clamp plate, preceding polar plate and the positive polar plate at cell body both ends are constituteed, preceding polar plate and positive polar plate and cell body all are equipped with the inner chamber, and positive polar plate is equipped with radial hole, the cell body is separated for half first groove and latter half groove that do not communicate with each other by middle polar plate, middle polar plate is equipped with the inner chamber and is equipped with radial hole, the end clamp plate is equipped with four exports in proper order: the lower end of the end pressing plate is provided with a first electrolyte inlet and a second electrolyte inlet;
the second electrolyte inlet is communicated with the inner cavity of the middle polar plate, and the inner cavity of the middle polar plate is communicated with the oxygen outlet of the front half tank and the hydrogen outlet of the front half tank; the first electrolyte inlet is communicated with the inner cavity of the positive end pole plate, and the inner cavity of the positive end pole plate is communicated with the oxygen outlet of the rear half tank and the hydrogen outlet of the rear half tank.
The improvement of the technical scheme is as follows: the second electrolyte inlet is communicated with the inner cavity of the middle pole plate through a second electrolyte channel, and the inner cavity of the middle pole plate is communicated with the oxygen outlet of the front half groove and the hydrogen outlet of the front half groove through a front oxygen channel and a front hydrogen channel respectively.
The improvement of the technical scheme is as follows: the first electrolyte inlet is communicated with the inner cavity of the positive end pole plate through a first electrolyte channel, and the inner cavity of the positive end pole plate is communicated with the oxygen outlet of the rear half groove and the hydrogen outlet of the rear half groove through a rear oxygen channel and a rear hydrogen channel respectively.
The improvement of the technical scheme is as follows: the first electrolyte channel penetrates through the middle polar plate and is not communicated with the middle polar plate; the rear oxygen channel and the rear hydrogen channel penetrate through the middle polar plate and are not communicated with the middle polar plate.
The utility model adopts the above technical scheme's beneficial effect is: the middle pole plate is arranged to separate the tank bodies, and the front half tank and the rear half tank form two independent cycles without mutual interference; the arrangement of a plurality of outlets can quickly and effectively reduce resistance, improve a flow field and ensure the reliable and normal operation of the electrolytic cell.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural view of the end pressure plate of the present invention;
the examples in the figure are: the electrolytic cell comprises a cell body 1, an end pressing plate 2, a front polar plate 3, a positive end polar plate 4, a front half cell 5, a rear half cell 6, a front half cell oxygen outlet 7, a front half cell hydrogen outlet 8, a rear half cell oxygen outlet 9, a rear half cell hydrogen outlet 10, a first electrolyte inlet 11, a second electrolyte inlet 12, a first electrolyte channel 13, a second electrolyte channel 14, a front oxygen channel 15, a front hydrogen channel 16, a rear oxygen channel 17, a rear hydrogen channel 18 and a middle polar plate 19.
Detailed Description
Examples
The utility model provides a novel runner flow field structure water electrolysis trough, includes the water electrolysis trough of compriseing the end clamp plate 2 at cell body 1, 1 both ends of cell body, front polar plate 3 and positive end polar plate 4, and front polar plate 3 all is equipped with the inner chamber with positive end polar plate 4 and cell body 1, and positive end polar plate 4 is equipped with radial hole, and cell body 1 is separated for half preceding groove 5 and half rear groove 6 each other not communicating by middle polar plate 19, and middle polar plate 19 is equipped with inner chamber and radial hole, and end clamp plate 2 is equipped with four exports in proper order: the front half tank oxygen outlet 7, the front half tank hydrogen outlet 8, the back half tank oxygen outlet 9 and the back half tank hydrogen outlet 10, and the lower end of the end pressing plate 2 is provided with a first electrolyte inlet 11 and a second electrolyte inlet 12.
The second electrolyte inlet 12 is communicated with the inner cavity of the middle polar plate 19, and the inner cavity of the middle polar plate 19 is communicated with the oxygen outlet 7 of the front half tank and the hydrogen outlet 8 of the front half tank; the first electrolyte inlet 11 is communicated with the inner cavity of the positive end pole plate 4, and the inner cavity of the positive end pole plate 4 is communicated with the oxygen outlet 9 of the rear half groove and the hydrogen outlet 10 of the rear half groove.
The second electrolyte inlet 12 is communicated with the inner cavity of the middle pole plate 19 through a second electrolyte channel 14, and the inner cavity of the middle pole plate 19 is communicated with the front half-tank oxygen outlet 7 and the front half-tank hydrogen outlet 8 through a front oxygen channel 15 and a front hydrogen channel 16 respectively.
The first electrolyte inlet 11 is communicated with the inner cavity of the positive end pole plate 4 through a first electrolyte channel 13, and the inner cavity of the positive end pole plate 4 is communicated with the rear half-groove oxygen outlet 9 and the rear half-groove hydrogen outlet 10 through a rear oxygen channel 17 and a rear hydrogen channel 18 respectively.
The first electrolyte channel 13 passes through the middle pole plate 19 and is not communicated with the middle pole plate 19; the rear oxygen channels 17 and the rear hydrogen channels 18 pass through the intermediate plate 19 and do not communicate with the intermediate plate 19.
The utility model discloses a function mode is: the electrolyte enters the second electrolyte inlet 12, then enters the inner cavity of the middle pole plate 19 through the second electrolyte channel 14, and is introduced into the front half tank 5 through the radial hole of the middle pole plate 19 to carry out electrolysis operation.
Oxygen and hydrogen generated by the electrolysis process are transported to the front half cell oxygen outlet 7 and the front half cell hydrogen outlet 8 through the front oxygen passage 15 and the front hydrogen passage 16 and then discharged.
The electrolyte enters the first electrolyte inlet 11, then enters the inner cavity of the positive end plate 4 through the first electrolyte channel 13, and is introduced into the rear half groove 6 through the radial hole of the positive end plate 4 to carry out electrolysis operation.
Oxygen and hydrogen generated in the electrolysis process are delivered to the rear half cell oxygen outlet 9 and the rear half cell hydrogen outlet 10 through the rear oxygen passage 17 and the rear hydrogen passage 18 and then discharged.
The whole electrolytic process, the first half tank 5 and the second half tank 6 are carried out simultaneously and do not interfere with each other.
The present invention is not limited to the above embodiment. All technical solutions formed by equivalent substitutions fall within the protection scope of the present invention.
Claims (4)
1. The utility model provides a novel runner flow field structure water electrolysis trough, include by the cell body the water electrolysis trough that end clamp plate, preceding polar plate and the positive polar plate at cell body both ends are constituteed, preceding polar plate and positive polar plate and cell body all are equipped with the inner chamber, positive polar plate is equipped with radial hole, its characterized in that:
the cell body is separated for half preceding groove and the latter half groove that do not communicate with each other by middle polar plate, middle polar plate is equipped with inner chamber and radial hole, the end clamp plate is equipped with four exports in proper order: the lower end of the end pressing plate is provided with a first electrolyte inlet and a second electrolyte inlet;
the second electrolyte inlet is communicated with the inner cavity of the middle polar plate, and the inner cavity of the middle polar plate is communicated with the oxygen outlet of the front half tank and the hydrogen outlet of the front half tank; the first electrolyte inlet is communicated with the inner cavity of the positive end pole plate, and the inner cavity of the positive end pole plate is communicated with the oxygen outlet of the rear half tank and the hydrogen outlet of the rear half tank.
2. The novel runner flow field structure water electrolyzer of claim 1, characterized in that: the second electrolyte inlet is communicated with the inner cavity of the middle pole plate through a second electrolyte channel, and the inner cavity of the middle pole plate is communicated with the oxygen outlet of the front half groove and the hydrogen outlet of the front half groove through a front oxygen channel and a front hydrogen channel respectively.
3. The novel runner flow field structure water electrolyzer of claim 1, characterized in that: the first electrolyte inlet is communicated with the inner cavity of the positive end pole plate through a first electrolyte channel, and the inner cavity of the positive end pole plate is communicated with the oxygen outlet of the rear half groove and the hydrogen outlet of the rear half groove through a rear oxygen channel and a rear hydrogen channel respectively.
4. The novel runner flow field structure water electrolyzer of claim 3, characterized in that: the first electrolyte channel penetrates through the middle polar plate and is not communicated with the middle polar plate; the rear oxygen channel and the rear hydrogen channel penetrate through the middle polar plate and are not communicated with the middle polar plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020612899.3U CN212669809U (en) | 2020-04-22 | 2020-04-22 | Novel runner flow field structure water electrolysis tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020612899.3U CN212669809U (en) | 2020-04-22 | 2020-04-22 | Novel runner flow field structure water electrolysis tank |
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| CN212669809U true CN212669809U (en) | 2021-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020612899.3U Active CN212669809U (en) | 2020-04-22 | 2020-04-22 | Novel runner flow field structure water electrolysis tank |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024078362A1 (en) * | 2022-10-12 | 2024-04-18 | 无锡隆基氢能科技有限公司 | Bipolar plate and electrolytic cell |
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2020
- 2020-04-22 CN CN202020612899.3U patent/CN212669809U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024078362A1 (en) * | 2022-10-12 | 2024-04-18 | 无锡隆基氢能科技有限公司 | Bipolar plate and electrolytic cell |
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