CN213708498U - Alkaline water electrolysis hydrogen production gas-liquid separation integrated system and integrated hydrogen production equipment - Google Patents
Alkaline water electrolysis hydrogen production gas-liquid separation integrated system and integrated hydrogen production equipment Download PDFInfo
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- CN213708498U CN213708498U CN202022635114.7U CN202022635114U CN213708498U CN 213708498 U CN213708498 U CN 213708498U CN 202022635114 U CN202022635114 U CN 202022635114U CN 213708498 U CN213708498 U CN 213708498U
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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
Abstract
The utility model discloses an alkaline water electrolysis hydrogen production gas-liquid separation integrated system and integrated hydrogen production equipment. This basicity water electrolysis hydrogen manufacturing gas-liquid separation integrated system includes that base and two sets set up side by side gas-liquid separation integrated device on the base, gas-liquid separation integrated device includes vapour and liquid separator, gas scrubber and gas cooler, the fixed top that sets up at vapour and liquid separator of gas scrubber, the fixed top that sets up at gas scrubber of gas cooler, one of them set of gas-liquid separation integrated device and electrolysis trough oxygen suppliment end's gas-liquid pipeline intercommunication for receive oxygen and alkali lye, another set of gas-liquid separation integrated device and electrolysis trough hydrogen suppliment end's gas-liquid pipeline intercommunication for receive hydrogen and alkali lye, through with gas cooler, gas scrubber and gas separator from top to bottom install to the base in proper order, satisfy the technological demand, rational utilization spatial layout provides the facility for manufacturing and post installation.
Description
Technical Field
The utility model relates to a hydrogen manufacturing technical field especially relates to an alkaline water electrolysis hydrogen manufacturing gas-liquid separation integrated system and integrated hydrogen manufacturing equipment.
Background
The hydrogen is used as a clean and pollution-free energy with high heat value, and occupies a place in the new energy industry. The methods for producing hydrogen are various, and hydrogen production by water electrolysis is the most important technology for preparing high-purity hydrogen. In the water electrolysis hydrogen production technology, direct current is introduced into an electrolytic tank filled with potassium hydroxide, and water molecules are subjected to electrochemical reaction on an electrode and are decomposed into hydrogen and oxygen, wherein the chemical formula is H2O＝H2+0.5O2. The electrolyte, the hydrogen and the oxygen need to be separated from gas and liquid by a gas-liquid separator by utilizing the principle of different gas-liquid specific gravities, so that the hydrogen is obtained.
With the rapid development of hydrogen energy, large-scale hydrogen production is a trend of future development of hydrogen energy, and needs to be matched with a plurality of large-scale water electrolysis hydrogen production devices which comprise a plurality of parts. In the existing hydrogen production equipment by electrolyzing water, a gas-liquid separator, a gas scrubber and a gas cooler need to be hoisted to the upper part of a prying block of an alkali liquor circulating system in the installation process, after the installation of a piping is finished, the piping is sent to an equipment installation site in the form of parts, and then the piping is installed in place in the form of parts on site.
Disclosure of Invention
The utility model provides an alkaline water electrolysis hydrogen production gas-liquid separation integrated system and integrated hydrogen production equipment to solve the technical problem that hydrogen production equipment installation process is complicated among the prior art.
The utility model discloses a following technical scheme realizes:
the gas-liquid separation integrated system for hydrogen production by alkaline water electrolysis comprises a base and two gas-liquid separation integrated devices arranged on the base side by side, wherein the base is used for being installed above an electrolytic cell, each gas-liquid separation integrated device comprises a gas-liquid separator, a gas scrubber and a gas cooler, the gas scrubber is fixedly arranged above the gas-liquid separator, the gas cooler is fixedly arranged above the gas scrubber, the gas-liquid separator is respectively provided with a first feeding pipe and a first exhaust pipe, the gas scrubber is respectively provided with a first gas inlet pipe and a second exhaust pipe, and the gas cooler is provided with a third exhaust pipe;
in one set of gas-liquid separation integrated device, one end of the first feeding pipe is communicated with a gas-liquid pipeline at an oxygen supply end of the electrolytic bath and is used for inputting oxygen and alkali liquor to the gas-liquid separator; in another set of gas-liquid separation integrated device, one end of the first feeding pipe is communicated with a gas-liquid pipeline at a hydrogen supply end of the electrolytic bath and is used for inputting hydrogen and alkali liquor to the gas-liquid separator;
in each set of gas-liquid separation integrated device, one end of the first exhaust pipe is communicated with the first gas inlet pipe and used for inputting gas separated by the gas-liquid separator into the gas scrubber, one end of the second exhaust pipe is communicated with the inside of the gas cooler and used for inputting gas discharged by the gas scrubber into the gas cooler, and the third exhaust pipe is used for discharging gas in the gas cooler.
Preferably, one end of the first gas inlet pipe extends to below the liquid level of the gas scrubber.
Preferably, the bottom of the gas-liquid separator is provided with a first liquid discharge pipe, and the first liquid discharge pipe is used for being communicated with the electrolytic cell and supplementing alkali liquor to the electrolytic cell.
Preferably, the side wall of the gas scrubber is provided with a second liquid discharge pipe, the top of the gas-liquid separator is provided with a first liquid inlet pipe, and one end of the second liquid discharge pipe is communicated with the first liquid inlet pipe and is used for inputting liquid in the gas scrubber to the gas-liquid separator.
Preferably, the side wall of the gas scrubber is further provided with a second liquid inlet pipe, and the second liquid inlet pipe is communicated with an external water supply pipe and used for supplementing water to the gas scrubber.
Preferably, a third liquid discharge pipe is arranged at the bottom of the gas cooler, a third liquid inlet pipe is arranged at the top of the gas-liquid separator, and the third liquid discharge pipe is communicated with the third liquid inlet pipe and is used for inputting the condensate in the gas cooler to the gas-liquid separator.
Preferably, a flower plate assembly is arranged in the gas scrubber and located between the exhaust end of the first gas inlet pipe and the liquid level of the gas scrubber for dividing a steam pocket in the gas scrubber.
Preferably, the pattern plate assembly comprises two perforated plates which are overlapped up and down and a layer of stainless steel wire mesh which is clamped between the two perforated plates.
Preferably, the base comprises a bottom frame and a supporting seat, the bottom frame is fixedly connected with the supporting seat, and the supporting seat is arranged below the gas-liquid separator and used for fixing the gas-liquid separator on the base;
and a support column is arranged between the gas-liquid separator and the gas cooler, and is used for matching with the gas scrubber to fix the gas cooler above the gas-liquid separator.
The integrated hydrogen production equipment comprises an integrated alkali liquor circulating system and an alkaline water electrolysis hydrogen production gas-liquid separation integrated system, wherein the alkaline water electrolysis hydrogen production gas-liquid separation integrated system is the alkaline water electrolysis hydrogen production gas-liquid separation integrated system, and the alkaline water electrolysis hydrogen production gas-liquid separation integrated system is arranged above an electrolytic bath of the integrated alkali liquor circulating system.
Compared with the prior art, the beneficial effects of the utility model include at least:
the utility model discloses a with gas cooler, gas scrubber and vapour and liquid separator install to the base from top to bottom in proper order on, gas upwards passes through vapour and liquid separator in proper order, gas scrubber and gas cooler, accomplish the separation in proper order, the washing, the cooling process, satisfy the technology demand, the above-mentioned structure of basicity water electrolysis hydrogen manufacturing gas-liquid separation integrated system sets up rational utilization spatial layout, the integrated level is high, compact structure, safety and reliability, can directly produce and install in the workshop, for manufacturing and later stage installation provide facility, the problem of the numerous and diverse operation that overhead operation and delivery and later stage field installation hoist and bring in the production process has been solved, the cost is saved.
Drawings
Fig. 1 is a schematic structural diagram of the alkaline water electrolysis hydrogen production gas-liquid separation integrated system of the present invention.
Fig. 2 is a sectional view of the integrated system for hydrogen production from alkaline water electrolysis and gas-liquid separation of the present invention.
Fig. 3 is an enlarged view of a portion S in fig. 1.
1. A base; 10. a bottom frame; 11. a supporting seat; 12. a support pillar; 20. a gas-liquid separator; 21. a first feed tube; 22. a first exhaust pipe; 23. a first drain pipe; 24. a first liquid inlet pipe; 25. a third liquid inlet pipe; 30. a gas scrubber; 31. a first intake pipe; 32. a second exhaust pipe; 33. a second drain pipe; 34. A second liquid inlet pipe; 35. a faceplate assembly; 40. a gas cooler; 41. a third exhaust pipe; 42. and a third drain pipe.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art.
Referring to fig. 1-2, the utility model provides an integrated hydrogen production equipment, this integrated hydrogen production equipment includes integrated form alkali lye circulating system and alkaline water electrolysis hydrogen production gas-liquid separation integrated system, and alkaline water electrolysis hydrogen production gas-liquid separation integrated system can separate alkali lye and the gas of electrolysis trough (not shown) output, and integrated form alkali lye circulating system can realize the alkali lye circulation in the hydrogen production process.
The alkaline water electrolysis hydrogen production gas-liquid separation integrated system comprises a base 1 and two sets of gas-liquid separation integrated devices arranged on the base 1 side by side, specifically, the base 1 can be arranged above an electrolytic cell, the base 1 can comprise a bottom frame 10 and a supporting seat 11, the bottom frame 10 can be a section bar, the bottom frame 10 is fixedly connected with the supporting seat 11, and the supporting seat 11 can be arranged below the gas-liquid separation integrated device so as to fix the gas-liquid separation integrated device on the base 1.
The gas-liquid separation integrated device preferably comprises a gas-liquid separator 20, a gas scrubber 30 and a gas cooler 40, specifically, the gas scrubber 30 can be arranged above the gas-liquid separator 20, the gas cooler 40 can be arranged above the gas scrubber 30, by arranging the gas-liquid separator 20, the gas scrubber 30 and the gas cooler 40, the gas-liquid separator 20 can separate alkali liquor and gas output by an electrolytic cell, the gas scrubber 30 can remove the alkali liquor attached to the gas discharged by the gas-liquid separator 20, and the gas cooler 40 can remove the moisture attached to the gas discharged by the gas scrubber 30 and cool the gas; the gas cooler 40, the gas scrubber 30 and the gas-liquid separator 20 are sequentially arranged from top to bottom, gas can sequentially pass through the gas-liquid separator 20, the gas scrubber 30 and the gas cooler 40 from top to bottom due to different gas-liquid specific gravities, separation, washing and cooling processes are sequentially completed, liquid returns to the electrolytic cell under the action of gravity, and electrolyte in the electrolytic cell is supplemented.
In some embodiments of the present invention, a support column 12 is preferably disposed between the gas-liquid separator 20 and the gas cooler 40, and the support column 12 can cooperate with the gas scrubber 30 to fix the gas cooler 40 above the gas-liquid separator 20.
In the above embodiment of the present invention, by arranging the base 1 and the supporting column 12, the gas cooler 40, the gas scrubber 30 and the gas-liquid separator 20 are sequentially installed on the base 1 from top to bottom, so that the spatial layout is reasonably utilized, the structure is compact, and convenience is provided for production and manufacturing and later installation; due to the fact that gas and liquid have different specific gravities and the gravity principle, gas and liquid enter corresponding equipment through different pipelines respectively, the process requirements are met, and the device is safe and reliable.
The utility model discloses some embodiments, gas scrubber 30 is provided with first inlet pipe 21 and first blast pipe 22, gas scrubber 30 is provided with first intake pipe 31 and second blast pipe 32, gas cooler 40 is provided with third blast pipe 41, in a specific embodiment, the one end of first inlet pipe 21 communicates with the gas-liquid pipeline of electrolysis trough, can input gas and alkali lye to vapour and liquid separator 20, the one end and the first intake pipe 31 intercommunication of first blast pipe 22, can input the gas that vapour and liquid separator 20 separated to gas scrubber 30, the one end of second blast pipe 32 communicates the inside of gas cooler 40, can input the gas that gas scrubber 30 gas discharged to gas cooler 40, the gas in gas cooler 40 can be discharged to third blast pipe 41.
In some embodiments of the present invention, one end of the first air inlet pipe 31 may be extended to a position below the liquid level of the gas scrubber 30, the gas discharged from the gas-liquid separator 20 enters the water of the gas scrubber 30 through the first air inlet pipe 31, the liquid contained in the gas is diluted in the water of the gas scrubber 30, and the gas after washing is discharged through the second exhaust pipe 32.
The utility model discloses in some embodiments, it still is equipped with card subassembly 35 to prefer in the gas scrubber 30, card subassembly 35 is located between the exhaust end of first intake pipe 31 and the liquid level of gas scrubber 30, specifically, card subassembly 35 includes two band hole boards of upper and lower coincide and the one deck stainless steel net of establishing that presss from both sides between them, and in a specific embodiment, the gas that exhales among the vapour and liquid separator 20 gets into the aquatic of gas scrubber 30 through first intake pipe 31, produces the steam pocket, and card subassembly 35 can be cut apart the steam pocket, makes gas obtain intensive washing.
In some embodiments of the present invention, the gas-liquid separator 20 is preferably provided with a first liquid discharging pipe 23, a first liquid feeding pipe 24 and a third liquid feeding pipe 25, the gas scrubber 30 is preferably provided with a second liquid discharging pipe 33 and a second liquid feeding pipe 34, and the gas cooler 40 is preferably provided with a third liquid discharging pipe 42, in a specific embodiment, the first liquid discharging pipe 23 may be located at the bottom of the gas-liquid separator 20, and one end of the first liquid discharging pipe 23 may be communicated with the electrolytic cell to supplement the electrolytic cell with alkali liquid; the first liquid inlet pipe 24 may be located at the top of the gas-liquid separator 20, the second liquid outlet pipe 33 may be located at the sidewall of the gas scrubber 30, and one end of the second liquid outlet pipe 33 may communicate with the first liquid inlet pipe 24 to input the liquid in the gas scrubber 30 to the gas-liquid separator 20; the second liquid inlet pipe 34 may be located at a sidewall of the gas scrubber 30, and the second liquid inlet pipe 34 may be connected to an external water supply pipe to replenish water to the gas scrubber 30; a third drain pipe 42 may be positioned at the bottom of the gas cooler 40, a third liquid inlet pipe 25 may be positioned at the top of the gas-liquid separator 20, and one end of the third drain pipe 42 may communicate with the third liquid inlet pipe 25 to supply the condensate in the gas cooler 40 to the gas-liquid separator 20. By arranging the liquid inlet pipe and the liquid discharge pipe, liquid finally flows into the electrolytic bath through the first liquid discharge pipe 23 under the action of gravity, and the circulation of alkali liquor in the integrated alkali liquor circulation system is realized.
In some embodiments of the present invention, each set of the integrated system for gas-liquid separation and hydrogen production by alkaline water electrolysis comprises two sets of integrated devices for gas-liquid separation arranged side by side on the base 1, wherein in one set of the integrated device for gas-liquid separation, one end of the first feeding pipe 21 is communicated with the gas-liquid pipeline at the oxygen supply end of the electrolytic cell, and oxygen and alkaline liquid can be input into the gas-liquid separator 20; in another set of gas-liquid separation integrated device, one end of the first feeding pipe 21 is communicated with a gas-liquid pipeline at the hydrogen supply end of the electrolytic cell, and hydrogen and alkali liquor can be input into the gas-liquid separator 20. By arranging the two sets of gas-liquid separation integrated devices, the hydrogen and the oxygen respectively complete the separation, washing and cooling processes in the two sets of gas-liquid separation integrated devices, the layout is reasonable, and the resource utilization rate is high.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that those skilled in the art can make changes, modifications, substitutions and alterations to the above embodiments without departing from the spirit and scope of the present invention, and all such changes are intended to be within the scope of the following claims.
Claims (10)
1. The gas-liquid separation integrated system for hydrogen production through alkaline water electrolysis is characterized by comprising a base and two gas-liquid separation integrated devices arranged on the base side by side, wherein the base is used for being installed above an electrolytic cell, each gas-liquid separation integrated device comprises a gas-liquid separator, a gas scrubber and a gas cooler, the gas scrubber is fixedly arranged above the gas-liquid separator, the gas cooler is fixedly arranged above the gas scrubber, the gas-liquid separator is respectively provided with a first feeding pipe and a first exhaust pipe, the gas scrubber is respectively provided with a first air inlet pipe and a second exhaust pipe, and the gas cooler is provided with a third exhaust pipe;
in one set of gas-liquid separation integrated device, one end of the first feeding pipe is communicated with a gas-liquid pipeline at an oxygen supply end of the electrolytic bath and is used for inputting oxygen and alkali liquor to the gas-liquid separator; in another set of gas-liquid separation integrated device, one end of the first feeding pipe is communicated with a gas-liquid pipeline at a hydrogen supply end of the electrolytic bath and is used for inputting hydrogen and alkali liquor to the gas-liquid separator;
in each set of gas-liquid separation integrated device, one end of the first exhaust pipe is communicated with the first gas inlet pipe and used for inputting gas separated by the gas-liquid separator into the gas scrubber, one end of the second exhaust pipe is communicated with the inside of the gas cooler and used for inputting gas discharged by the gas scrubber into the gas cooler, and the third exhaust pipe is used for discharging gas in the gas cooler.
2. The integrated gas-liquid separation system for hydrogen production through alkaline water electrolysis according to claim 1, wherein one end of the first gas inlet pipe extends to a position below the liquid level of the gas scrubber.
3. The integrated system for hydrogen production and gas-liquid separation through alkaline water electrolysis as claimed in claim 1, wherein a first liquid discharge pipe is arranged at the bottom of the gas-liquid separator and is used for communicating with the electrolytic cell and supplementing alkali liquor to the electrolytic cell.
4. The integrated system for hydrogen production and gas-liquid separation through alkaline water electrolysis as claimed in claim 1, wherein a second liquid discharge pipe is arranged on the side wall of the gas scrubber, a first liquid inlet pipe is arranged at the top of the gas-liquid separator, and one end of the second liquid discharge pipe is communicated with the first liquid inlet pipe and is used for inputting liquid in the gas scrubber to the gas-liquid separator.
5. The integrated system for hydrogen production and gas-liquid separation through alkaline water electrolysis as claimed in claim 1, wherein a second liquid inlet pipe is further disposed on the side wall of the gas scrubber, and the second liquid inlet pipe is communicated with an external water supply pipe and is used for supplementing water to the gas scrubber.
6. The integrated system for hydrogen production and gas-liquid separation through alkaline water electrolysis as claimed in claim 1, wherein a third liquid discharge pipe is arranged at the bottom of the gas cooler, a third liquid inlet pipe is arranged at the top of the gas-liquid separator, and the third liquid discharge pipe is communicated with the third liquid inlet pipe and is used for inputting condensate in the gas cooler to the gas-liquid separator.
7. The integrated system for hydrogen production and gas-liquid separation through alkaline water electrolysis as claimed in claim 2, wherein a flower plate assembly is arranged in the gas scrubber and located between the exhaust end of the first gas inlet pipe and the liquid level of the gas scrubber for dividing a steam pocket in the gas scrubber.
8. The integrated system for hydrogen production and gas-liquid separation through alkaline water electrolysis as claimed in claim 7, wherein the flower plate assembly comprises two perforated plates which are overlapped up and down and a layer of stainless steel wire mesh which is sandwiched between the two perforated plates.
9. The integrated system for hydrogen production and gas-liquid separation through alkaline water electrolysis as claimed in claim 1, wherein the base comprises a bottom frame and a supporting seat, the bottom frame is fixedly connected with the supporting seat, and the supporting seat is arranged below the gas-liquid separator and used for fixing the gas-liquid separator on the base;
and a support column is arranged between the gas-liquid separator and the gas cooler, and is used for matching with the gas scrubber to fix the gas cooler above the gas-liquid separator.
10. An integrated hydrogen production device, which is characterized by comprising an integrated alkali liquor circulation system and an alkaline water electrolysis hydrogen production gas-liquid separation integrated system, wherein the alkaline water electrolysis hydrogen production gas-liquid separation integrated system is the alkaline water electrolysis hydrogen production gas-liquid separation integrated system as claimed in any one of claims 1 to 9, and the alkaline water electrolysis hydrogen production gas-liquid separation integrated system is arranged above an electrolytic bath of the integrated alkali liquor circulation system.
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| CN202022635114.7U CN213708498U (en) | 2020-11-13 | 2020-11-13 | Alkaline water electrolysis hydrogen production gas-liquid separation integrated system and integrated hydrogen production equipment |
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| CN202022635114.7U CN213708498U (en) | 2020-11-13 | 2020-11-13 | Alkaline water electrolysis hydrogen production gas-liquid separation integrated system and integrated hydrogen production equipment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113564618A (en) * | 2021-08-11 | 2021-10-29 | 中国船舶重工集团公司第七一八研究所 | Modular water electrolysis hydrogen production device |
| CN114086197A (en) * | 2021-11-05 | 2022-02-25 | 无锡隆基氢能科技有限公司 | Discharged liquid recovery system of water electrolysis hydrogen production device and control method of recovery system |
| CN114411171A (en) * | 2022-02-23 | 2022-04-29 | 阳光氢能科技有限公司 | Hydrogen production system |
| CN115161659A (en) * | 2022-03-27 | 2022-10-11 | 华东理工大学 | Circulating gas injection type alkaline water electrolysis gas-liquid separation system and working method thereof |
| WO2023231421A1 (en) * | 2022-06-02 | 2023-12-07 | 无锡隆基氢能科技有限公司 | Washing and separation device for hydrogen production system, and hydrogen production system |
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2020
- 2020-11-13 CN CN202022635114.7U patent/CN213708498U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113564618A (en) * | 2021-08-11 | 2021-10-29 | 中国船舶重工集团公司第七一八研究所 | Modular water electrolysis hydrogen production device |
| CN114086197A (en) * | 2021-11-05 | 2022-02-25 | 无锡隆基氢能科技有限公司 | Discharged liquid recovery system of water electrolysis hydrogen production device and control method of recovery system |
| CN114411171A (en) * | 2022-02-23 | 2022-04-29 | 阳光氢能科技有限公司 | Hydrogen production system |
| CN115161659A (en) * | 2022-03-27 | 2022-10-11 | 华东理工大学 | Circulating gas injection type alkaline water electrolysis gas-liquid separation system and working method thereof |
| CN115161659B (en) * | 2022-03-27 | 2023-10-03 | 华东理工大学 | Circulating gas injection type alkaline water electrolysis gas-liquid separation system and working method thereof |
| WO2023231421A1 (en) * | 2022-06-02 | 2023-12-07 | 无锡隆基氢能科技有限公司 | Washing and separation device for hydrogen production system, and hydrogen production system |
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Effective date of registration: 20220119 Address after: Belgium SELAN 4100 Jean 1 Porter Street Patentee after: John Cockerell Address before: 215000 No.16 Fengjin Road, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee before: Suzhou Jingli Hydrogen-making Equipment Co.,Ltd. |