CN111573786A - Electrolytic tank for preparing hydrogen-rich water - Google Patents

Electrolytic tank for preparing hydrogen-rich water Download PDF

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Publication number
CN111573786A
CN111573786A CN202010278696.XA CN202010278696A CN111573786A CN 111573786 A CN111573786 A CN 111573786A CN 202010278696 A CN202010278696 A CN 202010278696A CN 111573786 A CN111573786 A CN 111573786A
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China
Prior art keywords
anode
cathode
water
plate
electrolysis chamber
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CN202010278696.XA
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Chinese (zh)
Inventor
陈天山
焦文强
宋时莉
郝珍
连晓飞
任航星
王杰鹏
丁睿
陈晓东
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718th Research Institute of CSIC
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718th Research Institute of CSIC
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Publication of CN111573786A publication Critical patent/CN111573786A/en
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/46Treatment of water, waste water, or sewage by electrochemical methods
    • C02F1/461Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
    • C02F1/46104Devices therefor; Their operating or servicing
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/68Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25BELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00Electrolytic production of inorganic compounds or non-metals
    • C25B1/01Products
    • C25B1/02Hydrogen or oxygen
    • C25B1/04Hydrogen or oxygen by electrolysis of water
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25BELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B9/00Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/17Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
    • C25B9/19Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25BELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B9/00Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/70Assemblies comprising two or more cells
    • C25B9/73Assemblies comprising two or more cells of the filter-press type
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30Hydrogen technology
    • Y02E60/36Hydrogen production from non-carbon containing sources, e.g. by water electrolysis

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

Abstract

The invention discloses an electrolytic cell for preparing hydrogen-rich water, which comprises: the proton exchange membrane comprises a cathode plate, a cathode frame, a proton exchange membrane, an anode frame, an anode plate, a cathode current collector and an anode current collector; both sides of the proton exchange membrane are respectively coated with a hydrogen evolution catalyst and an oxygen evolution catalyst; the cathode frame and the anode frame are both of annular structures and are coaxially arranged on two sides of the proton exchange membrane for clamping the proton exchange membrane; the cathode current collector is embedded in the cathode frame, and the anode current collector is embedded in the anode frame; the proton exchange membrane separates a chamber between the cathode plate and the anode plate into a cathode electrolysis chamber and an anode electrolysis chamber; the cathode plate is provided with a cathode water inlet and a cathode water outlet which are respectively used for inputting pure water and outputting hydrogen-rich water in the cathode electrolysis chamber; the anode plate is provided with an anode water inlet and an anode water outlet which are respectively used for inputting pure water and outputting oxygen-containing water in the anode electrolysis chamber.

Description

Electrolytic tank for preparing hydrogen-rich water
Technical Field
The invention relates to the technical field of pure water electrolysis, in particular to an electrolytic cell for preparing hydrogen-rich water.
Background
The hydrogen-rich water is drinking water with hydrogen content more than 1mg/L, and researches show that the hydrogen-rich water has good prevention and treatment effects on various diseases (such as radiation injury of animals, organ ischemia, arteriosclerosis, liver cirrhosis, oxygen poisoning, diabetes, organ and system inflammation, trauma, Parkinson disease, senile dementia, carbon monoxide poisoning and the like). The action mechanism is as follows: hydroxyl radical and nitrite anion are important media for organism oxidative damage, and hydrogen dissolved in liquid can selectively neutralize hydroxyl radical and nitrite anion. In addition, no toxic or side effect of hydrogen on organisms is found at present.
In the prior art, the preparation method of hydrogen-rich water mainly comprises the following steps: (1) the pure water bubbling method is used for preparing hydrogen saturated water, which is a main method for preparing bagged or canned hydrogen-rich water sold in the market; (2) electrolyzing water to generate hydrogen (electrolysis method) and injecting the hydrogen into water to prepare hydrogen-rich water, which is the hydrogen production principle of a part of hydrogen-rich water drinking machine; (3) hydrogen-rich water is prepared by utilizing the chemical reaction of magnesium metal and water to generate hydrogen (chemical reaction method) (the chemical reaction formula of the reaction of the magnesium metal and the water is Mg +2H2O ═ Mg (OH)2+ H2 ℃ @, which is the principle of hydrogen production by using hydrogen rods); wherein, the pure water bubbling method and the chemical reaction method all can produce harmful effects to quality of water for the process of preparing hydrogen-rich water, relatively speaking, the electrolysis method is prepared hydrogen-rich water and is seen from the principle and not influence quality of water, and the electrolysis trough of hydrogen-rich water is prepared to the electrolysis method among the prior art can not once only prepare hydrogen-rich water. In order to obtain hydrogen-rich water with water quality meeting the national standard (GB 5749-.
Disclosure of Invention
In view of the above, the invention provides an electrolytic cell for preparing hydrogen-rich water, which can stably produce hydrogen to obtain hydrogen-rich water with water quality meeting national standards and hydrogen content meeting standards.
The technical scheme of the invention is as follows: an electrolytic cell for producing hydrogen-rich water comprising: the proton exchange membrane comprises a cathode plate, a cathode frame, a proton exchange membrane, an anode frame, an anode plate, a cathode current collector and an anode current collector;
both sides of the proton exchange membrane are respectively coated with a hydrogen evolution catalyst and an oxygen evolution catalyst; the cathode frame and the anode frame are both of annular structures and are coaxially arranged on two sides of the proton exchange membrane for clamping the proton exchange membrane; the cathode current collector is embedded in the cathode frame, and the anode current collector is embedded in the anode frame;
the proton exchange membrane separates a chamber between the cathode plate and the anode plate into a cathode electrolysis chamber and an anode electrolysis chamber;
the cathode plate is provided with a cathode water inlet and a cathode water outlet which are respectively used for inputting pure water and outputting hydrogen-rich water in the cathode electrolysis chamber; the anode plate is provided with an anode water inlet and an anode water outlet which are respectively used for inputting pure water and outputting oxygen-containing water in the anode electrolysis chamber.
Preferably, the method further comprises the following steps: and the cathode end pressing plate and the anode end pressing plate clamp and fix the cathode electrolysis chamber and the anode electrolysis chamber relatively from the end surfaces of the cathode electrolysis chamber and the anode electrolysis chamber which are opposite.
Preferably, the cathode end pressing plate is provided with a cathode water outlet pipe and a cathode water inlet pipe which are respectively communicated with a cathode water outlet and a cathode water inlet on the cathode plate; and the anode end pressing plate is provided with an anode water inlet pipe and an anode water outlet pipe which are respectively communicated with the anode water inlet and the anode water outlet on the anode plate.
Preferably, the method further comprises the following steps: the cathode end pressing plate and the anode electrolysis chamber are separated through the anode insulating gasket.
Has the advantages that:
(1) the invention solves the defect that the electrolytic cell in the prior art can not stably produce hydrogen because only one side of the electrolytic cell supplies water, the cathode electrolytic chamber and the anode electrolytic chamber of the electrolytic cell can ionize pure water simultaneously, and hydrogen ionized from two sides is concentrated in the cathode electrolytic chamber through a proton exchange membrane, so that the electrolytic cell can stably produce hydrogen, and hydrogen-rich water with water quality meeting national standards and hydrogen content reaching the standard is obtained.
(2) The cathode end pressing plate and the anode end pressing plate are used for relatively fixing the cathode electrolysis chamber and the anode electrolysis chamber, so that the electrolytic cell is more portable and is beneficial to moving use.
(3) The cathode end pressing plate and the cathode electrolysis chamber are separated by the cathode insulating gasket, and the anode end pressing plate and the anode electrolysis chamber are separated by the anode insulating gasket, so that the cathode electrolysis chamber and the anode electrolysis chamber are favorably and fully insulated from the external operating environment, and the safety of the electrolytic cell is favorably enhanced.
Drawings
FIG. 1 is a schematic view of the structure of an electrolytic cell of the present invention;
FIG. 2 is an exploded view of the electrolytic cell of the present invention;
FIG. 3 is a schematic view of the installation of the cathode current collector and the cathode frame in the electrolytic cell of the present invention;
FIG. 4 is a schematic view of the installation of the anode current collector and the anode frame in the electrolytic cell of the present invention;
FIG. 5 is a schematic view of the construction of the cathode plate in the electrolytic cell of the present invention;
FIG. 6 is a schematic view showing the structure of an anode plate in the electrolytic cell of the present invention.
The device comprises a cathode water outlet pipe 1, a cathode water inlet pipe 2, a cathode end pressing plate 3, a cathode insulating gasket 4, a cathode plate 5, a cathode frame 6, a proton exchange membrane 7, an anode frame 8, an anode plate 9, an anode insulating gasket 10, an anode end pressing plate 11, an anode water inlet pipe 12, an anode water outlet pipe 13, a cathode current collector 14, an anode current collector 15, a cathode water inlet 16, a cathode water outlet 17, an anode water inlet 18 and an anode water outlet 19.
Detailed Description
The invention is described in detail below by way of example with reference to the accompanying drawings.
The embodiment provides an electrolysis trough for preparing hydrogen-rich water, can stably produce hydrogen to obtain quality of water and accord with national standard, hydrogen content hydrogen-rich water up to standard.
As shown in fig. 1 to 4, the electrolytic cell comprises: the cathode end pressing plate 3, the cathode insulating gasket 4, the cathode plate 5, the cathode frame 6, the proton exchange membrane 7, the anode frame 8, the anode plate 9, the anode insulating gasket 10, the anode end pressing plate 11, the cathode current collector 14 and the anode current collector 15.
The connection relationship of the electrolytic cell is as follows: both sides of the proton exchange membrane 7 are respectively coated with a hydrogen evolution catalyst and an oxygen evolution catalyst; the cathode frame 6 and the anode frame 8 are both in an annular structure, and are coaxially arranged on two sides of the proton exchange membrane 7 and used for clamping the proton exchange membrane 7; the cathode current collector 14 is embedded in the cathode frame 6, and the anode current collector 15 is embedded in the anode frame 8, wherein the cathode frame 6 is arranged on the side coated with the hydrogen evolution catalyst, and the anode frame 8 is arranged on the side coated with the oxygen evolution catalyst; both the cathode current collector 14 and the anode current collector 15 are used for collecting current;
the proton exchange membrane 7 divides a chamber between the cathode plate 5 and the anode plate 9 into a cathode electrolysis chamber and an anode electrolysis chamber; wherein, the cathode electrolysis chamber is a chamber between the cathode plate 5 and the proton exchange membrane 7, and the anode electrolysis chamber is a chamber between the anode plate 9 and the proton exchange membrane 7;
as shown in fig. 5, a cathode water inlet 16 and a cathode water outlet 17 are arranged on the cathode plate 5, and are respectively used for inputting pure water (the quality of the pure water meets the national standard) and outputting hydrogen-rich water in the cathode electrolysis chamber; as shown in fig. 6, the anode plate 9 is provided with an anode water inlet 18 and an anode water outlet 19, which are respectively used for inputting pure water and outputting oxygen-containing water into the anode electrolysis chamber;
the cathode end pressing plate 3 and the anode end pressing plate 11 respectively clamp and fix the cathode electrolysis chamber and the anode electrolysis chamber from the end surfaces of the cathode electrolysis chamber and the anode electrolysis chamber opposite to each other, the cathode end pressing plate 3 and the cathode electrolysis chamber are separated by a cathode insulating gasket 4, the anode end pressing plate 11 and the anode electrolysis chamber are separated by an anode insulating gasket 10, and the cathode insulating gasket 4 and the anode insulating gasket 10 both play an insulating role;
the cathode end pressing plate 3 is provided with a cathode water outlet pipe 1 and a cathode water inlet pipe 2 (the cathode water outlet pipe 1 and the cathode water inlet pipe 2 are respectively communicated with the cathode end pressing plate 3 through plastic pipe joints), and are respectively communicated with a cathode water outlet 17 and a cathode water inlet 16 on the cathode plate 5 (namely the cathode water outlet pipe 1 is communicated with the cathode water outlet 17, and the cathode water inlet pipe 2 is communicated with the cathode water inlet 16); the anode end pressing plate 11 is provided with an anode water inlet pipe 12 and an anode water outlet pipe 13 (the anode water inlet pipe 12 and the anode water outlet pipe 13 are respectively connected with the anode end pressing plate 11 through plastic pipe joints), and are respectively communicated with an anode water inlet 18 and an anode water outlet 19 on the anode plate 9 (namely, the anode water inlet pipe 12 is communicated with the anode water inlet 18, and the anode water outlet pipe 13 is communicated with the anode water outlet 19).
The working principle of the electrolytic cell is as follows: the electrolytic bath adopts light corrosion-resistant materials and is used for avoiding the pollution to pure water; before the electrolytic cell works, pure water is firstly input into the cathode electrolytic chamber and the anode electrolytic chamber through the cathode water inlet pipe 2 and the anode water inlet pipe 12 respectively, when the pure water can flow out from the cathode water outlet pipe 1 and the anode water outlet pipe 13, voltage is applied to the cathode plate 5 and the anode plate 9 through the electric conductors, so that the electrolytic cell is electrified to operate, hydrogen and oxygen are respectively generated on two sides of the proton exchange membrane 7, and hydrogen-rich water and oxygen-containing water are respectively output outwards through the cathode water outlet pipe 1 and the anode water outlet pipe 13.
In summary, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (4)

1. An electrolytic cell for producing hydrogen-rich water, comprising: the proton exchange membrane comprises a cathode plate, a cathode frame, a proton exchange membrane, an anode frame, an anode plate, a cathode current collector and an anode current collector;
both sides of the proton exchange membrane are respectively coated with a hydrogen evolution catalyst and an oxygen evolution catalyst; the cathode frame and the anode frame are both of annular structures and are coaxially arranged on two sides of the proton exchange membrane for clamping the proton exchange membrane; the cathode current collector is embedded in the cathode frame, and the anode current collector is embedded in the anode frame;
the proton exchange membrane separates a chamber between the cathode plate and the anode plate into a cathode electrolysis chamber and an anode electrolysis chamber;
the cathode plate is provided with a cathode water inlet and a cathode water outlet which are respectively used for inputting pure water and outputting hydrogen-rich water in the cathode electrolysis chamber; the anode plate is provided with an anode water inlet and an anode water outlet which are respectively used for inputting pure water and outputting oxygen-containing water in the anode electrolysis chamber.
2. The electrolytic cell for producing hydrogen-rich water according to claim 1, further comprising: and the cathode end pressing plate and the anode end pressing plate clamp and fix the cathode electrolysis chamber and the anode electrolysis chamber relatively from the end surfaces of the cathode electrolysis chamber and the anode electrolysis chamber which are opposite.
3. The electrolytic cell for producing hydrogen-rich water according to claim 2, wherein the cathode end pressing plate is provided with a cathode water outlet pipe and a cathode water inlet pipe which are respectively communicated with a cathode water outlet and a cathode water inlet on the cathode plate; and the anode end pressing plate is provided with an anode water inlet pipe and an anode water outlet pipe which are respectively communicated with the anode water inlet and the anode water outlet on the anode plate.
4. The electrolytic cell for producing hydrogen-rich water according to claim 2, further comprising: the cathode end pressing plate and the anode electrolysis chamber are separated through the anode insulating gasket.
CN202010278696.XA 2020-03-13 2020-04-10 Electrolytic tank for preparing hydrogen-rich water Pending CN111573786A (en)

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CN202010173989 2020-03-13
CN2020101739891 2020-03-13

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112811533A (en) * 2021-02-23 2021-05-18 烟台方心水处理设备有限公司 Preparation device and method of alkaline hydrogen-rich water
CN113430551A (en) * 2021-07-22 2021-09-24 北京中电丰业技术开发有限公司 Water electrolysis electrolytic tank with annular structure
CN113755855A (en) * 2021-09-09 2021-12-07 中国船舶重工集团公司第七一八研究所 Electrolytic cell polar frame and electrolytic cell
CN113943944A (en) * 2021-10-23 2022-01-18 嘉寓氢能源科技(辽宁)有限公司 Proton exchange membrane electrolytic cell and hydrogen production module
CN114934279A (en) * 2022-05-31 2022-08-23 东华工程科技股份有限公司 Electrolytic tank for hydrogen production by water electrolysis
CN115287687A (en) * 2022-05-17 2022-11-04 广东卡沃罗氢科技有限公司 Electrolytic cell sealing structure
CN115323417A (en) * 2022-05-17 2022-11-11 广东卡沃罗氢科技有限公司 Industrial electrolytic tank
CN115323415A (en) * 2022-05-17 2022-11-11 广东卡沃罗氢科技有限公司 PEM (proton exchange membrane) electrolytic cell

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CN103806014A (en) * 2014-01-24 2014-05-21 北京科技大学 Proton exchange membrane water electrolysis device
CN104211141A (en) * 2014-09-11 2014-12-17 北京今大禹环保技术有限公司 Water distribution structure and water distribution method of SPE (Solid Phase Extraction) electrolytic tank
CN205222765U (en) * 2015-12-18 2016-05-11 于来强 Multi -functional pure water electrolysis trough
WO2016096806A1 (en) * 2014-12-16 2016-06-23 Fundació Institut Català D'investigació Química (Iciq) Method for hydrogen production and electrolytic cell thereof
WO2016201428A1 (en) * 2015-06-12 2016-12-15 Spraying Systems Co. High volume water electrolyzing system and method of using
CN106365260A (en) * 2016-09-30 2017-02-01 广州市康亦健医疗设备有限公司 Hydrogen-rich water electrolytic bath
WO2017062125A1 (en) * 2015-10-08 2017-04-13 Molex, Llc Device for producing electrolyzed water
CN106868531A (en) * 2017-03-06 2017-06-20 许昌学院 Solid polymer dielectric film electrode hydrogen water generating device and preparation method and application
CN207672135U (en) * 2017-08-09 2018-07-31 深圳伊腾迪新能源有限公司 One kind being simple and efficient solid electrolyte film electrolytic water device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103806014A (en) * 2014-01-24 2014-05-21 北京科技大学 Proton exchange membrane water electrolysis device
CN104211141A (en) * 2014-09-11 2014-12-17 北京今大禹环保技术有限公司 Water distribution structure and water distribution method of SPE (Solid Phase Extraction) electrolytic tank
WO2016096806A1 (en) * 2014-12-16 2016-06-23 Fundació Institut Català D'investigació Química (Iciq) Method for hydrogen production and electrolytic cell thereof
WO2016201428A1 (en) * 2015-06-12 2016-12-15 Spraying Systems Co. High volume water electrolyzing system and method of using
WO2017062125A1 (en) * 2015-10-08 2017-04-13 Molex, Llc Device for producing electrolyzed water
CN205222765U (en) * 2015-12-18 2016-05-11 于来强 Multi -functional pure water electrolysis trough
CN106365260A (en) * 2016-09-30 2017-02-01 广州市康亦健医疗设备有限公司 Hydrogen-rich water electrolytic bath
CN106868531A (en) * 2017-03-06 2017-06-20 许昌学院 Solid polymer dielectric film electrode hydrogen water generating device and preparation method and application
CN207672135U (en) * 2017-08-09 2018-07-31 深圳伊腾迪新能源有限公司 One kind being simple and efficient solid electrolyte film electrolytic water device

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112811533A (en) * 2021-02-23 2021-05-18 烟台方心水处理设备有限公司 Preparation device and method of alkaline hydrogen-rich water
CN113430551A (en) * 2021-07-22 2021-09-24 北京中电丰业技术开发有限公司 Water electrolysis electrolytic tank with annular structure
CN113430551B (en) * 2021-07-22 2023-10-03 北京中电丰业技术开发有限公司 Water electrolysis electrolytic bath with annular structure
CN113755855A (en) * 2021-09-09 2021-12-07 中国船舶重工集团公司第七一八研究所 Electrolytic cell polar frame and electrolytic cell
CN113943944A (en) * 2021-10-23 2022-01-18 嘉寓氢能源科技(辽宁)有限公司 Proton exchange membrane electrolytic cell and hydrogen production module
CN113943944B (en) * 2021-10-23 2023-01-13 嘉寓氢能源科技(辽宁)有限公司 Proton exchange membrane electrolytic cell and hydrogen production module
CN115287687A (en) * 2022-05-17 2022-11-04 广东卡沃罗氢科技有限公司 Electrolytic cell sealing structure
CN115323417A (en) * 2022-05-17 2022-11-11 广东卡沃罗氢科技有限公司 Industrial electrolytic tank
CN115323415A (en) * 2022-05-17 2022-11-11 广东卡沃罗氢科技有限公司 PEM (proton exchange membrane) electrolytic cell
CN115287687B (en) * 2022-05-17 2024-04-02 广东卡沃罗氢科技有限公司 Electrolytic tank sealing structure
CN114934279A (en) * 2022-05-31 2022-08-23 东华工程科技股份有限公司 Electrolytic tank for hydrogen production by water electrolysis

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Application publication date: 20200825