CN111606463A - Three-chamber salt-free bipolar water electrolysis equipment - Google Patents
Three-chamber salt-free bipolar water electrolysis equipment Download PDFInfo
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- CN111606463A CN111606463A CN202010473840.5A CN202010473840A CN111606463A CN 111606463 A CN111606463 A CN 111606463A CN 202010473840 A CN202010473840 A CN 202010473840A CN 111606463 A CN111606463 A CN 111606463A
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- chamber
- exchange membrane
- water
- electrolyte
- cation exchange
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/4618—Devices therefor; Their operating or servicing for producing "ionised" acidic or basic water
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/12—Halogens or halogen-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses three-chamber salt-free bipolar water electrolysis equipment, which comprises an electrolysis chamber, an anion exchange membrane and a cation exchange membrane, wherein the electrolysis chamber is divided into three chambers by the anion exchange membrane and the cation exchange membrane, one side of the anion exchange membrane is an acid water chamber, one side of the cation exchange membrane is an alkaline water chamber, the middle part of the cation exchange membrane is an electrolyte chamber, an anode is arranged in the acid water chamber, a cathode is arranged in the alkaline water chamber, electrolyte is introduced into the electrolyte chamber, a zero electrode is arranged in the electrolyte chamber, a switching power supply I and a potentiometer I are connected between the zero electrode and the anode through leads, and a switching power supply II and a potentiometer II are connected between the zero electrode and the cathode through leads; the three-groove type electrolytic tank adopted by the invention automatically adsorbs Cl & lt- & gt in the solution of the middle cavity by utilizing the action of the electric field, and basically all the Cl & lt- & gt is converted into the effective chlorine component, and after the aqueous solutions generated in the two cavities are mixed, the sterilization capability is not weakened, namely all the inflow water is converted into the functional product water, and the waste of resources is reduced.
Description
Technical Field
The invention relates to the technical field of water electrolysis equipment, in particular to three-chamber salt-free bipolar water electrolysis equipment.
Background
The traditional electrolyzed oxidizing water generator adopts two-tank type electrolytic tanks as the core of the equipment, and is characterized in that sodium chloride aqueous solution mixed with concentration of about 1 per mill in advance is directly electrolyzed to obtain mixed solution with effective chlorine at the anode, so that the mixed solution has the function of high-level disinfection. Meanwhile, the solution obtained at the negative electrode belongs to alkaline solution and can only be discharged.
However, in the process of generating the electrolyzed water, the traditional electrolytic tank can not completely consume Cl & lt- & gt in the original solution, and can generate effective chlorine components with effective effects, so that excessive Cl & lt- & gt in the solution is remained, and the corrosive damage effect on metal products, particularly stainless steel material appliances, is extremely obvious. But also discharges the same amount of alkaline solution, which wastes resources.
Disclosure of Invention
The invention aims to provide three-chamber salt-free bipolar water electrolysis equipment to solve the problems in the prior art, and the adopted three-chamber electrolytic cell automatically adsorbs Cl & lt- & gt in the solution of the middle chamber by using the action of an electric field, so that the effective chlorine component is basically completely converted, and the residual Cl & lt- & gt in water is basically 0. And after the water solutions generated in the two cavities are mixed, the sterilization capability is not weakened, which is equivalent to that all the inlet water is converted into functional product water, and the waste of resources is reduced.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides a three-chamber salt-free bipolar water electrolysis device, which comprises an electrolysis chamber, an anion exchange membrane and a cation exchange membrane, the anion exchange membrane and the cation exchange membrane are vertically arranged in the electrolytic chamber, the anion exchange membrane and the cation exchange membrane divide the electrolytic chamber into three chambers, one side of the anion exchange membrane is an acid water chamber, one side of the cation exchange membrane is an alkaline water chamber, an electrolyte chamber is arranged between the anion exchange membrane and the cation exchange membrane, an anode is arranged in the acid water chamber, a cathode electrode is arranged in the alkaline water chamber, electrolyte is introduced into the electrolyte chamber, a zero electrode is arranged in the electrolyte chamber, a first switching power supply and a first potentiometer are connected between the zero electrode and the anode electrode through leads, and a second switching power supply and a second potentiometer are connected between the zero electrode and the cathode electrode through leads.
Preferably, pure water is introduced into the tops of the acid water chamber and the alkali water chamber through a pure water input pipe, and a needle valve and a one-way valve are arranged on the pure water input pipe.
Preferably, the top of the electrolyte chamber is communicated with electrolyte through an electrolyte input pipe, and a peristaltic pump is arranged on the electrolyte input pipe.
Preferably, the bottoms of the acid water chamber and the alkali water chamber are respectively connected with a bipolar water storage tank through a bipolar water conveying pipe.
Preferably, the bottom of the electrolyte chamber is communicated with a waste electrolyte delivery pipe.
Compared with the prior art, the invention has the following beneficial technical effects:
1. the three-chamber salt-free bipolar water electrolysis equipment adopts a three-chamber electrolytic cell, and utilizes the action of an electric field to automatically adsorb Cl & lt- & gt in the solution of the middle cavity, so that the Cl & lt- & gt in the water is basically converted into effective chlorine components, and the residual Cl & lt- & gt in the water is basically 0. And after the water solutions generated in the two cavities are mixed, the sterilization capability is not weakened, which is equivalent to that all the inlet water is converted into functional product water, and the waste of resources is reduced.
2. According to the three-chamber salt-free bipolar water electrolysis equipment, the voltage can be adjusted through the corresponding potentiometer to adjust the pH value of the bipolar water and the concentration of the available chlorine, the bipolar water with the required acid-base ratio can be obtained, and later-stage blending is not needed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic diagram of a three-chamber salt-free bipolar water electrolysis apparatus according to the present invention;
in the figure: 1-electrolysis chamber, 2-anion exchange membrane, 3-cation exchange membrane, 4-acid water chamber, 5-alkali water chamber, 6-electrolysis chamber, 7-anode electrode, 8-cathode electrode, 9-zero electrode, 10-switching power supply I, 11-potentiometer I, 12-switching power supply II, 13-potentiometer II, 14-pure water input pipe, 15-needle valve, 16-one-way valve, 17-electrolyte delivery pipe, 18-peristaltic pump, 19-bipolar water delivery pipe and 20-waste electrolyte delivery pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a three-chamber salt-free bipolar water electrolysis device to solve the problems in the prior art.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The three-compartment salt-free bipolar water electrolysis apparatus of this embodiment, as shown in fig. 1, comprises an electrolysis compartment 1, anion exchange membrane 2 and cation exchange membrane 3, anion exchange membrane 2 and cation exchange membrane 3 vertically set up in electrolysis chamber 1, anion exchange membrane 2 and cation exchange membrane 3 divide three cavity with electrolysis chamber 1, one side of anion exchange membrane 2 is sour water chamber 4, one side of cation exchange membrane 3 is buck chamber 5, be electrolysis chamber 6 between anion exchange membrane 2 and the cation exchange membrane 3, be provided with positive electrode 7 in the sour water chamber 4, be provided with negative electrode 8 in the buck chamber 5, let in electrolyte in the electrolysis chamber 6, be provided with zero electrode 9 in the electrolysis chamber 6, be connected with switching power supply 10 and potentiometre 11 through the wire between zero electrode 9 and the positive electrode 7, be connected with switching power supply two 12 and potentiometre two 13 through the wire between zero electrode 9 and the negative electrode 8.
In the embodiment, pure water is introduced into the tops of the acid water chamber 4 and the alkaline water chamber 5 through the pure water input pipe 14, the pure water input pipe 14 is provided with the needle valve 15 and the one-way valve 16, the needle valve 15 is used as a valve at a water inlet end, the water inlet flow can be finely adjusted, the water inlet quantity is stable, and unstable equipment operation caused by water inlet quantity change is eliminated; the top of the electrolyte chamber 6 is communicated with electrolyte through an electrolyte input pipe, and a peristaltic pump 18 is arranged on the electrolyte input pipe; the bottoms of the acid water chamber 4 and the alkali water chamber 5 are respectively connected with a bipolar water storage tank through a bipolar water conveying pipe 19; the bottom of the electrolyte chamber 6 is communicated with a waste electrolyte delivery pipe 2017, and waste electrolyte is output through the waste electrolyte delivery pipe 2017.
When the device works, domestic drinking water enters the device from a water inlet after being treated by a reverse osmosis process, the drinking water enters an acid water cavity and an alkaline water cavity of the electrolysis chamber 1 by adjusting the proper flow through the needle valve 15, and voltage is applied to the electrode plates in the two cavities. Meanwhile, electrolyte with a fixed proportion is added into the middle electrolyte chamber 6 through a peristaltic pump 18, so that acidic water is generated in the positive electrode chamber, alkaline water is generated in the negative electrode chamber, and the two kinds of water are mixed and flow out, namely the bipolar water. The equipment can adjust the voltage through a corresponding potentiometer so as to adjust the pH value of the amphoteric water and the concentration of the available chlorine.
The principle and the implementation mode of the invention are explained by applying specific examples, and the description of the above examples is only used for helping understanding the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In summary, this summary should not be construed to limit the present invention.
Claims (5)
1. A three-chamber saltless bipolar water electrolysis device, characterized in that: including electrolysis chamber, anion exchange membrane and cation exchange membrane, anion exchange membrane with cation exchange membrane vertical set up in the electrolysis chamber, anion exchange membrane with cation exchange membrane will three cavity is separated out to the electrolysis chamber, one side of anion exchange membrane is the acid water chamber, one side of cation exchange membrane is the buck chamber, anion exchange membrane with be the electrolyte chamber between the cation exchange membrane, be provided with the positive electrode in the acid water chamber, be provided with the negative electrode in the buck chamber, the indoor electrolyte that lets in of electrolyte, the indoor zero electrode that is provided with of electrolyte, the zero electrode with be connected with switching power supply one and potentiometre one through the wire between the positive electrode, the zero electrode with be connected with switching power supply two and potentiometre two through the wire between the negative electrode.
2. The three-compartment salt-free bipolar water electrolysis device of claim 1, wherein: the top of sour hydroecium with the soda hydroecium lets in the pure water through the pure water input tube, be provided with needle valve and check valve on the pure water input tube.
3. The three-compartment salt-free bipolar water electrolysis device of claim 1, wherein: the top of the electrolyte chamber is communicated with electrolyte through an electrolyte input pipe, and a peristaltic pump is arranged on the electrolyte input pipe.
4. The three-compartment salt-free bipolar water electrolysis device of claim 1, wherein: the bottoms of the acid water chamber and the alkali water chamber are respectively connected with a bipolar water storage tank through a bipolar water conveying pipe.
5. The three-compartment salt-free bipolar water electrolysis device of claim 1, wherein: and the bottom of the electrolyte chamber is communicated with a waste electrolyte delivery pipe.
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CN202010473840.5A CN111606463A (en) | 2020-05-29 | 2020-05-29 | Three-chamber salt-free bipolar water electrolysis equipment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113026044A (en) * | 2021-01-28 | 2021-06-25 | 江西津晶智美环保科技有限公司 | Three-chamber two-power-supply full-decomposition water electrolysis device and method |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017051452A1 (en) * | 2015-09-24 | 2017-03-30 | 株式会社エーゼット | Three chamber electrolyzed water-manufacturing apparatus and electrolyzed water-manufacturing method |
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Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2017051452A1 (en) * | 2015-09-24 | 2017-03-30 | 株式会社エーゼット | Three chamber electrolyzed water-manufacturing apparatus and electrolyzed water-manufacturing method |
Non-Patent Citations (2)
Title |
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寇志伟等编: "《电工电子技术应用与实践》", 30 April 2017, 北京理工大学出版社 * |
范如霖等: "《有机合成特殊技术》", 28 February 1987, 上海交通大学出版社 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113026044A (en) * | 2021-01-28 | 2021-06-25 | 江西津晶智美环保科技有限公司 | Three-chamber two-power-supply full-decomposition water electrolysis device and method |
CN113026044B (en) * | 2021-01-28 | 2022-01-07 | 江西津晶智美环保科技有限公司 | Three-chamber two-power-supply full-decomposition water electrolysis device and method |
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