CN106673143A - Electrodialysis apparatus and filter device - Google Patents
Electrodialysis apparatus and filter device Download PDFInfo
- Publication number
- CN106673143A CN106673143A CN201710053193.0A CN201710053193A CN106673143A CN 106673143 A CN106673143 A CN 106673143A CN 201710053193 A CN201710053193 A CN 201710053193A CN 106673143 A CN106673143 A CN 106673143A
- Authority
- CN
- China
- Prior art keywords
- exchange membrane
- membrane
- anion exchange
- plate
- cation exchange
- 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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Classifications
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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
- C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
- C02F1/4693—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis
-
- 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
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- 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
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Molecular Biology (AREA)
- Health & Medical Sciences (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses an electrodialysis apparatus. The electrodialysis apparatus comprises a plurality of individual filter channels, wherein each individual filter channel comprises a cathode plate and an anode plate which are arranged oppositely to each other, and a first cation exchange membrane and a first anion exchange membrane which are arranged between the cathode plate and the anode plate. Since the surface of the anode plate is provided with the cation exchange membrane, the passing of anions can be blocked, and the corrosion of the anode plate is prevented; and since the surface of the cathode plate is provided with the anion exchange membrane, the passing of cations can be blocked, and the corrosion of the cathode plate is prevented.
Description
Technical field
The present invention relates to Water warfare field, particularly a kind of electrodialysis plant.
Background technology
Different solute particles are separated using the selective penetrated property of semipermeable membrane（Such as ion）Method be referred to as dialysis.In electricity
Powered solute particles when carrying out dialysis under field action, in solution（Such as ion）The phenomenon migrated by film is referred to as electric osmose
Analysis.Carry out purifying using electrodialysis and the technology of separate substance is referred to as electroosmose process, it is to grow up the 1950's
A kind of new technique, is used primarily for desalinization, is now widely used for chemical industry, light industry, metallurgy, papermaking, medical industry, especially with preparation
Pure water and the three wastes are processed in environmental conservation most paid attention to, such as soda acid recovery, electroplating wastewater treatment and from Industry Waste
Utility etc. is reclaimed in water.
But due to anode, nearby water is in acidity, and the water near negative electrode easily causes corrosion in alkalescence to battery lead plate.
The content of the invention
It is an object of the invention to provide a kind of battery lead plate is difficult the electrodialysis plant being corroded.
To reach above-mentioned purpose, the technical solution used in the present invention is：A kind of electrodialysis plant, including multiple filtration single-passes
Road, the filtration single channel includes the minus plate that is oppositely arranged and positive plate, be arranged on the minus plate and the positive plate it
Between the first cation exchange membrane and the first anion exchange membrane, first anion exchange membrane sets near the positive plate
Put, first cation exchange membrane is arranged near the minus plate, first cation exchange membrane and described first the moon from
Raw water passage is provided between proton exchange, it is logical for the first concentrated water between first anion exchange membrane and the positive plate
Road, is the second concentrated water passage between the second anion exchange membrane of the institute and the minus plate, first anion exchange membrane
The second cation exchange membrane and the first water permeable membrane are additionally provided between the positive plate, second cation exchange membrane is close to
The positive plate is arranged, and first water permeable membrane is arranged on first anion exchange membrane and second cation exchange membrane
Between；The second anion exchange membrane and second permeable is additionally provided between first cation exchange membrane and the minus plate
Film, second anion exchange membrane is close to the minus plate and is arranged, and second water permeable membrane is arranged on first cation
Between exchange membrane and second anion exchange membrane.
Preferably, first water permeable membrane, second water permeable membrane are micro-filtration membrane.
It is further preferred that the nominal pore of the micro-filtration membrane is less than or equal to 20 nanometers.
It is further preferred that first water permeable membrane, second water permeable membrane are the micro-filtration membrane of two-layer laminate setting.
Preferably, multiple filtration single channels are stacked.
Because above-mentioned technical proposal is used, the present invention has compared with prior art following advantages：
Because the present invention arranges cation exchange membrane in anode plate surface, can stop that anion passes through, prevent positive plate from producing
Corrosion, because the present invention arranges anion exchange membrane in cathode plate surface, can stop that cation passes through, and prevent minus plate from producing
Corrosion.
Description of the drawings
Accompanying drawing 1 is the single pass schematic diagram of filtration.
In the figures above：1st, minus plate；2nd, positive plate；3rd, the first cation exchange membrane；4th, the first anion exchange membrane；5、
Raw water passage；6th, the first concentrated water passage；7th, the second concentrated water passage；8th, the second cation exchange membrane；9th, the first water permeable membrane；10th,
Two anion exchange membrane；11st, the second water permeable membrane.
Specific embodiment
Below in conjunction with the accompanying drawings the invention will be further described for shown embodiment：
Referring to shown in accompanying drawing 1, a kind of electrodialysis plant, including multiple filtration single channels being stacked, filtering single channel includes
The minus plate 1 being oppositely arranged and positive plate 2, the first cation exchange membrane 3 being arranged between minus plate 1 and positive plate 2 and
One anion exchange membrane 4, the first anion exchange membrane 4 is arranged near positive plate 2, and the first cation exchange membrane 3 is near minus plate 1
Arrange, former Aquaporin-5, the first anion exchange membrane are provided between the first cation exchange membrane 3 and the first anion exchange membrane 4
It is the first concentrated water passage 6 between 4 and positive plate 2, institute is the second concentrated water passage between the second anion exchange membrane 10 and minus plate 1
7, the second cation exchange membrane 8 and the first water permeable membrane 9 are additionally provided between the first anion exchange membrane 4 and positive plate 2, second is positive
Ion exchange membrane 8 is close to positive plate 2 and is arranged, and the first water permeable membrane 9 is arranged on the first anion exchange membrane 4 and the second cation exchange
Between film 8；The second anion exchange membrane 10 and the second water permeable membrane are additionally provided between first cation exchange membrane 3 and minus plate 1
11, the second anion exchange membrane 10 is close to minus plate 1 and is arranged, and the second water permeable membrane 11 is arranged on the first cation exchange membrane 3 and
Between two anion exchange membrane 10.The present embodiment arranges the second cation exchange membrane 8 on the surface of positive plate 2, can stop it is cloudy from
Son passes through, and prevents positive plate from producing corrosion；Second anion exchange membrane 10 is set on the surface of minus plate 1, cation can be stopped
Pass through, prevent minus plate from producing corrosion.
First water permeable membrane 9, the second water permeable membrane 11 are the micro-filtration membrane that two-layer nominal pore is 20 nanometers.Filled out using micro-filtration membrane
It is the first cation exchange membrane 3 of outer layer and the first anion exchange to fill after the first concentrated water passage 6 and the second dense water channel 7
Film 4 provides holding power, increases the bearing capacity of the first cation exchange membrane 3 and the first anion exchange membrane 4.Simultaneously ion is entered
Can be taken away by the current that side in micro-filtration membrane rushes at opposite side after the scope of micro-filtration membrane.
Above-described embodiment technology design only to illustrate the invention and feature, its object is to allow person skilled in the art
Scholar will appreciate that present disclosure and implement according to this, can not be limited the scope of the invention with this.It is all according to the present invention
Equivalence changes or modification that spirit is made, all should be included within the scope of the present invention.
Claims (6)
1. a kind of electrodialysis plant, including multiple filtration single channels, the filtration single channel include the minus plate that is oppositely arranged and
Positive plate, the first cation exchange membrane and the first anion exchange membrane being arranged between the minus plate and the positive plate,
First anion exchange membrane is arranged near the positive plate, and first cation exchange membrane sets near the minus plate
Put, be provided with raw water passage between first cation exchange membrane and first anion exchange membrane, described first the moon from
It is the first concentrated water passage between proton exchange and the positive plate, the institute is between the second anion exchange membrane and the minus plate
For the second concentrated water passage, it is characterised in that：It is positive second to be additionally provided between first anion exchange membrane and the positive plate
Ion exchange membrane and the first water permeable membrane, second cation exchange membrane is close to the positive plate and is arranged, first water permeable membrane
It is arranged between first anion exchange membrane and second cation exchange membrane；First cation exchange membrane and institute
State and be additionally provided between minus plate the second anion exchange membrane and the second water permeable membrane, second anion exchange membrane is close to described
Minus plate is arranged, second water permeable membrane be arranged on first cation exchange membrane and second anion exchange membrane it
Between.
2. a kind of electrodialysis plant according to claim 1, it is characterised in that：It is first water permeable membrane, described second saturating
Moisture film is micro-filtration membrane.
3. a kind of electrodialysis plant according to claim 2, it is characterised in that：The nominal pore of the micro-filtration membrane less than etc.
In 20 nanometers.
4. a kind of electrodialysis plant according to claim 2, it is characterised in that：It is first water permeable membrane, described second saturating
Moisture film is the micro-filtration membrane of two-layer laminate setting.
5. a kind of electrodialysis plant according to claim 1, it is characterised in that：Multiple filtration single channel stackings set
Put.
6. a kind of filter plant of the electrodialysis plant with described in any one of claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710053193.0A CN106673143B (en) | 2017-01-24 | 2017-01-24 | Electrodialysis device and filtration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710053193.0A CN106673143B (en) | 2017-01-24 | 2017-01-24 | Electrodialysis device and filtration equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106673143A true CN106673143A (en) | 2017-05-17 |
| CN106673143B CN106673143B (en) | 2023-08-25 |
Family
ID=58860756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710053193.0A Active CN106673143B (en) | 2017-01-24 | 2017-01-24 | Electrodialysis device and filtration equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106673143B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107935131A (en) * | 2017-12-13 | 2018-04-20 | 厦门建霖健康家居股份有限公司 | A kind of purifier |
| WO2019033936A1 (en) * | 2017-08-15 | 2019-02-21 | 中国科学院青岛生物能源与过程研究所 | Device for use in water treatment and material separation and separation method therefor |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1510374A (en) * | 1974-09-13 | 1978-05-10 | Coca Cola Co | Electrodialysis and ultrafiltration process and apparatus |
| JP2003126863A (en) * | 2001-10-23 | 2003-05-07 | Kurita Water Ind Ltd | Electric deionization apparatus |
| CN203355620U (en) * | 2013-04-01 | 2013-12-25 | 杭州蓝然环境技术有限公司 | Novel electrodialysis membrane combined equipment |
| CN103880118A (en) * | 2014-03-13 | 2014-06-25 | 亿丰洁净科技江苏股份有限公司 | Wastewater treatment device for laboratory |
| CN206735874U (en) * | 2017-01-24 | 2017-12-12 | 苏州新纽顿环保科技有限公司 | A kind of electrodialysis plant and filter plant |
-
2017
- 2017-01-24 CN CN201710053193.0A patent/CN106673143B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1510374A (en) * | 1974-09-13 | 1978-05-10 | Coca Cola Co | Electrodialysis and ultrafiltration process and apparatus |
| JP2003126863A (en) * | 2001-10-23 | 2003-05-07 | Kurita Water Ind Ltd | Electric deionization apparatus |
| CN203355620U (en) * | 2013-04-01 | 2013-12-25 | 杭州蓝然环境技术有限公司 | Novel electrodialysis membrane combined equipment |
| CN103880118A (en) * | 2014-03-13 | 2014-06-25 | 亿丰洁净科技江苏股份有限公司 | Wastewater treatment device for laboratory |
| CN206735874U (en) * | 2017-01-24 | 2017-12-12 | 苏州新纽顿环保科技有限公司 | A kind of electrodialysis plant and filter plant |
Non-Patent Citations (1)
| Title |
|---|
| 朱月海: "《工业给水处理》", 同济大学出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019033936A1 (en) * | 2017-08-15 | 2019-02-21 | 中国科学院青岛生物能源与过程研究所 | Device for use in water treatment and material separation and separation method therefor |
| CN107935131A (en) * | 2017-12-13 | 2018-04-20 | 厦门建霖健康家居股份有限公司 | A kind of purifier |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106673143B (en) | 2023-08-25 |
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