CN108570689A - Electrolysis prepares the device and method of chlorine dioxide - Google Patents
Electrolysis prepares the device and method of chlorine dioxide Download PDFInfo
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- CN108570689A CN108570689A CN201810372452.0A CN201810372452A CN108570689A CN 108570689 A CN108570689 A CN 108570689A CN 201810372452 A CN201810372452 A CN 201810372452A CN 108570689 A CN108570689 A CN 108570689A
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/24—Halogens or compounds thereof
- C25B1/26—Chlorine; Compounds thereof
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
- C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
- C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms
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- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses the device and method for using single electrolyte sodium chlorite electrolysis to prepare chlorine dioxide with high purity, including：Diaphragm electrolytic cell, air pump group, absorption tower, tail gas absorber and storage tank；The diaphragm electrolytic cell is internally provided with two diaphragms, and electrolytic cell is separated into three chambers by described two diaphragms, and centre is anode chamber, and both sides are respectively the first cathode chamber and the second cathode chamber.Wire filler is filled in anode chamber and cathode chamber, and the electrode resistance between anode and cathode is made to reduce.In anode chamber bottom be equipped with gas distributing disc, the ClO for anode being generated by blasting air2Gas is discharged by positive pressure, removes product in time, increases reaction rate.Cathode chamber blasts air also by air distributing disc, safety dumping after the diluted in hydrogen that cathode is generated.Tail gas absorber in device can effectively recycle a small amount of chlorine dioxide, and be introduced into anode chamber, recycle, not outer row, uncontaminated gases discharge.
Description
Technical field
The present invention's is related to a kind of generating means of electrochemical process production aqueous solution of chlorine dioxide, and especially one kind is with sub- chlorine
Sour sodium is the generating means and method of raw material electrolysis production chlorine dioxide.
Background technology
There are two types of methods for domestic production chlorine dioxide at present：Chemical method and electrochemical process.Chemical method process units is generally set
Standby huge, complex process, manufacturing cost are also higher.
Electrolysis is the method for producing chlorine dioxide as electrolyte using sodium chlorate or sodium chlorite or sodium chloride, because of its effect
Rate is high, reaction is safe, simple for process and is considered as very promising preparation method, is very suitable for minimizing and industrializes.So
And there is also problems for the device of current electrolysis method production chlorine dioxide, thus it is difficult to large-scale application.Such as with sodium chloride
For the electrolysis of raw material, in actual electrolytic process, since there are overpotential for oxygen evolution for anode, it is suppressed that the precipitation of product makes
Obtained product is few, and concentration is low.Using sodium chlorate as the electrolytic method of raw material, there are complex technical process, power consumption height, electrolytic efficiencies
Low, electrolytic process still needs to the problems such as using strong acid.
Invention content
In view of the above problems, the present invention provides a kind of to be electrolysed device and the side that sodium chlorite produces high-pure chlorinedioxide
Method has the advantages that Processes and apparatus is simple, low energy consumption, product purity is high, non-secondary pollution.
Electrolysis prepares the device of chlorine dioxide, including：Diaphragm electrolytic cell, air pump group, absorption tower, tail gas absorber and
Storage tank；
The diaphragm electrolytic cell is internally provided with two diaphragms, and the electrolytic cell is separated into three chambers by described two diaphragms
Room, centre are anode chamber, and both sides are respectively the first cathode chamber and the second cathode chamber；
The anode chamber：Anode plate is equipped in room, room middle and lower part is equipped with gas distributing disc I, and top is equipped with anode chamber's feed liquor
Pipe and anode chamber gas outlet, bottom are equipped with anode chamber's drain pipe；
First cathode chamber：Cathode plate I is equipped in room, room middle and lower part is equipped with gas distributing disc II, and top is equipped with first
Cathode chamber inlet tube and the first cathode chamber gas outlet, bottom are equipped with the first cathode chamber drain pipe；
Second cathode chamber：Cathode plate II is equipped in room, room middle and lower part is equipped with gas distributing disc III, and top is equipped with second
Cathode chamber inlet tube and the second cathode chamber gas outlet, bottom are equipped with the second cathode chamber drain pipe；
The interior of the anode chamber, the first cathode chamber and the second cathode chamber fills wire respectively；
The air pump group includes air pump I, air pump II, air pump III；The air pump I is connected to gas distributing disc I；
The air pump II is connected to gas distributing disc II；The air pump III is connected to gas distributing disc III；
The absorption tower：Bottom be equipped with absorption tower air inlet pipe and absorption tower drain pipe, top be equipped with absorption tower exhaust pipe and
Absorption tower inlet tube；
The tail gas absorber：Bottom is equipped with tail gas absorber drain pipe and tail gas absorber air inlet pipe, and top is equipped with tail
Aspiration tower inlet tube and tail gas absorber exhaust pipe；
The storage tank：Top is equipped with storage tank inlet tube, and bottom is equipped with storage tank drain pipe；
The anode chamber gas outlet is connected to absorption tower air inlet pipe；The absorption tower drain pipe is connected to storage tank inlet tube；
The absorption tower exhaust pipe is connected to tail gas absorber air inlet pipe；The tail gas absorber drain pipe connects with absorption tower inlet tube
It is logical；The tail gas absorber exhaust pipe is connected to air pump I.
In the anode chamber and cathode chamber, it is respectively equipped with the anode plate and cathode plate as electrode, can be used previous
Well known electrode material.Anode and cathode material selects plate electrodes, it is preferable to use titanium plates ruthenium material；
The diaphragm is preferably cation-exchange membrane, and cation-exchange membrane can use known exchange membrane.
The wire is preferably the wire-shapeds filler such as titanium silk, stainless steel wire.
The present invention also provides a kind of methods preparing chlorine dioxide using device described above, including through anode chamber's inlet tube
The process for supplying anolyte to the anode chamber；The anolyte is sodium chlorite aqueous solution, a concentration of 0.02-0.20mol/L；
Further include being supplied respectively to first cathode chamber and the second cathode chamber through the first cathode chamber inlet tube and the second cathode chamber inlet tube
To the process of catholyte；The catholyte is metabisulfite solution, a concentration of 0.1-1.0mol/L；Further include that electrolysis handles the sun
Pole liquid and catholyte, chlorine dioxide is generated in anode chamber (3), and hydrogen is generated in the first cathode chamber (4) and the second cathode chamber (5)
The process of gas, the electrolysis operating voltage are 5~9V of direct current.
The method further includes the process for blasting air to the anode chamber by gas distributing disc I from air pump I, by institute
The chlorine dioxide for stating anode chamber's generation is blown into the absorption tower, institute through anode chamber gas outlet, absorption tower air inlet pipe successively
It states and deionized water is housed in absorption tower, obtain the aqueous solution of chlorine dioxide of 1.0-10g/L.
The chlorine dioxide not absorbed by deionized water in the absorption tower is successively through absorption tower exhaust pipe, tail gas absorption
Tower air inlet pipe enters in tail gas absorber, lye is housed, the lye is sodium hydroxide solution, dense in the tail gas absorber
Degree is 4-8g/L.
The chlorine dioxide not absorbed by lye in the tail gas absorber leads to after the discharge of tail gas absorber exhaust pipe
It crosses the air pump I and is introduced into the anode chamber, recycle.
The method further includes the process for blasting air to first cathode chamber through gas distributing disc II from air pump II
With the process for blasting air to second cathode chamber through gas distributing disc III from air pump III；First cathode described in Dilution air
The hydrogen that room and the second cathode chamber generate, the hydrogen after dilution is respectively through the first cathode chamber gas outlet and the second cathode chamber gas outlet
Safety dumping.
Advantageous effect
1, corrosion resistant metal silk filler is filled in anode chamber and cathode chamber in electrolytic cell, in electrode and amberplex
Space is full of, and can plane electrode be extended to three-diemsnional electrode, be not only increased reaction electrode area, due also to the height of wire is led
Electrically so that the electrode resistance between anode and cathode reduces, and to improve electrolytic efficiency, reduces energy consumption.
2, anode chamber bottom is equipped with gas distributing disc, blasts air bubble by gas distributing disc using air pump and is conducive to electricity
The mass transfer of liquid is solved, electrolytic efficiency, and the ClO that anode is generated are improved2Gas is discharged by positive pressure, removes product in time, is increased
Reaction rate.
3, cathode chamber also blasts air using air pump by air distributing disc, can improve the mass transfer speed of catholyte
Rate, while safety dumping after the diluted in hydrogen that cathode is generated.
4, tail gas absorber is equipped with after chlorine dioxide absorption tower, lye therein can recycle a small amount of ClO in tail gas2
Gas, and be introduced into anode chamber, it recycles, uncontaminated gases discharge.
Description of the drawings
2 width of attached drawing of the present invention,
Fig. 1 is diaphragm electrolytic cell structural schematic diagram
Fig. 2 is the schematic device that electrolysis prepares chlorine dioxide
In figure：
1- diaphragm electrolytic cells；2- diaphragms；The anode chambers 3-；The first cathode chambers of 4-；The second cathode chambers of 5-；6- wires；7-
Anode plate；8- cathode plates I；9- cathode plates II；The anode chambers 10- inlet tube；11- the first cathode chamber inlet tubes；The second cathode chambers of 12-
Inlet tube；13- gases distributing disc I；14- gases distributing disc II；15- gases distributing disc III；16- air pumps I；17- air pumps II；
18- air pumps III；The anode chambers 19- drain pipe；20- the first cathode chamber drain pipes；21- the second cathode chamber drain pipes；The anode chambers 22-
Exhaust pipe；23- the first cathode chamber gas outlets；24- the second cathode chamber gas outlets；The absorption towers 25-；The absorption towers 26- air inlet pipe；27-
Absorption tower drain pipe；The absorption towers 28- exhaust pipe；The absorption towers 29- inlet tube；30- tail gas absorber air inlet pipe；31- tail gas absorptions
Tower drain pipe；32- tail gas absorber exhaust pipes；33- tail gas absorber inlet tubes；34- storage tanks；35- storage tank inlet tubes；36- stores
Slot drain pipe；37- tail gas absorbers.
Specific implementation mode
Following non-limiting embodiments can make those skilled in the art be more fully understood the present invention, but not with
Any mode limits the present invention.
Embodiment 1
Below in conjunction with the accompanying drawings 1 and attached drawing 2 the present invention will be further described.
Before electrolysis starts, sodium chlorite aqueous solution is added in anode chamber 3, in the first cathode chamber 4 and the second cathode chamber 5
Metabisulfite solution is added, operating voltage is direct current 5-9V, is driven using alternating current or solar cell power generation.
The reaction principle for being electrolysed sodium chlorite is as follows：
NaClO2+H2O→ClO2+NaOH+1/2H2(being released by cathode)
After electrolysis occurs, air is blasted by the gas distributing disc I 13 in anode chamber 3 by air pump I 16, by anode chamber 3
The ClO of interior generation2Gas is blown into absorption tower 25.The unabsorbed chlorine dioxide being discharged from absorption tower 25 enters tail gas and inhales
Tower 37 is received, residual chlorine dioxide gas is discharged from tail gas absorber 37, is introduced in anode chamber 3, recycles, and tail gas is not outer
Row.Meanwhile the gas distributing disc II 14 and second the moon in the first cathode chamber 4 are passed through by air pump II 17, air pump III 18 respectively
The gas distributing disc III 15 of pole room 5 blasts air, dilutes the hydrogen that the first cathode chamber 4 and the second cathode chamber 5 generate, makes its difference
Pass through 24 safety dumping of the first cathode chamber gas outlet 23 and the second cathode chamber gas outlet.
Claims (7)
1. electrolysis prepares the device of chlorine dioxide, it is characterised in that including：Diaphragm electrolytic cell (1), air pump group, absorption tower
(25), tail gas absorber (37) and storage tank (34)；
The diaphragm electrolytic cell (1) is internally provided with two diaphragms (2), and described two diaphragms (2) are by the diaphragm electrolytic cell
(1) three chambers are separated into, centre is anode chamber (3), and both sides are respectively the first cathode chamber (4) and the second cathode chamber (5)；
The anode chamber (3)：Anode plate (7) is equipped in room, indoor lower part is equipped with gas distributing disc I (13), and top is equipped with anode
Room inlet tube (10) and anode chamber gas outlet (22), bottom are equipped with anode chamber's drain pipe (19)；
First cathode chamber (4)：Cathode plate I (8) is equipped in room, indoor lower part is equipped with gas distributing disc II (14), and top is set
There are the first cathode chamber inlet tube (11) and the first cathode chamber gas outlet (23), bottom to be equipped with the first cathode chamber drain pipe (20)；
Second cathode chamber (5)：Cathode plate II (9) is equipped in room, indoor lower part is equipped with gas distributing disc III (15), and top is set
There are the second cathode chamber inlet tube (12) and the second cathode chamber gas outlet (24), bottom to be equipped with the second cathode chamber drain pipe (21)；
The interior of the anode chamber (3), the first cathode chamber (4) and the second cathode chamber (5) fills wire (6) respectively；
The air pump group includes air pump I (16), air pump II (17), air pump III (18)；The air pump I (16) and gas
Distributing disc I (13) is connected to；The air pump II (17) is connected to gas distributing disc II (14)；The air pump III (18) and gas
Distributing disc III (15) is connected to；
The absorption tower (25)：Bottom is equipped with absorption tower air inlet pipe (26) and absorption tower drain pipe (27), and top is equipped with absorption tower
Exhaust pipe (28) and absorption tower inlet tube (29)；
The tail gas absorber (37)：Bottom is equipped with tail gas absorber drain pipe (31) and tail gas absorber air inlet pipe (30), top
Portion is equipped with tail gas absorber inlet tube (33) and tail gas absorber exhaust pipe (32)；
The storage tank (34)：Top is equipped with storage tank inlet tube (35), and bottom is equipped with storage tank drain pipe (36)；
The anode chamber gas outlet (22) is connected to absorption tower air inlet pipe (26)；The absorption tower drain pipe (27) and storage tank feed liquor
Manage (35) connection；The absorption tower exhaust pipe (28) is connected to tail gas absorber air inlet pipe (30)；The tail gas absorber drain
Pipe (31) is connected to absorption tower inlet tube (29)；The tail gas absorber exhaust pipe (32) is connected to air pump I (16).
2. chlorine dioxide preparation apparatus according to claim 1, which is characterized in that the wire is titanium silk or stainless steel
Silk.
3. a kind of method preparing chlorine dioxide using claim 1 described device, including through anode chamber's inlet tube (10) to institute
The process for stating anode chamber (3) supply anolyte；The anolyte is sodium chlorite aqueous solution, a concentration of 0.02-0.20mol/L；
Further include respectively through the first cathode chamber inlet tube (11) and the second cathode chamber inlet tube (12) to first cathode chamber (4) and
The process that two cathode chambers (5) supply catholyte；The catholyte is metabisulfite solution, a concentration of 0.1-1.0mol/L；Further include
Electrolysis handles the anolyte and catholyte, chlorine dioxide is generated in anode chamber (3), in the first cathode chamber (4) and second
The process that cathode chamber (5) generates hydrogen, the electrolysis operating voltage are 5~9V of direct current.
4. according to the method described in claim 3, it is characterized in that, the method further includes passing through gas by air pump I (16)
The process that distributing disc I (13) blasts air to the anode chamber (3), by the anode chamber (3) generate chlorine dioxide according to
Secondary to be blown into the absorption tower (25) through anode chamber gas outlet (22), absorption tower air inlet pipe (26), the absorption tower (25) is built-in
There is deionized water, obtains the aqueous solution of chlorine dioxide of 1.0-10g/L.
5. according to the method described in claim 4, it is characterized in that, do not absorbed by deionized water in the absorption tower (25) two
Oxidation chlorine body is entered through absorption tower exhaust pipe (28), tail gas absorber air inlet pipe (30) in tail gas absorber (25) successively,
Lye is housed, the lye is sodium hydroxide solution, a concentration of 4-8g/L in the tail gas absorber (25).
6. according to the method described in claim 5, it is characterized in that, do not absorbed by lye in the tail gas absorber (37) two
Chlorine body is aoxidized after tail gas absorber exhaust pipe (32) discharge, the anode chamber is introduced by the air pump I (16)
(3), it recycles.
7. according to the method described in claim 3, it is characterised in that it includes by air pump II (17) through gas distributing disc II (14)
To first cathode chamber (4) blast air process and from air pump III (18) through gas distributing disc III (15) to described second
The process that cathode chamber (5) blasts air；The hydrogen that first cathode chamber (4) described in Dilution air and the second cathode chamber (5) generate is dilute
Hydrogen after releasing is respectively through the first cathode chamber gas outlet (23) and second cathode chamber gas outlet (24) safety dumping.
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| CN201810372452.0A CN108570689A (en) | 2018-04-24 | 2018-04-24 | Electrolysis prepares the device and method of chlorine dioxide |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810372452.0A CN108570689A (en) | 2018-04-24 | 2018-04-24 | Electrolysis prepares the device and method of chlorine dioxide |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111005029A (en) * | 2019-12-31 | 2020-04-14 | 广东省新材料研究所 | Electrolytic aquatic product gas pressure self-balancing device and application thereof |
| CN111621803A (en) * | 2020-06-05 | 2020-09-04 | 池晓雷 | Chlorine dioxide generating device and application |
| CN113564626A (en) * | 2021-09-14 | 2021-10-29 | 福建浩达智能科技股份有限公司 | Hypochlorous acid electrolysis trough |
| CN114921799A (en) * | 2022-05-11 | 2022-08-19 | 上海交通大学 | Method and device for simultaneously synthesizing high-purity chlorine dioxide gas by using single-atom cathode and anode |
| CN115094462A (en) * | 2022-05-11 | 2022-09-23 | 上海交通大学 | Chlorine dioxide gas generating device based on foamed titanium monatomic integral electrode |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2327700Y (en) * | 1998-03-26 | 1999-07-07 | 沈阳军区后勤部净水研究所 | Chlorine dioxide generator |
| CN101479189A (en) * | 2006-06-30 | 2009-07-08 | 普林处理系统有限责任公司 | Formulation of electrolyte solutions for electrochemical chlorine dioxide generators |
| CN102001729A (en) * | 2009-09-03 | 2011-04-06 | 湖州四方格林自动化技术有限公司 | Electrolytic treatment method of heavy metal-containing wastewater |
| CN102575365A (en) * | 2009-10-13 | 2012-07-11 | 石尚烨 | Electrolyzer having increased contact specific surface area for the recovery of valuable metals |
| CN202322491U (en) * | 2011-11-22 | 2012-07-11 | 重庆大学 | Three-dimensional electrode biological film reactor |
| CN103881905A (en) * | 2014-01-29 | 2014-06-25 | 中国科学院成都生物研究所 | Embedded bioelectricity synthesis system and method |
| CN203700535U (en) * | 2014-01-28 | 2014-07-09 | 江阴市宏泽氯碱设备制造有限公司 | Bipolar type membrane polar distance electrolysis bath |
| CN105780047A (en) * | 2014-12-25 | 2016-07-20 | 佛山市宝航机械装备行业知识产权服务有限公司 | Efficient safe electrolytic bath |
| CN106498433A (en) * | 2015-09-06 | 2017-03-15 | 巫明茂 | A kind of hypochlorite generator stirred with compressed air |
-
2018
- 2018-04-24 CN CN201810372452.0A patent/CN108570689A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2327700Y (en) * | 1998-03-26 | 1999-07-07 | 沈阳军区后勤部净水研究所 | Chlorine dioxide generator |
| CN101479189A (en) * | 2006-06-30 | 2009-07-08 | 普林处理系统有限责任公司 | Formulation of electrolyte solutions for electrochemical chlorine dioxide generators |
| CN102001729A (en) * | 2009-09-03 | 2011-04-06 | 湖州四方格林自动化技术有限公司 | Electrolytic treatment method of heavy metal-containing wastewater |
| CN102575365A (en) * | 2009-10-13 | 2012-07-11 | 石尚烨 | Electrolyzer having increased contact specific surface area for the recovery of valuable metals |
| CN202322491U (en) * | 2011-11-22 | 2012-07-11 | 重庆大学 | Three-dimensional electrode biological film reactor |
| CN203700535U (en) * | 2014-01-28 | 2014-07-09 | 江阴市宏泽氯碱设备制造有限公司 | Bipolar type membrane polar distance electrolysis bath |
| CN103881905A (en) * | 2014-01-29 | 2014-06-25 | 中国科学院成都生物研究所 | Embedded bioelectricity synthesis system and method |
| CN105780047A (en) * | 2014-12-25 | 2016-07-20 | 佛山市宝航机械装备行业知识产权服务有限公司 | Efficient safe electrolytic bath |
| CN106498433A (en) * | 2015-09-06 | 2017-03-15 | 巫明茂 | A kind of hypochlorite generator stirred with compressed air |
Non-Patent Citations (2)
| Title |
|---|
| 张招贤 等: "《钛电极反应工程学》", 30 April 2009, 冶金工业出版社 * |
| 邢璇: "《电化学水处理应用技术研究》", 31 May 2018, 中央民族大学出版社 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111005029A (en) * | 2019-12-31 | 2020-04-14 | 广东省新材料研究所 | Electrolytic aquatic product gas pressure self-balancing device and application thereof |
| CN111621803A (en) * | 2020-06-05 | 2020-09-04 | 池晓雷 | Chlorine dioxide generating device and application |
| CN113564626A (en) * | 2021-09-14 | 2021-10-29 | 福建浩达智能科技股份有限公司 | Hypochlorous acid electrolysis trough |
| CN114921799A (en) * | 2022-05-11 | 2022-08-19 | 上海交通大学 | Method and device for simultaneously synthesizing high-purity chlorine dioxide gas by using single-atom cathode and anode |
| CN115094462A (en) * | 2022-05-11 | 2022-09-23 | 上海交通大学 | Chlorine dioxide gas generating device based on foamed titanium monatomic integral electrode |
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