CN105152421B - A kind of processing method of fine chemistry industry production distillation extraction waste liquid - Google Patents
A kind of processing method of fine chemistry industry production distillation extraction waste liquid Download PDFInfo
- Publication number
- CN105152421B CN105152421B CN201510578699.4A CN201510578699A CN105152421B CN 105152421 B CN105152421 B CN 105152421B CN 201510578699 A CN201510578699 A CN 201510578699A CN 105152421 B CN105152421 B CN 105152421B
- Authority
- CN
- China
- Prior art keywords
- processing
- electrode
- waste water
- anode
- negative electrode
- 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.)
- Active
Links
Landscapes
- Water Treatment By Electricity Or Magnetism (AREA)
- Physical Water Treatments (AREA)
Abstract
The invention discloses the processing method that a kind of fine chemistry industry produces distillation extraction waste liquid, comprise the following steps：1) microelectrolysis processing：When iron filings and carbon particle are immersed in acid waste water, numerous micro- galvanic cell can be formed due to the difference in Electrode Potential between iron and carbon, in waste water, the wherein low iron of current potential turns into anode, and the high carbon of current potential turns into negative electrode；2) advanced oxidation is handled：Advanced oxidation processing is with Fe2+For catalyst, by the effect of circulating pump, multiple chemical oxidation is carried out with hydrogen peroxide；3) electric flotation processing：Waste water enters in electric floatation equipment, and the negative electrode that electric floatation equipment is connected using the class three-diemsnional electrode of specially treated with DC power cathode produces hydrogen, and the suspension in sewage is taken to the water surface and forms scum layer by bubble.The present invention has gathered light electrolysis, chemical oxidation, electric flotation three kinds of methods of processing, and small amount uses chemicals, and post processing is simple, and floor space is small, and disposal ability is big, and management is convenient.
Description
Technical field
The present invention relates to sewage water treatment method technical field, more particularly to a kind of production distillation of fine chemistry industry to extract waste liquid
Processing method.
Background technology
Constantly increase material demand, industrial processes development of manufacturing, all kinds of chemical industry, medicine bioengineering, height with social
The a large amount of waste water of the product associations such as electronics are held to produce, wherein being no lack of has poisonous and harmful to human health and difficult degradation waste water, waste liquid
Produce.Handling the physico-chemical process of above-mentioned waste water has chemical oxidization method, wet oxidation process, various catalytic oxidations, overcritical
Oxidizing process, burning method etc., handling the biochemical method of above-mentioned waste water has anaerobic process, SBR methods, special efficacy engineering bacteria edman degradation Edman etc..
In numerous processing methods, some method reaction times are longer, some method costs are higher or operation temperature, pressure compared with
It is high.Therefore, it is low to be badly in need of a kind of cost in the market, normal temperature and pressure, the shorter method for treating waste liquid of reaction time.
The content of the invention
Present invention aims at a kind of processing method of fine chemistry industry production distillation extraction waste liquid is provided, to solve existing skill
Caused drawbacks described above in art.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of processing method of fine chemistry industry production distillation extraction waste liquid, comprises the following steps：
1) microelectrolysis processing：Waste water from water inlet from light electrolysis equipment is passed into first, and light electrolysis equipment is using big sun
Minimum negative electrode micro machine device, waste iron filing and inertia carbon particle are loaded in a device, in Roots blower in special ratio
Under supercharging, when iron filings and carbon particle are immersed in acid waste water, due to the difference in Electrode Potential between iron and carbon, meeting in waste water
Numerous micro- galvanic cell is formed, the wherein low iron of current potential turns into anode, and the high carbon of current potential turns into negative electrode, and its course of reaction is as follows：
Anode：Fe-2e→Fe2+
Negative electrode：2H++2e→2[H]→H2
Find out from reaction, the caused Fe of nascent state2+[H], they have high chemism, can change in waste water
The structure and characteristic of many organic matters, make organic matter that the effect such as chain rupture, open loop occur, base is provided for the advanced oxidation of next stage
Plinth；
2) advanced oxidation is handled：It is anti-that waste liquid through light electrolysis equipment preliminary treatment enters Fenton in the presence of water pump is lifted
Device is answered, advanced oxidation processing is with Fe2+For catalyst, by the effect of circulating pump, multiple chemical oxidation is carried out with hydrogen peroxide,
By the way that the hydroxyl radical free radical of strong oxidizing property can be generated, hardly degraded organic substance generation organic free radical in the aqueous solution is allowed to structure and broken
Bad, final oxidation Decomposition, key reaction chemical equation is as follows：
Fe2++H2O2=Fe3++OH-+HO·
Fe3++H2O2+OH-=Fe2++H2O+HO·
Fe3++H2O2=Fe2++H++HO2
HO2+H2O2=H2O+O2↑+HO·
3) electric flotation processing：Waste water enters in electric floatation equipment, and electric floatation equipment uses the class three-diemsnional electrode of specially treated
The negative electrode being connected with DC power cathode produces hydrogen, and the suspension in sewage is taken to the water surface and forms scum layer, accumulation by bubble
Scum layer is scraped off by Slag Scraping Device to during certain thickness, that is, serves the effect of floatation purification, anode produces oxygen, can be by upper one
The Fe in stage2+It is oxidized to Fe3+, form Fe (OH)3Colloid, there is good flocculating effect to sewage, and treated water is from water outlet
Mouth discharge.
Further, the class three-diemsnional electrode uses cyclic structure, and class three-diemsnional electrode obtains anode and negative electrode and uses ruthenium+rhenium
Electrode, titanium net-graphene barrier film is added between the anode and cathode.
Beneficial effect：Compared with original technology, a kind of processing side of fine chemistry industry of the invention production distillation extraction waste liquid
Method set light electrolysis, chemical oxidation, electric flotation handle three kinds of methods, have that floor space is small, and facility compact, cost is low, behaviour
Facilitate, can modularized design strong point；In addition small amount uses chemicals, and post processing is simple, and floor space is small, handles energy
Power is big, and management is convenient.
Brief description of the drawings
Fig. 1 is the process route view of the present invention；
Wherein：1- light electrolysis equipment, 2- Fenton reactors, 3- electricity floatation equipment, 4- power supplys, 5- classes three-diemsnional electrode, 6- are scraped
Slag machine, 7- water inlets, 8- Roots blowers, 9- liftings water pump, 10- circulating pumps, 11- delivery ports.
Embodiment
To be easy to understand the technical means, the inventive features, the objects and the advantages of the present invention, with reference to
Embodiment, the present invention is expanded on further.
As shown in figure 1, a kind of processing method of fine chemistry industry production distillation extraction waste liquid, comprises the following steps：
1) microelectrolysis processing：Waste water from water inlet 7 from light electrolysis equipment 1 is passed into first, and light electrolysis equipment 1 is using big
The small negative electrode micro machine device of anode, waste iron filing and inertia carbon particle are loaded in a device, in Roots blower 8 in special ratio
Supercharging under, when iron filings and carbon particle are immersed in acid waste water, due to the difference in Electrode Potential between iron and carbon, in waste water
Numerous micro- galvanic cell can be formed, the wherein low iron of current potential turns into anode, and the high carbon of current potential turns into negative electrode, and its course of reaction is such as
Under：
Anode：Fe-2e→Fe2+
Negative electrode：2H++2e→2[H]→H2
Find out from reaction, the caused Fe of nascent state2+[H], they have high chemism, can change in waste water
The structure and characteristic of many organic matters, make organic matter that the effect such as chain rupture, open loop occur, base is provided for the advanced oxidation of next stage
Plinth；
2) advanced oxidation is handled：Waste liquid through the preliminary treatment of light electrolysis equipment 1 enters Fenton in the presence of water pump 9 is lifted
Reactor 2, advanced oxidation processing is with Fe2+For catalyst, by the effect of circulating pump 10, multiple chemical is carried out with hydrogen peroxide
Oxidation, by the way that the hydroxyl radical free radical of strong oxidizing property can be generated, hardly degraded organic substance generation organic free radical in the aqueous solution is allowed to
Structure is destroyed, final oxidation Decomposition, and key reaction chemical equation is as follows：
Fe2++H2O2=Fe3++OH-+HO·
Fe3++H2O2+OH-=Fe2++H2O+HO·
Fe3++H2O2=Fe2++H++HO2
HO2+H2O2=H2O+O2↑+HO·
3) electric flotation processing：Waste water enters in electric floatation equipment 3, and electric floatation equipment 3 is three-dimensional electric using the class of specially treated
The negative electrode that pole 5 is connected with the negative pole of dc source 4 produces hydrogen, and the suspension in sewage is taken to the water surface and forms scum layer by bubble,
Scum layer is scraped off by Slag Scraping Device 6 when running up to certain thickness, that is, serves the effect of floatation purification, anode produces oxygen, can
By Fe on last stage2+It is oxidized to Fe3+, form Fe (OH)3Colloid, there are good flocculating effect, treated water to sewage
Discharged from delivery port 11.
Wherein, the class three-diemsnional electrode 5 uses cyclic structure, and class three-diemsnional electrode 5 obtains anode and negative electrode using ruthenium+rhenium electricity
Pole, titanium net-graphene barrier film is added between the anode and cathode.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Claims (2)
1. a kind of processing method of fine chemistry industry production distillation extraction waste liquid, it is characterised in that processing method comprises the following steps：
1) microelectrolysis processing：For waste water from light electrolysis equipment is passed into from water inlet first, light electrolysis equipment is small using big anode
Negative electrode light electrolysis device, waste iron filing and inertia carbon particle are loaded in a device, in the supercharging of Roots blower in special ratio
Under, when iron filings and carbon particle are immersed in acid waste water, due to the difference in Electrode Potential between iron and carbon, can be formed in waste water
Numerous micro- galvanic cell, the wherein low iron of current potential turn into anode, and the high carbon of current potential turns into negative electrode, and the step can be by the benzene in waste water
Phenol organic matter open loop, chain rupture, basis is provided for next stage；
2) advanced oxidation is handled：Waste liquid through light electrolysis equipment preliminary treatment enters Fenton's reaction in the presence of water pump is lifted
Device, advanced oxidation processing is with Fe2+For catalyst, by the effect of circulating pump, multiple chemical oxidation is carried out with hydrogen peroxide, is led to
The hydroxyl radical free radical of strong oxidizing property can be generated by crossing, and hardly degraded organic substance generation organic free radical in the aqueous solution is allowed into structure breaks
It is bad, final oxidation Decomposition；
3) electric flotation processing：Waste water enters in electric floatation equipment, and electric floatation equipment uses the class three-diemsnional electrode of specially treated, and straight
Flow the connected negative electrode of power cathode and produce hydrogen, the suspension in sewage is taken to the water surface and forms scum layer by bubble, runs up to one
Scum layer is scraped off by Slag Scraping Device when determining thickness, that is, serves the effect of floatation purification, anode produces oxygen, can will on last stage
Fe2+It is oxidized to Fe3+, form Fe (OH)3Colloid, there is good flocculating effect to sewage, and treated water up to standard is from water outlet
Mouth discharge.
2. processing method according to claim 1, it is characterised in that：The class three-diemsnional electrode uses cyclic structure, class three
The anode and negative electrode for tieing up electrode use ruthenium+rhenium electrode, add titanium net-graphene barrier film between the anode and cathode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510578699.4A CN105152421B (en) | 2015-09-11 | 2015-09-11 | A kind of processing method of fine chemistry industry production distillation extraction waste liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510578699.4A CN105152421B (en) | 2015-09-11 | 2015-09-11 | A kind of processing method of fine chemistry industry production distillation extraction waste liquid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105152421A CN105152421A (en) | 2015-12-16 |
| CN105152421B true CN105152421B (en) | 2018-02-06 |
Family
ID=54793547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510578699.4A Active CN105152421B (en) | 2015-09-11 | 2015-09-11 | A kind of processing method of fine chemistry industry production distillation extraction waste liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105152421B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105884108B (en) * | 2016-06-08 | 2019-06-18 | 浙江奇彩环境科技股份有限公司 | A kind for the treatment of process of ammonolysis waste water |
| CN110028135B (en) * | 2019-04-25 | 2021-11-19 | 郑州大学 | Micro-electrolysis filler for separating and purifying water organic matters and application thereof |
| CN113072233B (en) * | 2021-04-12 | 2023-03-17 | 大同氢都驰拓新能源有限公司 | Treatment method for treating acidic wastewater generated in graphite purification |
| CN115254870B (en) * | 2022-06-16 | 2024-03-19 | 深圳市欧格尼绿氢科技有限公司 | Method and system for combined hydrogen production by treating garbage and/or leachate through electrochemical degradation by two-step oxidation method |
| CN117983409B (en) * | 2024-04-02 | 2024-07-09 | 中国矿业大学(北京) | Inhibitor and preparation method thereof, and separation method of jamesonite and pyrite |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6663781B1 (en) * | 1998-05-14 | 2003-12-16 | U.S. Environmental Protection Agency | Contaminant adsorption and oxidation via the Fenton reaction |
| CN2928876Y (en) * | 2005-07-21 | 2007-08-01 | 上海市政工程设计研究院 | Three dimension over potentionial electrode electrolytic device |
| CN102267771B (en) * | 2010-06-07 | 2013-09-04 | 鞍钢股份有限公司 | Pretreatment method of coking wastewater |
| CN101955280B (en) * | 2010-08-13 | 2012-05-30 | 南京赛佳环保实业有限公司 | Technology for processing high-concentration organic wastewater in composite electrochemical method |
| CN102603103B (en) * | 2012-04-10 | 2013-06-19 | 东莞市珠江海咸水淡化研究所 | Complex heavy-metal waste water emergency quick treatment method |
| CN203319802U (en) * | 2013-06-14 | 2013-12-04 | 厦门市威士邦膜科技有限公司 | Water treatment equipment adopting three-dimension electrode-Fenton reactor combination membrane technology |
| CN103820199A (en) * | 2013-06-24 | 2014-05-28 | 黄士舟 | Waste cutting liquid treatment method |
| CN103910415B (en) * | 2014-04-29 | 2015-06-24 | 山东大学 | Three-dimensional graphene nano material electrochemical reactor for treating high-concentration organic wastewater |
| CN104230087B (en) * | 2014-09-30 | 2016-06-01 | 东莞市英硫净水服务有限公司 | The desalination treatment process of a kind of haline water |
| CN104773888A (en) * | 2015-04-23 | 2015-07-15 | 东南大学 | Iron-carbon inner electrolysis-Fenton oxidation-electrolytic electrocatalytic oxidation combined wastewater treatment method and device |
-
2015
- 2015-09-11 CN CN201510578699.4A patent/CN105152421B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN105152421A (en) | 2015-12-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105152421B (en) | A kind of processing method of fine chemistry industry production distillation extraction waste liquid | |
| CN108529714B (en) | Photoelectrochemical reaction tank and method for treating hydrogen sulfide waste gas and waste water by using same | |
| CN102976451A (en) | Wastewater treatment device and method for in-situ electric generation of H2O2 cooperating with O3 oxidation | |
| CN102092820A (en) | Method and device for removing organic matters from water by using double-pool double-effect visible light in response to photo-electro-Fenton reaction | |
| CN104129830A (en) | Photoelectrocatalytic method for treating heavy metal complex waste water and recovering heavy metal therefrom | |
| CN104496008B (en) | The Apparatus and method for of a kind of electrochemistry-biological coupling process organic waste water | |
| CN104710063A (en) | Photoelectrocatalysis/Fenton coupling processing system and processing method of high-salt polymer-containing wastewater | |
| CN103539234A (en) | Integrated processing method of fracturing flow-back fluid | |
| CN109982978A (en) | Water treatment facilities, water treatment system and method for treating water | |
| CN104860381A (en) | Method and apparatus for treating atrazine waste water by using combination of multi-needle corona discharge and titanium dioxide catalyst | |
| CN203319806U (en) | Electrolysis dephosphorization device for treating domestic sewage | |
| CN102942243A (en) | Wastewater treatment method combining three-dimensional electrode and electric Fenton | |
| CN107117748A (en) | The processing method and processing unit of aluminium anodes padding waste water decoloring | |
| CN101811758A (en) | Wastewater treatment method by combination of three-dimensional electrode and electro-Fenton | |
| CN105366846B (en) | The clever agricultural chemicals waste water processing method of hundred grass of one kind | |
| CN107662960A (en) | A kind of new equipment and method for handling soil Organic Contamination of Groundwater thing | |
| CN104529019B (en) | Electric catalytic combined processing method suitable for high-salinity refractory wastewater | |
| CN205473096U (en) | Sour mother liquor effluent disposal system of purple urea | |
| CN102126778A (en) | Groove-type device and method for treating organic wastewater by multiphase electro-catalytic oxidation | |
| CN209242712U (en) | A kind of sewage treatment medicine mixing device | |
| CN210215032U (en) | Electrode plate effluent treatment plant | |
| CN104944697B (en) | Microbial electrolysis cell-Fenton combined treatment device and process for treating furniture production wastewater | |
| CN105129925B (en) | The device and method for making its electrode of food and drink waste water are handled with oxygen cathode Fenton | |
| CN107640850A (en) | Product oil storage field oil-contaminated water processing method | |
| CN212050667U (en) | Waste water treatment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 523000, Room 601, D District, Hui Feng Road, 1 Hui Feng Road, Dongguan City, Guangdong, Dongguan Applicant after: Guangdong green giant Environment Technology Co., Ltd. Address before: 523000, Room 601, D District, Hui Feng Road, 1 Hui Feng Road, Dongguan City, Guangdong, Dongguan Applicant before: Dongguan Green Titan Environmental Technology Ltd. |
|
| COR | Change of bibliographic data | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |