CN203625090U - Electrocatalytic wastewater treatment system - Google Patents
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- CN203625090U CN203625090U CN201320639721.8U CN201320639721U CN203625090U CN 203625090 U CN203625090 U CN 203625090U CN 201320639721 U CN201320639721 U CN 201320639721U CN 203625090 U CN203625090 U CN 203625090U
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Abstract
The utility model provides an electrocatalytic wastewater treatment system which comprises a reaction tank body, an electrolyzing device, a working electrode, an electrolyzing gas supply system and a catalytic material, wherein a dielectric barrier plasma generator is arranged between an aerating pipe and an air pump, the dielectric barrier plasma generator is provided with a gas inlet and a gas outlet, the gas inlet is connected with the air pump which supplies gas to the plasma generator, and the gas outlet is connected with the aerating pipe through a plasma flow conveying main pipe. As the dielectric barrier plasma generator is arranged between the aerating pipe and the air pump, not only is constant-circulation power provided for the catalytic material in the reaction tank body, but also a low-temperature plasma flow is provided for the working electrode and the catalytic material to promote the electrochemical reaction process among active oxygen species in the electrocatalytic process, thereby improving the reaction efficiency of the wastewater treatment system, saving the time and lowering the wastewater treatment cost.
Description
Technical field
The utility model belongs to the field of purification of waste water, relates in particular to a kind of electrocatalysis advanced waste treatment system.
Background technology
Economizing on resources with protection of the environment is a fundamental state policy of China.During " 12 ", sewage disposal recovery utilization rate in National urban will reach 10% target, can save every year fresh water resource more than 70 hundred million m
3, this can alleviate China effectively, the especially problem of Water Resources In Arid Regions shortage, and therefore waste water recycling has important practical significance.
The total quantity of wastewater effluent in the whole nation is more than 700 hundred million tons at present, and the consumption of national reuse water only has 16.6 hundred million m
3, only accounting for 2% of national wastewater/sewage quantity discharged, the target of distance 10% falls far short.Therefore to complete the macro adjustments and controls factor such as guiding, the adjustment of market water price that this target not only depends on national policy, more need the practical application of efficient, clean, reduced investment, reliable waste water advanced treatment and reuse technology that running cost is low, therefore the following investment of reuse water space is very wide.
Reuse water refers to that city domestic sewage and factory effluent etc. reach the discharge water of emission standard after pre-treatment and biochemical process processing, again after further processing, reach the water quality standard of a certain purposes, be back to the Ecology of this production process as industrial cooling water, garden landscape irrigation etc.But in wastewater to reach standard treating processes, there is significant variation in the parent compound in former sewage/wastewater, be not only embodied in compound composition, change in nature, and its molecular conformation has different significantly from size.Therefore, in advanced treatment, continue take biochemical process as main purification process, often to COD(chemical oxygen demand) etc. to close the removal efficiency of key control water-quality guideline very low.At present the treatment technology of reuse water common are membrane technique, Fenton reagent oxidation method, photocatalytic oxidation etc., or with the combination process of other treatment processs.For example, in disclosed Chinese invention patent application on January 12nd, 2005, number of patent application is 200410012222.1, discloses a kind of photoelectrocatalysioxidization oxidization and has processed organic device in water, and ultraviolet oxidation and electrolytic oxidation are combined to strengthen reaction process; In disclosed Chinese invention patent application on July 12nd, 2006, number of patent application is 200510000148.6, discloses a kind of load TiO
2photocatalyst and preparation method thereof and photocatalytic water purifier, UV-light TiO
2catalysis combines with membrane technique and realizes the effective processing to waste water; In disclosed Chinese invention patent application on August 3rd, 2005, number of patent application is 200410075505.0, discloses a kind of integrated light catalytic waste water processing device by membrane method, UV-light TiO
2catalysis-ultrasonic wave-biological process combines the organism in disposing of sewage continuously.These combination procesies above, although improved widely the degradation efficiency of system compared with single method, not only there is the particular problems such as treatment scheme is long, floor space is large, running cost is high in these combination procesies; In treating processes, can produce a large amount of mud simultaneously.These moisture percentage in sewage sludge are high, and processing cost is high, and the mud that especially contains I pollutant is all the more so.Direct discharge or the mud miscarriage of mud become new environomental pollution source with regard to the sewage work that makes to dispose of sewage, and have now caused and showing great attention to of various circles of society have also become new problem urgently to be resolved hurrily in current wastewater treatment process.
In view of the above-mentioned problems in the prior art, the contriver of the utility model patent application, develop a kind of efficient, clean, low or without the advanced waste treatment apparatus of sludge creation, this device comprises reaction cell body, include the mouth of a river and water outlet, described water inlet and water outlet are located at respectively the upper end of described reactive tank body sidewall; Electrolyzer, comprises positive plate, negative plate and power supply, and described positive plate and negative plate are located in described reaction cell body, and described power supply is electrically connected at described positive plate and negative plate; Electrolysis airing system, comprises aeration tube and pneumatic pump, and described aeration tube is located at the bottom of described reaction cell body, and described pneumatic pump is external in described reaction cell body; Catalytic material, fills in described reaction cell body.This advanced waste treatment apparatus effluent quality is good, stable, running cost is low, power consumption is little, floor space is little, simple to operate and be easy to integrated and automatization control.But, in actual use, due to the diversity of wastewater/sewage, the complicacy of moiety and the polytropy of concentration, when in the treating processes that said apparatus is applied to some waste water, tend to run into being difficult to be processed in needed technological standard in catalyzed oxidation time 20min normally, now have to adopt the mode that extends the catalytic electrolysis reaction times to meet technical requirements, and this has correspondingly increased the particular problem such as energy consumption and the volume of device of system operation.
Therefore, need to develop the electrocatalysis Waste Water Treatment that a kind of reaction efficiency is higher.
Utility model content
In view of this, the utility model provides a kind of advanced waste treatment apparatus simple in structure.
For achieving the above object, the utility model provides following technical scheme:
A kind of electrocatalysis Waste Water Treatment, comprising:
Reaction cell body, includes the mouth of a river and water outlet, and described water inlet and water outlet are located at respectively the upper end of described reactive tank body sidewall;
Electrolyzer, comprises positive plate, negative plate and power supply, and described positive plate and negative plate are located in described reaction cell body, and described power supply is electrically connected at described positive plate and negative plate;
Working electrode, described working electrode is arranged on the two ends sidewall of described reaction cell body, and the positive and negative electrode output terminal of described working electrode and described power supply joins;
Electrolysis airing system, comprises aeration tube and pneumatic pump, and described aeration tube is located at the bottom of described reaction cell body, and described pneumatic pump is external in described reaction cell body;
Catalytic material, fills in described reaction cell body;
Between described aeration tube and described pneumatic pump, be provided with medium barrier plasma producer, described medium barrier plasma producer has inlet mouth and air outlet, described inlet mouth is connected with described pneumatic pump, described pneumatic pump is to described plasma generator air feed, and described air outlet carries main to be connected with described aeration tube by plasma flow.
Preferably, also comprise multiple induction electrodes, described induction electrode is arranged on the two ends sidewall of described reaction cell body, and described multiple induction electrode spaced sets are between the positive and negative electrode of described working electrode.
Preferably, described working electrode is graphite cake or 316L plate, and described induction electrode is graphite cake or 316L plate.
Preferably, described reaction cell body is separated into multiple reaction cell bodies by the division plate that insulate, and is provided with closed tube between adjacent two reaction cell bodies, and water enters another adjacent reaction cell body by described closed tube from one of them reaction cell body.
Preferably, the volume of described multiple reaction cell bodies is identical.
Preferably, described closed tube is Y-tube.
Preferably, described water inlet is provided with center water inlet pipe and valve.
Preferably, described reaction cell body is processed to form by PP plate or PVC plate.
Preferably, fill in catalytic material in described reaction cell body and account for the 30%-60% of each reactive tank body bulk.
Compared with prior art, in electrocatalysis Waste Water Treatment of the present utility model, between described aeration tube and described pneumatic pump, be provided with medium barrier plasma producer, described medium barrier plasma producer has inlet mouth and air outlet, described inlet mouth is connected with described pneumatic pump, described pneumatic pump is to described plasma generator air feed, and described air outlet carries main to be connected with described aeration tube by plasma flow.By medium barrier plasma producer is set between pneumatic pump and aeration tube, the power of directed circulation was both provided for the catalytic material in reaction cell body, for providing low-temperature plasma stream, working electrode and catalytic material promote the electrochemical reaction process between active oxygen species for electrocatalysis process again, thereby improve the reaction efficiency of Waste Water Treatment, save time, reduce cost for wastewater treatment.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the electrocatalysis Waste Water Treatment providing in the utility model specific embodiment is provided.
Embodiment
Existing Waste Water Treatment, in actual use, due to the diversity of wastewater/sewage, the complicacy of moiety and the polytropy of concentration, tend to run in normal catalyzed oxidation time 20min and be difficult to be processed in needed technological standard, now have to adopt the mode that extends the catalytic electrolysis reaction times to meet technical requirements, and this correspondingly increase the particular problem such as energy consumption and the volume of device of system operation.
In view of the above-mentioned problems in the prior art, the utility model has disclosed a kind of electrocatalysis Waste Water Treatment, comprising:
Reaction cell body, includes the mouth of a river and water outlet, and described water inlet and water outlet are located at respectively the upper end of described reactive tank body sidewall;
Electrolyzer, comprises positive plate, negative plate and power supply, and described positive plate and negative plate are located in described reaction cell body, and described power supply is electrically connected at described positive plate and negative plate;
Working electrode, described working electrode is arranged on the two ends sidewall of described reaction cell body, and the positive and negative electrode output terminal of described working electrode and described power supply joins;
Electrolysis airing system, comprises aeration tube and pneumatic pump, and described aeration tube is located at the bottom of described reaction cell body, and described pneumatic pump is external in described reaction cell body;
Catalytic material, fills in described reaction cell body;
Between described aeration tube and described pneumatic pump, be provided with medium barrier plasma producer, described medium barrier plasma producer has inlet mouth and air outlet, described inlet mouth is connected with described pneumatic pump, described pneumatic pump is to described plasma generator air feed, and described air outlet carries main to be connected with described aeration tube by plasma flow.
Preferably, also comprise multiple induction electrodes, described induction electrode is arranged on the two ends sidewall of described reaction cell body, and described multiple induction electrode spaced sets are between the positive and negative electrode of described working electrode.
Preferably, described working electrode is graphite cake or 316L plate, and described induction electrode is graphite cake or 316L plate.
Preferably, described reaction cell body is separated into multiple reaction cell bodies by the division plate that insulate, and is provided with closed tube between adjacent two reaction cell bodies, and water enters another adjacent reaction cell body by described closed tube from one of them reaction cell body.
Preferably, the volume of described multiple reaction cell bodies is identical.
Preferably, described closed tube is Y-tube.
Preferably, described water inlet is provided with center water inlet pipe and valve.
Preferably, described reaction cell body is processed to form by PP plate or PVC plate.
Preferably, fill in catalytic material in described reaction cell body and account for the 30%-60% of each reactive tank body bulk.
In electrocatalysis Waste Water Treatment of the present utility model, between described aeration tube and described pneumatic pump, be provided with medium barrier plasma producer, described medium barrier plasma producer has inlet mouth and air outlet, described inlet mouth is connected with described pneumatic pump, described pneumatic pump is to described plasma generator air feed, and described air outlet carries main to be connected with described aeration tube by plasma flow.By medium barrier plasma producer is set between pneumatic pump and aeration tube, the power of directed circulation was both provided for the catalytic material in reaction cell body, for providing low-temperature plasma stream, working electrode and catalytic material promote the electrochemical reaction process between active oxygen species for electrocatalysis process again, thereby improve the reaction efficiency of Waste Water Treatment, save time, reduce cost for wastewater treatment.
In order to make those skilled in the art understand better the technical solution of the utility model, below in conjunction with the drawings and specific embodiments, the utility model is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Shown in ginseng Fig. 1, the utility model has disclosed a kind of electrocatalysis Waste Water Treatment, comprising:
Reaction cell body 1, includes the mouth of a river 2 and water outlet 3, and water inlet 2 and water outlet 3 are located at respectively the upper end of reaction cell body 1 sidewall.Reaction cell body 1 is preferably arranged to cuboid, adopts PP plate or PVC plate to process.Certainly, the shape of reaction cell body 1 can be arranged to other shapes, for example right cylinder.
Electrolyzer, comprises positive plate 4, negative plate 5 and power supply 6, and positive plate 4 and negative plate 5 are located in reaction cell body 1, and power supply 6 is electrically connected at positive plate 4 and negative plate 5.In the utility model preferred embodiment, positive plate 4, negative plate 5 are graphite electrode plate.Multiple graphite electrode plates are reacting the interior edge of cell body 1 direction from left to right with certain being intervally arranged, and are electrically connected according to the positive and negative electrode output terminal of the power supply of positive and negative electrode interactive approach and configuration 6, and power supply 6 is preferably direct supply.Positive plate 4 and negative plate 5 are perpendicular to the base plate of reaction cell body 1.In actual applications, due to the restriction of reaction cell body 1 volume, positive plate 4 and negative plate 5 can only be set to one group, only have a positive plate 4 and a negative plate 5, and are located at respectively the both sides of reaction cell body 1.
Electrolysis airing system, comprises aeration tube 7 and pneumatic pump 8, and aeration tube 7 is located at the bottom of reaction cell body 1, and pneumatic pump 8 is external in reaction cell body 1, and certainly, pneumatic pump 8 also can be arranged in the gap of reaction cell body 1.Aeration tube 7 is provided with multiple, and the parallel bottom that is distributed in reaction cell body 1, and aeration tube 7 preferred parallel arrange in positive plate 4 or negative plate 5, and further, aeration tube 7 is preferably located between adjacent positive plate 4 and negative plate 5.The pore of aeration tube 7 down, block by the catalytic material particle that prevents from being reacted in cell body 1.Pneumatic pump 8 is connected in aeration tube 7, can provide oxygen with power supply activation for the negative plate 5 in reactive tank body 11 time, produce active oxygen species, the power of directed circulation is also provided for catalytic material simultaneously, and then catalytic material inactivation and fouling risk are reduced greatly, the catalytic efficiency of catalytic material is greatly improved.Electrolysis airing system can also comprise air flowmeter or pressure lock etc.In other embodiments, the quantity of aeration tube 7 also can only be provided with one.
Catalytic material, fills in reaction cell body 1.In the utility model preferred embodiment, the carbon back that catalytic material is carrying transition metal or silica-based particles, can also be doped with titanium dioxide in catalytic material.This catalytic material can either be from low concentration wastewater selective enrichment pollutent, there is again high degree of electrical catalytic activation performance.In reaction cell body 1, add catalytic material, treatment effect and processing efficiency to low concentration used water difficult to degradate are greatly enhanced.The volume that the loadings of catalytic material accounts for each reaction cell body is preferably 30%～60%.
Working electrode 14, working electrode 14 is arranged on the two ends sidewall of reaction cell body 1, and working electrode 14 joins with the positive and negative electrode output terminal of power supply 6.
In the utility model preferred embodiment, between aeration tube 7 and pneumatic pump 8, be provided with medium barrier plasma producer 16, plasma generator 16 has inlet mouth and air outlet, inlet mouth is connected with pneumatic pump 8, pneumatic pump 8 is to plasma generator 16 air feed, and air outlet carries main 17 to be connected with aeration tube 7 by plasma flow.So arrange, medium barrier plasma producer 16 will produce medium barrier plasma stream in the time of work, through the experimental study of multiple sewage/wastewater, find to adopt medium barrier plasma stream to substitute tradition and directly utilize air to produce the precursor of active oxygen species as electrocatalysis process, can effectively promote the rate of oxidation of electrocatalytic reaction and improve significantly oxidation efficiency.In the time that the conditions such as electrolysis time are in full accord, can further improve the stability of oxidation effectiveness and the effluent quality of system, and can make optimum operating voltage reduce, thereby effectively reduced work energy consumption and running cost, and can meet user process different quality waste water change fluctuation requirement.This is because dielectric barrier discharge (being silent discharge) is to start with the ac high voltage that frequency is 50Hz-1MHz level, inserting a kind of geseous discharge of dielectric at discharge space, is a kind of reliable, the economic method that produces normal atmosphere non-equilibrium plasma.Process gas discharge generally exists six kinds of ultimate particle: photon, electronics, ground state atom (or molecule), excited atom (or molecule) and positive ion and negative ion, and as OH, O
3, O, H
2o
2, e+, e-etc., the low-temperature plasma stream that these contain a large amount of active substances is admitted to after reaction cell body, participate in rapidly the electrocatalytic reaction process under electric field action, make macromolecule contaminant in electrolysis reactor waste water etc. that the series reaction such as scission of link or open loop its removal the most at last occur.
Further, the electrocatalysis Waste Water Treatment shown in the utility model also comprises at least one pair of induction electrode 15, and induction electrode 15 is arranged between the positive and negative electrode of working electrode 14.So arrange, changed in prior art by tens of modes of production to working electrode work.Its know-why is: catalytic electrolysis efficiency is not only relevant to current density, and relevant to strength of electric field, and strength of electric field is larger, and catalytic electrolysis efficiency is higher, otherwise strength of electric field is less, and catalytic electrolysis efficiency is lower; But simultaneously, also need to solve a production practical problems, when in full production, the needed power supply of certain current density that reaction cell body 1 is applied on every pair of working electrode 14 must have high total supply current output and relatively low operating voltage; Also need the supply main that can bear very high currents intensity (sectional area of wire is very large) matching with this power supply, and then be assigned on every pair of working electrode 14 simultaneously.This has increased processing request and the manufacturing cost thereof of power supply and supply main undoubtedly.And the Waste Water Treatment that the utility model discloses, utilize 1 pair or a small amount of several to high-tension working electrode 14 be distributed in the connect design of use of many induction electrodes 15 between working electrode 14, effectively solve this problem, thereby original while controlling certain current density the working power of needed high outward current become the power supply of relatively very little electric current output and relatively high Voltage-output, and the gross output of power supply remains unchanged.So also original heavy in section supply main can be reduced significantly, simultaneously improve again the potential difference between strength of electric field and the adjacent induction electrode 15 of 14 of working electrodes, can effectively improve the oxidation efficiency of electrocatalysis process.Therefore make the technical parameter of whole device more reasonable, and reduced difficulty of processing and manufacturing cost.Herein, working electrode 14 can be graphite cake or 316L plate, and induction electrode 15 can be graphite cake or 316L plate.
Optimally, multiple induction electrode 15 spaced sets are between the positive and negative electrode of working electrode 14.
In the utility model preferred embodiment, the upper end that the upper end of the junction of the first reaction cell body 11 and the second reaction cell body 12 offers water inlet 2, the second reaction cell body 12 right-hand sidewalls offers water outlet 3, the preferred height lower than water inlet 2 of water outlet 3.The lower end of the first reaction cell body 11 can also be provided with evacuation port 13, and evacuation port 13 can be gone out the discharge of wastewater in the first reaction cell body 11 and the second reaction cell body 12 in the time that Waste Water Treatment does not use.Water inlet 2, water outlet 3 and evacuation port 13 places can be respectively equipped with valve, and water inlet 2 is also provided with center water inlet pipe (not shown), and water inlet 2 can be supplied water to the first reaction cell body 11 and the second reaction cell body 12 respectively.Adopt this middle water inlet and water distribution system, the water inlet management while facilitating two ponds to work independently, and don't increase pipeline.
Further, the first reaction cell body 11 is identical with the volume of the second reaction cell body 12.Certainly, also can adjust the size of the first reaction cell body 11 and the second reaction cell body 12 according to actual needs, to meet the processing requirements of dissimilar trade effluent.
The effect of electrocatalysis Waste Water Treatment the utility model being provided below in conjunction with embodiment is elaborated.
Embodiment 1
To the treatment effect analysis of water outlet after refinery water biochemistry.
Refinery water belongs to used water difficult to degradate, and oil refining process water consumption is large, and water quality complexity and the fluctuation of waste discharge are strong.Utilize the above-mentioned Waste Water Treatment that processing power is 60L/h, the discharge water to an oil refinery effluent after biochemistry has carried out the on-the-spot continuous service test of 30 days.Result shows: when influent quality index COD fluctuation changes between 80.0-360mg/L, and mean value 220mg/L; Ammonia nitrogen concentration is in the time of 40.0mg/L left and right, and the control reaction times is 20min, and after reaction, the COD of system water outlet is lower than 50mg/L, and average removal rate can reach 80.1%; The ammonia nitrogen concentration of water outlet, lower than 4mg/L, reaches more than 90% ammonia nitrogen removal frank.Compared with only adopting airflow aeration, in the time that medium barrier plasma producer 16 is worked, can make system increase by 10% to the clearance of above-mentioned pollutent.When electrolysis finishes, the average sludge output of system is lower than every liter of waste water 30mg.And effluent quality is good and it is steady to change, this illustrative system is fine to organic shock resistance.
Embodiment 2
The treatment effect analysis of water outlet after dyeing waste water biochemistry.
Printing and dyeing industry water consumption is large, water quality complexity, and Pollutant levels fluctuation is large.Utilize the above-mentioned Waste Water Treatment that processing power is 60L/h, the discharge water after many dyeing waste water biochemistry has been carried out to the on-the-spot continuous service test of 3 weeks.The main water-quality guideline of experiment water is: influent quality index COD fluctuation changes between 80-120mg/L, when mean value 100mg/L; Colourity is 40-80, and mean value is 60.When experiment, controlling the reaction times is 20min.Water outlet result shows: when medium barrier plasma producer 16 is not worked, this system still can reach 70% to the average removal rate of COD, and the clearance of colourity approaches 100%.When medium barrier plasma producer 16 is worked, system can reach more than 85% the clearance of COD, and colourity is 0.When electrolysis finishes, the average sludge output of system is lower than every liter of waste water 50mg.Effluent quality is good and variation is steady, and effect stability, can reach the water quality standard requirement of reuse water.
To the advanced treatment effect analysis of water outlet after petrochemical wastewater biochemical treatment.
Petrochemical industry or coking chemical waste water have the distinguishing feature of oxidation difficult degradation.Adopt the equal difficulty of traditional advanced oxidation processes such as ozone, electrolysis, Fenton method effectively to degrade to it.Utilize laboratory room small-sized electrocatalysis experimental installation (note: the useful volume of experimental installation is 400mL, have 3 pairs of 316L stainless steel working electrodes 14, every pair of working electrode 14 spacing are 2cm, the long 10cm of reaction cell body) measure the treatment effect of electrocatalysis Waste Water Treatment to petrochemical wastewater in the time having or not plasma flow, its comparing result under different condition is as shown in table 1.Test water quality is: influent COD fluctuation changes between 180-220mg/L, mean value 200mg/L.
Table 1, the electrocatalysis Waste Water Treatment that employing the utility model discloses is processed the result contrast of petrochemical wastewater:
As can be seen from the above table, adopt the electrocatalysis Waste Water Treatment shown in the utility model, in the time that catalytic oxidation and medium barrier plasma producer 16 are worked simultaneously, when medium barrier plasma producer 16 is under lower operating voltage 40V, be in 20min in the electrocatalytic reaction time, can make the COD of this kind of petrochemical wastewater be reduced in the technological standard 50mg/L of regulation.And adopt original air electrocatalytic reaction system, need the time lengthening of reaction can reach this standard to 60min.Obviously, the electrocatalysis of Comprehensive Correlation air and the total energy consumption of simultaneously working with medium barrier plasma producer 16 thereof, the utility model can be saved more than 30% energy consumption.
In sum, the electrocatalysis Waste Water Treatment that the utility model discloses, has the following advantages:
1. system is little, and reaction efficiency is high, and what waste water quality was changed is adaptable, energy consumption is low, comprehensive treating process is cheap and treating processes is clean, without or few sludge creation;
2. the application of induction electrode, can improve the oxidation efficiency of electrocatalysis process effectively, makes the technical parameter of whole system more reasonable, has reduced difficulty of processing and manufacturing cost;
3. the application of double-electrolyzer, can meet and produce load while reducing by half or single pond works alone, do not stop work when overhaul of the equipments needs, has also correspondingly reduced by 50% energy consumption.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple modification of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. an electrocatalysis Waste Water Treatment, comprising:
Reaction cell body, includes the mouth of a river and water outlet, and described water inlet and water outlet are located at respectively the upper end of described reactive tank body sidewall;
Electrolyzer, comprises positive plate, negative plate and power supply, and described positive plate and negative plate are located in described reaction cell body, and described power supply is electrically connected at described positive plate and negative plate;
Working electrode, described working electrode is arranged on the two ends sidewall of described reaction cell body, and the positive and negative electrode output terminal of described working electrode and described power supply joins;
Electrolysis airing system, comprises aeration tube and pneumatic pump, and described aeration tube is located at the bottom of described reaction cell body, and described pneumatic pump is external in described reaction cell body;
Catalytic material, fills in described reaction cell body;
It is characterized in that: between described aeration tube and described pneumatic pump, be provided with medium barrier plasma producer, described medium barrier plasma producer has inlet mouth and air outlet, described inlet mouth is connected with described pneumatic pump, described pneumatic pump is to described plasma generator air feed, and described air outlet carries main to be connected with described aeration tube by plasma flow.
2. electrocatalysis Waste Water Treatment according to claim 1, it is characterized in that: also comprise multiple induction electrodes, described induction electrode is arranged on the two ends sidewall of described reaction cell body, and described multiple induction electrode spaced sets are between the positive and negative electrode of described working electrode.
3. electrocatalysis Waste Water Treatment according to claim 2, is characterized in that: described working electrode is graphite cake or 316L plate, and described induction electrode is graphite cake or 316L plate.
4. electrocatalysis Waste Water Treatment according to claim 1, it is characterized in that: described reaction cell body is separated into multiple reaction cell bodies by the division plate that insulate, and between adjacent two reaction cell bodies, be provided with closed tube, water enters another adjacent reaction cell body by described closed tube from one of them reaction cell body.
5. electrocatalysis Waste Water Treatment according to claim 4, is characterized in that: the volume of described multiple reaction cell bodies is identical.
6. electrocatalysis Waste Water Treatment according to claim 4, is characterized in that: described closed tube is Y-tube.
7. electrocatalysis Waste Water Treatment according to claim 1, is characterized in that: described water inlet is provided with center water inlet pipe and valve.
8. electrocatalysis Waste Water Treatment according to claim 1, is characterized in that: described reaction cell body is processed to form by PP plate or PVC plate.
9. electrocatalysis Waste Water Treatment according to claim 1, is characterized in that: the 30%-60% that fills in catalytic material in described reaction cell body and account for each reactive tank body bulk.
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| CN201320639721.8U CN203625090U (en) | 2013-10-16 | 2013-10-16 | Electrocatalytic wastewater treatment system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482730A (en) * | 2013-10-16 | 2014-01-01 | 苏州大学 | Electrocatalytic wastewater treatment system |
| CN108782412A (en) * | 2018-05-24 | 2018-11-13 | 华南农业大学 | A kind of automatic electrolytic automatic aerator and oxygenation method |
| CN116081778A (en) * | 2023-03-09 | 2023-05-09 | 石河子大学 | Method for recovering fluorine element in perfluoro or polyfluoroalkyl compound from aqueous solution |
-
2013
- 2013-10-16 CN CN201320639721.8U patent/CN203625090U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103482730A (en) * | 2013-10-16 | 2014-01-01 | 苏州大学 | Electrocatalytic wastewater treatment system |
| CN108782412A (en) * | 2018-05-24 | 2018-11-13 | 华南农业大学 | A kind of automatic electrolytic automatic aerator and oxygenation method |
| CN108782412B (en) * | 2018-05-24 | 2021-01-22 | 华南农业大学 | Automatic electrolytic aerator and oxygenation method |
| CN116081778A (en) * | 2023-03-09 | 2023-05-09 | 石河子大学 | Method for recovering fluorine element in perfluoro or polyfluoroalkyl compound from aqueous solution |
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