CN207998523U - A kind of water treatment system of three-dimensional-class electricity Fenton degradation naproxen - Google Patents

A kind of water treatment system of three-dimensional-class electricity Fenton degradation naproxen Download PDF

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Publication number
CN207998523U
CN207998523U CN201721317713.6U CN201721317713U CN207998523U CN 207998523 U CN207998523 U CN 207998523U CN 201721317713 U CN201721317713 U CN 201721317713U CN 207998523 U CN207998523 U CN 207998523U
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China
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dimensional
class
water
main electrode
fenton
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CN201721317713.6U
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于衍真
李雪
索宁
李靓
李和平
韩雯雯
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Qilu Institute of Technology
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Qilu Institute of Technology
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Abstract

The utility model provides a kind of water treatment system of three-dimensional-class electricity Fenton degradation naproxen, including reactor, water supply installation, aerator, chemicals dosing plant and power supply, reactor includes three-dimensional-class electro-Fenton reaction area and biofilter material reaction zone, three-dimensional-class electro-Fenton reaction area filling fly ash base Co/Fe0Granule electrode, biofilter material reaction zone is interior to fill biofilter material, and sewage first passes through the common process of microorganism on biofilter material, and COD, ammonia nitrogen etc. reduce to a certain extent, and the substance of advanced treating difficult for biological degradation is carried out using three-dimensional-class electro-Fenton reaction area.Persulfate is added into reactor for chemicals dosing plant, and sewage enters after reactor and persulfate mixing, the Fe that granule electrode loads in three-dimensional-class electro-Fenton reaction area0Under effect, persulfate is activated generation potentiometric titrations, and the transition metal electro-catalysis in flyash generates hydroxyl radical free radical, passes through the pollutant in potentiometric titrations and the effective degradation water of hydroxyl radical free radical.

Description

A kind of water treatment system of three-dimensional-class electricity Fenton degradation naproxen
Technical field
The utility model is related to water-treatment technology field more particularly to a kind of water of three-dimensional-class electricity Fenton degradation naproxen Processing system.
Background technology
PPCP (pharmaceuticals and personal care products) i.e. drug and personal-care supplies, It is a kind of dirt including the chemical articles such as prescription class and over the counter class pharmaceuticals, sun-screening agent, detergent, fungicide and fragrance The general name of object is contaminated, naproxen is class I non-steroid anti-inflammatory and antalgic class drug in PPCPs pollutants, can inhibit the conjunction of prostaglandin At and play anti-inflammatory and analgesic effect, it is clinically a large amount of to use, be widely present with trace concentration, in surface water, underground water, soil It can detect, with high water soluble, persistence, bioaccumulation (some is with fat-soluble), the characteristic of long-distance migration, Energy polluted drinking water, has bio-toxicity to organism.Currently, the method for the naproxen in treated sewage has bioanalysis, film process Technology and coagulation technology etc., but these methods are all undesirable to the removal effect of naproxen.
The Strong oxdiative active material that advanced oxidation processes generate has strong oxidation to larger molecular organics, is conducive to handle Naproxen in sewage, and three-diemsnional electrode is a kind of novel advanced oxidization method, conversion zone is no longer limited to electrode It on simple geometry surface, but is carried out on the three dimensions surface of entire bed, there is more research in recent years.Patent CN 102070230 A disclose a kind of method and device of three-diemsnional electrode electricity Fenton removal Organic substance in water, and the device includes Reative cell and gas chamber, setting carbon material cathode, iron plate anode and fixed bed three dimensional particles electrode in reative cell, carbon material cathode and Iron plate anode is separately connected the two poles of the earth of power supply, and after energization, anodic oxidation generates iron ion, and cathode surface generates hydrogen peroxide, iron Ion and hydrogen peroxide constitute the organic matter in electric Fenton reagent oxidation removal waste water.After anodic oxidation generates iron ion, anode It is consumed, on the one hand, make to need to constantly change anode plate in processing procedure, cost is higher, and when replacement needs to stop work, and influences upstream Process operation cannot form continuous processing;On the other hand, the iron ion generated after anode consumption can together be flowed out with sewage, It can not be continuing with, need continuous consumable anode to generate iron ion, be unfavorable for recycling, increase cost, and iron cement is with sewage It is deposited in be formed in sewage after outflow and can form secondary pollution, increase processing cost.
Utility model content
The utility model in view of the deficiencies of the prior art, provides a kind of water process of three-dimensional-class electricity Fenton degradation naproxen System, the naproxen pollutant in better Treating Municipal Sewage.
The utility model is achieved by the following technical solution, and provides a kind of three-dimensional-class electricity Fenton degradation naproxen Water treatment system, including reactor, water supply installation, aerator, chemicals dosing plant and power supply, the water supply installation, the aeration Device and the power supply are separately connected the reactor.
The reactor includes three-dimensional-class electro-Fenton reaction area and biofilter material reaction zone, and the three-dimensional-class electricity Fenton is anti- It is main electrode anode to answer the bottom in area, and top is main electrode cathode, and the positive and negative anodes of the power supply are electrically connected the main electrode Anode and the main electrode cathode fill fly ash base Co/Fe between the main electrode anode and the main electrode cathode0Particle Electrode, the main electrode anode, the fly ash base Co/Fe0Three-dimensional-is constituted between granule electrode and the main electrode cathode Class electro-Fenton reaction area.
The biofilter material reaction zone is located at the top in the three-dimensional-class electro-Fenton reaction area, the biofilter material reaction Biofilter material is filled in area, and it is more to be fixed with bilayer between the biofilter material reaction zone and the three-dimensional-class electro-Fenton reaction area Hole supporting plate, the double-layer porous supporting plate are located at the top of the main electrode cathode, and the chemicals dosing plant is connected to the bilayer Water inlet, the water supply installation is arranged in the top in the gap between the two-ply of porous supporting plate, the biofilter material reaction zone It is connected to the reactor by the water inlet, water outlet is arranged in the lower section in the three-dimensional-class electro-Fenton reaction area.
Backwash water inlet is also set up below the three-dimensional-class electro-Fenton reaction area, the biofilter material reaction zone Top setting backwash water outlet.
Certain density mistake can be added in water treatment system provided by the utility model by chemicals dosing plant into reactor Sulfate after the sewage in water supply installation enters reactor, first passes around biofilter material reaction zone, degrades under microbial action dirty Then small organic molecule in water passes through double-layer porous supporting plate, carry persulfate and reach three-dimensional-class electro-Fenton reaction Area, fly ash base/Fe in three-dimensional-class electro-Fenton reaction area0Granule electrode both ends point by repolarization under the action of electric field Not band positive and negative charge, forms electric field small one by one, increases the effective affecting acreage in reactor, fly ash base/Fe0Grain The Fe that sub-electrode is loaded0Energy effective activation persulfate, generates potentiometric titrations, i.e.,:
Fe0+2Fe3+→3Fe2+;
With Fe0When as activator, the Fe of activation persulfate generation2+Persulfate can be activated again, make activation efficiency The Fe for greatly improving, and being generated3+It is reduced into Fe in cathode2+, continue to activate persulfate, ensure fly ash base/Fe0Particle Electrode persistent high efficiency is catalyzed pollutant.In addition, under electric field action, Fe3+Fe must be electronically generated2+Continue to activate persulfate, I.e.:
Fe3++e-→Fe2+;
Wherein, the Fe of generation is reacted3+It can also be in cathodic reduction at Fe2+, realize Fe2+Recycling.In addition, electric field Strengthen activation persulfate:Transition metal electro-catalysis in granule electrode matrix generates hydroxyl certainly By base, hydroxyl radical free radical and potentiometric titrations are existed simultaneously in reaction zone, pollutant is under the collective effect of two kinds of free radicals Efficient degradation.
The utility model is by Fe0It is carried on granule electrode, does not need consumable anode and generate Fe2+, reduce anode consumption Cost, and need not stop work replace anode, do not influence process upstream operation, reduce stop work replace anode generate at This, the Fe being carried on granule electrode0A unified entirety is formed with granule electrode, will not be flowed out with sewage, it is lasting to play Sewage will not be caused while effect further to pollute.And biofilter material reaction zone and three-dimensional-class is arranged in the utility model Electro-Fenton reaction area, sewage first passes around biofilter material reaction zone after entering from the water inlet of top, with biofilter material reaction zone The biofilter material of interior filling contacts, and under the action of microorganism on biofilter material, sewage small molecular organic matter is degraded, and increases Strong wastewater treatment efficiency.In addition, the utility model be arranged backwashing system, after sewage disposal for a period of time can to biofilter material into Row rinses, and extends its service life.
Preferably, the main electrode anode is PANI/Ti main electrode anodes, the PANI/Ti main electrodes anode is negative Carry the porous titanium net of polyaniline;The main electrode cathode is carbon fiber.Polyaniline is carried on porous as a kind of conducting polymer Titanium net surface can effectively improve the corrosion resistance of main electrode anode, reduce the cost of anode consumption.
Preferably, the reactor further includes aeration zone, the aeration zone is located at the three-dimensional-class electro-Fenton reaction area Lower section, be fixed with single layered porous supporting plate between the aeration zone and the three-dimensional-class electro-Fenton reaction area, the single layer is more Hole supporting plate is located at below the main electrode anode, and the aerator is connected to the aeration zone, and the bottom of the aeration zone is opened Equipped with water outlet.
Preferably, the water supply installation includes the water tank, metering pump and water inlet pipe being sequentially communicated, the water inlet pipe connection The water inlet.
The water tank is connected to reactor after measuring pump-metered by water inlet pipe, the sewage in water tank can continuously into Enter reactor to be handled, the sewage in water tank can also be supplemented, and realize the continuous processing of sewage, easy to use.
Preferably, the aerator includes the air compressor machine being sequentially communicated, air inlet pipe and molten gas plate, the molten gas plate position It is uniform in being aerated, entire reactor in the aeration zone.
Preferably, the chemicals dosing plant includes the dosing tank and chemical feed pipe being sequentially communicated, described in the chemical feed pipe connection Gap between double-layer porous supporting plate.
Persulfate is added to the gap between the two-ply of double-layer porous supporting plate chemicals dosing plant, and sewage is by life Three-dimensional-class electro-Fenton reaction area is reached down to after object filtrate reaction zone, is carried persulfate and is passed through under double-layer porous supporting plate The through-hole of laminate enters three-dimensional-class electro-Fenton reaction area and is reacted, and persulfate can be to avoid mistake by chemicals dosing plant addition The loss of sulfate ensures the initial concentration of persulfate.
The technical solution that the utility model embodiment provides can include following advantageous effect:
Certain density over cure can be added in water treatment system provided by the utility model by chemicals dosing plant into reactor Hydrochlorate, after the sewage in water supply installation enters reactor, persulfate and sewage mixing, sewage and persulfate reach jointly Behind three-dimensional-class electro-Fenton reaction area, the Fe of granule electrode load in three-dimensional-class electro-Fenton reaction area0Under effect, persulfate Generation potentiometric titrations are activated, the transition metal electro-catalysis in flyash generates hydroxyl radical free radical, passes through sulfate radical freedom Pollutant in base and the effective degradation water of hydroxyl radical free radical.Load has Fe on granule electrode0, do not need consumable anode and generate Fe2+, Reduce the cost of anode consumption, and need not stop work and replace anode, do not influence process upstream operation, reduces shut-down and replace The cost that anode generates, the Fe being carried on granule electrode0A unified entirety is formed with granule electrode, it will not be with sewage stream Go out, sewage will not be caused while persistently playing a role further to pollute.
Biofilter material reaction zone, the water inlet position of sewage is arranged in the utility model above three-dimensional-class electro-Fenton reaction area Above biofilter material reaction zone, sewage first passes around biofilter material reaction zone after entering from the water inlet of top and is located in advance Reason, contacts with the biofilter material filled in biofilter material reaction zone, under the action of biofilter material, sewage small molecular organic matter It is degraded, makes it in the better processing effect in three-dimensional-class electro-Fenton reaction area.And backwash water inlet is arranged in the utility model With backwash water outlet, it can be timed cleaning to biofilter material, extend the service life of reactor.
Description of the drawings
Illustrate the utility model embodiment or technical solution in the prior art in order to clearer, it below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it is clear that, to those skilled in the art, Without creative efforts, other drawings may also be obtained based on these drawings.
Fig. 1 is a kind of water treatment system for three-dimensional-class electricity Fenton degradation naproxen that the utility model embodiment provides Structural schematic diagram.
As shown in the figure:Water tank 1, metering pump 2, water inlet pipe 3, reactor 4, power supply 5, conducting wire 6, main electrode anode 7, main electrode Cathode 8, air compressor machine 9, air inlet pipe 10, molten gas plate 11, fly ash base Co/Fe0It is granule electrode 12, dosing tank 13, chemical feed pipe 14, double The porous supporting plate 15 of layer, water outlet 16, outlet water control valve 17, biofilter material reaction zone 18, single layered porous supporting plate 19, backwash Water inlet 20, backwash control valve 21, backwash water outlet 22.
Specific implementation mode
In order to make those skilled in the art more fully understand the technical solution in the utility model, below in conjunction with this reality With the attached drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that The described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on the utility model In embodiment, the every other embodiment that those skilled in the art are obtained without making creative work, all The scope of protection of the utility model should be belonged to.
Referring to Fig. 1, it show at a kind of water of three-dimensional-class electricity Fenton degradation naproxen of the utility model embodiment offer The structural schematic diagram of reason system.
As shown in Figure 1, the water treatment system of the three-dimensional-class electricity Fenton degradation naproxen includes reactor 4, supply water dress It sets, aerator, chemicals dosing plant and power supply 5, the water supply installation, the aerator and the chemicals dosing plant are respectively communicated with institute State reactor 4.
The reactor 4 from top to bottom include biofilter material reaction zone 18, three-dimensional-class electro-Fenton reaction area and aeration zone, The top setting water inlet and backwash water outlet 22 of the biofilter material reaction zone 18, the bottom setting water outlet of the aeration zone Mouthfuls 16 and backwash water inlet 20, outlet water control valve 17 is set on water outlet 16, setting backwash control in backwash water inlet 20 Valve can also be arranged on the water inlet in valve 21 processed.The biofilter material reaction zone 18 fills biofilter material, the biological filter Expect that a double-layer porous supporting plate 15, the biofilter material are arranged between reaction zone 18 and the three-dimensional-class electro-Fenton reaction area Single layered porous supporting plate 19 is fixed between reaction zone 18 and the aeration zone, the chemicals dosing plant is connected to this double-layer porous supporting plate Gap between 15 two plates;Main electrode cathode 8, bottom setting master are fixed in the top in the three-dimensional-class electro-Fenton reaction area Electrode anode 7, the main electrode anode 7 are located at the top of single layered porous supporting plate 19, and the positive and negative anodes of the power supply 5 pass through respectively Conducting wire 6 is electrically connected the main electrode anode 7 and the main electrode cathode 8;Between the main electrode anode 7 and main electrode cathode 8 Three-dimensional-class electro-Fenton reaction area in filling fly ash base Co/Fe0Granule electrode, the aerator are connected to the aeration Area.
In the present embodiment, the main electrode anode 7 is PANI/Ti main electrode anodes, the PANI/Ti main electrodes anode To load the porous titanium net of polyaniline;The main electrode cathode 8 is carbon fiber.
The water supply installation includes the water tank 1, metering pump 2 and water inlet pipe 3 being sequentially communicated, and the metering pump 2 passes through described Water inlet pipe 3 is connected to the water inlet.The aerator includes the air compressor machine 9 being sequentially communicated, air inlet pipe 10 and molten gas plate 11, institute Molten gas plate 11 is stated to be located in the aeration zone.The chemicals dosing plant includes the dosing tank 13 being sequentially communicated and chemical feed pipe 14, described Chemical feed pipe 14 is connected to the gap between the two-ply of the double-layer porous supporting plate 15.
The reactor 4 of the present embodiment is cylinder, diameter 15cm, high 110cm, is followed successively by water outlet 16, anti-from top to bottom Rinse water inlet 20, molten gas plate 11, single layered porous supporting plate 19, PANI/Ti anodes 7, fly ash base Co/Fe0Granule electrode 12, Carbon-fiber cathode 8, double-layer porous supporting plate 15, biofilter material, water inlet, backwash water outlet 22.Power supply 5 uses DC power supply To adjust tank voltage, DC power supply positive and negative anodes are connected with PANI/Ti anodes 7 and carbon-fiber cathode 8 respectively.Water supply installation is by height Position water tank 1, metering pump 2 and water inlet pipe 3 form, and the municipal sewage in water tank 1 is laggard through the adjusting flow of metering pump 2 by water inlet pipe 3 Enter reactor 4, be discharged after processing by water outlet 16, outlet water control valve 17 is set on the water outlet 16.Aerator is by sky Press 9, aeration tube 10 and molten gas plate 11 composition, molten gas plate 11 can make reactor aeration uniform.Chemicals dosing plant is by 13 He of dosing tank Chemical feed pipe 14 forms, and chemical feed pipe 14 is connected to the gap between 15 two-ply of double-layer porous supporting plate, double-layer porous supporting plate 15 by Upper and lower two porous supporting plates are constituted and spacing is 2cm, and dosing pipe outside diameter is 2cm, is connected in double-layer porous supporting plate 15 Between, when system operation, persulfate is added among double-layer porous supporting plate 15 by chemicals dosing plant by chemical feed pipe 14, with water inlet Uniformly mixing.Valve can be set on chemical feed pipe 14, valve can be closed when need not add persulfate.
The water treatment system operational process of three-dimensional provided in this embodiment-class electricity Fenton degradation naproxen is:
Fly ash base Co/Fe is prepared first0Then granule electrode 12 and PANI/Ti anodes 7 fill reactor 4, water supply It sets, aerator, chemicals dosing plant and power supply 5 are finished according to above-mentioned structure assembling;Municipal sewage in water tank 1 is through metering pump 2 Entered in reactor 4 by water inlet pipe 3 afterwards, is in contact with the biofilter material in biofilter material reaction zone 18, in the effect of microorganism Under, municipal sewage small molecular organic matter is degraded, and municipal sewage COD removal rates are 60% or so, after microbial degradation Sewage through double-layer porous supporting plate 15 enter three-dimensional-class electro-Fenton reaction area, at the same time, persulfate is filled by dosing It sets and enters three-dimensional-class electro-Fenton reaction area and and fly ash base in being uniformly blended into water in double-layer porous supporting plate 15 Co/Fe0Granule electrode is in contact, and under the action of Fe, Co and electric field, persulfate is activated generation potentiometric titrations, powder Transition metal electro-catalysis in coal ash generates hydroxyl radical free radical, and contaminant remaining is through potentiometric titrations and hydroxyl in municipal sewage After free radical effectively degradation, the water outlet 16 of reacted device 4 is discharged, and completes processing procedure.Use the reactor of the utility model After handling a period of time sewage, the outlet water control valve 17 on water supply installation and water outlet 16 can be closed, by backwash water inlet Backwash control valve 21 on 20 is opened, and is passed through pure water into reactor by backwash water inlet 20, is made pure water to anti- It answers device to be rinsed, is then flowed out through backwashing water outlet 22, extend the service life of reactor, recoil is closed after the completion of rinsing The backwash control valve 21 in the mouth of a river 22 and backwash water inlet 20 is washed out, opens and goes out water control on water supply installation and water outlet 16 Valve 17 processed, continues sewage disposal.
In the present embodiment, the fly ash base Co/Fe0The preparation method of granule electrode 12 is:
Flyash is subjected to fully immersion, ultrasound 2h cleanings, and 4h is dried under the conditions of 120 DEG C, is cooled to room temperature, is placed in It pulverizes in ball crusher, fine coal ashes is sieved using the sieve of 80 mesh;Then parts by weight are accurately weighed:Fine coal ashes aggregate 60 parts, 10 parts of sodium chloride pore former, 20 parts of cement, Co, Fe010 parts of active component, is sufficiently mixed rear rolling balling (diameter is between 3~5mm) is placed in 25 DEG C of constant incubators and cultivates 12, obtain stable fly ash base Co/Fe0Grain Sub-electrode 12.
In the present embodiment, the preparation method of the PANI/Ti anodes is:
S01:Porous titanium net after being polished with the sand paper of different thicknesses degree is used into NaOH solution alkali cleaning at 95 DEG C respectively 1h, rinsed in 90 DEG C of pickling 1h, with deionized water with HCl solution, then in air dry oven 105 DEG C be dried for standby.
S02:By 0.06 part of dodecyl sodium sulfate, the mixed liquor 10 of 0.12 part of n-butanol and butyl acrylate and ethyl alcohol Part, it is added in 30 parts of deionized waters and magnetic agitation is to clear microemulsion liquid, pH value is adjusted to 1 with hydrochloric acid, 3 parts of benzene are added dropwise Amine monomers obtain uniform solution.
S03:Under the conditions of nitrogen, ice-water bath, 10 parts of over cures are slowly added dropwise in the uniform solution obtained to above-mentioned steps S02 Acid ammonium solution, the process of dropwise addition continues 40min, with slow initiated polymerization, holding ice-water bath, stirring, nitrogen protection condition Under, sustained response obtains Polyaniline Suspensions for 24 hours.
S04:The Polyaniline Suspensions are coated uniformly on to the POROUS TITANIUM net surface obtained in the step S01,105 DEG C Dry 2h, 8 times repeatedly;Last time is placed in 300 DEG C of roastings in Muffle furnace, obtains PANI/Ti anodes.
Certainly, above description is also not limited to the example above, and technical characteristic of the utility model without description can lead to It crosses or realizes that details are not described herein using the prior art;Above example and attached drawing are merely to illustrate the technology of the utility model Scheme is not limitations of the present invention, and the utility model is described in detail with reference to preferred embodiment, this Field it is to be appreciated by one skilled in the art that those skilled in the art institute in the essential scope of the utility model The variations, modifications, additions or substitutions made without departure from the objective of the utility model, want by the right that should also belong to the utility model Seek protection domain.

Claims (5)

1. a kind of water treatment system of three-dimensional-class electricity Fenton degradation naproxen, which is characterized in that including reactor(4), supply water dress It sets, aerator, chemicals dosing plant and power supply(5), the water supply installation, the aerator and the power supply(5)It is separately connected The reactor(4);
The reactor(4)Including three-dimensional-class electro-Fenton reaction area and biofilter material reaction zone(18), the three-dimensional-class electricity sweet smell The bottom of reaction zone is main electrode anode(7), top is main electrode cathode(8), the power supply(5)Positive and negative anodes be electrically connected respectively Connect the main electrode anode(7)With the main electrode cathode(8), the main electrode anode(7)With the main electrode cathode(8)It Between filling fly ash base Co/Fe0Granule electrode(12), the main electrode anode(7), the fly ash base Co/Fe0Granule electrode (12)With the main electrode cathode(8)Between constitute three-dimensional-class electro-Fenton reaction area;
The biofilter material reaction zone(18)Top positioned at the three-dimensional-class electro-Fenton reaction area, the biofilter material reaction Area(18)Interior filling biofilter material, the biofilter material reaction zone(18)It is fixed between the three-dimensional-class electro-Fenton reaction area There is double-layer porous supporting plate(15), the double-layer porous supporting plate(15)Positioned at the main electrode cathode(8)Top, it is described plus Medicine device is connected to the double-layer porous supporting plate(15)Two-ply between gap, the biofilter material reaction zone(18)It is upper Side's setting water inlet, the water supply installation are connected to the reactor by the water inlet(4), the three-dimensional-class electricity Fenton is anti- Answer the lower section in area that water outlet is set(16);
The three-dimensional-class electro-Fenton reaction also sets up backwash water inlet below area(20), the biofilter material reaction zone (18)Top setting backwash water outlet(22);
The reactor further includes aeration zone, and the aeration zone is located at the lower section in the three-dimensional-class electro-Fenton reaction area, the exposure Gas area and the three-dimensional-class electro-Fenton reaction are fixed with single layered porous supporting plate between area(19), the single layered porous supporting plate (19)Positioned at the main electrode anode(7)Lower section, the aerator are connected to the aeration zone, and the bottom of the aeration zone opens up There is water outlet(16)And backwash water inlet(20).
2. a kind of water treatment system of three-dimensional according to claim 1-class electricity Fenton degradation naproxen, which is characterized in that The main electrode anode(7)For PANI/Ti main electrode anodes, the PANI/Ti main electrodes anode is the porous of load polyaniline Titanium net;The main electrode cathode(8)For carbon fiber.
3. the water treatment system for naproxen of being degraded according to a kind of three-dimensional of claim 1-2 any one of them-class electricity Fenton, special Sign is that the water supply installation includes the water tank being sequentially communicated(1), metering pump(2)And water inlet pipe(3), the water inlet pipe(3)Even Lead to the water inlet.
4. a kind of water treatment system of three-dimensional according to claim 3-class electricity Fenton degradation naproxen, which is characterized in that The aerator includes the air compressor machine being sequentially communicated(9), air inlet pipe(10)With molten gas plate(11), the molten gas plate(11)It is located at In the aeration zone.
5. a kind of water treatment system of three-dimensional according to claim 4-class electricity Fenton degradation naproxen, which is characterized in that The chemicals dosing plant includes the dosing tank being sequentially communicated(13)And chemical feed pipe(14), the chemical feed pipe(14)It is more to be connected to the bilayer Hole supporting plate(15)Between gap.
CN201721317713.6U 2017-10-12 2017-10-12 A kind of water treatment system of three-dimensional-class electricity Fenton degradation naproxen Expired - Fee Related CN207998523U (en)

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