CN106927561A - A kind of method and apparatus of use inoranic membrane, filler and liquid integrated treatment sewage - Google Patents
A kind of method and apparatus of use inoranic membrane, filler and liquid integrated treatment sewage Download PDFInfo
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- CN106927561A CN106927561A CN201710259337.8A CN201710259337A CN106927561A CN 106927561 A CN106927561 A CN 106927561A CN 201710259337 A CN201710259337 A CN 201710259337A CN 106927561 A CN106927561 A CN 106927561A
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
- C02F3/109—Characterized by the shape
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
- C02F3/103—Textile-type packing
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/10—Packings; Fillings; Grids
- C02F3/105—Characterized by the chemical composition
- C02F3/107—Inorganic materials, e.g. sand, silicates
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The invention discloses with inoranic membrane, the method that filler and liquid carry out integrated treatment sewage, filter tank will be processed with the dividing plate for being provided with pod apertures be divided into the anaerobic zone that communicates with each other, aerobic area, aerobic zone and auxiliary region, automatic control system is provided with the auxiliary region, water production system, aerating system and chemicals dosing plant, porous honeycomb filler is placed in anaerobic zone and aerobic area the carrier as biological bacterium colony, nanometer flat ceramic membrane module is placed in aerobic zone, adjustment and control anaerobic zone are coordinated by automatic control system and water production system, aerobic area, the dissolved oxygen concentration of aerobic zone, foam sponge or foamed ceramic body are put into aerobic zone, the biological flora being suspended in water body is set to have carrier implantation to breed, it is more beneficial for the degraded of organic substance in sewage；And organic foam sponge physical efficiency does dirt on random motion friction cleaning ceramic membrane with bubble and current, speed, extension backwash and the medicine for reducing fouling membrane wash the time, ensure the flux of ceramic membrane.
Description
Technical field
The present invention relates to municipal wastewater and industrial comprehensive wastewater process field, and in particular to use nanometer ceramic membrane,
The method and apparatus that porous honeycomb ceramic filler and liquid carry out integrated treatment sewage.
Background technology
China's water pollution is increasingly severe now, and municipal wastewater is maximum one of waste water water, industrial comprehensive wastewater
Then water quality is more complicated, the characteristics of pollutant concentration is high.At present, the membrane technology that use is processed in waste water is all using organic
The film and filler of material, and the use membrane flux of organic material film is smaller, the life-span is shorter and also easily block, backwash effect
Difference, poor high voltage performance, corrosion-resistant, organic solvent are poor, higher to water inlet petroleum-type index request by patience, due to having
Machine film causes that the cost of sewage disposal device is high, service efficiency is low, service life is short in the presence of these shortcomings in itself；In addition, at present
Such sewage disposal device is that the carrier of biological bacterium colony has very important effect, the biological implantation of its filler in sewage disposal
Effective area is topmost technical indicator, and the biological implantation limited area of traditional organic filler, reduce whole sewage
The treatment effeciency of processing equipment；Finally, common bioreactor is only easy on face in aerobic region placement filtration membrane elements
Form sludge blanket and block membrane component reduction filter effect.
The content of the invention
For above-mentioned the problems of sewage water treatment method in the prior art, put down using nanometer the invention provides one kind
Plate ceramic membrane, porous honeycomb ceramic filler and liquid carry out the process of integrated treatment sewage.
It is of the present invention to be come the method for integrated treatment sewage with inoranic membrane, filler and liquid：With being provided with pod apertures
Dividing plate will process filter tank and be divided into anaerobic zone, aerobic area, aerobic zone and the auxiliary region for communicating with each other, and be provided with automatic in the auxiliary region
Control system, water production system, aerating system and chemicals dosing plant, porous honeycomb filler are placed in anaerobic zone and aerobic area as life
The carrier of thing bacterium colony, nanometer flat ceramic membrane module is placed in aerobic zone, is coordinated by automatic control system and water production system
Adjustment and control anaerobic zone, aerobic area, the dissolved oxygen concentration of aerobic zone are respectively：Anaerobic zone dissolved oxygen concentration is less than 0.2mg/l,
Aerobic area dissolved oxygen concentration is less than 0.5mg/l, and aerobic zone dissolved oxygen concentration is 0.5~2mg/l, and aerobic zone is put into aerobic zone
The proportion of the foam sponge or foamed ceramic body of dischargeable capacity 1-30%, the foam sponge or foamed ceramic body is 0.95-
1.3mg/mm3, the foam sponge or foamed ceramic body are that surname hardness is not the polyhedron of 0.1-7, the foam sponge
Under the flow action of body or foamed ceramic body in the bubble that aerating system is produced and by bubble agitation, make in aerobic zone with current
Random motion, so as to touch dirt on brush and cleaning ceramic membrane.
The method of the invention is carried out using a set of sewage disposal system, and the sewage disposal system includes biological respinse
Device, water feed apparatus, product water installations, medicament cleaning device, aerator, back purge system and automaton, the biology
Reactor includes forming anaerobic zone, aerobic area domain and aerobic region with the dividing plate for being provided with pod apertures, on the aerator
Aeration tube extend into aerobic zone, aerobic area domain and anaerobic zone internal area successively, the anaerobic zone and aerobic area domain are provided with many
Hole ceramic packing, the aerobic region is provided with flat ceramic membrane module and organic foam cavernous body, the porous ceramic filler
It is honeycomb ceramic packing,
The present invention puts into organic foam cavernous body in the aerobic zone of bioreactor, and the organic foam cavernous body has area
Greatly；Hardness is moderate；Characteristic of the density close to 1.0.In having turned into sanitary sewage, industrial wastewater or even extreme environment wastewater treatment
Indispensable treatment technology.
Ceramic membrane of the present invention has following feature：Membrane flux is big, corrosion resistance is strong, long service life, it is hydrophilic dredge
The characteristics of oily feature, compressive resistance are big, backwash effect is good；Second uses honeycomb ceramic packing as the carrier of biological bacterium colony, its
The characteristics of honeycomb ceramic packing has big biological implantation area, excellent adsorption, long service life；3rd is in the good of bioreactor
The 1-70% organic foam cavernous bodies of aerobic region dischargeable capacity are put into oxygen region so that be suspended in the biological flora in water body
There is carrier implantation to breed, be more beneficial for the degraded of organic substance in sewage；And organic foam sponge physical efficiency is with bubble and current
Dirt on random motion friction cleaning ceramic membrane is done, speed, extension backwash and the medicine for reducing fouling membrane are washed the time, ensured
The flux of ceramic membrane.
Brief description of the drawings
Fig. 1 is the cross section structure diagram of invention processing system used.
In figure, 1, intake pump 2, water inlet pipe 3, honeycomb ceramic packing 4, dividing plate 5, pod apertures 6, liquid level
7th, organic foam cavernous body 8, flat ceramic membrane module 9, outlet pipe 10, medicament cleaning device 11, product water installations
12nd, back purge system 13, aerator 14, automaton 15, solarization air cap 16, aeration tube 17, anaerobic zone
Domain 18, aerobic area domain 19, aerobic region.
Specific embodiment
It is described sewage is processed with inoranic membrane, filler and liquid process be：
In Fig. 1, the sewage disposal system includes bioreactor, water feed apparatus, produces water installations 11, medicament cleaning device
10th, aerator 13, back purge system 12 and automaton 14, the water feed apparatus include intake pump 1 and one end and life
The water inlet pipe 2 on thing reactor phase side, producing water installations includes that suction pump and one end are connected with suction pump, the other end and flat board are made pottery
The connected outlet pipe 9 of porcelain membrane module, medicament cleaning device includes medicament cleaning pump, aerator include extending into anaerobic zone, and
Aeration tube 16 and the solarization air cap 15 for being disposed on aeration tube in oxygen area and aerobic zone, back purge system include backwashing pump,
The automaton is connected with product water installations, medicament cleaning device, aerator, back purge system respectively, the biology
Reactor includes forming anaerobic zone 17, aerobic area domain 18 and aerobic region 19 with the dividing plate 4 for being provided with pod apertures 5, described to detest
Oxygen region and aerobic area domain are provided with honeycomb ceramic packing 3（May also be cell foams ceramics or other porous ceramic fillers）, institute
State aerobic region and be provided with flat ceramic membrane module 8 and organic foam cavernous body 7, the organic foam cavernous body input amount is preferably
The 1-30% of oxygen region liquid volume, organic foam cavernous body is water insoluble foam polyhedron, and its Mohs' hardness is
0.1~2.5.
Above-mentioned honeycomb ceramic packing is placed in the anaerobism of bioreactor and aerobic area domain, as the carrier of biological bacterium colony, with exposure
Device of air collective effect enables that sewage preferably digests and assimilates conversion by biological flora.
Above-mentioned nanometer flat ceramic membranous system is placed in bioreactor aerobic region, by automatic control system and product water system
Conjunction guarantee of work biochemical sludge under unified central planning is separated and aquifer yield, with automatic control system and backwashing system and ball dataller's skill
Guarantee of work nanometer ceramic membrane can recover its membrane flux and ensure with medicament purging system cooperating periodic cleaning diaphragm
Membrane flux recovers.
Above-mentioned porous honeycomb ceramic filler is placed in the anaerobism of bioreactor and aerobic area domain, used as the load of biological bacterium colony
Body, enables that sewage preferably digests and assimilates conversion by biological flora with aerating system collective effect.
Above-mentioned foam sponge or foamed ceramics polyhedron are positioned in aerobic region, and it is effective that input cumulative volume accounts for aerobic region
1-the 30% of volume；Its external form is square, polyhedron or spherical, and wherein each cavernous body size is nanometer flat ceramic
The 50%-110% of film distance between commutator segments in membrane module；Its material can be the materials such as organic material or inorganic ceramic composition, can be suspended from
In water, operation principle is to do random fortune with current under the bubble of aerating system generation and the flow action by bubble agitation
It is dynamic, it is therefore an objective to touch dirt, significantly decelerating membrane pollution on brush and cleaning nanometer ceramic membrane, extend the time that backwash and medicine are washed,
Reduce the number of times that backwash and medicine are washed, it is ensured that the flux of nanometer ceramic membrane, improve nanometer flat ceramic membrane module producing water ratio.
Above-mentioned foam sponge or foamed ceramics polyhedron can be inorganic chemistry material composition, its main raw material(s)：SiO2:
50%-85%,AL2O3:10%-30%,Fe2O3:0%-3%,TiO2:0%-3%,CaO:0%-10%,MgO:0%-10%,K2O:0%-5%,
Na2O:0%-5%,SiC:0%-3%,NaOH:2%-35%,Li2O:0%-1%. is reasonably arranged in pairs or groups according to different water quality situations,
To reach best effect.Before the forming, the granularity of material will control to be sieved less than 2% more than square hole inorganic foamed ceramic polyhedron
Below.
Above-mentioned inorganic foamed ceramic multiaspect preparation process：1. dispensing → batch mixing → prepare polyhedron（Compacting/plastic compression/pour
Note/slip casting）→ dry → burn till.2. dispensing → batch mixing → spray drying → old homocline → compressing → dry → burn till.
3. dispensing → batch mixing → compacting（Dry-pressing/half dry-pressing）→ broken granulation → classification and sorting → burn till.
Above-mentioned inorganic foamed porous small ball pore-creating uses foaming agent pore-creating, when idiosome burns till, after producing certain liquid phase
So as to form hole, foaming agent is CaCO for escaping gas expansion when foaming agent is produced3、CaSO4、MgCO3、MgsSO4, it is SiC, white
The remaining sieve of marble, lime stone, polishing sand waste residue, foaming agent fineness square hole is less than 0.2%.
Above-mentioned inorganic foamed ceramic polyhedron can also use pore creating material pore-creating, vapored away when burning till and leave cavity, pore-creating
Agent is starch, wood chip, carbon dust, shell powder, powdered rice hulls etc., and the Task-size Controlling of organic pore-forming agents is in 0.2-40um.
Above-mentioned polyhedral the burning till of inorganic foamed ceramics is compared with general ceramic firing, in 700-1050 degrees Celsius of intensifications
Slow, soaking time is more long during main maximum sintering temperature, between 2-12 hours, belongs to low spark insulation and burns till, so that foaming is more
Uniformly.Dress burning can enclose burning with refractory slab, it is also possible to pound alms bowl and be filled with and burn till.
Above-mentioned foam sponge or foamed ceramics polyhedron can also be organic material compositions, and primary raw material is：Lignose
The organic material systems such as fiber, foamed plastic polymer, PVC, PP, PE, PU, resin, polyester sponge, polyethers sponge or natural sponge
Into.
Above-mentioned organic foam cavernous body mainly has physical blowing to send out, chemical blowing hair and physical chemistry are combined foaming three
The method of kind.Its physics preparation technique is：Dispensing → batch mixing → compacting/plastic compression/cast/slip casting → cutting → shaping.Its chemistry system
It is with technique：Foamex, blowing promotor and adhesive resin (making finished product have cohesive) are mixed so that three kinds
Material reacts, and produces bubble formation hole, cavernous body is formed after cooling, then carry out excision forming.Its physical chemistry is mutually tied
It is that by chemically reactive between dispensing relief raw material, the physical technology making such as re-compacted/plastic compression/cast/slip casting has to close foaming
Machine cavernous body, excision forming again after shaping.
The surface apertures of above-mentioned organic foam cavernous body are controlled in 0.1-2mm, it is ensured that its rough surface out-of-flatness, can be more preferably
Grazing ceramic membrane surface.
Above-mentioned foam sponge or foamed ceramics polyhedron physics proportion are between 0.6-1.5, it is ensured that organic sponge can hang
It is non-rising also not sink in floating over sewage.
Above-mentioned foam sponge multiaspect particle diameter size is between 3-20mm, it is ensured that its can the free movement in diaphragm, no
It is stuck between diaphragm.
Above-mentioned aerating system is controlled by dynamical system and automatic control system, different zones in adjustment bioreactor
Interior dissolved oxygen so that be less than 0.2mg/l in anaerobic zone dissolved oxygen, aerobic area domain dissolved oxygen is less than between 0.5mg/l, good
Oxygen region 0.5-2.0mg/l, and be aerated in nanometer ceramic membrane bottom, nanometer ceramic membrane is entered using aeration
Row bubbling -cleaning.
Above-mentioned internal circulation system is to provide power by aerating system, the empty collective effect between internal partition, using gas
Steep rise from top to bottom and drive water body flow direction, form interior circulation effect, so that sewage is continuous in aerobic, simultaneous oxygen and anaerobism
Circulation, it is ensured that sewage repeatedly aerobic middle nitrification, in anaerobism by denitrification, so as to reduce ammonia nitrogen in sewage.
Above-mentioned water inlet system height of liquid level also by automatic control system in bioreactor and nanometer flat ceramic
The aquifer yield size of film adjusts the size of inflow.
Above-mentioned medicament purging system is mainly cleaned using liquid medicine to nanometer flat ceramic diaphragm, and elimination is attached to
The microorganism on film surface, redox is bonded in nanometer colloidal substance on ceramic membrane surface, to recover a nanometer flat ceramic
The flux of film.
The anaerobism, simultaneous oxygen, aerobic subregional nanometer ceramic membrane and porous honeycomb ceramic filler processing system, its
It is characterized mainly in that including bioreactor（Porous honeycomb ceramic filler is placed in anaerobism, aerobic area domain；Placed in aerobic region
Foam sponge or foamed ceramics polyhedron）See accompanying drawing 1, nanometer flat ceramic membranous system（It is placed in bioreactor aerobic region
It is interior）, water production system, aerating system, backwashing system, medicament purging system, water inlet system, automatic control system.
The bioreactor, is to place dividing plate between anaerobic zone and aerobic area domain, aerobic area domain and aerobic region,
And two-layer pod apertures or multilayer pod apertures are highly opened up in dividing plate liquid level position and bottom aeration tube, is aerated using aerobic region
Intensity is more than aerobic area domain, the characteristics of aerobic area domain aeration intensity is more than anaerobic zone so that solution can be with bioreactor
Interior circulation is formed, so as to carry out multiple nitrification and denitrification, the ammonia and nitrogen pollution factor in sewage of preferably degrading.
The bioreactor, it is mainly characterized by placing porous honeycomb in the anaerobism in its reactor and aerobic area domain
Ceramic packing, it is organic in sewage of being degraded for bio-carrier and the digestion of aerating system collective effect using porous honeycomb ceramic filler
Thing.
The nanometer flat ceramic membranous system is placed in bioreactor aerobic region, and it is mainly characterized by the product water system
System separates and extracts out the clear water in flat board membranous system with the nanometer ceramic membrane system docking for biochemical sludge.
The flat board membranous system is connected with the backwashing system, and it is mainly characterized by for anti-to nanometer ceramic membrane
Punching cleaning ensures that nanometer ceramic membrane is not blocked.
The medicament purging system and nanometer ceramic membrane system docking, to ensure that medicament can enter nanometer flat ceramic
In membranous system, medicament immersion is carried out to nanometer ceramic membrane, it is ensured that nanometer ceramic membrane can recover its membrane flux.While root
Medicament is configured according to Backwash pipeline system volume, it is ensured that enter destruction aerobe in aerobic region without unnecessary backwash medicament
Flora.Above-mentioned medicament purging system major pharmaceutical agent 0.5% is cleaned for liquor natrii hypochloritis, and the consumption per square meter is 2L, immersion
Time is 4-6 hours.
The aerating system is molten in different zones in energy subregion guarantee bioreactor by automatic control system control
Solution oxygen content, 0.2mg/l is less than in its anaerobic zone dissolved oxygen, and aerobic area domain dissolved oxygen is less than 0.5mg/l, in aerobic region
0.5-2.0mg/l, and be aerated in nanometer ceramic membrane bottom, it is clear to carry out bubble to nanometer ceramic membrane using aeration
Wash.
Porous honeycomb ceramic filler is mainly characterized by porous foam ceramic, porous honeycomb ceramic, its volume（Or interfacial area）It is logical
Porosity can be adjusted between 30-80%, macroscopical aperture（Kong Kuan）Adjustment, its foamed ceramics and porous honeybee between 0.1-10mm
The support muscle portion of nest ceramic body is also porous body, and the performance indications of its brace rod are：Water absorption rate 10-65%, apparent porosity is
18-70%, compression strength is more than 2MPa, and brace rod inside and surface apertures are adjustable between 0.1-30um, so as to greatly carry
Biological flora implantation area high.
The described polyhedral principal character of foam sponge or foamed ceramics can be the foam sponge multiaspect of organic material
Body, it is also possible to use inorganic material, its manufacturing process is that independent studies specialty manufacture foam sponge or foamed ceramics are polyhedral,
Its shape can be the polyhedrons such as ball-type, tetrahedron, preferably many water caltrop bodies, and it washes film power of regeneration by force, organic foam multiaspect
Body its proportion is between 0.95-1.30.
Described foam sponge or foamed ceramics is polyhedral to be mainly characterized by water insoluble foam polyhedron, its material
Can be that organic material can also be the materials such as inorganic ceramic, its Mohs' hardness is controlled between 0.1-7.0, and organic foam is more
Face body hardness is preferred between 1.0-3.5, and inorganic foamed polyhedron hardness is preferred between 3.5-6.5.Soft or hard appropriateness, can
Effectively cleaning film surface smut, and not scratch film surface.
Claims (8)
1. with inoranic membrane, filler and liquid come the method for integrated treatment sewage：It is characterized in that：With the dividing plate for being provided with pod apertures
Filter tank will be processed and be divided into anaerobic zone, aerobic area, aerobic zone and the auxiliary region for communicating with each other, be provided with the auxiliary region and automatically controlled
System, water production system, aerating system and chemicals dosing plant, porous honeycomb filler are placed in anaerobic zone and aerobic area as biological bacteria
The carrier for falling, nanometer flat ceramic membrane module is placed in aerobic zone, and adjustment is coordinated by automatic control system and water production system
Dissolved oxygen concentration with control anaerobic zone, aerobic area, aerobic zone is respectively：Anaerobic zone dissolved oxygen concentration is less than 0.2mg/l, and oxygen
Area's dissolved oxygen concentration is less than 0.5mg/l, and aerobic zone dissolved oxygen concentration is 0.5~2mg/l, aerobic zone is put into aerobic zone effective
The proportion of the foam sponge or foamed ceramic body of volume 1-30%, the foam sponge or foamed ceramic body is 0.9-
1.1mg/mm3, the foam sponge or foamed ceramic body are that Mohs' hardness is the polyhedron of 0.1-7, the foam sponge
Or under flow action of the foamed ceramic body in the bubble that aerating system is produced and by bubble agitation, nothing is made in aerobic zone with current
Regular motion, so as to touch dirt on brush and cleaning ceramic membrane.
2. it is according to claim 1 with inoranic membrane, filler and liquid come the method for integrated treatment sewage：Its feature exists
In：The foam sponge or foamed ceramics polyhedron are organic foam polyhedron, organic foam polyhedron Mohs' hardness is 1.0~
3.5, inorganic foamed polyhedron Mohs' hardness is 3.5~6.5.
3. a kind of device of the method realized described in claim 1, it is characterized in that：It includes bioreactor, water feed apparatus, product
Water installations（11）, medicament cleaning device（10）, aerator（13）, back purge system（12）And automaton（14）, institute
Stating bioreactor includes using dividing plate（4）Formed anaerobic zone（17）, aerobic area domain（18）And aerobic region（19）, it is described every
Plate is provided with pod apertures（5）, the aeration tube of the aerator（16）It extend into successively in aerobic zone, aerobic area domain and anaerobic zone
Domain, the anaerobic zone and aerobic area domain are provided with porous ceramic filler, and the aerobic region is provided with flat ceramic membrane module
（8）With organic foam cavernous body（7）, the porous ceramic filler is honeycomb ceramic packing or cell foams ceramics, organic foam
Cavernous body is the foam polyhedron water insoluble, Mohs' hardness is 0.1~2.5.
4. device according to claim 3, it is characterized in that：The foam polyhedron is many water caltrop bodies, square or spherical.
5. device according to claim 4, it is characterized in that：The organic foam cavernous body proportion is 0.95~1.10.
6. device according to claim 3, it is characterized in that：The organic foam cavernous body full-size is ceramic membrane
The 50-110% of film distance between commutator segments in component.
7. device according to claim 3, it is characterized in that：The flat ceramic membrane module by aperture 5nm~5um flat board
Ceramic diaphragm is constituted.
8. device according to claim 3, it is characterized in that：Medicament in the medicament cleaning device is 0.5%- for concentration
5% liquor natrii hypochloritis.
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| CN2016212410641 | 2016-11-21 | ||
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109851037A (en) * | 2019-03-25 | 2019-06-07 | 苏州市职业大学 | Pure oxygen nanometer aeration-porous ceramic film screening black smelly water treatment facilities and treatment process |
| CN110713255A (en) * | 2019-11-20 | 2020-01-21 | 中科院建筑设计研究院有限公司 | Device and method for reducing pollution of plate-type ceramic membrane of anaerobic membrane bioreactor |
| CN114772867A (en) * | 2022-05-13 | 2022-07-22 | 新宇达环保科技有限公司 | Artificial wetland process for sewage treatment |
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Application publication date: 20170707 |