CN109987709A - The waste water treatment system and its application method of enhanced membrane aeration biomembrane reactor - Google Patents
The waste water treatment system and its application method of enhanced membrane aeration biomembrane reactor Download PDFInfo
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- CN109987709A CN109987709A CN201910427452.0A CN201910427452A CN109987709A CN 109987709 A CN109987709 A CN 109987709A CN 201910427452 A CN201910427452 A CN 201910427452A CN 109987709 A CN109987709 A CN 109987709A
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- 238000005273 aeration Methods 0.000 title claims abstract description 38
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 30
- 239000012528 membrane Substances 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims description 23
- 239000001301 oxygen Substances 0.000 claims abstract description 35
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 35
- 239000002351 wastewater Substances 0.000 claims abstract description 33
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000000945 filler Substances 0.000 claims abstract description 29
- 239000001913 cellulose Substances 0.000 claims abstract description 21
- 229920002678 cellulose Polymers 0.000 claims abstract description 21
- 244000005700 microbiome Species 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 12
- 239000000523 sample Substances 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 10
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 239000012530 fluid Substances 0.000 claims description 8
- 239000011521 glass Substances 0.000 claims description 6
- 230000002572 peristaltic effect Effects 0.000 claims description 6
- 239000002699 waste material Substances 0.000 claims description 6
- 241000894006 Bacteria Species 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 claims description 3
- IBIRZFNPWYRWOG-UHFFFAOYSA-N phosphane;phosphoric acid Chemical compound P.OP(O)(O)=O IBIRZFNPWYRWOG-UHFFFAOYSA-N 0.000 claims description 3
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- 230000008569 process Effects 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 6
- 238000006396 nitration reaction Methods 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- 239000003344 environmental pollutant Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 231100000719 pollutant Toxicity 0.000 description 4
- 239000010802 sludge Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
- 239000002028 Biomass Substances 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 2
- 241000108664 Nitrobacteria Species 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- ZPWVASYFFYYZEW-UHFFFAOYSA-L dipotassium hydrogen phosphate Chemical compound [K+].[K+].OP([O-])([O-])=O ZPWVASYFFYYZEW-UHFFFAOYSA-L 0.000 description 2
- 230000000813 microbial effect Effects 0.000 description 2
- 230000002906 microbiologic effect Effects 0.000 description 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 1
- 238000005276 aerator Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 244000052616 bacterial pathogen Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000001965 increasing effect Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 150000002829 nitrogen Chemical class 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- -1 poly- ammonia Ester Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- C02F3/301—Aerobic and anaerobic treatment in the same reactor
-
- 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
- C02F3/302—Nitrification and denitrification treatment
Abstract
The invention belongs to technical field of waste water processing more particularly to a kind of enhanced membrane aeration biomembrane reactor waste water treatment systems, comprising: main body reactor cabinet, reactor base, stuffing frame and MBR film；Wherein, the reactor base is fixed at the bottom of the main body reactor cabinet；The stuffing frame is frame structure similar with the main body reactor body structure, and is fixed at the inside of the main body reactor cabinet；The reactor base is equipped with MBR film card slot, and the MBR film can be fixed at the frame body inner space of the stuffing frame by means of the MBR film card slot；Soft cellulose filler layer is hung respectively on the stuffing frame of MBR film two sides；Has biomembrane in the surface of the soft cellulose filler layer.The utilization rate that waste water treatment system provided by the invention can effectively improve oxygen saves energy consumption.
Description
Technical field
The invention belongs to technical field of waste water processing more particularly to a kind of waste water of enhanced membrane aeration biomembrane reactor
Processing system and its application method.
Background technique
With the industrialized rapid development in China and the continuous expansion of city size, containing a large amount of in the sewage discharged every year
Organic pollutant and ammonia nitrogen, nitric acid subclass nitrogen-containing pollutant, these pollutants enter water body environment, cause Water quality
Deteriorate, influences fishery, agricultural and town environment quality, and then influence human health.Therefore after sewage has to pass through processing qualification
It just can be carried out discharge.
Currently, turning to the biofilm of representative as at main sewage based on activated sludge process and using biological contact oxidation
Reason mode.Using AO as the activated sludge process of representative, the deficiency of technique is it to the treatment effect of the pollutant of nitrogenous class not
The removal rate of height, the pollutant of total nitrogen class can only guarantee in 50-70%；Biological contact oxidation process is derived from from biofilm
A kind of waste water treatment process, the technique carry out in the process of running aeration required oxygen amount is provided for microorganism, but
It is the oxygen utilization rate of traditional aeration mode is about the 15%-20% of aeration quantity, oxygen utilization rate is low to lead to energy consumption height.
Therefore, it if a kind of more energy-efficient sewage treatment process and method can be developed, is beneficial at sewage
Manage the development of industry.
Summary of the invention
(1) technical problems to be solved
For existing technical problem, the present invention provides the present invention and provides a kind of enhanced membrane aeration biomembrane reaction
The waste water treatment system of device, the utilization rate that can effectively improve oxygen saves energy consumption, in addition, the present invention also provides a kind of increasings
The wastewater treatment method of strong type membrane aeration biomembrane reactor, improves the efficiency of wastewater treatment.
(2) technical solution
In order to achieve the above object, the main technical schemes that the present invention uses include:
A kind of waste water treatment system of enhanced membrane aeration biomembrane reactor, comprising: main body reactor cabinet, reactor
Pedestal, stuffing frame and MBR film；
Wherein, the reactor base is fixed at the bottom of the main body reactor cabinet；
The stuffing frame is frame structure similar with the main body reactor body structure, and is fixed at the master
The inside of reactor according cabinet；
The reactor base is equipped with MBR film card slot, and the MBR film can be set by means of MBR film card slot fixation
It sets in the frame body inner space of the stuffing frame；
Soft cellulose filler layer is hung respectively on the stuffing frame of MBR film two sides；
Has biomembrane in the surface of the soft cellulose filler layer.
Preferably, the lower sides of the main body reactor cabinet and upper portion side wall are respectively equipped with inlet opening and fluid hole；
The biomembrane, the height of MBR film and stuffing frame from bottom to top are equal and are not higher than the height of the fluid hole.
Preferably, further includes: PH adjusts tank；
The PH adjusts tank and is connected to the inside of the main body reactor cabinet, to adjust the main body reactor cabinet
Internal pH value.
Preferably, further includes: oxygen capacity detection probe and PH detection probe；
The oxygen capacity detection probe and the PH detection probe are arranged at the inside of the main body reactor cabinet, point
Oxygen content and pH value not to detect the main body reactor box house.
Preferably, the biomembrane includes: aerobic biologic membrane and anaerobic organism film；
The aerobic biologic membrane is attached to the soft cellulose filler layer surface close to MBR film side；
The anaerobic organism film is attached to the soft cellulose filler layer surface far from MBR film side.
Preferably, further includes: aeration pump；
The aeration pump can be connect by means of hose with the MBR film, and be reacted by the MBR film to the main body
The inside of device cabinet is passed through oxygen.
Preferably, further includes: peristaltic pump；
The peristaltic pump is connect with the inlet opening, and waste liquid can be wriggled by the inlet opening and enter the main body
The inside of reactor cabinet.
The technical program also provides a kind of application method based on waste water treatment system described in above scheme, including as follows
Step:
S1, the inside that waste water is passed through to main body reactor cabinet from inlet, while starting aeration pump and waste water is exposed
The air inflow of gas disposal, control aeration pump adjustment oxygen maintains the dissolved oxygen concentration of inside reactor within 0.5-1mg/L；
After S2, waste water stop 4-24h in reactor, it is discharged from liquid outlet.
Preferably, the COD concentration of the waste water is 200-500mg/L, ammonia nitrogen concentration 20-50mg/L, and nitrate-nitrogen is dense
Degree is 15-20mg/L, and phosphate-phosphorus concentration is 1-3mg/L.
Preferably, the intracorporal pH value of main body reactor case is between 6.5-7.5；
The soft cellulose filler is polyurethane material；
The material of the main body reactor cabinet and the reactor base is organic glass, PVC, glass, reinforced concrete
It is native or steel any；
Microorganism on the aerobic biologic membrane is nitrifier；
Microorganism on the anaerobic organism film is denitrifying bacterium.
(3) beneficial effect
The beneficial effects of the present invention are: a kind of wastewater treatment of enhanced membrane aeration biomembrane reactor provided by the invention
System and its application method have the advantages that
(1) enhanced membrane aeration biomembrane waste water treatment system of the invention realizes that micro- oxygen is aerated using MBR film, improves
The contact area of gas phase and liquid phase reduces the spilling waste of gas, the utilization efficiency of oxygen, Ke Yiyou is greatly improved
The reduction aeration energy consumption of effect.Micro- oxygen is aerated the uniformity coefficient that can be contacted with filler surface biomembrane with oxygen simultaneously.Meanwhile
Inside reactor increases soft cellulose filler, using the filler as microorganism carrier, so that microorganism is attached to and fills out
Biomembrane is formed on material, it is possible to prevente effectively from germs collect causes the micropore of MBR film surface to block in MBR film surface, simultaneously
It avoids microorganism gravity flow from being lost, improves biomass.
(2) nitration reaction and anti-nitration reaction are integrated into a reactor by wastewater treatment method of the invention, waste water
It contacts with the microbial film on filler, using nitration reaction, is acted on by the aerobic microbiological in the biomembrane of MBR film side
Make the mineralized nitrogen NO3-N and NO2-N in waste water, makes the waste water containing NO3-N and NO2-N and far from MBR film
Side biofilm contact recycles anti-nitration reaction, is made in waste water by the anaerobe effect having on outer layer biomembrane
NO3-N and NO2-N be converted into nitrogen, overflow from water to realizing denitrogenation of waste water.
(3) waste water treatment system of the invention is integrated equipment, significantly reduces the occupied area of processing unit, mentions
The high processing speed and treatment effect of waste water, facilitates the equipment investment and operating cost that reduce early period.
Detailed description of the invention
Fig. 1 is waste water treatment system and its user of a kind of enhanced membrane aeration biomembrane reactor provided by the invention
The structural schematic diagram of waste water treatment system in method；
Fig. 2 is waste water treatment system and its user of a kind of enhanced membrane aeration biomembrane reactor provided by the invention
The flow schematic diagram of waste water in method in main body reactor box house.
[description of symbols]
1: main body reactor cabinet；2: reactor base；3:MBR film；4: stuffing frame；5: soft cellulose filler；6: biology
Film；
101: inlet；102: liquid outlet；
201:MBR film card slot；
601: aerobic biologic membrane；602: anaerobic organism film.
Specific embodiment
In order to preferably explain the present invention, in order to understand, with reference to the accompanying drawing, by specific embodiment, to this hair
It is bright to be described in detail.
As shown in Figure 1, present embodiment discloses a kind of waste water treatment system of enhanced membrane aeration biomembrane reactor, packet
It includes: main body reactor cabinet 1, reactor base 2, stuffing frame 4 and MBR film 3；
Wherein, the reactor base 2 is fixed at the bottom of the main body reactor cabinet 1；
The stuffing frame 4 is frame structure similar with 1 structure of main body reactor cabinet, and is fixed at described
The inside of main body reactor cabinet 1；
The reactor base 2 is equipped with MBR film card slot 201, and the MBR film 3 can be by means of the MBR film card slot
201 are fixed at the frame body inner space of the stuffing frame 4；
Soft cellulose filler layer 5 is hung respectively on the stuffing frame 4 of 3 two sides of MBR film；
Has biomembrane 6 in the surface of the soft cellulose filler layer 5.
In addition, it is noted that the lower sides and upper portion side wall of the cabinet of main body reactor described in the present embodiment 1 are distinguished
Equipped with inlet opening 101 and fluid hole 102.
Here inlet opening 101 is for being passed through waste liquid, and fluid hole 102 is for being discharged treated waste liquid.
The biomembrane 6, MBR film 3 are equal with the height of stuffing frame 4 from bottom to top and not higher than the fluid hole 102
Highly.
The waste water treatment system provided in the present embodiment example further include: PH adjusts tank；
The PH adjusts tank and is connected to the inside of the main body reactor cabinet 1, to adjust the main body reactor case
PH value inside body 1.
The waste water treatment system provided in the present embodiment further include: oxygen capacity detection probe and PH detection probe.
The oxygen capacity detection probe and the PH detection probe are arranged at the inside of the main body reactor cabinet 1,
Respectively to detect oxygen content and pH value inside the main body reactor cabinet 1.
Biomembrane described in the present embodiment includes: aerobic biologic membrane 601 and anaerobic organism film 602.
In detail, the aerobic biologic membrane 601 is attached to the soft cellulose filler layer 6 close to 3 side of MBR film
Surface.
The anaerobic organism film 602 is attached to 6 surface of soft cellulose filler layer far from 3 side of MBR film.
The waste water treatment system provided in the present embodiment further include: aeration pump.
Specifically, the aeration pump can be connect by means of hose with the MBR film 3, and pass through the MBR film 3 to institute
The inside for stating main body reactor cabinet 1 is passed through oxygen.
The waste water treatment system provided in the present embodiment further include: peristaltic pump；
The peristaltic pump is connect with the inlet opening 101, and waste liquid can be wriggled by the inlet opening 101 and enter institute
State the inside of main body reactor cabinet 1.
The present embodiment also provide it is a kind of based on the above embodiment described in waste water treatment system application method, including such as
Lower step:
S1, the inside that waste water is passed through to main body reactor cabinet 1 from inlet, while starting aeration pump and waste water is exposed
The air inflow of gas disposal, control aeration pump adjustment oxygen maintains the dissolved oxygen concentration of inside reactor within 0.5-1mg/L；
After S2, waste water stop 4-24h in main body reactor cabinet 1, it is discharged from liquid outlet 102.
It should be pointed out that the COD concentration of the waste water is 200-500mg/L, ammonia nitrogen concentration 20-50mg/L, nitrate-
Nitrogen concentration is 15-20mg/L, and phosphate-phosphorus concentration is 1-3mg/L.
PH value in the cabinet of main body reactor described in the present embodiment 1 is between 6.5-7.5；The soft cellulose filler
For polyurethane material.
The material of the main body reactor cabinet 1 and the reactor base 2 is organic glass, PVC, glass, reinforcing bar are mixed
It is solidifying native or steel any；Microorganism on the aerobic biologic membrane 601 is nitrifier；On the anaerobic organism film 602
Microorganism is denitrifying bacterium.
A kind of waste water treatment system of the enhanced membrane aeration biomembrane provided in the present embodiment includes: main body reactor case
Body 1, reactor base 2 and MBR film 3；The lower sidewall of main body reactor cabinet 1 is equipped with inlet opening 101, is equipped in side wall upper part
Fluid hole 102, respectively as waste water access aperture and tap, waste water flows from the bottom to top in the inside of main body reactor cabinet；
It is equipped with MBR film card slot 201 on 2 surface of reactor base, MBR film 3 to be fixed on to the inside of main body reactor cabinet 1；?
Stuffing frame 4 is equipped with inside main body reactor cabinet 1；Stuffing frame 4 is equipped with soft cellulose filler 5, and soft cellulose filler 5 is poly- ammonia
Ester material, filler surface have biomembrane 6, and biomembrane 6 is aerobic biologic membrane close to the side of MBR film 3, which can make to give up
Mineralized nitrogen in water is NO3-N and NO2-N, and aerobic biologic membrane is nitrobacteria；It is anaerobic organism far from MBR film side
Film, the microorganism can make the NO3-N and NO2-N in waste water be converted into nitrogen, and anaerobic organism film is denitrifying bacteria；In order to
So that main body reactor cabinet is played optimal effectiveness, adjusts the aeration pump being connected with the MBR film 2, maintain aeration quantity
In zone of reasonableness, oxygen is gradually used up by the biomembrane on filler, is formed change of gradient, be ensure that anaerobic organism film and aerobic life
Requirement of the object film to different dissolved oxygen concentration.
Following method, the i.e. start-up of carrier biofilm can be used in specific preparation on filler with mixed microorganism:
Seed sludge is derived from secondary settling tank activated sludge, nitrobacteria is added, first making reactor, (reactor here refers to wastewater treatment
System) access backflow model, influent ammonium concentration is maintained at 20mg/L, in the ratio addition sodium bicarbonate of C:N:P=20:5:1
And dipotassium hydrogen phosphate, circulation water inlet are rinsed filler, start continuum micromeehanics later, hydraulic detention time for 24 hours, by the ratio
Example is added sodium bicarbonate, ammonium sulfate and dipotassium hydrogen phosphate and is tamed, and makes ammonia nitrogen concentration gradient by 20mg/L, 30mg/L, 40mg/
L to 50mg/L is gradually promoted, and detects water outlet ammonia nitrogen concentration, reaches 50mg/L to influent ammonium concentration and ammonia nitrogen removal frank is stablized
90% or more then start-up success,
Since dissolved oxygen (DO) concentration in biomembrane close to MBR film side to far from MBR film side by being gradually reduced, such as
Shown in Fig. 2, biomembrane 6 is made of the aerobic biologic membrane 601 of side and the anaerobic organism film 602 of the other side, aerobic biologic membrane 601
Biomembrane on based on aerobic microbiological, the biomembrane 6 on anaerobic organism film 602 is based on anaerobe.
Technical process using the waste water treatment system processing waste water of above-mentioned enhanced membrane aeration biomembrane is as follows:
A, waste water is entered in waste water treatment system as described above by waste water inlet opening and opens aerator simultaneously, adjusted
Whole aeration quantity；
B, waste water is contacted with the microbial film on filler, using nitration reaction, by close to the good of MBR film side biomembrane
The collective effect of oxygen animalcule and aerobic environment makes the mineralized nitrogen NO3-N and NO2-N in waste water.
C, the waste water containing NO3-N and NO2-N and separate MBR film side biofilm contact, recycle denitrification anti-
It answers, the nitrate and Asia in waste water is made by the collective effect of the anaerobe and anaerobic environment had on internal layer biomembrane 6
Nitrate transformation is nitrogen, overflows to realize denitrogenation of waste water from water.
D, the liquid after final process is discharged by wasted water outlet.
The present invention is avoided common compared to biofilm reactor before by carrying out micro- oxygen aeration using MBR film 3
Aeration mode obtains oxygen utilization low efficiency in oxygen process, the high problem of aeration energy consumption.Stuffing frame 4 is set in reactor, is
Microorganism provides carrier, and MBR film is avoided to block due to the attachment of microorganism, while can reduce microorganism loss, increases anti-
Answer the biomass in device.By the reasonable arrangement of structure and space utilization to fiberfill Internal biological film, it can be improved and fill out
The uniformity coefficient that material surface biological film is contacted with oxygen, even if the reactor remains to protect in the very high situation of influent ammonia nitrogen content
Keep steady fixed ammonia nitrogen removal frank, ensure that the effect of wastewater treatment.
The technical principle of the invention is described above in combination with a specific embodiment, these descriptions are intended merely to explain of the invention
Principle shall not be construed in any way as a limitation of the scope of protection of the invention.Based on explaining herein, those skilled in the art
It can associate with other specific embodiments of the invention without creative labor, these modes fall within this hair
Within bright protection scope.
Claims (10)
1. a kind of waste water treatment system of enhanced membrane aeration biomembrane reactor, which is characterized in that
It include: main body reactor cabinet, reactor base, stuffing frame and MBR film；
Wherein, the reactor base is fixed at the bottom of the main body reactor cabinet；
The stuffing frame is frame structure similar with the main body reactor body structure, and it is anti-to be fixed at the main body
Answer the inside of device cabinet；
The reactor base is equipped with MBR film card slot, and the MBR film can be fixed at by means of the MBR film card slot
The frame body inner space of the stuffing frame；
Soft cellulose filler layer is hung respectively on the stuffing frame of MBR film two sides；
Has biomembrane in the surface of the soft cellulose filler layer.
2. processing system according to claim 1, which is characterized in that
The lower sides and upper portion side wall of the main body reactor cabinet are respectively equipped with inlet opening and fluid hole；
The biomembrane, the height of MBR film and stuffing frame from bottom to top are equal and are not higher than the height of the fluid hole.
3. processing system according to claim 2, which is characterized in that
Further include: PH adjusts tank；
The PH adjusts tank and is connected to the inside of the main body reactor cabinet, to adjust the main body reactor box house
PH value.
4. processing system according to claim 3, which is characterized in that
Further include: oxygen capacity detection probe and PH detection probe；
The oxygen capacity detection probe and the PH detection probe are arranged at the inside of the main body reactor cabinet, use respectively
To detect the oxygen content and pH value of the main body reactor box house.
5. processing system according to claim 4, which is characterized in that
The biomembrane includes: aerobic biologic membrane and anaerobic organism film；
The aerobic biologic membrane is attached to the soft cellulose filler layer surface close to MBR film side；
The anaerobic organism film is attached to the soft cellulose filler layer surface far from MBR film side.
6. processing system according to claim 5, which is characterized in that
Further include: aeration pump；
The aeration pump can be connect by means of hose with the MBR film, and by the MBR film to the main body reactor case
The inside of body is passed through oxygen.
7. processing system according to claim 6, which is characterized in that
Further include: peristaltic pump；
The peristaltic pump is connect with the inlet opening, and waste liquid can be wriggled by the inlet opening and enter main body reaction
The inside of device cabinet.
8. a kind of application method based on such as described in any item waste water treatment systems of claim 1-7, which is characterized in that including
Following steps:
S1, the inside that waste water is passed through to main body reactor cabinet from inlet, while starting aeration pump and waste water is carried out at aeration
The air inflow of reason, control aeration pump adjustment oxygen maintains the dissolved oxygen concentration of inside reactor within 0.5-1mg/L；
After S2, waste water stop 4-24h in reactor, it is discharged from liquid outlet.
9. processing system according to claim 8, which is characterized in that
The COD concentration of the waste water is 200-500mg/L, and ammonia nitrogen concentration 20-50mg/L, nitrate-nitrogen concentration is 15-
20mg/L, phosphate-phosphorus concentration are 1-3mg/L.
10. processing system according to claim 9, which is characterized in that
The intracorporal pH value of main body reactor case is between 6.5-7.5；
The soft cellulose filler is polyurethane material；
The material of the main body reactor cabinet and the reactor base be organic glass, PVC, glass, armored concrete or
Steel it is any；
Microorganism on the aerobic biologic membrane is nitrifier；
Microorganism on the anaerobic organism film is denitrifying bacterium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910427452.0A CN109987709A (en) | 2019-05-22 | 2019-05-22 | The waste water treatment system and its application method of enhanced membrane aeration biomembrane reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910427452.0A CN109987709A (en) | 2019-05-22 | 2019-05-22 | The waste water treatment system and its application method of enhanced membrane aeration biomembrane reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109987709A true CN109987709A (en) | 2019-07-09 |
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