CN102101719A - Integral MBR sewage treating and recycling method and treatment device - Google Patents
Integral MBR sewage treating and recycling method and treatment device Download PDFInfo
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- CN102101719A CN102101719A CN2009102019961A CN200910201996A CN102101719A CN 102101719 A CN102101719 A CN 102101719A CN 2009102019961 A CN2009102019961 A CN 2009102019961A CN 200910201996 A CN200910201996 A CN 200910201996A CN 102101719 A CN102101719 A CN 102101719A
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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 an integral membrane biological reactor (MBR) sewage treating and recycling method, which is characterized in that: pretreated sewage is subjected to anaerobic-aerobic biochemical reaction and biomembrane filtration simultaneously in the same membrane bioreaction purification tank provided with a string hanging type biological treater, a membrane biological reactor and an aeration mechanism to form recycled water. The technology can be widely applied to sewage treatment of catering, chemical engineering, papermaking, printing, landscape ponds, excrement and the like, and the treated water completely meets the emission standard specified by nation and accords with a recycled water recycling index.
Description
Technical field
The present invention relates to a kind of microbial film sewage disposal technology, especially a kind of monoblock type MBR waste water treating and reutilizing method and treatment unit device belong to sewage disposal recovery technology class.
Background technology
Along with the development of global village human civilization, earthnik's mouth constantly increases, and the consumption day by day of resource is also growing with each passing day.Water is as also running into unprecedented challenge with the most a kind of resource of the mankind, and water is the Source of life of human survival on the one hand, and the continuous acceleration along with the human process of industrialization of the earth advances on the other hand, and the various demands of water resources are constantly increased; Bring endless pollution also for simultaneously the occurring in nature natural water body.
China has big country in the 1300000000 huge development of population, but our water resources per capita only be the world per capita water resources 1/25th, the utilization ratio that how to improve existing water resources is a significant problem always.
Therefore, improve the utilization ratio of water in the daily life, the repeating utilization factor that especially improves water is the water-saving main outlet of China especially.But owing to sanitary sewage, environmental wastewater are often being carried some solid dirts and biochemical class dirt secretly, remove the impurity that is mixed in various sanitary sewages and the environmental wastewater, making it become the qualified water body that can be used again not is an easy thing.Its reason is: various productions, sanitary sewage, because source of pollution are different, in case each service water unit discharges sewage by effluxing pipeline, enter the total pipeline of municipal effluent, perhaps enter after the bigger river or lake that compiles water body through top drainage irrigation canals and ditches, river course, because each pollutant that contains in the water and the acting in conjunction of compound have made contaminated water body become and have contained the more complicated aggregate of composition.Obviously, this moment, the polluted-water that not only need handle was bulky, and contained composition is also more complicated and be difficult to processing.
For many years, along with the raising of people to protection water resources understanding, the repeated use index of administering sewage and raising water resources also improves day by day.Utilize technology of biological membrane to handle the sewage that produces in various lives, the production and become one of major technique means of current sewage disposal.
In the present disclosed technology of utilizing technology of biological membrane to dispose of sewage, most of Integrated Processing Units all adopt the anaerobic pond of comparison standard, Aerobic Pond, the multistage devices of independent structures separately such as film treating pond are handled sewage, and the microbial film device of taking in these technological methods all is to contact with polluted-water by the two dimensional structure state, no matter be the biochemical environment of anaerobic pond that utilizes technology of biological membrane to constitute, or Aerobic Pond environment with the microbial film formation, and even film treating pond environment, processed sewage all just in single biochemical environment, obtain single processing.Formally for above-mentioned reasons, cause the biochemical sewage water treatment method of the disclosed film of present great majority, belong to multi-stage type as many to handle.Related treatment unit all is structures of independent separate formula.Therefore, not only the main equipment volume is excessive, system is numerous and diverse, and manufacturing cost is also high, and the efficient of processing also has certain limitation, obviously is unfavorable for extensively promoting the use of of this technology.
Summary of the invention
Purpose of the present invention: be intended to propose a kind of monoblock type MBR waste water treating and reutilizing method and treatment unit, be suitable for the monoblock type MBR waste water treating and reutilizing device that multiple occasion is used.
This monoblock type MBR waste water treating and reutilizing method, it is characterized in that: will pass through pretreated sewage, in the same membrane biological reaction treating pond that is provided with string hanging biological processor, membrane bioreactor and aeration mechanism, carry out anaerobic-aerobic biochemical reaction and biofilm filtration operation simultaneously, but and then acquisition reuse water.
Described membrane biological reaction treating pond is made of the hanging biological processor of string, membrane bioreactor, aeration mechanism and the reuse water output tube that are immersed in simultaneously below the membrane biological reaction treating pond water surface; The hanging biological processor of described string constitutes by being arranged on porose aeration arm in the pond and the filling ball that is wrapped on the body, and described aeration arm bottom is responsible for to be connected with the aeration in the aeration mechanism and is formed the aeration passage of the hanging biological processor of string; Described membrane bioreactor is made of with the bare microbial film tow post that the aeration person in charge is communicated with, top is communicated with reuse water the bottom; Described aeration mechanism is responsible for the drum air blower outer with being located at the membrane biological reaction treating pond by extension and links to each other.
Described filling ball is the cellular spheroid of useless broken ultrafiltration membrane filaments and the bonding one-tenth of non-woven fabrics fragment, described filling ball on porose aeration arm according to the form setting of up-small and down-big transition.
This monoblock type MBR waste water treating and reutilizing method that proposes according to above technical scheme and install that not only one-piece construction is simple, and the hanging biological processor of string that adopts, immersion nude bundle post MBR bio-reactor not only play the membrane filtration effect, and can form little anaerobic zone at membrane biological reaction treating pond filler internal layer simultaneously, the aerobic zone of outer formation.Thereby realize having anerobe and aerobic bacteria in the same reactor simultaneously, the chemical action of nitrification and denitrification is carried out in same water body space simultaneously, therefore can provide technical support for simplifying the entire treatment device.
Description of drawings
Fig. 1 is the overall schematic of the inventive method;
The structural representation of the waste disposal plant of the external equalizing tank of Fig. 2;
Fig. 3 is the structural representation () of the waste disposal plant of built-in equalizing tank;
Fig. 4 is the structural representation (two) of the waste disposal plant of built-in equalizing tank;
Fig. 5 is the structural representation of membrane bioreactor;
Fig. 6 is the structural representation of the hanging biological processor of string.
Among the figure: 1-cleaning grid 2-suction pump 3-goes here and there the hanging biological processor 3.1-filling ball 4-membrane bioreactor 4.1-nude film tow post 5-suction pump 6-gas blower 7-membrane biological reaction treating pond 8-equalizing tank 9-aeration 9.1-of mechanism aeration arm 9.2-aeration and is responsible for 9.3-solarization air cap 10-rising pipe combined bay 11-primary flow pipe 12-aeration tube combined bay 13-overflow weir 14-and isolates baffle plate
Embodiment
As further setting forth the present invention, and give embodiments of the invention below in conjunction with accompanying drawing.
This monoblock type MBR waste water treating and reutilizing method that the technical program provides, it is characterized in that: will pass through pretreated sewage, in the same membrane biological reaction treating pond that is provided with string hanging biological processor, membrane bioreactor and aeration mechanism, carry out anaerobic-aerobic biochemical reaction and ultrafiltration membrance filter operation simultaneously, but and then acquisition reuse water.
The maximum characteristics that above-mentioned this biochemical process is disposed of sewage are with the hanging biological processor of string, membrane bioreactor and aeration mechanism, be arranged in the same membrane biological reaction treating pond, make and utilize technology of biological membrane to dispose of sewage technology in the same finite space, carry out anaerobic-aerobic biochemical reaction and biofilm filtration operation simultaneously, but and then acquisition reuse water.Not only be different from present most of close technical finesse sewage the biochemical sewage water treatment method of habitual multi-stage type, and created condition for simplification, the miniaturization of entire treatment device.Make and utilize all kinds of Technology of Sewage of MBR technical finesse to be easier to use being able to further extensively push away light now.
Fig. 1 provides is to use a kind of basic skills and the device that this method is carried out the method for biochemical sewage disposal, is being provided with simultaneously in the described membrane biological reaction treating pond 7 to go here and there hanging biological processor 3 and membrane bioreactor 4; The hanging biological processor 3 of described string is made of the filling ball 3.1 that is arranged on the porose aeration arm 9.1 in the pond and be wrapped on the body, and the aeration in described aeration arm 9.1 bottoms and the aeration mechanism is responsible for 9.2 conductings that are connected; Described membrane bioreactor 4 is immersed in the water body of membrane biological reaction treating pond 7, and is made of many groups of bare film tow posts 4.1 that are arranged between rising pipe combined bay 10 and the aeration tube combined bay 12; Described aeration mechanism is responsible for the gas blower 6 outer with being located at membrane biological reaction treating pond 7 by extension and links to each other.
The hanging biological processor of described string 4 is the filling ball 3.1 of the polynuclear plane of useless broken microbial film silk and the bonding one-tenth of non-woven fabrics fragment, described filling ball on the perpendicular hole aeration arm of putting in water body 9.1 according to the form setting of up-small and down-big transition.
The filler spheroid of the polynuclear plane of this useless broken microbial film silk and the bonding one-tenth of non-woven fabrics fragment adheres to several ten thousand micropores, becomes " hotbed " of numerous microorganism growth.Constitute between each compositing monomer of inside of filler spheroid of polynuclear plane, what have is in the state of being interconnected.Having of having is in independently not between the connected state, therefore when they are immersed in sewage in the middle of, and constitute when going here and there hanging filling ball 3.1 with the aeration arm 9.1 of band solarization air cap 9.3 again, the biochemical bacterium of adsorbing on the microbial film silk in the filler spheroid, under aeration condition, the anaerobic environment state that is in that has, the aerobic environment state that then is in that has.
In addition, membrane bioreactor 4 in this technical scheme, bare film tow post constitutes this membrane bioreactor 4 in the sewage by being immersed in, both connected bottom and aeration by bare film tow post 4.1 and be responsible for the aeration tube combined bay 12 that extends out in 9.2, had been communicated with the rising pipe combined bay through bare film tow post 4.1 tops again simultaneously, and finally and the export pipeline of the 5 formation reuse waters of the suction pump on the primary flow pipe 11.
This membrane bioreactor 4 that is made of many groups of bare film tow posts can form anaerobic environment and aerobic environment equally around the membrane bioreactor 4 of limited membrane biological reaction treating pond 7.
What accompanying drawing 2 provided is a kind of monoblock type MBR waste water treating and reutilizing device of using the present technique method, it is made up of basic device represented among Fig. 1 and an external placed type equalizing tank 8, be provided with cleaning grid 1 in the equalizing tank 8, be connected water delivery by suction pump 2 between equalizing tank 8 and the membrane biological reaction treating pond 7.
What accompanying drawing 3 provided is a kind of monoblock type MBR waste water treating and reutilizing device of using the present technique method, it is by on the basic device basis represented among Fig. 1, to be arranged in the equalizing tank 8 in the membrane biological reaction treating pond 7, form water transport channel by the division board of being located at the carry potential overflow hole of setting up between equalizing tank 8 and the membrane biological reaction treating pond 7, a top 13.Directly will carry out the sewage pretreatment equalizing tank in this technical scheme combines with the membrane biological reaction treating pond that carries out biochemical treatment, by at least one overflow weir 13 of being located at a dividing plate between two ponds and being located at dividing plate top, form and save the sewage transport purification system of a suction pump.In this treating pond, the hanging biological processor 4 of described string both can be according to the form among the embodiment 1, still put shape and was arranged in the pond aeration arm 9.1 is perpendicular, also can aeration arm 9.1 horizontalitys, face the setting of overflow weir water outlet direction.
What accompanying drawing 4 provided is a kind of monoblock type MBR waste water treating and reutilizing device of using the present technique method, the waste water treating and reutilizing device that it is provided by Fig. 3 with built-in equalizing tank 8, form, it will be arranged in the equalizing tank 8 in the membrane biological reaction treating pond 7, form water transport channel by the division board of being located at the carry potential overflow hole of setting up between equalizing tank 8 and the membrane biological reaction treating pond 7, a top 13, and between hanging biological processor 3 of described string and membrane bioreactor 4, be provided with the isolation baffle plate 14 that is communicated with once the bottom.
In this technical scheme, in order to give full play to the effect of the hanging biological processor 4 of string, and the ideal of considering not influence the biochemical action of subsequent film bio-reactor 4 carries out, and can set up that a top separates, the isolation baffle plate 14 of bottom perforation at position between the hanging biological processor 4 of string and the membrane bioreactor 4.
This brand-new membrane biological reaction treating pond structure that adopts in the technical program is adopting technology of biological membrane to administer in the technology of sewage, has following several respects technological breakthrough:
1, the immersion nude bundle post monoblock type MBR reactor that adopts is not only by the membrane filtration effect, can remove organic pollution substance of Denging, and have the effect of special enhancing biochemical treatment.This structure forms little anaerobic zone at MBR membrane bioreactor filler internal layer, the aerobic zone of outer formation.There are anerobe and aerobic bacteria in the same reactor thereby make, carry out when can realize nitrification and denitrification.
2. new filming technology
Select new mould material to carry out modification and handle, development film spinning novel process not only reduces and produces the ultra-filtration membrane cost, and long service life.Also film silk root is adopted flexible multi-layered end socket in addition, not only avoid the phenomenon of film silk damage to the terminal, and be situated between to determine film silk and the end socket position dirt blockage problem of adhering to.
3. particular fillers
Utilize film silk waste material and non-woven fabrics scrap stock to add other batching, make the hanging film filler of new and effective string through special complete processing.It is big that this filler has specific surface area, the biological activity height, and excellent air permeability and mistake water-based, and can generate thicker microbial film, improve microbial film function and water treatment efficiency greatly.
This monoblock type MBR sewage disposal and middle water recycling device, at first need are disposed of sewage during use and send in the cleaning grid 1 in the equalizing tank, remove the impurity of hair, paper fiber, larger particles by grid, prevent the obstruction and the damage of pump, regulating pondage, homogenizing water quality lighten the load, be follow-up water treatment work, stable operational conditions reliably is provided.
Then, by connecting the effect of the suction pump between equalizing tank and the film biochemical purification pond, the water body in the equalizing tank is delivered to film biochemical purification pond.
The water body that needs subsequently to handle obtains further purifying treatment in film biochemical purification pond.
Mainly realize down in this course by the fellowship of hanging model animals treater and membrane bioreactor and aeration mechanism.Detailed process is:
A, the firm polluted-water that enters film biochemical purification pond 7 from top to bottom, at first through going here and there hanging biological processor 3, because this each string manipulation device of going here and there in the hanging biological processor all is to be made of several several honeycomb structure filling balls that are wrapped on the aeration arm, and the bottom of aeration arm connects aeration mechanism, therefore in the process that water body falls, be suspended on the main force that filling ball in the reaction tank becomes the microbial film scrubbing.Not only adhere on the cellular spheroid of filling ball and generate a large amount of microorganisms, and in the aeration arm, under the effect of impact air, rely on falling of microorganism to be situated between and assimilation.Not only have wastewater treatment efficiency efficiently, and have the ability of stronger opposing load.
Simultaneously, (aeration is handled two effects through above-mentioned aeration processing, the one, supply with the needed oxygen of bacterial oxidation organic pollutant, another is to produce bigger bubble by increasing aeration, the film surface is washed away, reach the effect that controlling diaphragm assembly itself pollutes), and still rest in the membrane biological reaction treating pond 7 through going here and there the water body that hanging biological processor handles again.
Are immersed in B, this moment membrane bioreactor 4 in the reaction tank, the suction function by the suction pump 5 that is connected with rising pipe makes water see through film silk wall, and ecto-entad enters into every film silk inner chamber, becomes middle water after compiling.In this biological process, because the effect of aeration mechanism, make water body in the pond, proceed biochemical treatment on the one hand, up in the tiny film fiber tube of the sewage of having handled on the other hand in the membrane module, the rising pipe combined bay 10 of hollow, and the final extraction that compiles through primary flow pipe 11 through being communicated with these bare film tow post 4.1 tops.And through behind the membrane filtration, nearly all suspended substance and bacterium all are trapped.By this treating processes continuously, just can make polluted-water be processed into water in the utilizing of allow compliance with emission standards.
This technology can be widely used in sewage disposals such as food and drink, chemical industry, papermaking, printing, view pond, ight soil, gets water body after the processing and meets national specified discharge standard and middle water reuse index fully.
Claims (7)
1. monoblock type MBR waste water treating and reutilizing method, it is characterized in that: will pass through pretreated sewage, in the same membrane biological reaction treating pond that is provided with string hanging biological processor, membrane bioreactor and aeration mechanism, carry out anaerobic-aerobic biochemical reaction and biofilm filtration operation simultaneously, but and then acquisition reuse water.
2. a kind of monoblock type MBR waste water treating and reutilizing method as claimed in claim 1 is characterized in that: described membrane biological reaction treating pond is made of the hanging biological processor of string, membrane bioreactor, aeration mechanism and the reuse water output tube that are immersed in simultaneously below the membrane biological reaction treating pond water surface; The hanging biological processor of described string constitutes by being arranged on porose aeration arm in the pond and the filling ball that is wrapped on the body, and described aeration arm bottom is responsible for to be connected with the aeration in the aeration mechanism and is formed the aeration passage of the hanging biological processor of string; Described membrane bioreactor is made of with the bare microbial film tow post that the aeration person in charge is communicated with, top is communicated with reuse water the bottom; Described aeration mechanism is responsible for the drum air blower outer with being located at the membrane biological reaction treating pond by extension and links to each other.
3. a kind of monoblock type MBR waste water treating and reutilizing method as claimed in claim 1, it is characterized in that: described filling ball is the cellular spheroid of useless broken microbial film silk and the bonding one-tenth of non-woven fabrics fragment, described filling ball on porose aeration arm according to the form setting of up-small and down-big transition.
4. monoblock type MBR waste water treating and reutilizing device, comprise equalizing tank (8), membrane biological reaction treating pond (7) and aeration mechanism (9), be provided with cleaning grid (1) in the equalizing tank (8), be connected water delivery by a suction pump (2) between equalizing tank (8) and the membrane biological reaction treating pond (7), it is characterized in that: be provided with simultaneously in the described membrane biological reaction treating pond (7) and going here and there hanging biological processor (3) and membrane bioreactor (4); The hanging biological processor of described string (3) is made of the filling ball (3.1) that is arranged on the porose aeration arm (9.1) in the pond and be wrapped on the Zhi Guanti, and described aeration arm (9.1) bottom is responsible for (9.2) with the aeration in the aeration mechanism and is connected; Described membrane bioreactor (4) is immersed in the water body of membrane biological reaction treating pond (7), and is made of the many groups microbial film silk (4.1) that is arranged between rising pipe connection frame (10) and the aeration tube connection frame (11); Described aeration mechanism is responsible for and is located at membrane biological reaction treating pond gas blower (6) outward and links to each other by extension.
5. a kind of monoblock type MBR waste water treating and reutilizing device as claimed in claim 4, described equalizing tank (8) is arranged in the body of same pond with membrane biological reaction treating pond (7), and the intravital water body in two ponds is communicated with by the overflow weir (13) of being located at high-order portion.
6. a kind of monoblock type MBR waste water treating and reutilizing device as claimed in claim 4, described equalizing tank (8) is arranged in the body of same pond with membrane biological reaction treating pond (7), the intravital water body in two ponds is communicated with by the overflow weir (13) of being located at high-order portion, is provided with the isolation baffle plate (14) that is communicated with once the bottom between hanging biological processor of described string (3) and the membrane bioreactor (4).
7. a kind of monoblock type MBR waste water treating and reutilizing device as claimed in claim 4, it is characterized in that: described aeration arm (9.1) is provided with solarization air cap (12).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009102019961A CN102101719A (en) | 2009-12-18 | 2009-12-18 | Integral MBR sewage treating and recycling method and treatment device |
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| CN2009102019961A CN102101719A (en) | 2009-12-18 | 2009-12-18 | Integral MBR sewage treating and recycling method and treatment device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102815838A (en) * | 2012-08-13 | 2012-12-12 | 上海川鼎国际贸易有限公司 | Printing fountain solution filtration recycling and zero discharging system, and technology process thereof |
| CN103214105A (en) * | 2013-04-28 | 2013-07-24 | 沁园集团股份有限公司 | Biomembrane process platy supporter and production method thereof |
| CN103214104A (en) * | 2013-04-28 | 2013-07-24 | 沁园集团股份有限公司 | Method for manufacturing biofilm-process powder supporter by utilizing waste chopped film |
| CN109775862A (en) * | 2019-01-30 | 2019-05-21 | 中国环境科学研究院 | A kind of permeable reaction wall and underground water pollution biology in situ renovation method |
| CN113698035A (en) * | 2021-08-23 | 2021-11-26 | 丁海建 | Membrane bioreactor for sewage treatment |
| CN114751507A (en) * | 2022-04-21 | 2022-07-15 | 四川大学 | Novel organic filler for biological aerated filter and preparation method thereof |
-
2009
- 2009-12-18 CN CN2009102019961A patent/CN102101719A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102815838A (en) * | 2012-08-13 | 2012-12-12 | 上海川鼎国际贸易有限公司 | Printing fountain solution filtration recycling and zero discharging system, and technology process thereof |
| CN103214105A (en) * | 2013-04-28 | 2013-07-24 | 沁园集团股份有限公司 | Biomembrane process platy supporter and production method thereof |
| CN103214104A (en) * | 2013-04-28 | 2013-07-24 | 沁园集团股份有限公司 | Method for manufacturing biofilm-process powder supporter by utilizing waste chopped film |
| CN103214105B (en) * | 2013-04-28 | 2014-09-24 | 沁园集团股份有限公司 | Biomembrane process platy supporter and production method thereof |
| CN109775862A (en) * | 2019-01-30 | 2019-05-21 | 中国环境科学研究院 | A kind of permeable reaction wall and underground water pollution biology in situ renovation method |
| CN109775862B (en) * | 2019-01-30 | 2020-12-22 | 中国环境科学研究院 | Permeable reaction wall and in-situ bioremediation method for groundwater pollution |
| CN113698035A (en) * | 2021-08-23 | 2021-11-26 | 丁海建 | Membrane bioreactor for sewage treatment |
| CN114751507A (en) * | 2022-04-21 | 2022-07-15 | 四川大学 | Novel organic filler for biological aerated filter and preparation method thereof |
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Application publication date: 20110622 |