CN106430835A - Embedded ozone membrane bioreactor (MBR) device and embedded ozone MBR treatment method - Google Patents
Embedded ozone membrane bioreactor (MBR) device and embedded ozone MBR treatment method Download PDFInfo
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- CN106430835A CN106430835A CN201610977111.7A CN201610977111A CN106430835A CN 106430835 A CN106430835 A CN 106430835A CN 201610977111 A CN201610977111 A CN 201610977111A CN 106430835 A CN106430835 A CN 106430835A
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- ozone
- pool
- mbr
- embedded
- pond
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/78—Details relating to ozone treatment devices
- C02F2201/784—Diffusers or nozzles for ozonation
-
- 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
Abstract
The invention relates to an embedded ozone membrane bioreactor (MBR) device and an embedded ozone MBR treatment method, belonging to the technical field of sewage treatment. The embedded ozone MBR device comprises a biochemical pool, an ozone pool, a membrane module, an ozone generator, a backflow pool and a discharge pool, wherein the biochemical pool is communicated with an air blower; the ozone pool is internally provided with the membrane module; the ozone generator is communicated with the ozone pool; the membrane module is provided with a suction pump, and the suction pump is communicated with the discharge pool; the ozone pool is communicated with the backflow pool; the backflow pool is communicated with the biochemical pool by a circulating pump. The embedded ozone MBR treatment method comprises the technological steps of 1, biochemical treatment: enabling sewage to enter the biochemical pool so as to be subjected to the biochemical treatment; 2, ozone MBR treatment: enabling the sewage to enter the ozone pool so as to be subjected to the ozone MBR treatment, carrying out ozone aeration in the ozone pool, and carrying out MBR treatment on the embedded membrane module; 3, discharging: using the membrane module to filter the sewage by means of the suction pump, enabling the filtered sewage to enter the discharge pool, and using a discharge pump to discharge or recycle the sewage. The device and the method have the advantages of being simple in technology, less in investment, low in operation cost, small in occupied area, high in treatment efficiency, and the like.
Description
Technical field
The invention belongs to technical field of sewage, more particularly to a kind of embedded ozone MBR device and processing method.
Background technology
MBR technology is a more ripe technology, and MBR technology has that floor space is little, good, the up to standard effect of outlet effect
Stable and the advantages of capacity of resisting impact load is strong, but there is also that the dirty stifled serious, service life of film is short and film replacement cost height etc. is scarce
Point.The modes such as the dirty stifled measure of conventional anti-film is mainly rushed by gas, water backwash and medicament cleaning, have that equipment is many, long flow path with become
The problems such as this is high.And adopt OMBR Technology, fouling membrane can be prevented.
Current industrial wastewater is due to possessing complicated component, property is changeable, biodegradable is poor, partly have certain biology
The features such as toxicity.It is due to the limitation of microbial degradation ability, low for ring-type, long-chain and the pollutants removal rate with toxicity,
Even cannot degrade, for such waste water, routine is assisted using high-level oxidation technology, inspires hydroxyl by Oxidation
Free radical, decomposes to hardly degraded organic substance.But there is technique chain length, big, the operating cost height of investment etc. in conventional treatment
Technical problem., handling process includes adjusting tank-oil interceptor-oil-water separation taking a certain oil refining factory wastewater treatment process as a example
Device-DAF air-dissolving air-float-homogenizing tank-【AO biochemistry pool-sedimentation tank-more medium filter-advanced oxidation-ultrafiltration system-sterilization
Pond】- reuse.
Content of the invention
The present invention provides a kind of embedded ozone MBR device and process for solving technical problem present in known technology
Method.
The present invention relates to the sewage water treatment method that a kind of high-level oxidation technology and membrane Bio-reactor Technology combine, by inciting somebody to action
Ozone high grade oxidation technology and MBR technology carry out " embedded " combine, formed a kind of brand-new ozone membrane biological reaction technique (with
It is referred to as down OMBR technique).This technology can apply to petroleum and petrochemical industry waste water, coal chemical industrial waste water, hospital wastewater (ozone sterilization) and
The highly concentrated industrial wastewaters of difficult degradation such as printing and dyeing (ozone decolorization) are it is also possible to (efficiency high accounts for by the small-sized equipment of Integrated Development compact
Ground is little), it is applied to the sanitary sewage disposals such as ship, naval vessels, oil-gas mining platform, villa, campsite, scenic spot, family, rural area.Greatly
Big reduces project investment and operating cost.
An object of the present invention be provide one kind to have investment is little, operating cost is low, and floor space is little, and treatment effeciency is high
The features such as embedded ozone MBR device.
The present invention embedded ozone MBR device is adopted the technical scheme that：
A kind of embedded ozone MBR device, is characterized in：Embedded ozone MBR device includes biochemistry pool, ozone pond, film
Assembly, ozonator, backflow pool and outer row pond；Biochemistry pool connects aerator, is provided with membrane module, ozonator in ozone pond
Connection ozone pond, membrane module is provided with suction pump, and suction pump connection is outer to arrange pond, and ozone pond connects backflow pool, and backflow pool is by circulating pump
Connect biochemistry pool.
The present invention embedded ozone MBR device can also adopt the following technical scheme that：
Described embedded ozone MBR device, is characterized in：Outer row pond equipped with efflux pump, outer row pond pump equipped with effusion meter,
Discharged by efflux pump and measured.
Described embedded ozone MBR device, is characterized in：Suction pump, equipped with effusion meter, is measured membrane module and is processed sewage
Amount.
The second object of the present invention is to provide one kind to have a process is simple, and investment is little, operating cost low it is achieved that biochemical skill
The height laminating of art, membrane technology and catalytic ozonation technology, floor space is little, embedded ozone the features such as treatment effeciency is high
MBR processing method.
The present invention embedded ozone MBR processing method is adopted the technical scheme that：
A kind of embedded ozone MBR processing method, is characterized in：The processing procedure of embedded ozone MBR device include with
Lower processing step,
1. biochemical treatment
Sewage enters biochemistry pool, passes through aerator air blast in biochemistry pool, and the backflow with ozone for the backflow pool backflow
Water, carries out biochemical treatment；
2. ozone MBR process
After biochemical treatment, sewage enters ozone pond and carries out catalytic ozonation reaction and membrane filtration process, two kinds of process sides
Formula is carried out in same reactor, and ozonator generation ozone is ozonation aerated in ozone pond, reacted part of contaminated water film
Outer row after filtration, part of contaminated water returns biochemistry pool circular treatment by circulating pump from backflow pool；
3. outer row
After ozone Oxidation Treatment, after sewage is filtered through membrane module by suction pump, enter outer row pond, discharged with efflux pump
Or reuse.
The present invention embedded ozone MBR processing method can also adopt the following technical scheme that：
Described embedded ozone MBR processing method, is characterized in：Biochemical treatment comprises A/O, A2/O、SBR、CASS、
The various biochemical processing process such as BAF, oxidation ditch or catalytic oxidation.
Described embedded ozone MBR processing method, is characterized in：Ozone MBR is processed using catalytic ozonation reaction
Processed, catalytic ozonation reaction is with ozone as source of the gas, in conjunction with hydrogen peroxide, ultrasound wave, metal ion, ultraviolet light, work
Property alumina base, stephanoporate composite inorganic carrier or activated carbon, homogeneous or heterogeneous catalysis is the chemical reaction side of catalytic condition
Formula.
Described embedded ozone MBR processing method, is characterized in：Ozonation aerated employing gap aeration, intermission aeration or
Multiple aeration mode such as continuous aeration.
The present invention has the advantages and positive effects that：
Embedded ozone MBR device and the processing method technical scheme brand-new due to employing the present invention, with prior art
Compare, the present invention has a process is simple, investment is little, and operating cost is low, and floor space is little, the advantages for the treatment of effeciency is high；Achieve
The height laminating of biochemical technology, membrane technology and catalytic ozonation technology, and having complementary advantages, complements one another, you can be applied to big,
Medium-sized Sewage Plant, also can be integrated into the integration apparatus of skid-mounted, be a new technology with boundless application prospect, new
Technology.
Brief description
Fig. 1 is the present invention embedded ozone MBR device attachment structure schematic diagram.
In figure, 1, water inlet, 2, pressure transmitter, 3, aerator, 4, suction pump, 5, effusion meter, 6, liquidometer, 7, outer row
Pond, 8, efflux pump, 9, biochemistry pool, 10, ozone pond, 11, membrane module, 12, backflow pool, 13, pressure transmitter, 14, circulating pump,
15th, ozonator, 16, effusion meter.
Specific embodiment
For content of the invention, feature and effect of the present invention can be further appreciated that, hereby enumerate following examples, and coordinate accompanying drawing
Describe in detail as follows：
Refering to accompanying drawing 1.
Embodiment 1
A kind of embedded ozone MBR device, including biochemistry pool, ozone pond, membrane module, ozonator, backflow pool and outer
Row pond；Biochemistry pool connects aerator, is provided with membrane module in ozone pond, and ozonator connects ozone pond, and membrane module is provided with suction
Pump, suction pump connection is outer to arrange pond, and ozone pond connects backflow pool, and backflow pool connects biochemistry pool by circulating pump.Outer row pond is equipped with outer row
Pump, outer row pond pump, equipped with effusion meter, is discharged by efflux pump and is measured.Suction pump, equipped with effusion meter, is measured at membrane module
Reason sewage quantity.
The specific implementation process of the present embodiment：
Sewage enters biochemistry pool 9 and carries out biochemical reaction, is rich in microorganism fungus kind, by microbial digestion in biochemical reaction tank
Decomposing pollutant matter, biochemistry pool adopts aerator 3 oxygen needed for growth of microorganism offer.Sewage after biochemical reaction enters smelly
Oxygen pond 10, ozone pond is the core of this technique, carries out catalytic ozonation reaction in ozone pond, and ozone passes through ozonator
15 provide ozone to ozone pond, and place membrane module 11, after being filtered sewage through membrane module using suction pump 4 negative pressure-pumping, enter
Enter outer row pond 7, discharged or reuse with efflux pump 8.Circulating pump 14 is set in ozone pond, by reacted for ozone catalytic sewage, from
Backflow pool 12 returns biochemistry pool 9 circular treatment.
Embodiment 2
A kind of embedded ozone MBR processing method, comprises the following steps that：
1. biochemical treatment
Sewage enters biochemistry pool, passes through aerator air blast in biochemistry pool, and the backflow with ozone for the backflow pool backflow
Water, carries out biochemical treatment；Biochemical treatment carries out biochemical treatment for A/O technique；
2. ozone MBR process
After biochemical treatment, enter ozone pond and carry out ozone MBR process, ozonator produces ozone ozone in ozone pond
Aeration, embedded membrane module carries out MBR process；Ozone MBR processes sewage and is circulated, and returns life by circulating pump from backflow pool
Change pond circular treatment；Ozonation aerated employing continuous aeration mode.Ozone MBR is processed at using catalytic ozonation reaction
Reason, catalytic ozonation reaction is with ozone as source of the gas, and in conjunction with hydrogen peroxide, homogeneous catalyst is the chemical reaction side of catalytic condition
Formula.
3. outer row
After ozone MBR is processed, after sewage is filtered through membrane module by suction pump, enter outer row pond, discharged with efflux pump.
Embodiment 3
A kind of embedded ozone MBR processing method, comprises the following steps that：
1. biochemical treatment
Sewage enters biochemistry pool, passes through aerator air blast in biochemistry pool, and the backflow with ozone for the backflow pool backflow
Water, carries out biochemical treatment；Biochemical treatment carries out biochemical treatment using oxidation ditch process；
2. ozone MBR process
After biochemical treatment, enter ozone pond and carry out ozone MBR process, ozonator produces ozone ozone in ozone pond
Aeration, embedded membrane module carries out MBR process；Ozone MBR processes sewage and is circulated, and returns life by circulating pump from backflow pool
Change pond circular treatment；Ozonation aerated employing continuous aeration mode.Ozone MBR is processed at using catalytic ozonation reaction
Reason, catalytic ozonation reaction is with ozone as source of the gas, and in conjunction with ultrasound wave ultraviolet light, active oxidation aluminium base is the change of catalytic condition
Learn reactive mode.
3. outer row
After ozone MBR is processed, after sewage is filtered through membrane module by suction pump, enter outer row pond, discharged with efflux pump.
The present embodiment specific implementation process：
The present invention embedded ozone MBR device and processing method, its innovative point mainly includes following three aspects：
One. new film pollution prevention technology, traditional MBR technology film pollution prevention technology mainly adopts air purge, washing and medicament
Cleaning (as antibacterial), and OMBR technique prevents fouling membrane by three kinds of modes：1st, ozone sterilization principle prevention membrane biological pollution,
By ozonation aerated, in film surface, space, create an ozone environment, form an ozone layer, using ozone sterilization
Principle and strong oxidation performance, can be suppressed with materials such as oxidation Decomposition SMP (dissolved phenols), EPS (extracellular polymeric)
Growth of microorganism, increases the service life of film, extends the decline of membrane flux time.2nd, the sewage systemic circulation of ozone pond, Ke Yijia are passed through
Fast sewage, in film surface velocity, forms a cross-flow effect, has active defense effect to fouling membrane.3rd, ozonation aerated similar
MBR blast aeration principle, can wash away film surface settled sludge, play the effect of removing contamination.
2nd, brand-new Technology is integrated, and for the waste water of difficult degradation, sewage first enters routine biochemistry reaction tank and carries out
Biodegradation, degradable polluter is decomposed, and the sewage containing a large amount of hard-degraded substances after biochemical reaction enters ozone pond (this
Pond is used for ozone catalytic reaction and installs membrane module), reacted by catalytic ozonation, two are become to hard-degraded substance Direct Resolution
Carbonoxide and water, or it is degraded to small-molecule substance, provide high B/C condition for biochemical reaction, then pass through sewage backflow, will be smelly
Sewage after catalytic reaction in oxygen pond, after staying for some time in backflow pool, (elimination excessive ozone) is back to biochemical reaction
Pond, is circulated process.The integrated major embodiment of brand-new Technology is as follows：1) backflow sewage oxygen content in ozone pond is high, dirty
Water is back to biochemistry pool, has positive effect to aerobic reaction, in the technological design stage, can fit during biochemistry pool aerator type selecting
When the air quantity reducing, reduce and run and cost of investment.2) due to the high cutoff performance of film, hard-degraded substance can be carried out physics and cut
Stay, allow its continuous circular response for a long time in ozone pond and biochemical reaction tank all the time, play the effect of intensive treatment effect.Dirty
Water systemic circulation advantageously reduces the concentration of ozone reaction product, promotes ozone reaction to carry out.3) ozone has the work clearing up mud
With system sludge output is lower than traditional MBR sludge output.4) ozone is likewise supplied with bactericidal action, and externally discharged waste water can if any sterilization requirement
Without additional disinfection equipment, to be very suitable for the hospital wastewater having sterilization to require.5) ozone has very strong decoloring ability, non-
Often it is suitable for thering is dyeing waste water, paper waste of decolouring requirement etc.
3rd, the innovation of version, conventional MBR technology, biochemical technology and high-level oxidation technology combination are connected using simple
Mode, and this technique is in the case of not increasing traditional MBR cell body volume, by the way of " embedding ", by traditional membrane cisterna
Air aeration mode is changed to ozonation aerated, and ozonation aerated mode can be many using gap aeration, intermission aeration and continuous aeration etc.
The mode of kind.And the cooperative effect of combined catalyst, intensive treatment effect.Floor space is little, and treatment effeciency is high.
The present embodiment has described process is simple, and investment is little, and operating cost is low, and floor space is little, treatment effeciency height etc.
Good effect；Achieve the height laminating of biochemical technology, membrane technology and catalytic ozonation technology, and have complementary advantages, mend each other
Fill, you can be applied to large and medium-sized Sewage Plant, also can be integrated into the integration apparatus of skid-mounted, be one and there is boundless answering
With the new technology of prospect, new technique.
Claims (7)
1. a kind of embedded ozone MBR device, is characterized in that：Embedded ozone MBR device includes biochemistry pool, ozone pond, film group
Part, ozonator, backflow pool and outer row pond；Biochemistry pool connects aerator, is provided with membrane module in ozone pond, and ozonator is even
Logical ozone pond, membrane module is provided with suction pump, and suction pump connection is outer to arrange pond, and ozone pond connects backflow pool, and backflow pool is connect by circulating pump
Logical biochemistry pool.
2. embedded ozone MBR device according to claim 1, is characterized in that：Outer row pond equipped with efflux pump, outer row pond pump
Equipped with effusion meter, discharged by efflux pump and measured.
3. embedded ozone MBR device according to claim 1, is characterized in that：Suction pump is equipped with effusion meter, metering film group
Part processes sewage quantity.
4. embedded ozone MBR processing method according to claim 1, is characterized in that：The place of embedded ozone MBR device
Reason process comprises the following steps that,
1) biochemical treatment
Sewage enters biochemistry pool, passes through aerator air blast in biochemistry pool, and the recirculation water with ozone for the backflow pool backflow, enters
Row biochemical treatment；
2) ozone MBR process
After biochemical treatment, sewage enters ozone pond and carries out catalytic ozonation reaction and membrane filtration process, and two kinds of processing modes exist
Carry out in same reactor, ozonator generation ozone is ozonation aerated in ozone pond, reacted part of contaminated water membrane filtration
Outer row afterwards, part of contaminated water returns biochemistry pool circular treatment by circulating pump from backflow pool；
3) arrange outward
After ozone oxidation, after sewage is filtered by suction pump through membrane module, enter outer row pond, with efflux pump discharge or reuse.
5. embedded ozone MBR processing method according to claim 1, is characterized in that：Biochemical treatment is A/O, A2/O、
SBR, CASS, BAF, oxidation ditch or catalytic oxidation biochemical processing process.
6. embedded ozone MBR processing method according to claim 1, is characterized in that：Catalytic ozonation reaction be with
Ozone be source of the gas, in conjunction with hydrogen peroxide, ultrasound wave, metal ion, ultraviolet light, active oxidation aluminium base, stephanoporate composite inorganic carrier or
Activated carbon, homogeneous or heterogeneous catalysis is the chemical reaction mode of catalytic condition.
7. the embedded ozone MBR processing method according to claim 1 or 6, is characterized in that：Ozonation aerated employing gap exposes
Gas, intermission aeration or continuous aeration mode.
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| CN201610977111.7A CN106430835A (en) | 2016-11-07 | 2016-11-07 | Embedded ozone membrane bioreactor (MBR) device and embedded ozone MBR treatment method |
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| CN201610977111.7A CN106430835A (en) | 2016-11-07 | 2016-11-07 | Embedded ozone membrane bioreactor (MBR) device and embedded ozone MBR treatment method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107129048A (en) * | 2017-07-11 | 2017-09-05 | 湖南美奕机电科技有限公司 | A kind of reverse-flow type ozone MBR sewage disposal devices |
| CN109368938A (en) * | 2018-12-04 | 2019-02-22 | 重庆士继生态环境科技有限公司 | A kind of full aerobic nitrogen removal technique of livestock breeding wastewater pre-treatment and integration apparatus |
| CN110026089A (en) * | 2019-05-23 | 2019-07-19 | 广西碧清源环保投资有限公司 | A kind of cleaning device and cleaning method of earthenware slab membrane module |
| CN111908651A (en) * | 2020-07-06 | 2020-11-10 | 中铁第一勘察设计院集团有限公司 | Device and method for treating oily wastewater by pulse aeration membrane technology |
| CN115259564A (en) * | 2022-08-09 | 2022-11-01 | 大庆德斯曼环保设备有限公司 | Plasma sewage purification device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107129048A (en) * | 2017-07-11 | 2017-09-05 | 湖南美奕机电科技有限公司 | A kind of reverse-flow type ozone MBR sewage disposal devices |
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| CN110026089A (en) * | 2019-05-23 | 2019-07-19 | 广西碧清源环保投资有限公司 | A kind of cleaning device and cleaning method of earthenware slab membrane module |
| CN111908651A (en) * | 2020-07-06 | 2020-11-10 | 中铁第一勘察设计院集团有限公司 | Device and method for treating oily wastewater by pulse aeration membrane technology |
| CN115259564A (en) * | 2022-08-09 | 2022-11-01 | 大庆德斯曼环保设备有限公司 | Plasma sewage purification device |
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Application publication date: 20170222 |