CN109467267A - Highway guard station service area Decentralized Wastewater Treatment and its method - Google Patents
Highway guard station service area Decentralized Wastewater Treatment and its method Download PDFInfo
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- CN109467267A CN109467267A CN201811449802.5A CN201811449802A CN109467267A CN 109467267 A CN109467267 A CN 109467267A CN 201811449802 A CN201811449802 A CN 201811449802A CN 109467267 A CN109467267 A CN 109467267A
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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
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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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
- C02F3/005—Combined electrochemical biological processes
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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
- C02F3/30—Aerobic and anaerobic processes
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention discloses a kind of highway guard station service area Decentralized Wastewater Treatment and its methods, grid is arranged before entering homogeneous conditioning tank in service area discharged low carbon/nitrogen ratio sanitary sewage in highway guard station, entering hydrolysis acidification pool HRT after conditioning tank stops 6-8 hours is to set elevator pump in 6 hours, enters inclined-plate clarifying basin after being promoted to RBC biological rotating disk.Enter CCBF low carbon-nitrogen ratio sewage chemical catalysis biological coupling bed after sedimentation basin and handles final qualified discharge.It is of the present invention to be directed to highway guard station service area scattering sewage treatment " RBC biological rotating disk+chemical catalysis coupled biological film " technology system, it is collected by the low carbon/nitrogen ratio dispersed wastewater for being discharged highway guard station service area, processing, effluent quality reaches Beijing's provincial standard " water pollutant comprehensive discharge standard " (DB11/307-2013) emission standard A.
Description
Technical field
The present invention relates to technical field of sewage, more particularly to a kind of Decentralized Wastewater Treatment.
Background technique
With the rapid development of social economy, the construction scale of Beijing's highway constantly expands, and sends out in highway
Also many environmental problems are brought while exhibition, the service area sewage treatment of wherein freeway management institute is current urgent need to resolve
One of problem.
For freeway management institute's service area far from urban district, generated sewage quantity variation coefficient is larger, by weather, season,
The variation of vehicle flowrate and guard station number and change, water has the characteristics that random, dispersibility, irregularities, and place point
Dissipate relatively independent, sewage can not be discharged into municipal sewage pipe network, if sewage treatment is improper, it will to the environment matter of Highways '
Amount, resident living, Humanistic Value landscape generate greatly negative effect, therefore research and develop the efficient of Expressway Service sanitary sewage
Denitrification dephosphorization technique is of great significance.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of highway guard station service area Decentralized Wastewater Treatments
And its method.
A kind of highway guard station service area Decentralized Wastewater Treatment, including be sequentially connected in series septic tank, grid pond,
Conditioning tank, hydrolysis acidification pool and RBC biological rotating disk and CCBF low carbon-nitrogen ratio sewage chemical catalysis biological coupling bed, the CCBF are low
It includes CCBF anoxic tank and the aerobic tank of CCBF that carbon-nitrogen ratio sewage chemical catalysis biological, which couples bed,.
Highway guard station service area Decentralized Wastewater Treatment of the present invention, wherein the hydrolysis acidification pool
It is connected between the RBC biological rotating disk by elevator pump.
Highway guard station service area Decentralized Wastewater Treatment of the present invention, wherein the RBC biological rotating disk
It is followed successively by inlet water lifting pumps, biochemical reaction zone and settling zone from top to bottom, RBC biological rotating disk is rotatably handled by profit wall-shaped and set
It is standby, so that bacterium and microfauna is attached to growth reproduction on disk carriers by the multiple groups disc that rotation is immersed in sewage, is formed
Membranaceous biological sludge-biomembrane.
Highway guard station service area Decentralized Wastewater Treatment of the present invention, wherein the grid pool size
For 0.8m × 0.5m, the depth of water is 1m before grid；The conditioning tank is having a size of 2.5m × 3.5m × 3m, dischargeable capacity 20m3, using ground
Lower reinforced concrete structure sets elevator pump 2 in the conditioning tank, and promotion pump discharge is 6m3/ h, lift 10m, power
0.55kw, the conditioning tank is interior to be equipped with diving mixer.
Highway guard station service area Decentralized Wastewater Treatment of the present invention, wherein the hydrolysis acidification pool
Using stereo-elastic composite filling, the strand spatially evenly distributed radiation regimes of the 3 D elastic filler used in pond are raw
Equably implantation is on each strand for object film, and hydrolysis acidification pool HRT is 8 hours, using underground reinforced concrete structure, size
For 2m × 2.5m × 3m, dischargeable capacity 10m3, bottom of pond be equipped with aeration head, so that dissolved oxygen DO is maintained at 0.2- by being aerated on a small quantity
0.5mg/L；Reflux unit in being arranged between the RBC biological rotating disk and the hydrolysis acidification pool.
Highway guard station service area Decentralized Wastewater Treatment of the present invention, wherein the RBC biological rotating disk
And inclined-plate clarifying basin is additionally provided between CCBF low carbon-nitrogen ratio sewage chemical catalysis biological coupling bed, every the two of the inclined-plate clarifying basin
There is a shallow sedimentation basin between block inclined paralled plates, the inclined-plate clarifying basin volume is 4m × 2m × 2.8m, built-in sludge pump one, stream
Measure 7m3/ h, lift 10m, power 0.75kW.
Highway guard station service area Decentralized Wastewater Treatment of the present invention, wherein the CCBF anoxic tank
Tank diameterHigh H=5m loads CCBF carrier 60%, volume 11.4m3；The tank diameter of the aerobic tank of CCBFHigh H=5m loads CCBF carrier 60%, volume 14.7m3；Reflux pump Q=10m3/h；DO is maintained at 2.5-3mg/
L；It shares 2 air blowers with hydrolysis acidification pool to be aerated, air quantity 2.0m3/ min, wind pressure 30.2kPa, power 1.1kw.
The sewage water treatment method of any highway guard station service area Decentralized Wastewater Treatment of the present invention,
In, in the RBC biological rotating disk operational process, when in the sewage in disk contact reactive tank, the biology that is attached on disc
Film is sufficiently contacted and is adsorbed with the organic matter in sewage, while the dissolved oxygen in the outer moisture film of organism-absorbing film, in biological enzyme
Under the action of organic matter is decomposed, the nutrient that microorganism is generated using decomposing organic matter in this course carries out self-reproduction,
Maintain the quantity of biomembrane；When disc leaves sewage, disc surface forms thin layer moisture film, and air constantly dissolves entrance
In moisture film, moisture film oxygen concentration of ordinary dissolution is improved；Biomembrane is alternately contacted with sewage, air, forms continuous oxygen uptake, absorption, oxygen
Change the process decomposed；
After the biofilm development on the disc of RBC biological rotating disk to certain thickness, the microorganism of contact disc bit end is because lacking
Oxygen and carry out anaerobic metabolism, inside forms anaerobic biomembrane, due to the presence of aerobic layer and anaerobic layer, and then removal of ammonia and nitrogen.
Sewage water treatment method of the present invention, wherein gradually the biomembrane of aging is rotated in turntable in RBC biological rotating disk
When the shearing generated and generation gas and aeration formed souring under constantly peel off, bring the growth of neoformation film,
To which biomembrane is always maintained at higher activity；The biomembrane to fall off flows out outside pond with water outlet, is gone by the sedimentation of post precipitation equipment
It removes；
Sewage water treatment method of the present invention, wherein the CCBF low carbon-nitrogen ratio sewage chemical catalysis biological coupling bed
[H] or H are discharged from inside to outside by being catalyzed galvanic interaction2And Fe2+；Ammonia nitrogen in sewage is under the action of AOB and NOB by oxygen
Turn to nitrate nitrogen；The chemical action of the net ball of water cooperates with nitrate nitrogen being reduced to nitrogen with heterotrophism, the coupling of autotrophic denitrification bacterium, realizes de-
Nitrogen；Phosphorus in sewage is cured removal in conjunction with iron ion.Wherein, the net ball of water be it is a kind of for handle dirty Organic substance in water,
The synthetic filling of total nitrogen, total phosphorus, (aerobic direct denitrification organisms particulate vector of low carbon-nitrogen ratio sewage ammonia nitrogen and preparation method thereof
ZL201310093411.5)。
Compared with the existing technology, protrusion effect of the invention is:
(1) present invention uses " RBC biological rotating disk+chemical catalysis coupled biological membrane technology " technique, and effluent quality reaches north
Capital city provincial standard " water pollutant comprehensive discharge standard " (DB11/307-2013) emission standard A, to promote fwaater resources protection and
There is realistic meaning using running steadily in the long term with highway guard station service area sewage treatment facility.
(2) this system is suitable for middle and small scale dispersibility sanitary sewage, and intensive, modularized design can be greatly reduced
Occupied area, power consumption and operating cost are extremely low, are 1/5th of traditional activated sludge process, and operational management is simple, can nothing
People is on duty.
(3) this system to high ammonia nitrogen, low ratio of carbon to ammonium (C/N), without carbon source sewage, " anaerobism+micro- aerobic chemical catalysis can be passed through
Biological mixed bed " realizes 85% or more ammonia nitrogen, total nitrogen and total phosphorus removing；For low ammonia nitrogen, high-nitrate state nitrogen without carbon source sewage,
The removing of 90% or more nitrate nitrogen and total phosphorus can be realized by " interior reflux anaerobic chemical catalysis biological bed ".
With reference to the accompanying drawing explanation and specific embodiment to highway guard station service area dispersing type sewage of the invention at
Reason system and method are described further.
Detailed description of the invention
Fig. 1 is the process flow chart of highway guard station service area Decentralized Wastewater Treatment of the invention；
Fig. 2 is the main view and side view of RBC biological rotating disk；
Fig. 3 is the reaction mechanism schematic diagram of RBC biological rotating disk；
Fig. 4 is the reaction mechanism schematic diagram of biomembrane in RBC biological rotating disk；
Fig. 5 is the chemical schematic diagram of CCBF technique denitrogenation dephosphorizing.
Specific embodiment
As shown in Figure 1, a kind of highway guard station service area Decentralized Wastewater Treatment, application is Juyongguan Pass receipts
Take management institute, the predominantly collecting and distributing guard station of fee collection personnel, carries out 5 class of 4 operating system.Mainly with dormitory when the central drainage
The gray water in building and the food and drink waste water in dining room, major pollutants CODcr, BOD in sewage5、NH4+-N、TN。
The system include the septic tank being sequentially connected in series, grid pond, conditioning tank, hydrolysis acidification pool and RBC biological rotating disk and
CCBF low carbon-nitrogen ratio sewage chemical catalysis biological coupling bed, the CCBF low carbon-nitrogen ratio sewage chemical catalysis biological coupling bed include
CCBF anoxic tank and the aerobic tank of CCBF.
Grid pond is having a size of 0.8m × 0.5m, and the depth of water is 1m before grid；To remove the soft twister in sanitary sewage, compared with
Consolidate particle sundries and drift greatly, prevent postposition water pump from blocking, prolong the service life, and reduces system processing workload.People
Work timing cleaning grid pond.
Impact is generated to aftertreatment systems to avoid influent quality water larger, guarantees the stabilization of subsequent water treatment facilities
Operation, setting conditioning tank adjust sewage quality water.Conditioning tank is having a size of 2.5m × 3.5m × 3m, dischargeable capacity 20m3, use
Underground reinforced concrete structure is set elevator pump 2 (1 is standby with 1) in the conditioning tank, and promotion pump discharge is 6m3/ h, lift 10m,
Power 0.55kw, the conditioning tank is interior to be equipped with diving mixer, prevents the deposition of impurity sludge.
COD higher in sewage, while also containing macromolecule organics and some venomous injurants such as much starch, protein
Matter.Hydrolysis acidification pool is mainly the small organic molecule that non-solubility organic matter in original waste water is changed into easily biological-degradable,
The biodegradability of waste water is improved, in favor of subsequent processing.Hydrolysis acidification pool uses stereo-elastic composite filling, uses in pond
The strand of 3 D elastic filler spatially evenly distributed radiation regimes, make gas and water, biomembrane obtain it is sufficiently mixed seep contact exchange,
Biomembrane equably can not only keep good activity and gap changeability on each strand by implantation, and can run
More and more big specific surface area is obtained in the process.Hydrolysis acidification pool HRT is 8 hours, using underground reinforced concrete structure, size
For 2m × 2.5m × 3m, dischargeable capacity 10m3, bottom of pond be equipped with aeration head, so that dissolved oxygen DO is maintained at 0.2- by being aerated on a small quantity
0.5mg/L；Reflux unit in being arranged between the RBC biological rotating disk and the hydrolysis acidification pool.
It is connected between hydrolysis acidification pool and RBC biological rotating disk by elevator pump.
As in Figure 2-4, RBC biological rotating disk is followed successively by inlet water lifting pumps, biochemical reaction zone and settling zone from top to bottom,
RBC biological rotating disk makes bacterium and miniature by the profit rotary processing equipment of wall-shaped, by the multiple groups disc that rotation is immersed in sewage
Animal is attached to growth reproduction on disk carriers, forms membranaceous biological sludge-biomembrane.
In RBC biological rotating disk operational process, when in the sewage in disk contact reactive tank, the biology that is attached on disc
Film is sufficiently contacted and is adsorbed with the organic matter in sewage, while the dissolved oxygen in the outer moisture film of organism-absorbing film, in biological enzyme
Under the action of organic matter is decomposed, the nutrient that microorganism is generated using decomposing organic matter in this course carries out self-reproduction,
Maintain the quantity of biomembrane；
When disc leaves sewage, disc surface forms thin layer moisture film, and air, which constantly dissolves, to be entered in moisture film, mentions
High moisture film oxygen concentration of ordinary dissolution；Biomembrane is alternately contacted with sewage, air, formed continuous oxygen uptake, absorption, oxygenolysis mistake
Journey；, continuous processing organic matter in cycles reaches water purification purpose in this way.
After the biofilm development on the disc of RBC biological rotating disk to certain thickness, the microorganism of contact disc bit end is because lacking
Oxygen and carry out anaerobic metabolism, inside forms anaerobic biomembrane, due to the presence of aerobic layer and anaerobic layer, and then removal of ammonia and nitrogen.
The gradually biomembrane of aging gas and exposure of the shearing generated and generation when turntable rotates in RBC biological rotating disk
It is constantly peeled off under the souring that gas is formed, the growth of neoformation film is brought, so that biomembrane is always maintained at higher activity；It is de-
The biomembrane fallen flows out outside pond with water outlet, is settled and is removed by post precipitation equipment；
Inclined-plate clarifying basin is equipped between RBC biological rotating disk and CCBF low carbon-nitrogen ratio sewage chemical catalysis biological coupling bed, tiltedly
There is a shallow sedimentation basin between every two pieces of inclined paralled plates of plate sedimentation basin, makes processed water (or waste water) and the sludge of sedimentation heavy
It mutually moves and separates in the shallow-layer of shallow lake.The power direction mutually moved according to it can be divided into concurrent, anisotropic flow and three kinds of lateral flow
Different separate modes.Inclined-plate clarifying basin uses " shallow layer precipitating " principle, shortens particle settling height, when so as to shorten precipitating
Between；And the desilting area of sedimentation basin is increased, to improve treatment effeciency, substantially increases the processing capacity of sedimentation basin.
Inclined-plate clarifying basin volume is 4m × 2m × 2.8m, built-in sludge pump one, flow 7m3/ h, lift 10m, power 0.75kW.
Water outlet after sedimentation basin, COD content is very low, and water quality is that low C/N compares sewage.For low carbon-nitrogen ratio sewage,
Under the conditions of carbon source deficiency, CCBF low carbon-nitrogen ratio sewage chemical catalysis biological coupling bed uses ferrous substrate catalysis biological carrier, C/N
Than low, without additional carbon, autotrophic denitrification is realized, it is economical, without secondary pollution etc..Under the conditions of low-carbon, it can further decrease
N in sewage, P content reach set emission request.
Basic principle: (1) it crosses catalysis galvanic interaction and discharges [H] or H2 and Fe from inside to outside2+；(2) NH4 in sewage+-N
NO3-N is oxidized under the action of AOB and NOB；(3) chemical action of the net ball of water couples association with heterotrophism, autotrophic denitrification bacterium
With by NO3- N is reduced to N2, realize denitrogenation；(4) phosphorus in sewage is cured removal in conjunction with iron ion.
The tank diameter of CCBF anoxic tankHigh H=5m loads CCBF carrier 60%, volume 11.4m3；CCBF
The tank diameter of aerobic tankHigh H=5m loads CCBF carrier 60%, volume 14.7m3；Reflux pump Q=10m3/h；
DO is maintained at 2.5-3mg/L；It shares 2 air blowers with hydrolysis acidification pool to be aerated, air quantity 2.0m3/ min, wind pressure 30.2kPa, function
Rate 1.1kw.
Dephosphorization mechanism is as shown in Figure 5.The Fe that phosphate anion and ferrous substrate catalysis biological carrier generate3+Reaction, and combine
The water of two molecules generates FePO4·2H2O precipitating, realizes the removal of phosphorus.
CCBF low carbon-nitrogen ratio sewage chemical catalysis biological coupling bed by be catalyzed galvanic interaction discharge from inside to outside [H] or
H2And Fe2+；Ammonia nitrogen in sewage is oxidized to nitrate nitrogen under the action of AOB and NOB；The chemical action and heterotrophism, autotrophy of the net ball of water
Nitrate nitrogen is reduced to nitrogen by denitrifying bacterium coupling collaboration, realizes denitrogenation；Phosphorus in sewage is cured removal in conjunction with iron ion.
Inlet and outlet water water quality situation in system design and practical application is as shown in Table 1 and Table 2.Experimental result can be seen that
Running effect has satisfactorily reached design requirement.
Table 1 designs influent quality (mg/l)
Inlet and outlet water water quality (mg/l) in the application of table 2
Embodiment described above only describe the preferred embodiments of the invention, not to model of the invention
It encloses and is defined, without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technical side of the invention
The various changes and improvements that case is made should all be fallen into the protection scope that claims of the present invention determines.
Claims (10)
1. a kind of highway guard station service area Decentralized Wastewater Treatment, it is characterised in that: including the change excrement being sequentially connected in series
Pond, grid pond, conditioning tank, hydrolysis acidification pool and RBC biological rotating disk and CCBF low carbon-nitrogen ratio sewage chemical catalysis biological coupling bed,
The CCBF low carbon-nitrogen ratio sewage chemical catalysis biological coupling bed includes CCBF anoxic tank and the aerobic tank of CCBF.
2. highway guard station service area Decentralized Wastewater Treatment according to claim 1, it is characterised in that: described
It is connected between hydrolysis acidification pool and the RBC biological rotating disk by elevator pump.
3. highway guard station service area Decentralized Wastewater Treatment according to claim 1, it is characterised in that: described
RBC biological rotating disk is followed successively by inlet water lifting pumps, biochemical reaction zone and settling zone from top to bottom, and RBC biological rotating disk passes through profit wall-shaped
Rotary processing equipment is attached to bacterium and microfauna on disk carriers by the multiple groups disc that rotation is immersed in sewage raw
Long breeding, forms membranaceous biological sludge-biomembrane.
4. highway guard station service area Decentralized Wastewater Treatment according to claim 1, it is characterised in that: described
Grid pond is having a size of 0.8m × 0.5m, and the depth of water is 1m before grid；The conditioning tank is having a size of 2.5m × 3.5m × 3m, dischargeable capacity
20m3, using underground reinforced concrete structure, elevator pump 2 are set in the conditioning tank, promotion pump discharge is 6m3/ h, lift 10m,
Power 0.55kw, the conditioning tank is interior to be equipped with diving mixer.
5. highway guard station service area Decentralized Wastewater Treatment according to claim 1, it is characterised in that: described
Hydrolysis acidification pool uses stereo-elastic composite filling, the strand of the 3 D elastic filler of use spatially evenly distributed spoke in pond
State is penetrated, equably implantation is on each strand for biomembrane, and hydrolysis acidification pool HRT is 8 hours, using underground reinforced concrete
Structure, having a size of 2m × 2.5m × 3m, dischargeable capacity 10m3, bottom of pond be equipped with aeration head, by be aerated on a small quantity make dissolved oxygen DO protect
It holds in 0.2-0.5mg/L；Reflux unit in being arranged between the RBC biological rotating disk and the hydrolysis acidification pool.
6. highway guard station service area Decentralized Wastewater Treatment according to claim 1, it is characterised in that: described
Inclined-plate clarifying basin, the inclined plate are additionally provided between RBC biological rotating disk and CCBF low carbon-nitrogen ratio sewage chemical catalysis biological coupling bed
There is a shallow sedimentation basin between every two pieces of inclined paralled plates of sedimentation basin, the inclined-plate clarifying basin volume is 4m × 2m × 2.8m, built-in
Sludge pump one, flow 7m3/ h, lift 10m, power 0.75kW.
7. highway guard station service area Decentralized Wastewater Treatment according to claim 1, it is characterised in that: described
The tank diameter of CCBF anoxic tankHigh H=5m loads CCBF carrier 60%, volume 11.4m3；The aerobic tank of CCBF
Tank diameterHigh H=5m loads CCBF carrier 60%, volume 14.7m3；Reflux pump Q=10m3/h；DO is maintained at
2.5-3mg/L；It shares 2 air blowers with hydrolysis acidification pool to be aerated, air quantity 2.0m3/ min, wind pressure 30.2kPa, power 1.1kw.
8. the sewage treatment side of highway guard station service area Decentralized Wastewater Treatment as claimed in claim 1 to 7
Method, it is characterised in that: in the RBC biological rotating disk operational process, when in the sewage in disk contact reactive tank, be attached to disk
The biomembrane of on piece is sufficiently contacted and is adsorbed with the organic matter in sewage, while the dissolution in the outer moisture film of organism-absorbing film
Oxygen in the presence of biology enzyme decomposes organic matter, in this course microorganism using decomposing organic matter generate nutrient into
Row self-reproduction maintains the quantity of biomembrane；When disc leaves sewage, disc surface forms thin layer moisture film, and air is not
It dissolves disconnectedly into moisture film, improves moisture film oxygen concentration of ordinary dissolution；Biomembrane is alternately contacted with sewage, air, is formed continuous
Oxygen uptake, absorption, oxygenolysis process；
After the biofilm development on the disc of RBC biological rotating disk to certain thickness, the microorganism of contact disc bit end is due to anoxic
Anaerobic metabolism is carried out, inside forms anaerobic biomembrane, due to the presence of aerobic layer and anaerobic layer, and then removal of ammonia and nitrogen.
9. sewage water treatment method according to claim 8, it is characterised in that: the gradually biology of aging in RBC biological rotating disk
It is constantly peeled off under the film souring that the gas and aeration of the shearing generated and generation are formed when turntable rotates, brings new life
The growth of object film, so that biomembrane is always maintained at higher activity；The biomembrane to fall off flows out outside pond with water outlet, by post precipitation
Equipment sedimentation removal.
10. sewage water treatment method according to claim 9, it is characterised in that: the CCBF low carbon-nitrogen ratio sewage chemistry is urged
Change biological coupling bed and discharges [H] or H from inside to outside by being catalyzed galvanic interaction2And Fe2+；Ammonia nitrogen in sewage is in AOB and NOB
Under the action of be oxidized to nitrate nitrogen；The chemical action of the net ball of water cooperates with heterotrophism, the coupling of autotrophic denitrification bacterium and is reduced to nitrate nitrogen
Nitrogen realizes denitrogenation；Phosphorus in sewage is cured removal in conjunction with iron ion.
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| CN110668652A (en) * | 2019-10-28 | 2020-01-10 | 徐州工程学院 | Rural domestic sewage classification treatment system |
| CN111875062A (en) * | 2020-08-11 | 2020-11-03 | 北京和众大成环保科技有限公司 | Novel sewage treatment process |
| CN111925077A (en) * | 2020-09-09 | 2020-11-13 | 北京涞澈科技发展有限公司 | Distributed domestic sewage integrated treatment system and process |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110526509A (en) * | 2019-09-09 | 2019-12-03 | 北京华科仪科技股份有限公司 | A kind of intelligent and high-efficiency sewage disposal system |
| CN110668652A (en) * | 2019-10-28 | 2020-01-10 | 徐州工程学院 | Rural domestic sewage classification treatment system |
| CN111875062A (en) * | 2020-08-11 | 2020-11-03 | 北京和众大成环保科技有限公司 | Novel sewage treatment process |
| CN111925077A (en) * | 2020-09-09 | 2020-11-13 | 北京涞澈科技发展有限公司 | Distributed domestic sewage integrated treatment system and process |
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