CN107324608A - A kind of sewage water treatment method and device - Google Patents
A kind of sewage water treatment method and device Download PDFInfo
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- CN107324608A CN107324608A CN201710732930.XA CN201710732930A CN107324608A CN 107324608 A CN107324608 A CN 107324608A CN 201710732930 A CN201710732930 A CN 201710732930A CN 107324608 A CN107324608 A CN 107324608A
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- reaction tank
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- 239000010865 sewage Substances 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 238000006243 chemical reaction Methods 0.000 claims abstract description 112
- 238000004062 sedimentation Methods 0.000 claims abstract description 67
- 239000012530 fluid Substances 0.000 claims abstract description 26
- 238000006396 nitration reaction Methods 0.000 claims abstract description 26
- 230000001580 bacterial effect Effects 0.000 claims abstract description 24
- 239000000203 mixture Substances 0.000 claims abstract description 24
- 239000006228 supernatant Substances 0.000 claims abstract description 15
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 14
- 239000011574 phosphorus Substances 0.000 claims abstract description 14
- 238000007493 shaping process Methods 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims description 15
- 238000005273 aeration Methods 0.000 claims description 12
- 239000005416 organic matter Substances 0.000 claims description 10
- 239000004744 fabric Substances 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000010129 solution processing Methods 0.000 claims 1
- 239000010802 sludge Substances 0.000 abstract description 17
- 241000894006 Bacteria Species 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 5
- 229910052799 carbon Inorganic materials 0.000 abstract description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000003245 coal Substances 0.000 description 4
- 229920000388 Polyphosphate Polymers 0.000 description 3
- 229920000037 Polyproline Polymers 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000001205 polyphosphate Substances 0.000 description 3
- 235000011176 polyphosphates Nutrition 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical compound [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/308—Biological phosphorus removal
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
-
- 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
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/04—Flow arrangements
- C02F2301/046—Recirculation with an external loop
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
This application provides a kind of sewage water treatment method, including the phosphorus of releasing that sewage transport to the first reaction tank is carried out into dephosphorization bacterial is handled；Treatment fluid in first reaction tank is subjected to layered shaping by the first sedimentation basin；Upper strata supernatant after being layered in first sedimentation basin is delivered into the second reaction tank and carries out nitration reaction；Treatment fluid through nitration reaction in lower floor's mud mixture after being layered in first sedimentation basin and the second reaction tank is delivered into the 3rd reaction tank and carries out denitrification and dephosphorization processing, it can solve the problems, such as the race problem of sludge age and denitrifying bacterium and dephosphorization bacterial for carbon source of nitrifier and dephosphorization bacterial simultaneously, its dephosphorization and denitrification effect is good, and treatment effeciency is high.Present invention also provides a kind of sewage-treatment plant.
Description
Technical field
The application is related to a kind of sewage disposal technology, and in particular to a kind of sewage water treatment method and device.
Background technology
With the reinforcement of environmentally friendly supervision, sewage plant pollutant emission standard is more and more low.There are a variety of dirts at present
The method and device of water factory's sewage disposal.And denitrification dephosphorization technique is single sludge organism system in these method and devices, i.e.,
Oxidation operation, nitrification, denitrification and biological phosphate-eliminating are completed using mixed microorganism population.Single sludge denitrification dephosphorization process is deposited
In many shortcomings：(1) the sludge age contradiction of dephosphorization bacterial and nitrifier lead to not so that two kinds of strains given play to maximum dephosphorization and
Nitrification effect；(2) the alternate operating condition of aerobic/anaerobic is unfavorable for the life of nitrifier in traditional single sludge denitrification dephosphorization process
It is long；(3) under the conditions of carbon source is not enough, the competition of denitrifying bacterium and dephosphorization bacterial to carbon source causes denitrification and phosphor-removing effect poor.
The double sludge denitrification dephosphorization process developed on the basis of traditional denitrification dephosphorization technique, such as DEPHANOX techniques and
Although A2N-SBR techniques can control the sludge age of polyP bacteria and denitrifying bacterium respectively, and then optimize culture, surmount sludge and take
The ammonia nitrogen of band can not be completely removed in subsequent processing units, for total nitrogen and the low life of ammonia-nitrogen content height, organic concentration
Sewage, existing pair of mud method denitrification dephosphorization technique can not make water outlet reach discharge standard.
Therefore, the sludge age contradiction of nitrifier and dephosphorization bacterial can be solved by being badly in need of a kind of new processing method of offer or device,
The problem of Immobilized culture and denitrification for Removing Nitrogen and the phosphor-removing effect difference of different strain can be solved again.
Apply for content
In view of the problem of background technology is present, the purpose of the application is to provide a kind of sewage water treatment method and device, its
The sludge age and denitrifying bacterium and dephosphorization bacterial of nitrifier and dephosphorization bacterial can be solved the problems, such as simultaneously for the race problem of carbon source, and it is removed
Phosphorus-denitrification effect is good, and treatment effeciency is high.
To achieve these goals, the application's in a first aspect, this application provides a kind of sewage water treatment method, bag
Include：
The phosphorus of releasing that sewage transport to the first reaction tank is carried out into dephosphorization bacterial is handled；
Treatment fluid in first reaction tank is subjected to layered shaping by the first sedimentation basin；
Upper strata supernatant after being layered in first sedimentation basin is delivered into the second reaction tank and carries out nitration reaction；
By in first sedimentation basin be layered after lower floor's mud mixture and second reaction tank in through nitration reaction
Treatment fluid deliver to the 3rd reaction tank carry out denitrification and dephosphorization processing.
In the second aspect of the application, this application provides a kind of sewage-treatment plant, including：
First reaction tank, dephosphorization bacterial is carried out to sewage releases phosphorus processing；
First sedimentation basin, is connected with first reaction tank, and the treatment fluid in first reaction tank is carried out at layering
Reason；
Second reaction tank, is connected with first sedimentation basin, to the upper strata supernatant after layering in first sedimentation basin
Carry out nitration reaction；
3rd reaction tank, is connected with first sedimentation basin and second reaction tank, in first sedimentation basin points
The treatment fluid through nitration reaction carries out denitrification and dephosphorization processing in lower floor's mud mixture and second reaction tank after layer.
The application's has the beneficial effect that：
Releasing in phosphorus processing, the second reaction tank for dephosphorization bacterial is carried out in the first reaction tank and carries out nitrification processing, using two
Processing pond avoid the sludge age contradiction due to dephosphorization bacterial and nitrifier and cause two kinds of strains can not give play to maximum dephosphorization and
Nitrify denitrification effect；Cultivate to cultivate in dephosphorization bacterial, the second reaction tank in first reaction tank and cultivate anti-in nitrifier, the 3rd reaction tank
Nitrification liquid in nitrifier dephosphorization bacterial, the second reaction tank, which enters, provides oxidation of coal bacterium in the 3rd reaction tank, each strain post-directed training
It does not interfere with each other so as to play dephosphorization-nitrification denitrification effect of maximum, and treatment effeciency is high；The offer of oxidation of coal bacterium simultaneously will be solved
The race problem determined between dephosphorization and denitrogenation to carbon source.
Brief description of the drawings
Fig. 1 is the fundamental diagram of the application sewage water treatment method and device.
Embodiment
The following detailed description of the sewage water treatment method and the embodiment of device according to the application.
Illustrate the sewage water treatment method according to the application first aspect first.
As shown in figure 1, sewage water treatment method includes sewage transport to the first reaction tank 1 carrying out the releasing at phosphorus of dephosphorization bacterial
Reason；Treatment fluid in first reaction tank 1 is subjected to layered shaping by the first sedimentation basin 2；After being layered in the first sedimentation basin 2
Upper strata supernatant delivers to the second reaction tank 3 and carries out nitration reaction；By in the first sedimentation basin 2 be layered after lower floor's mud mixture and
The treatment fluid through nitration reaction delivers to the 3rd reaction tank 4 and carries out denitrification and dephosphorization processing in second reaction tank 3.
First reaction tank is anaerobic pond, sewage stops 0.5~3 hour in the first reaction tank 1, and the first reaction tank 1 is detested
Oxygen environment provides for dephosphorization bacterial releases phosphorus environment.The treatment fluid handled by the first reaction tank 1 is divided into the first sedimentation basin 2
Layer processing, the upper strata supernatant after layering, which enters to be placed with the second reaction tank 3 of nitrifier to stop 0.5~3 hour, carries out nitre
Change reaction.Lower floor's mud mixture after being layered in first sedimentation basin 2 and the nitrification liquid after the nitration reaction of the second reaction tank 3 are together
Into in the 3rd reaction tank 4, the nitrification liquid after the nitration reaction of the second reaction tank 3 enters in the 3rd reaction tank 4 because nitration reaction
Product so as to for the 3rd reaction tank 4 provide oxidation of coal bacterium, the 3rd reaction tank 4 be anaerobic environment and simultaneously be placed with denitrification
Dephosphorization bacterial, lower floor's mud mixture and nitrification liquid stop 0.5~3 hour to carry out denitrification and life in the 3rd reaction tank 4
Thing dephosphorization.
Treatment fluid after the 3rd reaction tank 4 carries out denitrification and dephosphorization processing is delivered to the second sedimentation basin 5 and divided
Layer processing, the upper strata supernatant after layering is delivered to the second reaction tank 3 and carries out nitration reaction.Wherein, the upper strata supernatant after layering
Liquid enters back into the effluent dephosphorization pond (not shown) integrated with the second sedimentation basin, and dephosphorization agent uses lime, after dephosphorization on
Clear liquid enters back into the second reaction tank 3 for be placed with nitrifier and carries out nitration reaction, after the addition because of lime can also be in addition
Continuous nitration reaction provides alkalescence condition and also enhances nitration reaction.
Lower floor's mud mixture after being layered in second sedimentation basin 5 delivers to aeration tank 6 and carries out organic matter resolution process, aeration
Pond 6 is handled lower floor's mud mixture using activated sludge process, and lower floor's mud mixture residence time in aeration tank 6 is
2~6 hours, meet the blended sliver that oxygen amount and lower floor's mud mixture required for organic matter are fully contacted with activated sludge
Part, so that organic matter is fully decomposed.
Treatment fluid after the organic matter resolution process of aeration tank 6 is delivered to the 3rd sedimentation basin 7 and carries out layered shaping, after layering
Upper strata supernatant can be discharged up to discharge standard, and lower floor's mud mixture delivers to first reaction tank 1 and carries out polyP bacteria
Release phosphorus processing.
Nitrifier, denitrifying bacterium, dephosphorization bacterial, oxidation of coal bacterium are post-directed training in sewage disposal process, each other mutually
Interference is mended, so as to solve the problems, such as the problem of wastewater treatment efficiency is poor caused by sludge age each other.Three-level sedimentation basin
Mud-water separation, and three circulations, good sewage processing effect and efficiency high are formed by the backflow of supernatant respectively.
Secondly the sewage-treatment plant according to the application second aspect is illustrated.
As shown in figure 1, sewage-treatment plant is including the first reaction tank 1, the first sedimentation basin 2 being connected with the first reaction tank 1,
The second reaction tank 3 being connected with the first sedimentation basin 2, the 3rd reaction tank 4 being all connected with the first sedimentation basin 2 and the second reaction tank 3.
The phosphorus of releasing that first reaction tank 1 is used to carry out sewage dephosphorization bacterial is handled, and the first sedimentation basin 2 is used for the place in the first reaction tank 1
Manage liquid and carry out layered shaping, the second reaction tank 3 is anti-for being nitrified to the upper strata supernatant progress after layering in the first sedimentation basin 2
Should, the 3rd reaction tank 4 be used in the first sedimentation basin 2 be layered after lower floor's mud mixture and the second reaction tank 3 in through nitrification
The treatment fluid of reaction carries out denitrification and dephosphorization processing.
First sedimentation basin 1 is preferably vertical sedimentation basin, and treatment fluid is by being located at the water inlet pipe at sedimentation basin center from top to bottom
It is discharged into pond, the outlet of water inlet divides into umbrella-shaped baffle 21, waste water is uniformly distributed in pond, it is then slow along the whole section in pond
Rise.Suspension is settled in bottom of pond taper sludge bucket under gravity, and downflow weir of the clear liquid around the upper end of pond is (in figure not
Show) middle discharge.Also scum trough and baffle plate can be set before downflow weir, it is ensured that effluent quality.
In the embodiment according to the application sewage-treatment plant, sewage-treatment plant also includes the first elevator pump 8, with
Second reaction tank 3 is connected with the 3rd reaction tank 4, for the treatment fluid through nitration reaction in the second reaction tank 4 to be delivered into the 3rd
Reaction tank 3.The treatment fluid through nitration reaction is delivered to the 3rd reaction tank 4 using supervisor plus the water distribution of branch pipe in second reaction tank 3
Structure, it is responsible for 91 and inserted inside the 3rd reaction tanks 4, parallel with the vertical branch pipe 91 of supervisor 92 and close to the 3rd reaction tank 4
Sewage mixture and nitrification liquid, are evenly distributed in the 3rd reaction tank to carry out dephosphorization-nitrification denitrogenation by bottom surface by branch pipe 91
Reaction, while such a cloth water-bound may also function as the effect of hydraulic mixing.
In the embodiment according to the application sewage-treatment plant, filler is filled with the second reaction tank 3, filler is preferred
For polyurethane foam, the nitrifier that can be fixed in the second reaction tank 3 prevents the loss of nitrifier.
In the embodiment according to the application sewage-treatment plant, sewage-treatment plant also includes the second sedimentation basin 5, with
3rd reaction tank 4 is connected, and layered shaping is carried out for carrying out the treatment fluid after denitrification and dephosphorization processing to the 3rd reaction tank 4.
Second sedimentation basin 5 is preferably vertical sedimentation basin, and treatment fluid is discharged into pond from top to bottom by the water inlet pipe for being located at sedimentation basin center,
The outlet of water inlet divides into umbrella-shaped baffle 51, waste water is uniformly distributed in pond, then slowly rises along the whole section in pond.Suspend
Thing is settled in bottom of pond taper sludge bucket under gravity, and clear liquid is arranged from the downflow weir (not shown) around the upper end of pond
Go out.Also scum trough and baffle plate can be set before downflow weir, it is ensured that effluent quality.
Second sedimentation basin 5 is connected with the second reaction tank 3 by the second elevator pump 9, after being layered in the second sedimentation basin 5
Upper strata supernatant is delivered to the second reaction tank 3 and carries out nitration reaction.
In the embodiment according to the application sewage-treatment plant, sewage-treatment plant also includes aeration tank 6, with second
Sedimentation basin 5 is connected, and organic matter resolution process is carried out for lower floor's mud mixture after to being layered in the second sedimentation basin 5.Sewage
Processing unit also includes the 3rd sedimentation basin 7 being connected with aeration tank 6, for the place to aeration tank 6 after organic matter resolution process
Manage liquid and carry out layered shaping.Upper strata supernatant after layering can be discharged up to discharge standard, and lower floor's mud mixture passes through the
What three elevator pumps 10 were delivered to that the first reaction tank 1 carries out polyP bacteria releases phosphorus processing, the 3rd elevator pump 10 and the 3rd sedimentation basin 7 and the
One reaction tank 1 is connected.3rd sedimentation basin 7 is preferably vertical sedimentation basin, and treatment fluid is by being located at the water inlet pipe at sedimentation basin center certainly
It is discharged under above in pond, the outlet of water inlet divides into umbrella-shaped baffle 71, waste water is uniformly distributed in pond, then along the whole disconnected of pond
Face slowly rises.Suspension is settled in bottom of pond taper sludge bucket under gravity, and clear liquid is from the downflow weir around the upper end of pond
Discharged in (not shown).Also scum trough and baffle plate can be set before downflow weir, it is ensured that effluent quality.
Lower floor's mud mixture after being layered in 3rd sedimentation basin 7 is delivered to the first reaction tank 1 and adds branch pipe using supervisor
Cloth water-bound 11, the supervisor 112 of cloth water-bound 11 is inserted inside the first reaction tank 1, and the branch pipe 111 vertical with supervisor 112 is parallel
And close to the bottom surface of first reaction tank 1, inputted by branch pipe 111 by the sewage mixture of the 3rd sedimentation basin 7 and subsequently
Sewage be evenly distributed in the first reaction tank 1 with carry out dephosphorization bacterial release phosphorus processing, while such a cloth water-bound may also function as
The effect of hydraulic mixing.
Claims (16)
1. a kind of sewage water treatment method, including：
The phosphorus of releasing that sewage transport to the first reaction tank is carried out into dephosphorization bacterial is handled；
Treatment fluid in first reaction tank is subjected to layered shaping by the first sedimentation basin；
Upper strata supernatant after being layered in first sedimentation basin is delivered into the second reaction tank and carries out nitration reaction；
By the place through nitration reaction in lower floor's mud mixture after being layered in first sedimentation basin and second reaction tank
Reason liquid delivers to the 3rd reaction tank and carries out denitrification and dephosphorization processing.
2. sewage water treatment method according to claim 1, it is characterised in that the sewage water treatment method also includes will be described
The treatment fluid that 3rd reaction tank is carried out after denitrification and dephosphorization processing, which is delivered in the second sedimentation basin, carries out layered shaping.
3. sewage water treatment method according to claim 2, it is characterised in that upper after being layered in second sedimentation basin
Layer supernatant is delivered to second reaction tank and carries out nitration reaction.
4. sewage water treatment method according to claim 2, it is characterised in that under after being layered in second sedimentation basin
Layer mud mixture delivers to aeration tank and carries out organic matter resolution process.
5. sewage water treatment method according to claim 4, it is characterised in that after the aeration tank organic matter resolution process
Treatment fluid be delivered to the 3rd sedimentation basin carry out layered shaping.
6. sewage water treatment method according to claim 5, it is characterised in that under after being layered in the 3rd sedimentation basin
The phosphorus of releasing that layer mud mixture is delivered to the first reaction tank progress dephosphorization bacterial is handled.
7. a kind of sewage-treatment plant, including：
First reaction tank, dephosphorization bacterial is carried out to sewage releases phosphorus processing；
First sedimentation basin, is connected with first reaction tank, and layered shaping is carried out to the treatment fluid in first reaction tank；
Second reaction tank, is connected with first sedimentation basin, and the upper strata supernatant after layering in first sedimentation basin is carried out
Nitration reaction；
3rd reaction tank, is connected with first sedimentation basin and second reaction tank, after being layered in first sedimentation basin
Lower floor's mud mixture and second reaction tank in treatment fluid through nitration reaction carry out denitrification and dephosphorization processing.
8. sewage-treatment plant according to claim 7, it is characterised in that the sewage-treatment plant is also carried including first
Pump is risen, is connected with second reaction tank and the 3rd reaction tank, by the processing through nitration reaction in second reaction tank
Liquid is delivered to the 3rd reaction tank.
9. sewage-treatment plant according to claim 8, it is characterised in that through nitration reaction in second reaction tank
Treatment fluid is delivered to the 3rd reaction tank using supervisor plus the cloth water-bound of branch pipe, and the supervisor inserts the 3rd reaction tank
Inside, the arms parallel vertical with the supervisor and close to the 3rd reaction tank bottom surface.
10. sewage-treatment plant according to claim 7, it is characterised in that filler is filled with second reaction tank.
11. sewage-treatment plant according to claim 7, it is characterised in that the sewage-treatment plant also includes second
Sedimentation basin, is connected with the 3rd reaction tank, and the treatment fluid after denitrification and dephosphorization processing is carried out to the 3rd reaction tank and is entered
Row layered shaping.
12. sewage-treatment plant according to claim 11, it is characterised in that the sewage-treatment plant also includes second
Elevator pump, is connected with second sedimentation basin and second reaction tank, by the upper strata after being layered in second sedimentation basin
Clear liquid is delivered to second reaction tank and carries out nitration reaction.
13. sewage-treatment plant according to claim 11, it is characterised in that the sewage-treatment plant also includes aeration
Pond, is connected with second sedimentation basin, and organic matter point is carried out to lower floor's mud mixture after layering in second sedimentation basin
Solution processing.
14. sewage-treatment plant according to claim 13, it is characterised in that the sewage-treatment plant also includes the 3rd
Sedimentation basin, is connected with the aeration tank, and layered shaping is carried out to treatment fluid of the aeration tank after organic matter resolution process.
15. sewage-treatment plant according to claim 14, it is characterised in that the sewage-treatment plant also includes the 3rd
Elevator pump, is connected with the 3rd sedimentation basin and first reaction tank, by lower floor's mud after being layered in the 3rd sedimentation basin
The phosphorus of releasing that aqueous mixtures are delivered to the first reaction tank progress dephosphorization bacterial is handled.
16. sewage-treatment plant according to claim 15, it is characterised in that under after being layered in the 3rd sedimentation basin
Layer mud mixture is delivered to first reaction tank using supervisor plus the cloth water-bound of branch pipe, supervisor's insertion described first
Inside reaction tank, the arms parallel vertical with the supervisor and close to the first reaction tank bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710732930.XA CN107324608A (en) | 2017-08-24 | 2017-08-24 | A kind of sewage water treatment method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710732930.XA CN107324608A (en) | 2017-08-24 | 2017-08-24 | A kind of sewage water treatment method and device |
Publications (1)
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| CN107324608A true CN107324608A (en) | 2017-11-07 |
Family
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Family Applications (1)
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| CN201710732930.XA Pending CN107324608A (en) | 2017-08-24 | 2017-08-24 | A kind of sewage water treatment method and device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108483657A (en) * | 2018-06-01 | 2018-09-04 | 王金龙 | A kind of denitrification and dephosphorization method of phosphorus cycle |
| CN108706730A (en) * | 2018-06-01 | 2018-10-26 | 王金龙 | A kind of low ratio of carbon to ammonium biological carbon and phosphorous removal method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN108483657A (en) * | 2018-06-01 | 2018-09-04 | 王金龙 | A kind of denitrification and dephosphorization method of phosphorus cycle |
| CN108706730A (en) * | 2018-06-01 | 2018-10-26 | 王金龙 | A kind of low ratio of carbon to ammonium biological carbon and phosphorous removal method |
| CN108483657B (en) * | 2018-06-01 | 2022-07-29 | 王金龙 | Nitrogen and phosphorus removal method for phosphorus circulation |
| CN108706730B (en) * | 2018-06-01 | 2022-08-09 | 青岛锦龙弘业环保有限公司 | Biological nitrogen and phosphorus removal method with low carbon-nitrogen ratio |
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