CN110028198A - A kind of processing equipment and its treatment process of super effect integrated sewage water - Google Patents
A kind of processing equipment and its treatment process of super effect integrated sewage water Download PDFInfo
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- CN110028198A CN110028198A CN201910200463.5A CN201910200463A CN110028198A CN 110028198 A CN110028198 A CN 110028198A CN 201910200463 A CN201910200463 A CN 201910200463A CN 110028198 A CN110028198 A CN 110028198A
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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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
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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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
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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
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
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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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- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses the processing equipments and its treatment process of a kind of super effect integrated sewage water, are related to the technical field of sewage treatment.Including the filtration treatment unit, biochemical treatment unit and separation discharge module set gradually；Filtration treatment unit includes conditioning tank, is provided with grid in conditioning tank；Biochemical treatment unit includes the anoxic pond being sequentially communicated, anaerobic pond, aerobic tank, sewage pipe is also communicated between aerobic tank and anoxic pond, multiple deflectors are fixed with along depth direction in anoxic pond, the lower end surface of deflector offers multiple micropores, and the benefit carbon channel for spreading carbon source by micropore is offered in anoxic pond；Separation discharge module includes sedimentation basin, the membrane cisterna being connected to sedimentation basin and the sterilization pool and sludge-tank that are connected to membrane cisterna.The present invention flows sewage successively by deflector, reacts more abundant, and cooperation micropore spreads carbon source, promotes the efficient progress of denitrogenation and dephosphorization, to improve whole treatment effeciency.
Description
Technical field
The present invention relates to the technical field of sewage treatment, a kind of processing equipment more particularly, to super effect integrated sewage water and
Its treatment process.
Background technique
More commonly used in sewage treatment is A2O method, i.e. anaerobic- anoxic- oxic, has good Nitrogen/Phosphorus Removal.
Wherein, the content (Wen Zhongjun is referred to as oxygen content) of the molecular oxygen in anaerobic pond and combined oxygen is lower than anoxic pond, anoxic pond
In oxygen content be lower than aerobic tank, sewage mainly divides organic matter by microorganisms such as various anaerobic bacterias in anaerobic pond
Solution carries out dephosphorization, meanwhile, polyP bacteria mass propagation under anaerobic environment largely absorbs phosphate under aerobic environment to be subsequent
It prepares.And in the environment of anoxic, microorganism then carries out anti-nitration reaction with nitrate nitrogen, ammonia nitrogen, the nitrite nitrogen etc. in sewage,
Nitrogen is finally discharged in the form of nitrogen, achievees the purpose that denitrogenation.Aerobic tank, will be remaining then by the environment of rich oxygen content
Oxidation operation is discharged at inorganic matters such as H2O and CO2, while part aerobic bacteria is reacted with remaining nitrogen, phosphorus, into one
Step reduces the content of nitrogen phosphorus.
Patent publication No. is the Chinese patent of CN108862828A, proposes a kind of municipal sewage denitrogenation dephosphorizing processing work
Skill, include the following steps: first sanitary sewage is filtered after be mixed, successively pass through anaerobic reation pool, hypoxia response pond and
Aerobic reaction tank handles sewage, enters sterilization pool disinfecting, deodorizing after sewage treatment is up to standard, sewage is not up to standard flow back into it is scarce
The processing of oxygen reaction tank, and the exhaust gas that anaerobic reation pool, hypoxia response pond and aerobic reaction tank generate sewage treatment can be by sky
Row reduces air pollution into air after air purifying apparatus processing, and the sewage after disinfection is discharged after precipitating using sedimentation basin, and
Sludge then passes through dehydration and water is passed through mixing pit, the sludge discharge of dehydration.
Prior art among the above has the following deficiencies: since the part microorganism in anaerobic pond and aerobic tank carries out
Consumption carbon source is required to when denitrogenation dephosphorizing, so that sewage of its carbon source of the sewage flowed out from anaerobic pond lower than inflow, this
So that the denitrification rate of sewage will receive influence in anoxic pond, to extend the processing time in anoxic pond, processing is reduced
Efficiency.
Summary of the invention
The purpose of the present invention one, which is to provide, extends in anoxic pond the flow path of sewage, supplementary carbon source to promote denitrification reaction
A kind of processing equipment of the super effect integrated sewage water efficiently and sufficiently carried out.
To achieve the above object, invention provides following technical solutions:
It is a kind of it is super effect integrated sewage water processing equipment, including set gradually filtration treatment unit, biochemical treatment unit and
Separation discharge module；
The filtration treatment unit includes conditioning tank, is provided with grid in the conditioning tank；
The biochemical treatment unit include be arranged successively and be interconnected anoxic pond, anaerobic pond, aerobic tank, the anoxic pond with
The conditioning tank connection, is communicated with sewage pipe, anti-nitre is provided in the anoxic pond between the aerobic tank and the anoxic pond
Change module；
The denitrification module includes the multiple deflectors fixed along the depth direction of the anoxic pond, multiple deflectors it
Between be formed with the serpentine channel flowed from high to low for sewage, the lower end surface of the deflector offers multiple micropores, described
The benefit carbon channel for spreading carbon source by micropore is offered in anoxic pond；
The separation discharge module includes sedimentation basin, the membrane cisterna being connected to the sedimentation basin and disappears with what the membrane cisterna was connected to
Malicious pond and sludge-tank.
By using above-mentioned technical proposal, sewage is first into conditioning tank, and after grid, large granular impurity is by mistake
After filter, sewage continues to flow, and successively passes through anoxic pond, anaerobic pond and aerobic tank, in the environment of different oxygen content, in sewage
Microorganism carries out different reactions from organic matter, completes denitrogenation dephosphorizing.Sewage after denitrogenation dephosphorizing is entered in sedimentation basin and is carried out
Precipitate for the first time, reduce the precipitation and separation pressure of membrane cisterna, carry out second using membrane cisterna and precipitate, the sludge that is finally recovered out and
Moisture, which begins to rehearse, to be put, and the process of entire sewage treatment is completed.
When wherein sewage flows in anoxic pond, the bottom of anoxic pond is gradually flowed into along the serpentine channel between deflector
Portion, the setting of serpentine path increase the flow path of sewage, extend the denitrifying reaction time in sewage, meanwhile, it is multiple to lead
Anoxic pond is divided into the different region of several oxygen content by being arranged for flowing plate, and closer to the region of anoxic bottom of pond portion, its is oxygen-containing
Measure lower, the reaction environment of microorganism is better, and since deflector limits the sewage volume into the region, in unit volume
Sewage can adequately be reacted, in the case where not extending anoxic pond volume, nitric efficiency is higher, saves cost.Together
When, by the micropore of deflector lower end surface, carbon source is spread into anoxic pond, is improved denitrifying rate, is farthest optimized
The nitric efficiency of anoxic pond, also, the micropore of multiple deflectors makes the diffusion of carbon source wider, without stirring, carbon source can be with
Sewage is adequately mixed, so that denitrification reaction is more abundant.
It is gradually drawn into anaerobic pond after the sewage water denitrification of anoxic bottom of pond portion, is conducive to the shape for continuing to keep low oxygen content
State meets the environmental requirement of the microbial reaction in anaerobic pond, while by anoxic pond to the supplement of carbon source, moreover it is possible to promote anaerobism
Phosphorus reaction is removed in pond, improves the treatment effeciency of biochemical treatment unit entirety.
Be further arranged to: the bottom of the sedimentation basin is communicated with the first sludge pipe, and first sludge pipe is far from described
One end of sedimentation basin is connected to the anoxic pond, the anaerobic pond and the aerobic tank respectively.
By using above-mentioned technical proposal, for sewage after sedimentation basin is precipitated, the sludge being settled out passes through the first sludge
Pipe flows back into anoxic pond, anaerobic pond and aerobic tank, and the complete substance of part biochemical treatment unit unreacted is mixed in sludge
And the intermediate material of reaction, it can proceed with chemical reaction after reflux, keep the decomposition of organic matter more abundant.
It is further arranged to: being communicated with the second sludge pipe between the bottom of the sedimentation basin and the sludge-tank.
By using above-mentioned technical proposal, the second sludge pipe will pass through remaining dirt after the first sludge pipe flows back in sedimentation basin
Mud is drained into sludge-tank in time to be accumulated, and composite pollution again is avoided, and is transported outward after accumulating certain amount.
It is further arranged to: being communicated with third sludge pipe between the bottom of the membrane cisterna and the sludge-tank.
By using above-mentioned technical proposal, the sludge being settled out in membrane cisterna is drained into sludge-tank by third sludge pipe in time
It is interior, it avoids mixing again, to reduce the separating pressure of membrane cisterna, improves the separating effect of membrane cisterna.
Be further arranged to: the upper surface of the anaerobic pond is fixed with upper cover, is communicated with exhaust pipe in the upper cover.
By using above-mentioned technical proposal, upper cover will seal at the top of anaerobic pond, guarantee the closed of anaerobic pond internal environment,
Good anaerobic environment is provided, the decomposition of organic matter is promoted, meanwhile, the gas generated in reaction process is arranged in time by exhaust pipe
It handles out, reduces the pressure in anaerobic pond.
Be further arranged to: the bottom of the aerobic tank is fixed with multiple aeration tubes.
It is the sewage diffusion oxygen in aerobic tank by aeration tube, as oxygen is in dirt by using above-mentioned technical proposal
Rising in water, is gradually dissolved in sewage, forms dissolved oxygen, provides good oxidation environment, promote each kinds of oxidation reaction
Progress, improve the efficiency of sewage treatment.
The purpose of the present invention two is to provide stepped ordering processing, a kind of super effect integrated sewage water for improving treatment effeciency
Treatment process.
To achieve the above object, the present invention provides the following technical scheme that
It is a kind of it is super effect integrated sewage water treatment process, using it is as described above it is a kind of it is super effect integrated sewage water processing equipment,
The following steps are included:
S1, sewage enter in conditioning tank after grid filtration, and PH regulator is put into conditioning tank；
S2, sewage after having adjusted pH value successively pass through the denitrification denitrogenation of anoxic pond, anaerobic pond except phosphorus reaction, aerobic tank
In-depth processing, meanwhile, the nitrification liquid that reaction is formed in aerobic tank back flows into anoxic pond by sewage pipe；
S3, the sewage flowed out from the aerobic tank in S2 enter progress first time precipitating in sedimentation basin, obtain high concentration sludge
And primary water；
S4, high concentration sludge separately flow into anoxic pond, anaerobic pond, aerobic tank and sludge-tank, and primary water is then flowed into film
In pond, and phosphate eliminating flocculant is put into membrane cisterna, carry out second and precipitate, obtain and remove phosphorus sludge and water to be discharged；
S5, dephosphorization sludge are flowed into sludge-tank, high concentration sludge in sludge-tank and except phosphorus sludge is periodically transported outward, water to be discharged
It is then flowed into sterilization pool and carries out disinfection, detect rear discharge up to standard.
By using above-mentioned technical proposal, since the dephosphorization in the denitrogenation and anaerobic pond in anoxic pond is required to consumption carbon
Source, and phosphorus is easier to be removed with physico-chemical process, and requirement of the anaerobic pond to low oxygen content is stringenter, so after having adjusted pH value
Sewage is first into anoxic pond, to there is sufficient carbon source to carry out denitrification denitrogenation reaction, then into anaerobic pond,
When the carbon source deficiency of anaerobic pond, cooperates the in-depth processing and the physico-chemical process dephosphorization of membrane cisterna of aerobic tank, can overcome the disadvantages that carbon source deficiency is right
The influence of anaerobic pond dephosphorization accelerates the processing of sewage to imitate so that denitrogenation dephosphorizing also can be up to standard in the limited situation of carbon source
Rate.And nitrate nitrogen is provided from the nitrification liquid flowed back into anoxic pond in aerobic tank for the denitrification in anoxic pond, promote anti-nitre
Change the progress of reaction.
After denitrogenation dephosphorizing, precipitation and separation twice is carried out to sewage, sedimentation basin reduces the water outlet burden of membrane cisterna, is also beneficial to
The volume of membrane cisterna is reduced, cost is saved.The fabulous sludge of settling property carries out first time precipitating in sedimentation basin, formation it is highly concentrated
Biochemical activity substance rich in sludge is spent, flows back into and promotes respectively internal change in anoxic pond, anaerobic pond and aerobic tank
Reaction is learned to carry out；And the poor sludge of sedimentation function then mixes primary water and is flowed into membrane cisterna and carries out second and precipitate, step by step
Separation, better effect.
Be further arranged to: investment has phosphate eliminating flocculant in the membrane cisterna in the S4.
By using above-mentioned technical proposal, phosphate eliminating flocculant generates sediment hard to tolerate with the phosphorus in membrane cisterna and can also adsorb simultaneously
Phosphorus separates phosphorus from primary water, is finally deposited in except dephosphorization caused when in phosphorus sludge, compensating for carbon source deficiency in anaerobic pond
It is undesirable, and except the primary water of dephosphorization then forms water to be discharged, the phosphorus content in sewage is further decreased, discharge mark is reached
It is quasi-.
In conclusion advantageous effects of the invention are as follows:
1. the serpentine channel of a deflector composition flows sewage successively more than, dirty in the environment of each layer of different oxygen content
Water volume is small, is conducive to respective abundant reaction, meanwhile, deflector has also ensured the good anaerobic environment of anoxic bottom of pond portion, makes
Obtaining after sewage enters anaerobic pond can quickly start to react, and improve processing speed；
2. the micropore of deflector lower end surface can be mixed sufficiently uniformly after carbon source diffusion with sewage supplemented with the carbon source in anoxic pond
It closes, promotes the progress of anti-nitration reaction, meanwhile, the sewage phosphorus content entered in anaerobic pond can be also improved, ensures dephosphorization just
It often carries out, improves the treatment effeciency of sewage；
3. anoxic pond is placed on before anaerobic pond, sufficient carbon source is provided for denitrification, while not influencing physico-chemical process dephosphorization,
The efficient progress for ensureing two processes, to improve whole efficiency；
4. sedimentation basin and membrane cisterna cooperation carry out precipitation and separation twice, the separating pressure of membrane cisterna is reduced, the processing of sewage is improved
Quality.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of the processing equipment of super effect integrated sewage water；
Fig. 2 is the partial enlargement diagram of A part in Fig. 1；
Fig. 3 is a kind of processing technological flow figure of super effect integrated sewage water.
Appended drawing reference: 1, conditioning tank；2, grid；3, anoxic pond；4, anaerobic pond；5, aerobic tank；6, deflector；7, micropore；
8, carbon channel is mended；9, sedimentation basin；10, membrane cisterna；11, sterilization pool；12, sludge-tank；13, the first sludge pipe；14, the second sludge pipe；
15, third sludge pipe；16, upper cover；17, exhaust pipe；18, aeration tube；19, sewage pipe.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment one
It referring to Fig.1, is a kind of processing equipment of super effect integrated sewage water disclosed by the invention, including the filtration treatment set gradually
Unit, biochemical treatment unit and separation discharge module；
Referring to Fig.1, filtration treatment unit includes conditioning tank 1, and conditioning tank 1 is upper surface opening setting, and one end of conditioning tank 1 is fixed
There is water inlet pipe, be provided with grid 2 at water inlet pipe in conditioning tank 1, the sewage in conditioning tank 1 will go by grid 2 and carry out
Primary filtration keeps large granular impurity intercepted, convenient for the subsequent processing of sewage.
Referring to Figures 1 and 2, biochemical treatment unit includes the anoxic pond 3 being connected to conditioning tank 1, is detested with what anoxic pond 3 was connected to
Oxygen pond 4 and the aerobic tank 5 being connected to anaerobic pond 4.Anoxic pond 3 is rectangular-shape, and upper surface opening is arranged, and side wall is in upper
Endface is fixed with the first water pipe being connected to conditioning tank 1, the side wall of the first water pipe one end far from anoxic pond 3 and conditioning tank 1
Connection.Multiple horizontally disposed deflectors 6 are fixed with along its depth direction in anoxic pond 3, are four in the present embodiment, deflector
6 length is less than the length of anoxic pond 3, and one end that two neighboring deflector 6 is located remotely from each other is separately fixed at the both ends of anoxic pond 3
On side wall, so that forming a serpentine channel for drainage flow between multiple deflectors 6.
Referring to Figures 1 and 2, sewage is flowed into anoxic pond 3 from the first water pipe, from top to bottom along deflector 6, is extended
Flow path is conducive to extend the reaction time, and sewage enters finally into the bottom of anoxic pond 3, due to interlocking for multiple deflectors 6
Setting, so that the oxygen content of 3 bottom of anoxic pond is minimum, the sewage positioned at 6 lower section of lowest level deflector is in preferable anaerobic environment
Under can be carried out sufficient anti-nitration reaction.Meanwhile the lower end surface of deflector 6 begins with multiple micropores 7, multiple micropores 7 are in water conservancy diversion
The lower end surface rectangular array of plate 6 is distributed, and is offered in deflector 6 and is mended carbon channel 8, is sent into carbon into benefit carbon channel 8 by pump
Source finally sprays from micropore 7, is mixed with sewage, improves denitrifying reaction rate, wherein carbon source is preferably ethyl alcohol.
Referring to Fig.1, it is communicated with the second water pipe between the bottom of anoxic pond 3 and anaerobic pond 4, passes through the dirt after anti-nitration reaction
Water is flowed into the second water pipe, meanwhile, the sewage on upper layer continues on deflector 6 and flows downward in anoxic pond 3, from anoxic pond 3
The sewage of bottom outflow can continue to keep lower oxygen content, be conducive to the reaction in anaerobic pond 4.Anaerobic pond 4 is cuboid
Shape and upper surface opening setting, the upper surface of anaerobic pond 4 is fixed with upper cover 16, makes to keep close inside anaerobic pond 4 by upper cover 16
Closed loop border advantageously reduces the oxygen content in anaerobic pond 4, promotes the reaction of anaerobe.It is communicated at the center of upper cover 16
Exhaust pipe 17, the gas for reacting generation exclude anaerobic pond 4 by exhaust pipe 17, ensure the pressure inside anaerobic pond 4.
Referring to Fig.1, third water pipe is communicated between the side wall of anaerobic pond 4 and aerobic tank 5, after reacting in anaerobic pond 4
Sewage is entered in aerobic tank 5 by third water pipe, is rectangular-shape and upper surface opening setting, the bottom of aerobic tank 5 is fixed
There are multiple aeration tubes 18 to distribute as net shape, oxygen is passed through by aeration tube 18 in the sewage into aerobic tank 5, promotes oxidation
The progress of reaction.It is communicated with sewage pipe 19 between the side wall of aerobic tank 5 and the side wall of anoxic pond 3, sewage is after peroxidization
The nitrification liquid containing nitrate nitrogen and nitrite nitrogen is formed, part nitrification liquid is flowed back into anoxic pond 3 by sewage pipe 19, is anoxic
Nitrate nitrogen and nitrite nitrogen needed for anti-nitration reaction in pond 3 provides microorganism and anti-nitration reaction.
Referring to Fig.1, separation discharge module includes sedimentation basin 9, the membrane cisterna being connected to sedimentation basin 9 10 and connects with membrane cisterna 10
Logical sterilization pool 11 and sludge-tank 12.Sedimentation basin 9 is rectangular-shape and upper surface opening setting, between side wall and aerobic tank 5
It is communicated with the 4th water pipe, the bottom of sedimentation basin 9 is communicated with the first sludge pipe 13 and the second sludge pipe 14, and the first sludge pipe 13 is separate
There are three ports for one end setting of sedimentation basin 9, and three ports are respectively communicated with the side wall in anoxic pond 3, anaerobic pond 4 and aerobic tank 5；
Second one end of sludge pipe 14 far from sedimentation basin 9 is then connected to sludge-tank 12.This makes the sludge that precipitation and separation goes out in sedimentation basin 9
A part back flows into anoxic pond 3, anaerobic pond 4 and aerobic tank 5, promotes the decomposition of organic matter, and another part then directly flows
Enter into sludge-tank 12 and is saved.
Referring to Fig.1, biofilm reactor is fixed in membrane cisterna 10, and membrane cisterna 10 is rectangular-shape and upper surface opening is set
It sets, the 5th water pipe is communicated between the side wall and sedimentation basin 9 of membrane cisterna 10, after the precipitation and separation of sedimentation basin 9, positioned at upper layer
Sewage is flowed into membrane cisterna 10 by the 5th water pipe, is carried out second of precipitation and separation by biofilm reactor, is cooperated sedimentation basin 9
First time precipitating, alleviate the separating pressure of membrane cisterna 10, be conducive to improve separating effect.The side wall and sterilization pool 11 of membrane cisterna 10
Between be communicated with the 6th water pipe, be communicated with third sludge pipe 15 between the bottom and sludge-tank 12 of membrane cisterna 10, it is heavy by membrane cisterna 10
The sewage to form sediment after separating passes through the 6th water pipe with sludge respectively and is flowed into sterilization pool 11 and in sludge-tank 12, completes the place of sewage
Reason.
It the implementation principle of the present embodiment and has the beneficial effect that
Sewage is flowed along conditioning tank 1, anoxic pond 3, anaerobic pond 4, aerobic tank 5, sedimentation basin 9 and membrane cisterna 10, wherein conditioning tank
The 1 main filtering for completing large granular impurity, anoxic pond 3 mainly complete denitrogenation, and anaerobic pond 4 mainly completes dephosphorization, and aerobic tank 5 is main
Oxidation is completed, entire biochemical reaction unit completes the decomposition to organic matter, and last sedimentation basin 9 completes precipitation and separation with membrane cisterna 10,
Finally sewage is made to reach discharge standard.
The setting of 3 inner deflector 6 of anoxic pond extends the flow path of sewage, as sewage is flowed toward lower, anoxic pond 3
Interior anaerobic environment is better, reacts more abundant, while spreading carbon source into anoxic pond 3 by micropore 7, promotes the speed of reaction
Rate optimizes the reaction environment in anoxic pond 3, while also can be subsequent under conditions of not having to enlarging anoxic pond 3 to the maximum extent
Anaerobic pond 4 good reaction condition is provided, to ensure the efficient process of sewage.
Embodiment two
A kind for the treatment of process of super effect integrated sewage water is set according to a kind of processing of super effect integrated sewage water referring to Figure 1 and Figure 3
It is standby, comprising the following steps:
S1, sewage enter in conditioning tank 1 after the filtering of grid 2, PH regulator are put into conditioning tank 1, to the PH of sewage
Value is adjusted, and PH regulator includes at least one of NaOH and Na2CO3.
S2, the sewage after having adjusted pH value successively pass through anoxic pond 3, anaerobic pond 4 and aerobic tank 5；Sewage is in anoxic pond 3
In environment, microorganism and nitrogenous organic matter carry out anti-nitration reaction, nitrogen are formed, to complete denitrogenation；Then, sewage is being detested
In the environment in oxygen pond 4, carries out part and remove phosphorus reaction.
Sewage after dephosphorization is flowed into aerobic tank 5, and the various oxidation operations in sewage are resolved into H2O by aerobic tank 5
With the inorganic matters such as CO2, ammonium oxidation is at nitrate nitrogen or nitrite nitrogen, to form nitrification liquid, then part nitrification liquid is taken to pass through dirt
Water pipe 19 is back in anoxic pond 3, provides nitrate nitrogen or nitrite nitrogen for the anti-nitration reaction of anoxic pond 3.
S3, the sewage flowed out from the aerobic tank 5 in S2, which enters in sedimentation basin 9, to be stood, and carries out first time precipitating, is obtained
High concentration sludge and primary water, the preferable sludge of sedimentation function in sedimentation basin 9 first be deposited separates, and sedimentation function compared with
The sludge of difference is then blended in primary water, is entered in next step treatment process.
S4, high concentration sludge are separately flowed into anoxic pond 3, anaerobic pond 4 and aerobic tank 5 by the first sludge pipe 13, are led to
The second sludge pipe 14 is crossed to be flowed into sludge-tank 12, due in high concentration sludge contain a large amount of microorganisms, can promote anoxic pond 3,
Biochemical reaction in anaerobic pond 4 and aerobic tank 5 improves the efficiency that organic matter decomposes.
Meanwhile primary water is flowed into membrane cisterna 10, and phosphate eliminating flocculant used in S2 is put into membrane cisterna 10, further
Since carbon source deficiency leads to remaining phosphorus after reacting in removal anaerobic pond 4, phosphate eliminating flocculant is that FeCl3 and AlCl3 solution is abundant
NaOH solution is added after mixing, three's molar ratio is 3: 2: 14；Product is filtered out after hybrid reaction and standing, repeatedly with water
Washing to water outlet is neutrality；It is dried at 100 DEG C and the suitable granulated sorbent of size is made.The adsorbable clarification of phosphate eliminating flocculant
Then phosphorus and other impurities in water precipitate, complete dephosphorization, and the poor sludge of sedimentation function can then pass through biofilm reactor
It carries out second to precipitate, obtains and remove phosphorus sludge and water to be discharged；
S5, dephosphorization sludge are flowed into sludge-tank 12, high concentration sludge in sludge-tank 12 and except phosphorus sludge is periodically transported outward, wait arrange
It discharges water, is flowed into sterilization pool 11 and carries out disinfection, detect rear discharge up to standard.
It the implementation principle of the present embodiment and has the beneficial effect that
Anoxic denitrogenation is placed on before anaerobism dephosphorization by whole processing technology, passes through 3 inner deflector 6 of anoxic pond and micropore 7
Setting, denitrogenation is sufficiently efficiently carried out, the sewage oxygen content being flowed into anaerobic pond 4 can meet tightened up quickly
Anaerobic environment, and micropore 7 supplement carbon source can also be entered with sewage in anaerobic pond 4, promote the progress of dephosphorization, simultaneously also
The content of phosphorus can be further decreased by the physico-chemical process of membrane cisterna 10.
First time precipitating is carried out by sedimentation basin 9 before membrane cisterna 10, the preferable sludge of sedimentation function is isolated first
It goes, the poor sludge of sedimentation function then passes through membrane cisterna 10 and separated, and fractional precipitation can be effectively reduced the pressure of membrane cisterna 10, prolong
The service life of long membrane cisterna 10 ensures preferably separating effect, to improve the quality of sewage treatment.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (8)
1. a kind of processing equipment of super effect integrated sewage water, which is characterized in that including filtration treatment unit, the biochemistry set gradually
Processing unit and separation discharge module；
The filtration treatment unit includes conditioning tank (1), is provided with grid (2) in the conditioning tank (1)；
The biochemical treatment unit include be arranged successively and be interconnected anoxic pond (3), anaerobic pond (4), aerobic tank (5), institute
It states anoxic pond (3) to be connected to the conditioning tank (1), is communicated with sewage pipe between the aerobic tank (5) and the anoxic pond (3)
(19), denitrification module is provided in the anoxic pond (3)；
The denitrification module includes the multiple deflectors (6) fixed along the depth direction of the anoxic pond (3), multiple described to lead
The serpentine channel flowed from high to low for sewage is formed between flowing plate (6), the lower end surface of the deflector (6) offers more
A micropore (7), the interior benefit carbon channel (8) offered for spreading carbon source by micropore (7) of the anoxic pond (3)；
The separation discharge module include sedimentation basin (9), the membrane cisterna (10) being connected to the sedimentation basin (9) and with the film
The sterilization pool (11) and sludge-tank (12) of pond (10) connection.
2. a kind of processing equipment of super effect integrated sewage water according to claim 1, which is characterized in that the sedimentation basin
(9) bottom is communicated with the first sludge pipe (13), first sludge pipe (13) far from the sedimentation basin (9) one end respectively with
The anoxic pond (3), the anaerobic pond (4) and the aerobic tank (5) connection.
3. a kind of processing equipment of super effect integrated sewage water according to claim 2, which is characterized in that the sedimentation basin
(9) the second sludge pipe (14) are communicated between bottom and the sludge-tank (12).
4. a kind of processing equipment of super effect integrated sewage water according to claim 3, which is characterized in that the membrane cisterna (10)
Bottom and the sludge-tank (12) between be communicated with third sludge pipe (15).
5. a kind of processing equipment of super effect integrated sewage water according to claim 1, which is characterized in that the anaerobic pond
(4) upper surface is fixed with upper cover (16), is communicated with exhaust pipe (17) in the upper cover (16).
6. a kind of processing equipment of super effect integrated sewage water according to claim 1, which is characterized in that the aerobic tank
(5) bottom is fixed with multiple aeration tubes (18).
7. a kind for the treatment of process of super effect integrated sewage water, which is characterized in that the treatment process is according to described in claim 3 or 4
It is a kind of it is super effect integrated sewage water processing equipment, comprising the following steps:
S1, sewage enter in conditioning tank (1) after grid (2) are filtered, and PH regulator is put into conditioning tank (1)；
S2, the sewage after having adjusted pH value successively pass through the denitrification denitrogenation of anoxic pond (3), anaerobic pond (4) except phosphorus reaction, good
The in-depth in oxygen pond (5) is handled, meanwhile, the nitrification liquid that reaction is formed in aerobic tank (5) is back flowed into scarce by sewage pipe (19)
Oxygen pond (3)；
S3 is entered from the sewage flowed out in the aerobic tank (5) in S2 and is carried out first time precipitating in sedimentation basin (9), is obtained highly concentrated
Spend sludge and primary water；
S4, high concentration sludge separately flow into anoxic pond (3), anaerobic pond (4), aerobic tank (5) and sludge-tank (12), clarification
Water is then flowed into membrane cisterna (10), and phosphate eliminating flocculant is put into membrane cisterna (10), is carried out second and is precipitated, obtains and remove phosphorus sludge
With water to be discharged；
S5, dephosphorization sludge are flowed into sludge-tank (12), high concentration sludge in sludge-tank (12) and except phosphorus sludge is periodically transported outward,
Water to be discharged is then flowed into sterilization pool (11) and carries out disinfection, and detects rear discharge up to standard.
8. a kind for the treatment of process of super effect integrated sewage water according to claim 7, which is characterized in that the film in the S4
Investment has phosphate eliminating flocculant in pond (10).
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