CN209052457U - A kind of simultaneous phosphorus and nitrogen removal sbr reactor device - Google Patents
A kind of simultaneous phosphorus and nitrogen removal sbr reactor device Download PDFInfo
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- CN209052457U CN209052457U CN201821571866.8U CN201821571866U CN209052457U CN 209052457 U CN209052457 U CN 209052457U CN 201821571866 U CN201821571866 U CN 201821571866U CN 209052457 U CN209052457 U CN 209052457U
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Abstract
The utility model discloses a kind of simultaneous phosphorus and nitrogen removal sbr reactor devices, it is related to field of waste water treatment, the pond level-one dephosphorization SBR including series connection, the second level pond denitrogenation SBR and storage basin, the first overflow net and the second overflow net is respectively set in the pond level-one dephosphorization SBR and the pond the second level denitrogenation SBR top, the first aeration air hose and the first aeration head are provided in the pond the level-one dephosphorization SBR pond, the second aeration air hose and the second aeration head are provided in the pond the second level denitrogenation SBR pond, the first aeration air hose is connect by the first air switching valve with blower with first aeration head, the second aeration air hose is connect by the second air switching valve with the blower with second aeration head.The utility model has the advantage of dephosphorization, denitrogenations individually to complete in the reactor, and not only dephosphorization, denitrification effect are good and simple and practical in structure, and the residence time is short, stable effluent quality, and high degree of automation is widely used.
Description
Technical field
The utility model relates to field of waste water treatment more particularly to a kind of simultaneous phosphorus and nitrogen removal sbr reactor devices.
Background technique
With the development of economy, many industries, such as: Fine Chemical, livestock and poultry breeding industry, farm and sideline product processing industry row
Enter a large amount of waste water, causes serious water pollution problems.These waste water have the characteristics that common, a content of nitrogen and phosphorous height.And C:
N:P is out of proportion, and using traditional technique, system flow is long, and to remove difficulty very big simultaneously by N, P.
SBR sequencing batch active sludge technique has simple process, and treatment effect is stable, anti impulsion load power is strong, water outlet
The advantages that water quality is good, flexible operation, occupied area are few.Exist in phosphate uptake denitrogenation and is widely applied.But due to life
Object dephosphorization process is mainly to adsorb the phosphorus in waste water by aerobic thermophilic phosphorus then to pass through the effect that discharge sludge realizes dephosphorization, thermophilic phosphorus
It is relatively short that bacterium grows the time in epoch, and nitrification employed in biological denitrificaion, time in nitrite bacteria epoch are long, need sludge age
It is long, if needing simultaneous phosphorus and nitrogen removal, conventional SBR denitrification dephosphorization technique in the same pond SBR.Often effect is very low, can not
The effect of simultaneous phosphorus and nitrogen removal is realized on real meaning.
In addition in traditional SBR technique, for part high ammonia-nitrogen wastewater, since C/N is low, in the denitrification stage, there are carbon sources
Deficiency needs additionally to increase carbon source, often results in that operating cost is higher, complex management.In recent years, the new bio developed
Denitrification process has: short-cut nitrification-denitrification technique, synchronous nitration-denitrification process, half nitrification (SHARON) technique, limit oxygen are certainly
Nitrification-denitrification (OLAND) technique etc. is supported, though these techniques can greatly save aeration quantity, and denitrification rank can be greatly reduced
The addition of carbon source in section.Its principle are as follows: ANAMMOX (Anaerobic Ammonia Oxidation) technique is to be with nitrate
Electron acceptor, using ammonia as direct electron donor, convert nitrate, cultured water to the anti-nitration reaction of nitrogen, the reaction
Carbon source is not needed, preferably solves the problems, such as denitrifying carbon source deficiency.Complex operation in actual production.But ammoxidation is thin
Bacterium condition of culture is tight, and cultivation cycle is long, and highly concentrated ammonia nitrogen plays inhibiting effect to nitrifier in water inlet, and process flow is long, accounts for
Ground area is big, and operation and maintenance are inconvenient.Therefore ANAMMOX technique is difficult independently to use in practice under normal circumstances.
In addition, traditional dephosphorization denitrogenation sbr reactor device, there is also anoxic phases to need using mechanical stirring, and maintenance cost is high,
Malfunction.
Therefore, those skilled in the art is dedicated to developing a kind of simultaneous phosphorus and nitrogen removal sbr reactor device.It not only synchronizes and removes
Phosphorus, denitrification effect are good, and simple and practical in structure, land occupation less, reagent cost is low, flexible operation and stable water outlet.
Utility model content
In view of the above drawbacks of the prior art, technical problem to be solved in the utility model is to develop a kind of synchronization to remove
Phosphorus denitrogenation sbr reactor device.Synchronous dephosphorization, denitrification effect is good and simple and practical in structure, take up an area less, reagent cost is low, flexible operation
And stable water outlet.
To achieve the above object, the utility model provides a kind of simultaneous phosphorus and nitrogen removal sbr reactor device, including is connected in series
The pond level-one dephosphorization SBR, the second level pond denitrogenation SBR and storage basin, on the pond level-one dephosphorization SBR and the pond second level denitrogenation SBR
The first overflow net and the second overflow net is respectively set in portion, be provided in the pond the level-one dephosphorization SBR pond the first aeration air hose with
First aeration head is provided with the second aeration air hose and the second aeration head, first aeration in the pond the second level denitrogenation SBR pond
Air hose is connect by the first air switching valve with blower with first aeration head, the second aeration air hose and described the
Two aeration heads are connect by the second air switching valve with the blower.
Further, third air switching valve is arranged in the pond level-one dephosphorization SBR, sludge is discharged.
Further, sludge reflux mouth is arranged in the storage basin, and the sludge reflux mouth is returned by first pipe and sludge
Stream pump connection, the sludge reflux pump also pass through second pipe and connect with the third air switching valve.
Further, gradient i, gradient i=1%~3%, for precipitating described in inflow is arranged in the storage basin bottom
The sludge of storage basin.
Further, the material of the first aeration air hose and the second aeration air hose is plastic conduit or metal tube
Road.
Further, first aeration head and second aeration head are arranged to boring aeration pipe or diaphragm type is aerated
Head.
Further, jet pump is set in the pond second level denitrogenation SBR, third overflow net is set above the jet pump,
Second aeration head is jet-flow aeration head, and the outlet conduit of the jet pump connects air bypass pipe, the air bypass pipe
It is arranged to connect with second air switching valve.
Further, sponge filler is provided in the pond second level denitrogenation SBR.
Further, the sponge filler specification is 0.5~1cm3。
Further, the sponge filler loadings are the 1%~10% of pool capacity.
A kind of simultaneous phosphorus and nitrogen removal sbr reactor device of the utility model and traditional dephosphorization denitrogenation reactor have following excellent
Point:
1. dephosphorization and denitrogenation are individually handled in two series connection ponds SBR respectively, easy to operate, dephosphorization, denitrification effect are good.
2. the pond dephosphorization SBR passes through unlatching/closing ratio of setting air switch valve, suction is synchronously completed in the same pond
Phosphorus, spoil disposal dephosphorization, it is short, easy to operate to have process.
3. sponge filler is added in the pond denitrogenation SBR, by the unlatching ratio of setting air switch valve, and jet mixing is utilized
Mode realizes that nitrococcus and two class bacterium of ammoxidation are grown simultaneously in filler, passes through anaerobism in the same pond SBR
The mode of ammoxidation completes denitrogenation, and not only the residence time is long, small to carbon source demand amount, and denitrification effect is stablized, and in addition uses
Compared with tradition machinery stirring, maintenance cost is low, more energy efficient for jet pump stirring.
4. storage basin is equipped with sludge settling and sludge reflux, the utilization efficiency of activated sludge is improved, it is anti-to also improve unit
The active biomass in device volume is answered, the shock resistance rate and treatment effect of technique are also further improved.
Make furtherly below with reference to technical effect of the attached drawing to the design of the utility model, specific structure and generation
It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Detailed description of the invention
Fig. 1 is a kind of structural representation of simultaneous phosphorus and nitrogen removal sbr reactor device of a preferred embodiment of the utility model
Figure.
In figure: the pond 01- level-one dephosphorization SBR, the pond 02- second level denitrogenation SBR, 03- storage basin, the first air switching valve of 04-,
The second air switching valve of 05-, 06- third air switching valve, the first aeration head of 07-, 08- first are aerated air hose, and 09- jet stream exposes
Gas head, 10- sponge filler, 11- blower, 12- air bypass, 13- sludge reflux mouth, 14- sludge reflux pump, 15- jet pump,
16- second is aerated air hose.
Specific embodiment
The preferred embodiment that the utility model is introduced below with reference to Figure of description, keeps its technology contents clearer
Be easy to understand.The utility model can be emerged from by many various forms of embodiments, the protection of the utility model
Range is not limited only to the embodiment mentioned in text.
In the accompanying drawings, the identical component of structure is indicated with same numbers label, everywhere the similar component of structure or function with
Like numeral label indicates.The size and thickness of each component shown in the drawings are to be arbitrarily shown, and there is no limit by the present invention
The size and thickness of each component.Apparent in order to make to illustrate, some places suitably exaggerate the thickness of component in attached drawing.
As shown in Figure 1, a kind of simultaneous phosphorus and nitrogen removal sbr reactor device of the utility model.Reactor is by being divided into one in structure
03 3 pond grade dephosphorization SBR 01, the pond second level denitrogenation SBR 02 and storage basin units, wherein the pond level-one dephosphorization SBR 01 is mainly benefit
Phosphorus From Wastewater is adsorbed with polyP bacteria, overflow net is arranged in right upper portion, the first aeration of setting air hose 08, the first aeration head in pond
07, and connected by the first air switching valve 04.First aeration head 07 can be boring aeration pipe or diaphragm type aeration head, preferably
For diaphragm type aeration head.When the first air switching valve 04 is opened, adsorbed under aerobic state in the pond level-one dephosphorization SBR 01
Phosphorus is in precipitated form in pond, precipitating can be discharged by third air switching valve 06 when the first air switching valve 04 is closed
Suction phosphorus sludge achieve the effect that dephosphorization, the opening time is 60~300 seconds.
The main denitrogenation in the way of Anammox by nitrococcus, anaerobic ammonia oxidizing bacteria in the pond second level denitrogenation SBR 02,
The top of setting jet pump 15 in pond, jet-flow aeration head 09, sponge filler 10, pond right upper portion and jet pump 15 is respectively set one
A overflow net.Nitrococcus, anaerobic ammonia oxidizing bacteria, 0.5~1cm of specification are provided on sponge filler 103, loadings are pool capacity
1%~10%.Jet pump 15, jet-flow aeration head 09 are mainly used for stirring in pond, and the flow of jet-flow aeration head 09 is arranged to 1~
5m3/ h branch, the flow of jet pump 15 are arranged to the 30%~60% of 02 pool capacity of the pond second level denitrogenation SBR, 30~40m of lift.
A piece air bypass 12 of the outlet of jet pump 15 connection, air bypass 12 are connect with the second air switching valve 05, the second air switch
Valve 05 is connect with blower 11.It is optionally (2~4) by controlling the start-stop ratio of second switch valve 05: 1, it adjusts in denitrification tank and lacks
Oxygen aerobic time scale, while being the nitrococcus on sponge filler 10, anaerobic ammonia oxidizing bacteria growth provides optimum condition,
Complete Anammox denitrogenation.
Storage basin 03 is for being deposited in the sludge brought into denitrification process, and sludge reflux mouth 13 is arranged in side, to improve work
The utilization efficiency of property sludge.03 bottom of storage basin is provided with certain gradient i, and i=1%~3% makes the sludge of precipitating close to dirty
Mud refluxing opening 13, sludge reflux mouth 13 are connect with sludge reflux pump 14, and sludge reflux pump 14 is connect with third air switching valve 06,
14 regurgitant volume of sludge reflux pump is the 50%~80% of inflow.By opening third air switching valve 06 for sludge and phosphorous dirt
Mud is discharged together.
Embodiment:
Certain chemical plant water, is passed through waste water to be processed to the pond level-one dephosphorization SBR 01 first, and waste water passes through level-one dephosphorization SBR
The overflow net on 01 right side of pond flows into the pond second level denitrogenation SBR 02, the overflow net of control water level to nearly 02 right side of the pond second level denitrogenation SBR
Lower section.Blower 11 and the first air switching valve 04 are opened later, and air is aerated air hose 08 from the first aeration head 07 by first
It sprays, so that polyP bacteria is in aerobic state Phosphate Sorption, and stir the pond level-one dephosphorization SBR 01.After dephosphorization, the first air is closed
Switch valve 04, opens simultaneously the second air switching valve 05, and the pond the SBR of level-one dephosphorization at this time 01 is in precipitated form.Second air is opened
After closing the opening of valve 05, air is sprayed through the second aeration air hose 16 from jet-flow aeration head 09, flow 2.5m3/ h branch, beats simultaneously
Jet pump 15 is opened, setting flow is 45%, lift 35m of the pond second level denitrogenation SBR pool capacity, and sponge filler 10 is driven to stir two together
The pond grade denitrogenation SBR 02, mixing time 3h.Nitrococcus, anaerobic ammonia oxidizing bacteria, specification 0.75cm are set on sponge filler 103, dress
The amount of filling out is the 5% of pool capacity.When the pond second level denitrogenation SBR 02 is stirred, opens third air switching valve 06 and the pond level-one dephosphorization SBR is discharged
Suction phosphorus sludge in 01, required time 60s-300s.It is finished to denitrogenation, new a batch waste water is discharged into level-one dephosphorization by water inlet
The pond SBR 01 drives the water purification in the pond second level denitrogenation SBR 02 to enter storage basin 03.Precipitating in a moment, arranged by water outlet by water purification
Out.03 bottom of storage basin is equipped with the gradient, and gradient i=2% makes sludge close to sludge reflux mouth 13, and sludge passes through sludge reflux mouth
13 are delivered to third air switching valve 06 by sludge reflux pump 14, and 14 regurgitant volume of sludge reflux pump is the 65% of inflow, with
It inhales phosphorus sludge to be discharged together, to subsequent processing.
The preferred embodiments of the present invention have been described in detail above.It should be appreciated that the ordinary skill people of this field
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality according to the design of the utility model on the basis of existing technology in domain
Available technical solution is tested, it all should be within the scope of protection determined by the claims.
Claims (10)
1. a kind of simultaneous phosphorus and nitrogen removal sbr reactor device, which is characterized in that the pond level-one dephosphorization SBR including series connection, second level are de-
The pond nitrogen SBR and storage basin, the pond level-one dephosphorization SBR and the pond the second level denitrogenation SBR top be respectively set the first overflow net with
Second overflow net is provided with the first aeration air hose and the first aeration head, the second level denitrogenation in the pond the level-one dephosphorization SBR pond
The second aeration air hose and the second aeration head, the first aeration air hose and first aeration head are provided in the pond of the pond SBR
It is connect by the first air switching valve with blower, the second aeration air hose is opened with second aeration head by the second air
Valve is closed to connect with the blower.
2. simultaneous phosphorus and nitrogen removal sbr reactor device as described in claim 1, which is characterized in that the pond the level-one dephosphorization SBR setting
Third air switching valve, sludge is discharged.
3. simultaneous phosphorus and nitrogen removal sbr reactor device as claimed in claim 2, which is characterized in that the storage basin setting sludge returns
Head piece, the sludge reflux mouth are connect with sludge reflux pump, and the sludge reflux pump is connect with the third air switching valve.
4. simultaneous phosphorus and nitrogen removal sbr reactor device as described in claim 1, which is characterized in that slope is arranged in the storage basin bottom
Spend i, gradient i=1%~3%, for precipitating the sludge for flowing into the storage basin.
5. simultaneous phosphorus and nitrogen removal sbr reactor device as described in claim 1, which is characterized in that it is described first aeration air hose and
The material of the second aeration air hose is plastic conduit or metallic conduit.
6. simultaneous phosphorus and nitrogen removal sbr reactor device as described in claim 1, which is characterized in that first aeration head with it is described
Second aeration head is arranged to boring aeration pipe or diaphragm type aeration head.
7. simultaneous phosphorus and nitrogen removal sbr reactor device as described in claim 1, which is characterized in that set in the pond second level denitrogenation SBR
Jet pump is set, third overflow net is set above the jet pump, second aeration head is arranged to jet-flow aeration head, described to penetrate
The outlet conduit of stream pump connects air bypass pipe, and the air bypass pipe is arranged to connect with second air switching valve.
8. simultaneous phosphorus and nitrogen removal sbr reactor device as described in claim 1, which is characterized in that set in the pond second level denitrogenation SBR
It is equipped with sponge filler.
9. simultaneous phosphorus and nitrogen removal sbr reactor device as claimed in claim 8, which is characterized in that the sponge filler specification is 0.5
~1cm3。
10. simultaneous phosphorus and nitrogen removal sbr reactor device as claimed in claim 9, which is characterized in that the sponge filler loadings are
The 1%~10% of pool capacity.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821571866.8U CN209052457U (en) | 2018-09-26 | 2018-09-26 | A kind of simultaneous phosphorus and nitrogen removal sbr reactor device |
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| CN201821571866.8U CN209052457U (en) | 2018-09-26 | 2018-09-26 | A kind of simultaneous phosphorus and nitrogen removal sbr reactor device |
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| CN209052457U true CN209052457U (en) | 2019-07-02 |
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2018
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