CN205973971U - Integration anaerobic ammonium oxidation granular sludge denitrification device - Google Patents
Integration anaerobic ammonium oxidation granular sludge denitrification device Download PDFInfo
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- CN205973971U CN205973971U CN201621024978.2U CN201621024978U CN205973971U CN 205973971 U CN205973971 U CN 205973971U CN 201621024978 U CN201621024978 U CN 201621024978U CN 205973971 U CN205973971 U CN 205973971U
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- ammonium oxidation
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Abstract
The utility model relates to an integration anaerobic ammonium oxidation granular sludge denitrification device, including high -ammonia nitrogen waste water water tank and integration anaerobic ammonium oxidation granular sludge reactor, integration anaerobic ammonium oxidation granular sludge reactor is provided with agitator and on -line monitoring subassembly, the on -line monitoring subassembly is including the level gauge, pH on -line monitoring appearance, DO on -line monitoring appearance and the ORP on -line monitoring appearance that link to each other with the communication of PLC controller respectively, the bottom of the pool of integration anaerobic ammonium oxidation granular sludge reactor still is provided with aeration equipment. Does it restrain through low DO in the controlled reaction ware and FA and realizes sludge digestion liquid short -cut nitrification through the integrated biomembrane biofilm reactor's that the inoculation operational effect is stable mixed mud and anaerobic ammonium oxidation anaerobic reactor's granular sludge anaerobic ammonium oxidation through pH, ORP in the controlled reaction ware, realizes anaerobic ammonium oxidation granular sludge formation and multiplication simultaneously to improve the device and nitrify the load, reduce area, the ability of the anti low -temperature impact of reinforcing system.
Description
Technical field
This utility model is related to technical field of biological sewage treatment, more particularly, to a kind of anaerobism ammonia processing high ammonia-nitrogen wastewater
Oxidation autotrophic denitrification device and its control method, this device and control method are applied to high ammonia-nitrogen wastewater denitrogenation processing.
Background technology
In recent years China's body eutrophication phenomenon takes place frequently, and inland river water pollution is serious, and wherein nitrate pollution is to lead to
One of principal element of body eutrophication, therefore, up-to-date ten, water of appearance《Water prevention and cure of pollution plan》In be distinctly claimed " select
There are the pollutant such as the total nitrogen of prominent impact on quality of water environment, basin, the constraint of regional pollution thing prediction emission are included in research
Property index system.According to newly-increased the binding indicator, how high-efficiency and economic realizes the target of ammonia nitrogen reduction of discharging also needs to visit in practice
Rope.
The most sewage water denitrification technique of application is nitration denitrification technique at present, and this technique first passes through nitrifier by sewage
Ammonium oxidation become nitrate nitrogen, then using Organic substance, nitrate-nitrogen reduction is nitrogen by denitrifying bacterium.Traditional sewage water denitrification
Complex operation, operating cost are high and produce a large amount of denitrification mud, and for problem above, research worker have developed many
Plant new denitrification process, such as short-cut nitrification and denitrification technique, synchronous nitration and denitrification technique, denitrifying phosphorus removal technique, anaerobism ammonia
Oxidation technology etc., wherein anaerobic ammonia oxidation process are the most economical efficient sewage water denitrification technique generally acknowledged at present, and its core is logical
Cross anaerobic ammonia oxidizing bacteria with nitrite for electron acceptor by ammonia nitrogen direct oxidation as nitrogen, substantially reduce tradition nitrify anti-nitre
The reaction process of metallization processes, anaerobic ammonia oxidation process has obvious advantage compared with traditional denitrification process：Anaerobic ammonia oxidizing bacteria
With nitrite as electron acceptor, in denitrification process, do not need organic carbon source；Nitrifying process only need to be by 1/2 ammonium oxidation to Asia
Nitrate, about saves aeration energy consumption 50%；Anaerobic ammonia oxidizing bacteria is chemoautotrophic bacteria, and in denitrification process, sludge yield is only and passes
The 10% about of system nitration denitrification sludge yield, greatlys save follow-up sludge treatment expense；In addition, Anammox technology is also
There is the advantages of denitrifying load height, minimizing greenhouse gas emission.Anammox technology is applied in high ammonia-nitrogen wastewater process, can be relatively
Significantly save operating cost, produce significant economic benefit.Anaerobic ammonia oxidation process can reduce compared with traditional handicraft simultaneously
The discharge of greenhouse gases nitrous oxide, environmental benefit is obvious.
It is sensitive, easily that the subject matter that at present Anammox technology application faces has strain to be difficult enrichment, environmental condition
It is suppressed, be therefore typically employed in form granule sludge in reactor or add Novel biofilm carrier and carry out reinforced anaerobic ammonia
Oxidation bacteria hold ability of staying, but the simple biomembrane process anaerobic ammonia oxidizing bacteria biofilm time is longer, and microbial biomass is relatively low, reaction
Device disposal ability is difficult to improve, and biomembrane is easy to fall off, is difficult storage and new construction inoculation.Although pure granule sludge technique is relatively
Biomembrane process has more advantages, but because granule sludge culture is more difficult, reaction condition requirement is harsher, accordingly, it would be desirable to
Develop a kind of new integral anaerobic ammonium oxidation granular sludge nitrogen rejection facility, under the conditions of effective reaction controlling, realize granule
The formation of mud and multiplication.
Utility model content
The purpose of this utility model is exactly to solve above-mentioned technical problem it is proposed that a kind of integral anaerobic ammoxidation
Grain sludge denitrification device, it passes through to inoculate the stable mixing sludge of integral biological membrane biomembrane reactor of operational effect and detest
The granule sludge of anaerobic ammonium oxidation anaerobic reactor, realizes sludge-digestion liquid short distance by controlling the low DO and FA suppression in reactor
Nitration-anaerobic ammoxidation, that is, the rate of rise realizing AOB is more than the rate of rise of NOB, so that NOB is constantly fallen so that being by elutriation
In system, ANAMMOX replaces NOB becomes dominant microflora, passes through to control pH value, ORP value and water discharge time in reactor simultaneously, realizes
Anaerobic ammonium oxidation granular sludge is formed and multiplication, thus improving device nitrification load, reduces floor space, strengthening system low-temperature resistance
The ability of impact.
In order to achieve the above object, this utility model adopts the following technical scheme that realization：
Integral anaerobic ammonium oxidation granular sludge nitrogen rejection facility, this device includes high ammonia-nitrogen wastewater water tank and integral anaerobic
Ammonium oxidation granular sludge reactor；Wherein, high ammonia-nitrogen wastewater water tank passes through intake pump and integral anaerobic ammonium oxidation granular sludge
The inlet valve of reactor is connected；In integral anaerobic ammonium oxidation granular sludge reactor, the mixing sludge of inoculation comes from one
Change biofilm reactor and Anammox anaerobic reactor；It is provided with integral anaerobic ammonium oxidation granular sludge reactor and stir
Mix device and on-line monitoring assembly；On-line monitoring assembly includes liquidometer, the pH on-line monitoring being connected respectively with PLC communication
Instrument, DO on-line computing model and ORP on-line computing model；The at the bottom of pond of integral anaerobic ammonium oxidation granular sludge reactor is additionally provided with exposure
Device of air, this aerator includes punching aeration tube and the air compressor being connected with punching aeration tube by connecting tube, connects
Gas control valve is additionally provided with pipe；Drain valve is additionally provided with described integral anaerobic ammonium oxidation granular sludge reactor and takes
Sample pipe；Described gas control valve and drain valve are all communicated to connect with PLC.
As the optimization further of such scheme, high ammonia-nitrogen wastewater water tank is provided with overflow pipe and blow-down pipe, overflow pipe
It is arranged on the case top of high ammonia-nitrogen wastewater water, blow-down pipe is arranged on the bottom of high ammonia-nitrogen wastewater water tank；Be also associated with blow-down pipe with
The atmospheric valve of PLC communication connection；It is additionally provided with heating rod in the casing of high ammonia-nitrogen wastewater water tank.
As the optimization further of such scheme, described connecting tube is additionally provided with the gas with PLC communication connection
Flowmeter body；In integral anaerobic ammonium oxidation granular sludge reactor, the top of described aerator is additionally provided with water conservancy diversion dress
Put；The at the bottom of pond of described integral anaerobic ammonium oxidation granular sludge reactor is additionally provided with emptying pipe；
As the optimization further of such scheme, described guiding device is horn-like deflector；In high ammonia-nitrogen wastewater water tank
Casing in be additionally provided with and control, with heating rod, the temperature control meter that is connected, be provided with wastewater temperature in high ammonia-nitrogen wastewater water tank and sense
Device, temperature control meter controls communication connection with wastewater temperature sensor, and temperature control meter is also communicated to connect with PLC.
Operation process principle of the present utility model：By in high ammonia-nitrogen wastewater injecting reactor, during water inlet sewage with
Mud in reactor is fully contacted, and after water inlet end, opens air compressor and blasts air into reactor, be in reactor
Mixing sludge provide biochemical reaction needed for oxygen, turn on agitator strengthen mixed effect, under aerobic conditions, granule sludge
Organic substance in sewage is converted into carbon dioxide and water, the ammonium oxidation in sewage is nitrite nitrogen by ammonia oxidation bacteria simultaneously,
DO, pH and ORP in reactor is controlled by PLC, under micro-oxygen conditions, anaerobic ammonia oxidizing bacteria using nitrite nitrogen is
Electron acceptor, ammonium oxidation is nitrogen, produces a small amount of nitrate nitrogen simultaneously, when ammonia nitrogen concentration is reduced to below 1.0mg/L, stop
Only air compressor and agitator, reaction terminates, and enters precipitate phase, after the completion of precipitation arranges upper clear supernate as final outflow water
Go out, complete this circulation.
With the prior art phase such as traditional high-ammonia-nitrogen sewage handling process and conventional Anammox denitrification treatment process
This utility model has the advantage that ratio：
1) whole denitrification reaction completes in a reaction unit, whole device compact conformation, simple structure, automatization's journey
Degree is higher, be easy to operation.
2) make full use of the ecosystem characterization of ammonia oxidation bacteria and anaerobic ammonia oxidizing bacteria, create the micro- oxygen environment being suitable for its growth,
By envirment factor stimulation, forming outer layer is ammonia oxidation bacteria, and the internal granule sludge for anaerobic ammonia oxidizing bacteria is prevented effectively from
The inhibitory action to anaerobic ammonia oxidizing bacteria for the too high dissolved oxygen, sets up good Tiny ecosystem.
3) cultivate anaerobic ammonium oxidation granular thing mud in single-reactor, it is to avoid traditional anaerobic ammonia oxidation process mud
Be easy to run off, anaerobic ammonia oxidizing bacteria biology the low defect of total amount.
4) the more traditional denitrification process of integral anaerobic ammonia oxidation process can save about 50% aeration energy consumption, and granule sludge
Technique is not subject to dissolved oxygen limit value, reactor sludge concentration high, makes whole device have higher denitrifying load, saves and takes up an area and build
It is set as this.
Brief description
Fig. 1 is this utility model integral anaerobic ammonium oxidation granular sludge nitrogen rejection facility structural scheme of mechanism.
In figure 1 is high ammonia-nitrogen wastewater water tank；2 integrated anaerobic ammonium oxidation granular sludge reactors；3 is overflow pipe；4 are
Heating rod；5 is emptying valve；6 is blow-down pipe；7 is intake pump；8 is drain valve；9 is stirring paddle；10 is guiding device；11 are
Probe tube；12 is emptying pipe；13 is punching aeration tube；14 is tolerance effusion meter；15 is gas control valve；16 is air compression
Machine；17 is liquidometer；18 is pH on-line computing model；19 is DO on-line computing model；20 is ORP on-line computing model；21 is water intaking valve
Door；22 is PLC.
Specific embodiment
With reference to the accompanying drawings and examples this utility model is described further：As shown in figure 1, integral anaerobic ammonia oxygen
Change granule sludge nitrogen rejection facility and be provided with the high ammonia-nitrogen wastewater water tank 1 of open-like shape, integral anaerobic ammonium oxidation granular sludge reactor
2；
A kind of integral anaerobic ammonium oxidation granular sludge nitrogen rejection facility, this device includes high ammonia-nitrogen wastewater water tank 1 and one
Change anaerobic ammonium oxidation granular sludge reactor 2；Wherein, high ammonia-nitrogen wastewater water tank passes through intake pump 7 and integral anaerobic ammoxidation
The inlet valve 21 of granular sludge reactor is connected；The mixing sludge of inoculation in integral anaerobic ammonium oxidation granular sludge reactor
Come from combined biofilm reactor and Anammox anaerobic reactor；Integral anaerobic ammonium oxidation granular sludge reactor
Inside it is provided with agitator 9 and on-line monitoring assembly；On-line monitoring assembly includes the liquid level being connected respectively with PLC 22 communication
Meter 17, pH on-line computing model 18, DO on-line computing model 19 and ORP on-line computing model 20；Integral anaerobic ammonium oxidation granular sludge
The at the bottom of pond of reactor is additionally provided with aerator, and this aerator includes punching aeration tube 13 and passes through to be connected with punching aeration tube
The air compressor 16 that pipe is connected, connecting tube is additionally provided with gas control valve 15；Described integral anaerobic ammonium oxidation granular is dirty
Drain valve 8 and probe tube 11 are additionally provided with mud reactor；Described gas control valve and drain valve all with PLC communication link
Connect.Overflow pipe 3 and blow-down pipe 6 are provided with high ammonia-nitrogen wastewater water tank, overflow pipe is arranged on the case top of high ammonia-nitrogen wastewater water, emptying
Pipe is arranged on the bottom of high ammonia-nitrogen wastewater water tank；Atmospheric valve 5 with PLC communication connection is also associated with blow-down pipe；?
It is additionally provided with heating rod 4 in the casing of high ammonia-nitrogen wastewater water tank.It is additionally provided with described connecting tube and PLC communication connection
Gas flowmeter 14；In integral anaerobic ammonium oxidation granular sludge reactor, the top of described aerator is additionally provided with
Guiding device 10；The at the bottom of pond of described integral anaerobic ammonium oxidation granular sludge reactor is additionally provided with emptying pipe 12；Described water conservancy diversion
Device is horn-like deflector；The casing of high ammonia-nitrogen wastewater water tank is additionally provided with and controls, with heating rod, the temperature control meter being connected,
It is provided with wastewater temperature sensor, temperature control meter controls communication connection, temperature control with wastewater temperature sensor in high ammonia-nitrogen wastewater water tank
Meter is also communicated to connect with PLC.
The above-mentioned description to embodiment is to be understood that for ease of those skilled in the art and apply this reality
With new.Person skilled in the art obviously easily can make various modifications to these embodiments, and here is said
Bright General Principle is applied in other embodiment without through performing creative labour.Therefore, this utility model is not limited to this
In embodiment, those skilled in the art according to announcement of the present utility model, without departing from changing that this utility model category is made
Entering and change all should be within protection domain of the present utility model.
Claims (4)
1. a kind of integral anaerobic ammonium oxidation granular sludge nitrogen rejection facility it is characterised in that：This device includes high ammonia-nitrogen wastewater water
Case (1) and integral anaerobic ammonium oxidation granular sludge reactor (2)；Wherein, high ammonia-nitrogen wastewater water tank passes through intake pump (7) and
The inlet valve (21) of body anaerobic ammonium oxidation granular sludge reactor is connected；Integral anaerobic ammonium oxidation granular sludge reactor
The mixing sludge of middle inoculation comes from combined biofilm reactor and Anammox anaerobic reactor；Integral anaerobic ammonia oxygen
Change in granular sludge reactor and be provided with agitator (9) and on-line monitoring assembly；On-line monitoring assembly include respectively with PLC control
Liquidometer (17), pH on-line computing model (18), DO on-line computing model (19) and ORP on-line computing model that device (22) communication is connected
(20)；The at the bottom of pond of integral anaerobic ammonium oxidation granular sludge reactor is additionally provided with aerator, and this aerator includes punching
Aeration tube (13) and the air compressor (16) being connected by connecting tube with punching aeration tube, connecting tube are additionally provided with gas and adjust
Section valve (15)；Drain valve (8) and probe tube (11) are additionally provided with described integral anaerobic ammonium oxidation granular sludge reactor；Institute
State gas control valve and drain valve is all communicated to connect with PLC.
2. a kind of integral anaerobic ammonium oxidation granular sludge nitrogen rejection facility according to claim 1 it is characterised in that：High ammonia
Overflow pipe (3) and blow-down pipe (6) are provided with nitrogen waste water water tank, overflow pipe is arranged on the case top of high ammonia-nitrogen wastewater water, blow-down pipe
It is arranged on the bottom of high ammonia-nitrogen wastewater water tank；Atmospheric valve (5) with PLC communication connection is also associated with blow-down pipe；?
It is additionally provided with heating rod (4) in the casing of high ammonia-nitrogen wastewater water tank.
3. a kind of integral anaerobic ammonium oxidation granular sludge nitrogen rejection facility according to claim 1 and 2 it is characterised in that：
Gas flowmeter (14) with PLC communication connection is additionally provided with described connecting tube；In integral anaerobic ammoxidation
In grain sewage sludge reactor, the top of described aerator is additionally provided with guiding device (10)；Described integral anaerobic ammoxidation
The at the bottom of pond of grain sewage sludge reactor is additionally provided with emptying pipe (12).
4. a kind of integral anaerobic ammonium oxidation granular sludge nitrogen rejection facility according to claim 3 it is characterised in that：Described
Guiding device is horn-like deflector；The casing of high ammonia-nitrogen wastewater water tank is additionally provided with and controls, with heating rod, the temperature control being connected
Meter, is provided with wastewater temperature sensor in high ammonia-nitrogen wastewater water tank, temperature control meter and wastewater temperature sensor control communication connection, temperature
Control meter is also communicated to connect with PLC.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621024978.2U CN205973971U (en) | 2016-08-31 | 2016-08-31 | Integration anaerobic ammonium oxidation granular sludge denitrification device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621024978.2U CN205973971U (en) | 2016-08-31 | 2016-08-31 | Integration anaerobic ammonium oxidation granular sludge denitrification device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186308A (en) * | 2016-08-31 | 2016-12-07 | 北京城市排水集团有限责任公司 | Integral anaerobic ammonium oxidation granular sludge nitrogen rejection facility and control method thereof |
| CN108178302A (en) * | 2018-01-05 | 2018-06-19 | 北京工业大学 | Quickly started based on azanol and the integrated apparatus and method of stably maintaining shortcut nitrification/Anammox |
| CN109319929A (en) * | 2018-12-14 | 2019-02-12 | 湖南军信环保股份有限公司 | A kind of novel integrated Anammox reaction system |
-
2016
- 2016-08-31 CN CN201621024978.2U patent/CN205973971U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186308A (en) * | 2016-08-31 | 2016-12-07 | 北京城市排水集团有限责任公司 | Integral anaerobic ammonium oxidation granular sludge nitrogen rejection facility and control method thereof |
| CN106186308B (en) * | 2016-08-31 | 2022-07-12 | 北京城市排水集团有限责任公司 | Integrated anaerobic ammonia oxidation granular sludge denitrification device and control method thereof |
| CN108178302A (en) * | 2018-01-05 | 2018-06-19 | 北京工业大学 | Quickly started based on azanol and the integrated apparatus and method of stably maintaining shortcut nitrification/Anammox |
| CN108178302B (en) * | 2018-01-05 | 2021-02-05 | 北京工业大学 | Device and method for integrating rapid start and stable maintenance of shortcut nitrification/anaerobic ammonia oxidation based on hydroxylamine |
| CN109319929A (en) * | 2018-12-14 | 2019-02-12 | 湖南军信环保股份有限公司 | A kind of novel integrated Anammox reaction system |
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