CN206467036U - Short distance nitration Anammox manifold type denitrification reactor - Google Patents
Short distance nitration Anammox manifold type denitrification reactor Download PDFInfo
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- CN206467036U CN206467036U CN201621390392.8U CN201621390392U CN206467036U CN 206467036 U CN206467036 U CN 206467036U CN 201621390392 U CN201621390392 U CN 201621390392U CN 206467036 U CN206467036 U CN 206467036U
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Abstract
Short distance nitration Anammox manifold type denitrification reactor, including reactor body, the reactor body bottom are provided with water inlet and delivery port；Reactor body inner chamber is aerobic zone and anaerobic zone by barrier partitions, aerobic zone is divided into short distance nitration unit and overflow unit from top to bottom, the bottom of short distance nitration unit is provided with aerator, filling nitrifying sludge in short distance nitration unit, the top of overflow unit is provided with the exhaust outlet for being used for being connected with water-sealed equipment outside reactor；Anaerobic zone is divided into filled nylon rope filler and anaerobic ammonium oxidation sludge in reaction member and water distribution unit, reaction member under by deflector from above；Water distribution unit is connected by being arranged on the water hole on baffle plate top with overflow unit；Reflux is provided with outside reactor body.The beneficial effects of the utility model are：Energy-conservation, promotes muddy water to be sufficiently mixed, mass transfer effect is good；Sludge yield is low, without spoil disposal；Anaerobic zone sets effluent recycling to aerobic zone, makes reactor more tolerant to impact load.
Description
Technical field
The utility model is related to a kind of short distance nitration-anaerobic ammoxidation manifold type denitrification reactor, belongs to sewage disposal skill
Art field.
Background technology
Nitrogen is the important component of protein, and its normal activity to life entity is particularly significant.But Water content
It is exceeded to cause body eutrophication so that some algae and planktonic organism amount reproduction, cause content of oxygen dissolved in water to decline,
Cause algae, planktonic organism, plant and fish decline when serious or even become extinct.
The representative of traditional biological denitrification process is A/O techniques, and what is utilized is nitrification-denitrification principle, first by the N in water body
It is oxidized to NO3 -- N, then recycles denitrifying bacteria using organic matter as carbon source, with NO3 -For electron acceptor, by NO3 -Change into N2
So as to reach the purpose of denitrogenation.This process should ensure the sufficient aeration of nitration reaction, should have to nitration reaction supplement again
Basicity, certain carbon source is also provided to denitrifying bacteria, the operation of whole system needs big energy support.
The content of the invention
In order to improve the treatment effeciency to high-concentration ammonia nitrogenous wastewater, the utility model provides a kind of short distance nitre of use
Change-anaerobic ammonia oxidation process only needs to slightly be aerated in the short distance nitration stage, can be not only used for after sewage treatment plant's two stage treatment
Advanced treating, it can also be used to the typically short distance nitration-anaerobic ammoxidation manifold type denitrogenation with high carbon-nitrogen ratio Industrial Wastewater Treatment
Reactor.
Short distance nitration-anaerobic ammoxidation manifold type denitrification reactor described in the utility model, including reactor body, institute
Reactor body bottom is stated provided with water inlet and delivery port, it is characterised in that：The reactor body inner chamber passes through barrier partitions
For aerobic zone and anaerobic zone, the aerobic zone is divided into short distance nitration unit and overflow unit, and the short distance from top to bottom
De-nitrification unit is connected by water inlet with external source, and the bottom of the short distance nitration unit is provided with aerator, the short distance
Filling nitrifying sludge in de-nitrification unit, the top of the overflow unit is provided with the exhaust for being used for being connected with water-sealed equipment outside reactor
Mouthful；The anaerobic zone is divided into reaction member and water distribution unit under by deflector from above, and the reaction member is by being distributed in
Pod apertures on deflector are connected with the water distribution unit；The reaction member is connected with the delivery port, the reaction member
Interior filled nylon rope filler and anaerobic ammonium oxidation sludge；The water distribution unit by be arranged on the water hole on baffle plate top with it is described
Overflow unit is connected；Reflux is provided with outside the reactor body, wherein the water inlet end of the reflux with it is described anti-
The top of unit is answered to connect, the water side of the reflux is connected with the bottom of the short distance nitration unit.
The reflux includes the first return duct, the second return duct and circulating pump, and the water inlet end of the circulating pump passes through
First return duct is connected with the first wall hole on reaction member top, and the water side of the circulating pump passes through the second return duct and institute
State the second wall hole connection of short distance nitration unit bottom.
The reactor body inner chamber is hollow cylindrical, and the height of inner chamber：Internal diameter is 1.4~1.6:1.
Described baffle plate vertical direction arrangement, and described short distance nitration unit and reaction member volume ratio be 1.1~
1.2：1.
The distance between horizontally disposed deflector is arrived in described anaerobic zone at the top of water distribution unit：Anaerobic zone is highly 1：
4.5~4.6.
Described nylon rope filler includes the fastener and nylon rope being stuck on the pod apertures hole of deflector, the nylon rope
One end be suspended on the fastener, the other end of the nylon rope hangs over the reactor body bottom plate immediately below reaction member
On.
The fastener is stub, wherein the length of the stub is more than the diameter of the pod apertures.
The length of described nylon rope：The distance of deflector to reactor body bottom plate is 1.1~1.2:1.
Described aerobic zone is arranged on the left side of the reactor body, and described anaerobic zone is arranged on the reactor
The right side of body, and the first wall hole position is on the reactor body side wall on the left of short distance nitration unit bottom, described
Two wall hole positions are on the reactor body side wall of reaction member upper right.
Described reactor flow of inlet water：Capacity of returns is 2:1.
The water outlet is set for controlling the flow pump that liquid stabilising is discharged in reactor body.
The aerobic zone bottom is provided with aerator, and aerating pipelines are accessed at bottom 1/2, aeration quantity visual response device sheet
, must be by the Dissolved Oxygen concentration Control of aerobic zone in 0.4~0.6mg/L depending on body volume.
The utility model aims at the coupling of short distance nitration and Anammox, is carried from reactor water inlet to reactor
For short distance nitration water inlet (matrix：Ammonia nitrogen, nitrite nitrogen), short distance nitration unit dissolved oxygen (0.4- is made by external world's regulation aeration
0.6mg/L), pH (7.5-8.0), the ratio between influent alkalinity and ammonia nitrogen concentration (1.0-1.1) etc. reach short distance nitration reactor water outlet
To the ratio between ammonia nitrogen and nitrous nitrogen concentration about 1:1, after the requirement for reaching Anammox reaction, water inlet is overflow from short distance nitration unit
Anammox reaction member is flowed to, realizes that ammonia nitrogen and the synchronous of nitrite nitrogen remove in the reaction member, while in anaerobism ammonia oxygen
Change unit and reflux is set, intake to short distance nitration area refluxing portion, help somewhat to alleviate water quality and water
Load impact.Therefore the utility model can complete height by the way that short distance nitration and Anammox are coupled in single-reactor
Efficient, the economic removal of concentration nitrogenous effluent.
The beneficial effects of the utility model are：
1) save, mass energy is saved than traditional nitration denitrification technique；
2) aerobic zone is provided with aerator, promotes muddy water to be sufficiently mixed, mass transfer effect is good；
3) sludge yield is low, without spoil disposal；
4) anaerobic zone sets effluent recycling to aerobic zone, makes reactor more tolerant to impact load.
Brief description of the drawings
Fig. 1 is structure chart of the present utility model.
Fig. 2 is Fig. 1 A-A to sectional view.
Fig. 3 is enlarged drawing at B in Fig. 1.
Fig. 4 is external water-sealed equipment structure chart (arrow represents airflow direction).
Embodiment
The utility model is further illustrated below in conjunction with the accompanying drawings
Referring to the drawings：
The short distance nitration-anaerobic ammoxidation manifold type denitrification reactor described in the utility model of embodiment 1, including reactor
Body 1, the reactor body bottom is provided with water inlet 11 and delivery port 12, and the inner chamber of reactor body 1 passes through 2 points of baffle plate
Aerobic zone 13 and anaerobic zone 14 are divided into, the aerobic zone 13 is divided into short distance nitration unit 131 and overflow unit from top to bottom
132, and the short distance nitration unit 131 connected by water inlet 11 with external source, the bottom of the short distance nitration unit 131
Provided with aerator 133, nitrifying sludge is filled in the short distance nitration unit 131, the top of the overflow unit, which is provided with, to be used for
The exhaust outlet 15 being connected with water-sealed equipment outside reactor；The anaerobic zone 14 is divided into reaction list by deflector 143 under from above
Member 141 and water distribution unit 142, the reaction member 141 pass through the pod apertures being distributed on deflector 143 and the water distribution unit
142 connections；The reaction member 141 is connected with the delivery port 12, filled nylon rope filler 144 in the reaction member 141
And anaerobic ammonium oxidation sludge；The water distribution unit 142 is by being arranged on the water hole 21 on the top of baffle plate 2 and the overflow unit
132 connections；The outside of reactor body 1 is provided with reflux 3, wherein the water inlet end of the reflux 3 and the reaction
The top connection of unit, the water side of the reflux 3 is connected with the bottom of the short distance nitration unit 131.
The reflux 3 includes the first return duct 31, the second return duct 32 and circulating pump 33, and the circulating pump 33 enters
Water end (W.E.) is connected by the first return duct 31 with the first wall hole 145 on the top of reaction member 141, the water side of the circulating pump 33
Connected by the second return duct 32 with the second wall hole 134 of the bottom of short distance nitration unit 131.
The inner chamber of reactor body 1 is hollow cylindrical, and the height of inner chamber：Internal diameter is 1.4~1.6:1.
The described vertical direction of baffle plate 2 is arranged, and described short distance nitration unit 131 and the volume ratio of reaction member 141 are
1.1~1.2：1.
The distance between horizontally disposed deflector 143 is arrived at the top of water distribution unit 142 in described anaerobic zone 14：Anaerobic zone
14 height are 1：4.5~4.6.
Described nylon rope filler 144 includes the fastener and nylon rope being stuck in the pod apertures of deflector 143, the Buddhist nun
One end of dragon rope is suspended on the fastener, and the other end of the nylon rope hangs over the reactor sheet immediately below reaction member 141
On the bottom plate of body 1.
The fastener is stub, wherein the length of the stub is more than the diameter of the pod apertures.
The length of described nylon rope：The distance of deflector to reactor body bottom plate is 1.1~1.2:1.
Described aerobic zone 13 is arranged on the left side of the reactor body 1, and described anaerobic zone 14 is arranged on described
The right side of reactor body 1, and the first wall hole 145 is located at the reactor body 1 of the bottom left of short distance nitration unit 131
On the wall of side, the second wall hole 134 is located on the side wall of reactor body 1 of reaction member upper right.
The flow of inlet water of described reactor body 1：Capacity of returns is 2:1.
Set at the delivery port 12 for controlling the flow pump that liquid stabilising is discharged in reactor body.
The bottom of aerobic zone 13 is provided with aerator 133, and aerating pipelines are accessed at bottom 1/2, aeration quantity visual response device
, must be by the Dissolved Oxygen concentration Control of aerobic zone 11 in 0.4~0.6mg/L depending on the volume of body 1.
The utility model aims at the coupling of short distance nitration and Anammox, is carried from reactor water inlet to reactor
For short distance nitration water inlet (matrix：Ammonia nitrogen, nitrite nitrogen), short distance nitration unit dissolved oxygen (0.4- is made by external world's regulation aeration
0.6mg/L), pH (7.5-8.0), the ratio between influent alkalinity and ammonia nitrogen concentration (1.0-1.1) etc. reach short distance nitration reactor water outlet
To the ratio between ammonia nitrogen and nitrous nitrogen concentration about 1:1, after the requirement for reaching Anammox reaction, water inlet is overflow from short distance nitration unit
Anammox reaction member is flowed to, realizes that ammonia nitrogen and the synchronous of nitrite nitrogen remove in the reaction member, while in anaerobism ammonia oxygen
Change unit and reflux is set, intake to short distance nitration area refluxing portion, help somewhat to alleviate water quality and water
Load impact.Therefore the utility model can complete height by the way that short distance nitration and Anammox are coupled in single-reactor
Efficient, the economic removal of concentration nitrogenous effluent.
Reactor body 1 of the present utility model can be built using stainless steel or PVC plastic.Waste water is flowed into by water inlet 11
Oxygen area 13；When current rise to water hole 21, supernatant overflow to anaerobic zone 14；In water distribution unit 142, current are by leading
Discharge orifice is guided in Anammox reaction member 141 by nylon in lightweight carrier, the liquid in Anammox reaction member 141
When face reaches the first wall hole 145, the water that will be above the liquid level of the first wall hole 145 by idle running type circulating pump 33 is back to aerobic
In area 13 so that the liquid level of Anammox reaction member 141 is maintained at the first wall hole 145；The pipe of first backflow 31 and the
Two return ducts 32 use external hose and external circulating pump；Flow pump is set at delivery port 12, makes its water flow stable.Aerobic zone
13 and anaerobic zone 14 produced by gas discharged by exhaust outlet 15, the external water-sealed equipment air inlet 16 of exhaust outlet 15, to prevent pollution
Reactor.Water-sealed equipment structural representation is as shown in Figure 4.
Content described in this specification embodiment is only enumerating to the way of realization of utility model design, and this practicality is new
The protection domain of type is not construed as being only limitted to the concrete form that embodiment is stated, protection domain of the present utility model is also wrapped
Include those skilled in the art according to the utility model conceive it is conceivable that equivalent technologies mean.
Claims (10)
1. short distance nitration-anaerobic ammoxidation manifold type denitrification reactor, including reactor body, the reactor body bottom are set
There are water inlet and delivery port, it is characterised in that：The reactor body inner chamber is aerobic zone and anaerobic zone, institute by barrier partitions
State aerobic zone and be divided into short distance nitration unit and overflow unit from top to bottom, and the short distance nitration unit by water inlet with
External source is connected, and the bottom of the short distance nitration unit is provided with aerator, and the interior filling nitrification of the short distance nitration unit is dirty
Mud, the top of the overflow unit is provided with the exhaust outlet for being used for being connected with water-sealed equipment outside reactor；The anaerobic zone is by leading
Stream plate is divided into reaction member and water distribution unit under from above, and the reaction member passes through the pod apertures being distributed on deflector and institute
State water distribution unit connection；The reaction member is connected with the delivery port, filled nylon rope filler and is detested in the reaction member
Anaerobic ammonium oxidation sludge；The water distribution unit is connected by being arranged on the water hole on baffle plate top with the overflow unit；It is described anti-
Device body exterior is answered to be provided with reflux, wherein the water inlet end of the reflux is connected with the top of the reaction member, institute
The water side for stating reflux is connected with the bottom of the short distance nitration unit.
2. short distance nitration-anaerobic ammoxidation manifold type denitrification reactor as claimed in claim 1, it is characterised in that：Described time
Flowing device includes the first return duct, the second return duct and circulating pump, the water inlet end of the circulating pump by the first return duct with it is anti-
The first wall hole on unit top is answered to connect, the water side of the circulating pump passes through the second return duct and the short distance nitration unit
The second wall hole connection of bottom.
3. short distance nitration-anaerobic ammoxidation manifold type denitrification reactor as claimed in claim 1, it is characterised in that：It is described anti-
Device chamber body is answered for hollow cylindrical, and the height of inner chamber：Internal diameter is 1.4~1.6:1.
4. short distance nitration-anaerobic ammoxidation manifold type denitrification reactor as claimed in claim 2, it is characterised in that：Described
Baffle plate vertical direction is arranged, and described short distance nitration unit and reaction member volume ratio are 1.1~1.2：1.
5. short distance nitration-anaerobic ammoxidation manifold type denitrification reactor as claimed in claim 1, it is characterised in that：Described
The distance between horizontally disposed deflector is arrived in anaerobic zone at the top of water distribution unit：Anaerobic zone is highly 1：4.5~4.6.
6. short distance nitration-anaerobic ammoxidation manifold type denitrification reactor as claimed in claim 1, it is characterised in that：Described
Nylon rope filler includes the fastener and nylon rope being stuck on the pod apertures hole of deflector, and one end of the nylon rope is suspended on institute
State on fastener, the other end of the nylon rope is hung on the reactor body bottom plate immediately below reaction member.
7. short distance nitration-anaerobic ammoxidation manifold type denitrification reactor as claimed in claim 6, it is characterised in that：The card
Part is stub, wherein the length of the stub is more than the diameter of the pod apertures.
8. short distance nitration-anaerobic ammoxidation manifold type denitrification reactor as claimed in claim 6, it is characterised in that：Described
The length of nylon rope：The distance of deflector to reactor body bottom plate is 1.1~1.2:1.
9. short distance nitration-anaerobic ammoxidation manifold type denitrification reactor as claimed in claim 1, it is characterised in that：Described
Aerobic zone is arranged on the left side of the reactor body, and described anaerobic zone is arranged on the right side of the reactor body, and
One wall hole position is on the reactor body side wall on the left of short distance nitration unit bottom, and the second wall hole position is in reaction member top
On the reactor body side wall on right side.
10. short distance nitration-anaerobic ammoxidation manifold type denitrification reactor as claimed in claim 1, it is characterised in that：Described
Reactor flow of inlet water：Capacity of returns is 2:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621390392.8U CN206467036U (en) | 2016-12-17 | 2016-12-17 | Short distance nitration Anammox manifold type denitrification reactor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621390392.8U CN206467036U (en) | 2016-12-17 | 2016-12-17 | Short distance nitration Anammox manifold type denitrification reactor |
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| CN206467036U true CN206467036U (en) | 2017-09-05 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110950435A (en) * | 2019-12-12 | 2020-04-03 | 海湾环境科技（北京）股份有限公司 | Wastewater treatment system and method |
| CN111732192A (en) * | 2020-06-24 | 2020-10-02 | 盐城工学院 | Short-cut nitrification-anaerobic ammonia oxidation denitrification process for convective distribution of water inflow |
-
2016
- 2016-12-17 CN CN201621390392.8U patent/CN206467036U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110950435A (en) * | 2019-12-12 | 2020-04-03 | 海湾环境科技（北京）股份有限公司 | Wastewater treatment system and method |
| CN111732192A (en) * | 2020-06-24 | 2020-10-02 | 盐城工学院 | Short-cut nitrification-anaerobic ammonia oxidation denitrification process for convective distribution of water inflow |
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