CN103663692A - Integrated shortcut nitrification/anaerobic ammoxidation reactor - Google Patents
Integrated shortcut nitrification/anaerobic ammoxidation reactor Download PDFInfo
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Abstract
The invention discloses an integrated shortcut nitrification/anaerobic ammoxidation reactor which comprises a reactor body, a base and a support, wherein the reactor body is fixed on the base; the inside of the reactor body is provided with a central shortcut nitrification unit and a peripheral anaerobic ammoxidation unit from the center to the periphery; the central shortcut nitrification unit is divided into a water outlet region, a reaction region and a first water inlet region from top to bottom; a first baffle with a middle grid on the bottom is arranged between both sides of the water outlet region and the peripheral anaerobic ammoxidation unit; the first baffle is fixed on the reactor body; and the peripheral anaerobic ammoxidation unit is divided into a second water inlet region, a first reaction region, a connection region and a second reaction region from inside to outside. According to the invention, the shortcut nitrification unit and the anaerobic ammoxidation unit can be operated independently or be used together, and coupling of two reactions can be realized in the single reactor to treat high ammonia nitrogen wastewater.
Description
Technical field
The present invention relates to a kind of integrated short distance nitration/anaerobic ammonia oxidation reactor.
Background technology
Along with the development of industrial and agricultural production and the raising of living standards of the people, all kinds of wastewater discharges sharply increase, and this has higher requirement to wastewater processing technology.Especially a large amount of discharges of high ammonia-nitrogen wastewater and strict ambient water quality emission standard, brought huge challenge to removing of high ammonia-nitrogen wastewater.At present, take the bio-denitrification technology that microbial technique is core occupies irreplaceable status in the processing of high ammonia-nitrogen wastewater.Wherein, novel denitrification process Anammox, because of its efficient, low consumption, becomes the fresh combatants in wastewater biological denitrificaion technique day by day.
As everyone knows, it is that concentration ratio is ammonia nitrogen and the nitrite nitrogen of 1:1.32 that Anammox reacts required water inlet matrix, so need provide for it water inlet that is applicable to concentration ratio by short distance nitration before anaerobic ammonia oxidation process.In view of the actual water inlet matrix of above-mentioned denitrification process need to, simultaneously, due to the difference of functional microbial in short distance nitration and anaerobic ammonia oxidation process,, the physiology of functional microbial, ecological demand amount are different, wastewater treatment worker often belongs to short distance nitration and Anammox reaction in two different reactors.But minute building formula reactor has the drawbacks such as floor space is large, capital cost is high.Therefore the integrated reactor that, floor space is little, capital cost is low is just progressively favored.
Summary of the invention
In order to overcome existing short distance nitration and Anammox, divide and build the shortcomings such as the floor space that formula reactor exists is large, capital cost is high, the invention provides integrated short distance nitration/anaerobic ammonia oxidation reactor that a kind of floor space is little, capital cost is low.
First, in single reaction vessel, realize the integrated of short distance nitration and Anammox reaction, (matrix is: ammonia nitrogen by the water inlet pipe that is positioned at integrated reactor center, to reactor, to provide short distance nitration water inlet, nitrite nitrogen), by the external world, regulate aeration rate (1.00 – 1.51mg L-1), pH(7.5 – 8.0), it is 1:1 with the ratio of nitrite nitrogen concentration that ratio (1.0 – 1.1) of influent alkalinity and ammonia nitrogen concentration etc. makes the water outlet of short distance nitration reactor reach ammonia nitrogen, after being applicable to Anammox water inlet and by bottom, with the first baffle plate of grid, enter Anammox reaction zone, the anti impulsion load ability that the arranging of the first baffle plate improved reactor has also improved the stability of system self simultaneously, multistage baffle plate (the first plate washer, second baffle) the mud retentivity that has improved system is set, set first, second baffle plate in periphery Anammox unit, contributes to alleviate the negative impact that the instantaneous water yield is impacted to a certain extent.Therefore, the present invention by two kinds of different reactions, completes efficient, economic, stable high ammonia waste water and removes in single reaction vessel, and floor space and capital construction cost are all little.
The technical solution used in the present invention is:
A kind of integrated short distance nitration/anaerobic ammonia oxidation reactor, comprise reactor body, base and support, described reactor body is fixed on described base, it is characterized in that: in described reactor body, from middle mind-set periphery, be provided with short distance nitration unit, center and periphery Anammox unit;
Described short distance nitration unit, center is divided into exhalant region, reaction zone and the first inhalant region from bottom to top, between described both sides, exhalant region and periphery Anammox unit, be provided with bottom with the first baffle plate of middle grid, the first described baffle plate is fixed on described reactor body; The bottom that is provided with light carrier and described reaction zone in described reaction zone is provided with aeration head, described aeration head connects described the first inhalant region of short distance nitration unit, center and the hollow aeration guide wire of reaction zone by one and is connected with aeration tube, and described hollow aeration guide wire is fixed on the support of reactor base by fastening piece; The first described top, inhalant region is provided with the water distributor being connected with water inlet pipe;
Described periphery Anammox unit is divided into from inside to outside the second inhalant region, reaction one district, is connected district and reaction 2nd district, described reaction one district is provided with top with the second baffle of middle grid with described being connected between district, is provided with bottom with the first baffle plate of middle grid between the second described inhalant region and the exhalant region of short distance nitration unit; Described reaction two upper ends, district are provided with settling region, are provided with bottom with the first baffle plate of middle grid between described reaction 2nd district and settling region, and described settling region sidewall is provided with overflow weir and water outlet, and described water outlet is connected with rising pipe; Described reaction two bottoms, right side, district are provided with mud discharging mouth, are provided with the valve of controlling its switching on described mud discharging mouth; The top of described periphery Anammox unit is provided with venting port.
Further, exhalant region, reaction zone and first inhalant region of described short distance nitration unit, center are all cylindrical, and the aspect ratio of each part mentioned above is 2～5:1.
Further, the second inhalant region of described periphery Anammox unit, reaction one district, linking district and reaction 2nd district are all cylindrical, and the radius ratio of each part mentioned above is respectively 1:1.2～1.4:1.3～1.5:1.5～1.7.
Further, between the exhalant region of described short distance nitration unit, center and reaction zone, take aeration head lower end as boundary, described reaction zone and the first inhalant region take water inlet liquid level be boundary.
Further, the first described baffle plate and the width of second baffle and the internal diameter of reactor body ratio are: 1～1.5:10, and grid gap is 10～40mm, and the ratio that height of grid accounts for the first baffle plate overall length is: 10～20%.
Further, the proportion of described light carrier for water is 0.5～0.95.
Further, on described water distributor distance the first inhalant region, liquid level distance is 0.1～0.3m.
Further, described overflow weir is 1:4～10 apart from reactor body barrel portion lower end the horizontal plane with the ratio of reactor body barrel portion height; Described height of weir plate is 1:10～15 with the ratio of reactor body barrel portion height; Described water outlet internal diameter is 1:8～15 with the ratio of reactor body barrel portion internal diameter.
Further, described mud discharging mouth internal diameter is 1:8～10 with the ratio of reactor body barrel portion internal diameter; Described venting port internal diameter is 1:8～10 with the ratio of reactor body barrel portion inner diameter d 2.
In the present invention, aeration described aeration tube used is connected with aeration head through hollow aeration guide wire, can and effectively control the residing position of aeration head by hollow aeration guide wire and the two top to bottom, left and right, front and rear Joint regulation of fastening piece or part adjusting according to actual needs, and by up-down adjustment hollow aeration guide wire, can effectively regulate the reaction zone volume of short distance nitration unit, center.
A kind of integrated short distance nitration/anaerobic ammonia oxidation reactor of the present invention, it can be built by synthetic glass or steel plate.Carrier directly adds from reactor head.Waste water fully mixes with muddy water in reaction zone after being entered by water-in at once.Under aeration effect, upstream is in contact with one another with falling stream waste water, and the solid high-speed circulating of aqueous vapor flows, and produces strong agitation effect in reaction zone, realizes good mixing and mass transfer.
Beneficial effect of the present invention is embodied in:
1) not only can independent operations but also can combine use in short distance nitration and Anammox Unit two, realize the coupling of two kinds of reactions and process high ammonia-nitrogen wastewater in single reaction vessel, and floor space, capital cost, processing cost are all economical suitable;
2) by center aeration, vigorous agitation in short distance nitration unit process district, is convenient to gas dispersion, is conducive to fully contacting of ammonia oxidizing bacteria and oxygen, improves the utilization ratio of oxygen;
3) by baffle plate set in periphery Anammox unit, strengthen mud hold-up, improve the duration of contact of waste water and anaerobic ammonium oxidizing bacteria, be beneficial to mass transfer and reaction;
4) setting of multistage middle grating baffle plate, can control the influent load of Anammox unit effectively, improves the anti impulsion load ability of system and the stability of system.
Accompanying drawing explanation
Fig. 1 is one-piece construction schematic diagram of the present invention.
Fig. 2 is vertical view of the present invention.
Embodiment
See figures.1.and.2, a kind of integrated short distance nitration/anaerobic ammonia oxidation reactor, comprise reactor body 7, base and support 13, described reactor body 7 is fixed on described base, in described reactor body 7, from middle mind-set periphery, is provided with short distance nitration unit, center 1 and periphery Anammox unit 2;
Described short distance nitration unit, center 1 is divided into exhalant region 3, reaction zone 4 and the first inhalant region 5 from bottom to top, between described 3 both sides, exhalant region and periphery Anammox unit 2, be provided with bottom with the first baffle plate 6 of middle grid, the first described baffle plate 6 is fixed on described reactor body 7; The bottom that is provided with light carrier and described reaction zone 4 in described reaction zone 4 is provided with aeration head 8, described aeration head 8 connects described the first inhalant region 5 of short distance nitration unit, center 1 and the hollow aeration guide wire 11 of reaction zone 4 by one and is connected with aeration tube 14, and described hollow aeration guide wire 11 is fixed on the support 13 of reactor base by fastening piece 12; Described 5 tops, the first inhalant region are provided with the water distributor 9 being connected with water inlet pipe 10;
Described periphery Anammox unit 2 is divided into from inside to outside the second inhalant region 15, reaction one district 16, is connected district 17 and reaction two districts 18, described reaction one district 16 is provided with top with the second baffle 19 of middle grid with described being connected between district 17, is provided with bottom with the first baffle plate 6 of middle grid between the second described inhalant region 15 and the exhalant region 3 of short distance nitration unit; Described 18 upper ends, reaction 2nd district are provided with settling region 20, between described reaction two 18Yu settling regions, district 20, be provided with bottom with the first baffle plate 6 of middle grid, described settling region 20 sidewalls are provided with overflow weir 21 and water outlet 22, and described water outlet 22 is connected with rising pipe 23; Described 18 bottoms, right side, reaction 2nd district are provided with mud discharging mouth 24, are provided with the valve 25 of controlling its switching on described mud discharging mouth 24; The top of described periphery Anammox unit 2 is provided with venting port 26.
Further, the exhalant region 3 of described short distance nitration unit, center 1, reaction zone 4 and the first inhalant region 5 are all cylindrical, and the aspect ratio of each part mentioned above is 2～5:1.
Further, the second inhalant region 15 of described periphery Anammox unit 2, reaction one district 16, linking district 17 and reaction two districts 18 are all cylindrical, and the radius ratio of each part mentioned above is respectively 1:1.2～1.4:1.3～1.5:1.5～1.7.
Further, between the exhalant region 3 of described short distance nitration unit, center 1 and reaction zone 4, take aeration head 8 lower ends is boundary, and it is boundary that water inlet liquid level be take in described reaction zone 4 and the first inhalant region 5.
Further, the first described baffle plate 6 and the width of second baffle 19 are with the internal diameter ratio of reactor body 7: 1～1.5:10, and grid gap is 10～40mm, and the ratio that height of grid accounts for the first baffle plate 6 overall lengths is: 10～20%.
Further, the proportion of described light carrier for water is 0.5～0.95.
Further, on described water distributor 9 distance the first inhalant regions 5, liquid level distance is 0.1～0.3m.
Further, described overflow weir 21 is 1:4～10 apart from reactor body 7 barrel portion lower end the horizontal planes with the ratio of reactor body 7 barrel portion height; Described overflow weir 21 height are 1:10～15 with the ratio of reactor body 7 barrel portion height; Described water outlet 22 internal diameters are 1:8～15 with the ratio of reactor body 7 barrel portion internal diameters.
Further, described mud discharging mouth 24 internal diameters are 1:8～10 with the ratio of reactor body 7 barrel portion internal diameters; Described venting port 26 internal diameters and reactor body 7 barrel portion inner diameter d
2ratio be 1:8～10.
In the present invention, aeration described aeration tube 14 used is connected with aeration head 8 through hollow aeration guide wire 11, can and effectively control the residing position of aeration head 8 by hollow aeration guide wire 11 and fastening piece 12 the two top to bottom, left and right, front and rear Joint regulation or part adjusting according to actual needs, and by up-down adjustment hollow aeration guide wire 11, can effectively regulate the volume of the reaction zone 4 of short distance nitration unit, center 1.
A kind of integrated short distance nitration/anaerobic ammonia oxidation reactor of the present invention, it can be built by synthetic glass or steel plate.Carrier directly adds from reactor head.Waste water fully mixes with muddy water in reaction zone after being entered by water-in at once.Under aeration effect, upstream is in contact with one another with falling stream waste water, and the solid high-speed circulating of aqueous vapor flows, and produces strong agitation effect in reaction zone, realizes good mixing and mass transfer.
Content described in this specification sheets embodiment is only enumerating the way of realization of inventive concept; protection scope of the present invention should not be regarded as only limiting to the specific form that embodiment states, protection scope of the present invention also and in those skilled in the art, according to the present invention, conceive the equivalent technologies means that can expect.
Claims (9)
1. an integrated short distance nitration/anaerobic ammonia oxidation reactor, comprise reactor body, base and support, described reactor body is fixed on described base, it is characterized in that: in described reactor body, from middle mind-set periphery, be provided with short distance nitration unit, center and periphery Anammox unit;
Described short distance nitration unit, center is divided into exhalant region, reaction zone and the first inhalant region from bottom to top, between described both sides, exhalant region and periphery Anammox unit, be provided with bottom with the first baffle plate of middle grid, the first described baffle plate is fixed on described reactor body; The bottom that is provided with light carrier and described reaction zone in described reaction zone is provided with aeration head, described aeration head connects described the first inhalant region of short distance nitration unit, center and the hollow aeration guide wire of reaction zone by one and is connected with aeration tube, and described hollow aeration guide wire is fixed on the support of reactor base by fastening piece; The first described top, inhalant region is provided with the water distributor being connected with water inlet pipe;
Described periphery Anammox unit is divided into from inside to outside the second inhalant region, reaction one district, is connected district and reaction 2nd district, described reaction one district is provided with top with the second baffle of middle grid with described being connected between district, is provided with bottom with the first baffle plate of middle grid between the second described inhalant region and the exhalant region of short distance nitration unit; Described reaction two upper ends, district are provided with settling region, are provided with bottom with the first baffle plate of middle grid between described reaction 2nd district and settling region, and described settling region sidewall is provided with overflow weir and water outlet, and described water outlet is connected with rising pipe; Described reaction two bottoms, right side, district are provided with mud discharging mouth, are provided with the valve of controlling its switching on described mud discharging mouth; The top of described periphery Anammox unit is provided with venting port.
2. a kind of integrated short distance nitration/anaerobic ammonia oxidation reactor as claimed in claim 1, it is characterized in that: exhalant region, reaction zone and first inhalant region of described short distance nitration unit, center are all cylindrical, and the aspect ratio of each part mentioned above is 2～5:1.
3. a kind of integrated short distance nitration/anaerobic ammonia oxidation reactor as claimed in claim 2, it is characterized in that: the second inhalant region of described periphery Anammox unit, reaction one district, linking district and reaction 2nd district are all cylindrical, and the radius ratio of each part mentioned above is respectively 1:1.2～1.4:1.3～1.5:1.5～1.7.
4. a kind of integrated short distance nitration/anaerobic ammonia oxidation reactor as claimed in claim 3, it is characterized in that: between the exhalant region of described short distance nitration unit, center and reaction zone, take aeration head lower end as boundary, described reaction zone and the first inhalant region take water inlet liquid level be boundary.
5. a kind of integrated short distance nitration/anaerobic ammonia oxidation reactor as claimed in claim 4, it is characterized in that: the first described baffle plate and the width of second baffle and the internal diameter of reactor body ratio are: 1～1.5:10, grid gap is 10～40mm, and the ratio that height of grid accounts for the first baffle plate overall length is: 10～20%.
6. a kind of integrated short distance nitration/anaerobic ammonia oxidation reactor as claimed in claim 5, is characterized in that: the proportion of described light carrier for water is 0.5～0.95.
7. a kind of integrated short distance nitration/anaerobic ammonia oxidation reactor as claimed in claim 6, is characterized in that: on described water distributor distance the first inhalant region, liquid level distance is 0.1～0.3m.
8. a kind of integrated short distance nitration/anaerobic ammonia oxidation reactor as claimed in claim 7, is characterized in that: described overflow weir is 1:4～10 apart from reactor body barrel portion lower end the horizontal plane with the ratio of reactor body barrel portion height; Described height of weir plate is 1:10～15 with the ratio of reactor body barrel portion height; Described water outlet internal diameter is 1:8～15 with the ratio of reactor body barrel portion internal diameter.
9. a kind of integrated short distance nitration/anaerobic ammonia oxidation reactor as claimed in claim 8, is characterized in that: described mud discharging mouth internal diameter is 1:8～10 with the ratio of reactor body barrel portion internal diameter; Described venting port internal diameter is 1:8～10 with the ratio of reactor body barrel portion inner diameter d 2.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105330023A (en) * | 2015-12-01 | 2016-02-17 | 杭州师范大学 | Integration automatic flow type biological nitrogen and sulfur removal reactor |
| CN110002678A (en) * | 2019-04-19 | 2019-07-12 | 北京工业大学 | PNA system postposition short-cut denitrification realizes the apparatus and method of city sewage deep denitrogenation control |
| CN113767073A (en) * | 2019-05-24 | 2021-12-07 | 昆士兰大学 | Method for treating waste water or sludge |
| CN114590892A (en) * | 2020-12-04 | 2022-06-07 | 中国石油天然气集团有限公司 | Rare earth tail water denitrification device and method |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050040107A1 (en) * | 2003-08-20 | 2005-02-24 | Kasparian Kaspar A. | Single vessel multi-zone wastewater bio-treatment system |
| JP2005238166A (en) * | 2004-02-27 | 2005-09-08 | Kurita Water Ind Ltd | Anaerobic ammonoxidation treatment method |
| CN2835233Y (en) * | 2005-11-25 | 2006-11-08 | 浙江大学 | Anaerobic ammonia oxidation reactor |
| CN201264957Y (en) * | 2008-06-13 | 2009-07-01 | 北京城市排水集团有限责任公司 | Sludge digestive fluid short-range nitration and anaerobic ammoxidation combined denitrification apparatus |
| CN102249407A (en) * | 2011-05-13 | 2011-11-23 | 杭州师范大学 | High-efficiency anaerobic ammonia oxidation reactor |
| CN102452768A (en) * | 2010-10-27 | 2012-05-16 | 中国科学院城市环境研究所 | Denitrifying phosphorus removal-anammox-shortcut nitrification integrated baffled reaction equipment |
| CN202379808U (en) * | 2011-12-09 | 2012-08-15 | 北京工业大学 | Terminal garbage percolate shortcut nitrification and anaerobic ammonia oxidation combination denitrification device |
| CN103086583A (en) * | 2012-12-25 | 2013-05-08 | 北京工业大学 | Device and method of enhancing sludge stability and sludge digestion liquid treatment |
| CN202953872U (en) * | 2012-12-18 | 2013-05-29 | 盐城工学院 | Concentric circle type biochemical-precipitate integral treatment device for mixed flow |
| CN103253770A (en) * | 2013-06-08 | 2013-08-21 | 大连生源水处理设备发展有限公司 | Integrated biological reactor for treatment of industrial wastewater and domestic sewage |
| CN203530022U (en) * | 2013-09-03 | 2014-04-09 | 杭州师范大学 | Integrated partial nitrification/anaerobic ammonia oxidation reactor |
-
2013
- 2013-09-03 CN CN201310396362.2A patent/CN103663692B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050040107A1 (en) * | 2003-08-20 | 2005-02-24 | Kasparian Kaspar A. | Single vessel multi-zone wastewater bio-treatment system |
| JP2005238166A (en) * | 2004-02-27 | 2005-09-08 | Kurita Water Ind Ltd | Anaerobic ammonoxidation treatment method |
| CN2835233Y (en) * | 2005-11-25 | 2006-11-08 | 浙江大学 | Anaerobic ammonia oxidation reactor |
| CN201264957Y (en) * | 2008-06-13 | 2009-07-01 | 北京城市排水集团有限责任公司 | Sludge digestive fluid short-range nitration and anaerobic ammoxidation combined denitrification apparatus |
| CN102452768A (en) * | 2010-10-27 | 2012-05-16 | 中国科学院城市环境研究所 | Denitrifying phosphorus removal-anammox-shortcut nitrification integrated baffled reaction equipment |
| CN102249407A (en) * | 2011-05-13 | 2011-11-23 | 杭州师范大学 | High-efficiency anaerobic ammonia oxidation reactor |
| CN202379808U (en) * | 2011-12-09 | 2012-08-15 | 北京工业大学 | Terminal garbage percolate shortcut nitrification and anaerobic ammonia oxidation combination denitrification device |
| CN202953872U (en) * | 2012-12-18 | 2013-05-29 | 盐城工学院 | Concentric circle type biochemical-precipitate integral treatment device for mixed flow |
| CN103086583A (en) * | 2012-12-25 | 2013-05-08 | 北京工业大学 | Device and method of enhancing sludge stability and sludge digestion liquid treatment |
| CN103253770A (en) * | 2013-06-08 | 2013-08-21 | 大连生源水处理设备发展有限公司 | Integrated biological reactor for treatment of industrial wastewater and domestic sewage |
| CN203530022U (en) * | 2013-09-03 | 2014-04-09 | 杭州师范大学 | Integrated partial nitrification/anaerobic ammonia oxidation reactor |
Non-Patent Citations (1)
| Title |
|---|
| 郑平等: "短程硝化反应器过程动力学特性研究", 《浙江大学学报(农业与生命科学版)》, vol. 32, no. 01, 25 February 2006 (2006-02-25) * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105330023A (en) * | 2015-12-01 | 2016-02-17 | 杭州师范大学 | Integration automatic flow type biological nitrogen and sulfur removal reactor |
| CN110002678A (en) * | 2019-04-19 | 2019-07-12 | 北京工业大学 | PNA system postposition short-cut denitrification realizes the apparatus and method of city sewage deep denitrogenation control |
| CN110002678B (en) * | 2019-04-19 | 2021-12-31 | 北京工业大学 | Device and method for realizing deep denitrification of municipal sewage by post-positioned short-cut denitrification of PNA (peptide nucleic acid) system |
| CN113767073A (en) * | 2019-05-24 | 2021-12-07 | 昆士兰大学 | Method for treating waste water or sludge |
| CN114590892A (en) * | 2020-12-04 | 2022-06-07 | 中国石油天然气集团有限公司 | Rare earth tail water denitrification device and method |
| CN114590892B (en) * | 2020-12-04 | 2023-05-26 | 中国石油天然气集团有限公司 | Rare earth tail water denitrification device and method |
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Address after: 311100, 5th Floor, Building 18, No. 397 Cangxing Street, Cangqian Street, Yuhang District, Hangzhou City, Zhejiang Province Patentee after: Zhejiang Wole Technology Co.,Ltd. Address before: 311121 Room 501, 5 / F, building 2, No. 12, Longtan Road, Cangqian street, Yuhang District, Hangzhou, Zhejiang Province Patentee before: Zhejiang Wole Environmental Technology Co.,Ltd. |
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