CN100491269C - Efficient anaerobic ammoxidation reactor - Google Patents
Efficient anaerobic ammoxidation reactor Download PDFInfo
- Publication number
- CN100491269C CN100491269C CNB2007100691809A CN200710069180A CN100491269C CN 100491269 C CN100491269 C CN 100491269C CN B2007100691809 A CNB2007100691809 A CN B2007100691809A CN 200710069180 A CN200710069180 A CN 200710069180A CN 100491269 C CN100491269 C CN 100491269C
- Authority
- CN
- China
- Prior art keywords
- pipe
- anaerobic ammoxidation
- trunnion
- reactor
- liquid seal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- Y02W10/12—
Landscapes
- Cyclones (AREA)
Abstract
The present invention discloses one kind of efficient anaerobic ammoxidation reactor comprising a reactor body and support legs. The reactor body has a sludge settling chamber with triphase separator, overflow weir, liquid sealing groove, liquid seal water level controller and liquid seal groove slag exhaust pipe; a flaring chamber with conic baffle; an upward flow reactor with stuffng; a cyclonic water distributor; said a four-way pipe comprising a water inlet pipe, a sludge exhaust pipe and an outer circulating pipe. The present invention has capacity of efficiently remaining anaerobic ammoxidation bacteria, great anaerobic ammoxidation capacity, high impact resistance and other advantages.
Description
Technical field
The present invention relates to a kind of efficient anaerobic ammoxidation reactor.
Background technology
Along with the development of industrial and agricultural production and the raising of living standards of the people, the quantity discharged of itrogenous organic substance sharply increases.What two stage biological was handled starts successively, though Organic pollutants have been played good containment effect, the water outlet nitrogen content is higher, still is serious environmental source of pollution.Nitrate pollution very harmful, ammonia enters water body, not only can bring out " eutrophication ", causes the disorder of aquatic ecosystem, and can also consume dissolved oxygen, causes water hypoxia, influences the oxygen transmission of fish strontium, and fish are caused death; Generate chloramines with the chlorine effect, influence cholorination and handle.Therefore it is imperative to control nitrate pollution cost-effectively.
The method of denitrogenation of waste water is more, and physics method, chemical method and biological process etc. are arranged.For various reasons, the application of physics, chemical method is very limited, the main both at home and abroad at present bio-denitrification technology that adopts.The Anammox reaction can be converted into nitrogen with ammonia and nitrite, eliminates the influence of ammonia to environment.Therefore, the research and development anaerobic ammonia oxidation reactor has important practical significance.
Existing anaerobic ammonia oxidation reactor is mainly developed by anaerobic reactor.For the microorganism (active sludge) that sufficient amount is arranged in the assurance device carries out the Anammox effect, generally behind anaerobic reactor, build secondary sedimentation basins, in order to isolating active mud, satisfy the required active sludge of anaerobic reactor on the one hand, satisfy the effluent quality requirement on the other hand.With second pond isolating active mud, and send anaerobic reactor back to, not only increase equipment by reflux pump, consumption of power, and can destroy the active sludge structure, be unfavorable for forming the good granule sludge of sedimentation function and realize mud-water separation.
At the above-mentioned defective of anaerobic reactor, the design attempts by unique water distributor is set, to guarantee that water inlet evenly; In the flow lifting type reaction chamber, filler is set, stays high reactivity Anammox mud to hold; On reactor top triphase separator is set, to reclaim mud, to improve sludge concentration; By effluent recycling, stablizing effluent quality, and reinforcing mass transfer.Evidence, Kai Fa new and effective anaerobic ammonia oxidation reactor has good Anammox performance in view of the above.
Summary of the invention
The purpose of this invention is to provide a kind of efficient anaerobic ammoxidation reactor.
Efficient anaerobic ammoxidation reactor has reactor body, leg, reactor body is provided with the sludge settling chamber from top to bottom successively, the flaring chamber, the flow lifting type reaction chamber, the reactor body bottom inside is provided with cyclone water distributor, the reactor body bottom outside is provided with water inlet pipe, shore pipe, the four-way pipe that the outer circulating tube import is formed, on the flow lifting type reaction chamber, have the cruciform grid, on, be provided with filler between the following cruciform grid, it is conical baffled that top, flaring chamber is provided with overcurrent, the indoor triphase separator that is provided with of sludge settling, sludge settling chamber upper portion side wall is provided with overflow weir, the overflow weir rising pipe, liquid seal trough, be provided with the fluid-tight water level control pipe in the liquid seal trough, the liquid seal trough bottom is provided with the liquid seal trough scum pipe, the reactor body top is provided with the outer circulating tube outlet, triphase separator is made of gas skirt and trunnion, open pore on the trunnion, the reactor body sidewall is provided with a plurality of thief holes.
Described reactor body aspect ratio H/D is 2.5～4.0, flow lifting type reaction chamber cross-sectional area S
1With the long-pending S of sludge settling chamber cross-section
2Ratio be 1:2.0～3.0, flow lifting type reaction chamber cross-sectional area S
1With triphase separator lower end gas skirt the maximum cross-section area S
3Ratio be 1:1.2～2.0, flow lifting type reaction chamber cross-sectional area S
1With triphase separator upper end trunnion cross-sectional area S
4Ratio be 1:0.12～0.16.
Cyclone water distributor is umbrella shape, combine by 6～12 rotary trapezoidal plates, cyclone water distributor (18) bus and horizontal plane angle α are 15～30 °, it is 10～50mm that projection between the adjacent rotary trapezoidal plate overlaps γ, wavelength width of a slit a between the adjacent rotary trapezoidal plate is 5～20mm, rotary trapezoidal plate upper end is fixed on the circular platform that diameter is 100～500mm, and rotary trapezoidal plate lower end is fixed on the interior Zhou Pingtai of reactor.
The cruciform grid is at a distance of 1000～2000mm, and size of mesh opening is 100～200mm * 100～200mm, and the filler that is provided with between the cruciform grid is string shape filler.Two is one group about the cruciform grid, is provided with one group or array cruciform grid in the flow lifting type reaction chamber.
The conical baffled flaring chamber interior walls that is arranged at of overcurrent is positioned at the triphase separator bottom, and its cross section is a right angle trilateral, and the right angle length of side is 50～200mm, and the triphase separator lower edge is the seam sectional area S that refluxes of the mud between conical baffled to overcurrent
5With sludge settling chamber sectional area S
2Ratio be 1:2.5～4.
Triphase separator gas skirt sectional area is trapezoidal, the ratio of area and upper base area of going to the bottom is 8～12:1, high 500～the 1000mm of trunnion, the trunnion upper edge is higher than water outlet liquid level 300～500mm, and on the trunnion at 100～300mm place above the water outlet liquid level, open 4～6 ventilating pits, ventilating pit diameter 30～50mm.
The outer circulating tube outlet extends gas skirt in the triphase separator trunnion, outer circulating tube outlet bottom tube head is 100～200mm to the distance of trunnion lower edge, and the bottom tube head is set as elbow, and angle of rotation is 90 °.
The overflow weir rising pipe is arranged to bend pipe, and water outlet is lower than overflow weir rising pipe horizontal section medullary ray 250～500mm, and liquid seal trough water level control pipe tube head and overflow weir rising pipe horizontal section medullary ray are contour, and the liquid seal trough scum pipe is positioned at the liquid seal trough bottom.
The beneficial effect that the present invention has: 1) can efficiently hold and stay the Anammox thalline, Anammox reaction potentiality are big, strong shock resistance; 2) effluent recycling is set, can reinforcing mass transfer process and substrate conversion, and alleviate matrix and suppress; 3) the whirlwind-type water distributor is set, water distribution is even, can improve the reactor useful volume, guarantees reaction efficiency; 4) liquid seal trough is set, can effectively stops air, guarantee that reactor is in anaerobic state to the reactor internal leakage; 5) settling chamber is arranged at the triphase separator periphery, and compact construction has saved secondary sedimentation basins and mud backflow facility, has avoided the destruction of reflux pump to granule sludge; 6) this reactor can bear high water inlet ammonia and nitrite concentration, has high volume transformation efficiency, and operating performance is stable.
Description of drawings
Fig. 1 is the anaerobic ammonia oxidation reactor structural representation; Among the figure: leg 1, flange 2, flow lifting type reaction chamber 3, filler 4, cruciform grid 5, gradually conical baffled 7, the settling chamber 8 in wealthy chamber 6, overcurrent, overflow weir 9, outer circulating tube outlet 10, triphase separator 11, ventilating pit 12, overflow weir rising pipe 13, fluid-tight water level control pipe 14, liquid seal trough 15, liquid seal trough scum pipe 16, thief hole 17, cyclone water distributor 18, water inlet pipe 19, shore pipe 20, outer circulating tube import 21;
Fig. 2 is a cyclone water distributor structural representation of the present invention.
Embodiment
As shown in drawings, efficient anaerobic ammoxidation reactor has reactor body, leg 1, reactor body is provided with sludge settling chamber 8 from top to bottom successively, flaring chamber 6, flow lifting type reaction chamber 3, the reactor body bottom inside is provided with cyclone water distributor 18, the reactor body bottom outside is provided with water inlet pipe 19, shore pipe 20, the four-way pipe that outer circulating tube import 21 is formed, on the flow lifting type reaction chamber 3, have cruciform grid 5, on, be provided with filler 4 between the following cruciform grid 5,6 tops, flaring chamber are provided with overcurrent conical baffled 7, be provided with triphase separator 11 in the sludge settling chamber 8, sludge settling chamber 8 upper portion side wall are provided with overflow weir 9, overflow weir rising pipe 13, liquid seal trough 15, be provided with fluid-tight water level control pipe 14 in the liquid seal trough 15, liquid seal trough 15 bottoms are provided with liquid seal trough scum pipe 16, the reactor body top is provided with outer circulating tube outlet 10, triphase separator 11 is made of gas skirt and trunnion, opens pore 12 on the trunnion, and the reactor body sidewall is provided with a plurality of thief holes 17.
Described reactor body aspect ratio H/D is 2.5～4.0, flow lifting type reaction chamber 3 cross-sectional area S
1With sludge settling chamber 8 cross-sectional area S
2Ratio be 1:2.0～3.0, flow lifting type reaction chamber 3 cross-sectional area S
1With triphase separator 11 lower end gas skirt the maximum cross-section area S
3Ratio be 1:1.2～2.0, flow lifting type reaction chamber 3 cross-sectional area S
1With triphase separator 11 upper end trunnion cross-sectional area S
4Ratio be 1:0.12～0.16.
Cruciform grid 5 is at a distance of 1000～2000mm, and size of mesh opening is 100～200mm * 100～200mm, and the filler 4 that is provided with between the cruciform grid 5 is string shape filler.The cruciform grid about in the of 5 two be one group, in flow lifting type reaction chamber 3, be provided with one group or array cruciform grid.
Overcurrent conical baffled 7 is arranged at flaring chamber 6 inwalls, is positioned at the triphase separator bottom, and its cross section is a right angle trilateral, and the right angle length of side is 50～200mm, and triphase separator 11 lower edges to the mud between the overcurrent conical baffled 7 refluxes and stitches sectional area S
5With sludge settling chamber 8 sectional area S
2Ratio be 1:2.5～4.Triphase separator 11 gas skirt sectional areas are trapezoidal, the ratio of area and upper base area of going to the bottom is 8～12:1, high 500～the 1000mm of trunnion, the trunnion upper edge is higher than water outlet liquid level 300～500mm, and on the trunnion at 100～300mm place above the water outlet liquid level, open 4～6 ventilating pits 12, ventilating pit diameter 30～50mm.Outer circulating tube outlet 10 extends gas skirt in triphase separator 11 trunnions, it is 100～200mm that outer circulating tube exports 10 bottom tube heads to the distance of trunnion lower edge, and the bottom tube head is set as elbow, and angle of rotation is 90 °.
Overflow weir rising pipe 13 is arranged to bend pipe, and water outlet is lower than overflow weir rising pipe 13 horizontal section medullary rays 250～500mm, and liquid seal trough water level control pipe 14 tube heads and overflow weir rising pipe 13 horizontal section medullary rays are contour, and liquid seal trough scum pipe 16 is positioned at the liquid seal trough bottom.
Efficient anaerobic ammoxidation reactor is made up by steel plate.Seed sludge adds to the flow lifting type reaction chamber.Sewage imports the reaction chamber bottom by water inlet pipe, and through the cyclone water distributor uniform distribution, mud fully contacts with waste water, and highly active Anammox mud or apposition growth be at filling surface, or stops in filler the gas (N that is produced
2) go up and escape, collect the back by triphase separator and discharge reactor by ventilating pit and liquid seal trough, with the conical baffled barrier effect of the process overcurrent of the mud on the gas band, major part is trapped within the flow lifting type reaction chamber, flow into the sludge settling chamber on a small quantity, after the precipitate and separate, rely on mud gravity to reflux to stitch and be back to the flow lifting type reaction chamber by mud.The chamber overflow of reactor water outlet process sludge settling is to liquid seal trough, by the water outlet of liquid seal trough water level control pipe.The part water outlet is back to reactor bottom by outer circulating tube, is used for reinforcing mass transfer and substrate degradation.Residual active sludge is discharged outside the reactor by shore pipe.
Claims (9)
1. efficient anaerobic ammoxidation reactor, it is characterized in that it has reactor body, leg (1), reactor body is provided with sludge settling chamber (8) from top to bottom successively, flaring chamber (6), flow lifting type reaction chamber (3), the reactor body bottom inside is provided with cyclone water distributor (18), the reactor body bottom outside is provided with by water inlet pipe (19), shore pipe (20), the four-way pipe that outer circulating tube import (21) is formed, on the flow lifting type reaction chamber (3), have cruciform grid (5), on, be provided with filler (4) between the following cruciform grid (5), top, flaring chamber (6) is provided with overcurrent conical baffled (7), be provided with triphase separator (11) in the sludge settling chamber (8), sludge settling chamber (8) upper portion side wall is provided with overflow weir (9), overflow weir rising pipe (13), liquid seal trough (15), be provided with fluid-tight water level control pipe (14) in the liquid seal trough (15), liquid seal trough (15) bottom is provided with liquid seal trough scum pipe (16), the reactor body top is provided with outer circulating tube outlet (10), triphase separator (11) is made of gas skirt and trunnion, open pore (12) on the trunnion, the reactor body sidewall is provided with a plurality of thief holes (17).
2. a kind of efficient anaerobic ammoxidation reactor according to claim 1 is characterized in that described reactor body aspect ratio H/D is 2.5～4.0, flow lifting type reaction chamber (3) cross-sectional area S
1With sludge settling chamber (8) cross-sectional area S
2Ratio be 1:2.0～3.0, flow lifting type reaction chamber (3) cross-sectional area S
1With triphase separator (11) lower end gas skirt the maximum cross-section area S
3Ratio be 1:1.2～2.0, flow lifting type reaction chamber (3) cross-sectional area S
1With triphase separator (11) upper end trunnion cross-sectional area S
4Ratio be 1:0.12～0.16.
3. a kind of efficient anaerobic ammoxidation reactor according to claim 1, it is characterized in that described cyclone water distributor (18) is umbrella shape, combine by 6～12 rotary trapezoidal plates, cyclone water distributor (18) bus and horizontal plane angle α are 15～30 °, it is 10～50mm that projection between the adjacent rotary trapezoidal plate overlaps γ, wavelength width of a slit a between the adjacent rotary trapezoidal plate is 5～20mm, rotary trapezoidal plate upper end is fixed on the circular platform that diameter is 100～500mm, and rotary trapezoidal plate lower end is fixed on the interior Zhou Pingtai of reactor.
4. a kind of efficient anaerobic ammoxidation reactor according to claim 1, it is characterized in that described cruciform grid (5) is at a distance of 1000～2000mm, size of mesh opening is 100～200mm * 100～200mm, and the filler (4) that is provided with between the cruciform grid (5) is string shape filler.
5. a kind of efficient anaerobic ammoxidation reactor according to claim 1, it is characterized in that described cruciform grid (5) up and down two be one group, in flow lifting type reaction chamber (3), be provided with one group or array cruciform grid.
6. a kind of efficient anaerobic ammoxidation reactor according to claim 1, it is characterized in that described overcurrent conical baffled (7) is arranged at flaring chamber (6) inwall, be positioned at the triphase separator bottom, its cross section is a right angle trilateral, the right angle length of side is 50～200mm, and triphase separator (11) lower edge to the mud between the overcurrent conical baffled (7) refluxes and stitches sectional area S
5With sludge settling chamber (8) sectional area S
2Ratio be 1:2.5～4.
7. a kind of efficient anaerobic ammoxidation reactor according to claim 1, it is characterized in that described triphase separator (11) gas skirt sectional area is trapezoidal, the ratio of area and upper base area of going to the bottom is 8～12:1, high 500～the 1000mm of trunnion, the trunnion upper edge is higher than water outlet liquid level 300～500mm, and on the trunnion at 100～300mm place above the water outlet liquid level, open 4～6 ventilating pits (12), ventilating pit diameter 30～50mm.
8. a kind of efficient anaerobic ammoxidation reactor according to claim 1, it is characterized in that described outer circulating tube outlet (10) extends gas skirt in triphase separator (11) trunnion, outer circulating tube outlet (10) bottom tube head to the distance of trunnion lower edge is 100～200mm, the bottom tube head is set as elbow, and angle of rotation is 90 °.
9. a kind of efficient anaerobic ammoxidation reactor according to claim 1, it is characterized in that described overflow weir rising pipe (13) is arranged to bend pipe, water outlet is lower than overflow weir rising pipe (13) horizontal section medullary ray 250～500mm, liquid seal trough water level control pipe (14) tube head and overflow weir rising pipe (13) horizontal section medullary ray are contour, and liquid seal trough scum pipe (16) is positioned at the liquid seal trough bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100691809A CN100491269C (en) | 2007-06-05 | 2007-06-05 | Efficient anaerobic ammoxidation reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100691809A CN100491269C (en) | 2007-06-05 | 2007-06-05 | Efficient anaerobic ammoxidation reactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101066805A CN101066805A (en) | 2007-11-07 |
| CN100491269C true CN100491269C (en) | 2009-05-27 |
Family
ID=38879528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100691809A Expired - Fee Related CN100491269C (en) | 2007-06-05 | 2007-06-05 | Efficient anaerobic ammoxidation reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100491269C (en) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102010113B (en) * | 2010-10-27 | 2013-01-16 | 山东建筑大学 | Anaerobic solid reactor |
| CN102145940B (en) * | 2011-02-23 | 2012-07-18 | 大连理工大学 | Fast breeding device and method of anammox bacteria |
| CN102153194B (en) * | 2011-02-28 | 2013-01-02 | 杭州师范大学 | Upflow subregion anammox bioreactor |
| CN102492605B (en) * | 2011-11-30 | 2014-08-20 | 中海石油环保服务（天津）有限公司 | Bioreactor and sophorolipid continuous production method by using the same |
| CN102583733A (en) * | 2012-03-28 | 2012-07-18 | 南京中衡元环保设备有限公司 | Anaerobic denitration fluidized bed reactor |
| CN103755020B (en) * | 2013-12-26 | 2015-12-09 | 中南大学 | A kind of Anammox device for rapidly starting based on soda acid regulation and control |
| CN105152324B (en) * | 2015-09-22 | 2017-04-26 | 浙江大学 | Anaerobic ammonia oxidation reactor capable of classifying sludge through cyclone |
| CN107487843B (en) * | 2017-10-10 | 2020-06-16 | 重庆大学 | Vacuum solar heat collection type outdoor upflow anaerobic sludge bed reactor |
| CN107935183A (en) * | 2017-12-27 | 2018-04-20 | 山东太平洋环保股份有限公司 | A kind of high-efficiency biological denitrification reactor and process for treating high ammonia nitrogen waste water |
| CN110818185A (en) * | 2019-11-18 | 2020-02-21 | 武汉鸿鑫天环保工程有限公司 | Efficient culture sewage treatment system |
| CN110980943B (en) * | 2019-12-14 | 2022-02-18 | 浙江永续环境工程有限公司 | Anaerobic flowing biological membrane reactor |
| CN114804527A (en) * | 2022-04-30 | 2022-07-29 | 齐鲁工业大学 | Movable upflow MBBR integrated sewage treatment equipment and system |
-
2007
- 2007-06-05 CN CNB2007100691809A patent/CN100491269C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101066805A (en) | 2007-11-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100491269C (en) | Efficient anaerobic ammoxidation reactor | |
| CN100551845C (en) | Circular granular sludge reactor | |
| CN101643273B (en) | Device and method applicable to anaerobic treatment of solid and liquid mixed sewage of breeding field | |
| CN201530770U (en) | Deepwater combination biological treatment facility | |
| CN101468846B (en) | Sectional inlet and drop oxygenation and contact oxidation integrated sewage treating apparatus and method | |
| CN201058827Y (en) | Highly effective anaerobic ammonia oxidation reactor | |
| CN207684971U (en) | Aerobic inner circulation bio-separation reactor | |
| CN209835892U (en) | Domestic sewage purification device | |
| CN106966490A (en) | A kind of high-efficiency aerobic reactor and sewage treatment process | |
| CN205687912U (en) | A kind of from air supporting efficient anaerobe reactor | |
| CN100475716C (en) | Anaerobic bioreacto | |
| CN202186922U (en) | Air-lift type internal recycle de-nitrogenizing and phosphorus-removing bioreactor | |
| CN207418381U (en) | A kind of Aerobic three-phase separator | |
| CN208949075U (en) | Novel anaerobic reactor | |
| CN111196626A (en) | Embedded cage type anaerobic ammonia oxidation reactor and method thereof | |
| CN100494104C (en) | Helical self-circulating bioreactor | |
| CN105152324A (en) | Anaerobic ammonia oxidation reactor capable of classifying sludge through cyclone | |
| CN109734261A (en) | Domestic sewage denitrifying-dephosphorizing purification tank | |
| CN204939083U (en) | A kind of eddy flow sludge classification anaerobic ammonia oxidation reactor | |
| CN202046931U (en) | Composite multifunctional reactor for water treatment | |
| CN2574771Y (en) | Shower bath spring nozzle device | |
| CN108892239A (en) | Internal-circulation anaerobic reactor | |
| CN108408907A (en) | It is a kind of configuration nitrogen separation device vertical tower biological denitrogenation processing device and application | |
| CN201049911Y (en) | Screw-type self-circulation biological reactor | |
| CN210176568U (en) | Anaerobic ammoxidation circulating reactor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090527 Termination date: 20120605 |