CN105174445B - One kind drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor - Google Patents
One kind drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor Download PDFInfo
- Publication number
- CN105174445B CN105174445B CN201510616505.5A CN201510616505A CN105174445B CN 105174445 B CN105174445 B CN 105174445B CN 201510616505 A CN201510616505 A CN 201510616505A CN 105174445 B CN105174445 B CN 105174445B
- Authority
- CN
- China
- Prior art keywords
- filler layer
- water
- mixed filler
- reative cell
- reactor body
- 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.)
- Active
Links
Landscapes
- Biological Treatment Of Waste Water (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
One kind drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor, including reactor body, reactor body inner chamber are divided into collection chamber, water distribution area, mixed filler layer reative cell and sludge discharging area, blast pipe being provided with the top of collection chamber from top to bottom；Water distribution area is connected by water inlet pipe with external source, the delivery port of water inlet pipe upward, upward water distribution；Separated between mixed filler layer reative cell and sludge discharging area by porous barrier, mixed filler layer reative cell filling multilayer filler；The external outlet pipe of sludge discharging area side wall, outlet pipe water inlet are located at the top of reactor body bottom discharge pipeline, and outlet pipe outlet water at tail end mouth connects with the reservoir chamber with reservoir chamber delivery port.The beneficial effects of the invention are as follows：Carrier performance is complementary, effectively catching suspended contaminant, improves the biology withholding in reactor, prevents sludge loss；Water distribution is uniform；Outlet pipe is fetched water from bottom part body, eminence overflow water outlet, realizes mud-water separation；Mass transfer and mixed performance are excellent, have the advantage of inverse fluid bed and packed bed concurrently.
Description
Technical field
The present invention relates to one kind to drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor.
Background technology
As a kind of Process of Biological Nitrogen Removal, it is excellent that Anammox has that excess sludge production is few, operating cost is low etc.
Point, application prospect are very wide.However, due to being restricted by many factors, the application of the technique is also subject to certain restrictions,
Such as：Traditional upflow-type reactor carries out muddy water mixing using backflow and hydraulic mixing, may cause the broken of sludge and be lost in,
Decline biomass in reactor, and influence effluent quality, anaerobic ammonia oxidizing bacteria changes more sensitive, pole to nitrogen load in addition
The fluctuation of water outlet Different Nitrogen Concentration is easily caused, treatment effect is unstable；It is also possible to produce due to the change of hydraulics in reactor
Dead band.
In addition, start-up course sludge loss is serious, still it is difficult to have using traditional single filler anaerobic ammonia oxidation reactor
Effect withholds sludge, causes technique start-up course time-consuming longer.These situations hamper the scale application of anaerobic ammonia oxidation process,
It is that further exploitation anaerobic ammonia oxidation bioreactor handles urgent problem to be solved during potential.
The content of the invention
In order to overcome existing anaerobic ammonia oxidation bioreactor to exist, sludge loss is serious, makes in reactor under biomass
Drop, and effluent quality is influenceed, the fluctuation of water outlet Different Nitrogen Concentration is easily caused, treatment effect is unstable, produces the deficiency in dead band, the present invention
A kind of denitrification ability is provided and anti-load impact ability is strong, stable drop streaming mixed filler layer Anammox biology is anti-
Answer device.
A kind of drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor of the present invention, including reactor body,
It is characterized in that：The inner chamber of described reactor body is divided into collection chamber, water distribution area, mixed filler layer reaction from top to bottom
Room and sludge discharging area, described collection chamber top are provided with blast pipe；Described water distribution area is connected by water inlet pipe with external source, and
And the delivery port of described water inlet pipe upward water distribution upward；Lead between described mixed filler layer reative cell and described sludge discharging area
Cross porous barrier separation, described mixed filler layer reative cell filling multilayer filler；The described external outlet pipe of sludge discharging area side wall,
The water inlet of described outlet pipe is located at the top of the discharge pipeline of described reactor body bottom, and described water outlet pipe end goes out
The mouth of a river connects with the reservoir chamber with reservoir chamber delivery port.
The horizontal inlet opening for running through described reactor body water distribution area side wall of the afterbody of described water inlet pipe, described enters
The ratio between the height in water hole and described reactor body height are 0.8~0.7:1, and the delivery port for pipe end of intaking is as cloth
90 ° of water end (W.E.) is folded upward at, and ensures the upward water distribution of water inlet pipe, and water inlet pipe delivery port is located at reactor body liquid level.
Described mixed filler layer reative cell is cylindrical, ratio of height to diameter 4~10:1.
The ratio between described mixed filler layer reative cell cross-sectional area and bottom sludge discharging area the maximum cross-section area are 1:1.
Described mixed filler layer reative cell fills 4 layers of filler, the top layer and bottom of described mixed filler layer reative cell
Fill ceramic cross ring filler；Packing layer is ascending from top to bottom according to heap density in the middle part of described mixed filler layer reative cell
Place obturator-type polyurethane foamed blocks filler and polyethylene garland cylinder filler.
The ratio between depth of packing and reactor body height of described mixed filler layer reative cell is 0.5~0.6：1；It is described
The obturator-type polyurethane foamed blocks filler length of side be 20~25mm, 0.3~0.4m of specific surface area2/ g, heap density are 20~30kg/
m3；A diameter of 43~the 73mm of the polyethylene garland cylinder filler, high 20~30mm, 130~185m of specific surface area2/m3, heap
Density is 100~111kg/m3；A diameter of 50~the 100mm of the ceramic cross ring filler, high 5~10mm, specific surface area 145~
11m2/m3, 600~850kg/m of heap density3；Described obturator-type polyurethane foamed blocks filler, described polyethylene garland cylinder
The volume ratio that adds of body filler and ceramic cross ring filler is 1:1:1.5~2.
The aperture of described porous barrier is 20~25mm.
The front portion of described outlet pipe horizontally extends into the sludge discharging area of reactor body, institute through the apopore of sludge discharging area side wall
The apopore stated be located at the level reference where described porous barrier and the level reference where the superior of bottom it
Between, connection water suction horn mouth after 90 ° of the front end bending downwards of outlet pipe；Outlet pipe afterbody along reactor outer wall connect up to
Reservoir chamber bottom.
Described sludge discharging area is inverted pyramidal structures, and the angle of the side wall of described inverted pyramidal structures and datum water level
α is 45 °~60 °.
The beneficial effects of the invention are as follows：1) the combined stuffing performance complement set, is easy to biological attachment, shortens reactor
Start the time, biomass concentration is higher, and combination arrangement also avoid the not smooth caused filler of gas release and float；2) what is set is mixed
Filler Rotating fields are closed, on the one hand energy effectively catching suspended contaminant, ensure effluent quality；On the other hand reaction can be significantly improved
Biology withholding in device, prevents sludge loss, improves the ability of the anti-hydraulic blow of anaerobic ammonia oxidation reactor and load impact；
3) water distribution, current spreading fall in filler water inlet gradually downward after the gas-liquid interface in reactor body vertically upward
Layer working face, so as to reach the purpose of water distribution uniformity；4) outlet pipe from bottom part body fetch water, along outer wall to in reactor body
Liquid level equal-height position overflow water outlet, realizes mud-water separation, ensure that effluent quality；5) mass transfer and mixed performance are excellent, have adverse currentization concurrently
The advantage of bed and packed bed.
Brief description of the drawings
Fig. 1 is the structure chart of the present invention (arrow represents the flow direction of liquid at A, B, C, D, E, F).
Fig. 2 is the structure chart of the porous barrier of the present invention.
Fig. 3 is the reactor body inner-cavity structure figure of the present invention.
Embodiment
The present invention is further illustrated below in conjunction with the accompanying drawings
Referring to the drawings：
A kind of drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor of the present invention of embodiment 1, including reaction
Device body, the inner chamber of described reactor body are divided into collection chamber 10, water distribution area 7, mixed filler layer reaction from top to bottom
Room 15 and sludge discharging area 2, the described top of collection chamber 10 are provided with blast pipe 8；Described water distribution area 7 passes through water inlet pipe 11 and extraneous water
Source connects, and the delivery port of described water inlet pipe 11 upward water distribution upward；Described mixed filler layer reative cell 15 and described
Sludge discharging area 2 between separated by porous barrier 16, the described filling multilayer filler of mixed filler layer reative cell 15；Described row
The external outlet pipe 4 of the side wall of mud area 2, the water inlet of described outlet pipe 4 are located at the discharge pipeline 1 of described reactor body bottom
Top, the described outlet water at tail end mouth of outlet pipe 4 connect with the reservoir chamber 6 with reservoir chamber delivery port 5.
The horizontal inlet opening for running through the described side wall of reactor body water distribution area 7 of the afterbody of described water inlet pipe 11, it is described
The ratio between height and the described reactor body height of inlet opening be 0.8~0.7:1, and the delivery port of the end of water inlet pipe 11
As cloth water end (W.E.), 90 ° are folded upward at, and ensure 11 upward water distribution of water inlet pipe, and water inlet pipe delivery port is located at reactor body liquid level.
Described mixed filler layer reative cell 15 is cylindrical, ratio of height to diameter 4~10:1.
The ratio between the described cross-sectional area of mixed filler layer reative cell 15 and the maximum cross-section area of bottom sludge discharging area 2 are 1:1.
Described mixed filler layer reative cell 15 fills 4 layers of filler, the top layer of described mixed filler layer reative cell 15 and
Bottom fills ceramic cross ring filler 12；The described middle part packing layer of mixed filler layer reative cell 15 is ascending according to heap density
Obturator-type polyurethane foamed blocks filler 13 and polyethylene garland cylinder filler 14 are placed from top to bottom.
The ratio between depth of packing and reactor body height of described mixed filler layer reative cell 15 is 0.5~0.6：1；Institute
The length of side of obturator-type polyurethane foamed blocks filler 13 stated is 20~25mm, 0.3~0.4m of specific surface area2/ g, heap density be 20~
30kg/m3；14 a diameter of 43~73mm of polyethylene garland cylinder filler, high 20~30mm, specific surface area 130~
185m2/m3, heap density is 100~111kg/m3；12 a diameter of 50~100mm of ceramic cross ring filler, high 5~10mm,
145~11m of specific surface area2/m3, 600~850kg/m of heap density3；It is described obturator-type polyurethane foamed blocks filler 13, described
The volume ratio that adds of polyethylene garland cylinder filler 14 and ceramic cross ring filler 12 is 1:1:1.5~2.
The aperture of described porous barrier 16 is 20~25mm.
The front portion of described outlet pipe 4 horizontally extends into the sludge discharging area of reactor body through the apopore of the side wall of sludge discharging area 2
2, described apopore is positioned at the level reference where described porous barrier 16 and the horizontal base where the superior of bottom
Between quasi- face, connection water suction horn mouth 3 after 90 ° of the front end bending downwards of outlet pipe 4；The afterbody of outlet pipe 4 is along reactor outer wall
Connect up to the bottom of reservoir chamber 6.
Described sludge discharging area 2 is inverted pyramidal structures, and the folder of the side wall of described inverted pyramidal structures and datum water level
Angle α is 45 °~60 °.
It is provided by the present invention drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor application method be：Waste water by
Water inlet pipe 11 in the side wall of reactor body 9 is passed through water distribution area 7, and waste water is with being attached to filler in mixed filler layer reative cell 15
Anaerobic ammonia oxidizing bacteria on layer is fully contacted, and the ammonia and nitrite in waste water in the presence of anaerobic ammonia oxidizing bacteria occur
Reaction is synchronously removed, and produces nitrogen, and nitrogen is collected by the collection chamber 10 on the top of reactor body 9, and by blast pipe 8
Escape reactor body 9；The top layer and underfilling of mixed filler layer reative cell 15 are using the larger ceramic partition ring of heap density
Filler 12, water distribution or filler is disturbed to block mud discharging mouth 1 through the porous barrier 16 of lower section to prevent filler from floating；And mixed fillers
The packing layer at the middle part of layer reative cell 15 is laid from top to bottom according to heap density is ascending, reduces what packing layer deadweight triggered
Compressing deformation to lower section packing layer, longtime running are maintained to higher mass-transfer performance；The blended packing layer life of waste water
Thing film process and filtering, enter by water suction horn mouth 3 by passing through after the porous barrier 16 of the lower end of mixed filler layer reative cell 15
Water pipe 4, flowed out by the delivery port 5 being placed on the reservoir chamber 6 outside reactor body 9, the setting of water suction horn mouth 3 can effectively be prevented
The microorganism that anti-avulsion falls enters outlet pipe 4 or blocks the mouth of pipe；The microorganism that packing layer comes off falls into sludge discharging area 2 due to Action of Gravity Field
Bottom, reactor body 9 is discharged via discharge pipeline 1.
Content described in this specification embodiment is only enumerating to the way of realization of inventive concept, protection of the invention
Scope is not construed as being only limitted to the concrete form that embodiment is stated, protection scope of the present invention also includes art technology
Personnel according to present inventive concept it is conceivable that equivalent technologies mean.
Claims (8)
1. one kind drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor, including reactor body, it is characterised in that：It is described
The inner chamber of reactor body be divided into collection chamber, water distribution area, mixed filler layer reative cell and sludge discharging area from top to bottom, it is described
Collection chamber at the top of be provided with blast pipe；Described water distribution area is connected by water inlet pipe with external source, and described water inlet pipe
Delivery port upward, upward water distribution；Pass through porous barrier point between described mixed filler layer reative cell and described sludge discharging area
Every described mixed filler layer reative cell fills 4 layers of filler, top layer and bottom the filling pottery of described mixed filler layer reative cell
Porcelain cross ring filler；Packing layer closes according to ascending place from top to bottom of heap density in the middle part of described mixed filler layer reative cell
Pass polyurethane foamed blocks filler and polyethylene garland cylinder filler；The described external outlet pipe of sludge discharging area side wall, it is described
The water inlet of outlet pipe is located at the top of the discharge pipeline of described reactor body bottom, described outlet pipe outlet water at tail end mouth with
Reservoir chamber connection with reservoir chamber delivery port.
A kind of 2. drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor as claimed in claim 1, it is characterised in that：Institute
The horizontal inlet opening for running through described reactor body water distribution area side wall of the afterbody for the water inlet pipe stated, the height of described inlet opening
It is 0.8~0.7 with the ratio between described reactor body height:1, and the delivery port for pipe end of intaking as 90 ° of cloth water end (W.E.) to
Upper bending, ensures the upward water distribution of water inlet pipe, and water inlet pipe delivery port is located at reactor body liquid level.
A kind of 3. drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor as claimed in claim 1, it is characterised in that：Institute
The mixed filler layer reative cell stated is cylindrical, ratio of height to diameter 4~10:1.
A kind of 4. drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor as claimed in claim 3, it is characterised in that：Institute
The ratio between mixed filler layer reative cell cross-sectional area and bottom sludge discharging area the maximum cross-section area for stating are 1:1.
A kind of 5. drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor as claimed in claim 4, it is characterised in that：Institute
The ratio between depth of packing and reactor body height for the mixed filler layer reative cell stated is 0.5~0.6：1；Described obturator-type gathers
The urethane foam block filler length of side is 20~25mm, 0.3~0.4m of specific surface area2/ g, heap density are 20~30kg/m3；The poly- second
A diameter of 43~the 73mm of alkene garland cylinder filler, high 20~30mm, 130~185m of specific surface area2/m3, heap density be 100~
111kg/m3；A diameter of 50~the 100mm of the ceramic cross ring filler, high 5~10mm, 145~11m of specific surface area2/m3, heap is close
Spend 600~850kg/m3；Described obturator-type polyurethane foamed blocks filler, described polyethylene garland cylinder filler and ceramics
Cross ring filler adds volume ratio as 1:1:1.5~2.
A kind of 6. drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor as claimed in claim 1, it is characterised in that：Institute
The aperture for the porous barrier stated is 20~25mm.
A kind of 7. drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor as claimed in claim 1, it is characterised in that：Institute
The front portion for the outlet pipe stated horizontally extends into the sludge discharging area of reactor body, described apopore through the apopore of sludge discharging area side wall
Between the level reference where described porous barrier and the level reference where the superior of bottom, outlet pipe
Connection water suction horn mouth after the bending downwards of 90 ° of front end；Outlet pipe afterbody is connected up to reservoir chamber bottom along reactor outer wall.
A kind of 8. drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor as claimed in claim 7, it is characterised in that：Institute
The sludge discharging area stated is inverted pyramidal structures, and the angle α of the side wall of described inverted pyramidal structures and datum water level be 45 °~
60°。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510616505.5A CN105174445B (en) | 2015-09-24 | 2015-09-24 | One kind drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510616505.5A CN105174445B (en) | 2015-09-24 | 2015-09-24 | One kind drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105174445A CN105174445A (en) | 2015-12-23 |
| CN105174445B true CN105174445B (en) | 2017-11-24 |
Family
ID=54896985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510616505.5A Active CN105174445B (en) | 2015-09-24 | 2015-09-24 | One kind drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105174445B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109912011B (en) * | 2019-03-01 | 2021-07-02 | 吴永刚 | Impact load resistant bioreactor and sewage treatment process |
| CN114275895A (en) * | 2021-12-20 | 2022-04-05 | 江南大学 | Efficient denitrification sewage treatment process and application |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101012086A (en) * | 2007-01-22 | 2007-08-08 | 浙江大学 | Anaerobic inner circulating reflux type immobilization microorganism fluidized bed reactor |
| WO2011066866A1 (en) * | 2009-12-04 | 2011-06-09 | Biotechnical Processes International Limited | An anaerobic wastewater treatment system |
| CN202379851U (en) * | 2011-12-12 | 2012-08-15 | 上海理工大学 | Device for treating deinking wastewater |
| CN103435152A (en) * | 2013-07-22 | 2013-12-11 | 杭州师范大学 | Mixed packing layer anaerobic ammonium oxidation bioreactor |
| CN204999692U (en) * | 2015-09-24 | 2016-01-27 | 杭州师范大学 | Fall STREAMING and mix packing layer anaerobic ammonium oxidation bioreactor |
-
2015
- 2015-09-24 CN CN201510616505.5A patent/CN105174445B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101012086A (en) * | 2007-01-22 | 2007-08-08 | 浙江大学 | Anaerobic inner circulating reflux type immobilization microorganism fluidized bed reactor |
| WO2011066866A1 (en) * | 2009-12-04 | 2011-06-09 | Biotechnical Processes International Limited | An anaerobic wastewater treatment system |
| CN202379851U (en) * | 2011-12-12 | 2012-08-15 | 上海理工大学 | Device for treating deinking wastewater |
| CN103435152A (en) * | 2013-07-22 | 2013-12-11 | 杭州师范大学 | Mixed packing layer anaerobic ammonium oxidation bioreactor |
| CN204999692U (en) * | 2015-09-24 | 2016-01-27 | 杭州师范大学 | Fall STREAMING and mix packing layer anaerobic ammonium oxidation bioreactor |
Non-Patent Citations (1)
| Title |
|---|
| DATB联合CWs工艺处理生活污水试验研究;谭磊等;《兰州交通大学学报(自然科学版)》;20060228;第25卷(第1期);第73页摘要，第1.2-1.3节，第74页第2节 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105174445A (en) | 2015-12-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201587886U (en) | Combined type MBR sewage treatment and reuse apparatus | |
| CN101708876B (en) | Hydraulic jet magnetic resin adsorptive reactor | |
| CN107010698B (en) | Filtering equipment, sewage filtering system and process | |
| CN105174445B (en) | One kind drop streaming mixed filler layer anaerobic ammonia oxidation bioreactor | |
| CN204709882U (en) | Novel sedimentation basin | |
| CN204981238U (en) | Take dirty microwave processing apparatus of oiliness of bubble separation | |
| CN206692364U (en) | A kind of sewage air-flotation separating purifying device | |
| CN110306639A (en) | A kind of Tailings Dam heavy metal pollution and hazards control system | |
| CN103172223B (en) | Sewage treatment system and method for zero energy consumption land adsorbent bed | |
| CN204999692U (en) | Fall STREAMING and mix packing layer anaerobic ammonium oxidation bioreactor | |
| CN109384305A (en) | A kind of tidal type biological aerated filter and sewage water treatment method | |
| CN105347475A (en) | Symmetric built-in anaerobic membrane bioreactor | |
| CN209507719U (en) | A kind of tidal type biological aerated filter | |
| CN104478080A (en) | Honeycomb-type efficient down-flow aerobic reactor | |
| CN102849890B (en) | A kind of sewage disposal system | |
| CN206955667U (en) | A kind of cyclone separator of U-tube water flowing out structure | |
| CN201912802U (en) | Radial-flow sludge sedimentation filter tank with sludge layer | |
| CN104386811A (en) | Sludge reflux type three-phase separator used in anaerobic reactor | |
| CN106698553A (en) | Cyclone separator with U-shaped pipe water outlet structure | |
| CN205061627U (en) | Electricity catalytic oxidation reactor | |
| CN203959959U (en) | A kind of fluctuation embrane method treatment unit for shale gas fracturing fluid | |
| CN206570089U (en) | A kind of vertical microkinetic self-loopa efficient sewage treatment installation | |
| CN207192857U (en) | Air-dissolving air-float tank | |
| CN203648469U (en) | Discharging trough for preventing catalyst in inorganic liquid from settling | |
| CN102764591A (en) | Membrane separation device with cleaning function and cleaning method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |