CN109970189A - Jet stream anaerobic reactor - Google Patents
Jet stream anaerobic reactor Download PDFInfo
- Publication number
- CN109970189A CN109970189A CN201910338351.6A CN201910338351A CN109970189A CN 109970189 A CN109970189 A CN 109970189A CN 201910338351 A CN201910338351 A CN 201910338351A CN 109970189 A CN109970189 A CN 109970189A
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- China
- Prior art keywords
- jet stream
- anaerobic
- microvave
- sludge
- anaerobic reactor
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- 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.)
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Links
- 238000006243 chemical reaction Methods 0.000 claims abstract description 35
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000000926 separation method Methods 0.000 claims abstract description 18
- 238000000151 deposition Methods 0.000 claims abstract description 15
- 238000005452 bending Methods 0.000 claims abstract description 4
- 230000013011 mating Effects 0.000 claims abstract description 4
- 239000010802 sludge Substances 0.000 claims description 32
- 239000007788 liquid Substances 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 7
- 230000001376 precipitating effect Effects 0.000 claims description 7
- 238000013461 design Methods 0.000 claims description 6
- 239000006228 supernatant Substances 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000011534 incubation Methods 0.000 claims description 3
- 239000002054 inoculum Substances 0.000 claims description 3
- 238000010899 nucleation Methods 0.000 claims description 3
- 241000826860 Trapezium Species 0.000 claims description 2
- 230000009189 diving Effects 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000007547 defect Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000013019 agitation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- -1 formation Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 230000001546 nitrifying effect Effects 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000009280 upflow anaerobic sludge blanket technology Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
- C02F3/2853—Anaerobic digestion processes using anaerobic membrane bioreactors
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a kind of jet stream anaerobic reactors, including the inside and outside cabinet nested together, inner bin is central depositing separation area, region is anaerobic reaction area between inside and outside cabinet, ejector and mating immersible pump are installed on external box of microvave inner wall, biomembrane is hung in central depositing separation area, water inlet pipe enters between inside and outside cabinet on the outside of external box of microvave close to bottom, upward bending extends to inner bin upper surface following region, and is fixed on inner bin outer wall；Place near to the upper end is provided with effluent trough in inner bin, effluent trough is connected to outlet pipe of the external box of microvave outside bottom surface is extended to；The external box of microvave is provided with the spoil disposal blow-down pipe communicated with inside it in bottom sides；Inner bin bottom is provided with cowling panel, and cowling panel lower support on taper reflecting plate, be fixed on external box of microvave inner bottom surface by taper reflecting plate bottom.The reactor has that simple structure, low energy consumption, low noise, occupied area be small, operational management.
Description
Technical field
The present invention relates to a kind of sewage disposal technologies, in particular for the jet stream anaerobism of the nitrogenous cultivating wastewater purification of high concentration
Reactor.
Background technique
Currently, home and abroad anaerobic sewage treatment equipment, many kinds of, such as digester, UASB, EGSB, anaerobic organism film is anti-
Answer device etc..Their agitation mixer mainly has biogas stirring, mechanical stirring, steam-stirring etc..
208414133 U of Chinese patent CN discloses a kind of co-coagulation air bearing anaerobic biological reactor.The co-coagulation air bearing
Anaerobic biological reactor mainly includes bio-reaction zone, dosing mixed zone and flocculation-air floating area, bio-reaction zone be equipped with sludge pipe,
Three phase separator and riser, dosing mixed zone are equipped with drug dissolving tank, flow control valve and ejector, and flocculation-air floating area is equipped with direct current
Flow tube and collection chamber, drop in formula vortex reaction tank, drop flow chamber, Slag Scraping Device, dreg collecting slot.The major defect process flow of the patent is long,
Construct more complex, fluctuation of service, it is difficult to reach set treatment effect.
108840432 A of Chinese patent application CN discloses a kind of three-dimensional spiral-flow type water distributor and application, including water distributor
Ontology, the water distributor ontology have double-layer channel, are both provided with multiple deflectors being obliquely installed in every laminar flow road, make every layer
Runner is in counter-clockwise helical type, and the edge of each deflector is correspondingly arranged on jet port, makes water outlet along the corresponding tangent line of water distributor
Direction is projected, and counter-clockwise helical fluid is formed；First layer runner connects recycled biogas band water in anaerobic reactor, forms biogas band
The rotation water distributing of water, second layer runner connect anaerobic reactor water inlet, form anaerobism water inlet rotation water distributing, biogas band water and anaerobism
Water inlet is sprayed in same section, is increased injection flow and is diluted to anaerobism.The major defect of the patent is with deficiency:
When unstable or insufficient due to the methane quantity of generation, it is difficult to guarantee treatment effect.
104445605 B of Chinese patent CN disclose it is a kind of machinery in circulating jet anaerobic reactor and its processing waste water
Method, belong to technical field of biological sewage treatment.Circulating jet anaerobic reactor in a kind of machinery of the invention, including reaction
Device tank body, multiphase separator and effluent weir further include interior circulating jet device；The interior circulating jet device is by upper and lower two parts
Composition, upper part includes jet orifice, diffusing opening, diversion pipe and current stabilization mouth；Lower part point includes motor, rotation axis and high-speed blade；
The method of circulating jet anaerobic reactor processing waste water, formation, suspension bed including fluidized-bed layer in a kind of machinery of the invention
The process of formation, the Disengagement zone separation and effluent weir water outlet of layer.The major defect of the patent is with deficiency: the device is complicated, management
Difficulty, power consumption is larger, and cannot stablize treatment effect.
More complex, energy consumption is higher, occupied area is larger, operational management is more complex and more difficult reality there is constructing for above equipment
The problems such as now automating.
Summary of the invention
The purpose of the present invention is to overcome above-mentioned the deficiencies in the prior art, provide a kind of jet stream anaerobic reactor, structure
Simply, low energy consumption, occupied area is small, and operational management is simple.
To achieve the above object, the present invention adopts the following technical solutions:
A kind of jet stream anaerobic reactor, including the inside and outside cabinet nested together, inner bin is central depositing separation area, inside and outside
Region is anaerobic reaction area between cabinet, is equipped with ejector and mating immersible pump, central precipitation and separation on external box of microvave inner wall
There is biomembrane by cradle hangs in area, biomembrane is vertical, hangs on inside depositing separation area in parallel.Water inlet pipe is from external box of microvave
Outside enters between inside and outside cabinet close to bottom, and upward bending extends to inner bin upper surface following region, and is fixed on interior
On portion's cabinet exterior；Place near to the upper end is provided with effluent trough in inner bin, effluent trough and extends to external box of microvave close to bottom surface
External outlet pipe connection；The external box of microvave is provided with the spoil disposal blow-down pipe communicated with inside it in bottom sides；It is interior
Portion's bottom of box is provided with cowling panel, and for cowling panel lower support on taper reflecting plate, outside is fixed in taper reflecting plate bottom
On cabinet inner bottom surface, the mixed liquor of anaerobic reaction area enters settling zone from the gap of taper reflecting plate, and precipitating sludge is by the gap
It is directly back to reaction zone, supernatant is discharged from top effluent trough.
The center line and vertical line of the ejector deviate 3 ° of angles, are mixed by extracting in anaerobic reaction area when diving pump work
Liquid is sprayed as working fluid, through ejector aperture with height stream firing rate, while being pumped into the mixed liquor in reaction zone, becomes liquid --
Liquid jet stream spreads pipe inspection to reaction zone through ejector, forms 3 degree of rotation angles in reaction zone, eddy flow is downward, heavy through center
Taper reflecting plate, the cowling panel of shallow lake Disengagement zone bottom eliminate eddy flow and enter settling zone precipitation and separation, and precipitating sludge is back to anaerobism
Reaction zone, supernatant flow through the anaerobic organism film of central depositing separation area, are discharged by top effluent trough.
The ejector and water pump pass through bracket and are mounted on reaction zone inner wall.
The cabinet is cylinder or square tube.
The side of the taper reflecting plate and bottom surface angle are 62 °.
The effluent trough is to lie in a horizontal plane at the top of settling zone, and the top horizontal of effluent trough, bottom surface is from one end to the other end
It gradually tilts, is connected in the end of effluent trough with outlet pipe.
4-5 meters of the available depth of jet stream anaerobic reactor.
Culture has anaerobic sludge, anaerobic sludge methane-generating pit bed mud or septic tank sludge or river in the anaerobic reaction area
Bed mud culture domestication.
It during sludge seeding, needs to guarantee the mobility and purity of seed sludge, guarantees that sludge will not to immersible pump
Generate blocking.
The incubation step of the anaerobic sludge is as follows；
1) for seed sludge will not wear and block mixing plant as principle, 90% or more moisture content, inoculum concentration is to account for anaerobic reaction
The 30%-40% of area's dischargeable capacity；
2) cultivation initial stage, keeping flow of inlet water is the 25%-30% of design discharge, opens ejector and is stirred mixing；
3) until when COD removal rate reaches 40%, thinking cultivation success；
4) continue to improve flow of inlet water, until reaching design discharge normal operation input.
The beneficial effects of the present invention are:
1. ejector, which has, is stirred effect, low energy consumption, good mixing effect, and without making an uproar, low, equipment is simple:
2. ejector has the function of cutting, remove to cutting for anaerobic activated sludge wadding body, accelerate the process of anaerobic reaction,
3. reaction zone is built jointly with settling zone, can automatic back flow anaerobic activated sludge, save energy consumption,
4. hanging biomembrane in settling zone, anaerobic nitrification sludge organism amount can be increased, reinforced anaerobic nitrifying process improves denitrogenation effect
Fruit.
5. the reactor have simple structure, low energy consumption, low noise, treatment effect it is stable, can industrialized production, land occupation
The advantages that area is small, operational management facilitates.
Detailed description of the invention
Fig. 1 is the plan view of anaerobic reactor of the invention；
Fig. 2 is the A-A sectional view of anaerobic reactor of the invention；
Fig. 3 is the B-B sectional view of anaerobic reactor of the invention；
Fig. 4 is anaerobic reactor bottom rectifying plate plan view of the invention；
Fig. 5 is the effluent trough sectional view of anaerobic reactor of the invention；
Wherein, 1. ejector, 2. immersible pumps, 3. effluent troughs, 4. brackets, 5. cowling panels, 6. taper reflecting plates, 7. external box of microvave,
8. inner bin, 9. water inlet pipes, 10. outlet pipes, 11. spoil disposal blow-down pipes, 12. central depositing separation areas, 13. anaerobic reaction areas.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples.
This specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to cooperate specification revealed interior
Hold, so that those skilled in the art understands and reads, is not intended to limit the invention enforceable qualifications, therefore does not have skill
Essential meaning in art, the modification of any structure, the change of proportionate relationship or the adjustment of size can be produced not influencing the present invention
Under raw effect and the purpose that can reach, should all still it fall in the range of disclosed technology contents obtain and can cover.
Meanwhile cited such as "upper" in this specification, "lower", "left", "right", " centre " and " one " term, be merely convenient to
Narration is illustrated, rather than to limit the scope of the invention, relativeness is altered or modified, without substantive change
Under technology contents, when being also considered as the enforceable scope of the present invention.
As Figure 1-Figure 5, jet stream anaerobic reactor, including the inside and outside cabinet nested together, inner bin 8 is center
Depositing separation area 12, region is anaerobic reaction area 13 between inside and outside cabinet, is equipped with jet stream by bracket 4 on external box of microvave inner wall
Device 1 and mating immersible pump 2 hang with biomembrane by support vertical in central depositing separation area 12, and water inlet pipe 9 is from external box of microvave 7
Outside enters between inside and outside cabinet close to bottom, and upward bending extends to 8 upper surface following region of inner bin, and is fixed on interior
On 8 outer wall of portion's cabinet；Place near to the upper end is provided with effluent trough 3 in inner bin 8, it is close that effluent trough with 3 extends to external box of microvave 7
Outlet pipe 10 outside bottom surface is connected to；The external box of microvave 7 is provided with the spoil disposal communicated with inside it in bottom sides and puts
Blank pipe 11；8 bottom of inner bin is provided with cowling panel 5, and 5 lower support of cowling panel is on taper reflecting plate 6, taper reflecting plate 6
Bottom is fixed on 7 inner bottom surface of external box of microvave, and the mixed liquor of anaerobic reaction area 13 enters center from the gap of taper reflecting plate 6 and sinks
Shallow lake Disengagement zone 12, precipitating sludge are directly back to anaerobic reaction area 13 by the gap, and supernatant is discharged from top effluent trough 3.Cone
The side of shape reflecting plate 6 and bottom surface angle are 62 °.4-5 meters of the available depth of jet stream anaerobic reactor.
The center line and vertical line of ejector 1 deviate 3 ° of angles, extract when being worked by immersible pump 2 and mix in anaerobic reaction area 13
Liquid is sprayed as working fluid through ejector orifice at high velocity, while being pumped into the mixed liquor of reaction zone, becomes liquid -- liquid jet stream,
It is spouting through ejector 1,3 degree of rotation angles are formed in reaction zone, eddy flow is downward, through central 12 bottom of depositing separation area
Taper reflecting plate 6, cowling panel 5 eliminate eddy flow, become anaerobism mixed liquor to upper and enter central depositing separation area 12, carry out
Precipitating, precipitating sludge are back to anaerobic reaction area 13, and supernatant flows through the anaerobic organism film of central depositing separation area 12, by top
Effluent trough 3 is discharged.
Effluent trough 3 is horizontal positioned right-angled trapezium slot, and upper surface is horizontal, and lower end surface is gradually inclined from one end to the other end
Tiltedly, the end of slot is connected to outlet pipe 10.
Culture has anaerobic sludge, anaerobic sludge methane-generating pit bed mud or septic tank sludge or river bottom in anaerobic reaction area 13
Mud culture domestication.It during sludge seeding, needs to guarantee the mobility and purity of seed sludge, guarantees sludge to immersible pump not
Blocking can be generated.
The incubation step of anaerobic sludge is as follows；
1) for seed sludge will not wear and block mixing plant as principle, 90% or more moisture content, inoculum concentration is to account for anaerobic reaction
The 30%-40% of area's dischargeable capacity；
2) cultivation initial stage, keeping flow of inlet water is the 25%-30% of design discharge, opens ejector and is stirred mixing；
3) until when COD removal rate reaches 40%, thinking cultivation success；
4) continue to improve flow of inlet water, until reaching design discharge normal operation input.
Above-mentioned, although the foregoing specific embodiments of the present invention is described with reference to the accompanying drawings, not protects model to the present invention
The limitation enclosed, those skilled in the art should understand that, based on the technical solutions of the present invention, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within protection scope of the present invention.
Claims (10)
1. a kind of jet stream anaerobic reactor, characterized in that including the inside and outside cabinet nested together, inner bin is center precipitating
Disengagement zone, region is anaerobic reaction area between inside and outside cabinet, is equipped with ejector and mating immersible pump on external box of microvave inner wall, in
Biomembrane is hung with by support vertical in the depositing separation area of centre, water inlet pipe enters interior outer container close to bottom on the outside of external box of microvave
Between body, upward bending extends to inner bin upper surface following region, and is fixed on inner bin outer wall；In inner bin
Place near to the upper end is provided with effluent trough, effluent trough is connected to outlet pipe of the external box of microvave outside bottom surface is extended to；It is described outer
Portion's cabinet is provided with the spoil disposal blow-down pipe communicated with inside it in bottom sides；Inner bin bottom is provided with cowling panel,
Cowling panel lower support on taper reflecting plate, be fixed on external box of microvave inner bottom surface by taper reflecting plate bottom.
2. jet stream anaerobic reactor as described in claim 1, characterized in that the center line and vertical line of the ejector deviate 3 °
Angle is sprayed, together by extracting mixed liquor in anaerobic reaction area when diving pump work as working fluid through ejector orifice at high velocity
When be pumped into the mixed liquor of reaction zone, become liquid -- liquid jet stream, it is spouting through ejector, form 3 degree in reaction zone and rotate
Angle, eddy flow is downward, and taper reflecting plate through central depositing separation area bottom, cowling panel eliminate eddy flow, make anaerobism mixed liquor at
To enter central depositing separation area to upper, precipitated, precipitating sludge is back to anaerobic reaction area, and supernatant flows through center
The anaerobic organism film of depositing separation area, is discharged by top effluent trough.
3. jet stream anaerobic reactor as described in claim 1, characterized in that the ejector and water pump are installed by bracket
On external cabinet wall.
4. jet stream anaerobic reactor as described in claim 1, characterized in that the cabinet is cylinder or square tube.
5. jet stream anaerobic reactor as described in claim 1, characterized in that the side of the taper reflecting plate and bottom surface angle
It is 62 °.
6. jet stream anaerobic reactor as described in claim 1, characterized in that the effluent trough is laterally disposed right-angled trapezium
Slot, upper surface is horizontal, and lower end surface gradually tilts from one end to the other end, and position lower end is connected to outlet pipe.
7. jet stream anaerobic reactor as described in claim 1, characterized in that 4-5 meters of the available depth of jet stream anaerobic reactor.
8. jet stream anaerobic reactor as described in claim 1, characterized in that culture has anaerobism dirty in the anaerobic reaction area
Mud, anaerobic sludge are tamed with methane-generating pit bed mud or septic tank sludge or river bottom mud culture.
9. jet stream anaerobic reactor as claimed in claim 8, characterized in that during sludge seeding, need to guarantee to be inoculated with
The mobility and purity of sludge guarantee that sludge will not generate blocking to immersible pump.
10. jet stream anaerobic reactor as claimed in claim 8, characterized in that the incubation step of the anaerobic sludge is as follows；
1) for seed sludge will not wear and block mixing plant as principle, 90% or more moisture content, inoculum concentration is to account for anaerobic reaction
The 30%-40% of area's dischargeable capacity；
2) cultivation initial stage, keeping flow of inlet water is the 25%-30% of design discharge, opens ejector and is stirred mixing；
3) until when COD removal rate reaches 40%, thinking cultivation success；
4) continue to improve flow of inlet water, until reaching design discharge normal operation input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910338351.6A CN109970189B (en) | 2019-04-25 | 2019-04-25 | Jet anaerobic reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910338351.6A CN109970189B (en) | 2019-04-25 | 2019-04-25 | Jet anaerobic reactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109970189A true CN109970189A (en) | 2019-07-05 |
| CN109970189B CN109970189B (en) | 2024-07-19 |
Family
ID=67086324
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| CN201910338351.6A Active CN109970189B (en) | 2019-04-25 | 2019-04-25 | Jet anaerobic reactor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112723545A (en) * | 2021-01-25 | 2021-04-30 | 武汉光谷环保科技股份有限公司 | Sludge self-refluxing structure and sewage treatment device and method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205838792U (en) * | 2016-06-12 | 2016-12-28 | 武汉东川自来水科技开发有限公司 | Three unit sewage disposal systems |
| CN206069510U (en) * | 2016-10-11 | 2017-04-05 | 新疆联润环境工程有限公司 | A kind of sewage treatment anaerobic reactor |
| CN209853826U (en) * | 2019-04-25 | 2019-12-27 | 海南天鸿市政设计股份有限公司 | Jet flow anaerobic reactor |
-
2019
- 2019-04-25 CN CN201910338351.6A patent/CN109970189B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205838792U (en) * | 2016-06-12 | 2016-12-28 | 武汉东川自来水科技开发有限公司 | Three unit sewage disposal systems |
| CN206069510U (en) * | 2016-10-11 | 2017-04-05 | 新疆联润环境工程有限公司 | A kind of sewage treatment anaerobic reactor |
| CN209853826U (en) * | 2019-04-25 | 2019-12-27 | 海南天鸿市政设计股份有限公司 | Jet flow anaerobic reactor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112723545A (en) * | 2021-01-25 | 2021-04-30 | 武汉光谷环保科技股份有限公司 | Sludge self-refluxing structure and sewage treatment device and method |
| CN112723545B (en) * | 2021-01-25 | 2023-10-27 | 武汉光谷环保科技股份有限公司 | Sludge self-backflow structure and sewage treatment device and method |
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| Publication number | Publication date |
|---|---|
| CN109970189B (en) | 2024-07-19 |
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