CN106517674A - Leachate swirling flow anaerobic reaction device - Google Patents
Leachate swirling flow anaerobic reaction device Download PDFInfo
- Publication number
- CN106517674A CN106517674A CN201611203093.3A CN201611203093A CN106517674A CN 106517674 A CN106517674 A CN 106517674A CN 201611203093 A CN201611203093 A CN 201611203093A CN 106517674 A CN106517674 A CN 106517674A
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- CN
- China
- Prior art keywords
- water
- anaerobic reactor
- distribution unit
- ultrafiltration membrane
- pipe
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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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Classifications
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- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/006—Water distributors either inside a treatment tank or directing the water to several treatment tanks; Water treatment plants incorporating these distributors, with or without chemical or biological tanks
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
Abstract
The invention discloses a leachate swirling flow anaerobic reaction device which comprises an anaerobic reactor, a water distribution unit, a circulating pump, an ultrafiltration membrane system, a circulating pipeline and a sewage collection well, wherein the water distribution unit is positioned in the anaerobic reactor and comprises a water-in end, a water-out end and an annular pipe arranged in a circumferential manner; the head and tail ends of the annular pipe are connected with the water-in end and the water-out end respectively, and multiple tangential water outlets are uniformly formed in the annular pipe; one end of the circulating pump is connected with the upper part of the anaerobic reactor, the other end of the circulating pump is connected with one end of a three-way pipe, and the other two ends of the three-way pipe are connected with an inlet of the ultrafiltration membrane system and the circulating pipeline respectively; a concentrated water outlet of the ultrafiltration membrane system is communicated with the circulating pipeline, the circulating pipeline is communicated with a wastewater pipe, and the tail end of the circulating pipeline is connected with the water-in end of the water distribution unit; and the sewage collection well is positioned at the bottom end in the anaerobic reactor. The device disclosed by the invention has the advantages of safe, reliable and stable operation, easiness in maintenance, high treatment efficiency, good effluent quality and no suspended solids in effluent.
Description
Technical field
The present invention relates to a kind of landfill leachate treatment field, refers in particular to a kind of percolate rotary-cut stream anaerobic reaction device.
Background technology
Percolate is also known as leachate or oozes dewatering, be rubbish during stacking or landfill due to fermentation, rainfall with
And surface water immersion and the sewage that leaches.Percolate has organic concentration high and fluctuation range is big, ammonia nitrogen concentration is high,
The features such as total hardness is high, suspension content is high.Anaerobic bio-treated is a kind of method commonly used during percolate is processed, and mainly has IC
Anaerobic reactor, anaerobic mud bed reactor etc..This kind of reactor is applied in percolate, is primarily present water outlet sludge loss
Seriously, the shortcomings of more difficult, treatment effeciency is not high is safeguarded, general water outlet increases degassing sedimentation tank, and effect is also undesirable, and takes up an area
Area is big, and the sludge that water outlet is lost in has a strong impact on biochemical effects into subsequent biochemical system.
The content of the invention
The technical problem to be solved in the present invention, is to provide a kind of percolate rotary-cut stream anaerobic reaction device, operation safety
Reliable and stable, it is easy to safeguard, treatment effeciency is high, and effluent quality effect is good, water outlet no suspended substance.
What the present invention was realized in：A kind of percolate rotary-cut stream anaerobic reaction device, including an anaerobic reactor, a cloth
Water unit, circulating pump, ultrafiltration membrane system, circulation line and sewage-collecting well；
The water distribution unit is located at anaerobic reactor inner bottom part, and the water distribution unit includes water inlet end, water side and circumferentially
The ring pipe of arrangement；The head and the tail two ends of the ring pipe are connected with water inlet end, water side respectively, and are uniformly laid on the ring pipe
There are a plurality of tangential outlets；
One end of the circulating pump is connected with the top of anaerobic reactor, and the other end is connected with one end of a tee T,
And the other two ends of tee T top respectively with ultrafiltration membrane system, circulation line are connected；The bottom of the ultrafiltration membrane system
Connect with circulation line, the circulation line is connected with a waste pipe, and the tail end of the circulation line is connected to water distribution unit
Water inlet end；The sewage-collecting well is located at bottom in anaerobic reactor.
Preferably, the flow velocity of the tangential outlet is 1m/s～3m/s.
Preferably, also including a discharge pipeline, one end of the discharge pipeline is connected to the bottom of the sewage-collecting well, and the other end is stretched
Go out anaerobic reactor.
Preferably, also including discharge, three phase separator, an effluent weir, a water seal unit；
The discharge includes the vertical tube for communicating with each other and transverse tube, and the vertical tube stretches into the bottom of water seal unit；Described three
Phase separator is located at anaerobic reactor internal upper part side by side, and often the three phase separator is connected with the transverse tube；The effluent weir position
Between three phase separator and the transverse tube, one end of the circulating pump is connected with effluent weir.
Preferably, also including an anti-cleaning unit, the anti-cleaning unit includes an a purge tank, anti-cleaning pump, anti-clear
Pipe and a return duct are washed, one end of the anti-cleaning pump is connected to the bottom of purge tank, and the other end is connected with anti-cleaning pipe, and this is anti-
Cleaning pipe is connected with the water side of water distribution unit；One end of the return duct is connected with the bottom of anaerobic reactor, other end cloth
The water inlet end connection of water unit；A switch is equipped with the anti-cleaning pipe and return duct, and on return duct, is additionally provided with a sampling
Mouthful.
Preferably, the ultrafiltration membrane system has a clear water output, and the clear water output is connected with purge tank.
It is an advantage of the current invention that：By the effect of water distribution unit, it is rotary-cut stream to realize sewage inside anaerobic reactor
State, sewage are cut by high-speed liquid, and mix homogeneously, without dead angle, substantially increases the treatment effeciency and anti-impact of anaerobic reactor
Hit load；No-arbitrary pricing inside anaerobic reactor, convenient operating maintenance.
Description of the drawings
The present invention is further illustrated in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the structural representation of percolate rotary-cut stream anaerobic membrane reaction unit of the present invention.
Fig. 2 is the sectional view in A-A directions in Fig. 1 in the present invention.
Specific embodiment
Refer to shown in Fig. 1 and Fig. 2, a kind of percolate rotary-cut stream anaerobic reaction device 100, including an anaerobic reactor 1,
One water distribution unit 2, circulating pump 3, ultrafiltration membrane system 4, circulation line 5 and sewage-collecting well 6, a discharge pipeline 7, discharge 8, three-phase separate
From device 9, an effluent weir 10, a water seal unit 11 and an anti-cleaning unit 12.The water distribution unit 2 is located in anaerobic reactor 1
Bottom, the water distribution unit 2 include water inlet end 21, water side 22 and ring pipe of cylindrical arrangement 23；The head of the ring pipe 23
Tail two ends are connected with water inlet end 21, water side 22 respectively, and a plurality of tangential outlets are uniformly laid with the ring pipe 23
231, the flow velocity of the tangential outlet 231 is 1m/s～3m/s.There is the ultrafiltration membrane system 4 import 42 and a concentrated water to go out
Mouth 43.
Referring again to Fig. 1, one end of the circulating pump 3 is connected with the top of anaerobic reactor 1, the other end and a threeway
One end connection of pipe 13, and the import 42 respectively with ultrafiltration membrane system 4 of the other two ends of the tee T 13, circulation line 5 be connected；
The concentrated water outlet 43 of the ultrafiltration membrane system 4 is connected with circulation line 5, and the circulation line 5 is connected with a waste pipe 14, and should
The tail end of circulation line 5 is connected to the water inlet end 21 of water distribution unit 2；The sewage-collecting well 6 is located at bottom in anaerobic reactor 1；Institute
The one end for stating discharge pipeline 7 is connected to the bottom of the sewage-collecting well 6, and the other end stretches out anaerobic reactor 1.
Referring again to Fig. 1, the discharge 8 includes the vertical tube 81 for communicating with each other and transverse tube 82, and the vertical tube 81 stretches into water
The bottom of envelope unit 11；The three phase separator 9 is located at 1 internal upper part of anaerobic reactor, and the often three phase separator 9 and institute side by side
State transverse tube 82 to connect；The effluent weir 10 be located between three phase separator 9 and the transverse tube 82, one end of the circulating pump 3 with
Effluent weir 10 connects.
Referring again to Fig. 1, the anti-cleaning unit 12 includes a purge tank 121, an anti-cleaning pump 122, anti-cleaning pipe 123
With a return duct 124, one end of the anti-cleaning pump 122 is connected to the bottom of purge tank 121, the other end and anti-cleaning pipe 123
Connection, the anti-cleaning pipe 123 are connected with the water side 22 of water distribution unit 2；One end of the return duct 124 and anaerobic reactor 1
Bottom connection, the water inlet end 21 of other end water distribution unit 2 connects；One is equipped with the anti-cleaning pipe 123 and return duct 124
Switch is additionally provided with a sample tap 16 on 15, and return duct 124.The ultrafiltration membrane system 4 has a clear water output 41, the Graceful
Mouth 41 is connected with purge tank 121.
Referring again to Fig. 1, pump certain incineration plant percolate and enter from waste pipe 14, and cut after circulation line 5 mixes
To into water distribution unit 2, intake by a plurality of tangential outlet 231 of water distribution unit 2, the ring pipe 23 of water distribution unit 2 is
Circumferential channel its tangential outlet 231 is equally spaced, by the sewage high-speed cutting in anaerobic reactor 1, in making anaerobic reactor 1
Sewage be in rotation status, heavy granule sludge and impurity gather in 1 bottom sewage-collecting well 6 of anaerobic reactor, by row
Mud pipe 7 is discharged.Under certain upflow velocity, due to the anaerobic effect of anaerobe, generate biogas, biogas carry mud and
Chiragra Spider Conch spins up the separation that the three phase separator 9 into 1 top of anaerobic reactor realizes water, gas, mud, and sewage Jing effluent weirs 10 enter
Enter circulating pump 3, circulation line 5, biogas is reclaimed by water seal unit 11 Jing after the collection of discharge 8.Sewage is through circulating pump 3 one
Ultrafiltration membrane system 4 is distributed into, ultrafiltration membrane flux is 60L/m2.h, the ultrafiltration concentrated water and circulation line 5 under retaining mixes, ultrafilter membrane
4 clear water output 41 of system is delivered to aftertreatment systems, and a part is delivered to purge tank 121.Dirt is retained by ultrafiltration membrane system 4
Mud so that sludge concentration is stable in 25g/L in anaerobic reactor 1, substantially increases treatment effeciency.Ultra-filtration water can periodically be utilized
The cleanout fluid for being cleaned and being configured with tap water counter to water distribution unit 2 is counter to water distribution unit 2 to be cleaned, and can effectively prevent cloth
Water unit 2 is blocked.Sewage after cleaning returns anaerobic reactor 1 by 123 tunnel of anti-cleaning pipe, can be checked clearly by sample tap 16
Wash effect.
Effect of the present invention by water distribution unit 2, realizes 1 inside sewage of anaerobic reactor for rotary-cut stream mode, mixing
Uniformly, without dead angle, heavy granule sludge and impurity are easily in 1 bottom deposit of anaerobic reactor.Sewage in anaerobic reactor 1
Cut by high-speed liquid, microorganism granule is constantly cut into microparticle shape, the increasing of microbial activity specific surface area is twice, micro- life
Thing granule diminishes, and settleability is deteriorated, and substantially increases the treatment effeciency and anti-shock loading of anaerobic reactor 1.
Due to the tangential admission and circumference of water distribution unit 2, without dead angle, the less scaling blocking of water distribution unit 2, anaerobism
1 inside no-arbitrary pricing of reactor, convenient operating maintenance, when water distribution unit occurs to block, by anti-cleaning unit 12 to water distribution list
Periodically anti-cleaning can effectively solving for the carrying out of unit 2.
Claims (6)
1. a kind of percolate rotary-cut stream anaerobic reaction device, it is characterised in that：Including an anaerobic reactor, a water distribution unit, follow
Ring pump, ultrafiltration membrane system, circulation line and sewage-collecting well；
The water distribution unit is located at anaerobic reactor inner bottom part, and the water distribution unit includes water inlet end, water side and circumferentially arranges
Ring pipe；The head and the tail two ends of the ring pipe are connected with water inlet end, water side respectively, and are uniformly laid with the ring pipe multiple
Several tangential outlets；There is the ultrafiltration membrane system import and a concentrated water to export；
One end of the circulating pump is connected with the top of anaerobic reactor, and the other end is connected with one end of a tee T, and should
The import respectively with ultrafiltration membrane system of the other two ends of tee T, circulation line are connected；The concentrated water outlet of the ultrafiltration membrane system
Connect with circulation line, the circulation line is connected with a waste pipe, and the tail end of the circulation line is connected to water distribution unit
Water inlet end；The sewage-collecting well is located at bottom in anaerobic reactor.
2. percolate rotary-cut stream anaerobic reaction device as claimed in claim 1, it is characterised in that：The stream of the tangential outlet
Speed is 1m/s～3m/s.
3. percolate rotary-cut stream anaerobic reaction device as claimed in claim 1, it is characterised in that：Also include a discharge pipeline, institute
The one end for stating discharge pipeline is connected to the bottom of the sewage-collecting well, and the other end stretches out anaerobic reactor.
4. percolate rotary-cut stream anaerobic reaction device as claimed in claim 1, it is characterised in that：Also include discharge, three-phase
Separator, an effluent weir, a water seal unit；
The discharge includes the vertical tube for communicating with each other and transverse tube, and the vertical tube stretches into the bottom of water seal unit；The three-phase separate
Anaerobic reactor internal upper part is located at side by side from device, and often the three phase separator is connected with the transverse tube；The effluent weir is located at three
Between phase separator and the transverse tube, one end of the circulating pump is connected with effluent weir.
5. percolate rotary-cut stream anaerobic reaction device as claimed in claim 1, it is characterised in that：It is also single including an anti-cleaning
Unit, the anti-cleaning unit include a purge tank, an anti-cleaning pump, anti-cleaning pipe and a return duct, the one of the anti-cleaning pump
End is connected to the bottom of purge tank, and the other end is connected with anti-cleaning pipe, and the anti-cleaning pipe is connected with the water side of water distribution unit；Institute
State one end of return duct to connect with the bottom of anaerobic reactor, the water inlet end connection of other end water distribution unit；The anti-cleaning pipe
With a switch is equipped with return duct, and on return duct, be additionally provided with a sample tap.
6. percolate rotary-cut stream anaerobic reaction device as claimed in claim 5, it is characterised in that：The ultrafiltration membrane system has
One clear water output, the clear water output are connected with purge tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611203093.3A CN106517674A (en) | 2016-12-23 | 2016-12-23 | Leachate swirling flow anaerobic reaction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611203093.3A CN106517674A (en) | 2016-12-23 | 2016-12-23 | Leachate swirling flow anaerobic reaction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106517674A true CN106517674A (en) | 2017-03-22 |
Family
ID=58338153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611203093.3A Pending CN106517674A (en) | 2016-12-23 | 2016-12-23 | Leachate swirling flow anaerobic reaction device |
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| Country | Link |
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| CN (1) | CN106517674A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101066804A (en) * | 2007-04-03 | 2007-11-07 | 山东美泉环保科技有限公司 | Circular granular sludge reactor |
| CN101767875A (en) * | 2010-02-05 | 2010-07-07 | 浙江大学 | Double-circulation biological membrane anaerobic ammonia oxidation reactor |
| CN104787883A (en) * | 2015-04-21 | 2015-07-22 | 光大环保技术研究院（深圳）有限公司 | Pipe-type water distributing device |
| CN105836966A (en) * | 2016-05-11 | 2016-08-10 | 北京迅世达环保科技有限公司 | High-concentration organic wastewater treatment process technology |
| CN205710072U (en) * | 2016-04-01 | 2016-11-23 | 周建伟 | A kind of more than 3 meters big footpath internal-circulation anaerobic reactors |
-
2016
- 2016-12-23 CN CN201611203093.3A patent/CN106517674A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101066804A (en) * | 2007-04-03 | 2007-11-07 | 山东美泉环保科技有限公司 | Circular granular sludge reactor |
| CN101767875A (en) * | 2010-02-05 | 2010-07-07 | 浙江大学 | Double-circulation biological membrane anaerobic ammonia oxidation reactor |
| CN104787883A (en) * | 2015-04-21 | 2015-07-22 | 光大环保技术研究院（深圳）有限公司 | Pipe-type water distributing device |
| CN205710072U (en) * | 2016-04-01 | 2016-11-23 | 周建伟 | A kind of more than 3 meters big footpath internal-circulation anaerobic reactors |
| CN105836966A (en) * | 2016-05-11 | 2016-08-10 | 北京迅世达环保科技有限公司 | High-concentration organic wastewater treatment process technology |
Non-Patent Citations (1)
| Title |
|---|
| 沈飞: "双轴旋转超滤膜组件过滤厌氧泥水混合液", 《膜科学与技术》 * |
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Application publication date: 20170322 |
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