CN201024124Y - Highly effective anaerobic bioreactor - Google Patents
Highly effective anaerobic bioreactor Download PDFInfo
- Publication number
- CN201024124Y CN201024124Y CNU2007201055115U CN200720105511U CN201024124Y CN 201024124 Y CN201024124 Y CN 201024124Y CN U2007201055115 U CNU2007201055115 U CN U2007201055115U CN 200720105511 U CN200720105511 U CN 200720105511U CN 201024124 Y CN201024124 Y CN 201024124Y
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- Prior art keywords
- chamber
- mud
- reactor
- triphase separator
- gas
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 238000006243 chemical reaction Methods 0.000 claims abstract description 26
- 239000010802 sludge Substances 0.000 claims abstract description 16
- 230000000630 rising effect Effects 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims description 13
- 230000001376 precipitating effect Effects 0.000 claims description 7
- 238000010992 reflux Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract description 5
- 230000015556 catabolic process Effects 0.000 abstract description 3
- 238000006731 degradation reaction Methods 0.000 abstract description 3
- 230000004888 barrier function Effects 0.000 abstract description 2
- 239000011159 matrix material Substances 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract description 2
- 238000001556 precipitation Methods 0.000 abstract 3
- 238000005191 phase separation Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000002906 microbiologic effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Classifications
-
- Y02W10/12—
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model discloses a high efficiency anaerobic bio-reactor, which is provided with a reactor body, the lower end of which is provided with a inlet pipe and an up-flow reaction chamber which is connected with an outer drum of a precipitation chamber by a diverging tube, the precipitation chamber is provided with a three-phase separator chamber I and a mud-gas rising pipe, the upper end of the mud-gas rising pipe is connected with a three-phase separation chamber II, the bottom of which is the diverging tube; a converging tube is arranged on the top of the three-phase separator chamber I and a gas-collecting hood in the lower, a settling sludge backflow crack is arranged between the gas-collecting hood and the diverging tube of the outer drum, the mud-gas rising pipe is connected with the outer drum through a horizontal support plate, and a water outlet hydraulic barrier is connected with the lower part of the horizontal support plate, the precipitation chamber is arranged outside the mud-gas rising pipe. The utility model can realize an effective separation of mud, water and gas, high mud concentration can be persisted inside the reactor, and comparatively less mud loss with water flowing out; the reactor has high efficiency and excellent effluent, also can realize mud recycling as well as strengthen matrix degradation, relieves negative influence caused by short flow, and ensures operation stability of the reactor.
Description
Technical field
The utility model relates to a kind of efficient anaerobe reactor.
Background technology
Anaerobic Microbiological Treatment Technology is under anaerobic, utilizes the metabolism of microorganism, and organic pollutant is changed into biogas, thereby makes sewage reach the process of purification.Handle with aerobe and to compare, anaerobic biological treatment has that power consumption is little, and sludge yield is low, and can reclaim the characteristics of clean energy (biogas), is one of effective means that realizes recycling economy, has a extensive future.
Along with people to anaerobe process understanding deeply and to popularizing that Anaerobic Microbiological Treatment Technology is used, anaerobic biological reactor has also obtained exploitation preferably.So far, anaerobic biological reactor has been developed to the third generation.First-generation anaerobic biological reactor is representative with common anaerobic digester, and its essential characteristic is: reactor is full mixing, does not have the mud circulation, and processing efficiency is lower.S-generation anaerobic biological reactor is representative with upflow anaerobic sludge blanket process (UASB) reactor, and its essential characteristic is: be provided with three-phase separating device, and the mud recycle, processing efficiency is higher.Third generation anaerobic biological reactor is representative with anaerobic grain sludge expanded bed (EGSB) and anaerobism inner circulation reactor (IC), and its essential characteristic is: alleviated the short flow problem of UASB reactor emerged in operation, improved the processing efficiency of reactor.But third generation anaerobic biological reactor also has its inherent defective.For example, the EGSB reactor needs liquid return, has not only increased power consumption, and makes reactor be full mixing, and treatment efficiency and effluent quality are difficult to further raising.The IC reactor is prone to short stream before realizing internal recycle, the operation control ratio is difficulty.
At the above-mentioned defective of third generation anaerobic biological reactor, the utility model is attempted to hold in reactor and stay high concentration sludge by the improvement to triphase separator; The limited reactions device is the back-mixing of section up and down, the treatment efficiency of enhanced reactor; By the effect of triphase separator I chamber, mud gas riser tube, triphase separator II chamber, alleviate the negative impact of short stream due to the ease on the biogas.Evidence, Kai Fa novel anaerobic biological reactor has good anaerobic treatment usefulness in view of the above, and has very high operation stability.
Summary of the invention
The purpose of this utility model provides a kind of efficient anaerobe reactor.
It has reactor body, be provided with water inlet pipe and flow lifting type reaction chamber in the reactor body lower end, the flow lifting type reaction chamber joins through increaser and settling chamber's out cylinder, be provided with triphase separator I chamber in settling chamber's out cylinder, mud gas riser tube, mud gas riser tube upper end is connected to triphase separator II chamber, bottom, triphase separator II chamber is an increaser, top, triphase separator I chamber is reducing pipe, bottom, triphase separator I chamber is a gas skirt, be provided with precipitating sludge backflow seam between round shape gas skirt and the out cylinder increaser, mud gas riser tube joins by horizontal supporting plate and out cylinder, picks out the water baffle under the horizontal supporting plate, and the mud gas riser tube outside is provided with the settling chamber.
Described flow lifting type reaction chamber is cylindric, and aspect ratio is 7～10: 1, the cross-sectional area S of flow lifting type reaction chamber
1With the maximum cross-section area S of settling chamber
2Ratio be 1: 4～6, with the cross-sectional area S of mud gas riser tube
3Ratio be 5～7: 1.Settling chamber's volume is 0.5～1.0: 2.4～2.7 with the ratio that overall reactor is amassed, and the out cylinder increaser becomes 50 °～70 ° with the angle α of datum water level, and precipitating sludge backflow kerf spacing is 10～15mm.Angle γ between mud gas riser tube and the triphase separator I chamber reducing pipe is 30 °～50 °, angle β between triphase separator II chamber increaser and the horizontal supporting plate is 40 °～50 °, and gas skirt lower edge, triphase separator I chamber is 4～6: 1～2 to liquid level apart from a and liquid level to the ratio of the distance b of lower edge, triphase separator II chamber.The water outlet baffle is cylindrical, internal diameter 40～70mm, height 40～50mm, liquid level 20～30mm is goed deep in water outlet baffle lower edge, on the water outlet baffle, be higher than liquid level 10～15mm place 1～4 ventilating pit is set, aperture 5～10mm, rising pipe pass settling chamber's out cylinder and water outlet baffle.
Advantage of the present utility model: 1) triphase separator of putting is made up of I chamber and II chamber two portions, constitute two-stage (1 grade, II level) three-phase separating system, can realize effective separation of mud, water, gas, the I chamber is provided with gas skirt, can effectively cover the entire reaction chamber cross-section and certain depth is arranged, can collect well by the biogas that escapes on the reaction chamber, avoid mud and the direct outflow reactor of matrix in the air-flow tail washings, can hold in the reactor and stay high sludge concentration, less with the mud that water outlet is run off, make reactor have very high usefulness and fine water outlet; 2) triphase separator I chamber links to each other with triphase separator II chamber with mud gas riser tube, separate through mud, water, gas, the mud and the water that are brought to triphase separator II chamber can return in the reaction chamber by high potential difference, realize the mud circulation and strengthen substrate degradation, negative impact due to the short stream of alleviation, thereby the steady running of assurance reactor; 3) make full use of the little characteristics of mud gas riser cross-section, make the cross-sectional area maximization of settling region, effectively reduce hydraulic surface loading wherein, the water outlet baffle is set in the settling region simultaneously, the gas of avoiding separating out in the sewage is taken mud out of reactor, the sludge settling effect in reinforced deposition district; 4) the sewage by-pass flow is not subjected to the direct interference of ease biogas on the flow lifting type reaction chamber to the settling region, and the settling region is in relative static conditions, can realize effective separation of mud, water; 5) adopt bigger reactor aspect ratio, make its fluidised form trend plug flow; 6) this reactor has good anaerobic biological treatment performance, can bear high entering organic matter of water concentration, has high volume transformation efficiency and high volume gas producing efficiency.
Description of drawings
Accompanying drawing is the efficient anaerobe reactor structural representation; Figure water inlet pipe 1, flow lifting type reaction chamber 2, triphase separator I chamber 3, mud gas riser tube 4, triphase separator II chamber 5, mud backflow seam 6, water outlet baffle 7, ventilating pit 8, rising pipe 9, thief hole 10, settling chamber 11, collecting methane pipe 12, gas skirt 13, horizontal supporting plate 14.
Embodiment
As shown in drawings, anaerobic biological reactor has reactor body, be provided with water inlet pipe 1 and flow lifting type reaction chamber 2 in the reactor body lower end, flow lifting type reaction chamber 2 joins through increaser and settling chamber's 11 out cylinder, be provided with triphase separator I chamber 3 in settling chamber's 11 out cylinder, mud gas riser tube 4, mud gas riser tube 4 upper ends are connected to triphase separator II chamber 5,5 bottoms, triphase separator II chamber are increaser, 3 tops, triphase separator I chamber are reducing pipe, 3 bottoms, triphase separator I chamber are gas skirt 13, be provided with precipitating sludge backflow seam 6 between round shape gas skirt and the out cylinder increaser, mud gas riser tube 4 joins by horizontal supporting plate 14 and out cylinder, horizontal supporting plate picks out water baffle 7 14 times, and mud gas riser tube 4 outsides are provided with settling chamber 11.
Flow lifting type reaction chamber 2 is cylindric, and aspect ratio is 7～10: 1, the cross-sectional area S of flow lifting type reaction chamber 2
1With the 11 the maximum cross-section area S of settling chamber
2Ratio be 1: 4～6, with the cross-sectional area S of mud gas riser tube 4
3Ratio be 5～7: 1.Settling chamber's 11 volumes are 0.5～1.0: 2.4～2.7 with the ratio that overall reactor is amassed, and the out cylinder increaser becomes 50 °～70 ° with the angle α of datum water level, and precipitating sludge refluxes and stitches 6 spacings is 10～15mm.Angle γ between mud gas riser tube 4 and triphase separator I chamber 3 reducing pipes is 30 °～50 °, angle β between triphase separator II chamber 5 increasers and the horizontal supporting plate is 40 °～50 °, and 3 gas skirt lower edges, triphase separator I chamber are 4～6: 1～2 to liquid level apart from a and liquid level to the ratio of the distance b of 5 lower edges, triphase separator II chamber.Water outlet baffle 7 is cylindrical, internal diameter 40～70mm, height 40～50mm, liquid level 20～30mm is goed deep in water outlet baffle 7 lower edges, on water outlet baffle 7, be higher than liquid level 10～15mm place 1～4 ventilating pit 8 is set, aperture 5～10mm, rising pipe 9 pass settling chamber's 11 out cylinder and water outlet baffle 7.
But efficient anaerobe reactor synthetic glass and steel plate make up, and the settling chamber is positioned at the top of flow lifting type reaction chamber; Triphase separator is made up of I chamber, II chamber, the I chamber be positioned at the settling chamber among, the II chamber is positioned on the settling chamber, I chamber and II chamber form an entity by the biogas-lift pipe coupling.Seed sludge can add in the flow lifting type reaction chamber by triphase separator II chamber.Waste water is plug flow and enters the flow lifting type reaction chamber by the bottom water inlet pipe, in the flow lifting type reaction chamber, react, produce biogas, be carried into the mud mixture on top by biogas, gas skirt by triphase separator I chamber is collected, and realizes mud, water, the triphasic first step separation of gas in triphase separator I chamber; Contraction and expansionary effect by mud gas riser tube, realize mud, water, gas triphasic second stage separation in triphase separator II chamber, separated mud mixture returns in the reaction chamber through mud gas riser tube, the circulation of realization mud, keep high sludge concentration, and the reinforcement substrate degradation, the negative impact due to the alleviation weak point flows, thereby the steady running of assurance reactor.After sewage is handled, reflux the seam by-pass flow to the settling region through mud in the flow lifting type reaction chamber, by the barrier effect of baffle, can reduce mud and run off with water outlet, precipitating sludge relies on gravity to return the flow lifting type reaction chamber from mud backflow seam.Draw by rising pipe in the cylinder that water outlet surrounds from baffle.
Claims (5)
1. efficient anaerobe reactor, it is characterized in that: it has reactor body, be provided with water inlet pipe (1) and flow lifting type reaction chamber (2) in the reactor body lower end, flow lifting type reaction chamber (2) joins through increaser and settling chamber (11) out cylinder, be provided with triphase separator I chamber (3) in settling chamber (11) out cylinder, mud gas riser tube (4), mud gas riser tube (4) upper end is connected to triphase separator II chamber (5), bottom, triphase separator II chamber (5) is an increaser, top, triphase separator I chamber (3) is reducing pipe, bottom, triphase separator I chamber (3) is gas skirt (13), be provided with precipitating sludge backflow seam (6) between round shape gas skirt and the out cylinder increaser, mud gas riser tube (4) joins by horizontal supporting plate (14) and out cylinder, pick out water baffle (7) under the horizontal supporting plate (14), mud gas riser tube (4) outside is provided with settling chamber (11).
2. a kind of efficient anaerobe reactor according to claim 1, it is characterized in that: described flow lifting type reaction chamber (2) is cylindric, aspect ratio is 7～10: 1, the ratio of the cross-sectional area S1 of flow lifting type reaction chamber (2) and the maximum cross-section area S2 of settling chamber (11) is 1: 4～6, with the ratio of the cross-sectional area S3 of mud gas riser tube (4) be 5～7: 1.
3. a kind of efficient anaerobe reactor according to claim 1, it is characterized in that: the long-pending ratio of described settling chamber (11) volume and overall reactor is 0.5～1.0: 2.4～2.7, the out cylinder increaser becomes 50 °～70 ° with the angle α of datum water level, and precipitating sludge refluxes and stitches (6) spacing is 10～15mm.
4. a kind of efficient anaerobe reactor according to claim 1, it is characterized in that: the angle γ between described mud gas riser tube (4) and triphase separator I chamber (3) reducing pipe is 30 °～50 °, angle β between triphase separator II chamber (5) increaser and the horizontal supporting plate (14) is 40 °～50 °, and gas skirt lower edge, triphase separator I chamber (3) is 4～6: 1～2 to liquid level apart from a and liquid level to the ratio of the distance b of lower edge, triphase separator II chamber (5).
5. a kind of efficient anaerobe reactor according to claim 1, it is characterized in that: described water outlet baffle (7) is cylindrical, internal diameter 40～70mm, height 40～50mm, liquid level 20～30mm is goed deep in water outlet baffle (7) lower edge, be higher than liquid level 10～15mm place on water outlet baffle (7) 1～4 ventilating pit (8) is set, aperture 5～10mm, rising pipe (9) pass settling chamber's (11) out cylinder and water outlet baffle (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201055115U CN201024124Y (en) | 2007-01-12 | 2007-01-12 | Highly effective anaerobic bioreactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201055115U CN201024124Y (en) | 2007-01-12 | 2007-01-12 | Highly effective anaerobic bioreactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201024124Y true CN201024124Y (en) | 2008-02-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201055115U Expired - Fee Related CN201024124Y (en) | 2007-01-12 | 2007-01-12 | Highly effective anaerobic bioreactor |
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| CN (1) | CN201024124Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100475716C (en) * | 2007-01-12 | 2009-04-08 | 浙江大学 | Anaerobic bioreacto |
| CN101863554A (en) * | 2010-06-04 | 2010-10-20 | 浙江大学 | Superhigh-efficiency anammox reactor |
| CN101982430A (en) * | 2010-10-19 | 2011-03-02 | 江苏省环境科学研究院 | Novel concentric anaerobic baffled hydrolytic reactor |
| CN110818081A (en) * | 2019-11-27 | 2020-02-21 | 浙江海洋大学 | Breeding sewage treatment device based on EGSB anaerobic reactor |
| CN115159678A (en) * | 2022-09-07 | 2022-10-11 | 山东和正环保工程有限公司 | Anaerobic reactor for treating wastewater |
-
2007
- 2007-01-12 CN CNU2007201055115U patent/CN201024124Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100475716C (en) * | 2007-01-12 | 2009-04-08 | 浙江大学 | Anaerobic bioreacto |
| CN101863554A (en) * | 2010-06-04 | 2010-10-20 | 浙江大学 | Superhigh-efficiency anammox reactor |
| CN101863554B (en) * | 2010-06-04 | 2012-03-28 | 浙江大学 | Superhigh-efficiency anammox reactor |
| CN101982430A (en) * | 2010-10-19 | 2011-03-02 | 江苏省环境科学研究院 | Novel concentric anaerobic baffled hydrolytic reactor |
| CN110818081A (en) * | 2019-11-27 | 2020-02-21 | 浙江海洋大学 | Breeding sewage treatment device based on EGSB anaerobic reactor |
| CN110818081B (en) * | 2019-11-27 | 2021-12-14 | 浙江海洋大学 | Breeding sewage treatment device based on EGSB anaerobic reactor |
| CN115159678A (en) * | 2022-09-07 | 2022-10-11 | 山东和正环保工程有限公司 | Anaerobic reactor for treating wastewater |
| CN115159678B (en) * | 2022-09-07 | 2022-11-29 | 山东和正环保工程有限公司 | Anaerobic reactor for treating wastewater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20080220 Termination date: 20100219 |