CN201148381Y - Internal-external double circulation type high concentrated organic wastewater processing biological anaerobic reactor - Google Patents
Internal-external double circulation type high concentrated organic wastewater processing biological anaerobic reactor Download PDFInfo
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- CN201148381Y CN201148381Y CNU2008200281363U CN200820028136U CN201148381Y CN 201148381 Y CN201148381 Y CN 201148381Y CN U2008200281363 U CNU2008200281363 U CN U2008200281363U CN 200820028136 U CN200820028136 U CN 200820028136U CN 201148381 Y CN201148381 Y CN 201148381Y
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Abstract
The utility model discloses a high-efficiency high-concentration biological anaerobic reactor of organic wastewater treatment. An upper refraction plate and a lower refraction plate are arranged in the tank of the reactor; the top of the reactor is provided with a gas-water separator; the bottom of the reactor is provided with a high-efficiency mud-water mixer; a water feeding pipe is communicated in the high-efficiency mud-water mixer in the tangent direction; the gas-water separator is respectively communicated with the upper refraction plate and the lower refraction plate through a gas-water lifting pipe; the high-efficiency mud-water mixer is communicated with the gas-water separator on the top of the reactor through a backwater pipe; a circulating water distribution device is arranged in front part of the chief water feeding pipe outside the tank of the reactor; the exhaust pipeline on the top of the gas-water separator is provided with a pressure regulating device. The biological anaerobic reactor overcomes the defects of the structure of the traditional up-flow anaerobic reactor; the improved structure is more reasonable and scientific; and the biological anaerobic reactor not only saves the energy, but also recycles the energy. Therefore, biological anaerobic reactor plays a positive role in the environmental protection.
Description
Technical field
The utility model is that a kind of inside and outside double circulation high concentrated organic wastewater is handled biological anaerobic reactor.
Background technology
Along with China's development of economic construction, the quantity discharged of municipal effluent and trade effluent increases year by year.At present, sewage treatment project still relies on consumed energy to improve technical measures of environmental quality basically.In this case, solving sewage handling problem effectively and reasonably, has been the problem that presses for research in the current field of environment engineering most.The approach of realizing this goal need rely on technology innovation, the development of novel process, scientific and technical measures such as the exploitation of new installation.
Anaerobic biological treatment is to utilize the metabolic characteristic of anerobe, need not provide under the condition of external source energy, to be reduced organism as receptor, produces the methane gas that has the energy to be worth simultaneously.The pollution that exploitation anaerobic biological treatment novel process is used for administering organic sewage is undoubtedly a kind of method with good economic benefit.In recent years, the anerobic sowage treatment technology development is very rapid, various novel procesies, novel method constantly occurs, include the anaerobism contact process, upflow anaerobic sludge blanket process, the baffle-type anaerobic process, the anaerobe pond, anaerobic expanded bed and fluidized-bed, anaerobe rotating disk etc., this novel process of current upflow anaerobic sludge blanket process is owing to have the dual characteristics of anaerobism filtration and anaerobic activated sludge method, running and structures cost all descend to some extent, adaptability for different solid content sewage is also strong, thereby more and more come into one's own, the present both at home and abroad this technology that has designed and constructed is more.
It is by the bottom of water pump lifting to anaerobic reactor with sewage for traditional upflow anaerobic sludge blanket process, utilize the water distribution system of bottom that sewage is arranged on the whole cross section uniformly, utilize the top hole pressure of water inlet fully to contact and mass transfer simultaneously, with the organic matter degradation in the waste water with the anaerobic sludge of high density.Waste water slowly rises then, further degradation of organic substances.Gas, water, mud are at the same time in the uphill process, biogas at first enters triphase separator inside and goes out by pipe-line transportation, mud and waste water rise on the slit by triphase separator, after having alleviated the buoyancy of biogas to mud, mud concentrates and is back to the bottom of triphase separator in the settling region precipitation, keep the sludge concentration in the anaerobic reactor, the water outlet of post precipitation is by outside the pipeline drain tank.Just because of the water distribution manner of this reactor, it is in operation has following shortcoming:
1, suspended substance needs suitably control in the water inlet, generally is controlled at below the 100mg/l, and too high meeting is deposited in the middle of the active sludge, reduces sludge activity;
2, short flow phenomenon is arranged in the Sludge Bed, influence processing power;
3, water quality and load are changed sensitivity suddenly, impact resistance is poor;
4, the processing load is low.
Summary of the invention
At the defective of current upflow anaerobic sludge blanket process internal structure, the purpose of this utility model aims to provide a kind of inside and outside double circulation high concentrated organic wastewater and handles biological anaerobic reactor.Promptly the water distribution system to upflow anaerobic sludge blanket process undergoes technological transformation, and increases one deck triphase separator, sets up air water lifting gear and air water separator.Two-layer triphase separator is artificial is divided into reactor two reaction zones, and waste water mixes and mass transfer fully with granule sludge when entering the bottom high load region of anaerobic reactor, and most organism in the waste water is decomposed, and produces a large amount of biogas.When biogas passes through the bottom lifting gear; because the castering action of biogas; biogas is thus lifted to the gas-liquid separator of reactor head together with a part of mixed solution; biogas is separated in gas-liquid separator; mixed solution after the separation is back to the bottom of reactor again by return line; mix with the water inlet that enters anaerobic reactor; formed the internal recycle of anaerobic jar self; simultaneously at the outside outer circulation water injection allocator of installing of reactor; former water and reactor water outlet are mixed in proportion; self regulates PH; formed the outer circulation of anaerobic jar self, inside and outside two circulations have guaranteed waste water higher upflow velocity in reactor, self-poise COD impact load; realized granular sludge, improved with this and handle load.
The utility model is to be achieved through the following technical solutions:
A kind of inside and outside double circulation high concentrated organic wastewater is handled biological anaerobic reactor, at reactor tank internal upper part and middle part upper strata deflecting plate and lower floor's deflecting plate is installed respectively; In reactor head air water separator is housed, efficient muddy water mixing tank is equipped with in the reactor bottom surface, and water inlet pipe feeds efficient muddy water mixing tank with tangential direction; Air water separator is communicated with the levels deflecting plate respectively by the air water riser tube, efficient muddy water mixing tank is connected with the air water separator of reactor head by the backflow water pipe, tank body is equipped with a circulation water injection allocator outward, and former water mixes in the circulation water injection allocator with the reactor water outlet and enters in the reactor tank again; One pressure-regulator is installed on the gas exhaust duct of air water separator top.
Above-mentioned deflecting plate and deflecting plate is " people " font, and the inclination angle is 50 ° between two plates, and levels deflecting plate each minute is two-layer, and mutual superposition is staggered between two-layer deflecting plate, and upper strata deflecting plate and lower floor's deflecting plate spacing are 12-15cm.
Above-mentioned efficient muddy water mixing tank is tapered, and apart from reactor bottom surface 20-30cm, angle is 120.
The advantage that the utility model compared with prior art has:
Reactor is divided into high load region and low load region, in the high reaction zone in bottom, retain a large amount of anaerobic sludges, mud with good sedimentation function and cohesion performance forms sludge blanket in the bottom, at reactor bottom efficient muddy water mixing tank is installed, the sewage that will handle, tangentially enter efficient muddy water mixing tank by water inlet pipe, efficient muddy water mixing tank communicates with air water separator by riser tube, because the waterpower of water inlet makes and produces stronger disturbing force in the reactor, make water at high load region and mud thorough mixing, in in the reactor, two-layer deflecting plate is installed on top, make sludge suspension again in reactor, the reactor head air water separator, with water, biogas separates, muddy water can be got back to reactor bottom by the air water riser tube swimmingly automatically, water inlet is cushioned, dilution, the reactor water outlet mixes in the circulation water injection allocator according to a certain percentage with former water, former water is carried out PH to be regulated and concentration dilution, reduce water inlet the concentration of reactor bottom mud is impacted, biogas is drained rapidly from the air water separator top.
The advantage that this inside and outside double circulation high concentrated organic wastewater is handled biological anaerobic reactor is:
1. lack volumetric loading rate height start time.The reactor organisms amount is big.Water inlet volumetric loading rate can reach 20～30kgCOD/m3d, and the COD clearance is more than 90%;
2. anti-shock loading is strong.Inside and outside round-robin regulating power is the effect that reactor has played self-poise COD impact load.
3. avoided the solid substance deposition.In reactor, the high speed of liquids and gases rises, and suspended substance is gone out reactor.
4. initial cost province and floor space are little.
5. rely on biogas-lift to realize the internal recycle of self, reduce energy consumption.
6. reduce medicament throwing amount, reduce working cost.Inside and outside round-robin effluent recycling plays shock absorption to pH, thereby saves dosing.
7. Sludge Bed is not filled out carrier, saves cost and avoids because of filler stifled match problem taking place;
8. biogas separates in the air water separator of the top of reactor, can separate more fully, can prevent to take mud out of because of biogas, has improved the stability of reactor;
9. biogas is regulated automatically by pressure, and the pressure of air chamber in the constant reactor has improved the productive rate of biogas, and the methane gas producing amount is big.
Description of drawings
Fig. 1 is the utility model structural representation.
Embodiment
As shown in Figure 1, a kind of inside and outside double circulation high concentrated organic wastewater is handled biological anaerobic reactor, the deflecting plate 3 of two-layer 8 groups of mutual superposition is installed at the middle part in reactor tank, the deflecting plate 5 of two-layer 8 groups of mutual superposition is installed on top again, deflecting plate 3 and deflecting plate 5 are " people " font, the inclination angle is 50 °, and is staggered.Deflecting plate 3 and deflecting plate 5 communicate with air water separator 6 by air water riser tube 4.Upper strata deflecting plate 5 is 12cm with lower floor's deflecting plate 3 spacings, and upwards is 50 jiaos, and the mud fine particle is precipitated in the settling region, passes back in the Sludge Bed then.Apart from bottom surface 20cm 4 groups of efficient muddy water mixing tanks are installed at reactor.Efficient muddy water mixing tank 1 is tapered, and angle is 120, the outer water inlet manifold 9 pre-installed circulation water injection allocators 7 of reactor tank; Four groups of water inlet pipes 9 minutes, every group four evenly feed efficient muddy water mixing tank 1 with tangential direction, efficient muddy water mixing tank awl point joins with backflow water pipe 2 and communicates with the air water separator 6 of reactor head, produce stronger disturbing force in the reactor because the waterpower of water inlet makes, make water at high load region and mud thorough mixing.In reactor head 4 air water separators 6 are installed, air water separator 6 diameter 1320cm, high 1200cm, the intermittent biogas that deflecting plate 5 and following deflecting plate 3 are collected by air chamber on the reactor, water, mud enters air water separator 6 by air water riser tube 4 from tangential direction, muddy water can be got back to reactor bottom by backflow water pipe 2 swimmingly automatically, water inlet is cushioned, dilution, the reactor water outlet mixes in the circulation water injection allocator according to a certain percentage with former water, former water is carried out PH to be regulated and concentration dilution, reduce water inlet the concentration of reactor bottom mud is impacted, biogas is drained from the air water separator top.One pressure-regulator 8 is installed on air water separator 6 top gas exhaust ducts, and is carried out pressure controlling by pressure regulating device.
Claims (3)
1, a kind of inside and outside double circulation high concentrated organic wastewater is handled biological anaerobic reactor, it is characterized in that at reactor tank internal upper part and middle part upper strata deflecting plate (5) and lower floor's deflecting plate (3) being installed respectively; In reactor head air water separator (6) is housed, efficient muddy water mixing tank (1) is equipped with in the reactor bottom surface, and water inlet pipe (9) feeds efficient muddy water mixing tank (1) with tangential direction; Air water separator (6) is communicated with deflecting plate (5) and deflecting plate (3) respectively by air water riser tube (4), efficient muddy water mixing tank (1) is connected with the air water separator (6) of reactor head by backflow water pipe (2), tank body is equipped with a circulation water injection allocator (7) outward, and former water mixes in circulation water injection allocator (7) with the reactor water outlet and enters in the reactor tank again; One pressure-regulator (8) is installed on the gas exhaust duct of air water separator (6) top.
2, a kind of inside and outside double circulation high concentrated organic wastewater as claimed in claim 1 is handled biological anaerobic reactor, it is characterized in that deflecting plate (3) and deflecting plate (5) are " people " font, the inclination angle is 50 ° between two plates, deflecting plate (3) and deflecting plate (5) each minute are two-layer, mutual superposition is staggered between two-layer deflecting plate, and upper strata deflecting plate (5) is 12-15cm with lower floor's deflecting plate spacing.
3, a kind of inside and outside double circulation high concentrated organic wastewater as claimed in claim 1 is handled biological anaerobic reactor, it is characterized in that efficient muddy water mixing tank (1) is tapered, and apart from reactor bottom surface 20-30cm, angle is 120 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200281363U CN201148381Y (en) | 2008-01-18 | 2008-01-18 | Internal-external double circulation type high concentrated organic wastewater processing biological anaerobic reactor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200281363U CN201148381Y (en) | 2008-01-18 | 2008-01-18 | Internal-external double circulation type high concentrated organic wastewater processing biological anaerobic reactor |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101514066B (en) * | 2009-03-27 | 2011-06-08 | 哈尔滨工业大学 | New technology for IEC anaerobic reaction and device thereof |
| CN102139955A (en) * | 2011-04-12 | 2011-08-03 | 山东建筑大学 | Multistage recirculation reactor for anaerobic sludge |
| CN103011404A (en) * | 2013-01-05 | 2013-04-03 | 许中华 | Internal-mixing anaerobic reaction tank |
| CN103011402A (en) * | 2013-01-05 | 2013-04-03 | 许中华 | Double-circulation anaerobic reactor |
| CN103153882A (en) * | 2010-09-27 | 2013-06-12 | 株式会社爱博 | Apparatus for methane fermentation treatment |
| CN105565490A (en) * | 2016-01-28 | 2016-05-11 | 杭州圣帕环境科技有限公司 | Double-tower type anaerobic reactor capable of controlling quality of output water |
| CN106984068A (en) * | 2017-05-11 | 2017-07-28 | 江苏海澜正和环境科技有限公司 | A kind of three phase separator |
| CN107720956A (en) * | 2017-10-25 | 2018-02-23 | 北京北华中清环境工程技术有限公司 | A kind of efficient double-cycling anaerobic reactor |
| CN109607751A (en) * | 2018-12-14 | 2019-04-12 | 广西南宁绿泽环保科技有限公司 | A kind of air water balancer of central source hybrid mbr |
| CN113321377A (en) * | 2021-05-28 | 2021-08-31 | 瀚蓝(厦门)固废处理有限公司 | Improved UASB system and leachate treatment method using same |
| CN115626705A (en) * | 2022-11-03 | 2023-01-20 | 中国石油化工股份有限公司 | Anaerobic reactor for sewage treatment |
| CN115626704A (en) * | 2022-11-03 | 2023-01-20 | 中国石油化工股份有限公司 | Anaerobic reactor for sewage treatment |
-
2008
- 2008-01-18 CN CNU2008200281363U patent/CN201148381Y/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101514066B (en) * | 2009-03-27 | 2011-06-08 | 哈尔滨工业大学 | New technology for IEC anaerobic reaction and device thereof |
| CN103153882A (en) * | 2010-09-27 | 2013-06-12 | 株式会社爱博 | Apparatus for methane fermentation treatment |
| CN103153882B (en) * | 2010-09-27 | 2014-12-03 | 株式会社爱博 | Apparatus for methane fermentation treatment |
| CN102139955A (en) * | 2011-04-12 | 2011-08-03 | 山东建筑大学 | Multistage recirculation reactor for anaerobic sludge |
| CN102139955B (en) * | 2011-04-12 | 2012-08-29 | 山东建筑大学 | Multistage recirculation reactor for anaerobic sludge |
| CN103011404B (en) * | 2013-01-05 | 2015-01-07 | 许中华 | Internal-mixing anaerobic reaction tank |
| CN103011402B (en) * | 2013-01-05 | 2014-03-26 | 许中华 | Double-circulation anaerobic reactor |
| CN103011402A (en) * | 2013-01-05 | 2013-04-03 | 许中华 | Double-circulation anaerobic reactor |
| CN103011404A (en) * | 2013-01-05 | 2013-04-03 | 许中华 | Internal-mixing anaerobic reaction tank |
| CN105565490A (en) * | 2016-01-28 | 2016-05-11 | 杭州圣帕环境科技有限公司 | Double-tower type anaerobic reactor capable of controlling quality of output water |
| CN106984068A (en) * | 2017-05-11 | 2017-07-28 | 江苏海澜正和环境科技有限公司 | A kind of three phase separator |
| CN107720956A (en) * | 2017-10-25 | 2018-02-23 | 北京北华中清环境工程技术有限公司 | A kind of efficient double-cycling anaerobic reactor |
| CN109607751A (en) * | 2018-12-14 | 2019-04-12 | 广西南宁绿泽环保科技有限公司 | A kind of air water balancer of central source hybrid mbr |
| CN109607751B (en) * | 2018-12-14 | 2021-07-13 | 广西南宁绿泽环保科技有限公司 | Air-water balancer of center source composite membrane bioreactor |
| CN113321377A (en) * | 2021-05-28 | 2021-08-31 | 瀚蓝(厦门)固废处理有限公司 | Improved UASB system and leachate treatment method using same |
| CN115626705A (en) * | 2022-11-03 | 2023-01-20 | 中国石油化工股份有限公司 | Anaerobic reactor for sewage treatment |
| CN115626704A (en) * | 2022-11-03 | 2023-01-20 | 中国石油化工股份有限公司 | Anaerobic reactor for sewage treatment |
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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: 20081112 Termination date: 20120118 |