CN101172737A - Integrated high concentration difficult degradable sewage processor - Google Patents
Integrated high concentration difficult degradable sewage processor Download PDFInfo
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- CN101172737A CN101172737A CNA2007101444546A CN200710144454A CN101172737A CN 101172737 A CN101172737 A CN 101172737A CN A2007101444546 A CNA2007101444546 A CN A2007101444546A CN 200710144454 A CN200710144454 A CN 200710144454A CN 101172737 A CN101172737 A CN 101172737A
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Abstract
The invention provides an integrated device for treating high-density sewage which is difficult to be degraded. The device includes two anaerobic areas and two aerobic areas. The anaerobic areas consist of an inner sleeve, a middle sleeve and an outer sleeve, wherein, the inner sleeve is an acid production and reaction area; the place between the inner sleeve and the middle sleeve is an anaerobic area transmission area; the place between the middle sleeve and the outer sleeve is a methane production and reaction area; the corresponding lower parts of the inner sleeve and the methane production and reaction area are respectively provided with a mud-water separation area, and the upper parts are respectively provided with a gas phase area. The top of the inner sleeve is peripherally provided with a water outtake weir plate, and the top of the outer sleeve is provided with a water outtake pipe, with the outtaken water reaching the aerobic area on the upper side through a pump. The aerobic area is internally provided with a membrane biologic reactor. A mud discharge pipe is arranged between the anaerobic areas and the aerobic areas, and each aerobic area has the lower part provided with an aerobic air intake pipe which is connected with an air-exposition system and the upper part provided with an anti-wash pipe. The invention has the advantages of good treatment result, simple process, compact structure, convenient work and management, small occupation area, low production cost, etc.
Description
(1) technical field
What the present invention relates to is a kind of waste disposal plant, the reactor that specifically a kind of high concentration hard-degraded organic waste water is handled.
(2) background technology
In recent years, because Song Hua River and TAIHU LAKE recur comparatively serious water pollution incident, various circles of society and environmental administration at different levels more and more pay close attention to the discharging of high-concentration industrial-water.Therefore high concentrated organic wastewater is handled to study and is seemed particularly important.Advantages such as anaerobic biological treatment is a kind of biologic treating technique efficiently, has the organic loading height, and sludge yield is little are widely used in the processing of high concentrated organic wastewater at present.But its effluent COD concentration is higher, and water outlet often can not qualified discharge.Plurality of advantages such as membrane bioreactor is a kind of novel water technology that membrane separation technique is combined with biological processing unit, and the tool floor space is little, volumetric loading is high, effluent quality is good.A kind of " anaerobic aerobic integratedization waste disposal plant " disclosed in the patent No. is 02273044.3 Chinese utility model patent, this device is formed by the inside and outside circle jacket casing of different diameter is folded, inner cylinder is provided with the circular channel and constitutes anaerobic zone as aerobic zone between inner cylinder and the out cylinder.This technical process is simple, starts soon, and stable, hydraulic detention time is short, and operation is implemented convenient, and device structure is simple, and floor space is little, and working cost is low.But also have some shortcomings: 1) structure is too simple, and anaerobism does not partly have triphase separator, can't realize the separation fully of aqueous vapor liquid; 2) acid-producing bacteria and methanogen can't provide best growth and metabolism condition in same reactor, make them can bring into play maximum separately activity, compare with TPAD technology, and its processing power and efficient are lower.
(3) summary of the invention
The object of the present invention is to provide a kind of bookkeeping simple, modularization degree height, processing efficiency height, the integrated high concentration difficult degradable sewage processor that construction costs is low.
The object of the present invention is achieved like this:
It comprises diphasic anaerobic district and aerobic zone two portions, and both become tower connection, and top is divided into aerobic zone, and the bottom is divided into the diphasic anaerobic district; The diphasic anaerobic district is by inner sleeve, intermediate sleeve and outer sleeve combine, be the sour phase reaction of product district in the inner sleeve, it between inner sleeve and the intermediate sleeve diphasic anaerobic zone of transition, be product methane phase reaction district between intermediate sleeve and the outer sleeve, the bottom in diphasic anaerobic zone of transition and product methane phase reaction district is the mud-water separation district, top is gas phase zone, be provided with the water outlet weir plate around the inner sleeve top, the outer sleeve top sets out water pipe, the aerobic zone that is positioned at the upper strata is got in water outlet by water pump, be provided with membrane bioreactor in the aerobic zone, be equipped with shore pipe in diphasic anaerobic district and aerobic zone, the aerobic zone bottom also is provided with aerobic inlet pipe, aerobic inlet pipe links to each other with aerating system, and top is provided with backwash tube.
The present invention can also comprise some constitutional featuress like this:
1, to give birth to the hollow-fibre membrane of reactor be sheet for described film, and promptly two ends connect filametntary posticum with a vertical tube, form a kind of tabular, and monolithic tabular film constitutes a kind of rectangular-shaped membrane module, and single sheet is intermembranous certain distance.
2, the membrane flux of described membrane module is 8.0L/m
2H～64.0L/m
2H.
3, described cover aerating system has two covers, and a cover is for being positioned at the spherical crown shape micro-hole aerator of bottom, and is another set of for being positioned at the thick bubble aeration device between rete.
4, two cover aerating systems are by same gas blower air feed.
5, top, described product sour phase reaction district is that triphase separator, bottom are for mixing reaction zone fully, in triphase separator, be provided with settling region and air chamber, be provided with shore pipe in the bottom that mixes reaction zone fully, mix fully and be provided with water inlet pipe and jet agitator in the reaction zone.
6, be provided with in the described product methane phase reaction district this reaction zone is divided into two-part guide shell up and down, the bottom is divided into reaction zone, shore pipe is equipped with in the bottom, top be divided into the mud-water separation settling region, in set out tank and rising pipe.
Diphasic anaerobic of the present invention district adopts the form of sleeve combination, various forms of many group sleeves organically are divided into the space in the reactor and produce sour phase reaction district, diphasic anaerobic zone of transition, produce methane phase reaction district, mud-water separation district, gas phase zone etc., thereby make reactor have the function of diphasic anaerobic biological treatment.
The structure formation of membrane module is big characteristics among the present invention, wherein, hollow-fibre membrane is designed to sheet, two ends connect filametntary posticum with a vertical tube, form a kind of tabular, then this single sheet film is constituted a kind of rectangular-shaped membrane module, single sheet is intermembranous to be provided with certain distance, avoids the alluvial of mud.The membrane flux of this assembly film is 8.0L/m
2H～64.0L/m
2H.In addition, the present invention adopts two cover aerating systems, and a cover is the bottom aeration, with spherical crown shape micro-hole aerator, provides enough dissolved oxygens in reactor; The bottom aeration can prevent that the bottom from occurring because mud is piled up the dead angle of causing, avoided the mud of alluvial under anoxia condition, to breathe of the obstruction of the atrament of generation to the film surface, thereby be the obstruction that helps to slow down hollow-fibre membrane, prolong the membrane module form of the cycle of operation.Another set of is the interlayer aeration, and with thick bubble aeration device, this device can increase the washing away of film surface, and prevents that well mud from depositing between fiber yarn.For membrane module provides suitable crossflow velocity, with the generation of decelerating membrane pollution, and all taking removable mode between each unit simultaneously, is the best membrane module form of a kind of effect.Two cover aerating systems carry out air feed by same gas blower.
The present invention partly adopts diphasic anaerobic in anaerobism, the essence of diphasic anaerobic is exactly to produce the acid phase and produce methane two unitary operating parameters mutually by regulation and control, the utilization dynamic control method, realize biophasic separation, thereby form the acidogenic fermentation microorganism and produce methane fermentation microorganism best ecological condition separately, give full play to degradation efficiency separately, increase substantially the ability of anaerobic waste water biological treatment and the operation stability of reactor.Waste water carries out pre-treatment by acidogenic reactor to sewage, not only solvability larger molecular organics in the waste water is resolved into higher lipid acid, glycerine, amino acid, monose, alcohols etc., simultaneously insoluble organism is resolved into the solubility small organic molecule, for providing matrix preferably, methane-producing reactor improved the biodegradability of waste water, but also can remove or reduce toxic substance such as sulfate radical in the water, the toxicity of heavy metal ion, change the structure of hardly degraded organic substance, minimizing is to the toxic action and the influence of methanogen, the stability of enhanced system operation improves the water outlet effect.
Patent of the present invention is compared in prior art has following characteristics:
1) this device can be handled high concentration hard-degraded organic waste water, and treatment effect is good, and water outlet can reach reuse standard.
2) this device technique is simple, compact construction, and operational management is convenient; Equipment volume is little, and floor space is little, thereby whole construction costs is obviously reduced.
3) at aerobic zone the membrane module structure form is carried out design and development, can avoid the alluvial of mud; Adopt two cover aerating systems simultaneously, one applies mechanically spherical crown shape micro-hole aerator, and enough dissolved oxygens are provided in reactor; The thick bubble aeration device of another set of usefulness plays a part to mix, stir, simultaneously for membrane module provides suitable crossflow velocity, with the generation of decelerating membrane pollution.
4) all valves all adopt magnetic valve, by the unified control of electrical control cubicles, have realized the automatic control of water outlet, water inlet, back flushing.
5) treatment capacity is big, free from extraneous odour, and applicable to the biotope, the sewage disposal of environment such as army's barracks and factory hospital, application prospect is extensive.
(4) description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is that the I-I of Fig. 1 is to sectional view;
Fig. 3 is that the II-II of Fig. 1 is to sectional view.
(5) embodiment
For example the present invention is done description in more detail below in conjunction with accompanying drawing:
Integrated high concentration waste disposal plant anaerobic zone is by folded the forming of two different cuboid-sheath jacket casings of length and width.For producing sour phase reaction district, producing top, sour phase reaction district is triphase separator 3 in the inner sleeve 1, and the bottom is for mixing reaction zone 10 fully.Be provided with settling region 4 and air chamber 5 in triphase separator, muddy water effectively separates in the settling region, and precipitating sludge falls after rise to mixing reaction zone 10 fully; The function of air chamber 5 is to collect and discharge biogas.Be provided with shore pipe 13 in the bottom that mixes reaction zone 10 fully, in establish water inlet pipe 6 and jet agitator 7.Water outlet enters diphasic anaerobic zone of transition 9 by effluent trough 8.For producing methane phase reaction district, by guide shell 11 this is divided into two portions up and down in this district in the sleeve 2, following two portions are for producing methane phase reaction district 12, and shore pipe 13 is equipped with in the bottom; Top is divided into mud-water separation settling region 14, in set out tank 15, rising pipe 16.
The upper strata in diphasic anaerobic district is an aerobic zone, and tube 19 is a membrane bioreactor.Be provided with three groups of membrane modules 20,21,22 in membrane bioreactor 19 inside.Be provided with inlet pipe 23, water inlet pipe 18 and shore pipe 27 in the aerobic zone bottom, the water outlet of anaerobic zone is thus lifted to aerobic zone by water pump 17.Inlet pipe connects aeration head 24.Be provided with backwash tube 26 and rising pipe 25 on aerobic zone top.In the time of the reactor water outlet, open valve 31,32,33, closing valve 28,29,30,34,35,36.When carrying out back flushing, earlier a membrane module 20 is carried out back flushing, all the other two normal operations.When membrane module 20 is carried out back flushing, open valve 30,31,32,35,36, valve-off 28,29,33,34.When membrane module 21 is carried out back flushing, open valve 29,31,33,34,36, valve-off 28,30,32,35.When membrane module 22 is carried out back flushing, open valve 28,32,33,36, valve-off 29,30,31,34,35.
Claims (7)
1. integrated high concentration difficult degradable sewage processor, it comprises diphasic anaerobic district and aerobic zone two portions, it is characterized in that: both become tower connection, and top is divided into aerobic zone, and the bottom is divided into the diphasic anaerobic district; The diphasic anaerobic district is by inner sleeve, intermediate sleeve and outer sleeve combine, be the sour phase reaction of product district in the inner sleeve, it between inner sleeve and the intermediate sleeve diphasic anaerobic zone of transition, be product methane phase reaction district between intermediate sleeve and the outer sleeve, the bottom in diphasic anaerobic zone of transition and product methane phase reaction district is the mud-water separation district, top is gas phase zone, be provided with the water outlet weir plate around the inner sleeve top, the outer sleeve top sets out water pipe, the aerobic zone that is positioned at the upper strata is got in water outlet by water pump, be provided with membrane bioreactor in the aerobic zone, be equipped with shore pipe in diphasic anaerobic district and aerobic zone, the aerobic zone bottom also is provided with aerobic inlet pipe, aerobic inlet pipe links to each other with aerating system, and top is provided with backwash tube.
2. integrated high concentration difficult degradable sewage processor according to claim 1, it is characterized in that: the hollow-fibre membrane of described membrane bioreactor is a sheet, be that two ends connect filametntary posticum with a vertical tube, form a kind of tabular, monolithic tabular film constitutes a kind of rectangular membrane assembly, and single sheet is intermembranous certain distance.
3. integrated high concentration difficult degradable sewage processor according to claim 2 is characterized in that: the membrane flux of described membrane module is 8.0L/m
2H～64.0L/m
2H.
4. according to claim 1,2 or 3 described integrated high concentration difficult degradable sewage processors, it is characterized in that: described cover aerating system has two covers, and a cover is for being positioned at the spherical crown shape micro-hole aerator of bottom, and is another set of for being positioned at the thick bubble aeration device between rete.
5. integrated high concentration difficult degradable sewage processor according to claim 4 is characterized in that: two cover aerating systems are by same gas blower air feed.
6. according to claim 1,2 or 3 described integrated high concentration difficult degradable sewage processors, it is characterized in that: top, described product sour phase reaction district is that triphase separator, bottom are for mixing reaction zone fully, in triphase separator, be provided with settling region and air chamber, be provided with shore pipe in the bottom that mixes reaction zone fully, mix fully and be provided with water inlet pipe and jet agitator in the reaction zone.
7. according to claim 1,2 or 3 described integrated high concentration difficult degradable sewage processors, it is characterized in that: be provided with in the described product methane phase reaction district this reaction zone is divided into two-part guide shell up and down, the bottom is divided into reaction zone, shore pipe is equipped with in the bottom, top be divided into the mud-water separation settling region, in set out tank and rising pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101444546A CN100540487C (en) | 2007-10-17 | 2007-10-17 | Integrated high concentration difficult degradable sewage processor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101444546A CN100540487C (en) | 2007-10-17 | 2007-10-17 | Integrated high concentration difficult degradable sewage processor |
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| Publication Number | Publication Date |
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| CN101172737A true CN101172737A (en) | 2008-05-07 |
| CN100540487C CN100540487C (en) | 2009-09-16 |
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|---|---|---|---|
| CNB2007101444546A Expired - Fee Related CN100540487C (en) | 2007-10-17 | 2007-10-17 | Integrated high concentration difficult degradable sewage processor |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102153196A (en) * | 2011-04-08 | 2011-08-17 | 中国人民解放军后勤工程学院 | Heating type integrated sewage treatment device |
| CN103288207A (en) * | 2012-02-28 | 2013-09-11 | 沈炳国 | Integrated secondary-fermentation anaerobic digestion tank |
| CN103880180A (en) * | 2014-03-05 | 2014-06-25 | 大连民族学院 | Intelligent integral treatment device for high-concentration non-degradable wastewater produced in industrial parks |
| CN104478172A (en) * | 2014-12-17 | 2015-04-01 | 中国科学院生态环境研究中心 | Method and device for treating organic wastewater with two-phase anaerobic tubular membrane bioreactor |
| CN107324620A (en) * | 2017-09-06 | 2017-11-07 | 上海海事大学 | A kind of diphasic anaerobic sewage disposal system |
| CN110217948A (en) * | 2019-07-10 | 2019-09-10 | 大连民族大学 | A kind of guide shell circulation flow reactor |
-
2007
- 2007-10-17 CN CNB2007101444546A patent/CN100540487C/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102153196A (en) * | 2011-04-08 | 2011-08-17 | 中国人民解放军后勤工程学院 | Heating type integrated sewage treatment device |
| CN102153196B (en) * | 2011-04-08 | 2012-07-25 | 中国人民解放军后勤工程学院 | Heating type integrated sewage treatment device |
| CN103288207A (en) * | 2012-02-28 | 2013-09-11 | 沈炳国 | Integrated secondary-fermentation anaerobic digestion tank |
| CN103880180A (en) * | 2014-03-05 | 2014-06-25 | 大连民族学院 | Intelligent integral treatment device for high-concentration non-degradable wastewater produced in industrial parks |
| CN103880180B (en) * | 2014-03-05 | 2016-01-20 | 大连民族学院 | Industrial park high-concentration hardly-degradable waste water intelligent integral treatment unit |
| CN104478172A (en) * | 2014-12-17 | 2015-04-01 | 中国科学院生态环境研究中心 | Method and device for treating organic wastewater with two-phase anaerobic tubular membrane bioreactor |
| CN104478172B (en) * | 2014-12-17 | 2017-02-22 | 中国科学院生态环境研究中心 | Method and device for treating organic wastewater with two-phase anaerobic tubular membrane bioreactor |
| CN107324620A (en) * | 2017-09-06 | 2017-11-07 | 上海海事大学 | A kind of diphasic anaerobic sewage disposal system |
| CN110217948A (en) * | 2019-07-10 | 2019-09-10 | 大连民族大学 | A kind of guide shell circulation flow reactor |
| CN110217948B (en) * | 2019-07-10 | 2022-07-08 | 大连民族大学 | Guide shell circulation reactor |
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|---|---|
| CN100540487C (en) | 2009-09-16 |
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Granted publication date: 20090916 Termination date: 20121017 |