CN100376493C - Sequencing batch type combined biofilm integrated apparatus for treating high concentration organic wastewater - Google Patents
Sequencing batch type combined biofilm integrated apparatus for treating high concentration organic wastewater Download PDFInfo
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- CN100376493C CN100376493C CNB2005100571009A CN200510057100A CN100376493C CN 100376493 C CN100376493 C CN 100376493C CN B2005100571009 A CNB2005100571009 A CN B2005100571009A CN 200510057100 A CN200510057100 A CN 200510057100A CN 100376493 C CN100376493 C CN 100376493C
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The present invention discloses sequence batch type combined biomembrane integrated equipment formed by that two submerged biomembrane reaction zones are combined in the same tank, an anaerobic submerged biomembrane reaction zone is arranged in the middle of the tank, an aerobic submerged biomembrane reaction zone is arranged in the periphery of the tank, the anaerobic submerged biomembrane reaction zone is closed, semi-soft fibrous filling material is filled in the two reaction zones, underwater propellers are arranged at the bottoms of the reaction zones, and an underwater aerator is arranged at the bottom of the filling material of the aerobic submerged biomembrane reaction zone. The integral treating equipment combines and optimizes the existing biomembrane reactors and sequence batch reactors, absorbs the advantages of other kinds of sewage treating technology, is particularly suitable for treating organic waste water with middle and small water quantity and high concentrations, and has the advantages of occupation area reduction, investment decrease, convenient management and operating cost reduction.
Description
Technical field:
The invention belongs to sewage disposal, environmental protection technical field, be specifically related to a kind of sequencing batch type combined biofilm integrated apparatus of handling high concentrated organic wastewater.
Background technology:
Submerged biofilm and sequencing batch reactor all are the prior aries that is applied in the wastewater treatment, and they have advantage separately.Compare with activated sludge process, it is big that submerged biofilm has a biomass, the microorganism that the suitable growth generation cycle is long, and processing power is strong, and treatment effect is good, and anti impulsion load is subjected to temperature to influence advantages such as little; And sequencing batch reactor (SBR) is because its fluidised form and organic matter degradation space plug-flow characteristic have been complied with needed simple and easy, efficient, energy-conservation, flexible, the multi-functional development trend of contemporary sewage disposal.But conventional needle is normally separately built the anaerobic reactor aerobic reactor in the high concentrated organic wastewater treatment process, the civil engineering complexity, and floor space is big, and is very uneconomical at medium and small water yield processing, management inconvenience.
Look into newly by science and technology, do not see report at present both at home and abroad as yet relevant for the sequencing batch type combined biofilm integrated apparatus of handling high concentrated organic wastewater.
Summary of the invention:
The objective of the invention is to deficiency at the prior art existence, a kind of sequencing batch type combined biofilm integrated apparatus of handling high concentrated organic wastewater is proposed, it is that invention is developed on the basis of biomembrance process, sequencing batch reactor, be mainly used in the medium and small water yield, high concentrated organic wastewater handled, intend reducing floor space, reduce investment, convenient management reduces working cost.
Technical scheme of the present invention is as follows:
A kind of sequencing batch type combined biofilm integrated apparatus of handling high concentrated organic wastewater comprises pond body, medium-soft fibrous packing, water inlet pipe, rising pipe and underwater propulsion equipment etc., can make up preprocessing system in case of necessity.Two submerged biofilm reaction zones of combination are the anaerobic submerged biomembrane reaction zone in the middle of the body of pond in the body of same pond, and its periphery is aerobic submerged biofilm reaction zone; The anaerobic submerged biomembrane reaction zone is airtight; In two reaction zones the medium-soft fibrous packing is set all, the bottom is provided with underwater propeller; Aerobic submerged biofilm reaction zone filler bottom is provided with underwater aeration device.Pending high-concentration sewage at first enters the anaerobic submerged biomembrane reaction zone, carries out anaerobic treatment, and sewage enters the aerobic reactor district by flow by gravity then, carries out aerobic treatment.Handle by the anaerobic-aerobic microbial film like this, sewage is purified.
The water inlet pipe of this equipment inserts the anaerobic submerged biomembrane reaction zone from top, and drained zone, drainage pipeline and gate valve are set on the limit of two reaction zones, the position of the aerobic submerged biofilm reaction zone of The First Affiliated Hospital of Third Military Medical University of PLA drainage pipeline is lower than the drainage pipeline of anaerobic submerged biomembrane reaction zone.Drained zone bottom margin on four angles in batch type aerobic biomembrane reaction district is recessed, forms the bucket of collecting mud, and establishes shore pipe and gate valve.
As seen from the above technical solution, this equipment is divided into two districts: anaerobic zone, aerobic zone, they are communicated with successively, the equal sequence batch (operation in two districts: water inlet-reaction-draining.Pending high concentrated organic wastewater at first enters anaerobic zone, strengthen biomembranous contact reacts on sewage and the filler by underwater propeller, make the organic pollutant in the waste water obtain sufficient anaerobic degradation, entering the precipitation phase subsequently carries out solid-liquid separation, enter drainage period at last, open the water shoot gate valve of being located at drained zone on four angles this moment, treating water gravity flows into batch type aerobic biomembrane reaction district.By laying to underwater aeration device, aerobic, anoxic and anaerobic zone can have been formed in the different spaces of batch type aerobic biofilm reactor, by being located at the underwater propeller of bottom, in reactor, form internal recycle, simultaneously for high-efficient denitrification and dephosphorization has been created good environment; After in aerobic zone, finishing biological dephosphorize denitrification and organic further DeR, enter the precipitation phase, because microbial film mud proportion is bigger, be easy to precipitation, the post precipitation through in short-term enters drainage period, the gate valve of drained zone water shoot on four angles is located in unlatching, and treating water gravity is discharged.In addition, regularly open gate valve on the shore pipe and discharge excess sludge in each bucket.
This treatment facility is that prior biological membrane reactor, sequencing batch reactor have been carried out Combinatorial Optimization, and absorbs the advantage (for example oxidation ditch process) in other sewage treatment process, is integrated into an incorporate treatment facility.Have the following advantages:
◆ anti impulsion load, operation is flexible, adaptability is strong, treatment effect is stable
Sequencing batch biofilm reactor admixture of in the reaction period itself belongs to typically hybrid fully, microbial film has higher sludge concentration in the reactor in addition, the F/M value is reduced, therefore have to handling high concentrated organic wastewater that the reaction impellent is big, anti impulsion load and adaptability is strong; Sequencing batch biofilm reactor is in the operation process simultaneously, can be according to the variation of the waste water water yield, water quality, by working time and HRT, the SRT that adjusts each operation in the cycle of operation,, has stronger operation handiness and stability to satisfy the requirement of effluent quality.In addition, the anaerobic sequencing batch biofilm reactor is subjected to Temperature Influence less, can dispose of sewage at normal temperatures, in reactor, can turn out and have the active mud of higher methane, make reactor can bear higher organic loading, have higher organic matter removal usefulness.And aerobic sequencing batch formula biofilm reactor can be easy to realize synchronous nitration denitrification denitrogenation in the inner microenvironment of enriching that forms of microbial film, has stronger denitrification efficiency.
◆ good effect of separating solid from liquid
Sequencing batch reactor can make sewage avoid passing in and out the interference of current on the one hand when precipitation, and weak point flows, the appearance of density flow, is a kind of ideal static precipitation, so good effect of separating solid from liquid easily obtains stable clarification and effluent; F/M height after the anaerobic and aerobic sequencing batch reactor is intake on the other hand, but along with the carrying out that reacts, F/M reduces gradually, when reaction finished draining, F/M was minimum, and the mud flocculating property is good, is easy to solid-liquid separation; And this moment the anaerobic sequencing batch reactor the gas production rate minimum, help mud-water separation.
◆ technology is brief, takes up an area of to lack, and invests low
On the one hand, sequencing batch reactor has shortened technical process, has reduced technique unit and equipment.The anaerobic and aerobic technology of this equipment all adopts sequencing batch biofilm reactor, compare with traditional technology, this reactor integrates functions such as mixing, reaction, sedimentation, do not need to establish in addition settling tank, do not need mud to reflux and mixed-liquor return equipment, significantly reduced technique unit and equipment, it is brief, simple in structure to have technology, floor space is few, invests advantages such as low.And the anaerobic sequencing batch biofilm reactor is compared with the AF reactor with anaerobic UASB, and this reactor does not need complicated water inlet and sludge-water separating system.
On the other hand, this equipment utilizes reactor wall altogether with anaerobic sequencing batch reactor and being combined into one of aerobic sequencing batch reactor treatment facility, has significantly reduced the investment of equipment; And make full use of the characteristics of the protection superelevation of aerobic sequencing batch formula reaction zone greater than anaerobic sequencing batch reaction zone protection superelevation, make anaerobic reactor water outlet gravity flow into aerobic zone.In addition, the complicated wetting system of straining need not be set, reduce and thrown input and the working cost that is equipped with.
◆ convenient management
Equipment such as water inlet, draining, aeration, underwater propulsion all can be realized automatic control, need not manual operations, and convenient management.
Description of drawings
Fig. 1 is the plane structure chart of this equipment;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the B-B sectional view of Fig. 1.
Embodiment
The present invention is further described below in conjunction with drawings and Examples:
Referring to Fig. 1,2,3, this treatment facility has by pond body 1, and water inlet pipe 2, water shoot 3 are formed.Body inside, pond is divided into two reaction zones: middle for anaerobic submerged biomembrane reaction zone 4, peripheral for aerobic submerged biofilm reaction zone 5, adopt square pond body.All be furnished with medium-soft fibrous packing 8 in each reaction zone, on four angles of each reaction zone, drained zone 6,7 be set.The water inlet pipe 2 of equipment directly enters anaerobic submerged biomembrane reaction zone 4 from top, be communicated to the aerobic submerged biofilm reaction zone 5 of periphery by the drainage pipeline 12 of strap brake valve at 6 places, drained zone of anaerobic submerged biomembrane reaction zone.Also 7 places establish the water shoot 3 of strap brake valve to aerobic submerged biofilm reaction zone 5 in the drained zone, are the water shoot of this equipment.Underwater propeller 11 is set near the drained zone of two reaction zones, and its layout is parallel to pool side, and plug-flow circulates to order about waste water along clockwise direction.Arrange underwater aeration device 9 in aerobic submerged biofilm reaction zone filler bottom.The bottom margin of this reaction zone drained zone is recessed, forms bucket 10, and establishes the shore pipe 13 of strap brake valve, collects excess sludge and discharge.The anaerobic submerged biomembrane reaction zone is airtight fully, establishes collecting methane or vent pipe 14 at Chi Ding, and disposes collecting methane as required and utilize equipment.
Main technical details
The residence time: total residence time: 30 ~ 60 hours, wherein: anaerobic zone 24～48 hours, aerobic zone 6～12 hours.
Structural parameter:
Integration apparatus specification B * L * H (m);
Anaerobic zone available depth H
1=H-0.3 (m);
Aerobic zone available depth H
2=H
1-H
1/ λ
1(m);
Anaerobic zone useful area A
1=Q * HRT
1/ (λ
1H
1)
Aerobic zone useful area A
2=Q * HRT
2/ (λ
2H
2)
Filler type: medium-soft fibrous packing.
Claims (2)
1. sequencing batch type combined biofilm integrated apparatus of handling high concentrated organic wastewater, comprise pond body, water inlet pipe and rising pipe, it is characterized in that: two submerged biofilm reaction zones of combination in the body of same pond, in the middle of the body of pond is the anaerobic submerged biomembrane reaction zone, and its periphery is aerobic submerged biofilm reaction zone; The anaerobic submerged biomembrane reaction zone is airtight; In two reaction zones the medium-soft fibrous packing is set all, the bottom is provided with underwater propeller; Aerobic submerged biofilm reaction zone filler bottom is provided with underwater aeration device;
Water inlet pipe inserts the anaerobic submerged biomembrane reaction zone from top, and drained zone, drainage pipeline and gate valve be set on the limit of two reaction zones, the drainage pipeline of anaerobic submerged biomembrane reaction zone passes to peripheral aerobic submerged biofilm reaction zone, and the position of aerobic submerged biofilm reaction zone drainage pipeline is lower than the drainage pipeline of anaerobic submerged biomembrane reaction zone.
2. the sequencing batch type combined biofilm integrated apparatus of processing high concentrated organic wastewater according to claim 1, it is characterized in that: the drained zone bottom margin on aerobic submerged biofilm reaction zone limit is recessed, form the bucket of collecting mud, and establish shore pipe and gate valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100571009A CN100376493C (en) | 2005-06-01 | 2005-06-01 | Sequencing batch type combined biofilm integrated apparatus for treating high concentration organic wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100571009A CN100376493C (en) | 2005-06-01 | 2005-06-01 | Sequencing batch type combined biofilm integrated apparatus for treating high concentration organic wastewater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1699219A CN1699219A (en) | 2005-11-23 |
| CN100376493C true CN100376493C (en) | 2008-03-26 |
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| CNB2005100571009A Expired - Fee Related CN100376493C (en) | 2005-06-01 | 2005-06-01 | Sequencing batch type combined biofilm integrated apparatus for treating high concentration organic wastewater |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101817619A (en) * | 2010-04-14 | 2010-09-01 | 南昌大学 | Method for treating piggery wastewater by sequencing batch biofilm reactor |
| CN102642925B (en) * | 2012-04-28 | 2014-02-12 | 重庆大学 | Annular aeration biological filter sewage low carbon treatment reactor |
| CN102863122B (en) * | 2012-09-29 | 2014-01-08 | 重庆大学 | Device and method for domestic sewage treatment |
| CN106277328A (en) * | 2016-09-29 | 2017-01-04 | 天津大学 | A kind of device processing high concentrated organic wastewater and processing method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4241310C1 (en) * | 1992-12-08 | 1994-09-08 | Stadt Kaufbeuren Vertreten Dur | Process and device for treating waste water |
| CN2481708Y (en) * | 2001-06-11 | 2002-03-13 | 重庆市生华环保研究所 | Apparatus for integrative treatment of organic sewage by biochemical process |
| US20020070163A1 (en) * | 2000-12-13 | 2002-06-13 | Lambert Russell E. | Wastewater treatment apparatus and method |
| CN2499397Y (en) * | 2001-09-15 | 2002-07-10 | 上海纺织工业设计院宜兴化工环保装备厂 | Life waste water treating device |
| CN2820850Y (en) * | 2005-06-01 | 2006-09-27 | 重庆大学 | Batch combined biological film intergrated treating device for hot pickled mustard tuber waste water |
-
2005
- 2005-06-01 CN CNB2005100571009A patent/CN100376493C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4241310C1 (en) * | 1992-12-08 | 1994-09-08 | Stadt Kaufbeuren Vertreten Dur | Process and device for treating waste water |
| US20020070163A1 (en) * | 2000-12-13 | 2002-06-13 | Lambert Russell E. | Wastewater treatment apparatus and method |
| CN2481708Y (en) * | 2001-06-11 | 2002-03-13 | 重庆市生华环保研究所 | Apparatus for integrative treatment of organic sewage by biochemical process |
| CN2499397Y (en) * | 2001-09-15 | 2002-07-10 | 上海纺织工业设计院宜兴化工环保装备厂 | Life waste water treating device |
| CN2820850Y (en) * | 2005-06-01 | 2006-09-27 | 重庆大学 | Batch combined biological film intergrated treating device for hot pickled mustard tuber waste water |
Non-Patent Citations (1)
| Title |
|---|
| 厌氧-好氧-一体生活污水处理装置. 彭宗银.重庆环境科学，第21卷第5期. 1999 * |
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Assignee: Beijing NewBiolink Technology Development Co., Ltd. Assignor: Chongqing University Contract record no.: 2011990000908 Denomination of invention: Sequencing batch type combined biofilm integrated apparatus for treating high concentration organic wastewater Granted publication date: 20080326 License type: Exclusive License Open date: 20051123 Record date: 20110919 |
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Granted publication date: 20080326 Termination date: 20160601 |