CN105693039A - UASB-MBR(up-flowa naerobic sludge bed-membrane bioractor) based high-concentration organic wastewater treatment equipment - Google Patents
UASB-MBR(up-flowa naerobic sludge bed-membrane bioractor) based high-concentration organic wastewater treatment equipment Download PDFInfo
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- CN105693039A CN105693039A CN201610242267.0A CN201610242267A CN105693039A CN 105693039 A CN105693039 A CN 105693039A CN 201610242267 A CN201610242267 A CN 201610242267A CN 105693039 A CN105693039 A CN 105693039A
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
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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
- C02F3/2846—Anaerobic digestion processes using upflow anaerobic sludge blanket [UASB] reactors
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- Hydrology & Water Resources (AREA)
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- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
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- Organic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses UASB-MBR(up-flow anaerobic sludge bed-membrane bioractor) based high-concentration organic wastewater treatment equipment which comprises a casing, a UASB assembly and an MBR assembly. The internal space of the casing is divided into an anaerobic area, a facultative area and an aerobic area by a first partition and a second partition. A communication passage is arranged between the facultative area and the aerobic area. The UASB assembly is arranged in the anaerobic area; a lift pump is arranged on the top of the anaerobic area. A facultative aeration pipe is arranged at the bottom of the facultative area, an aerobic aeration pipe, a sewage pump and a reflux pump are arranged at the bottom of the aerobic area, and the facultative aeration pipe and the aerobic aeration pipe are connected with a fan arranged on the outer side of the casing. The MBR assembly is arranged above the aerobic aeration pipe in the aerobic area. The lift pump, the sewage pump, the reflux pump and the fan are respectively electrically connected with a PLC (programmable logic controller) arranged outside the casing. According to the technical scheme, the UASB-MBR based high-concentration organic wastewater treatment equipment has the advantages of high integration, high degree of automation, management convenience, operation and maintenance simplicity, further can be manufactured in factories, can be mounted on site, needs short cycles of construction and saves investment greatly.
Description
Technical field
The present invention relates to field of waste water treatment, particularly relates to a kind of high-concentration organic wastewater treatment device based on UASB-MBR。
Background technology
Current China industrial wastewater takes traditional A/O technique mostly, its shortcoming is that floor space is big, construction investment costly, operating cost is high and treatment effect is not sufficiently stable。MBR (MembraneBioractor) is a kind of by sewage treatment process combined to membrane separation technique and traditional biological processing unit also known as membrane bioreactor。This technique adopts the second pond that membrance separation substitutes in conventional activated sludge process to carry out mud-water separation, compared with traditional activated sludge process, has the superioritys such as little in floor space, effluent quality is excellent, and capacity of resisting impact load is strong, high volumetric loading。The Chinese invention patent document that publication No. is CN102120680A discloses a kind of A/O-MBR water treatment facilities and the method processing sewage thereof, adopt the COD that can process water inlet after technique scheme to be 200～400mg/L and ss is 150～250mg/L, the COD of its water outlet is 50mg/L, the ss of water outlet is 5mg/L, and effluent quality reaches one-level A standard。High concentrated organic wastewater is the COD waste water at more than 2000mg/L, and this kind of waste water mostly is industrial wastewater, and generation amount is huge, if being directly discharged to downstream river course, can cause serious environmental pollution, also affecting the safety problem of drinking water time serious。And technique scheme can not solve this type of high concentrated organic wastewater。
UASB (Up-flowAnaerobicSludgeBed/Blanket) is a kind of Anaerobe method processing sewage also known as upflow anaerobic sludge blanket reactor, UASB and MBR is identical, and to have load-bearing capacity very big, volumetric loading rate is high, waste water hydraulic detention time in reactor is shorter, contaminant removal efficiency is high, and volume is little, and equipment is simple, it is convenient to run, it is simple to the features such as management。But it is not thorough to there is water outlet reaction in UASB reactor, and outlet effect is poor, it is impossible to directly discharge, it is necessary to is followed by other operations and continues with。And the relative disadvantage of MBR be to high concentration, biodegradability difference water treatment effect poor。And good then through MBR technique effluent quality after continuing with through the pretreated waste water of UASB, stable water outlet, and reuse can be realized。But two kinds of techniques are separately built, it is necessary to building multiple processing unit, technological process is long, and structure is complicated, there is project floor space big, civil engineering investment is big, is unfavorable for management, and operating cost is high, the shortcomings such as integration of equipments degree is low, completion time of project length。
Summary of the invention
In order to solve prior art Problems existing, the present invention a kind of high-concentration organic wastewater treatment device based on UASB-MBR by anaerobic mud bed reactor and aerobic membrane bioreactor are integrated。
To achieve these goals, the technical solution used in the present invention is: a kind of high-concentration organic wastewater treatment device based on UASB-MBR, including housing, UASB assembly and MBR module；Described enclosure interior is divided into upper and lower two parts by the first dividing plate；The lower section of described first dividing plate is anaerobic zone；First dividing plate be divided into aerobic area and aerobic zone above through second partition；Aerobic area and aerobic zone are communicated with passage in second partition segmentation portion；Described UASB assembly is arranged in anaerobic zone；UASB assembly by water inlet pipe with housing outside pretreatment pool be connected；The top of described anaerobic zone is provided with the water after being processed by UASB assembly and rises to the elevator pump of aerobic area；The bottom of described aerobic area is provided with double oxygen aeration tube；The bottom of described aerobic zone is provided with aerobic aeration pipe, aerobic zone mud is discharged the dredge pump outside housing and by the reflux pump of the sludge reflux of aerobic zone generation to aerobic area；Described double oxygen aeration tube is connected with the blower fan being arranged on housing by air inlet pipe with aerobic aeration tube；The surface that described MBR module is arranged in aerobic zone aerobic aeration pipe；Water purification after process is discharged outside housing by described MBR module by outlet pipe；Described elevator pump, dredge pump, reflux pump and blower fan are electrically connected with the PLC being arranged on outside housing respectively。
Adopt after technique scheme, 1, equipment adopt three-dimensional mode to spatial development, be greatly saved floor space。2, integrated design decreases multiple unit and decreases construction investment。3, through UASB, entering organic matter of water being degraded, the biogas recoverable of generation also improves the biodegradability of waste water。4, the leaving water temperature of anaerobic reaction also provides favourable temperature conditions for follow-up biochemical treatment, it is ensured that even if aerobic zone also can effectively be run in the winter time。5, utilize aeration and the microbial action of aerobic zone, effectively eliminate the foul smell that anaerobic reaction produces, it is to avoid the individual processing of secondary pollution and foul smell。6, integration of equipments, automaticity be high, convenient management, and operation maintenance is simple。7, equipment can make in batch production, in-site installation, and short construction period is greatly saved investment。
Accompanying drawing explanation
Fig. 1 is based on the structural representation of the high-concentration organic wastewater treatment device of UASB-MBR。
Fig. 2 is based on the aerobic area of the high-concentration organic wastewater treatment device of UASB-MBR and the structural representation of aerobic zone。
Wherein: 1, housing, 2, UASB assembly, 3, MBR module, the 4, first dividing plate, 5, anaerobic zone, 6, second partition, 7, aerobic area, 8, aerobic zone, 9, communicating passage, 10, water inlet pipe, 11, pretreatment pool；12, elevator pump, 13, oxygen aeration tube of holding concurrently, 14, aerobic aeration pipe, 15, dredge pump, 16, reflux pump, 17, blower fan, 18, outlet pipe, 19, return duct, 20, mud discharging pipe, 21, Sludge Bed, 22, water distributor, 23, three phase separator, 24, collection chamber, 25, discharge。
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiments of the present invention are further elaborated:
As depicted in figs. 1 and 2, a kind of high-concentration organic wastewater treatment device based on UASB-MBR, including housing 1, UASB assembly 2 and MBR module 3。Described enclosure interior is divided into upper and lower two parts by the first dividing plate 4；The lower section of described first dividing plate is anaerobic zone 5；First dividing plate be divided into aerobic area 7 and aerobic zone 8 above through second partition 6；Aerobic area and aerobic zone are communicated with passage 9 in second partition segmentation portion。
UASB assembly 2 is arranged in anaerobic zone；Described UASB assembly 2 includes Sludge Bed 21, water distributor 22, three phase separator 23 and collection chamber 24；Described Sludge Bed is arranged on the bottom of anaerobic zone；Described water distributor 22 is arranged in the base sludge bed of housing；Water distributor by water inlet pipe 10 with housing outside pretreatment pool 11 be connected；Described three phase separator 23 is arranged on the middle part of anaerobic zone；Described collection chamber 24 is arranged on the top of the lower section three phase separator of the first dividing plate；The gas collected is discharged outside housing by collection chamber by discharge 25。The top of anaerobic zone is provided with the water after being processed by UASB assembly and rises to the elevator pump 12 of aerobic area。In order to be circulated decomposition better, between top and the Sludge Bed of described three phase separator, it is provided with return duct 19。In order to convenient, unnecessary mud is cleared, be provided with mud discharging pipe 20 in the bottom of housing。
The bottom of aerobic area is provided with double oxygen aeration tube 13；In order to realize good aeration effect in aerobic area, oxygen aeration tube of holding concurrently can be designed as a lot of bar, and every is designed with a lot of steam vents above。The bottom of logical described aerobic zone is provided with aerobic aeration pipe 14, aerobic zone mud is discharged the dredge pump 15 outside housing and by the reflux pump 16 of the sludge reflux of aerobic zone generation to aerobic area；In order to realize good aeration effect in aerobic zone, aerobic aeration Guan Ye can be designed as a lot of bar, and every is designed with a lot of steam vents above。Described double oxygen aeration tube is connected with the blower fan 17 being arranged on housing by air inlet pipe with aerobic aeration tube；The surface that described MBR module is arranged in aerobic zone aerobic aeration pipe；Water purification after process is discharged outside housing 1 by described MBR module by outlet pipe 18；Described elevator pump 12, dredge pump 15, reflux pump 16 and blower fan 17 are electrically connected with the PLC being arranged on outside housing respectively。
The technical program is adopted to process the step of high-concentration sewage: first sewage drain to be entered in pretreatment pool 11 and precipitate, adjustment etc. is anticipated, then the bottom of anaerobic zone is entered through water inlet pipe 10 water conservancy diversion, by the water distributor 22 uniform bottom that waste water is uniformly distributed in equipment as far as possible, it it is the Sludge Bed 21 that concentration is higher bottom anaerobic zone, Organic substance is after high concentration sludge bed 21 reacts, generation methane and carbon dioxide rises, anaerobic grain sludge or floc sludge are in suspended state under the effect of the current risen and bubble, namely gas and liquid mixture rises, then pass through three phase separator 23 to be easily separated, mud sinks down into Sludge Bed 21 after separating, water after process enters the settling zone on top, the biogas risen is collected by collection chamber 24, through the outer row of discharge 25, the biogas emitted can be used for generating and other purposes。Separating the settling zone mud that is subsequently formed or water is back to anaerobic zone Sludge Bed 21 through return duct 19 through three phase separator 23, the remaining mud of Sludge Bed 21 is discharged outside housing through mud blow-off pipe 20。Through anaerobic reaction sewage by elevator pump 12 through aerobic area water inlet pipe enter aerobic area 7, aerobic area 7 is carried out aeration by the double oxygen aeration tube arranged by design aeration rate, by controlling the blower fan 17 dissolved oxygen value to aerobic area 7, to meet oxygen reaction of holding concurrently, aerobic area can increase the dissolved oxygen of anaerobic zone water outlet, remove anaerobism product, and large amount of organic can be removed under the facultative effect meeting flora of high concentration。Entering aerobic zone through the sewage of oxygen reaction of holding concurrently by communicating passage 9, aerobic aeration pipe is distributed in the bottom of aerobic zone, blower fan 17 provide air-supply aeration to aerobic zone through air inlet pipe。MBR module is positioned over above aeration tube to be positioned at one end of aerobic zone, the sewage processed through oxygen of holding concurrently is by relative entrance aerobic zone, one end, film group device position, stir under the effect of aeration, circulating reflux is formed in film district and all the other aeration zones, aerobic zone mud is returned stream by reflux pump to aerobic area simultaneously, increasing hydraulic detention time, excess sludge can be arranged by outside sludge pump。Sewage, after aerobic zone is reacted, is aspirated after microfiltration by hollow-fibre membrane, qualified discharge or reuse。
The present invention is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under this enlightenment; no matter but in its shape or structure, do any change, every have same or like with the application like technical scheme, all fall within protection scope of the present invention。
Claims (4)
1. the high-concentration organic wastewater treatment device based on UASB-MBR, it is characterised in that: include housing (1), UASB assembly (2) and MBR module (3)；Described enclosure interior is divided into upper and lower two parts by the first dividing plate (4)；The lower section of described first dividing plate is anaerobic zone (5)；First dividing plate be divided into aerobic area (7) and aerobic zone (8) above through second partition (6)；Aerobic area and aerobic zone are communicated with passage (9) in second partition segmentation portion；Described UASB assembly (2) is arranged in anaerobic zone；UASB assembly by water inlet pipe (10) with housing outside pretreatment pool (11) be connected；The top of described anaerobic zone is provided with the water after being processed by UASB assembly and rises to the elevator pump (12) of aerobic area；The bottom of described aerobic area is provided with double oxygen aeration tube (13)；The bottom of described aerobic zone is provided with aerobic aeration pipe (14), aerobic zone mud is discharged the dredge pump (15) outside housing and by the reflux pump (16) of the sludge reflux of aerobic zone generation to aerobic area；Described double oxygen aeration tube is connected with the blower fan (17) being arranged on housing by air inlet pipe with aerobic aeration tube；The surface that described MBR module is arranged in aerobic zone aerobic aeration pipe；Water purification after process is discharged housing (1) outward by outlet pipe (18) by described MBR module；Described elevator pump (12), dredge pump (15), reflux pump (16) and blower fan (17) are electrically connected with the PLC being arranged on outside housing respectively。
2. the high-concentration organic wastewater treatment device based on UASB-MBR according to claim 1, it is characterised in that: described UASB assembly (2) includes Sludge Bed (21), water distributor (22), three phase separator (23) and collection chamber (24)；Described Sludge Bed is arranged on the bottom of anaerobic zone；Described water distributor (22) is arranged in the base sludge bed of housing；Water distributor is connected with water inlet pipe (10)；Described three phase separator (23) is arranged on the middle part of anaerobic zone；Described collection chamber (24) is arranged on the top of the lower section three phase separator of the first dividing plate；The gas collected is discharged outside housing by collection chamber by discharge (25)。
3. the high-concentration organic wastewater treatment device based on UASB-MBR according to claim 2, it is characterised in that: it is provided with return duct (19) between top and the Sludge Bed of described three phase separator。
4. the high-concentration organic wastewater treatment device based on UASB-MBR according to claim 2, it is characterised in that: the bottom of described housing is provided with mud discharging pipe (20)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610242267.0A CN105693039A (en) | 2016-04-18 | 2016-04-18 | UASB-MBR(up-flowa naerobic sludge bed-membrane bioractor) based high-concentration organic wastewater treatment equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610242267.0A CN105693039A (en) | 2016-04-18 | 2016-04-18 | UASB-MBR(up-flowa naerobic sludge bed-membrane bioractor) based high-concentration organic wastewater treatment equipment |
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| CN105693039A true CN105693039A (en) | 2016-06-22 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105948258A (en) * | 2016-07-06 | 2016-09-21 | 苏州苏科环保科技有限公司 | High-tower-type A2/O(Anaerobic-Anoxic-Oxic)-MBR (Membrane Bioreactor) |
| CN106115918A (en) * | 2016-08-25 | 2016-11-16 | 河南力诚环保科技有限公司 | Integration pillar high concentrated organic wastewater processor |
| CN107986435A (en) * | 2017-12-26 | 2018-05-04 | 广州市环境保护工程设计院有限公司 | A kind of efficient up-flow biological reaction apparatus and its operation method and application |
| CN111233149A (en) * | 2020-02-12 | 2020-06-05 | 陈福军 | A integration equipment for small-size beasts and birds are bred waste water treatment |
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| CN103833188A (en) * | 2014-03-24 | 2014-06-04 | 蒲晓斌 | High-suspension easy-to-biochemically treated wastewater treatment method |
| CN205528307U (en) * | 2016-04-18 | 2016-08-31 | 河南力诚环保科技有限公司 | High concentration organic wastewater equipment based on UASB -MBR |
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- 2016-04-18 CN CN201610242267.0A patent/CN105693039A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2006137736A2 (en) * | 2005-06-21 | 2006-12-28 | Paques B.V. | Device and method for treatment of waste water |
| US20120031836A1 (en) * | 2010-08-06 | 2012-02-09 | Manuel Alvarez-Cuenca | Compact upright bioreactor for the elimination of nutrients |
| CN102161552A (en) * | 2011-03-03 | 2011-08-24 | 天津工业大学 | Enhanced phosphorus removal membrane bioreactor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105948258A (en) * | 2016-07-06 | 2016-09-21 | 苏州苏科环保科技有限公司 | High-tower-type A2/O(Anaerobic-Anoxic-Oxic)-MBR (Membrane Bioreactor) |
| CN106115918A (en) * | 2016-08-25 | 2016-11-16 | 河南力诚环保科技有限公司 | Integration pillar high concentrated organic wastewater processor |
| CN107986435A (en) * | 2017-12-26 | 2018-05-04 | 广州市环境保护工程设计院有限公司 | A kind of efficient up-flow biological reaction apparatus and its operation method and application |
| CN111233149A (en) * | 2020-02-12 | 2020-06-05 | 陈福军 | A integration equipment for small-size beasts and birds are bred waste water treatment |
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