CN107265621A - Polymer-bearing waste-water membrane bioreactor advanced treatment apparatus - Google Patents
Polymer-bearing waste-water membrane bioreactor advanced treatment apparatus Download PDFInfo
- Publication number
- CN107265621A CN107265621A CN201710539860.6A CN201710539860A CN107265621A CN 107265621 A CN107265621 A CN 107265621A CN 201710539860 A CN201710539860 A CN 201710539860A CN 107265621 A CN107265621 A CN 107265621A
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- China
- Prior art keywords
- aerobic pond
- water
- membrane module
- polymer
- activated sludge
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- C02F3/1268—Membrane bioreactor systems
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/36—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds
- C02F2103/365—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the manufacture of organic compounds from petrochemical industry (e.g. refineries)
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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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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The present invention relates to a kind of polymer-bearing waste-water membrane bioreactor advanced treatment apparatus, compared with existing apparatus, the present invention is by setting activated sludge and bio-film colonization to be placed in Aerobic Pond, membrane module is placed in top in Aerobic Pond, sewage is after the degraded of activated sludge and biomembrane, membrane module is entered by the negative pressure of suction pump, it is rear to flow into again in clear water reserviors.Polyacrylamide (HPAM), COD influent concentrations are respectively 300mgL‑1, 701mgL‑1, 131mgL is respectively reached after biodegradation‑1, 205mgL‑1, biodegradable clearance is respectively 56%, 70.7%.21mgL is respectively reached after membrane module is filtered‑1, 25mgL‑1, biodegradable clearance is respectively 93%, 94.6%.Water inlet viscosity is 5.10mPas, respectively reaches 3.14 and 1.36mPas after the filtering of biodegradable and membrane module, clearance is respectively 38.43%, 73.33%.Water outlet after membrane filtration is the device water outlet, and the water outlet can reach reuse standard.
Description
Technical field
The present invention relates to environmental technology field, more particularly to one kind are deep based on biomembrane-activated sludge-membrane bioreactor
Degree processing device of the oil field containing polyacrylamide sewage water.
Background technology
With going deep into for oil field development technology, tertiary oil recovery technology is applied on a large scale so that the moisture content of crude oil by
Gradually rise.Polyacrylamide for oil field production while recovery ratio is improved, and the processing to its Produced Liquid runs into very big problem.Note
The polyacrylamide for entering stratum enters ground water-oil separating and water process terminal with crude oil/water mixed liquor, and mixing greatly improved
The viscosity and emulsibility of liquid, increase water-oil separating difficulty, cause recovered water oil content severe overweight.Polyacrylamide is to environment
To directly affect be part wastewater disposition in oilfield process.Due to oil field prepare polyacrylamide need fresh water and and
Part low permeability formation, makes polyacrylamide wastewater discharge of the part containing higher concentration.Most of polyacrylamide
Into oilbearing stratum, due to earth formation reason, it is difficult to avoid it from penetrating into water table.Polyacrylamide in surface water body and
Prolonged stay in underground water, will cause potentially hazardous to local water environment.Not virose polyacrylamide itself,
Monomer acrylamide is harmful.It has damage to human body skin and nervous system.Because acrylamide is a kind of
Larger carcinogen is endangered body, and its harm is related to multiple systems such as skin, reproduction, nerve.Therefore, how effectively thoroughly
Polymer-contained sewage turn into urgent need to solve the problem.
The difference of the factors such as method, characteristic and geological conditions due to oil recovery, the water quality of polymer-bearing waste-water is also different, but
All there is the features such as water-oil separating and oil-containing intractability are big, viscosity is high, biodegradability is poor, emulsification of crude oil is serious.For containing poly-
The characteristics of saprobia degraded is difficult, many physics that arisen at the historic moment in recent years, biology, chemistry and Combined Treatment each other
New technology, substantially increase the palliating degradation degree of polymer-bearing waste-water.However, because biological treatment has uncontrollable factor greatly, chemistry
Processing easily produces pollution to environment, and physical laws are the shortcomings of have poor operability, accordingly, it would be desirable to be improved and create
Newly.
The content of the invention
The purpose of the present invention is that provides a kind of polymer-bearing waste-water membrane bioreactor depth to solve the above problems
Processing unit.
The present invention is achieved through the following technical solutions above-mentioned purpose：
The present invention includes discharge bay after regulating reservoir, Aerobic Pond, activated sludge particles, bio-film colonization, membrane module, biochemical treatment
With clear water reserviors composition, the regulating reservoir is interior to set stirring rod and water inlet pipe, and peristaltic pump is set between regulating reservoir and the Aerobic Pond,
Heating rod is set, and polymer-bearing waste-water is entered in Aerobic Pond by water inlet pipe via peristaltic pump, Aerobic Pond bottom paving in the Aerobic Pond
If aeration tube, outside air is passed through in aeration tube by air compressor, the bio-film colonization hangs on the cuboid of rule not
Become rusty on steel bracket, be uniformly arranged in Aerobic Pond, and the active mud granule in Aerobic Pond bottom, the temperature regulating device and heating rod
Connection, for controlling the temperature in Aerobic Pond, polymer-bearing waste-water is after bio-film colonization and activated sludge particles biodegradation through discharge
Pipeline enters discharge bay, and the membrane module is placed in the middle top of Aerobic Pond, negative pressure is provided by suction pump, and containing after biochemical treatment is poly-
Sewage enters in outlet pipeline after membrane module is filtered, and the time controller and pressure gauge are placed in suction pump and outlet pipeline
Between, the start-stop of time controller control and suck pump, discharge bay is respectively by first after the regulating reservoir, Aerobic Pond and biochemical treatment
Valve and the second valve are sequentially connected.
Further, the activated sludge particles are from the ripe oil field activated sludge particles of domestication, the bio-film colonization choosing
It is larger with specific surface area, the biologic packing material of biofilm is easily formed, the membrane module is selected PVDF ultrafiltration membrane, is placed in Aerobic Pond.
The beneficial effects of the present invention are：
The present invention relates to a kind of polymer-bearing waste-water membrane bioreactor advanced treatment apparatus, compared with existing apparatus, the present invention
By setting activated sludge and bio-film colonization to be placed in Aerobic Pond, membrane module is placed in top in Aerobic Pond, and sewage is dirty by activity
After the degraded of mud and biomembrane, membrane module is entered by the negative pressure of suction pump, it is rear to flow into again in clear water reserviors.Polyacrylamide
(HPAM), COD influent concentrations are respectively 300mgL-1, 701mgL-1, 131mgL is respectively reached after biodegradation-1,
205mg·L-1, biodegradable clearance is respectively 56%, 70.7%.21mgL is respectively reached after membrane module is filtered-1,
25mg·L-1, biodegradable clearance is respectively 93%, 94.6%.Water inlet viscosity is 5.10mPas, by biodegradable and
3.14 and 1.36mPas are respectively reached after membrane module filtering, clearance is respectively 38.43%, 73.33%.After membrane filtration
Water outlet be the device water outlet, the water outlet can reach reuse standard.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the water sample concentration of polyacrylamide curve map of the present invention；
Fig. 3 is the COD concentration curves of the present invention；
The shear viscosity that Fig. 4 is the present invention changes over time curve map.
In figure：1- regulating reservoirs, 2- Aerobic Ponds, 3- heating rods, 4- peristaltic pumps, 5- activated sludge particles, 6- sewage water inlet pipes,
7- bio-film colonizations, 8- membrane modules, 9- air compressors, 10- aeration tubes, 11- stainless steel stents, 12- temperature regulating devices, 13- pressure
Table, 14- suction pumps, 15- time controllers, the valves of 16- first, 17- crosses outlet pipeline after film, the valves of 18- the 3rd.19- second
Valve, 20- bio-chemical effluent pipelines, 21- bio-chemical effluents pond, 22- clear water reserviors, 23- stirring rod.
In Fig. 2,3,4：Influent：Water inlet, Supernatant：Supernatant, Effluent：Film water outlet is crossed, at the 60th day
In adding membrane module in reactor.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings：
As shown in Figure 1：The present invention include regulating reservoir 1, Aerobic Pond 2, activated sludge particles 5, bio-film colonization 7, membrane module 8,
Discharge bay 21 and clear water reserviors 22 are constituted after biochemical treatment, set stirring rod 23 and water inlet pipe 6 in the regulating reservoir 1, regulating reservoir 1 with
Set between the Aerobic Pond 2 and heating rod 3 is set in peristaltic pump 4, the Aerobic Pond 2, polymer-bearing waste-water is by water inlet pipe 6 via compacted
Dynamic pump 4 enters in Aerobic Pond 2, and the bottom of Aerobic Pond 2 laying aeration tube 10, outside air is passed through aeration tube by air compressor 9
In, the bio-film colonization 7 is hung on the cuboid stainless steel stent 11 of rule, is uniformly arranged in Aerobic Pond 2, and Aerobic Pond
The active mud granule 5 in 2 bottoms, the temperature regulating device 12 is connected with heating rod 3, for controlling the temperature in Aerobic Pond 2, containing poly-
Sewage enters discharge bay 21, the membrane module 8 after bio-film colonization 7 and the biodegradation of activated sludge particles 5 through discharge line 20
The middle top of Aerobic Pond 2 is placed in, negative pressure is provided by suction pump 14, the polymer-bearing waste-water after biochemical treatment is after the filtering of membrane module 8
Into in outlet pipeline 17, the time controller 15 and pressure gauge 13 are placed between suction pump 14 and outlet pipeline 17, the time
The start-stop of the control and suck pump of controller 15, discharge bay 21 is respectively by the first valve after the regulating reservoir 1, Aerobic Pond 2 and biochemical treatment
The valve 19 of door 16 and second is sequentially connected.
Further, the activated sludge particles 5 are from the ripe oil field activated sludge particles of domestication, the bio-film colonization 7
It is larger from specific surface area, the biologic packing material of biofilm is easily formed, the membrane module 8 selects PVDF ultrafiltration membrane, is placed in Aerobic Pond 2
In.
The running of the present invention is as follows：
During operation, polymer-bearing waste-water in regulating reservoir 1 by stirring rod 23 stir after by sewage water inlet pipe 6 through peristaltic pump 4
Into in Aerobic Pond, while what the heating rod 3 and bottom in the adjustment polymer-bearing waste-water flow velocity of peristaltic pump 4, Aerobic Pond 2 were laid
Aeration tube 10 is in order that temperature is maintained under constant temperature situation and ensured containing a certain amount of dissolved oxygen in Aerobic Pond respectively
Oxygen animalcule is preferably survived.Polymer-bearing waste-water enters activated sludge particles of the bottom through post-mature of Aerobic Pond 2, is dropped by microorganism
It is degraded by microorganisms solution, the bio-film colonization 7 being uniformly arranged in Aerobic Pond 2 afterwards again on.Supernatant one after biodegradation
Part enters in bio-chemical effluent pond 21 via outlet pipeline 20, and another part supernatant provides negative pressure due to suction pump 14, therefore
Enter after the filtering of membrane module 8 in outlet pipeline 17, subsequently into clear water reserviors 22.Time controller 15 and pressure gauge 13 are put
Between suction pump 14 and outlet pipeline 17, the start-stop of the control and suck pump of time controller 15, the start-stop pattern that the present invention is set
To open 7 minutes, stop 3 minutes, with the degree of decelerating membrane pollution, so as to improve the service life of film.As shown in Figure 2, Figure 3 and Figure 4：
Polyacrylamide, COD influent concentrations are respectively 300mgL-1, 701mgL-1, respectively reached after biodegradation
131mg·L-1, 205mgL-1, biodegradable clearance is respectively 56%, 70.7%.Respectively reached after membrane module is filtered
21mg·L-1, 25mgL-1, biodegradable clearance is respectively 93%, 94.6%.Water inlet viscosity is 5.10mPas, is passed through
3.14 and 1.36mPas are respectively reached after the filtering of biodegradable and membrane module, clearance is respectively 38.43%, 73.33%.Through
The water outlet crossed after membrane filtration is the device water outlet, and the water outlet can reach reuse standard.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (2)
1. a kind of device of polymer-contained sewage, it is characterised in that：Including regulating reservoir (1), Aerobic Pond (2), activated sludge particles
(5), discharge bay (21) and clear water reserviors (22) composition, the regulating reservoir (1) after bio-film colonization (7), membrane module (8), biochemical treatment
Interior setting stirring rod (23) and water inlet pipe (6), set peristaltic pump (4) between regulating reservoir (1) and the Aerobic Pond (2), described good
Heating rod (3) is set in oxygen pond (2), and polymer-bearing waste-water is entered in Aerobic Pond (2) by water inlet pipe (6) via peristaltic pump (4), aerobic
Pond (2) bottom laying aeration tube (10), outside air is passed through in aeration tube by air compressor (9), the bio-film colonization (7)
On the cuboid stainless steel stent (11) for hanging on rule, uniformly it is arranged in Aerobic Pond (2), and work is arranged at Aerobic Pond (2) bottom
Property mud granule (5), the temperature regulating device (12) is connected with heating rod (3), for controlling the temperature in Aerobic Pond (2), containing poly-
Sewage enters discharge bay (21) after bio-film colonization (7) and activated sludge particles (5) biodegradation through discharge line (20), described
Membrane module (8) is placed in the middle top of Aerobic Pond (2), and negative pressure is provided by suction pump (14), and the polymer-bearing waste-water after biochemical treatment passes through
Enter after membrane module (8) filtering in outlet pipeline (17), the time controller (15) and pressure gauge (13) are placed in suction pump
(14) between outlet pipeline (17), the start-stop of time controller (15) control and suck pump, the regulating reservoir (1), Aerobic Pond (2)
It is sequentially connected respectively by the first valve (16) and the second valve (19) with discharge bay after biochemical treatment (21).
2. the device of polymer-contained sewage according to claim 1, it is characterised in that：Activated sludge particles (5) choosing
With the oil field activated sludge particles that domestication is ripe, the bio-film colonization (7) selects specific surface area larger, easily forms the biology of biofilm
Filler, the membrane module (8) selects PVDF ultrafiltration membrane, is placed in Aerobic Pond (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710539860.6A CN107265621A (en) | 2017-07-05 | 2017-07-05 | Polymer-bearing waste-water membrane bioreactor advanced treatment apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710539860.6A CN107265621A (en) | 2017-07-05 | 2017-07-05 | Polymer-bearing waste-water membrane bioreactor advanced treatment apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN107265621A true CN107265621A (en) | 2017-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710539860.6A Pending CN107265621A (en) | 2017-07-05 | 2017-07-05 | Polymer-bearing waste-water membrane bioreactor advanced treatment apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108017145A (en) * | 2017-12-15 | 2018-05-11 | 中国海洋大学 | The method that polymer-containing sewage in oil field is handled for the biosystem of carrier based on luffa |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103663696A (en) * | 2013-12-13 | 2014-03-26 | 重庆大学 | Membrane bio-reactor (MBR) used for treating preserved szechuan pickle wastewater and reinforcing biological phosphorous and nitrogen removal |
| CN105800782A (en) * | 2014-12-27 | 2016-07-27 | 山东省水利科学研究院 | Membrane bioreactor sewage treatment device |
-
2017
- 2017-07-05 CN CN201710539860.6A patent/CN107265621A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103663696A (en) * | 2013-12-13 | 2014-03-26 | 重庆大学 | Membrane bio-reactor (MBR) used for treating preserved szechuan pickle wastewater and reinforcing biological phosphorous and nitrogen removal |
| CN105800782A (en) * | 2014-12-27 | 2016-07-27 | 山东省水利科学研究院 | Membrane bioreactor sewage treatment device |
Non-Patent Citations (1)
| Title |
|---|
| 林静雯等: ""复合膜生物反应器处理采油废水的挂膜及污泥驯化"", 《安全与环境学报》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108017145A (en) * | 2017-12-15 | 2018-05-11 | 中国海洋大学 | The method that polymer-containing sewage in oil field is handled for the biosystem of carrier based on luffa |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171020 |
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| RJ01 | Rejection of invention patent application after publication |