CN109292968A - An integrated sewage treatment device for a polyaluminum chloride-enhanced aerobic granular sludge membrane bioreactor - Google Patents
An integrated sewage treatment device for a polyaluminum chloride-enhanced aerobic granular sludge membrane bioreactor Download PDFInfo
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- CN109292968A CN109292968A CN201811255480.0A CN201811255480A CN109292968A CN 109292968 A CN109292968 A CN 109292968A CN 201811255480 A CN201811255480 A CN 201811255480A CN 109292968 A CN109292968 A CN 109292968A
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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
- C02F3/1205—Particular type of activated sludge processes
- C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
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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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Analytical Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Biological Treatment Of Waste Water (AREA)
- Activated Sludge Processes (AREA)
Abstract
本发明提供了一种聚合氯化铝强化型好氧颗粒污泥膜生物反应器的一体化污水处理装置。本装置主要原理如下：装置主体为圆柱形，分为内外两层结构。外层为好氧颗粒污泥反应区，内层为膜分离区。另外装置主体外部悬挂聚合氯化铝溶液池。连续流污水从外层底部进水管进入，经过外层好氧颗粒污泥微生物降解作用去除污染物后，流入内层膜分离区，经过膜滤再次处理后达标排放。同时向外层投加聚合氯化铝，保证好氧颗粒污泥结构稳定性。本装置具有处理高浓度生活废水的能力，可广泛适用于各类分散式污水处理场合，可比例放缩制造生产，具有良好的推广应用前景。
The invention provides an integrated sewage treatment device of a polyaluminum chloride-enhanced aerobic granular sludge membrane bioreactor. The main principle of the device is as follows: the main body of the device is cylindrical, and it is divided into two layers: inner and outer. The outer layer is the aerobic granular sludge reaction zone, and the inner layer is the membrane separation zone. In addition, a polyaluminum chloride solution pool is suspended outside the main body of the device. The continuous flow sewage enters from the water inlet pipe at the bottom of the outer layer. After the pollutants are removed by the microbial degradation of the outer layer of aerobic granular sludge, it flows into the inner layer membrane separation zone, and is reprocessed by membrane filtration and then discharged up to the standard. At the same time, polyaluminum chloride is added to the outer layer to ensure the structural stability of the aerobic granular sludge. The device has the ability to treat high-concentration domestic wastewater, can be widely used in various decentralized sewage treatment occasions, can be scaled for manufacturing and production, and has good promotion and application prospects.
Description
Technical field
The present invention relates to a kind of devices of decentralized type sewage processing.
Background technique
Samll cities and towns' decentralized type sewage is usually difficult due to the features such as greatly, being not easy centralized collection processing with water quality and quantity fluctuation
To supervise control, causes sewage to dissipate and arrange in line, serious pollution of ecological environment.
Summary of the invention
The object of the present invention is to provide a kind of one of aluminium polychloride enhanced type aerobic granular sludge membrane bioreactor
Change sewage-treatment plant, it is characterised in that: including reactor body, intake pump, dosing pump, aluminium polychloride liquid storage tank, micropore
Aeration head, air compressor machine, three phase separator, hollow honeycomb pipe, membrane separation zone, membrane module, boring aeration pipe, the tapered area Chu Ni, row
Dredge pump, suction filter pump, reaction zone.
The reactor body includes the inner cylinder and a ring that a bottom is the tapered area Chu Ni of closing, upper end opening
Around the outer cylinder of inner cylinder.The outer cylinder upper end opening, lower end closed.The outer tube wall of the outer cylinder is higher than the inner tube wall of inner cylinder.
The inner cavity of the outer cylinder is aerobic particle mud reaction zone.The inner cavity of the inner cylinder is membrane separation zone.
Treatment sewage sewage is continuously introduced into outer layer aerobic particle mud reaction zone by intake pump.
The outer wall suspension polymerisation liquor alumini chloridi pond of the outer tube wall.Dosing pump is by the polymerization in aluminium polychloride liquid storage tank
Liquor alumini chloridi delivers into outer layer aerobic particle mud reaction zone.
The aerobic particle mud reaction zone fills hollow honeycomb pipe.The bottom of the hollow honeycomb bottom of the tube and outer cylinder it
Between have distance.Several micro porous aeration heads are set below the hollow honeycomb pipe.
Three phase separator is arranged in the top of the aerobic particle mud reaction zone.The three phase separator include straight-through portion,
Tapered portion, annular flange I and annular flange II.
The annular flange I and annular flange II is separately positioned on the inner wall of the outer tube wall and the outer wall of inner tube wall, and two
Person is concordant, and is located at the top of hollow honeycomb pipe.The conical section is fixed on the top of annular flange I and annular flange II, is
The annular cover of one opening diameter from large to small.Straight-through section is transitioned into above the conical section.The straight-through section is one
Upper end opening, lower end and the identical circular cylinder of conical section.Opening was port above the straight-through section, the conical section lower end
The gap between gap and the conical section lower end and annular flange II between annular flange I was the mouth of a river.Described three
Region on the outside of phase separator is clear water zone.
Membrane module is installed inside the membrane separation zone.Setting boring aeration pipe is membrane module aeration punching below the membrane module
Brush, membrane module driving power are provided by suction filter pump.The boring aeration pipe is located above the tapered area Chu Ni.The tapered area Chu Ni
Interior sludge is discharged by sludge pump.Clear water zone overflow enter the sewage of membrane separation zone after membrane module filters qualified discharge or
Treated sewage reusing.
Further, the treatment sewage is from leading portion resident or distributing septic tank.
Further, air compressor machine provides air for micro porous aeration head and boring aeration pipe.
Further, it is tip that the bottom of the outer cylinder, which is gradually received, i.e., in terms of shaft section, the outer cylinder bottom is taper.
Invention additionally discloses a kind of sewage water treatment methods based on above-mentioned apparatus, which comprises the following steps:
1) sewage in leading portion resident or distributing septic tank is continuously introduced into the reaction of outer layer aerobic particle mud by intake pump
Area.
2) it is good to be delivered into outer layer at regular time and quantity by dosing pump for the polymeric aluminum chlorides solution in aluminium polychloride liquid storage tank
Oxygen granule sludge reaction zone.
3) micro porous aeration head of outer layer aerobic particle mud reaction zone bottom is connected with air compressor machine, provides sky for reaction zone
Gas.
Air in outer reaction area is discharged via port was passed through after three phase separator gas-water separation.
Sewage is after the enhanced type aerobic grain processing in reaction zone, via passing through after three phase separator mud-water separation
The mouth of a river enters clear water zone, and then overflow enters internal layer membrane separation zone.
4) boring aeration pipe of membrane module lower part is that membrane module aeration washes away.
Overflow enters the sewage of membrane separation zone qualified discharge or Treated sewage reusing after membrane module filters.
5) the intercepted excess sludge of filtering is precipitated to the tapered area Chu Ni of membrane separation zone lower part, and excess sludge is via spoil disposal
Pump discharge.
Apparatus of the present invention equipment has the ability of processing various concentration sewage, due to adding aluminium polychloride, so that aerobic
The enhancing of granule sludge structural stability, on the one hand reduces the suspended solid that outer layer enters internal layer, on the other hand ensure that aerobic
Granule sludge is not easy to disintegrate in longtime running, whole system stable operation, to the pollutants removal rates such as suspended solid height.Together
When, the present apparatus is not influenced by size, and the part in addition to design size in claims can carry out scale, can be located
Manage 0.1-10000m3The sewage of/d flow is applicable in all kinds of separated practices scenes.
Detailed description of the invention
Fig. 1 is the facing structure signal of aluminium polychloride enhanced type aerobic granular sludge membrane biofilm reactor of the present invention
Figure；
Fig. 2 is that the vertical view top structure of aluminium polychloride enhanced type aerobic granular sludge membrane biofilm reactor of the present invention shows
It is intended to；
Fig. 3 is the vertical view middle section knot of aluminium polychloride enhanced type aerobic granular sludge membrane biofilm reactor of the present invention
Structure schematic diagram.
In figure: resident or distributing septic tank (1), reactor body (S), outer tube wall (S1), inner tube wall (S2), intake pump
(2), dosing pump (3), aluminium polychloride liquid storage tank (4), micro porous aeration head (5), air compressor machine (6), three phase separator (7), straight-through
Section (701), annular flange I (703), annular flange II (704), clear water zone (8), crosses port (9), crosses the mouth of a river conical section (702)
(10), hollow honeycomb pipe (11), membrane separation zone (12), membrane module (13), boring aeration pipe (14), the tapered area Chu Ni (15), row
Dredge pump (16), suction filter pump (17), aerobic particle mud reaction zone (18).
Specific embodiment
Below with reference to embodiment, the invention will be further described, but should not be construed the above-mentioned subject area of the present invention only
It is limited to following embodiments.Without departing from the idea case in the present invention described above, according to ordinary skill knowledge and used
With means, various replacements and change are made, should all include within the scope of the present invention.
Embodiment 1:
A kind of integrated sewage treating apparatus of aluminium polychloride enhanced type aerobic granular sludge membrane bioreactor, it is special
Sign is: including reactor body S, intake pump 2, dosing pump 3, aluminium polychloride liquid storage tank 4, micro porous aeration head 5, air compressor machine 6,
Three phase separator 7, hollow honeycomb pipe 11, membrane separation zone 12, membrane module 13, boring aeration pipe 14, the tapered area Chu Ni 15, sludge pump
16, suction filter pump 17, reaction zone 18.
The reactor body S includes that a bottom is that (tapered bottom angled angle is A=in the closing tapered area Chu Ni 15
30-75 °), the inner cylinder and an outer cylinder around inner cylinder of upper end opening.The outer cylinder upper end opening, lower end closed.Institute
State inner tube wall S2 high of the outer tube wall S1 than inner cylinder of outer cylinder.
The inner cavity of the outer cylinder is aerobic particle mud reaction zone 18.In embodiment, outer layer aerobic particle mud reaction zone
Total high and inner width ratio is 0.5:1-10:1.The inner cavity of the inner cylinder is membrane separation zone 12.12 total height of membrane separation zone and internal diameter
Ratio is 0.5:1-10:1.
Treatment sewage sewage is continuously introduced into outer layer aerobic particle mud reaction zone 18 by intake pump 2.The dirt to be processed
Water is from leading portion resident or distributing septic tank 1.
The outer wall suspension polymerisation liquor alumini chloridi pond 4 of the outer tube wall S1.Dosing pump 3 will be in aluminium polychloride liquid storage tank 4
Polymeric aluminum chlorides solution deliver into outer layer aerobic particle mud reaction zone 18.
The aerobic particle mud reaction zone 18 fills hollow honeycomb pipe 11.11 bottom of hollow honeycomb pipe and outer cylinder
There is distance between bottom.In embodiment, the circumscribed circle of honeycomb duct 11 is directly 2-50cm, and honeycomb duct height is with circumscribed circle ratio
5:1-30:1 places the a=10-120cm suitable for reading from tapered bottom of honeycomb duct 11, from three-phase separate according to actual treatment water quantity regulation
From 7 lower part b=10-120cm of device.Several micro porous aeration heads 5 are set below the hollow honeycomb pipe 11.It is worth noting that institute
It is tip that the bottom for stating outer cylinder, which is gradually received, i.e., in terms of shaft section, the outer cylinder bottom is taper, and tapered bottom angled angle is A
=30-75 °.
Three phase separator 7 is arranged in the top of the aerobic particle mud reaction zone 18.The three phase separator 7 includes straight-through
Portion 701, tapered portion 702, annular flange I703 and annular flange II704.
The annular flange I703 and annular flange II704 is separately positioned on the inner wall and inner tube wall S2 of the outer tube wall S1
Outer wall, the two is concordant, and be located at hollow honeycomb pipe 11 top.The conical section 702 is fixed on annular flange I703 and ring
The top of shape flange II704 is the annular cover of an opening diameter from large to small.The top of the conical section 702 is transitioned into
Straight-through section 701.The straight-through section 701 is a upper end opening, lower end and the identical circular cylinder of conical section 702.It is described straight-through
701 top openings of section were port 9, gap and the taper between 702 lower end of conical section and annular flange I703
Gap between 702 lower ends of section and annular flange II704 was the mouth of a river 10.The region in 7 outside of three phase separator is clear water
Area 8.In embodiment, 10 bore e=2-50cm of the mouth of a river is crossed, clear water zone (8) are highly c=30-120cm.Cross 9 bore d=of port
2-50cm。
Membrane module 13 is installed inside the membrane separation zone 12.It is film group that boring aeration pipe 14 is arranged below the membrane module 13
The aeration of part 13 washes away, and membrane module driving power is provided by suction filter pump 17.Air compressor machine 6 is micro porous aeration head 5 and boring aeration pipe 14
Air is provided.The film type of above-mentioned membrane module 13 is selected from plate membrane, rolled film or curtain type membrane.
The boring aeration pipe 14 is located at tapered 15 top of the area Chu Ni.Sludge in the tapered area Chu Ni 15 passes through spoil disposal
16 discharge of pump.8 overflow of clear water zone enters the sewage of membrane separation zone 12 qualified discharge or Treated sewage reusing after the filtering of membrane module 13.
Embodiment 2:
The present embodiment is the sewage water treatment method using 1 described device of embodiment, which comprises the following steps:
1) it is anti-to be continuously introduced into outer layer aerobic particle mud by intake pump 2 for the sewage in leading portion resident or distributing septic tank 1
Answer area 18.
2) polymeric aluminum chlorides solution in aluminium polychloride liquid storage tank 4 is delivered into outer layer at regular time and quantity by dosing pump 3
Aerobic particle mud reaction zone 18.The ratio of polymeric aluminum chlorides solution dosage and processing sewage quantity is 5-500mg (polyaluminium
Aluminium)/L (water inlet), regulated and controled according to influent quality.
3) micro porous aeration head 5 of 18 bottom of outer layer aerobic particle mud reaction zone is connected with air compressor machine 6, mentions for reaction zone 18
For air.Air aeration amount makes gas upflow velocity 0.5-3.5cm/s.
Air in outer reaction area 18 is discharged via port 9 was passed through after 7 gas-water separation of three phase separator.
Sewage is after the enhanced type aerobic grain processing in reaction zone, via passing through after 7 mud-water separation of three phase separator
It crosses the mouth of a river 10 and enters clear water zone 8, then overflow enters internal layer membrane separation zone 12.
4) boring aeration pipe 14 of 13 lower part of membrane module is that the aeration of membrane module 13 washes away.The aeration intensity of boring aeration pipe 14
Controlling tolerance and water flow ratio is 10:1-100:1, according to actual treatment water quantity regulation.
Overflow enters the sewage of membrane separation zone 12 qualified discharge or Treated sewage reusing after the filtering of membrane module 13.
5) the intercepted excess sludge of filtering is precipitated to the tapered area Chu Ni 15 of 12 lower part of membrane separation zone, excess sludge via
Sludge pump 16 discharges.
Claims (5)
1. a kind of integrated sewage treating apparatus of aluminium polychloride enhanced type aerobic granular sludge membrane bioreactor, feature
It is: including the reactor body (S), intake pump (2), dosing pump (3), aluminium polychloride liquid storage tank (4), micro porous aeration head
(5), air compressor machine (6), three phase separator (7), hollow honeycomb pipe (11), membrane separation zone (12), membrane module (13), boring aeration pipe
(14), the tapered area Chu Ni (15), sludge pump (16), suction filter pump (17), reaction zone (18).
The reactor body (S) includes that a bottom be to close the tapered area Chu Ni (15), the inner cylinder of upper end opening and one
Around the outer cylinder of inner cylinder；The outer cylinder upper end opening, lower end closed；Inner tube wall of the outer tube wall (S1) of the outer cylinder than inner cylinder
(S2) high；
The inner cavity of the outer cylinder is aerobic particle mud reaction zone (18).The inner cavity of the inner cylinder is membrane separation zone (12)；
Treatment sewage is accomplished continuously or intermittently sent into outer layer aerobic particle mud reaction zone (18) by intake pump (2)；
The outer wall suspension polymerisation liquor alumini chloridi pond (4) of the outer tube wall (S1)；Dosing pump (3) is by aluminium polychloride liquid storage tank
(4) polymeric aluminum chlorides solution in delivers into outer layer aerobic particle mud reaction zone (18)；
The aerobic particle mud reaction zone (18) fills hollow honeycomb pipe (11)；Hollow honeycomb pipe (11) bottom and outer cylinder
Bottom between have distance；Several micro porous aeration heads (5) are set below the hollow honeycomb pipe (11)；
Three phase separator (7) are arranged in the top of the aerobic particle mud reaction zone (18)；The three phase separator (7) includes straight
Logical portion (701), tapered portion (702), annular flange I (703) and annular flange II (704)；
The annular flange I (703) and annular flange II (704) are separately positioned on the inner wall and inner tube wall of the outer tube wall (S1)
(S2) outer wall, the two is concordant, and is located at the top of hollow honeycomb pipe (11)；The conical section (702) is fixed on annular flange I
It (703) and the top of annular flange II (704), is the annular cover of an opening diameter from large to small；The conical section (702)
Top be transitioned into straight-through section (701)；The straight-through section (701) is that a upper end opening, lower end and conical section (702) are identical
Circular cylinder；Opening was port (9) above the straight-through section (701), conical section (702) lower end and annular flange I
(703) gap between gap and the conical section (702) lower end and annular flange II (704) between was the mouth of a river
(10)；Region on the outside of the three phase separator (7) is clear water zone (8)；
Membrane module (13) are installed inside the membrane separation zone (12)；Boring aeration pipe (14) are arranged below the membrane module (13) is
Membrane module (13) aeration washes away, and membrane module drives power to be provided by suction filter pump (17).The boring aeration pipe (14) is located at tapered
Above the area Chu Ni (15)；Sludge in the tapered area Chu Ni (15) is discharged by sludge pump (16)；Clear water zone (8) overflow enters
The sewage of membrane separation zone (12) qualified discharge or Treated sewage reusing after membrane module (13) are filtered.
2. a kind of integration of aluminium polychloride enhanced type aerobic granular sludge membrane bioreactor according to claim 1
Sewage-treatment plant, it is characterised in that: the treatment sewage is from leading portion resident or distributing septic tank (1).
3. the one of a kind of aluminium polychloride enhanced type aerobic granular sludge membrane bioreactor according to claim 1 or 2
Body sewage-treatment plant, it is characterised in that: air compressor machine (6) is micro porous aeration head (5) and boring aeration pipe (14) provides air.
4. the one of a kind of aluminium polychloride enhanced type aerobic granular sludge membrane bioreactor according to claim 1 or 3
Body sewage-treatment plant, it is characterised in that: gradually receive as tip, i.e., in terms of shaft section, the outer cylinder bottom of the outer cylinder
Bottom is taper.
5. a kind of sewage water treatment method based on 1~4 any one claim described device, which is characterized in that including following
Step:
1) it is anti-to be continuously introduced into outer layer aerobic particle mud by intake pump (2) for the sewage in leading portion resident or distributing septic tank (1)
Answer area (18)；
2) polymeric aluminum chlorides solution in aluminium polychloride liquid storage tank (4) is delivered into outer layer at regular time and quantity by dosing pump (3)
Aerobic particle mud reaction zone (18)；
3) micro porous aeration head (5) of outer layer aerobic particle mud reaction zone (18) bottom is connected with air compressor machine (6), is reaction zone
(18) air is provided；
Air in outer reaction area (18) is discharged via port (9) were passed through after three phase separator (7) gas-water separation；
Sewage is after the enhanced type aerobic grain processing in reaction zone, via passing through after three phase separator (7) mud-water separation
The mouth of a river (10) enters clear water zone (8), and then overflow enters internal layer membrane separation zone (12)；
4) boring aeration pipe (14) of membrane module (13) lower part is that membrane module (13) aeration washes away；
Overflow enters the sewage of membrane separation zone (12) qualified discharge or Treated sewage reusing after membrane module (13) filtering；
5) the intercepted excess sludge of filtering is precipitated to the tapered area Chu Ni (15) of membrane separation zone (12) lower part, excess sludge via
Sludge pump (16) discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811255480.0A CN109292968B (en) | 2018-10-26 | 2018-10-26 | Integrated sewage treatment device of polyaluminium chloride reinforced aerobic granular sludge membrane bioreactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811255480.0A CN109292968B (en) | 2018-10-26 | 2018-10-26 | Integrated sewage treatment device of polyaluminium chloride reinforced aerobic granular sludge membrane bioreactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109292968A true CN109292968A (en) | 2019-02-01 |
| CN109292968B CN109292968B (en) | 2020-10-30 |
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ID=65158827
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811255480.0A Active CN109292968B (en) | 2018-10-26 | 2018-10-26 | Integrated sewage treatment device of polyaluminium chloride reinforced aerobic granular sludge membrane bioreactor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110577277A (en) * | 2019-09-12 | 2019-12-17 | 重庆大学 | Polyaluminum Chloride Enhanced Aerobic Granular Sludge Inclined Tube Reactor and Its Application Method |
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| CN102491521A (en) * | 2011-12-30 | 2012-06-13 | 哈尔滨工业大学 | Integrated sewage treatment device of membrane bioreactor and sewage treatment method |
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2018
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| CN102491521A (en) * | 2011-12-30 | 2012-06-13 | 哈尔滨工业大学 | Integrated sewage treatment device of membrane bioreactor and sewage treatment method |
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| CN106179512A (en) * | 2016-07-15 | 2016-12-07 | 东华大学 | BIO UNIOUT efficient biochemical water purification catalyst and application thereof |
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| CN110577277A (en) * | 2019-09-12 | 2019-12-17 | 重庆大学 | Polyaluminum Chloride Enhanced Aerobic Granular Sludge Inclined Tube Reactor and Its Application Method |
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