CN112851052A - Automatic integrated OAO bioreactor - Google Patents
Automatic integrated OAO bioreactor Download PDFInfo
- Publication number
- CN112851052A CN112851052A CN202110312340.8A CN202110312340A CN112851052A CN 112851052 A CN112851052 A CN 112851052A CN 202110312340 A CN202110312340 A CN 202110312340A CN 112851052 A CN112851052 A CN 112851052A
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- CN
- China
- Prior art keywords
- tank
- sequencing batch
- pipe
- aeration pipe
- aerobic sedimentation
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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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- 238000005273 aeration Methods 0.000 claims abstract description 65
- 238000004062 sedimentation Methods 0.000 claims abstract description 62
- 238000012163 sequencing technique Methods 0.000 claims abstract description 60
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000000872 buffer Substances 0.000 claims abstract description 29
- 239000010802 sludge Substances 0.000 claims abstract description 20
- 239000000945 filler Substances 0.000 claims abstract description 13
- 238000005276 aerator Methods 0.000 claims abstract description 12
- 238000010992 reflux Methods 0.000 claims abstract description 12
- 239000007853 buffer solution Substances 0.000 claims abstract description 11
- 230000001105 regulatory effect Effects 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims description 14
- 239000010865 sewage Substances 0.000 description 20
- 238000000034 method Methods 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 239000006228 supernatant Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Images
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/42—Liquid level
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/44—Time
-
- 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
- C02F3/30—Aerobic and anaerobic processes
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses an automatic integrated OAO bioreactor, which comprises: the system comprises an aeration system, an anaerobic system, a sequencing batch aerobic sedimentation system, a regulating system and a buffer system; the aeration system comprises an air blower, a first aeration pipe, a second aeration pipe, a third aeration pipe, a fourth aeration pipe, a first delay pneumatic valve, a second delay pneumatic valve, a third delay pneumatic valve and a fourth delay pneumatic valve, wherein the air blower is connected with the first aeration pipe, the second aeration pipe, the third aeration pipe and the fourth aeration pipe, the anaerobic system comprises an anaerobic tank and a filler, the sequencing batch aerobic sedimentation system comprises a sequencing batch aerobic sedimentation tank, a sludge reflux valve, a drain valve and a reflux pipe, the regulating system comprises a regulating tank, an aerator and a lifting pipe, and the buffer system comprises a buffer tank, a water distributor and a water distributor.
Description
Technical Field
The invention relates to the technical field of bioreactors, in particular to an automatic integrated OAO bioreactor.
Background
With the continuous awareness of water resource shortage and serious water pollution, people gradually realize the importance of strengthening sewage treatment, in recent years, with the modernization process of Chinese agriculture and the increasing living standard of farmers, the treatment of rural domestic sewage becomes more and more complex, and the existing rural domestic sewage treatment equipment needs to invest a large amount of operators in the using process, so that the sewage treatment cost is high.
In view of the above, the present inventors have made extensive studies and intensive studies to solve the above problems, and as a result, the present invention has been developed and designed.
Disclosure of Invention
The invention aims to provide an automatic integrated OAO bioreactor which has simple structure, is convenient for sewage treatment and has low sewage treatment cost.
In order to achieve the purpose, the technical solution of the invention is as follows:
an automated integrated OAO bioreactor comprising: the system comprises an aeration system, an anaerobic system, a sequencing batch aerobic sedimentation system, a regulating system and a buffer system; the aeration system comprises an air blower, a first aeration pipe, a second aeration pipe, a third aeration pipe, a fourth aeration pipe, a first delay pneumatic valve, a second delay pneumatic valve, a third delay pneumatic valve and a fourth delay pneumatic valve, wherein the air blower is connected with the first aeration pipe, the second aeration pipe, the third aeration pipe and the fourth aeration pipe; the anaerobic system comprises an anaerobic tank and a filler contained in the anaerobic tank; the sequencing batch aerobic sedimentation system comprises a sequencing batch aerobic sedimentation tank, a sludge reflux valve, a drain valve and a reflux pipe, wherein a first air lifter is arranged on the reflux pipe, the tail end of a first aeration pipe is arranged in the sequencing batch aerobic sedimentation tank, the tail end of a second aeration pipe is connected with the first air lifter, the sequencing batch aerobic sedimentation tank is communicated with an anaerobic tank through the control of the sludge reflux valve, the sequencing batch aerobic sedimentation tank is arranged above a filler, and the drain valve is arranged on the side wall of the sequencing batch aerobic sedimentation tank through a pipeline; the adjusting system comprises an adjusting groove, an aerator and a lifting pipe, the aerator is arranged in the adjusting groove, the lifting pipe is provided with a second air stripper, the tail end of the third aeration pipe is connected to the second air stripper, the tail end of the fourth aeration pipe is connected with the aerator, and the tail end of the lifting pipe is arranged in the adjusting groove; the buffer system comprises a buffer tank, a water distributor and a water distributor, the water distributor is communicated with the water distributor and the buffer tank, the buffer tank is arranged above the adjusting tank, the water distributor is arranged in the anaerobic tank, the water distributor is arranged below the filler, and the backflow pipe is communicated with the sequencing batch aerobic sedimentation tank and the buffer tank.
And liquid level meters are respectively arranged in the sequencing batch aerobic sedimentation tank and the adjusting tank.
The bottom surface of the sequencing batch aerobic sedimentation tank is an inclined plane inclined from top to bottom, and the sludge reflux valve is arranged at the bottom of the inclined plane.
The adjusting tank is attached to the anaerobic tank.
The buffer tank is adjacent to the side wall of the sequencing batch aerobic sedimentation tank and is provided with a bent wall surface, and the bent wall surface extends to the sequencing batch aerobic sedimentation tank.
After the technical scheme is adopted, the aeration system, the anaerobic system, the sequencing batch aerobic sedimentation system, the regulating system and the buffer system are structurally designed to form an integral structure, the sequencing batch aerobic sedimentation tank is arranged above the anaerobic tank, the buffer tank is arranged above the regulating tank, the buffer tank is connected with the regulating tank through the lifting pipe, the buffer tank is connected with the sequencing batch aerobic sedimentation tank through the backflow pipe, the buffer tank is connected with the anaerobic tank through the water distribution pipe, and the sequencing batch aerobic sedimentation tank is connected with the anaerobic tank through the sludge backflow valve, so that the integral structure of the anaerobic sludge sedimentation tank is compact and simple, and the size is small; in addition, the first time-delay pneumatic valve, the second time-delay pneumatic valve, the third time-delay pneumatic valve and the fourth time-delay pneumatic valve are arranged, so that the working operation of the sewage treatment system can be controlled through time setting, the automation of the sewage treatment system can be realized, the investment of operators is reduced, and the sewage treatment cost is reduced and the sewage treatment becomes simple and convenient.
Drawings
FIG. 1 is a schematic structural view of the present invention, in which arrows indicate the sewage inflow direction.
[ notation ] to show
Blower 11 first aeration pipe 12
Second aeration pipe 13 and third aeration pipe 14
Second time-delay air-operated valve 17 and third time-delay air-operated valve 18
Fourth time-delay air-operated valve 19
Sequencing batch aerobic sedimentation system 3
Sequencing batch aerobic settling tank 31 sludge return valve 32
Inclined plane 311
Return pipe 34 of drain valve 33
Regulating system 4
Adjusting tank 41 aerator 42
Riser 43 second stripper 44
Buffer system 5
Bending wall 511
A liquid level gauge 6.
Detailed Description
To achieve the above objects and advantages, the present invention provides a novel and improved technical means and structure, which will be described in detail in connection with the preferred embodiments of the present invention.
Referring to FIG. 1, the present invention discloses an automated integrated OAO bioreactor, comprising: an aeration system 1, an anaerobic system 2, a sequencing batch aerobic sedimentation system 3, a regulating system 4 and a buffer system 5; the aeration system 1 comprises an air blower 11, a first aeration pipe 12, a second aeration pipe 13, a third aeration pipe 14, a fourth aeration pipe 15, a first delay pneumatic valve 16, a second delay pneumatic valve 17, a third delay pneumatic valve 18 and a fourth delay pneumatic valve 19, wherein the air blower 11 is connected with the first aeration pipe 12, the second aeration pipe 13, the third aeration pipe 14 and the fourth aeration pipe 15, the first delay pneumatic valve 16 is arranged on the first aeration pipe 12, the second delay pneumatic valve 17 is arranged on the second aeration pipe 13, the third delay pneumatic valve 18 is arranged on the third aeration pipe 14, and the fourth delay pneumatic valve 19 is arranged on the fourth aeration pipe 15; the anaerobic system 2 comprises an anaerobic tank 21 and a filler 22 accommodated in the anaerobic tank 21; the sequencing batch aerobic sedimentation system 3 comprises a sequencing batch aerobic sedimentation tank 31, a sludge return valve 32, a drain valve 33 and a return pipe 34, wherein a first air stripper 35 is arranged on the return pipe 34, the tail end of the first aeration pipe 12 is arranged in the sequencing batch aerobic sedimentation tank 31, the tail end of the second aeration pipe 13 is connected with the first air stripper 35, the sequencing batch aerobic sedimentation tank 31 is controlled by the sludge return valve 32 to be communicated with the anaerobic tank 21, the sequencing batch aerobic sedimentation tank 31 is arranged above the filler 22, and the drain valve 33 is arranged on the side wall of the sequencing batch aerobic sedimentation tank 31 through a pipeline; the adjusting system 4 comprises an adjusting tank 41, an aerator 42 and a lifting pipe 43, the aerator 42 is arranged in the adjusting tank 41, the lifting pipe 43 is provided with a second stripper 44, the tail end of the third aeration pipe 14 is connected to the second stripper 44, the tail end of the fourth aeration pipe 15 is connected with the aerator 42, and the tail end of the lifting pipe 43 is arranged in the adjusting tank 41; the buffer system 5 comprises a buffer tank 51, a water distributor 52 and a water distribution pipe 53, the water distribution pipe 53 is communicated with the water distributor 52 and the buffer tank 51, the buffer tank 51 is arranged above the adjusting tank 41, the water distributor 52 is arranged in the anaerobic tank 21, the water distributor 52 is arranged below the filler 22, the return pipe 34 is communicated with the sequencing batch aerobic sedimentation tank 31 and the buffer tank 51, wherein anaerobic microorganisms are arranged on the filler 22.
Therefore, the aeration system 1, the anaerobic system 2, the sequencing batch aerobic sedimentation system 3, the adjusting system 4 and the buffer system 5 are designed to be integrated, the sequencing batch aerobic sedimentation tank 31 is arranged above the anaerobic tank 21, the buffer tank 51 is arranged above the adjusting tank 41, the buffer tank 51 is connected with the adjusting tank 41 through the lifting pipe 43, the buffer tank 51 is connected with the sequencing batch aerobic sedimentation tank 31 through the return pipe 34, the buffer tank 51 is connected with the anaerobic tank 21 through the water distribution pipe 53, and the sequencing batch aerobic sedimentation tank 31 is connected with the anaerobic tank 21 through the sludge return valve 32, so that the whole structure of the invention is compact and simple, and the volume is small; in addition, the first time-delay pneumatic valve 16, the second time-delay pneumatic valve 17, the third time-delay pneumatic valve 18 and the fourth time-delay pneumatic valve 19 are arranged, so that the working operation of the sewage treatment system can be controlled by time setting, the automation of the sewage treatment system can be realized, the investment of operators is reduced, and the sewage treatment cost is reduced and the sewage treatment becomes simple and convenient.
Furthermore, a liquid level meter 6 can be respectively arranged in each of the sequencing batch aerobic sedimentation tank 31 and the adjusting tank 41, and the arrangement of the liquid level meter 6 facilitates the acquisition of the water levels in the sequencing batch aerobic sedimentation tank 31 and the adjusting tank 41, so as to timely treat the sewage in the sequencing batch aerobic sedimentation tank 31 and the adjusting tank 41.
Furthermore, the bottom surface of the sequencing batch aerobic sedimentation tank 31 can be an inclined plane 311 inclined from top to bottom, and the sludge return valve 32 is disposed at the bottom of the inclined plane 311, so that the sludge in the sequencing batch aerobic sedimentation tank 31 can be completely collected at the bottom of the inclined plane 311, and the sludge can flow back into the anaerobic tank 21 by opening the sludge return valve 32, wherein when the anaerobic tank 21 is full, the sewage can overflow into the sequencing batch aerobic sedimentation tank 31 for treatment, i.e. the sewage in the anaerobic tank 21 can overflow into the sequencing batch aerobic sedimentation tank 31.
Then, in order to reduce the volume of the present invention, the adjustment tank 41 and the anaerobic tank 21 may be disposed adjacent to each other.
Further, the buffer tank 51 may be formed with a bent wall 511 adjacent to the side wall of the sequencing batch aerobic sedimentation tank 31, and the bent wall 511 extends to the sequencing batch aerobic sedimentation tank 31 to facilitate the introduction of the sewage overflowing the buffer tank 51 into the sequencing batch aerobic sedimentation tank 31 for treatment.
In summary, in the present invention, during actual operation, the adjusting tank 41 is filled with water, the liquid level meter 6 located in the adjusting tank 41 senses the liquid level in the adjusting tank 41, when the liquid level reaches one third of the height of the adjusting tank 41, the blower 11 is started, the fourth time-delay pneumatic valve 19 is turned on after the blower 11 is started for 2s, the aerator 42 is enabled to blow air into the adjusting tank 41 for aeration, and after the blower is started for 10min, the third time-delay pneumatic valve 18 is turned on, the second air stripper 44 lifts the water in the adjusting tank 41 to the buffer tank 51 through the lifting pipe 43; when the liquid level in the buffer tank 51 is full of the water distribution pipe 53, the liquid flows into the water distribution pipe 53 by self-flow, and is distributed into the anaerobic tank 21 by the water distributor 52, and anaerobic microorganisms are attached to the filler 22, so that in the process of distributing water to the anaerobic tank 21 by the water distributor 52, sewage is fully contacted with the anaerobic microorganisms on the filler 22, and the anaerobic tank 21 enables the water to flow into the sequencing batch aerobic sedimentation tank 31 by an overflow mode; when the liquid level meter 6 in the sequencing batch aerobic sedimentation tank 31 detects that the liquid level reaches the height of one half of the tank body, the first delay pneumatic valve 16 is started to aerate the sequencing batch aerobic sedimentation tank 31, the second delay pneumatic valve 17 is started simultaneously to enable aerobic nitrification liquid to flow back into the buffer tank 51 through the return pipe 34, after 1 hour of aeration, the first delay pneumatic valve 16 is closed, the sequencing batch aerobic sedimentation tank 31 performs solid-liquid separation through sedimentation, after 1 hour of sedimentation, the drain valve 33 is started to discharge supernatant in the sequencing batch aerobic sedimentation tank 31, after the supernatant is discharged, the sludge return valve 32 is started to enable sludge to flow back into the anaerobic tank 21, and after 3 minutes, the sludge return valve 32 is closed.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. Therefore, the scope of the present invention should not be limited to the embodiments disclosed, but includes various alternatives and modifications without departing from the present invention, which are encompassed by the claims.
Claims (5)
1. An automated integrated OAO bioreactor, comprising: the system comprises an aeration system, an anaerobic system, a sequencing batch aerobic sedimentation system, a regulating system and a buffer system;
the aeration system comprises an air blower, a first aeration pipe, a second aeration pipe, a third aeration pipe, a fourth aeration pipe, a first delay pneumatic valve, a second delay pneumatic valve, a third delay pneumatic valve and a fourth delay pneumatic valve, wherein the air blower is connected with the first aeration pipe, the second aeration pipe, the third aeration pipe and the fourth aeration pipe;
the anaerobic system comprises an anaerobic tank and a filler contained in the anaerobic tank;
the sequencing batch aerobic sedimentation system comprises a sequencing batch aerobic sedimentation tank, a sludge reflux valve, a drain valve and a reflux pipe, wherein a first air lifter is arranged on the reflux pipe, the tail end of a first aeration pipe is arranged in the sequencing batch aerobic sedimentation tank, the tail end of a second aeration pipe is connected with the first air lifter, the sequencing batch aerobic sedimentation tank is communicated with an anaerobic tank through the control of the sludge reflux valve, the sequencing batch aerobic sedimentation tank is arranged above a filler, and the drain valve is arranged on the side wall of the sequencing batch aerobic sedimentation tank through a pipeline;
the adjusting system comprises an adjusting groove, an aerator and a lifting pipe, the aerator is arranged in the adjusting groove, the lifting pipe is provided with a second air stripper, the tail end of the third aeration pipe is connected to the second air stripper, the tail end of the fourth aeration pipe is connected with the aerator, and the tail end of the lifting pipe is arranged in the adjusting groove;
the buffer system comprises a buffer tank, a water distributor and a water distributor, the water distributor is communicated with the water distributor and the buffer tank, the buffer tank is arranged above the adjusting tank, the water distributor is arranged in the anaerobic tank, the water distributor is arranged below the filler, and the backflow pipe is communicated with the sequencing batch aerobic sedimentation tank and the buffer tank.
2. The automated integrated OAO bioreactor of claim 1, wherein: and liquid level meters are respectively arranged in the sequencing batch aerobic sedimentation tank and the adjusting tank.
3. The automated integrated OAO bioreactor of claim 1, wherein: the bottom surface of the sequencing batch aerobic sedimentation tank is an inclined plane inclined from top to bottom, and the sludge reflux valve is arranged at the bottom of the inclined plane.
4. An automated integrated OAO bioreactor according to any one of claims 1 to 3 wherein: the adjusting tank is attached to the anaerobic tank.
5. An automated integrated OAO bioreactor according to any one of claims 1 to 3 wherein: the buffer tank is adjacent to the side wall of the sequencing batch aerobic sedimentation tank and is provided with a bent wall surface, and the bent wall surface extends to the sequencing batch aerobic sedimentation tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110312340.8A CN112851052A (en) | 2021-03-24 | 2021-03-24 | Automatic integrated OAO bioreactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110312340.8A CN112851052A (en) | 2021-03-24 | 2021-03-24 | Automatic integrated OAO bioreactor |
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| Publication Number | Publication Date |
|---|---|
| CN112851052A true CN112851052A (en) | 2021-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110312340.8A Pending CN112851052A (en) | 2021-03-24 | 2021-03-24 | Automatic integrated OAO bioreactor |
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| Country | Link |
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| CN (1) | CN112851052A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115818839A (en) * | 2022-11-30 | 2023-03-21 | 山东大学 | Rural sewage integrated treatment device and method suitable for various water qualities |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990065772A (en) * | 1998-01-16 | 1999-08-05 | 박호군 | Intermittent long-term aeration process |
| CN102050544A (en) * | 2009-11-02 | 2011-05-11 | 中国石化集团宁波工程有限公司 | Treatment method for high-concentration organic wastewater and device used thereby |
| KR101102536B1 (en) * | 2011-06-21 | 2012-01-04 | 제이에이건설주식회사 | Sequencing batch reactor apparatus using aeration-mixing-liquid transfer device and method of treating wastewater using thereit |
| CN103288304A (en) * | 2013-06-28 | 2013-09-11 | 哈尔滨工业大学 | Method of treating high ammonia nitrogen wastewater through AO2 |
| CN203946953U (en) * | 2014-07-01 | 2014-11-19 | 南京宏博环保实业有限公司 | A kind of compound sequence batch (membrane biological reaction apparatus |
| CN203976479U (en) * | 2014-06-25 | 2014-12-03 | 广州嘉康环保技术有限公司 | A kind of pig farm integrated equipment for sewage treatment |
| CN214990973U (en) * | 2021-03-24 | 2021-12-03 | 厦门中创水务有限公司 | Automatic integrated OAO bioreactor |
-
2021
- 2021-03-24 CN CN202110312340.8A patent/CN112851052A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR19990065772A (en) * | 1998-01-16 | 1999-08-05 | 박호군 | Intermittent long-term aeration process |
| CN102050544A (en) * | 2009-11-02 | 2011-05-11 | 中国石化集团宁波工程有限公司 | Treatment method for high-concentration organic wastewater and device used thereby |
| KR101102536B1 (en) * | 2011-06-21 | 2012-01-04 | 제이에이건설주식회사 | Sequencing batch reactor apparatus using aeration-mixing-liquid transfer device and method of treating wastewater using thereit |
| CN103288304A (en) * | 2013-06-28 | 2013-09-11 | 哈尔滨工业大学 | Method of treating high ammonia nitrogen wastewater through AO2 |
| CN203976479U (en) * | 2014-06-25 | 2014-12-03 | 广州嘉康环保技术有限公司 | A kind of pig farm integrated equipment for sewage treatment |
| CN203946953U (en) * | 2014-07-01 | 2014-11-19 | 南京宏博环保实业有限公司 | A kind of compound sequence batch (membrane biological reaction apparatus |
| CN214990973U (en) * | 2021-03-24 | 2021-12-03 | 厦门中创水务有限公司 | Automatic integrated OAO bioreactor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115818839A (en) * | 2022-11-30 | 2023-03-21 | 山东大学 | Rural sewage integrated treatment device and method suitable for various water qualities |
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