CN109354192A - A kind of method and system of sanitary sewage disposal - Google Patents
A kind of method and system of sanitary sewage disposal Download PDFInfo
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- CN109354192A CN109354192A CN201811501597.2A CN201811501597A CN109354192A CN 109354192 A CN109354192 A CN 109354192A CN 201811501597 A CN201811501597 A CN 201811501597A CN 109354192 A CN109354192 A CN 109354192A
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- pond
- aerobic tank
- sewage
- anaerobic pond
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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
- C02F3/30—Aerobic and anaerobic processes
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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
- C02F3/121—Multistep treatment
-
- 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
- C02F3/286—Anaerobic digestion processes including two or more steps
-
- 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
- C02F3/308—Biological phosphorus removal
-
- 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
- C02F2101/10—Inorganic compounds
- C02F2101/105—Phosphorus compounds
-
- 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
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- 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
-
- 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
-
- 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)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The present invention relates to a kind of method and system of sanitary sewage disposal, this method includes that sewage is divided into two parts;First part's sewage sequentially enters level-one anaerobic pond, level-one anoxic pond and level-one aerobic tank and carries out biochemical reaction processing;The sewage and second part sewage handled by biochemical reaction sequentially enters secondary anaerobic pond, second level anoxic pond and second level aerobic tank and carries out biochemical reaction processing;Treated that sewage is handled by MBR equipment for second level aerobic tank, is then discharged out.Using technical solution of the present invention, using effect is good, can ensure that sanitary sewage disposal effect reaches higher standard.
Description
Technical field
The present invention relates to water-treatment technology field more particularly to a kind of method and systems of useless sanitary sewage disposal.
Background technique
As sewage drainage standard is continuously improved, society is more next to the denitrogenation dephosphorizing efficiency requirements of sewage treatment unit
It is higher.Industry mostly uses A at present2The biochemical denitrification dephosphorization technique of/O, A2/ O technique is substantially former to denitrogenation dephosphorizing in continuous intensification
It is proposed on the basis of reason cognition, by anaerobic pond (releasing phosphorus), anoxic pond (denitrification denitrogenation), aerobic tank, (removal is remaining can for it
Biodegradable organic matter, aerobic nitrification generate NO3--N, aerobic absorption phosphate etc.) and secondary settling tank (mud-water separation) composition,
Structure is simple and hydraulic detention time is relatively short.
But due to A2/ O technique is single sludge system, nitrification, denitrification, suction involved in biological carbon and phosphorous removal at the same time
Phosphorus and a variety of different biochemical reaction process such as phosphorus are released, to obtain denitrogenation simultaneously in such a single system and remove
The effect of phosphorus necessarily will cause the decline of denitrogenation dephosphorizing efficiency, existing level-one A2The biochemical denitrification dephosphorization technique of/O is very
Difficulty reaches the requirement of new discharge standard.
Summary of the invention
To solve problems of the prior art, the embodiment of the present invention provides a kind of method of sanitary sewage disposal and is
System, can ensure that sanitary sewage disposal effect reaches higher standard.
One side according to an embodiment of the present invention provides a kind of method of sanitary sewage disposal, comprising the following steps:
Sewage is divided into two parts;
First part's sewage sequentially enters level-one anaerobic pond, level-one anoxic pond and level-one aerobic tank and carries out at biochemical reaction
Reason;
The sewage and second part sewage handled by biochemical reaction sequentially enters secondary anaerobic pond, second level anoxic pond and two
Grade aerobic tank carries out biochemical reaction processing;
Treated that sewage is handled by MBR equipment for second level aerobic tank, is then discharged out.
Further, according to water quality situation, by sewage by being divided into two different parts of flow with water pond.
Further, by the blade of horizontal mixer to level-one anaerobic pond, level-one anoxic pond, secondary anaerobic pond and second level
Anoxic pond is stirred, and prevents activated sludge sediment.
Further, nitrification liquid flows back into level-one anaerobic pond in level-one aerobic tank, and nitrification liquid flows back into second level aerobic tank
Secondary anaerobic pond.
On the other hand the embodiment of the present invention additionally provides a kind of system of sanitary sewage disposal, including detest with water pond, level-one
Oxygen pond, level-one anoxic pond, level-one aerobic tank, secondary anaerobic pond, second level anoxic pond and second level aerobic tank, second level aerobic tank are provided with
MBR equipment, the level-one anaerobic pond, level-one anoxic pond, level-one aerobic tank, secondary anaerobic pond, second level anoxic pond and second level are aerobic
Pond is sequentially connected,
It is used for water pond according to water quality situation, sewage is divided into two different parts of flow, first part's sewage flows into
Level-one anaerobic pond, second part sewage flow into secondary anaerobic pond;
Level-one anaerobic pond, level-one anoxic pond and level-one aerobic tank are used to carry out biochemical reaction processing to first part's sewage,
And flow into secondary anaerobic pond;
Secondary anaerobic pond, second level anoxic pond and second level aerobic tank are used to flow into second part sewage and from level-one aerobic tank
Sewage carry out biochemical reaction processing;
MBR equipment is used to carry out separating treatment to second level aerobic tank treated sewage and be discharged.
It further include horizontal mixer, the horizontal mixer further comprises speed reducer, motor, horizontal axis and blade, described
Speed reducer and motor are connect with the horizontal axis, and for driving the horizontal axis, the horizontal axis is lacked through the level-one anaerobic pond, level-one
Oxygen pond, secondary anaerobic pond and second level anoxic pond, the blade are fixed with the horizontal axis, and the blade is separately mounted to level-one anaerobism
Pond, level-one anoxic pond, secondary anaerobic pond and second level anoxic pond prevent activated sludge sediment for carrying out hydraulic mixing.
The water pond of matching further comprises a water inlet, two discharge outlet, stationary barrier and moveable bulkhead, and is arranged
9 moveable bulkhead slots adjust the stream of two discharge outlet by changing moveable bulkhead in the position of moveable bulkhead slot
Amount.
Further, level-one aerobic tank and second level aerobic tank are provided with aerator.
The technical solution that the embodiment of the present invention provides is reasonable, and using effect is good, can ensure sanitary sewage disposal effect
Reach higher standard.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
It can the limitation present invention.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is the structural schematic diagram of domestic sewage processing system in the embodiment of the present invention.
Fig. 2 is the flow chart of sanitary sewage disposal in the embodiment of the present invention.
Specific embodiment
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistented with the present invention.On the contrary, they be only with it is such as appended
The example of device and related application, method being described in detail in claims, some aspects of the invention are consistent.
Fig. 1 is the structural schematic diagram of domestic sewage processing system in the embodiment of the present invention.As shown in Figure 1, the life is dirty
Water treatment system include horizontal mixer 101, with water pond, level-one anaerobic pond 102, level-one anoxic pond 103, level-one aerobic tank 104,
Secondary anaerobic pond 105, second level anoxic pond 106 and second level aerobic tank 107.
Level-one anaerobic pond, level-one anoxic pond, level-one aerobic tank, secondary anaerobic pond, second level anoxic pond and second level aerobic tank according to
Secondary connection.
It is used for water pond according to water quality situation, sewage is divided into two different parts of flow, first part's sewage flows into
Level-one anaerobic pond, second part sewage flow into secondary anaerobic pond.
Level-one anaerobic pond, level-one anoxic pond and level-one aerobic tank are used to carry out biochemical reaction processing to first part's sewage,
And flow into secondary anaerobic pond.
Secondary anaerobic pond, second level anoxic pond and second level aerobic tank are used to flow into second part sewage and from level-one aerobic tank
Sewage carry out biochemical reaction processing.
Second level aerobic tank is provided with MBR equipment, and MBR equipment is used for that treated that sewage carries out at separation to second level aerobic tank
It manages and is discharged.
Horizontal mixer further comprises speed reducer, motor, horizontal axis and blade, and speed reducer and motor are connect with horizontal axis, is used
In driving horizontal axis rotation, horizontal axis runs through level-one anaerobic pond, level-one anoxic pond, secondary anaerobic pond and second level anoxic pond, blade and cross
Axis is fixed, and blade is separately mounted to level-one anaerobic pond, level-one anoxic pond, secondary anaerobic pond and second level anoxic pond, for carrying out water
Power stirring, prevents activated sludge sediment.
Further comprise a water inlet, two discharge outlet, stationary barrier and moveable bulkhead with water pond, and is arranged 9
Moveable bulkhead slot adjusts the flow of two discharge outlet by changing moveable bulkhead in the position of moveable bulkhead slot.
Level-one aerobic tank and second level aerobic tank are provided with aerator, and level-one anaerobic pond, level-one anoxic pond, level-one are aerobic
There is removable biologic packing material in pond, secondary anaerobic pond, second level anoxic pond and second level aerobic tank.
The operation workflow of above-mentioned domestic sewage processing system is described below.Fig. 2 is sanitary sewage in the embodiment of the present invention
The flow chart of processing.As shown in Fig. 2, the process of the sanitary sewage disposal the following steps are included:
Step 201, according to water quality situation, by sewage by being divided into two different parts of flow with water pond.
Include a water inlet, two discharge outlet, stationary barrier and moveable bulkhead with water pond, and is arranged 9 and moves
Partition slot adjusts the flow of two discharge outlet by changing moveable bulkhead in the position of moveable bulkhead slot.
Step 202, first part's sewage sequentially enter level-one anaerobic pond, level-one anoxic pond and level-one aerobic tank and carry out biochemistry
Reaction treatment.
Step 203, the sewage handled by biochemical reaction and second part sewage sequentially enter secondary anaerobic pond, second level lacks
Oxygen pond and second level aerobic tank carry out biochemical reaction processing.
Treated that sewage is handled by MBR equipment for step 204, second level aerobic tank, is then discharged out.
In this process, since level-one anaerobic pond, level-one anoxic pond, secondary anaerobic pond and second level anoxic pond cannot be oxygenated
Aeration, it is therefore desirable to by the blade of horizontal mixer to level-one anaerobic pond, level-one anoxic pond, secondary anaerobic pond and second level anoxic
Pond is stirred, and prevents activated sludge sediment, and equipment is also more compact.
In addition nitrification liquid flows back into level-one anaerobic pond in level-one aerobic tank, and nitrification liquid flows back into second level and detests in second level aerobic tank
Oxygen pond.
Using the technical solution in above-described embodiment, using effect is good, can ensure that sanitary sewage disposal effect reaches
Higher standard.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to of the invention its
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the invention, these modifications, purposes or
Person's adaptive change follows general principle of the invention and including the undocumented common knowledge in the art of the present invention
Or conventional techniques.
It should be understood that the present invention is not limited to the precise structure already described above and shown in the accompanying drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is limited only by the attached claims.
Claims (8)
1. a kind of method of sanitary sewage disposal, which comprises the following steps:
Sewage is divided into two parts;
First part's sewage sequentially enters level-one anaerobic pond, level-one anoxic pond and level-one aerobic tank and carries out biochemical reaction processing;
It is good that the sewage and second part sewage handled by biochemical reaction sequentially enters secondary anaerobic pond, second level anoxic pond and second level
Oxygen pond carries out biochemical reaction processing;
Treated that sewage is handled by MBR equipment for second level aerobic tank, is then discharged out.
2. the method for sanitary sewage disposal according to claim 1, which is characterized in that according to water quality situation, sewage is led to
It crosses and is divided into two different parts of flow with water pond.
3. the method for sanitary sewage disposal according to claim 1, which is characterized in that pass through the blade pair of horizontal mixer
Level-one anaerobic pond, level-one anoxic pond, secondary anaerobic pond and second level anoxic pond are stirred, and prevent activated sludge sediment.
4. the method for sanitary sewage disposal according to claim 1, which is characterized in that nitrification liquid flows back in level-one aerobic tank
To level-one anaerobic pond, nitrification liquid flows back into secondary anaerobic pond in second level aerobic tank.
5. a kind of system of sanitary sewage disposal, which is characterized in that including matching water pond, level-one anaerobic pond, level-one anoxic pond, level-one
Aerobic tank, secondary anaerobic pond, second level anoxic pond and second level aerobic tank, second level aerobic tank are provided with MBR equipment, the level-one anaerobism
Pond, level-one anoxic pond, level-one aerobic tank, secondary anaerobic pond, second level anoxic pond and second level aerobic tank are sequentially connected,
It is used for water pond according to water quality situation, sewage is divided into two different parts of flow, first part's sewage flows into level-one
Anaerobic pond, second part sewage flow into secondary anaerobic pond;
Level-one anaerobic pond, level-one anoxic pond and level-one aerobic tank are used to carry out biochemical reaction processing, cocurrent to first part's sewage
Enter secondary anaerobic pond;
Secondary anaerobic pond, second level anoxic pond and second level aerobic tank are used for second part sewage and the dirt flowed into from level-one aerobic tank
Water carries out biochemical reaction processing;
MBR equipment is used to carry out separating treatment to second level aerobic tank treated sewage and be discharged.
6. the system of sanitary sewage disposal according to claim 5, which is characterized in that it further include horizontal mixer, it is described
Horizontal mixer further comprises speed reducer, motor, horizontal axis and blade, and the speed reducer and motor are connect with the horizontal axis, is used
In driving the horizontal axis, the horizontal axis runs through the level-one anaerobic pond, level-one anoxic pond, secondary anaerobic pond and second level anoxic pond,
The blade is fixed with the horizontal axis, and the blade is separately mounted to level-one anaerobic pond, level-one anoxic pond, secondary anaerobic pond and two
Grade anoxic pond prevents activated sludge sediment for carrying out hydraulic mixing.
7. the system of sanitary sewage disposal according to claim 5, which is characterized in that the water pond of matching further comprises one
A water inlet, two discharge outlet, stationary barrier and moveable bulkhead, and 9 moveable bulkhead slots are set, it is removable by changing
Dynamic dividing plate adjusts the flow of two discharge outlet in the position of moveable bulkhead slot.
8. the system of sanitary sewage disposal according to claim 5, which is characterized in that level-one aerobic tank and second level aerobic tank
It is provided with aerator.
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CN201811501597.2A CN109354192A (en) | 2018-12-10 | 2018-12-10 | A kind of method and system of sanitary sewage disposal |
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CN201811501597.2A CN109354192A (en) | 2018-12-10 | 2018-12-10 | A kind of method and system of sanitary sewage disposal |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110467264A (en) * | 2019-09-02 | 2019-11-19 | 安徽舜禹水务股份有限公司 | A kind of reinforcing air lift denitrogenation circulating sewage processing equipment |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5480548A (en) * | 1993-12-28 | 1996-01-02 | Ch2M Hill, Inc. | Wastewater biological phosphorus removal process |
CN102557353A (en) * | 2012-02-08 | 2012-07-11 | 康群 | Two-segment aerobic-anaerobic ammonia oxidization reactor |
CN104261614A (en) * | 2014-08-05 | 2015-01-07 | 天津市市政工程设计研究院 | Step-feed multi-stage AO+MBR (Anoxic/Oxic+Membrane Biological Reactor) nitrogen and phosphorus removal system |
CN106823486A (en) * | 2017-01-19 | 2017-06-13 | 上海电气集团股份有限公司 | A kind of small-sized integrated multilayer sedimentation tank system |
CN108726678A (en) * | 2018-05-02 | 2018-11-02 | 长沙中联重科环境产业有限公司 | Integrated sewage treating apparatus |
-
2018
- 2018-12-10 CN CN201811501597.2A patent/CN109354192A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5480548A (en) * | 1993-12-28 | 1996-01-02 | Ch2M Hill, Inc. | Wastewater biological phosphorus removal process |
CN102557353A (en) * | 2012-02-08 | 2012-07-11 | 康群 | Two-segment aerobic-anaerobic ammonia oxidization reactor |
CN104261614A (en) * | 2014-08-05 | 2015-01-07 | 天津市市政工程设计研究院 | Step-feed multi-stage AO+MBR (Anoxic/Oxic+Membrane Biological Reactor) nitrogen and phosphorus removal system |
CN106823486A (en) * | 2017-01-19 | 2017-06-13 | 上海电气集团股份有限公司 | A kind of small-sized integrated multilayer sedimentation tank system |
CN108726678A (en) * | 2018-05-02 | 2018-11-02 | 长沙中联重科环境产业有限公司 | Integrated sewage treating apparatus |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110467264A (en) * | 2019-09-02 | 2019-11-19 | 安徽舜禹水务股份有限公司 | A kind of reinforcing air lift denitrogenation circulating sewage processing equipment |
CN110467264B (en) * | 2019-09-02 | 2024-04-05 | 安徽舜禹水务股份有限公司 | Enhanced gas stripping denitrification circulating sewage treatment equipment |
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Application publication date: 20190219 |