CN113800635A - SED biochemical reactor for deeply removing high-concentration organic pollutants - Google Patents
SED biochemical reactor for deeply removing high-concentration organic pollutants Download PDFInfo
- Publication number
- CN113800635A CN113800635A CN202111084662.8A CN202111084662A CN113800635A CN 113800635 A CN113800635 A CN 113800635A CN 202111084662 A CN202111084662 A CN 202111084662A CN 113800635 A CN113800635 A CN 113800635A
- Authority
- CN
- China
- Prior art keywords
- area
- anoxic
- zone
- sed
- aerobic
- Prior art date
- 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.)
- Pending
Links
Images
Classifications
-
- 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
-
- 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
Landscapes
- 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)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention relates to an SED biochemical reactor for deeply removing high-concentration organic pollutants, which comprises a tank body, a biological selection area, a mixing area, an anaerobic area, a first anoxic area, a second anoxic area, an aerobic area and a mud-water separation area, wherein the biological selection area, the mixing area, the anaerobic area, the first anoxic area, the second anoxic area, the aerobic area and the mud-water separation area are separated by partition walls; biological fillers are filled in the first anoxic zone and the second anoxic zone, and the biological fillers are preferably porous suspension ball fillers; according to the invention, the porous suspension ball filler is arranged in the first anoxic zone and the second anoxic zone, so that the nitrification and denitrification reactions can be centralized in one zone for synchronous reaction, a nitrification liquid reflux device is not required, and the energy consumption is low; meanwhile, the water flow of the porous suspension ball filler is pushed to float and turn over, so that the sewage can be in full contact reaction with microorganisms, the sewage treatment effect is improved, and the quality of the discharged water can reach the first-level A standard of urban sewage treatment.
Description
Technical Field
The invention relates to the technical field, in particular to an SED biochemical reactor for deeply removing high-concentration organic pollutants.
Background
The biochemical reactor is a key device in the biochemical reaction process. Biochemical reactors are basically similar to chemical reactors in theory, appearance, structure, classification and mode of operation. However, because enzymes or living cells are used as catalysts, the components and properties of substrates are generally complex, the types of products are multiple, and the products are often closely related to the metabolic processes of cells and the like. The biochemical reactor has its own features.
However, the high-concentration activated sludge cultured by the traditional biochemical reactor cannot complete sufficient denitrification reaction, the effluent cannot be guaranteed to reach the first-class discharge standard A of urban sewage, and the sufficient denitrification process needs to be realized by increasing the residence time of denitrification water power, adding a carbon source and the like. But the increase of the residence time of the denitrification water power can cause the increase of the occupied area and the increase of the civil engineering investment; the addition of carbon sources causes too high operation cost, and the conversion of the added carbon sources into excess sludge also increases the burden of sludge treatment.
Therefore, there is a need to provide a new technical solution to overcome the above-mentioned drawbacks.
Disclosure of Invention
The present invention is directed to an SED biochemical reactor for deeply removing high concentration organic pollutants, which can effectively solve the above technical problems.
In order to achieve the purpose of the invention, the following technical scheme is adopted:
an SED biochemical reactor for deeply removing high concentration organic pollutants, comprising:
a tank body;
a biological selection area, a mixing area, an anaerobic area, a first anoxic area, a second anoxic area, an aerobic area and a mud-water separation area which are separated by a partition wall;
the biological selection area is communicated with the mixing area through a first overflow hole, the mixing area is communicated with the anaerobic area through a second overflow hole, the anaerobic area is communicated with the first anoxic area through a third overflow hole, the first anoxic area is communicated with the second anoxic area through a fourth overflow hole, the second anoxic area is communicated with the aerobic area through a first overflow channel, and the aerobic area is communicated with the sludge-water separation area through a second overflow channel;
and biological fillers are filled in the first anoxic zone and the second anoxic zone.
Preferably, the biological filler is a porous suspension ball filler.
Preferably, the first overflow channel is composed of a first baffle fixedly arranged in the second anoxic zone and a partition wall between the aerobic zone and the second anoxic zone.
Preferably, the distance between the first baffle and the top of the second anoxic zone is 800-.
Preferably, the second overflow channel consists of a partition wall between the aerobic zone and the sludge-water separation zone and a second baffle plate fixedly arranged in the sludge-water separation zone.
Preferably, the distance between the partition wall between the aerobic zone and the sludge-water separation zone and the top wall of the aerobic zone is 800-1000mm, and the bottom of the second baffle plate is provided with a second opening.
Preferably, the bottom of the sludge-water separation area is connected with a sludge conveying pipeline and a sludge return pipeline, and the sludge outlet end of the sludge return pipeline is communicated with the biological selection area.
Compared with the prior art, the invention has the following beneficial effects:
according to the biochemical reactor, the porous suspension ball filler is arranged in the first anoxic zone and the second anoxic zone, so that nitrification and denitrification reactions can be centralized in one zone to carry out synchronous reaction, a nitrification liquid reflux device is not required, and the energy consumption is low; meanwhile, the porous suspension ball filler floats and turns under the pushing action of water flow, so that sewage can be in full contact reaction with microorganisms, the sewage treatment effect is improved, and the quality of effluent water can reach the first-level A standard of urban sewage treatment.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below.
FIG. 1 is a schematic structural diagram of an SED biochemical reactor for deeply removing high concentration organic pollutants according to the present invention;
FIG. 2 is a top view of an SED biochemical reactor for deeply removing organic contaminants with high concentration according to the present invention.
Numerical description in the figures:
1. a tank body; 2. a biological selection area; 3. a mixing zone; 4. an anaerobic zone; 5. a first anoxic zone; 6. a second anoxic zone; 7. an aerobic zone; 8. a mud-water separation zone; 9. a first overflow aperture; 10. a sewage inlet pipeline; 11. a second overflow aperture; 12. a third overflow aperture; 13. a fourth overflow aperture; 14. a first overflow channel; 15. a second overflow channel; 16. a water outlet pipeline; 17. a sludge conveying pipeline; 18. a sludge return line; 19. a first baffle plate; 20. a second baffle.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it is to be understood that the terms "central," "lateral," "longitudinal," "front," "rear," "left," "right," "upper," "lower," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the scope of the invention. When an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
The SED biochemical reactor for deeply removing high-concentration organic pollutants of the invention will be clearly and completely described with reference to the attached drawings.
As shown in figures 1 and 2, the SED biochemical reactor for deeply removing high-concentration organic pollutants provided by the invention comprises a tank body 1, a biological selection area 2, a mixing area 3, an anaerobic area 4, a first anoxic area 5, a second anoxic area 6, an aerobic area 7 and a sludge-water separation area 8 which are separated by partition walls.
Specifically, the biological selection area 2 is communicated with the mixing area 3 through a first overflow hole 9, and a sewage inlet pipe 10 is connected inside the biological selection area 2.
The mixing area 3 through second overflow hole 11 with the anaerobic zone 4 is linked together, anaerobic zone 4 with first anoxic zone 5 is linked together through third overflow hole 12, first anoxic zone 5 with second anoxic zone 6 is linked together through fourth overflow hole 13, second anoxic zone 6 with aerobic zone 7 is linked together through first overflow channel 14, aerobic zone 7 with mud-water separation zone 8 is linked together through second overflow channel 15. Meanwhile, the top end of the left side wall of the mud-water separation zone 8 is connected with a water outlet pipeline 16, the bottom of the mud-water separation zone is connected with a sludge conveying pipeline 17 and a sludge return pipeline 18, and the mud outlet end of the sludge return pipeline 18 is communicated with the biological selection zone 2.
The first overflow channel 14 is composed of a first baffle plate 19 fixedly arranged in the second anoxic zone 6 and a partition wall between the aerobic zone 7 and the second anoxic zone 6; the distance between the first baffle plate 19 and the top of the second anoxic zone 6 is 800-1000mm, and the bottom of the partition wall between the aerobic zone 7 and the second anoxic zone 6 is provided with a first opening.
The second overflow channel 15 consists of a partition wall between the aerobic zone 7 and the sludge-water separation zone 8 and a second baffle plate 20 fixedly arranged in the sludge-water separation zone 8; the distance between the partition wall between the aerobic zone 7 and the mud-water separation zone 8 and the top wall of the aerobic zone 7 is 800-1000mm, and the bottom of the second baffle 20 is provided with a second opening.
In addition, in the present embodiment, the first anoxic zone 5 and the second anoxic zone 6 are both filled with biological filler, and the biological filler is preferably porous suspension ball filler.
During the use, carry sewage to biological selection district 2 through sewage conveying pipe and mix with backward flow mud and get into mixing zone 3 and carry out the secondary and evenly mix, then get into anaerobic zone 4, first anoxic zone 5, second anoxic zone 6 and aerobic zone 7 in proper order and carry out anaerobism, oxygen deficiency and aerobic reaction, at last drainage mud-water separation district 8 carries out mud-water separation, and the clear water through the processing is discharged through drainage pipe, and partly discharge through mud conveying pipe 17 of surplus mud, another part through mud backflow pipe 18 backward flow extremely biological selection district 2 uses.
According to the invention, the porous suspension ball filler is arranged in the first anoxic zone 5 and the second anoxic zone 6, so that the nitrification and denitrification reactions can be centralized in one zone for synchronous reaction, a nitrification liquid reflux device is not required, and the energy consumption is low; meanwhile, the porous suspension ball filler floats and turns under the pushing action of water flow, so that sewage can be in full contact reaction with microorganisms, and the sewage treatment effect is improved.
When the biochemical reactor is used for treating sewage with the carbon-nitrogen ratio of C/N being 6, the COD of inlet water is 300mg/L, the NH4+ -N is 30mg/L, the TN is 50mg/L, the TP is 5mg/L, the COD of outlet water is 26.3mg/L, the NH4+ -N is 0.15mg/L, the TN is 7.2mg/L and the TP is 0.22mg/L, thereby achieving the first-grade A standard of urban sewage treatment.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described, and the content not described in detail in the specification belongs to the prior art known by persons skilled in the art.
Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.
Claims (7)
1. An SED biochemical reactor for deeply removing high-concentration organic pollutants, which is characterized in that: the method comprises the following steps:
a tank body;
a biological selection area, a mixing area, an anaerobic area, a first anoxic area, a second anoxic area, an aerobic area and a mud-water separation area which are separated by a partition wall;
the biological selection area is communicated with the mixing area through a first overflow hole, the mixing area is communicated with the anaerobic area through a second overflow hole, the anaerobic area is communicated with the first anoxic area through a third overflow hole, the first anoxic area is communicated with the second anoxic area through a fourth overflow hole, the second anoxic area is communicated with the aerobic area through a first overflow channel, and the aerobic area is communicated with the sludge-water separation area through a second overflow channel;
and biological fillers are filled in the first anoxic zone and the second anoxic zone.
2. The SED biochemical reactor for deeply removing high concentration organic pollutants according to claim 1, wherein: the biological filler is a porous suspension ball filler.
3. An SED biochemical reactor for deep removal of high concentration organic contaminants according to claim 1 or 2, characterized in that: the first overflow channel consists of a first baffle fixedly arranged in the second anoxic zone and a partition wall between the aerobic zone and the second anoxic zone.
4. The SED biochemical reactor for deeply removing the high concentration of organic pollutants as claimed in claim 3, wherein: the distance between the first baffle and the top of the second anoxic zone is 800-.
5. The SED biochemical reactor for deeply removing the high concentration of organic pollutants as claimed in claim 4, wherein: the second overflow channel consists of a partition wall between the aerobic zone and the sludge-water separation zone and a second baffle fixedly arranged in the sludge-water separation zone.
6. The SED biochemical reactor for deeply removing the high concentration of organic pollutants as claimed in claim 5, wherein: the distance between the partition wall between the aerobic zone and the mud-water separation zone and the top wall of the aerobic zone is 800-1000mm, and the bottom of the second baffle plate is provided with a second opening.
7. The SED biochemical reactor for deeply removing the high concentration of organic pollutants as claimed in claim 6, wherein: the bottom of the mud-water separation area is connected with a sludge conveying pipeline and a sludge return pipeline, and the mud outlet end of the sludge return pipeline is communicated with the biological selection area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111084662.8A CN113800635A (en) | 2021-09-16 | 2021-09-16 | SED biochemical reactor for deeply removing high-concentration organic pollutants |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111084662.8A CN113800635A (en) | 2021-09-16 | 2021-09-16 | SED biochemical reactor for deeply removing high-concentration organic pollutants |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113800635A true CN113800635A (en) | 2021-12-17 |
Family
ID=78895497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111084662.8A Pending CN113800635A (en) | 2021-09-16 | 2021-09-16 | SED biochemical reactor for deeply removing high-concentration organic pollutants |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113800635A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104108793A (en) * | 2014-08-11 | 2014-10-22 | 江苏裕隆环保有限公司 | Wastewater treatment process and device capable of strengthening biological removal of nitrogen |
| CN205133257U (en) * | 2015-11-05 | 2016-04-06 | 北京博汇特环保科技有限公司 | A bioDopp biochemical reactor that is used for low carbon -nitrogen ratio sewage denitrogenation |
| CN106517700A (en) * | 2017-01-20 | 2017-03-22 | 北京安国水道自控工程技术有限公司 | Integrated wastewater treatment apparatus |
| CN209368079U (en) * | 2018-12-28 | 2019-09-10 | 海南博心环境科技股份有限公司 | Integrated sewage treating apparatus |
| CN210974339U (en) * | 2019-11-04 | 2020-07-10 | 广西桂润环保科技有限公司 | Integrated treatment device for sewage in villages and towns |
-
2021
- 2021-09-16 CN CN202111084662.8A patent/CN113800635A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104108793A (en) * | 2014-08-11 | 2014-10-22 | 江苏裕隆环保有限公司 | Wastewater treatment process and device capable of strengthening biological removal of nitrogen |
| CN205133257U (en) * | 2015-11-05 | 2016-04-06 | 北京博汇特环保科技有限公司 | A bioDopp biochemical reactor that is used for low carbon -nitrogen ratio sewage denitrogenation |
| CN106517700A (en) * | 2017-01-20 | 2017-03-22 | 北京安国水道自控工程技术有限公司 | Integrated wastewater treatment apparatus |
| CN209368079U (en) * | 2018-12-28 | 2019-09-10 | 海南博心环境科技股份有限公司 | Integrated sewage treating apparatus |
| CN210974339U (en) * | 2019-11-04 | 2020-07-10 | 广西桂润环保科技有限公司 | Integrated treatment device for sewage in villages and towns |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110436704B (en) | Urban sewage treatment upgrading and reforming process based on anaerobic ammonia oxidation | |
| CN107010736B (en) | Device and method for coupling short-cut denitrification-anaerobic ammonia oxidation denitrification with biological phosphorus removal | |
| CN103936229A (en) | Municipal sewage improved A2/O enhanced denitrification and dephosphorization treatment device and process | |
| CN201264957Y (en) | Sludge digestive fluid short-range nitration and anaerobic ammoxidation combined denitrification apparatus | |
| CN201932988U (en) | Anaerobic/aerobic contact oxidation membrane bioreactor | |
| CN106045030B (en) | A2The apparatus and method of/O-UASB continuous flow city domestic sewage advanced nitrogen dephosphorization | |
| CN105600930B (en) | Denitrogenation dephosphorizing produces electricity device | |
| CN207998522U (en) | A kind of packing type country sewage integrated treatment unit | |
| CN115465953B (en) | AOD biochemical reaction system for treating sewage and sewage treatment method thereof | |
| CN209906566U (en) | IV-type water discharge standard domestic sewage treatment device | |
| CN111453848A (en) | Hydraulic energy-consumption-free composite bidirectional biological moving bed reactor | |
| CN209835881U (en) | Distributed household type integrated sewage treatment device suitable for rural areas | |
| CN109231673B (en) | A/O combined micro-electric field-Fe/C reinforced dephosphorization device and application thereof | |
| CN201753302U (en) | Experimental device for treating high ammonia nitrogen leachate with single-stage anoxic/anaerobic UASB - A/O process | |
| CN215049050U (en) | Biological treatment unit efficiency strengthening deep emission reduction device for municipal sewage treatment plant | |
| CN113800635A (en) | SED biochemical reactor for deeply removing high-concentration organic pollutants | |
| CN206069628U (en) | A kind of MBBR sewage disposal systems | |
| CN212894108U (en) | System for handle high COD high ammonia nitrogen waste water | |
| CN209759234U (en) | Integrated sewage treatment device | |
| CN111977797B (en) | Wastewater treatment system and process for synchronous denitrification and dephosphorization of AxOx | |
| CN101423295B (en) | High nitrogen-containing landfill leachate processing method and apparatus | |
| CN113800634A (en) | Biochemical reactor capable of synchronously nitrifying and denitrifying and efficiently removing nitrogen and phosphorus | |
| CN107963782B (en) | Biological contact oxidation reaction system with enhanced denitrification function | |
| CN203866153U (en) | Improved reinforced A2/O denitrogenation and dephosphorization treating device for municipal sewage | |
| CN208038125U (en) | The device of total nitrogen in a kind of removal sewage |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |