CN113321370A - Sewage purification method integrating oil removal regulation, coagulation air flotation, and chemical addition disinfection - Google Patents
Sewage purification method integrating oil removal regulation, coagulation air flotation, and chemical addition disinfection Download PDFInfo
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- CN113321370A CN113321370A CN202110417405.5A CN202110417405A CN113321370A CN 113321370 A CN113321370 A CN 113321370A CN 202110417405 A CN202110417405 A CN 202110417405A CN 113321370 A CN113321370 A CN 113321370A
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/50—Treatment of water, waste water, or sewage by addition or application of a germicide or by oligodynamic treatment
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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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
- C02F2303/00—Specific treatment goals
- C02F2303/04—Disinfection
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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
- C02F3/06—Aerobic processes using submerged filters
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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
- C02F3/28—Anaerobic digestion processes
Abstract
The invention discloses a sewage purification method integrating oil removal regulation, coagulation air flotation and chemical adding disinfection, which relates to the technical field of sewage purification and comprises the following steps: s1, oil removal adjustment; s2, adding medicine and coagulating; s3, carrying out air flotation reaction; s4, anaerobic reaction; s5, three-phase separation; s6, biochemical reaction; s7, adding medicines for disinfection. This synthesize oil removal regulation, thoughtlessly congeal air supporting, add sterile sewage purification method of medicine, adjust the oil removal, add the medicine and congeal, air supporting reaction, anaerobic reaction, three-phase separation, biochemical reaction, process such as medicine disinfection combine together, the treatment facility of avoiding current equipment is many, area is big, complex operation problem, it adjusts to be convenient for carry out multistage oil removal to sewage through three oil removal district and oil removal pipeline inside the comprehensive oil removal adjusting device, and the air flotation reaction device inlet channel can be through dissolving medicine dosing system dosing agent and get into the whirl reaction zone after the medicine coagulation reaction and carry out the misce bene in the processing procedure.
Description
Technical Field
The invention relates to the technical field of sewage purification, in particular to a sewage purification method integrating oil removal regulation, coagulation air flotation and chemical adding disinfection.
Background
The waste water treatment is a technology for treating waste water by physical, chemical and biological methods, purifying the waste water and reducing pollution so as to achieve the purposes of waste water recovery and reuse and fully utilize water resources. The common agents for wastewater treatment comprise flocculating agents, coagulant aids, conditioning agents and the like, and the treatment technologies comprise pretreatment, novel fillers, ceramic membranes and the like. The wastewater treatment has important significance for developing industrial production, improving product quality, protecting human environment and maintaining ecological balance.
The existing sewage purification technology has the problems of complex sewage treatment process structure, more treatment equipment, large occupied area, complex operation and the like, the problem of sludge loss in a biochemical treatment system and the problem of poor treatment effect of the existing sewage purification system, and therefore, the sewage purification method integrating oil separation regulation, coagulation air flotation and chemical adding disinfection is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a sewage purification method integrating oil removal regulation, coagulation air flotation and chemical addition disinfection, and solves the problems of complex sewage treatment process structure, more treatment equipment, large occupied area, complex operation and the like in the existing sewage purification technology in the background technology, the problem of sludge loss in a biochemical treatment system and the problem of poor treatment effect of the existing sewage purification system.
In order to realize the purpose, the invention is realized by the following technical scheme, and the sewage purification method integrating oil removal regulation, coagulation air flotation, dosing disinfection comprises the following steps:
s1, oil removal adjustment;
s2, adding medicine and coagulating;
s3, carrying out air flotation reaction;
s4, anaerobic reaction;
s5, three-phase separation;
s6, biochemical reaction;
s7, adding medicines for disinfection.
Optionally, the sewage purification method by comprehensive oil removal regulation, coagulation air flotation and chemical addition disinfection comprises the following specific steps:
s1 oil separation adjustment
The sewage is collected into a sump well in a centralized manner, then the sewage is lifted into the comprehensive oil separation adjusting device through a sewage lifting pump by a water inlet pipeline of the comprehensive oil separation adjusting device, and the comprehensive oil separation adjusting device is utilized to carry out multi-stage oil separation and sewage adjustment operation in an oil separation area through an oil separation pipeline;
s2, adding medicine and coagulating
The sewage subjected to oil removal regulation enters a clear water area of an oil removal regulation device, is transferred to a water inlet pipeline of an air flotation reaction device by a sewage transfer pump, and is added with a medicament through a medicament dissolving and adding system, and then the water inlet pipeline of the air flotation reaction device synchronously feeds the sewage and the medicament into a rotational flow reaction area of the air flotation reaction device for medicament adding coagulation reaction and is uniformly mixed in the rotational flow reaction area;
s3 air flotation reaction
Sewage uniformly mixed in a rotational flow reaction zone of an air floatation reaction device enters a dissolved air reaction zone for air floatation reaction treatment, the sewage after reaction is discharged from a clear water zone of the air floatation reaction device, and then automatically flows to an anaerobic reaction tank after being subjected to water discharge liquid level regulation through a valve;
s4 anaerobic reaction
Because the perforated water distribution pipeline is arranged in the anaerobic reaction tank, sewage flowing to the interior of the anaerobic reaction tank is uniformly distributed and then enters the reaction zone for anaerobic reaction;
s5, three-phase separation
The sewage after the anaerobic reaction enters a three-phase separation module to separate gas, liquid and solid phases, the gas is collected and discharged through an exhaust pipe, the sludge is intercepted by the three-phase separation module and sinks, and the sewage flows to an RABF biochemical tank through a water collecting tank of an anaerobic reaction tank;
s6, biochemical reaction
The inside of the RABF biochemical tank is also provided with a perforated water distribution pipeline, sewage flowing to the inside of the RABF biochemical tank enters the RABF module after uniform water distribution, an aeration disc is arranged in the RABF biochemical tank, power is provided by an air blower, so that the sewage in the RABF biochemical tank can be uniformly aerated, an adjustable water collecting tank is arranged in the RABF module, and the sewage is purified by the RABF biochemical tank and then flows out to a water outlet pipeline of the RABF biochemical tank through the adjustable water collecting tank;
s7, adding medicine for disinfection
And adding a disinfectant into the water outlet pipeline of the RABF biochemical tank through a disinfection and drug adding system to carry out drug adding and disinfection reaction, and then discharging the clear water after the disinfection reaction to a clear water tank through the water outlet pipeline of the RABF biochemical tank to finish the sewage purification process.
Optionally, the oil separating areas and the oil separating pipelines are all provided with three groups, and the oil separating areas are adjacently arranged.
Optionally, the medicine dissolving and adding system is communicated with the inside of the water inlet pipeline, and the water inlet pipeline is communicated with the inside of the rotational flow reaction zone.
Optionally, the perforations in the perforated water distribution pipe are arranged at equal intervals.
Optionally, the aeration discs are provided with four groups, and the aeration discs are symmetrical with each other about a vertical center line of the RABF biochemical tank.
Optionally, the disinfection dosing system is communicated with the inside of the water outlet pipeline of the RABF biochemical tank, and the water outlet pipeline of the RABF biochemical tank is communicated with the inside of the clean water tank.
The invention provides a sewage purification method integrating oil removal regulation, coagulation air flotation and chemical addition disinfection, which has the following beneficial effects: the sewage purification method of the comprehensive oil separation regulation, coagulation air flotation and medicine adding disinfection combines the procedures of oil separation regulation, medicine adding coagulation, air flotation reaction, anaerobic reaction, three-phase separation, biochemical reaction, medicine adding disinfection and the like, avoids the problems of more treatment equipment, large occupied area, complex operation and the like of the existing equipment, facilitates the multi-stage oil separation regulation of sewage through three oil separation zones and oil separation pipelines inside the comprehensive oil separation regulation device, enables a water inlet pipeline of the air flotation reaction device to be added with medicine through a medicine dissolving and adding system to carry out the medicine adding coagulation reaction and then enter a rotational flow reaction zone to be uniformly mixed in the treatment process, enables the air flotation reaction zone to carry out the air flotation reaction treatment, enables the sewage flowing to the inside of an anaerobic reaction tank after uniform water distribution to enter the reaction zone to carry out the anaerobic reaction, and is also provided with a three-phase separation module capable of promoting the flow of gas and liquid, and uniformly distributing the sewage into the reaction zone, Solid three-phase separation has solved current biochemical treatment system mud and has run off for the problem that water-passing sludge holds back efficiently, and the aeration dish makes the inside sewage of RABF biochemical tank evenly aerate, and the RABF module of RABF biochemical tank carries out biochemical reaction to sewage, thereby combines a plurality of reaction processes, and finally RABF biochemical tank outlet conduit adds disinfectant through the disinfection medicine system and goes out the water and discharge to the clean water basin after adding the disinfection reaction, has solved the poor problem of current sewage purification system treatment effect.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a sewage purification device of the present invention, which integrates oil removal regulation, coagulation air flotation, anaerobic reaction, RABF, and chemical addition disinfection.
In the figure: 1. a sewage lift pump; 2. a water inlet pipeline of the comprehensive oil removal adjusting device; 3. a comprehensive oil removal regulating device; 4. an oil removal pipe; 5. an oil separating region; 6. a clear water zone of an oil removal regulating device; 7. a water inlet pipeline of the air flotation reaction device; 8. a drug dissolving and dosing system; 9. a rotational flow reaction zone; 10. an air flotation reaction device; 11. a dissolved gas reaction zone; 12. a clear water area of the air flotation reaction device; 13. a valve; 14. an anaerobic reaction tank; 15. perforating a water distribution pipeline; 16. a reaction zone; 17. a three-phase separation module; 18. an exhaust pipe; 19. a water collecting tank of the anaerobic reaction tank; 20. RABF biochemical tank; 21. a RABF module; 22. an adjustable water collecting tank; 23. an RABF biochemical tank water outlet pipeline; 24. a disinfection and dosing system; 25. an aeration disc; 26. a blower; 27. a sewage transfer pump.
Detailed Description
Referring to fig. 1, the present invention provides a technical solution: a sewage purification method integrating oil removal regulation, coagulation air flotation and chemical adding disinfection comprises the following steps:
s1, oil removal adjustment;
s2, adding medicine and coagulating;
s3, carrying out air flotation reaction;
s4, anaerobic reaction;
s5, three-phase separation;
s6, biochemical reaction;
s7, adding medicines for disinfection.
A sewage purification method integrating oil removal regulation, coagulation air flotation and chemical adding disinfection comprises the following specific steps:
s1 oil separation adjustment
The sewage is collected into a sump well in a centralized manner, then is lifted into a comprehensive oil separation adjusting device 3 through a sewage lifting pump 1 and a water inlet pipeline 2 of the comprehensive oil separation adjusting device, and multi-stage oil separation and sewage adjustment operation is carried out in an oil separation area 5 through an oil separation pipeline 4 by utilizing the comprehensive oil separation adjusting device 3;
s2, adding medicine and coagulating
The sewage subjected to oil removal regulation enters a clear water area 6 of an oil removal regulation device, is transferred to a water inlet pipeline 7 of an air floatation reaction device by a sewage transfer pump 27, and is added with a medicament to the water inlet pipeline 7 of the air floatation reaction device by a medicament dissolving and adding system 8, and then the water inlet pipeline 7 of the air floatation reaction device synchronously sends the sewage and the medicament to the interior of a rotational flow reaction area 9 of an air floatation reaction device 10 for medicament adding coagulation reaction and is uniformly mixed in the rotational flow reaction area 9;
s3 air flotation reaction
Sewage uniformly mixed in a rotational flow reaction zone 9 of an air floatation reaction device 10 enters a dissolved air reaction zone 11 for air floatation reaction treatment, the sewage after reaction is discharged from a clear water zone 12 of the air floatation reaction device, and then is automatically flowed to an anaerobic reaction tank 14 after being subjected to water discharge liquid level regulation through a valve 13;
s4 anaerobic reaction
Because the perforated water distribution pipeline 15 is distributed in the anaerobic reaction tank 14, sewage flowing to the interior of the anaerobic reaction tank 14 is uniformly distributed and then enters the reaction zone 16 for anaerobic reaction;
s5, three-phase separation
The sewage after the anaerobic reaction enters a three-phase separation module 17 to separate gas, liquid and solid phases, the gas is collected and discharged through an exhaust pipe 18, the sludge is intercepted by the three-phase separation module 17 and sinks, and the sewage is discharged to an RABF biochemical tank 20 through an anaerobic reaction tank water collecting tank 19;
s6, biochemical reaction
The RABF biochemical tank 20 is also provided with a perforated water distribution pipeline 15, sewage flowing into the RABF biochemical tank 20 is uniformly distributed and then enters the RABF module 21, the RABF biochemical tank 20 is provided with an aeration disc 25, power is provided by an air blower 26, so that the sewage in the RABF biochemical tank 20 can be uniformly aerated, the RABF module 21 is internally provided with an adjustable water collecting tank 22, and the sewage is purified by the RABF biochemical tank 20 and then flows out of the water collecting tank 22 to a water outlet pipeline 23 of the RABF biochemical tank;
s7, adding medicine for disinfection
And (3) adding a disinfectant into the RABF biochemical tank water outlet pipeline 23 through a disinfection and drug adding system 24 to carry out drug adding and disinfection reaction, and then discharging the clear water after the disinfection reaction to a clear water tank through the RABF biochemical tank water outlet pipeline 23 to finish the sewage purification process.
The oil separating areas 5 and the oil separating pipelines 4 are respectively provided with three groups, the oil separating areas 5 are arranged adjacently, and multi-stage oil separating adjustment on sewage is facilitated through the three groups of oil separating areas 5 and the oil separating pipelines 4; the dissolved medicine dosing system 8 is communicated with the inside of the water inlet pipeline 7, and the water inlet pipeline 7 is communicated with the inside of the rotational flow reaction zone 9, so that the water inlet pipeline 7 of the air floatation reaction device can be fed with a medicine through the dissolved medicine dosing system 8 to carry out medicine dosing coagulation reaction and then enter the rotational flow reaction zone 9 to be uniformly mixed; the perforations in the perforated water distribution pipeline 15 are arranged at equal intervals, so that sewage can be distributed uniformly, four groups of aeration disks 25 are arranged, the aeration disks 25 are symmetrical with each other about the vertical center line of the RABF biochemical tank 20, and the four groups of aeration disks 25 which are symmetrically arranged facilitate the aeration in the RABF biochemical tank 20; the disinfection and drug adding system 24 is communicated with the inside of the RABF biochemical tank water outlet pipeline 23, and the RABF biochemical tank water outlet pipeline 23 is communicated with the inside of the clean water tank, so that the RABF biochemical tank water outlet pipeline 23 is convenient to add disinfectant through the disinfection and drug adding system 24 to carry out drug adding and disinfection reaction, and then the effluent is discharged to the clean water tank to be discharged.
In conclusion, the sewage purification method of comprehensive oil removal regulation, coagulation air flotation and chemical addition disinfection comprises the following specific steps when in use:
s1 oil separation adjustment
The sewage is collected into a sump well in a centralized manner, then is lifted into a comprehensive oil separation adjusting device 3 through a sewage lifting pump 1 and a water inlet pipeline 2 of the comprehensive oil separation adjusting device, and multi-stage oil separation and sewage adjustment operation is carried out in an oil separation area 5 through an oil separation pipeline 4 by utilizing the comprehensive oil separation adjusting device 3;
s2, adding medicine and coagulating
The sewage subjected to oil removal regulation enters a clear water area 6 of an oil removal regulation device, is transferred to a water inlet pipeline 7 of an air floatation reaction device by a sewage transfer pump 27, and is added with a medicament to the water inlet pipeline 7 of the air floatation reaction device by a medicament dissolving and adding system 8, and then the water inlet pipeline 7 of the air floatation reaction device synchronously sends the sewage and the medicament to the interior of a rotational flow reaction area 9 of an air floatation reaction device 10 for medicament adding coagulation reaction and is uniformly mixed in the rotational flow reaction area 9;
s3 air flotation reaction
Sewage uniformly mixed in a rotational flow reaction zone 9 of an air floatation reaction device 10 enters a dissolved air reaction zone 11 for air floatation reaction treatment, the sewage after reaction is discharged from a clear water zone 12 of the air floatation reaction device, and then is automatically flowed to an anaerobic reaction tank 14 after being subjected to water discharge liquid level regulation through a valve 13;
s4 anaerobic reaction
Because the perforated water distribution pipeline 15 is distributed in the anaerobic reaction tank 14, sewage flowing to the interior of the anaerobic reaction tank 14 is uniformly distributed and then enters the reaction zone 16 for anaerobic reaction;
s5, three-phase separation
The sewage after the anaerobic reaction enters a three-phase separation module 17 to separate gas, liquid and solid phases, the gas is collected and discharged through an exhaust pipe 18, the sludge is intercepted by the three-phase separation module 17 and sinks, and the sewage is discharged to an RABF biochemical tank 20 through an anaerobic reaction tank water collecting tank 19;
s6, biochemical reaction
The RABF biochemical tank 20 is also provided with a perforated water distribution pipeline 15, sewage flowing into the RABF biochemical tank 20 is uniformly distributed and then enters the RABF module 21, the RABF biochemical tank 20 is provided with an aeration disc 25, power is provided by an air blower 26, so that the sewage in the RABF biochemical tank 20 can be uniformly aerated, the RABF module 21 is internally provided with an adjustable water collecting tank 22, and the sewage is purified by the RABF biochemical tank 20 and then flows out of the water collecting tank 22 to a water outlet pipeline 23 of the RABF biochemical tank;
s7, adding medicine for disinfection
And (3) adding a disinfectant into the RABF biochemical tank water outlet pipeline 23 through a disinfection and drug adding system 24 to carry out drug adding and disinfection reaction, and then discharging the clear water after the disinfection reaction to a clear water tank through the RABF biochemical tank water outlet pipeline 23 to finish the sewage purification process.
Claims (7)
1. A sewage purification method integrating oil removal regulation, coagulation air flotation and chemical adding disinfection is characterized by comprising the following steps:
s1, oil removal adjustment;
s2, adding medicine and coagulating;
s3, carrying out air flotation reaction;
s4, anaerobic reaction;
s5, three-phase separation;
s6, biochemical reaction;
s7, adding medicines for disinfection.
2. The sewage purification method of comprehensive oil removal regulation, coagulation air flotation, and chemical addition disinfection as claimed in claim 1, wherein the sewage purification method of comprehensive oil removal regulation, coagulation air flotation, and chemical addition disinfection comprises the following specific steps:
s1 oil separation adjustment
The sewage is collected into a sump well in a centralized manner, then the sewage is lifted into a comprehensive oil separation adjusting device (3) through a sewage lifting pump (1) and a water inlet pipeline (2) of the comprehensive oil separation adjusting device, and the comprehensive oil separation adjusting device (3) is utilized to carry out multi-stage oil separation and sewage adjustment operation in an oil separation area (5) through an oil separation pipeline (4);
s2, adding medicine and coagulating
The sewage subjected to oil removal regulation enters a clear water area (6) of an oil removal regulation device, is transferred to a water inlet pipeline (7) of an air floatation reaction device by a sewage transfer pump (27), and is added with a medicament by a medicament dissolving and adding system (8) at the same time, and then the water inlet pipeline (7) of the air floatation reaction device synchronously sends the sewage and the medicament into a rotational flow reaction area (9) of the air floatation reaction device (10) for medicament adding coagulation reaction and is uniformly mixed in the rotational flow reaction area (9);
s3 air flotation reaction
Sewage uniformly mixed in a rotational flow reaction zone (9) of an air floatation reaction device (10) enters a dissolved air reaction zone (11) for air floatation reaction treatment, the sewage after reaction is discharged from a clear water zone (12) of the air floatation reaction device, and then automatically flows to an anaerobic reaction tank (14) after being subjected to water discharge liquid level regulation through a valve (13);
s4 anaerobic reaction
As the perforated water distribution pipeline (15) is distributed in the anaerobic reaction tank (14), sewage flowing into the anaerobic reaction tank (14) enters the reaction zone (16) for anaerobic reaction after uniform water distribution;
s5, three-phase separation
The sewage after the anaerobic reaction enters a three-phase separation module (17) to separate gas, liquid and solid phases, the gas is collected and discharged through an exhaust pipe (18), the sludge is intercepted by the three-phase separation module (17) and sinks, and the sewage is discharged to an RABF biochemical tank (20) through an anaerobic reaction tank water collection tank (19);
s6, biochemical reaction
The RABF biochemical tank (20) is internally provided with a perforated water distribution pipeline (15) in the same way, sewage flowing into the RABF biochemical tank (20) enters an RABF module (21) after being uniformly distributed with water, an aeration disc (25) is arranged in the RABF biochemical tank (20), power is provided by an air blower (26), so that the sewage in the RABF biochemical tank (20) can be uniformly aerated, an adjustable water collecting tank (22) is arranged in the RABF module (21), and the sewage is purified by the RABF biochemical tank (20) and then flows out to a water outlet pipeline (23) of the RABF biochemical tank through the adjustable water collecting tank (22);
s7, adding medicine for disinfection
And (3) adding a disinfectant into the RABF biochemical tank water outlet pipeline (23) through a disinfection and drug adding system (24) to carry out drug adding and disinfection reaction, and then discharging the clear water after the disinfection reaction into a clear water tank through the RABF biochemical tank water outlet pipeline (23) to finish the sewage purification process.
3. The sewage purification method integrating oil removal regulation, coagulation air flotation, chemical addition disinfection and the like according to claim 2 is characterized in that: oil removal district (5) and oil removal pipeline (4) all are provided with three groups, and are adjacent setting between oil removal district (5).
4. The sewage purification method integrating oil removal regulation, coagulation air flotation, chemical addition disinfection and the like according to claim 2 is characterized in that: the medicine dissolving and adding system (8) is communicated with the inside of the water inlet pipeline (7), and the water inlet pipeline (7) is communicated with the inside of the rotational flow reaction zone (9).
5. The sewage purification method integrating oil removal regulation, coagulation air flotation, chemical addition disinfection and the like according to claim 2 is characterized in that: the perforation in the perforation water distribution pipeline (15) is arranged at equal intervals.
6. The sewage purification method integrating oil removal regulation, coagulation air flotation, chemical addition disinfection and the like according to claim 2 is characterized in that: the aeration discs (25) are provided with four groups, and the aeration discs (25) are symmetrical with each other about the vertical central line of the RABF biochemical tank (20).
7. The sewage purification method integrating oil removal regulation, coagulation air flotation, chemical addition disinfection and the like according to claim 2 is characterized in that: the disinfection and drug adding system (24) is communicated with the inside of the RABF biochemical tank water outlet pipeline (23), and the RABF biochemical tank water outlet pipeline (23) is communicated with the inside of the clean water tank.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110417405.5A CN113321370A (en) | 2021-04-19 | 2021-04-19 | Sewage purification method integrating oil removal regulation, coagulation air flotation, and chemical addition disinfection |
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| CN202110417405.5A CN113321370A (en) | 2021-04-19 | 2021-04-19 | Sewage purification method integrating oil removal regulation, coagulation air flotation, and chemical addition disinfection |
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2021
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| US20140131272A1 (en) * | 2012-04-20 | 2014-05-15 | Anaergia Inc. | Anaerobic treatment of industrial wastewater |
| CN103435235A (en) * | 2013-09-13 | 2013-12-11 | 北京英特环科水处理工程设备有限公司 | Kitchen waste filtrate treatment equipment and method |
| CN208562070U (en) * | 2018-06-06 | 2019-03-01 | 深圳市深水水务咨询有限公司 | The quickly biochemical black and odorous water processing system in conjunction with biological aerated filter |
| CN110451722A (en) * | 2019-08-08 | 2019-11-15 | 四川美富特生态科技有限责任公司 | A kind of sewage disposal system |
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