CN113292185A - Multifunctional green pre-oxidation sewage treatment equipment and application method - Google Patents
Multifunctional green pre-oxidation sewage treatment equipment and application method Download PDFInfo
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- CN113292185A CN113292185A CN202110445723.2A CN202110445723A CN113292185A CN 113292185 A CN113292185 A CN 113292185A CN 202110445723 A CN202110445723 A CN 202110445723A CN 113292185 A CN113292185 A CN 113292185A
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- 239000010865 sewage Substances 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000007254 oxidation reaction Methods 0.000 title claims description 30
- 230000003647 oxidation Effects 0.000 title claims description 25
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 154
- 239000007788 liquid Substances 0.000 claims abstract description 42
- 241000700605 Viruses Species 0.000 claims abstract description 23
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- 230000001580 bacterial effect Effects 0.000 claims abstract description 11
- 230000003197 catalytic effect Effects 0.000 claims abstract description 7
- 238000002347 injection Methods 0.000 claims description 22
- 239000007924 injection Substances 0.000 claims description 22
- 210000005056 cell body Anatomy 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 17
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 241000709661 Enterovirus Species 0.000 claims description 4
- 241000588724 Escherichia coli Species 0.000 claims description 4
- 241000702670 Rotavirus Species 0.000 claims description 4
- 241000607142 Salmonella Species 0.000 claims description 4
- 241000607768 Shigella Species 0.000 claims description 4
- 241000191967 Staphylococcus aureus Species 0.000 claims description 4
- 241000607626 Vibrio cholerae Species 0.000 claims description 4
- 241000701161 unidentified adenovirus Species 0.000 claims description 4
- 229940118696 vibrio cholerae Drugs 0.000 claims description 4
- 239000002351 wastewater Substances 0.000 abstract description 22
- 238000013461 design Methods 0.000 abstract description 11
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- GHXZTYHSJHQHIJ-UHFFFAOYSA-N Chlorhexidine Chemical compound C=1C=C(Cl)C=CC=1NC(N)=NC(N)=NCCCCCCN=C(N)N=C(N)NC1=CC=C(Cl)C=C1 GHXZTYHSJHQHIJ-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
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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
-
- 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
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
- C02F1/32—Treatment of water, waste water, or sewage by irradiation with ultraviolet light
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/003—Wastewater from hospitals, laboratories and the like, heavily contaminated by pathogenic microorganisms
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/32—Details relating to UV-irradiation devices
- C02F2201/322—Lamp arrangement
-
- 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
Abstract
A multifunctional green preoxidation sewage treatment device and an application method thereof are disclosed, the application designs a sewage treatment device for carrying out dual catalytic sterilization and disinfection of ultraviolet rays and hydrogen peroxide on waste liquid with bacteria and viruses generated in pharmaceutical factories, laboratories and hospitals, the device is characterized in that a closed type pool body is manufactured, a liquid inlet and a liquid outlet are arranged at the front and the back of the pool body, an ultraviolet lamp column group is arranged inside the pool body, and a hydrogen peroxide diverter is arranged at the outer side of the liquid inlet; by carrying out ultraviolet and hydrogen peroxide dual catalytic sterilization and disinfection on waste liquid entering a tank body, the problems that when the waste water with bacterial viruses is not treated in place in pharmaceutical factories, laboratories and hospitals, the animals and plants are affected by the killed bacterial viruses in the waste water which enters the natural environment, and the drug-resistant flora and viruses are generated, so that the result is difficult to recover is solved. The process is green, has no reagent residue and no secondary pollution.
Description
Technical Field
The invention relates to the technical field of medical wastewater treatment, in particular to multifunctional green pre-oxidation sewage treatment equipment and an application method thereof.
Background
People's health can not leave the medical technology, in order to guarantee people's health, the continuous development of medical technology's needs, need carry out scientific experiment research, need treat our disease through effectual treatment medicine and medical technology, and in these activities, we inevitably can produce some waste liquids with bacterial virus, traditional waste liquid treatment adopts chlorine disinfection, and its chlorine disinfection has the blind spot, because chlorine combines with ammonia nitrogen can produce chloramine, the disinfection bactericidal effect greatly reduced, is difficult to high-efficient killing bacterial virus.
In the prior art, drug-resistant bacteria and viruses are bred due to the large use of antibiotics, and the drug-resistant bacteria can be promoted to be produced by wastewater with the bacteria and viruses discharged by pharmaceutical factories, laboratories and hospitals, and can enter environmental water bodies due to the poor disinfection effect of sewage. The breeding of drug-resistant epidemic germs can be caused by the discharge of wastewater of hospitals in daily life, the livestock and poultry breeding wastewater is considered as a source of drug-resistant germs, the wastewater is not well disinfected by hospitals and farms, and bacteria, viruses and organisms can seriously threaten human beings when entering the water source. If the superbacteria can be accelerated by over-disinfection during the new crown period, the antibacterial components (triclosan, quaternary ammonium salt compounds, chlorhexidine, ethanol, chlorine-containing disinfectants and disinfection byproducts) in chemicals such as antibacterial hand sanitizer, leave-on hand sanitizer, chlorine-containing disinfectants and the like which are used in large quantities when the new crown epidemic situation is prevented from spreading can promote the genetic mutation of bacteria so as to generate antibiotic resistance, and can accelerate the spreading of resistance genes among bacteria. Even if only a few bacteria survive after being exposed to antibiotics, the survival, proliferation and propagation of the bacteria in the environment pose serious threats to environmental animals and plants, and in order to thoroughly kill the bacteria and viruses in the wastewater, people cannot rely on the existing treatment methods, and use the antibiotics, chlorine disinfection, alcohol disinfection and the like, but seek a safer, reliable and environment-friendly treatment method.
Disclosure of Invention
In order to solve the problems, the invention provides multifunctional green pre-oxidation sewage treatment equipment and an application method thereof, which utilize ultraviolet rays and hydrogen peroxide to carry out green and environment-friendly treatment on bacterial viruses existing in the wastewater, prevent the active bacterial viruses remained in the wastewater from entering the environment and causing threats to animals and plants in the environment, and simultaneously prevent the use of a large amount of antibiotics, alcohol and other medicines, and the occurrence of bacterial viruses which generate drug resistance and drug resistance in the environment and threaten the health of people. The process is green, has no reagent residue and no secondary pollution.
To achieve the purpose, the invention provides a multifunctional green pre-oxidation sewage treatment device, which comprises a liquid outlet, a pool body, a hydrogen peroxide injection port, a valve, a liquid inlet, a sealing cover, a lamp post fixing base, a lamp post power supply base, an ultraviolet lamp post and a hydrogen peroxide diverter, wherein the main body of the multifunctional green pre-oxidation sewage treatment device is the pool body, the pool body is a sealed box body with the sealing cover at the top end, the front end of the pool body is provided with the liquid outlet, the rear end of the pool body is provided with the liquid inlet, the side surface of the pool body is provided with the hydrogen peroxide injection port, the valve is arranged at the hydrogen peroxide injection port, the hydrogen peroxide diverter is arranged in the pool body after the hydrogen peroxide injection port passes through the pool body, the ultraviolet lamp post group is arranged in the pool body, the lower end in the pool body is provided with the lamp post fixing base, the upper part opposite to the lamp post fixing base is provided with the lamp post power supply base, and an ultraviolet lamp post is arranged between the lamp post fixing base and the lamp post power supply base.
As a further improvement of the invention, an ultraviolet lamp column group is arranged in the tank body, and bacteria and viruses in the sewage are killed by strong ultraviolet irradiation.
As a further improvement of the invention, the bacterial virus is mainly one or more of bacterial viruses such as escherichia coli, shigella, staphylococcus aureus, salmonella, vibrio cholerae, adenovirus, enterovirus, rotavirus and the like.
As a further improvement of the invention, a hydrogen peroxide flow divider for mixing the hydrogen oxide solution and the sewage is arranged in the tank body, so that the hydrogen peroxide solution and the sewage can be fully mixed when the sewage enters the tank body.
As a further improvement of the invention, the sealing cover above the tank body is detachable, and the sealing cover can be opened for replacement when the ultraviolet lamp post is damaged.
As a further improvement of the invention, the ultraviolet lamp column group has at least 3 groups of at least 2 ultraviolet lamp columns arranged side by side, and the corresponding arrangement is carried out according to the actual requirement.
The application relates to a multifunctional green pre-oxidation sewage treatment device and an application method thereof, which have the following design and characteristic points;
1) the utility model provides a multi-functional green pre-oxidation sewage treatment device, designs a box formula cell body of taking sealed lid, sets up business turn over liquid mouth around the cell body, installs hydrogen peroxide filling opening in cell body inlet one end outside, installs hydrogen peroxide shunt in the inside after the hydrogen peroxide filling opening passes the cell body, can make when infusing hydrogen peroxide solution let its and waste liquid intensive mixing;
2) the utility model provides an inside ultraviolet lamp post group that sets up of multi-functional green pre-oxidation sewage treatment device design cell body, ultraviolet lamp post group design be provided with lamp pole unable adjustment base for the inside lower extreme of cell body, and the upper portion design relative with lamp pole unable adjustment base is in order to have lamp pole power base, installs ultraviolet lamp post between lamp pole unable adjustment base and the lamp pole power base, flows through between the ultraviolet lamp post clearance during waste liquid treatment.
3) The utility model relates to a multi-functional green sewage treatment device that oxidizes designs cell body top and designs for the sealed lid of open-type, can open sealed lid and change when ultraviolet lamp pole damages.
4) The application of the multifunctional green pre-oxidation sewage treatment equipment is as follows: the hydrogen peroxide coupled ultraviolet lamp post is adopted to treat the wastewater containing one or more bacterial viruses such as escherichia coli, shigella, staphylococcus aureus, salmonella, vibrio cholerae, adenovirus, enterovirus, rotavirus and the like.
5) The multifunctional green pre-oxidation sewage treatment equipment is applied in the following specific steps and is characterized in that;
firstly, sewage containing bacteria and viruses enters a tank body 2 from a liquid inlet 5 at a flow speed of 10-50 m/s;
secondly, hydrogen peroxide is fed according to the volume ratio of 1:100-1:500 of the hydrogen peroxide to the sewage, namely, a valve 4 is opened to enable the hydrogen peroxide to pass through a hydrogen peroxide injection port 3, then the hydrogen peroxide enters a tank body 2 through a hydrogen peroxide separator 10 and is fully and uniformly mixed with the sewage, wherein the flow rate of the hydrogen peroxide is 5m/s-10 m/s;
thirdly, simultaneously starting the ultraviolet lamp post 9, carrying out catalytic oxidation reaction for 10-90 min, and keeping the sealing cover 6 sealed all the time;
fourthly, after the reaction is finished, the treated sewage is discharged through the liquid outlet 1, and then indexes such as COD, TOC, B/C, pH and the like are detected.
6) The process is green, and has no reagent residue and no secondary pollution.
Drawings
FIG. 1 is a schematic view of the present application in its entirety;
fig. 2 is a schematic diagram of the internal structure of the present application.
Name of component
1. A liquid outlet; 2. a tank body; 3. a hydrogen peroxide injection port; 4. a valve; 5. a liquid inlet; 6. a sealing cover; 7. a lamp post fixing base; 8. a lamp post power supply base; 9. an ultraviolet lamp post; 10 hydrogen peroxide splitter.
Detailed Description
The invention is described in further detail below with reference to the following detailed description and accompanying drawings:
the invention provides multifunctional green pre-oxidation sewage treatment equipment and an application method thereof.
As an embodiment of the present application, the present application provides a multifunctional green pre-oxidation sewage treatment device, which includes a liquid outlet 1, a tank body 2, a hydrogen peroxide injection port 3, a valve 4, a liquid inlet 5, a sealing cover 6, a lamp post fixing base 7, a lamp post power base 8, an ultraviolet lamp post 9 and a hydrogen peroxide diverter 10, and is characterized in that the main body of the multifunctional green pre-oxidation sewage treatment device is the tank body 2, the tank body 2 is a sealed tank body with the sealing cover 6 at the top end, the liquid outlet 1 is arranged at the front end of the tank body 2, the liquid inlet 5 is arranged at the rear end of the tank body 2, and internal threads which can be connected with other wastewater pipes are arranged on the liquid outlet 1 and the liquid inlet 5, so as to be conveniently; a hydrogen peroxide injection port 3 is arranged on the side surface of the tank body 2, a valve 4 is arranged at the hydrogen peroxide injection port 3, and the on-off and flow rate of the hydrogen peroxide solution can be controlled through the valve 4; the hydrogen peroxide injection inlet pipe penetrates through the tank body 2, and then a hydrogen peroxide diverter 10 is arranged in the tank body, is in a tip porous design, and can disperse hydrogen peroxide solution and fully mix with wastewater when wastewater enters the tank body 2; 2 inside ultraviolet lamp post groups that are provided with of cell body, ultraviolet lamp post group sets up to be provided with lamp post unable adjustment base 7 for 2 inside lower extremes of cell body, sets up in order to have lamp post power base 8 with 7 relative upper portions of lamp post unable adjustment base, installation ultraviolet lamp post 9 between lamp post unable adjustment base 7 and the lamp post power base 8, and lamp post unable adjustment base 7 fixes ultraviolet lamp post 9 in 2 bottoms of cell body, and lamp post power base 8 fixes and provides the power for ultraviolet lamp post 9 upper portion, sealed lid 6 when cell body 2 upper portion sets up to open can open, can open when 2 inside ultraviolet lamp posts 9 of cell body damage and change, open the washing when clearing up 2 insides of cell body.
As a specific embodiment of the present application, the present application provides a multifunctional green pre-oxidation sewage treatment device as shown in fig. 1-2, which comprises a liquid outlet 1, a tank body 2, a hydrogen peroxide injection port 3, a valve 4, a liquid inlet 5, a sealing cover 6, a lamp post fixing base 7, a lamp post power base 8, an ultraviolet lamp post 9 and a hydrogen peroxide diverter 10, wherein the main body of the multifunctional green pre-oxidation sewage treatment device as shown in fig. 1 is the tank body 2, the tank body 2 is a sealed tank body with the sealing cover 6 at the top end, the tank body 2 is provided with the liquid outlet 1 at the front end and the liquid inlet 5 at the rear end, and the liquid outlet 1 and the liquid inlet 5 are provided with internal threads capable of being connected with other wastewater pipes, so as to be conveniently installed at the rear end of a wastewater production device; a hydrogen peroxide injection port 3 is arranged on the side surface of the tank body 2, a valve 4 is arranged at the hydrogen peroxide injection port 3, and the on-off and flow rate of the hydrogen peroxide solution can be controlled through the valve 4; as shown in fig. 2, a hydrogen peroxide diverter 10 is arranged in the tank body after the hydrogen peroxide injection inlet pipe penetrates through the tank body 2, and the hydrogen peroxide diverter is in a tip porous design, so that injected hydrogen peroxide solution can be dispersed and fully mixed with wastewater when the wastewater enters the tank body 2; an ultraviolet lamp post group is arranged in the tank body 2, and the ultraviolet lamp posts are distributed in the tank body 2; the inside lower extreme of cell body 2 is provided with lamp pole unable adjustment base 7 for shown ultraviolet lamp post group sets up, upper portion setting relative with lamp pole unable adjustment base 7 is in order to have lamp pole power base 8, install ultraviolet lamp post 9 between shown lamp pole unable adjustment base 7 and the lamp pole power base 8, lamp pole unable adjustment base 7 fixes ultraviolet lamp post 9 in cell body 2 bottom, lamp pole power base 8 is fixed and is provided the power for ultraviolet lamp post 9 upper portion ultraviolet lamp post, sealed lid 6 when shown cell body 2 upper portion sets up to open, can open the change when cell body 2 inside ultraviolet lamp post 9 damages, open the washing when clearing up the cell body 2 inside. The equipment fully utilizes the powerful killing capacity of ultraviolet rays and hydrogen peroxide to bacteria and viruses through a simple structural design, carries out the wastewater treatment with the bacteria and viruses generated and discharged by pharmaceutical factories, laboratories and hospitals in a green and environment-friendly way, solves the blind spot of the traditional chlorine disinfection, avoids using too much antibiotics, alcohol and other drugs to sterilize and disinfect, generates drug resistance and drug resistance bacteria and viruses in the environment, and threatens the health of people.
As a specific embodiment of this application, this application provides the application of a multi-functional green pre-oxidation sewage treatment device. The COD in the wastewater discharged by a pharmaceutical factory is 5000mg/L, the TOC is 1000mg/L, and the B/C =0.30, the device of the invention is used for treating the wastewater with escherichia coli and staphylococcus aureus in the pharmaceutical factory, and the treatment method and the results are as follows:
firstly, sewage enters a tank body 2 from a liquid inlet 5 at a flow speed of 20 m/s;
secondly, adding hydrogen peroxide according to the volume ratio of 1:500 of hydrogen peroxide to sewage, namely opening a valve 4 to enable the hydrogen peroxide to pass through a hydrogen peroxide injection port 3, then entering a tank body 2 through a hydrogen peroxide separator 10, and fully and uniformly mixing the hydrogen peroxide with the sewage, wherein the flow velocity of the hydrogen peroxide is 5 m/s;
thirdly, simultaneously starting the ultraviolet lamp post 9, carrying out catalytic oxidation reaction for 10min, and keeping the sealing cover 6 sealed all the time;
and fourthly, after the reaction is finished, discharging the treated sewage through the liquid outlet 1, wherein the removal rate of COD is 90.0%, the removal rate of TOC is 88%, B/C =0.74 and the pH value of the wastewater is 7.
As a specific embodiment of this application, this application provides the application of a multi-functional green pre-oxidation sewage treatment device. The COD of the sewage discharged and treated by a certain hospital is 6000mg/L, the TOC is 1500mg/L, and the B/C =0.25, and the sewage is difficult to biodegrade, and the sewage with vibrio cholerae, adenovirus and enterovirus in the hospital is treated by using the device of the invention, and the treatment method and the results are as follows:
firstly, sewage enters a tank body 2 from a liquid inlet 5 at a flow speed of 50 m/s;
secondly, adding hydrogen peroxide according to the volume ratio of 1:200 of hydrogen peroxide to sewage, namely opening a valve 4 to enable the hydrogen peroxide to pass through a hydrogen peroxide injection port 3, then entering a tank body 2 through a hydrogen peroxide separator 10, and fully and uniformly mixing the hydrogen peroxide with the sewage, wherein the flow velocity of the hydrogen peroxide is 10 m/s;
thirdly, simultaneously starting the ultraviolet lamp post 9, carrying out catalytic oxidation reaction for 90min, and keeping the sealing cover 6 sealed all the time;
and fourthly, after the reaction is finished, discharging the treated sewage through a liquid outlet 1, wherein the COD removal rate is 87 percent, the TOC removal rate is 85 percent, the B/C =0.69 and the pH value of the wastewater is 7.
As a specific embodiment of this application, this application provides the application of a multi-functional green pre-oxidation sewage treatment device. The COD of the sewage discharged by a certain biochemical scientific research institute is 4000mg/L, the TOC is 800mg/L, and the B/C =0.28, the sewage with Shigella, salmonella and rotavirus is treated by the device, and the treatment method and the results are as follows:
firstly, sewage enters a tank body 2 from a liquid inlet 5 at a flow speed of 10 m/s;
secondly, adding hydrogen peroxide according to the volume ratio of 1:100 of hydrogen peroxide to sewage, namely opening a valve 4 to enable the hydrogen peroxide to pass through a hydrogen peroxide injection port 3, then entering a tank body 2 through a hydrogen peroxide separator 10, and fully and uniformly mixing the hydrogen peroxide with the sewage, wherein the flow velocity of the hydrogen peroxide is 8 m/s;
thirdly, simultaneously starting the ultraviolet lamp post 9, carrying out catalytic oxidation reaction for 60min, and keeping the sealing cover 6 sealed all the time;
and fourthly, after the reaction is finished, discharging the treated sewage through a liquid outlet 1, wherein the removal rate of COD is 93 percent, the removal rate of TOC is 90 percent, B/C =0.77 and the pH value of the wastewater is 6.5.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, but any modifications or equivalent variations made according to the technical spirit of the present invention are within the scope of the present invention as claimed.
Claims (6)
1. A multifunctional green pre-oxidation sewage treatment device comprises a liquid outlet (1), a pool body (2), a hydrogen peroxide injection port (3), a valve (4), a liquid inlet (5), a sealing cover (6), a lamp post fixing base (7), a lamp post power base (8), an ultraviolet lamp post (9) and a hydrogen peroxide diverter (10), and is characterized in that the main body of the multifunctional green pre-oxidation sewage treatment device is the pool body (2), the pool body (2) is a sealed box body with the sealing cover (6) at the top end, the front end of the pool body (2) is provided with the liquid outlet (1), the rear end of the pool body (2) is provided with the liquid inlet (5), the side surface of the pool body (2) is provided with the hydrogen peroxide injection port (3), the valve (4) is arranged at the hydrogen peroxide injection port (3), the hydrogen peroxide diverter (10) is arranged inside the pool body (2) after the hydrogen peroxide injection port (3) passes through the pool body (2), the utility model discloses a pond body, including cell body (2), cell body (2) inside be provided with ultraviolet lamp post group, the inside lower extreme of cell body (2) is provided with lamp post unable adjustment base (7), and the upper portion relative with lamp post unable adjustment base (7) sets up in order to have lamp post power base (8), install ultraviolet lamp post (9) between lamp post unable adjustment base (7) and lamp post power base (8).
2. The multifunctional green pre-oxidation sewage treatment equipment according to claim 1, wherein a hydrogen peroxide diverter (10) for mixing hydrogen peroxide solution with sewage is arranged inside the tank body (2).
3. The multifunctional green pre-oxidation sewage treatment equipment according to claim 1, wherein the sealing cover (6) above the tank body (2) is detachable.
4. The multifunctional green preoxidation sewage treatment plant according to claim 1 characterized in that the ultraviolet lamp columns are arranged side by side in at least 3 groups of at least 2 ultraviolet lamp columns (9).
5. An application method of multifunctional green pre-oxidation sewage treatment equipment is characterized by comprising the following specific steps;
firstly, sewage containing bacteria and viruses enters a tank body (2) from a liquid inlet (5) at a flow speed of 10-50 m/s;
secondly, adding hydrogen peroxide according to the volume ratio of 1:100-1:500 of the hydrogen peroxide to the sewage, namely opening a valve (4) to enable the hydrogen peroxide to pass through a hydrogen peroxide injection port (3), then entering a tank body (2) through a hydrogen peroxide separator (10) and fully and uniformly mixing the hydrogen peroxide with the sewage, wherein the flow velocity of the hydrogen peroxide is 5m/s-10 m/s;
thirdly, simultaneously starting the ultraviolet lamp post (9), carrying out catalytic oxidation reaction for 10-90 min, and keeping the sealing cover (6) sealed all the time;
fourthly, after the reaction is finished, the treated sewage is discharged through a liquid outlet (1), and then indexes such as COD, TOC, B/C, pH and the like are detected.
6. The application method of the multifunctional green pre-oxidation sewage treatment equipment as claimed in claim 5, wherein the bacterial virus is one or more of Escherichia coli, Shigella, Staphylococcus aureus, Salmonella, Vibrio cholerae, adenovirus, enterovirus, rotavirus and the like.
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| CN202110445723.2A CN113292185A (en) | 2021-04-25 | 2021-04-25 | Multifunctional green pre-oxidation sewage treatment equipment and application method |
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| CN202110445723.2A CN113292185A (en) | 2021-04-25 | 2021-04-25 | Multifunctional green pre-oxidation sewage treatment equipment and application method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1130977A (en) * | 1979-01-11 | 1982-09-07 | John L. Peel | Methods of sterilisation |
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