CN111072180A - Jet aeration and stirring integrated sewage treatment device and method - Google Patents
Jet aeration and stirring integrated sewage treatment device and method Download PDFInfo
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- CN111072180A CN111072180A CN201911392099.3A CN201911392099A CN111072180A CN 111072180 A CN111072180 A CN 111072180A CN 201911392099 A CN201911392099 A CN 201911392099A CN 111072180 A CN111072180 A CN 111072180A
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- 238000005273 aeration Methods 0.000 title claims abstract description 78
- 238000003756 stirring Methods 0.000 title claims abstract description 58
- 239000010865 sewage Substances 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 92
- 238000006243 chemical reaction Methods 0.000 claims abstract description 45
- 239000000725 suspension Substances 0.000 claims abstract description 18
- 238000005276 aerator Methods 0.000 claims abstract description 17
- 239000000945 filler Substances 0.000 claims abstract description 8
- 230000010354 integration Effects 0.000 claims abstract 2
- 239000010802 sludge Substances 0.000 claims description 67
- 239000007788 liquid Substances 0.000 claims description 49
- 208000028659 discharge Diseases 0.000 claims description 37
- 238000004062 sedimentation Methods 0.000 claims description 12
- 238000013019 agitation Methods 0.000 claims description 9
- 239000006228 supernatant Substances 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 5
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000004744 fabric Substances 0.000 abstract 1
- 238000012856 packing Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000003287 bathing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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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
- C02F7/00—Aeration of stretches of water
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/005—Processes using a programmable logic controller [PLC]
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/42—Liquid level
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Activated Sludge Processes (AREA)
Abstract
The invention discloses a jet aeration and stirring integrated sewage treatment device and a method, wherein the method comprises the following steps: comprises a reaction tank, a comprehensive submersible lift pump and an interception screen; add suspension filler in the reaction tank, synthesize dive elevator pump and intercept the screen cloth and locate in the reaction tank, still include inlet channel, lifting pipe, promote the stirred conduit, efflux aeration inlet channel, efflux aeration inlet branch pipe, comb water pipeline, outlet conduit and arrange mud pipeline, efflux aerator, air filter valve, suspension comb hydrophone, promote stirring motorised valve, efflux aeration inlet motorised valve, go out water motorised valve, arrange mud motorised valve. The device has obvious effect of treating sewage, and has the outstanding improvements in the aspects of simple device, high integration, high treatment efficiency, high load, low energy consumption, small occupied area, low device cost and the like.
Description
Technical Field
The invention relates to the field of sewage treatment, in particular to a jet aeration and stirring integrated sewage treatment device and method.
Background
China has rich water resources, and urban sewage discharge, industrial sewage discharge and the like become important pollution sources along with the development of economy. In the past, a buoy station mode is mostly adopted for water quality monitoring to collect and monitor a monitored water area. The buoy station usually adopts a large platform type buoy or a ship body type buoy, and a plurality of monitoring devices, solar panels and the like are arranged above the buoy. The diameter of the buoy platform is as much as two to three meters, the carried equipment is various, the whole volume is large, the maintenance is difficult, the data acquisition interval is long, and the real ecological environment of water quality is difficult to reflect actually.
Disclosure of Invention
The invention aims to provide an integrated float-type water quality monitoring device and method which are small in size and convenient to monitor, aiming at the defects of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a jet aeration and stirring integrated sewage treatment device comprises a reaction tank, a comprehensive submersible lift pump and an interception screen; suspension filler is added into the reaction tank, the comprehensive submersible lift pump and the interception screen are arranged in the reaction tank, and the interception screen is arranged on one side of the comprehensive submersible lift pump;
the sewage treatment device also comprises a water inlet pipeline, a lifting stirring pipeline, a jet aeration air inlet branch pipe, a water grate pipeline, a water outlet pipeline, a sludge discharge pipeline, a jet aerator, an air filter valve, a suspension water grate, a lifting stirring electric valve, a jet aeration air inlet electric valve, a water outlet electric valve and a sludge discharge electric valve;
the water inlet pipeline is arranged on the side surface of the reaction tank, the comprehensive submersible lifting pump is connected with a lifting pipeline, a lifting stirring electric valve and a sludge discharge electric valve are respectively arranged on two sides of the lifting pipeline after the lifting pipeline is shunted, the other end of the sludge discharge electric valve is connected with a sludge discharge pipeline, the other end of the lifting stirring electric valve is connected with a lifting stirring pipeline, the other end of the connecting lifting stirring pipeline is connected with a jet aeration air inlet pipeline, a jet aerator is arranged at the part of the jet aeration air inlet pipeline, which is positioned in the reaction tank, and an air filter valve and a jet aeration air inlet electric valve are arranged at the; the reaction tank is also internally provided with a suspension water grate, the suspension water grate is connected with a water grate pipeline, and the tail end of the water grate pipeline is connected with a water outlet pipeline and a water outlet electric valve.
Further, the sewage treatment device also comprises a sludge liquid level meter and a liquid level meter which are arranged in the reaction tank.
Furthermore, the jet aeration air inlet pipeline comprises an annular jet aeration air inlet branch pipe, one end of the annular jet aeration air inlet branch pipe is provided with an air filter valve and a jet aeration air inlet electric valve, the other end of the annular jet aeration air inlet branch pipe is connected with the lifting stirring pipeline, and jet aerators are arranged on the jet aeration air inlet branch pipes on the two sides of the lifting stirring pipeline.
Further, the suspended filler is separated from the comprehensive submersible lift pump by an intercepting screen. The integrated submersible lift pump is located on the side without the suspended packing.
Furthermore, the water inlet pipeline adopts self-flowing water inlet.
Further, the jet aerator is communicated with the external air through a jet aeration air inlet pipeline.
Further, the sewage treatment method based on the jet aeration and stirring integrated sewage treatment device comprises the following steps:
the method comprises the following steps: in the water inlet stage, the comprehensive submersible lift pump is closed, and all valves are in a closed state; the sewage automatically flows into the reaction tank through a water inlet pipeline until the liquid level reaches the operation water level preset by the liquid level meter, and the water inlet stage is finished; the time used in the water inlet stage is determined according to the actual situation and the equipment condition;
step two: in the reaction stage, a comprehensive submersible lift pump is started, a lifting stirring electric valve and a jet aeration air inlet electric valve are opened, a water outlet electric valve and a sludge discharge electric valve are in a closed state, and the DO value and the stirring degree in water are adjusted by controlling the opening degree of the lifting stirring electric valve and the opening degree of the jet aeration air inlet electric valve;
step three: in the sedimentation stage, the comprehensive submersible lift pump is closed, and all valves are in a closed state; the sedimentation process is controlled according to the liquid level preset by the sludge liquid level meter, and the sedimentation time is adjusted according to the sludge sedimentation performance;
step four: in the drainage stage, the comprehensive submersible lifting pump is closed, the water outlet electric valve is opened, and the lifting stirring electric valve, the jet aeration air inlet electric valve and the sludge discharge electric valve are in a closed state; forming supernatant liquid with the upper part capable of being patted after the treatment of the first step to the third step, discharging the supernatant liquid out of the pool body through a suspension grate water device, and finishing the drainage stage when the liquid level of the supernatant liquid is close to the liquid level of the sludge;
step five: in the sludge discharge stage, after the sludge liquid level exceeds the preset value of a sludge liquid level meter, a comprehensive submersible lifting pump is started, a sludge discharge electric valve is opened, and a lifting stirring electric valve, a jet aeration air inlet electric valve and a water outlet electric valve are in a closed state; and discharging the sludge out of the reaction tank.
Further, the DO value in the second step is controlled to be more than 2mg/L, the reaction stage time is 2-4h, and the time is set according to the actual situation.
Furthermore, the settling time is adjusted to be 0.5-2h according to the settling performance of the sludge.
Furthermore, sewage treatment parameters are preset through a single chip microcomputer, and the opening and the closing of the integrated submersible lifting pump and the lifting and stirring electric valve, the jet aeration air inlet electric valve, the water outlet electric valve and the sludge discharge electric valve are controlled by electric signals fed back by the liquid level meter and the sludge liquid level meter.
By adopting the technical scheme of the invention, the invention has the beneficial effects that: compared with the prior art, the invention has the following beneficial effects:
(1) the device is simple and highly integrated, and only one comprehensive submersible lift pump is used for completing a series of work including stirring, aeration and sludge discharge;
(2) the device has high treatment efficiency and high load, adopts a mixed treatment process of sludge and suspended filler, adopts jet aeration, fully mixes oxygen and wastewater, and has an oxygen utilization rate of 20-35 percent;
(3) the device has low energy consumption, only one comprehensive submersible lift pump and a plurality of electric valves are provided, and the energy consumption is reduced by 50 to 70 percent compared with the traditional process;
(4) the device has small occupied area and only one reaction tank, and saves the occupied area by 30 to 50 percent compared with the traditional process;
(5) the device has the advantages of low manufacturing cost, only one reaction tank and only one comprehensive submersible lift pump, extremely low material consumption, and 30 to 50 percent of manufacturing cost saving compared with the traditional process;
(6) the device has high intelligent degree, and the electric signals fed back by the liquid level meter and the sludge liquid level meter control the starting and stopping of the comprehensive submersible lifting pump and the opening and closing of the lifting stirring electric valve, the jet aeration air inlet electric valve, the water outlet electric valve and the sludge discharge electric valve through the conditions preset by the PLC;
(7) the device is simple and convenient to maintain, only one comprehensive submersible lifting pump and a plurality of electric valves need to be maintained, and the required manpower is greatly reduced;
(8) the sequencing batch type treatment mode is suitable for treating most discontinuous sewage with small water volume, including villages and towns, enterprises, catering industry, bathing places and the like.
Drawings
FIG. 1 is a structural view of a jet aeration and agitation integrated sewage treatment apparatus provided by the present invention.
Wherein, 1, a water inlet pipeline; 2. a comprehensive submersible lift pump; 3. lifting the pipeline; 4. lifting the stirring pipeline; 5. a jet aerator; 6. an air filter valve; 7. a jet aeration air intake conduit; 8. a jet aeration gas inlet branch pipe; 9. suspending the filler; 10. a suspension grate water device; 11. a grate water pipeline; 12. a water outlet pipeline; 13. a sludge discharge pipeline; 14. lifting the stirring electric valve; 15. a jet aeration air inlet electric valve; 16. an electric water outlet valve; 17. a mud discharge electric valve; 18. intercepting a screen mesh; 19. a liquid level meter; 20. a sludge liquid level meter 21 and a reaction tank.
Detailed Description
Specific embodiments of the present invention will be further described with reference to the accompanying drawings.
As shown in the figure, the jet aeration and stirring integrated sewage treatment device comprises a reaction tank 21, a comprehensive submersible lift pump 2 and an interception screen 18; a suspended filler 9 is added into the reaction tank 21, the comprehensive submersible lift pump 2 and the interception screen 18 are arranged in the reaction tank 21, and the interception screen 18 is arranged on one side of the comprehensive submersible lift pump 2; the method adopts a mode of cooperative work of an activated sludge method and a biomembrane method, reduces the influence of water quality and water quantity fluctuation on the treatment efficiency, improves the reaction efficiency and shortens the reaction period.
The sewage treatment device also comprises a water inlet pipeline 1, a lifting pipeline 3, a lifting stirring pipeline 4, a jet aeration air inlet pipeline 7, a jet aeration air inlet branch pipe 8, a water grate pipeline 11, a water outlet pipeline 12, a sludge discharge pipeline 13, a jet aerator 5, an air filter valve 6, a suspension water grate 10, a lifting stirring electric valve 14, a jet aeration air inlet electric valve 15, a water outlet electric valve 16 and a sludge discharge electric valve 17. The jet aerator 5 is a conventional device, and the suspension grate water device 10 is a conventional structure.
The water inlet pipeline 1 is arranged on the side surface of the reaction tank 21 and is positioned on the upper part of the reaction tank. The comprehensive submersible lift pump 2 is connected with a lift pipeline 3, a lifting stirring electric valve 14 and a sludge discharge electric valve 17 are respectively arranged on two sides of the lift pipeline 3 after the lift pipeline 3 is shunted, the other end of the sludge discharge electric valve 17 is connected with a sludge discharge pipeline 13, the other end of the lifting stirring electric valve 14 is connected with a lifting stirring pipeline 4, the other end of the connecting lifting stirring pipeline 4 is connected with a jet aeration air inlet pipeline 7, a jet aerator 5 is arranged on the part, located in a reaction tank 21, of the jet aeration air inlet pipeline 7, and an air filter valve 6 and a jet aeration air inlet electric valve 15 are arranged at the tail end of the jet aeration air inlet pipeline; the reaction tank 21 is also internally provided with a suspension water grate 10, the suspension water grate 10 is connected with a water grate pipeline 11, and the tail end of the water grate pipeline 11 is connected with a water outlet pipeline 12 and a water outlet electric valve 16. The end of the grate water pipe 11 is positioned at the lower part of the reaction tank 21.
Is sucked by the negative pressure generated by the jet aerator 5 and is sprayed into the reaction tank 21 along with the mixture of the sewage to complete aeration and stirring; the jet aerator 5 employs the principle of a venturi tube, which is well known to those skilled in the art.
The sewage treatment device also comprises a sludge liquid level meter 20 and a liquid level meter 19 which are arranged in a reaction tank 21.
The jet aeration air inlet pipeline 7 comprises an annular jet aeration air inlet branch pipe 8, one end of the annular jet aeration air inlet branch pipe 8 is provided with an air filter valve 6 and a jet aeration air inlet electric valve 15, the other end of the annular jet aeration air inlet branch pipe is connected with the lifting stirring pipeline 4, and jet aerators 5 are arranged on the jet aeration air inlet branch pipes 8 on the two sides of the lifting stirring pipeline 4.
The jet aerator 5 is communicated with the external air through a jet aeration air inlet pipeline 7.
The suspended packing 9 is separated from the integrated submersible lift pump 2 by an intercepting screen 18. The integrated submersible lift pump 2 is located on the side without the suspended packing 9.
The water inlet pipeline 1 adopts self-flowing water inlet.
All the electric valves in the device can be replaced by manual valves.
The invention also comprises a sewage treatment method based on the jet aeration and stirring integrated sewage treatment device, which comprises the following steps:
the method comprises the following steps: in the water inlet stage, the comprehensive submersible lift pump 2 is closed, and all valves are in a closed state; the sewage automatically flows into the reaction tank 21 through the water inlet pipeline 1 until the liquid level reaches the operation water level preset by the liquid level meter 19, and the water inlet stage is finished; the time used in the water inlet stage is determined according to the actual situation and the equipment condition;
step two: in the reaction stage, the comprehensive submersible lift pump 2 is started, the lifting stirring electric valve 14 and the jet aeration air inlet electric valve 15 are opened, the water outlet electric valve 16 and the sludge discharge electric valve 17 are in a closed state, and the DO value and the stirring degree in water are adjusted by controlling the opening degree of the lifting stirring electric valve 14 and the opening degree of the jet aeration air inlet electric valve 15;
step three: in the sedimentation stage, the comprehensive submersible lift pump 2 is closed, and all valves are in a closed state; the sedimentation process is controlled according to the liquid level preset by the sludge liquid level meter 20, and the sedimentation time is adjusted according to the sedimentation performance of the sludge;
step four: in the drainage stage, the comprehensive submersible lifting pump 2 is closed, the water outlet electric valve 16 is opened, and the lifting stirring electric valve 14, the jet aeration air inlet electric valve 15 and the sludge discharge electric valve 17 are in a closed state; supernatant liquid with the upper part capable of being patted is formed after the treatment of the first step to the third step, the supernatant liquid is discharged out of the tank body through the suspension grate water device 10, and when the liquid level of the supernatant liquid is close to the liquid level of sludge, the water discharging stage is ended;
step five: in the sludge discharge stage, when the sludge liquid level exceeds the preset value of a sludge liquid level meter 20, the comprehensive submersible lifting pump 2 is started, the sludge discharge electric valve 17 is opened, and the lifting stirring electric valve 14, the jet aeration air inlet electric valve 15 and the water outlet electric valve 16 are in a closed state; the sludge is discharged out of the reaction tank 21. The sludge discharge stage is an unnecessary stage, most of the excess sludge enters the next treatment cycle, and a small amount of sludge is discharged out of the reaction tank 21.
And controlling the DO value in the step II to be more than 2mg/L, setting the reaction stage time to be 2-4h, and setting the time according to the actual situation.
The settling time is adjusted to be 0.5-2h according to the settling performance of the sludge.
Sewage treatment parameters are preset through a single chip microcomputer, and the start and stop of the comprehensive submersible lifting pump 2 and the opening and closing of the lifting stirring electric valve 14, the jet aeration air inlet electric valve 15, the water outlet electric valve 16 and the sludge discharge electric valve 17 are controlled by electric signals fed back by the liquid level meter 19 and the sludge liquid level meter 20.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (10)
1. The utility model provides a sewage treatment plant of efflux aeration stirring integration which characterized in that: comprises a reaction tank, a comprehensive submersible lift pump and an interception screen; suspension filler is added into the reaction tank, the comprehensive submersible lift pump and the interception screen are arranged in the reaction tank, and the interception screen is arranged on one side of the comprehensive submersible lift pump;
the sewage treatment device also comprises a water inlet pipeline, a lifting stirring pipeline, a jet aeration air inlet branch pipe, a water grate pipeline, a water outlet pipeline, a sludge discharge pipeline, a jet aerator, an air filter valve, a suspension water grate, a lifting stirring electric valve, a jet aeration air inlet electric valve, a water outlet electric valve and a sludge discharge electric valve;
the water inlet pipeline is arranged on the side surface of the reaction tank, the comprehensive submersible lifting pump is connected with a lifting pipeline, a lifting stirring electric valve and a sludge discharge electric valve are respectively arranged on two sides of the lifting pipeline after the lifting pipeline is shunted, the other end of the sludge discharge electric valve is connected with a sludge discharge pipeline, the other end of the lifting stirring electric valve is connected with a lifting stirring pipeline, the other end of the connecting lifting stirring pipeline is connected with a jet aeration air inlet pipeline, a jet aerator is arranged at the part of the jet aeration air inlet pipeline, which is positioned in the reaction tank, and an air filter valve and a jet aeration air inlet electric valve are arranged at the; the reaction tank is also internally provided with a suspension water grate, the suspension water grate is connected with a water grate pipeline, and the tail end of the water grate pipeline is connected with a water outlet pipeline and a water outlet electric valve.
2. A jet aeration and agitation integrated sewage treatment plant according to claim 1, wherein: the sewage treatment device also comprises a sludge liquid level meter and a liquid level meter which are arranged in the reaction tank.
3. A jet aeration and agitation integrated sewage treatment plant according to claim 1, wherein: the jet aeration air inlet pipeline comprises an annular jet aeration air inlet branch pipe, an air filter valve and a jet aeration air inlet electric valve are installed at one end of the annular jet aeration air inlet branch pipe, the other end of the annular jet aeration air inlet branch pipe is connected with the lifting stirring pipeline, and jet aerators are installed on the jet aeration air inlet branch pipes on the two sides of the lifting stirring pipeline.
4. A jet aeration and agitation integrated sewage treatment plant according to claim 1, wherein: the suspended filler is separated from the comprehensive submersible lift pump by an intercepting screen.
5. A jet aeration and agitation integrated sewage treatment plant according to claim 1 wherein said water inlet conduit is self-flowing.
6. A jet aeration and agitation integrated sewage treatment plant according to claim 1, wherein: the jet aerator is communicated with the external air through a jet aeration air inlet pipeline.
7. The sewage treatment method of the jet aeration-stirring integrated sewage treatment device according to claim 1, characterized in that: the method comprises the following steps:
the method comprises the following steps: in the water inlet stage, the comprehensive submersible lift pump is closed, and all valves are in a closed state; the sewage automatically flows into the reaction tank through a water inlet pipeline until the liquid level reaches the operation water level preset by the liquid level meter, and the water inlet stage is finished; step two: in the reaction stage, a comprehensive submersible lift pump is started, a lifting stirring electric valve and a jet aeration air inlet electric valve are opened, a water outlet electric valve and a sludge discharge electric valve are in a closed state, and the DO value and the stirring degree in water are adjusted by controlling the opening degree of the lifting stirring electric valve and the opening degree of the jet aeration air inlet electric valve;
step three: in the sedimentation stage, the comprehensive submersible lift pump is closed, and all valves are in a closed state; the sedimentation process is controlled according to the liquid level preset by the sludge liquid level meter, and the sedimentation time is adjusted according to the sludge sedimentation performance;
step four: in the drainage stage, the comprehensive submersible lifting pump is closed, the water outlet electric valve is opened, and the lifting stirring electric valve, the jet aeration air inlet electric valve and the sludge discharge electric valve are in a closed state; forming supernatant liquid with the upper part capable of being patted after the treatment of the first step to the third step, discharging the supernatant liquid out of the pool body through a suspension grate water device, and finishing the drainage stage when the liquid level of the supernatant liquid is close to the liquid level of the sludge;
step five: in the sludge discharge stage, after the sludge liquid level exceeds the preset value of a sludge liquid level meter, a comprehensive submersible lifting pump is started, a sludge discharge electric valve is opened, and a lifting stirring electric valve, a jet aeration air inlet electric valve and a water outlet electric valve are in a closed state; and discharging the sludge out of the reaction tank.
8. A jet aeration-agitation integrated sewage treatment method according to claim 7, characterized in that: the DO value in the second step is controlled to be more than 2mg/L, and the reaction stage time is 2-4 h.
9. A jet aeration-agitation integrated sewage treatment method according to claim 7, characterized in that: the settling time is adjusted to be 0.5-2h according to the settling performance of the sludge.
10. A jet aeration-agitation integrated sewage treatment method according to claim 7, characterized in that: sewage treatment parameters are preset through a single chip microcomputer, and the opening and the closing of a comprehensive submersible lifting pump and the opening and the closing of a lifting stirring electric valve, a jet aeration air inlet electric valve, a water outlet electric valve and a sludge discharge electric valve are controlled by electric signals fed back by the liquid level meter and the sludge liquid level meter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201911392099.3A CN111072180A (en) | 2019-12-30 | 2019-12-30 | Jet aeration and stirring integrated sewage treatment device and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911392099.3A CN111072180A (en) | 2019-12-30 | 2019-12-30 | Jet aeration and stirring integrated sewage treatment device and method |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186318A (en) * | 2016-08-05 | 2016-12-07 | 青岛思普润水处理股份有限公司 | Mud film composite S BR water treatment technology |
| CN108218148A (en) * | 2018-03-20 | 2018-06-29 | 青岛思普润水处理股份有限公司 | A kind of efficient MBBR integrated sewage treating apparatus and method |
| CN212151849U (en) * | 2019-12-30 | 2020-12-15 | 利晟（杭州）科技有限公司 | Sewage treatment plant of efflux aeration stirring integration |
-
2019
- 2019-12-30 CN CN201911392099.3A patent/CN111072180A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186318A (en) * | 2016-08-05 | 2016-12-07 | 青岛思普润水处理股份有限公司 | Mud film composite S BR water treatment technology |
| CN108218148A (en) * | 2018-03-20 | 2018-06-29 | 青岛思普润水处理股份有限公司 | A kind of efficient MBBR integrated sewage treating apparatus and method |
| CN212151849U (en) * | 2019-12-30 | 2020-12-15 | 利晟（杭州）科技有限公司 | Sewage treatment plant of efflux aeration stirring integration |
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