CN110372147A - A kind of heavy duty detergent method for the treatment of city waste water - Google Patents
A kind of heavy duty detergent method for the treatment of city waste water Download PDFInfo
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- CN110372147A CN110372147A CN201910583587.6A CN201910583587A CN110372147A CN 110372147 A CN110372147 A CN 110372147A CN 201910583587 A CN201910583587 A CN 201910583587A CN 110372147 A CN110372147 A CN 110372147A
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- tank
- peristaltic pump
- 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
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- 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
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5254—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using magnesium compounds and phosphoric acid for removing ammonia
-
- 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
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- 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
- C02F2303/00—Specific treatment goals
- C02F2303/02—Odour removal or prevention of malodour
-
- 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
-
- 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
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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)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The invention discloses a kind of heavy duty detergent method for the treatment of city waste water, including conditioning tank, aeration tank, primary sedimentation tank, biological contact oxidation pond, coagulation reaction tank, inclined-tube sedimentation tank, disinfecting tank, charcoal filter and seven peristaltic pumps, first peristaltic pump connects the water outlet of conditioning tank and the water inlet of aeration tank by pipeline respectively；Second peristaltic pump connects the water outlet of aeration tank and the water inlet of primary sedimentation tank by pipeline respectively；The third peristaltic pump connects the water outlet of primary sedimentation tank and the water inlet of biological contact oxidation pond by pipeline respectively；4th peristaltic pump connects the water outlet of biological contact oxidation pond and the water inlet of coagulation reaction tank by pipeline respectively；The beneficial effects of the present invention are: improving municipal sewage change of water quality adaptability, increase resistance to overload shock power, keeps sludge surplus in treatment process few, anti-Organic loading shock ability is strong, shorten the sewage treatment time, reduces occupied area and improve CODcr, BOD5 removal rate.
Description
Technical field
The invention belongs to urban sewage treatment technology fields, and in particular to a kind of heavy duty detergent method for the treatment of city waste water.
Background technique
Many harm are left to us with being constantly progressive for human society, while also, city domestic sewage is exactly to endanger
One of evil.There are the about 300 unprocessed discharges of billion cubic meter sewage in China every year.Rivers, lake and the coastal waters for jeopardizing China, are caused
Multiple serious water contamination accident, and the benign cycle for resulting in water is seriously damaged, and people is made to be alerted to sewage treatment
It is directly related to people's health safety, society, economic sustainable development.
Municipal sewage treatment refers to change sewage property, it is made not generate the measure for endangering and taking to environment waters.
Municipal sewage treatment is generally divided into three-level: coagulation, be Applied Physics facture removal sewage in undissolved pollutant and
Parasitic ovum；Two stage treatment is that the oxidation operation of complexity various in sewage is degraded to simple object using biological treatment
Matter；Tertiary treatment, is the applied chemistry precipitation method, biochemical process, physical-chemical process etc., removes phosphorus in sewage, nitrogen, difficult to degrade
Organic matter, inorganic salts etc..
In order to improve municipal sewage change of water quality adaptability, increases resistance to overload shock power, keep sludge in treatment process remaining
Amount is few, and anti-Organic loading shock ability is strong, shortens the sewage treatment time, reduces occupied area and improves CODcr, BOD5 removal rate,
The present invention provides a kind of heavy duty detergent method for the treatment of city waste water thus.
Summary of the invention
The purpose of the present invention is to provide a kind of heavy duty detergent method for the treatment of city waste water, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of heavy duty detergent method for the treatment of city waste water, including
Conditioning tank, aeration tank, primary sedimentation tank, biological contact oxidation pond, coagulation reaction tank, inclined-tube sedimentation tank, disinfecting tank, activated carbon mistake
Filter and seven peristaltic pumps, wherein
First peristaltic pump connects the water outlet of conditioning tank and the water inlet of aeration tank by pipeline respectively；
Second peristaltic pump connects the water outlet of aeration tank and the water inlet of primary sedimentation tank by pipeline respectively；
The third peristaltic pump connects the water outlet of primary sedimentation tank and the water inlet of biological contact oxidation pond by pipeline respectively；
4th peristaltic pump respectively by pipeline connect biological contact oxidation pond water outlet and coagulation reaction tank into
The mouth of a river；
5th peristaltic pump connects the water outlet of coagulation reaction tank and the water inlet of inclined-tube sedimentation tank by pipeline respectively；
6th peristaltic pump connects the water outlet of inclined-tube sedimentation tank and the water inlet of disinfecting tank by pipeline respectively；
The peristaltic pump connects the water outlet of disinfecting tank and the water inlet of charcoal filter by pipeline respectively；
The processing method is as follows:
Step 1: it is quenched to sewage into conditioning tank after sewage slagging-off, it will be dirty by the pipeline being connected with the first peristaltic pump
Water is transported in aeration tank；
Step 2: sewage after Air Exposure passes through in the pipeline to primary sedimentation tank that is connected with the second peristaltic pump；
Step 3: acidification is hydrolyzed in sewage in primary sedimentation tank, and supernatant is defeated by the pipeline being connected with third peristaltic pump
It is sent in biological contact oxidation pond；
Step 4: sewage is in biological contact oxidation pond, through the microorganism aerobic processing on filler and aeration aerating；
Step 5: biological contact oxidation pond treated sewage passes through the pipeline that is connected with the 4th peristaltic pump to coagulation
In reaction tank, and flocculation aid is added into coagulation reaction tank, accelerates settling velocity；
Step 6: sewage after coagulation is by the pipeline to inclined-tube sedimentation tank that is connected with the 5th peristaltic pump, then leads to
It crosses in the pipeline to disinfecting tank being connected with the 6th peristaltic pump and carries out disinfection；
Step 7: sewage after disinfection is by the pipeline to charcoal filter that is connected with the 7th peristaltic pump, warp
Active carbon filtration deodorization, decoloration reach Treated sewage reusing or discharge.
As a preferred technical solution of the invention, in the step 1, the gas-water ratio of Air Exposure is 15:1.
As a preferred technical solution of the invention, in the step 4, gas-water ratio 12:1.
As a preferred technical solution of the invention, in the step 4, filler uses stereo-elastic fiber.
As a preferred technical solution of the invention, in the step 5, flocculation aid is magnesium carbonate or polyacrylamide
Amine.
As a preferred technical solution of the invention, when polyacrylamide is as flocculation aid, compound concentration takes 0.5%
Add alkali than 20%, is diluted to 0.1% after hydrolyzing 3.8-4.2h.
As a preferred technical solution of the invention, in the step 6, it is transported in disinfecting tank 7 and disappears
Malicious 25-35min.
Compared with prior art, the beneficial effects of the present invention are:
Municipal sewage change of water quality adaptability is improved, increases resistance to overload shock power, keeps sludge surplus in treatment process few,
Anti- Organic loading shock ability is strong, shortens the sewage treatment time, reduces occupied area and improves CODcr, BOD5 removal rate.
Detailed description of the invention
Fig. 1 is flow chart of the invention；
In figure: 1, conditioning tank；2, aeration tank；3, primary sedimentation tank；4, biological contact oxidation pond；5, coagulation reaction tank；6, inclined tube
Sedimentation basin；7, disinfecting tank；8, charcoal filter.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of heavy duty detergent method for the treatment of city waste water, including adjust
Pond 1, aeration tank 2, primary sedimentation tank 3, biological contact oxidation pond 4, coagulation reaction tank 5, inclined-tube sedimentation tank 6, disinfecting tank 7, activity
Carbon filter 8 and seven peristaltic pumps, wherein
First peristaltic pump connects the water outlet of conditioning tank 1 and the water inlet of aeration tank 2 by pipeline respectively；
Second peristaltic pump connects the water outlet of aeration tank 2 and the water inlet of primary sedimentation tank 3 by pipeline respectively；
Third peristaltic pump connects the water outlet of primary sedimentation tank 3 and the water inlet of biological contact oxidation pond 4 by pipeline respectively；
4th peristaltic pump connects the water outlet of biological contact oxidation pond 4 and the water inlet of coagulation reaction tank 5 by pipeline respectively
Mouthful；
5th peristaltic pump connects the water outlet of coagulation reaction tank 5 and the water inlet of inclined-tube sedimentation tank 6 by pipeline respectively；
6th peristaltic pump connects the water outlet of inclined-tube sedimentation tank 6 and the water inlet of disinfecting tank 7 by pipeline respectively；
7th peristaltic pump connects the water outlet of disinfecting tank 7 and the water inlet of charcoal filter 8 by pipeline respectively；
Processing method is as follows:
Step 1: it is quenched to sewage into conditioning tank 1 after sewage slagging-off, it will be dirty by the pipeline being connected with the first peristaltic pump
Water is transported in aeration tank 2；The gas-water ratio of Air Exposure is 15:1；
Step 2: sewage after Air Exposure passes through in the pipeline to primary sedimentation tank 3 that is connected with the second peristaltic pump；
Step 3: being hydrolyzed acidification under sewage environment closed in primary sedimentation tank 3, supernatant by with third peristaltic pump
In connected pipeline to biological contact oxidation pond 4；
Step 4: sewage is in biological contact oxidation pond 4, through the microorganism aerobic processing on filler and aeration aerating；Gas
Water ratio is 12:1；Filler uses stereo-elastic fiber, which has unique structure type, and large specific surface area is not blocked, filled
The characteristics such as oxygen performance is good, microorganism colonization is fast, demoulding is easy shorten dwell time of sewage so treatment effect is obvious；
Step 5: treated the sewage of biological contact oxidation pond 4 is by the pipeline that is connected with the 4th peristaltic pump to mixed
In solidifying reaction tank 5, the sewage after contact-oxidation pool is handled, most of labile organic compound is degraded, and forms the life largely to fall off
Object film, natural sedimentation effect is poor, and dwell time of sewage is long, therefore precipitating speed can obviously be accelerated by being suitably added a certain amount of flocculation aid
Degree, flocculation aid is added into coagulation reaction tank 5, and flocculation aid is magnesium carbonate or polyacrylamide；Polyacrylamide is as flocculation aid
When, compound concentration takes 0.5% to add alkali than 20%, is diluted to 0.1% after hydrolyzing 3.8h；
Step 6: sewage after coagulation is by the pipeline to inclined-tube sedimentation tank 6 that is connected with the 5th peristaltic pump, through upper
Streaming inclined tube is effectively precipitated and is filtered, and sewage is made to reach clear effect, then the pipeline by being connected with the 6th peristaltic pump
Carry out disinfection 25min in disinfecting tank 7；
Step 7: sewage after disinfection is by the pipeline to charcoal filter 8 that is connected with the 7th peristaltic pump, warp
Active carbon filtration deodorization, decoloration reach Treated sewage reusing or discharge.
Embodiment 2
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of heavy duty detergent method for the treatment of city waste water, including adjust
Pond 1, aeration tank 2, primary sedimentation tank 3, biological contact oxidation pond 4, coagulation reaction tank 5, inclined-tube sedimentation tank 6, disinfecting tank 7, activity
Carbon filter 8 and seven peristaltic pumps, wherein
First peristaltic pump connects the water outlet of conditioning tank 1 and the water inlet of aeration tank 2 by pipeline respectively；
Second peristaltic pump connects the water outlet of aeration tank 2 and the water inlet of primary sedimentation tank 3 by pipeline respectively；
Third peristaltic pump connects the water outlet of primary sedimentation tank 3 and the water inlet of biological contact oxidation pond 4 by pipeline respectively；
4th peristaltic pump connects the water outlet of biological contact oxidation pond 4 and the water inlet of coagulation reaction tank 5 by pipeline respectively
Mouthful；
5th peristaltic pump connects the water outlet of coagulation reaction tank 5 and the water inlet of inclined-tube sedimentation tank 6 by pipeline respectively；
6th peristaltic pump connects the water outlet of inclined-tube sedimentation tank 6 and the water inlet of disinfecting tank 7 by pipeline respectively；
7th peristaltic pump connects the water outlet of disinfecting tank 7 and the water inlet of charcoal filter 8 by pipeline respectively；
Processing method is as follows:
Step 1: it is quenched to sewage into conditioning tank 1 after sewage slagging-off, it will be dirty by the pipeline being connected with the first peristaltic pump
Water is transported in aeration tank 2；The gas-water ratio of Air Exposure is 15:1；
Step 2: sewage after Air Exposure passes through in the pipeline to primary sedimentation tank 3 that is connected with the second peristaltic pump；
Step 3: being hydrolyzed acidification under sewage environment closed in primary sedimentation tank 3, supernatant by with third peristaltic pump
In connected pipeline to biological contact oxidation pond 4；
Step 4: sewage is in biological contact oxidation pond 4, through the microorganism aerobic processing on filler and aeration aerating；Gas
Water ratio is 12:1；Filler uses stereo-elastic fiber, which has unique structure type, and large specific surface area is not blocked, filled
The characteristics such as oxygen performance is good, microorganism colonization is fast, demoulding is easy shorten dwell time of sewage so treatment effect is obvious；
Step 5: treated the sewage of biological contact oxidation pond 4 is by the pipeline that is connected with the 4th peristaltic pump to mixed
In solidifying reaction tank 5, the sewage after contact-oxidation pool is handled, most of labile organic compound is degraded, and forms the life largely to fall off
Object film, natural sedimentation effect is poor, and dwell time of sewage is long, therefore precipitating speed can obviously be accelerated by being suitably added a certain amount of flocculation aid
Degree, flocculation aid is added into coagulation reaction tank 5, and flocculation aid is magnesium carbonate or polyacrylamide；Polyacrylamide is as flocculation aid
When, compound concentration takes 0.5% to add alkali than 20%, is diluted to 0.1% after hydrolyzing 4.0h；
Step 6: sewage after coagulation is by the pipeline to inclined-tube sedimentation tank 6 that is connected with the 5th peristaltic pump, through upper
Streaming inclined tube is effectively precipitated and is filtered, and sewage is made to reach clear effect, then the pipeline by being connected with the 6th peristaltic pump
Carry out disinfection 30min in disinfecting tank 7；
Step 7: sewage after disinfection is by the pipeline to charcoal filter 8 that is connected with the 7th peristaltic pump, warp
Active carbon filtration deodorization, decoloration reach Treated sewage reusing or discharge.
Embodiment 3
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of heavy duty detergent method for the treatment of city waste water, including adjust
Pond 1, aeration tank 2, primary sedimentation tank 3, biological contact oxidation pond 4, coagulation reaction tank 5, inclined-tube sedimentation tank 6, disinfecting tank 7, activity
Carbon filter 8 and seven peristaltic pumps, wherein
First peristaltic pump connects the water outlet of conditioning tank 1 and the water inlet of aeration tank 2 by pipeline respectively；
Second peristaltic pump connects the water outlet of aeration tank 2 and the water inlet of primary sedimentation tank 3 by pipeline respectively；
Third peristaltic pump connects the water outlet of primary sedimentation tank 3 and the water inlet of biological contact oxidation pond 4 by pipeline respectively；
4th peristaltic pump connects the water outlet of biological contact oxidation pond 4 and the water inlet of coagulation reaction tank 5 by pipeline respectively
Mouthful；
5th peristaltic pump connects the water outlet of coagulation reaction tank 5 and the water inlet of inclined-tube sedimentation tank 6 by pipeline respectively；
6th peristaltic pump connects the water outlet of inclined-tube sedimentation tank 6 and the water inlet of disinfecting tank 7 by pipeline respectively；
7th peristaltic pump connects the water outlet of disinfecting tank 7 and the water inlet of charcoal filter 8 by pipeline respectively；
Processing method is as follows:
Step 1: it is quenched to sewage into conditioning tank 1 after sewage slagging-off, it will be dirty by the pipeline being connected with the first peristaltic pump
Water is transported in aeration tank 2；The gas-water ratio of Air Exposure is 15:1；
Step 2: sewage after Air Exposure passes through in the pipeline to primary sedimentation tank 3 that is connected with the second peristaltic pump；
Step 3: being hydrolyzed acidification under sewage environment closed in primary sedimentation tank 3, supernatant by with third peristaltic pump
In connected pipeline to biological contact oxidation pond 4；
Step 4: sewage is in biological contact oxidation pond 4, through the microorganism aerobic processing on filler and aeration aerating；Gas
Water ratio is 12:1；Filler uses stereo-elastic fiber, which has unique structure type, and large specific surface area is not blocked, filled
The characteristics such as oxygen performance is good, microorganism colonization is fast, demoulding is easy shorten dwell time of sewage so treatment effect is obvious；
Step 5: treated the sewage of biological contact oxidation pond 4 is by the pipeline that is connected with the 4th peristaltic pump to mixed
In solidifying reaction tank 5, the sewage after contact-oxidation pool is handled, most of labile organic compound is degraded, and forms the life largely to fall off
Object film, natural sedimentation effect is poor, and dwell time of sewage is long, therefore precipitating speed can obviously be accelerated by being suitably added a certain amount of flocculation aid
Degree, flocculation aid is added into coagulation reaction tank 5, and flocculation aid is magnesium carbonate or polyacrylamide；Polyacrylamide is as flocculation aid
When, compound concentration takes 0.5% to add alkali than 20%, is diluted to 0.1% after hydrolyzing 4.2h；
Step 6: sewage after coagulation is by the pipeline to inclined-tube sedimentation tank 6 that is connected with the 5th peristaltic pump, through upper
Streaming inclined tube is effectively precipitated and is filtered, and sewage is made to reach clear effect, then the pipeline by being connected with the 6th peristaltic pump
Carry out disinfection 35min in disinfecting tank 7；
Step 7: sewage after disinfection is by the pipeline to charcoal filter 8 that is connected with the 7th peristaltic pump, warp
Active carbon filtration deodorization, decoloration reach Treated sewage reusing or discharge.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of heavy duty detergent method for the treatment of city waste water, which is characterized in that including conditioning tank (1), aeration tank (2), primary sedimentation tank
(3), biological contact oxidation pond (4), coagulation reaction tank (5), inclined-tube sedimentation tank (6), disinfecting tank (7), charcoal filter
(8) and seven peristaltic pumps, wherein
First peristaltic pump passes through the water outlet of pipeline connection conditioning tank (1) and the water inlet of aeration tank (2) respectively；
Second peristaltic pump passes through the water outlet of pipeline connection aeration tank (2) and the water inlet of primary sedimentation tank (3) respectively；
The third peristaltic pump passes through the water inlet of the water outlet and biological contact oxidation pond (4) of pipeline connection primary sedimentation tank (3) respectively
Mouthful；
4th peristaltic pump passes through the water outlet and coagulation reaction tank (5) of pipeline connection biological contact oxidation pond (4) respectively
Water inlet；
5th peristaltic pump passes through the water inlet of the water outlet and inclined-tube sedimentation tank (6) of pipeline connection coagulation reaction tank (5) respectively
Mouthful；
6th peristaltic pump passes through the water inlet of the water outlet and disinfecting tank (7) of pipeline connection inclined-tube sedimentation tank (6) respectively
Mouthful；
7th peristaltic pump respectively by pipeline connection disinfecting tank (7) water outlet and charcoal filter (8) into
The mouth of a river；
The processing method is as follows:
Step 1: enter after sewage slagging-off conditioning tank (1) it is quenched to sewage, by the pipeline that is connected with the first peristaltic pump by sewage
It is transported in aeration tank (2)；
Step 2: the sewage after Air Exposure is interior to primary sedimentation tank (3) by the pipeline being connected with the second peristaltic pump；
Step 3: sewage is hydrolyzed acidification in the primary sedimentation tank (3), and supernatant passes through the pipeline that is connected with third peristaltic pump
In to biological contact oxidation pond (4)；
Step 4: sewage is in biological contact oxidation pond (4), through the microorganism aerobic processing on filler and aeration aerating；
Step 5: biological contact oxidation pond (4) treated sewage passes through the pipeline that is connected with the 4th peristaltic pump to coagulation
In reaction tank (5), and flocculation aid is added into coagulation reaction tank (5), accelerates settling velocity；
Step 6: the sewage after coagulation is interior to inclined-tube sedimentation tank (6) by the pipeline being connected with the 5th peristaltic pump, then passes through
It carries out disinfection in the pipeline being connected with the 6th peristaltic pump to disinfecting tank (7)；
Step 7: the sewage after disinfection is interior to charcoal filter (8) by the pipeline being connected with the 7th peristaltic pump, through work
Property carbon filtration deodorization, decoloration reach Treated sewage reusing or discharge.
2. a kind of heavy duty detergent method for the treatment of city waste water according to claim 1, it is characterised in that: in the step 1,
The gas-water ratio of Air Exposure is 15:1.
3. a kind of heavy duty detergent method for the treatment of city waste water according to claim 1, it is characterised in that: in the step 4,
Gas-water ratio is 12:1.
4. a kind of heavy duty detergent method for the treatment of city waste water according to claim 3, it is characterised in that: in the step 4,
Filler uses stereo-elastic fiber.
5. a kind of heavy duty detergent method for the treatment of city waste water according to claim 1, it is characterised in that: in the step 5,
Flocculation aid is magnesium carbonate or polyacrylamide.
6. a kind of heavy duty detergent method for the treatment of city waste water according to claim 5, it is characterised in that: polyacrylamide conduct
When flocculation aid, compound concentration takes 0.5% to add alkali than 20%, is diluted to 0.1% after hydrolyzing 3.8-4.2h.
7. a kind of heavy duty detergent method for the treatment of city waste water according to claim 1, it is characterised in that: in the step 6,
The 25-35min that carries out disinfection is transported in disinfecting tank (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910583587.6A CN110372147A (en) | 2019-07-01 | 2019-07-01 | A kind of heavy duty detergent method for the treatment of city waste water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910583587.6A CN110372147A (en) | 2019-07-01 | 2019-07-01 | A kind of heavy duty detergent method for the treatment of city waste water |
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| Publication Number | Publication Date |
|---|---|
| CN110372147A true CN110372147A (en) | 2019-10-25 |
Family
ID=68251485
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910583587.6A Withdrawn CN110372147A (en) | 2019-07-01 | 2019-07-01 | A kind of heavy duty detergent method for the treatment of city waste water |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111039510A (en) * | 2019-12-30 | 2020-04-21 | 华北水利水电大学 | Waste water filtering device for agricultural water-saving irrigation and filtering method thereof |
| CN114133107A (en) * | 2021-11-28 | 2022-03-04 | 复信(江苏)环境科技有限公司 | VOCs sewage treatment process |
-
2019
- 2019-07-01 CN CN201910583587.6A patent/CN110372147A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111039510A (en) * | 2019-12-30 | 2020-04-21 | 华北水利水电大学 | Waste water filtering device for agricultural water-saving irrigation and filtering method thereof |
| CN114133107A (en) * | 2021-11-28 | 2022-03-04 | 复信(江苏)环境科技有限公司 | VOCs sewage treatment process |
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Application publication date: 20191025 |