CN110342746A - A kind of paraquat production method for biologically treating wastewater - Google Patents
A kind of paraquat production method for biologically treating wastewater Download PDFInfo
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- CN110342746A CN110342746A CN201910660320.2A CN201910660320A CN110342746A CN 110342746 A CN110342746 A CN 110342746A CN 201910660320 A CN201910660320 A CN 201910660320A CN 110342746 A CN110342746 A CN 110342746A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—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
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
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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
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/101—Sulfur compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/12—Halogens or halogen-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
- C02F2101/163—Nitrates
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
- C02F2101/18—Cyanides
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/34—Organic compounds containing oxygen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/34—Organic compounds containing oxygen
- C02F2101/345—Phenols
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/38—Organic compounds containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/40—Organic compounds containing sulfur
-
- 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
- C02F2103/34—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32
- C02F2103/343—Nature of the water, waste water, sewage or sludge to be treated from industrial activities not provided for in groups C02F2103/12 - C02F2103/32 from the pharmaceutical industry, e.g. containing antibiotics
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/28—Anaerobic digestion processes
-
- 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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
- C02F3/341—Consortia of bacteria
Abstract
The invention discloses a kind of paraquats to produce method for biologically treating wastewater, and treatment effeciency is high, at low cost, while can be by bioanalysis reliable treatments paraquat waste water, and treatment effect is more excellent compared to traditional biological method.Specific step is as follows: (1) the civil construction stage by the present invention: requiring to build ABR, SBR biochemistry pool and mating structures, and pipe laying and equipment according to technique；(2) proprietary bio-carrier adds the stage: requiring to add proprietary bio-carrier to ABR and SBR according to technique；(3) the compound bacteria microorganism of EMO adds the activation stage: activating the microorganism of ABR and SBR respectively as requested, and adds to ABR and SBR；(4) tame the stage: ABR fills it up with waste water in pond, plays self-loopa, and SBR is added portionwise waste water and is aerated；(5) operation phase: after the completion of microbial acclimation, entire technique starts continuous operation, monitors the Inlet and outlet water index of each biochemistry pool daily, until meeting processing requirement completes a process flow.
Description
Technical field
The present invention relates to a kind of processing methods of paraquat production waste water, for carrying out at biology to paraquat production waste water
Reason purification.
Background technique
With the rapid development of agricultural, the type and dosage of pesticide are also increased rapidly, at this stage, major part used in China
Pesticide belongs to organic agricultural chemicals, many have the characteristics that toxicity it is big, it is difficult decompose, a disaster of the agricultural chemicals waste water as water treatment field
Topic.Currently used method has: biochemical treatment, incineration method, super oxidation etc.: conventional biochemical processing generally require tame for a long time it is micro-
Biology, and effect is unstable, many pesticides cannot be decomposed thoroughly；Condition needed for incineration method is harsh, cost is excessively high, and also easily leakage has
Malicious pernicious gas；Super oxidation the high requirements on the equipment, thus it is at high cost, and operating risk is larger, it is difficult to it is universal.
Traditional Biochemical method paraquat production waste water, with elasticity or the carrier of associativity, is led to using activated sludge
The bacterium that anaerobic pond and aerobic tank are gradually cultivated is crossed, the organic matter in waste water is made to be decomposed and be purified.But by hundred
The factors such as the withered production wastewater toxicity of grass is high, and hardly possible is decomposed influence, and simply so that such waste water is reached using bioanalysis
Qualified discharge purpose.
For this purpose, we constantly seek a kind of technique improved for paraquat production wastewater biochemical processing, to reach
The purpose of final waste water energy qualified discharge.
Summary of the invention
In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that it is raw to provide a kind of paraquat
Method for biologically treating wastewater is produced, treatment effeciency is high, and it is at low cost, while can be by bioanalysis reliable treatments paraquat waste water, place
It is more excellent compared to traditional biological method to manage effect.
In order to achieve the above object, the present invention is achieved by the following scheme:
A kind of paraquat production method for biologically treating wastewater, includes 5 steps: civil construction stage, proprietary bio-carrier
Add the stage, the compound bacteria microorganism of EMO adds activation stage, domestication stage, operation phase；Specific step is as follows:
(1) it the civil construction stage: requires to build ABR, SBR biochemistry pool and mating structures, and installing pipe according to technique
Road and equipment；
(2) proprietary bio-carrier adds the stage: requiring to add proprietary bio-carrier to ABR and SBR according to technique；
(3) the compound bacteria microorganism of EMO adds the activation stage: as requested respectively activate ABR and SBR microorganism, and to
ABR and SBR are added；
(4) tame the stage: ABR fills it up with waste water in pond, plays self-loopa, and SBR is added portionwise waste water and is aerated；
(5) operation phase: after the completion of microbial acclimation, entire technique starts continuous operation, monitors each biochemistry pool daily
Inlet and outlet water index, until meeting processing requirement completes a process flow.
As a kind of preferred embodiment of the invention: in the above method, influent COD is controlled within 1500mg/L, into
The paraquat of water controls within 30mg/L.
As a kind of preferred embodiment of the invention: in the above method, being discharged COD≤240mg/L, paraquat≤1mg/
L has reached industrial wastewater discharge standard.
As a kind of preferred embodiment of the invention: in the above method, the compound bacteria microorganism of EMO only need to be added once,
Without adding and rejuvenation；Bio-carrier only need to be added once.
The medicine have the advantages that
The present invention is by using EMO compound bacteria microbial technique and proprietary bio-carrier and ABR+SBR (such as Fig. 1) composition
The biochemical treatment of EMO biochemical treatment system, influent COD control within 1500mg/L, and the paraquat of water inlet is controlled in 30mg/L
Within, it is discharged COD≤240mg/L, is discharged paraquat≤1mg/L, up to 84%, paraquat removal rate reaches the COD removal rate of waste water
97%, reach industrial wastewater discharge standard, engineering practice shows the stability and operability of this process.
Detailed description of the invention
Fig. 1 is a kind of process flow chart of specific embodiment of the invention.
Specific embodiment
The specific embodiment of the invention is described with reference to the accompanying drawings and embodiments:
As shown in Figure 1, it illustrates a specific embodiment of the invention, as shown in Figure 1, the invention discloses a kind of uses
Biochemical method paraquat produces the process of waste water, this method are as follows: by using EMO compound bacteria microbial technique and proprietary
The biochemical treatment of the EMO biochemical treatment system of bio-carrier and ABR+SBR (such as Fig. 1) composition, influent COD are controlled in 1500mg/L
Within, the COD removal rate of waste water is up to 84%, and ammonia nitrogen removal frank reaches 95%, and paraquat removal rate has reached Industry Waste up to 97%
Water discharge standard, engineering practice show the stability and operability of this process.
Specifically, biochemistry of the present invention using EMO compound bacteria microbial technique and proprietary bio-carrier and ABR+SBR composition
Processing system.The COD of water inlet is controlled within 1500mg/L, and paraquat controls within 30mg/L, is discharged COD≤240mg/L,
Paraquat≤1mg/L has reached industrial wastewater discharge standard；
The compound bacteria microorganism of EMO of the invention is only with once adding, without adding and rejuvenation；Bio-carrier is proprietary biology
Carrier and only with once adding.
To sum up, the present invention relates to a kind of technical fields of paraquat production biological process of wastewater treatment method, more particularly to
A kind of paraquat by using EMO compound bacteria microbial technique and the biologic treating technique of proprietary bio-carrier and ABR+SBR
The method for producing biological process of wastewater treatment；The purpose of the invention is to overcome the prior art, provide one kind hundred grass
The method of withered production biochemical treatment process for wastewater, the method which produces biochemical treatment process for wastewater are multiple by using EMO
The biochemical treatment system of combined bacteria microbial technique and proprietary bio-carrier and ABR+SBR composition, reaches the COD removal rate of waste water
84%, ammonia nitrogen removal frank reaches 95%, and paraquat removal rate is up to 97%, and most of organic matter is degraded and reached in waste water
Industrial wastewater discharge standard.
Sewage Biological Treatment of the invention fully relies on the effect of microorganism to purify waste water, therefore the microorganism in sewage
Whether type whether complete (for pollutant to be dealt with), quantity just become the condition of most critical enough.Only by certainly
Bacterium germination come handle the new pollutant constantly synthesized be it is impossible, in conjunction with microorganism type, quantity and source, make its at
For the core content of Sewage Biological Treatment.
The EMO compound bacteria microbial technique that the present invention uses has many advantages, such as follows compared with traditional activated sludge process:
(1) A wide selection of colours and designs of microorganism, quantity are sufficient so that the decomposition of extremely complex intractable each type organic be able to it is smoothly complete
At.(2) microbe species are more, adapt to toxic environment, and can share out the work and help one another, put out one's full powers, and complete challenge.(3) micro- life
Object decomposing force extra-heavy, therefore can eliminate stink reduces amount of solid, and sludge is greatly reduced, thus can reduce processing cost with
Operation difficulty.(4) decoloring ability traditional biological method victory matched compared with physical-chemical process exceedes 10 times.(5) processing capacity and achievement be
Break the traditional concept of a lot of bioanalysis.EMO compound bacteria microbial technique and the comparison of traditional activated sludge process are as follows:
| Traditional activated sludge process | EMO compound bacteria microbial technique |
| It is big to add chemical drugs dosage, it is a lot of to generate sludge | Without this problem |
| Overall cost of erection is quite big, and land occupation is wide, the device is complicated | Without this problem |
| The removal rate of nitrogen (ammonia nitrogen) is relatively low | Without this problem |
| Quantity, the type of microorganism be not complete, and CODcr removal rate is low | Without this problem |
| When toxicant is more, the survival of microorganism is influenced | Without this problem |
| The organic matter removal that hardly possible is decomposed is difficult | Without this problem |
| A large amount of air must be supplied, energy source consumption is very big | Without this problem |
| Often there is sludge extruding problem | Without this problem |
In the specific implementation, the decomposition chain that high definition microorganism is constituted.The decomposing force of various microorganisms be it is different,
Selection high definition microbial species are implanted in sewage, and constitute the big feature that biological chain is EMO compound bacteria microbial technique.Its
The microorganism of high definition abundant is achieved the biological treatment of the difficult biochemical waste water of certain BOD/COD < 0.3 in system,
For high definition microorganism, the numerical value of the BOD of waste water is not conventional biochemical concept.
Contrast on effect of the present invention in the breakthrough of inhibiting substances concentration limit is as follows:
The present invention using EMO compound bacteria microbial technique to Environmental Protection in China circle generally believe can not biochemical treatment waste water
It is researched and developed, the result shows that, such as nitrobenzene waste water, black liquid, high SO4 2-、Cl-Waste water, the pigment of content are useless
Water, waste water from dyestuff, sauce waste water processed, pharmacy waste water, agricultural chemicals waste water, coking wastewater, gourmet powder waste water, saccharin wastewater etc. are completely may be used
With what is handled using EMO compound bacteria microbial technique.
The compound bacteria microorganism of EMO in the present invention only need to be added once, without adding domestication and rejuvenation.Present invention incorporates
Proprietary microbe carrier technique for fixing, proprietary microbe carrier increase the contact surface of microorganism and dirty organic pollutants
Product, and certain buffer function can be played, while proprietary microbe carrier has certain specific gravity, it is ensured that microbial biomass fills
Sufficient and proprietary microbe carrier is not lost.
As shown in Figure 1, a kind of method of the advanced treatment process of paraquat production waste water described in the present embodiment, implements
Divide 5 stages: civil construction stage, proprietary bio-carrier add the stage, the compound bacteria microorganism of EMO adds the activation stage, domestication
Stage, operation phase.It is specific as follows:
(1) it the civil construction stage: requires to build ABR and SBR biochemistry pool and other mating structures according to technique, and pacifies
Tubulature road and equipment.
(2) proprietary bio-carrier adds the stage: requiring to add proprietary bio-carrier to ABR and SBR according to technique.
(3) the compound bacteria microorganism of EMO adds the activation stage: as requested respectively activate ABR and SBR microorganism, and to
ABR and SBR are added.
(4) tame the stage: ABR fills it up with waste water in pond, plays self-loopa, and SBR is added portionwise waste water and is aerated.
(5) operation phase: after the completion of microbial acclimation, entire technique starts continuous operation, monitors each biochemistry pool daily
Inlet and outlet water index.
| Serial number | Index | Unit | Influent quality | Effluent quality |
| 1 | CODcr | mg/L | < 1500 | ≤240 |
| 2 | Ammonia nitrogen | mg/L | < 100 | ≤5 |
| 3 | Paraquat | mg/L | < 30 | ≤1 |
| 4 | pH | 7-8 | 6-9 |
Continuous operation 1 month, the water outlet paraquat of biochemistry pool was almost monitored less than COD and ammonia nitrogen have also all reached discharge
Standard illustrates EMO compound bacteria microbial technique to the efficient removal rate of paraquat production waste water.
It should be noted that paraquat production method for biologically treating wastewater disclosed by the invention can also be suitable for clethodim
The processing of waste water, when handling clethodim waste water, influent quality is COD < 10000mg/L；Kjeldahl nitrogen < 400mg/L；After processing
Effluent quality be COD≤500mg/L；Ammonia nitrogen≤35mg/L；
The present invention can also be suitable for the processing of Florfenicol waste water, and when handling Florfenicol waste water, influent quality is
COD < 10000mg/L；Kjeldahl nitrogen < 400mg/L；Treated, and effluent quality is COD≤500mg/L；Ammonia nitrogen≤35mg/L.
The preferred embodiment for the present invention is explained in detail above in conjunction with attached drawing, but the present invention is not limited to above-mentioned implementations
Mode within the knowledge of a person skilled in the art can also be without departing from the purpose of the present invention
It makes a variety of changes, these variations are related to the relevant technologies well-known to those skilled in the art, these both fall within the invention patent
Protection scope.
Many other changes and remodeling can be made by not departing from the spirit and scope of the present invention.It should be appreciated that the present invention is not
It is limited to specific embodiment, the scope of the present invention is defined by the following claims.
Claims (4)
1. a kind of paraquat produces method for biologically treating wastewater, it is characterised in that: include 5 steps: the civil construction stage, proprietary
Bio-carrier adds the stage, the compound bacteria microorganism of EMO adds activation stage, domestication stage, operation phase；Specific step is as follows:
(1) the civil construction stage: requiring to build ABR, SBR biochemistry pool and mating structures according to technique, and pipe laying and
Equipment；
(2) proprietary bio-carrier adds the stage: requiring to add proprietary bio-carrier to ABR and SBR according to technique；
(3) the compound bacteria microorganism of EMO adds the activation stage: activate the microorganism of ABR and SBR respectively as requested, and to ABR and
SBR is added；
(4) tame the stage: ABR fills it up with waste water in pond, plays self-loopa, and SBR is added portionwise waste water and is aerated；
(5) operation phase: after the completion of microbial acclimation, entire technique starts continuous operation, monitors the disengaging of each biochemistry pool daily
Water index, until meeting processing requirement completes a process flow.
2. a kind of paraquat as described in claim 1 produces method for biologically treating wastewater, it is characterised in that: influent COD control
Within 1500mg/L, the paraquat of water inlet is controlled within 30mg/L.
3. a kind of paraquat as claimed in claim 2 produces method for biologically treating wastewater, it is characterised in that: water outlet COD≤
240mg/L, paraquat≤1mg/L have reached industrial wastewater discharge standard.
4. a kind of paraquat as described in claim 1 produces method for biologically treating wastewater, it is characterised in that: EMO compound bacteria is micro-
Biology only need to be added once, without adding and rejuvenation；Bio-carrier only need to be added once.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111875187A (en) * | 2020-08-12 | 2020-11-03 | 湘潭建源生物技术开发有限公司 | Biological treatment method for wastewater from indomethacin production |
| CN112723667A (en) * | 2020-12-17 | 2021-04-30 | 重庆华歌生物化学有限公司 | Method for treating high-salinity wastewater of sodium trichloropyridinol |
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