CN108178418A - A kind of method for handling electric system sanitary sewage - Google Patents
A kind of method for handling electric system sanitary sewage Download PDFInfo
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- CN108178418A CN108178418A CN201611120984.2A CN201611120984A CN108178418A CN 108178418 A CN108178418 A CN 108178418A CN 201611120984 A CN201611120984 A CN 201611120984A CN 108178418 A CN108178418 A CN 108178418A
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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
- C02F1/288—Treatment of water, waste water, or sewage by sorption using composite sorbents, e.g. coated, impregnated, multi-layered
-
- 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
-
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- 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
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- 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
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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)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The invention belongs to environmental technology fields, disclose a kind of method for handling electric system sanitary sewage, include the following steps：Step 1）Prepare large aperture carrier, step 2）Prepare composite bacteria agent, step 3）Prepare biochemical preparation, step 4）Sewage disposal.Processing method simple possible of the present invention, effect is good, and the biochemical preparation intensity used is high, and water-fastness, service life is long, without carrier is needed to change, avoids secondary pollution caused by thalline outflows with water, and without carrying out bacteria removing to discharge water body, save cost.
Description
Technical field
The invention belongs to environmental technology fields, and in particular to a kind of method for handling electric system sanitary sewage.
Background technology
Electric system can generate a large amount of sewage, and wherein sanitary sewage is the sewage of generation during human lives, is water
One of primary pollution source of body.Sanitary sewage contains a large amount of organic matter etc., it is total the characteristics of be nitrogenous, sulfur-bearing and phosphorous height, it is right
Water resource has certain harm, and pollutes environment.This method containing nitrogen sulphur phosphorus sewage is handled at present there are many planting, mainly
There are physical treatment process, method of chemical treatment and biological treatment.Physical treatment process is simplest water treating method, passes through physics point
The undissolved suspended contaminant in sewage is recycled from effect, physical treatment process can only handle some simple sewage disposals, but
Processing is very incomplete, it is difficult to reach discharge standard；Method of chemical treatment causes medicine to consume, and very big, sludge quantity is very big；Biological treatment is
Dissolve the pollutant in sewage by microbial metabolism, but this method investment is big, microbial inoculum service life is short, and flora is easily with water
Discharge, needs to constantly change microbial inoculum, and operating cost is high and complicated.
Invention content
The defects of in order to overcome the prior art, the object of the present invention is to provide a kind of sides for handling electric system sanitary sewage
Method, the method use biochemical preparation, treatment process simple possible, biochemical preparation includes large aperture absorption carrier and compound bacteria
Agent, microorganism colonization rate height, avoid thalline secondary pollution water body at service life length, strong adhesive force, save cost.
The present invention adopts the following technical scheme that realization：
A kind of method for handling electric system sanitary sewage, includes the following steps：Step 1）Prepare large aperture carrier, step 2）
Prepare composite bacteria agent, step 3）Prepare biochemical preparation, step 4）Sewage disposal.
Specifically, the step 1）Large aperture carrier is prepared, is included the following steps：
（1）By carborundum powder, zeolite powder, sepiolite powder, lithium bentonite, ferric trichloride, turfy soil, silica white, attapulgite
And sodium humate is according to 20-30:15-20:9-12:9-12:7-12:5-7:4-6:2-3:The mass ratio of 2-3 is mixed equal
It is even to obtain mixture；
（2）By above-mentioned mixture and acrylic sphere according to 2:3 volume ratio is placed in comminutor, is subsequently added into and is accounted for step（1）Institute
The polyvinyl alcohol water solution of a concentration of 5wt% of mixture quality 6% is obtained, the particle that grain size is 5mm is made；
（3）It will（2）Gained particle is placed in 100 DEG C of temperature drying 120min, places into sintering furnace and is sintered, heating rate 10
DEG C/minute, 900 DEG C of sintering temperature, keep the temperature 2 hours, take out, be cooled to room temperature to get.
Specifically, the step 2）Composite bacteria agent is prepared, is included the following steps：By Paracoccus denitrificans, solution starch gemma bar
Bacterium, Bacillus foecalis alkaligenes, bacillus pumilus and Rhodococcus ruber are trained a concentration of 1 × 10 respectively8The bacterium solution of a/ml, then
According to 3:2:2:1:1 parts by weight mixing, obtains mixed bacteria liquid；Again by mixed bacteria liquid and diatomite according to 1:2 mass ratio mixes
Conjunction stirs evenly, and finally carries out low temperature drying, and drying temperature is 15 DEG C, it is dry after water content for 8wt% to get.
Specifically, the step 3）Biochemical preparation is prepared, is included the following steps：By large aperture carrier and composite bacteria agent according to
10-20:The mass ratio of 3-7 is put into blender, 200rpm stir 3min to get.
Specifically, the step 4）Sewage disposal includes the following steps：By sanitary sewage after grid, into sand setting
Pond enters primary sedimentation tank by the sewage of girt-water separation, and subsequently into biological reaction pool, biochemical system is put into biological reaction pool
Agent, processing after a week, discharge liquid.
Preferably, the Paracoccus denitrificans is ATCC No.13543；The bacillus amyloliquefaciens are ATCC No.23843；Institute
Bacillus foecalis alkaligenes is stated as ATCC No.31555；The bacillus pumilus is ATCC No.27142；The Rhodococcus ruber is
ATCC No.15906。
Strain of the present invention can be from China Committee for Culture Collection of Microorganisms's common micro-organisms center
(CGMCC) and American Type Culture collection warehousing（ATCC）, Chinese agriculture Microbiological Culture Collection administrative center（ACCC）Purchase
It can buy.
Those skilled in the art can select suitable culture medium according to common sense and expand cultural method, make the work in bacterium solution
Bacterium number reaches 108It is a/gram and prepared according to the conventional method for preparing microbial solid preparation.
The advantageous effect that the present invention obtains mainly includes but is not limited to following and various aspects：
The method simple possible of present invention processing electric system sanitary sewage, the biochemical preparation effect used is good, service life
It is long；Biochemical preparation of the present invention includes large aperture absorption carrier and microorganism formulation mixes according to a certain percentage, and large pore carries
Body service life is long, will not by sewage destroy corrode, thalline on carrier biofilm rate height, strong adhesive force, avoid thalline with water
Secondary pollution caused by washing away；Using carborundum powder, zeolite powder, sepiolite powder, lithium bentonite, ferric trichloride, turfy soil etc.
Raw material uses acrylic sphere as pore creating material, by high-temperature technology be made carrier permeability it is good, bulk density is small, thermal expansion
Coefficient is low, the porosity is high, surface area is big, and carrier mechanical strength of the present invention is big, it is not easy to destroy, without carrier is needed to change, keep away
Wastage of material is exempted from；After the doping of turfy soil and ferric trichloride, by high-temperature calcination agglomeration in carrier surface, ammonia nitrogen and sulphur are improved
The absorption of compound；Composite bacteria agent of the present invention is containing there are many strain for having excellent degradation capability to Recalcitrant chemicals, each strains
Between reasonable compatibility, symbiosis coordinates, mutually not antagonism, and activity is high, and biomass is big, and breeding is fast, adds in sewage disposal system, right
The hard-degraded substances such as ammonia nitrogen, sulfide have good degradation effect.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, have below in conjunction with the application
Body embodiment more clearly and completely describes the present invention, it is clear that described embodiment is only the application one
Divide embodiment, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making
All other embodiments obtained under the premise of creative work should all belong to the scope of protection of the invention.
Embodiment 1
A kind of method for handling electric system sanitary sewage, includes the following steps：
1）Prepare large aperture carrier：
Step（1）By carborundum powder, zeolite powder, sepiolite powder, lithium bentonite, ferric trichloride, turfy soil, silica white, bumps
Stick soil and sodium humate are according to 20:15:9:9:7:5:4:2:2 mass ratio is mixed evenly to obtain mixture；
Step（2）By step（1）Gained mixture is with acrylic sphere according to 2:3 volume ratio is placed in comminutor, is subsequently added into
Account for step（1）The particle that grain size is 5mm is made in the polyvinyl alcohol water solution of a concentration of 5wt% of gained mixture quality 6%；
Step（3）By step（2）Gained particle is placed in 100 DEG C of temperature drying 120min, places into sintering furnace and is sintered, heating speed
Rate be 10 DEG C/minute, 900 DEG C of sintering temperature, keep the temperature 2 hours, take out, be cooled to room temperature to get；
2）Prepare composite bacteria agent：
Paracoccus denitrificans, bacillus amyloliquefaciens, Bacillus foecalis alkaligenes, bacillus pumilus and Rhodococcus ruber are trained respectively
A concentration of 1 × 108The bacterium solution of a/ml, then according to 3:2:2:1:1 parts by weight mixing, obtains mixed bacteria liquid；Again by Mixed Microbes
Liquid is with diatomite according to 1:2 mass ratio is mixed evenly, and finally carries out low temperature drying, drying temperature is 15 DEG C, after dry
Water content for 8wt% to get；
The Paracoccus denitrificans is ATCC No.13543；The bacillus amyloliquefaciens are ATCC No.23843；The excrement production
Alkali bacillus is ATCC No.31555；The bacillus pumilus is ATCC No.27142；The Rhodococcus ruber is ATCC
No.15906。
3）Prepare biochemical preparation：Large aperture carrier and composite bacteria agent are according to 10:3 mass ratio is put into blender,
200rpm stir 3min to get；
4）Sewage disposal：By sanitary sewage after grid, into setting pot, the sewage by girt-water separation enters primary sedimentation tank and sinks
Shallow lake is handled, and subsequently into biological reaction pool, biochemical preparation is put into biological reaction pool, processing is after a week, up to standard after testing, row
Go out liquid；Biochemical preparation 150g is added by every cubic metre of liquid.
Embodiment 2
A kind of method for handling electric system sanitary sewage, includes the following steps：
1）Prepare large aperture carrier：
Step（1）By carborundum powder, zeolite powder, sepiolite powder, lithium bentonite, ferric trichloride, turfy soil, silica white, bumps
Stick soil and sodium humate are according to 30:20:12:12:12:7:6:3:3 mass ratio is mixed evenly to obtain mixture；
Step（2）By step（1）Gained mixture is with acrylic sphere according to 2:3 volume ratio is placed in comminutor, is subsequently added into
Account for step（1）The particle that grain size is 5mm is made in the polyvinyl alcohol water solution of a concentration of 5wt% of gained mixture quality 6%；
Step（3）By step（2）Gained particle is placed in 100 DEG C of temperature drying 120min, places into sintering furnace and is sintered, heating speed
Rate be 10 DEG C/minute, 900 DEG C of sintering temperature, keep the temperature 2 hours, take out, be cooled to room temperature to get；
2）Prepare composite bacteria agent：
Paracoccus denitrificans, bacillus amyloliquefaciens, Bacillus foecalis alkaligenes, bacillus pumilus and Rhodococcus ruber are trained respectively
A concentration of 1 × 108The bacterium solution of a/ml, then according to 3:2:2:1:1 parts by weight mixing, obtains mixed bacteria liquid；Again by Mixed Microbes
Liquid is with diatomite according to 1:2 mass ratio is mixed evenly, and finally carries out low temperature drying, drying temperature is 15 DEG C, after dry
Water content for 8wt% to get；
The Paracoccus denitrificans is ATCC No.13543；The bacillus amyloliquefaciens are ATCC No.23843；The excrement production
Alkali bacillus is ATCC No.31555；The bacillus pumilus is ATCC No.27142；The Rhodococcus ruber is ATCC
No.15906。
3）Prepare biochemical carrier：By large aperture carrier and composite bacteria agent according to 20:7 mass ratio is put into blender,
200rpm stirs 3min；
4）Sewage disposal：By sanitary sewage after grid, into setting pot, the sewage by girt-water separation enter primary sedimentation tank into
Subsequently into biological reaction pool, biochemical preparation is put into biological reaction pool for row precipitation, and processing is after a week, up to standard after testing, row
Go out liquid；Biochemical preparation 150g is added by every cubic metre of liquid.
Embodiment 3
Absorption carrier performance test in large aperture of the present invention：
By taking embodiment 2 as an example, the compression strength of carrier of the present invention is 123Kg ∕ cm2, the coefficient of thermal expansion from room temperature to 600 DEG C is
0.81×10-6/ DEG C, the porosity 59% is impregnated in water using 1 year carrier characterization without significant change, using 1 year without needing to change.
Embodiment 4
Use the compliance test result of 1-2 of embodiment of the present invention processing sanitary sewages：
The content of each pollutant is in sewage：COD is 2562 mg/L, and BOD is 967 mg/L, and ammonia nitrogen 371mg/L, SS are
62mg/L, P 35mg/L；
Three groups use the sewage with batch；
Control group：Without using large aperture absorption carrier, composite bacteria agent is only used, other are the same as embodiment 2；Concrete outcome is shown in Table 1：
Table 1
| COD removal rates | BOD removal rates | Ammonia nitrogen removal frank | SS removal rates | P removal rates | |
| Control group | 62.9% | 72.3% | 70.8% | 81.6% | 63.4% |
| 1 group of embodiment | 96.8% | 98.5% | 94.3% | 93.3% | 94.1% |
| 2 groups of embodiment | 97.4% | 98.1% | 95.9% | 95.0% | 92.7% |
Conclusion：By the present invention in that the biofilm rate and adhesive force of each thalline in composite bacteria agent are improved with large aperture carrier, and
Large aperture support strength is high, and water-fastness, service life is long, without carrier is needed to change, avoids secondary caused by thalline outflows with water
Pollution, and without carrying out bacteria removing to discharge water body, save cost.
Although above detailed explanation is made to this case with generality explanation and specific embodiment, at this
On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore,
The modification or improvement made without departing from theon the basis of the spirit of the present invention, belong to the scope of protection of present invention.
Claims (6)
1. a kind of method for handling electric system sanitary sewage, includes the following steps：Step 1）Prepare large aperture carrier, step
2）Prepare composite bacteria agent, step 3）Prepare biochemical preparation, step 4）Sewage disposal.
2. the according to the method described in claim 1, it is characterized in that, step 1）Large aperture carrier is prepared, including walking as follows
Suddenly：
Step（1）By carborundum powder, zeolite powder, sepiolite powder, lithium bentonite, ferric trichloride, turfy soil, silica white, bumps
Stick soil and sodium humate are according to 20-30:15-20:9-12:9-12:7-12:5-7:4-6:2-3:The mass ratio mixing of 2-3 is stirred
It mixes and uniformly obtains mixture；
Step（2）By step（1）Mixture is with acrylic sphere according to 2:3 volume ratio is placed in comminutor, is subsequently added into and is accounted for step
Suddenly（1）The particle that grain size is 5mm is made in the polyvinyl alcohol water solution of a concentration of 5wt% of gained mixture quality 6%；
Step（3）By step（2）Gained particle is placed in 100 DEG C of temperature drying 120min, places into sintering furnace and is sintered, heating speed
Rate be 10 DEG C/minute, 900 DEG C of sintering temperature, keep the temperature 2 hours, take out, be cooled to room temperature to get.
3. the according to the method described in claim 1, it is characterized in that, step 2）Composite bacteria agent is prepared, is included the following steps：
Paracoccus denitrificans, bacillus amyloliquefaciens, Bacillus foecalis alkaligenes, bacillus pumilus and Rhodococcus ruber are trained concentration respectively
It is 1 × 108The bacterium solution of a/ml, then according to 3:2:2:1:1 parts by weight mixing, obtains mixed bacteria liquid；Again by mixed bacteria liquid with
Diatomite is according to 1:2 mass ratio is mixed evenly, and finally carries out low temperature drying, drying temperature is 15 DEG C, aqueous after dry
Measure for 8wt% to get.
4. according to the method described in claim 2-3, which is characterized in that the step 3）Biochemical preparation is prepared, including walking as follows
Suddenly：By large aperture carrier and composite bacteria agent according to 10-20:The mass ratio of 3-7 is put into blender, 200rpm stirring 3min,
To obtain the final product.
5. the according to the method described in claim 4, it is characterized in that, step 4）Sewage disposal includes the following steps：It will be raw
Sewage living, into setting pot, enters primary sedimentation tank after grid by the sewage of girt-water separation, subsequently into biological reaction pool,
Biochemical preparation is put into biological reaction pool, processing after a week, discharges liquid.
6. according to the method described in claim 3, it is characterized in that, the Paracoccus denitrificans is ATCC No.13543；The solution
Bacillus amyloliquefaciens are ATCC No.23843；The Bacillus foecalis alkaligenes is ATCC No.31555；The bacillus pumilus is
ATCC No.27142；The Rhodococcus ruber is ATCC No.15906.
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| CN201611120984.2A CN108178418A (en) | 2016-12-08 | 2016-12-08 | A kind of method for handling electric system sanitary sewage |
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2016
- 2016-12-08 CN CN201611120984.2A patent/CN108178418A/en active Pending
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| CN102071141A (en) * | 2010-03-26 | 2011-05-25 | 无锡中佳科技股份有限公司 | Denitrified microbial agent as well as preparation method and application thereof |
| CN104630101A (en) * | 2015-01-22 | 2015-05-20 | 陈静 | Biological agent for treating ammonia-nitrogen-containing wastewater and preparation method thereof |
| CN104894101A (en) * | 2015-06-24 | 2015-09-09 | 孙兴雷 | Biological preparation for monitoring and treating industrial waste water |
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