CN107475161A - The technique for removing hydrogen sulfide contamination thing in house refuse using microorganism formulation - Google Patents
The technique for removing hydrogen sulfide contamination thing in house refuse using microorganism formulation Download PDFInfo
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- CN107475161A CN107475161A CN201710871885.6A CN201710871885A CN107475161A CN 107475161 A CN107475161 A CN 107475161A CN 201710871885 A CN201710871885 A CN 201710871885A CN 107475161 A CN107475161 A CN 107475161A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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- B01D53/34—Chemical or biological purification of waste gases
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Abstract
The invention belongs to microbial technology field, discloses the technique that hydrogen sulfide contamination thing in house refuse is removed using microorganism formulation, it comprises the following steps:Microorganism formulation is added in the water of 10 times of weight, is uniformly mixing to obtain dilution;Rubbish is paved into 50cm thickness, then the jack on rubbish, aperture is 1 5mm, and hole density is 100 200/m2, then according to every m2Dilution is uniformly sprayed using the amount of 3 5kg dilutions, processing time is more than 24 hours.Present invention process simple possible, it is environment friendly and pollution-free.
Description
Technical field
The invention belongs to microbial technology field, and it is dirty more particularly to remove hydrogen sulfide in house refuse using microorganism formulation
The technique for contaminating thing.
Background technology
With expanding economy and the raising of living standards of the people, stench has increasingly been closed as one of environmental hazard
Note.A large amount of unpleasant waste gas can be produced in sewage treatment plant and much industry, agricultural production and in house refuse heap, wherein main
It is sulfur-containing compound to cause smelly composition.These materials come that source electrode is wide, and toxicity is very big, wherein again with hydrogen sulfide it is most commonly seen, influence
Also it is most wide.
Hydrogen sulfide stripping method has much, can simply be divided into wet desulphurization, dry desulfurization and biological desulphurization.Wet method
Desulfurization is to remove a kind of method of hydrogen sulfide with hydrogen sulfide reaction by the specific solvent such as sodium hydroxide, ammoniacal liquor, passes through oxygen
Effect of the gas to solvent reaches recycling for solvent.Due to the influence of the flow velocity and flow of sodium hydroxide, hydrogen sulfide can not
It has been dissolved completely in wherein, and thiosulfate can be produced in course of dissolution, these will all influences desulfurized effect, and also have
The problems such as investment is more, operational management is complicated, desulphurization cost is high and absorbing liquid need to be changed.Dry desulfurization is that one kind utilizes oxygen, with
Oxidation of Hydrogen Sulfide is elemental sulfur or a kind of desulfurization method of sulfide as oxidant by iron oxide.Elemental sulfur is in absorption process
In serve one catalysis effect.But desulfurization by dry method has, and installation area is big, operation is discontinuous, desulfurizing agent is not easy again
Life, it is not easy to change the problem such as low with desulfuration efficiency.Biological desulfurizing technology is by H by microbial metabolism approach2S is converted into sulfuric acid
A kind of removing sulfuldioxide of salt or elemental sulfur, have the advantages that operating cost it is low, it is less formation secondary pollution, it has also become both at home and abroad
Odor prevention is studied and the main stream approach in application.But prior art is difficult to find the microbial inoculum that compatibility is reasonable, effect is good, big portion
Point microbial inoculum exist can not symbiosis collaboration, cause deodorizing effect poor, do not reach the requirement of people.
The content of the invention
The defects of in order to overcome prior art, object of the present invention is to provide utilize microorganism formulation removing life rubbish
The technique of hydrogen sulfide contamination thing in rubbish, the PROCESS FOR TREATMENT effect is good, environment friendly and pollution-free.
Above-mentioned purpose of the present invention is achieved by the following technical programs:
The technique that hydrogen sulfide contamination thing in house refuse is removed using microorganism formulation, it comprises the following steps:By microorganism system
Agent is added in the water of 10 times of weight, is uniformly mixing to obtain dilution;Rubbish is paved into 50cm thickness, then inserted on rubbish
Hole, aperture 1-5mm, hole density are 100-200/m2, then according to every m2Uniformly sprayed using the amount of 3-5kg dilutions dilute
Liquid is released, processing time is more than 24 hours.
Specifically,
The preparation method of the microorganism formulation comprises the following steps:
Step 1)Prepare domestication culture medium, step 2)Bacterial strain domestication step, 3)Prepare carrier, step 4)Prepare microorganism formulation.
Further,
The microorganism formulation is prepared in accordance with the following steps:
Step 1)Prepare domestication culture medium:Take glucose 50g, dregs of beans 20g, wheat bran 10g, ammonium sulfate 5g, vulcanized sodium 5g, phosphoric acid
Hydrogen dipotassium 1g, potassium dihydrogen phosphate 1g, ferrous sulfate 1g, is added in water, is settled to 1L, and domestication culture medium is made;
Step 2)Bacterial strain is tamed:By onion Burkholderia, enterococcus faecalis, Acidithiobacillus ferrooxidans strain GF, Candida albicans, glimmering
Light pseudomonad, moist cellulomonas cartae obtain 1 × 10 according to cellar culture respectively8CFU/ml seed liquor, then according to 2:
3:3:5:5:7 volume ratio is mixed to get seed mixture liquid, is gone to according still further to 8% inoculum concentration in domestication culture medium, 28 DEG C of domestications
12h is cultivated, obtains taming bacterium solution;
Step 3)Prepare microbe carrier:By sawdust, manioc waste and turfy soil according to 5:5:3 mass ratio, which mixes, to be made;
Step 4)Prepare microorganism formulation:Domestication bacterium solution is added in the microbe carrier of 2 times of quality, 200rpm stirrings
3min, low temperature drying is then carried out, drying temperature is 20 DEG C, and water content is 6wt% after drying, and packaging, is produced.
Preferably,
The onion Burkholderia is ATCC 25416;The enterococcus faecalis is ATCC 29212;The acidophilus ferrous oxide sulphur
Bacillus is ATCC 53993;The Candida albicans are ATCC 10231;The Pseudomonas fluorescens is ATCC 13525;
The moist cellulomonas cartae is ATCC 491.
Further,
The preferred scheme of the above-mentioned simply present invention.As less preferred technical scheme, quantity of the present invention to bacterial strain in seed liquor
Also have no particular limits, this can be needed according to the environment to determine.
Strain of the present invention belongs to known bacterial strain, can be commercially available from commercial sources such as ATCC.The present invention's
The seed culture and fermented and cultured of each strain are the cellar culture mode of this area, are not innovative points of the present invention, are not described in detail herein.
Raw material or reagent used in the present invention is commercially available in addition to special instruction.
Compared with prior art, the beneficial effect that the present invention obtains mainly includes but is not limited to following side
Face:
Present invention process has used microorganism formulation, environment friendly and pollution-free, and cost is cheap, can effectively handle the sulfur-bearings such as hydrogen sulfide
Malodorant, effect is good, can be applied to the removing of hydrogen sulfide in rubbish deodorization, biogas and oil well;
Reasonable compatibility between each strain in microorganism formulation of the present invention, symbiosis are coordinated, and mutually antagonism, activity be not high;Bacterium solution passes through first
Domestication culture is crossed, environment can be more rapidly adapted to, improve desulfuration efficiency;
The present invention has used a large amount of discarded objects when preparing carrier, when not only saving cost, and can strengthen the survival of bacterial strain
Between and colonization ability;Wherein, sawdust and manioc waste can adjust the water content and gas permeability of soil, can also supply nutrients, grass
Charcoal soil water conservation is ventilated;Composite bacteria agent of the present invention is prepared using carrier and mixed bacteria liquid, and thalline adhesion effect is good, load capacity
Greatly, specific surface area is big, can improve degradation speed;
The preparation technology of microorganism formulation of the present invention is simple, and cost is cheap, good deodorization effect, and ecological, environmental protective is easy to use, production
Cost is low, to environment non-secondary pollution, has broad application prospects.
Brief description of the drawings
Fig. 1:Microorganism formulation handles the clearance of 24 hours hydrogen sulfide and foul smell;
Fig. 2:Microorganism formulation handles the clearance of 48 hours hydrogen sulfide and foul smell.
Embodiment
In order that those skilled in the art more fully understand the technical scheme in the application, have below in conjunction with the application
Body embodiment, the technical scheme of the application is clearly and completely described, it is clear that described embodiment is only this Shen
Please part of the embodiment, rather than whole embodiment.Based on the embodiment in the application, those of ordinary skill in the art are not having
There is the every other embodiment made and obtained under the premise of creative work, should all belong to the scope of protection of the invention.
Embodiment 1
The technique that hydrogen sulfide contamination thing in house refuse is removed using microorganism formulation, it comprises the following steps:By microorganism system
Agent is added in the water of 10 times of weight, is uniformly mixing to obtain dilution;Rubbish is paved into 50cm thickness, then inserted on rubbish
Hole, aperture 2mm, hole density are 200/m2, then according to every m2Dilution is uniformly sprayed using the amount of 3kg dilutions, is handled
Time is 24 hours.
The preparation method of the microorganism formulation comprises the following steps:
Step 1)Prepare domestication culture medium:Take glucose 50g, dregs of beans 20g, wheat bran 10g, ammonium sulfate 5g, vulcanized sodium 5g, phosphoric acid
Hydrogen dipotassium 1g, potassium dihydrogen phosphate 1g, ferrous sulfate 1g, is added in water, is settled to 1L, and domestication culture medium is made;
Step 2)Bacterial strain is tamed:By onion Burkholderia, enterococcus faecalis, Acidithiobacillus ferrooxidans strain GF, Candida albicans, glimmering
Light pseudomonad, moist cellulomonas cartae obtain 1 × 10 according to cellar culture respectively8CFU/ml seed liquor, then according to 2:
3:3:5:5:7 volume ratio is mixed to get seed mixture liquid, is gone to according still further to 8% inoculum concentration in domestication culture medium, 28 DEG C of domestications
12h is cultivated, obtains taming bacterium solution;
Step 3)Prepare microbe carrier:By sawdust, manioc waste and turfy soil according to 5:5:3 mass ratio, which mixes, to be made;
Step 4)Prepare microorganism formulation:Domestication bacterium solution is added in the microbe carrier of 2 times of quality, 200rpm stirrings
3min, low temperature drying is then carried out, drying temperature is 20 DEG C, and water content is 6wt% after drying, and packaging, is produced.
The onion Burkholderia is ATCC 25416;The enterococcus faecalis is ATCC 29212;The acidophilus oxidation is sub-
Iron Thiobacillus is ATCC 53993;The Candida albicans are ATCC 10231;The Pseudomonas fluorescens is ATCC
13525;The moist cellulomonas cartae is ATCC 491.
Embodiment 2
The technique that hydrogen sulfide contamination thing in house refuse is removed using microorganism formulation, it comprises the following steps:By microorganism system
Agent is added in the water of 10 times of weight, is uniformly mixing to obtain dilution;Rubbish is paved into 50cm thickness, then inserted on rubbish
Hole, aperture 4mm, hole density are 100/m2, then according to every m2Dilution is uniformly sprayed using the amount of 4kg dilutions, is handled
Time is 48 hours.
The preparation method of the microorganism formulation comprises the following steps:
Step 1)Prepare domestication culture medium:Take glucose 50g, dregs of beans 20g, wheat bran 10g, ammonium sulfate 5g, vulcanized sodium 5g, phosphoric acid
Hydrogen dipotassium 1g, potassium dihydrogen phosphate 1g, ferrous sulfate 1g, is added in water, is settled to 1L, and domestication culture medium is made;
Step 2)Bacterial strain is tamed:By onion Burkholderia, enterococcus faecalis, Acidithiobacillus ferrooxidans strain GF, Candida albicans, glimmering
Light pseudomonad, moist cellulomonas cartae obtain 1 × 10 according to cellar culture respectively8CFU/ml seed liquor, then according to 2:
3:3:5:5:7 volume ratio is mixed to get seed mixture liquid, is gone to according still further to 8% inoculum concentration in domestication culture medium, 28 DEG C of domestications
12h is cultivated, obtains taming bacterium solution;
Step 3)Prepare microbe carrier:By sawdust, manioc waste and turfy soil according to 5:5:3 mass ratio, which mixes, to be made;
Step 4)Prepare microorganism formulation:Domestication bacterium solution is added in the microbe carrier of 2 times of quality, 200rpm stirrings
3min, low temperature drying is then carried out, drying temperature is 20 DEG C, and water content is 6wt% after drying, and packaging, is produced.
The onion Burkholderia is ATCC 25416;The enterococcus faecalis is ATCC 29212;The acidophilus oxidation is sub-
Iron Thiobacillus is ATCC 53993;The Candida albicans are ATCC 10231;The Pseudomonas fluorescens is ATCC
13525 ;The moist cellulomonas cartae is ATCC 491.
Embodiment 3
Laboratory stage detects the removal effect of hydrogen sulfide:
First by 50ml fluid nutrient mediums(Formula does not add vulcanized sodium with domestication culture medium)It is placed in 250ml blake bottles,
The water that microorganism formulation in embodiment 1 adds 10 times of weight is diluted, is then inoculated into fluid nutrient medium according to 10% inoculum concentration
In, 25ml pure hydrogen sulfides are passed through, respectively in the concentration of 24h, 48h detection hydrogen sulfide;Blank control is set simultaneously(Do not add
Microorganism formulation);Sub-methyl blue spectrum analysis determines the concentration (g/m of hydrogen sulfide3), specific testing result is shown in Table 1:
Table 1
Group | Initial concentration | 24h | 48h |
Embodiment 1 | 3.982 | 0.763 | 0.018 |
Blank control | 4.017 | 3.914 | 3.875 |
Conclusion:Laboratory small scale experiments find that microorganism formulation of the present invention can effectively absorb removal hydrogen sulfide gas,
The clearance of 48h hours reaches more than 99%.
Embodiment 4
Domestic rubbish disposal effect test:
By 8 tons of corrupt house refuses, 8 parts are divided into, 1 ton every part, is respectively placed in equirotal 8 closed rooms,
Respectively experimental group(1 group of embodiment), vehicle Control group(Only with carrier, microbial inoculum is not added), remaining is the same as embodiment 1;Control
Group 1:Onion Burkholderia is not added, and remaining is the same as embodiment 1;Control group 2:Enterococcus faecalis is not added, remaining is the same as embodiment 1;It is right
According to group 3:Acidithiobacillus ferrooxidans strain GF is not added, remaining is the same as embodiment 1;Control group 4:Candida albicans are not added, remaining
With embodiment 1;Control group 5:Pseudomonas fluorescens is not added, remaining is the same as embodiment 1;Control group 6:Moist fiber unit cell is not added
Bacterium, remaining is the same as embodiment 1;
Processing method:With reference to the method for embodiment 1, respectively at the different acquisition point sampling of 24h, 48h around rubbish, measure
H2S clearances and foul smell clearance.H2S uses ammonium alcohol polyvinyl phosphate absorption-methylene-blue colorimetric method.Odor concentration uses
XP-329IIIR odorousnesses detector measures.
Interpretation of result:As shown in figure 1, processing time is 24h, test group H2S and foul smell clearance are 80% or so, and carrier pair
It is only 10% or so according to group, the treatment effect of test group is substantially better than vehicle Control group, also superior to control group 1-6;As shown in Fig. 2
Processing time is 48h, test group H2S and foul smell clearance are more than 90%, and treatment effect is substantially better than control group, prompts this hair
Bright microorganism formulation compatibility is reasonable, and collaboration symbiosis effect is good.
Although above the present invention is described in detail with a general description of the specific embodiments, in this hair
On the basis of bright, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore, exist
Without departing from these modifications or improvements on the basis of spirit of the invention, the scope of protection of present invention is belonged to.
Claims (7)
1. for the technique using hydrogen sulfide contamination thing in microorganism formulation removing house refuse, it comprises the following steps:Will be micro-
Biological agent is added in the water of 10 times of weight, is uniformly mixing to obtain dilution;Rubbish is paved into 50cm thickness, then in rubbish
Upper jack, aperture 1-5mm, hole density are 100-200/m2, then according to every m2Uniformly sprayed using the amount of 3-5kg dilutions
Dilution is spilt, processing time is more than 24 hours.
2. technique according to claim 1, it is characterised in that the preparation method of the microorganism formulation includes following step
Suddenly:Step 1)Prepare domestication culture medium, step 2)Bacterial strain domestication step, 3)Prepare carrier, step 4)Prepare microorganism formulation.
3. technique according to claim 2, it is characterised in that the step 1)Prepare domestication culture medium, including following step
Suddenly:Glucose 50g, dregs of beans 20g, wheat bran 10g, ammonium sulfate 5g, vulcanized sodium 5g, dipotassium hydrogen phosphate 1g, potassium dihydrogen phosphate 1g are taken,
Ferrous sulfate 1g, is added in water, is settled to 1L, and domestication culture medium is made.
4. according to the technique described in claim 2-3, it is characterised in that the step 2)Bacterial strain is tamed, and is comprised the following steps:Will
Onion Burkholderia, enterococcus faecalis, Acidithiobacillus ferrooxidans strain GF, Candida albicans, Pseudomonas fluorescens, moist fiber list
Born of the same parents bacterium obtains 1 × 10 according to cellar culture respectively8CFU/ml seed liquor, then according to 2:3:3:5:5:7 volume ratio mixing
Seed mixture liquid is obtained, is gone to according still further to 8% inoculum concentration in domestication culture medium, 28 DEG C of domestication culture 12h, obtains taming bacterium solution.
5. according to the technique described in claim 2-4, it is characterised in that the step 3)Microbe carrier is prepared, including it is as follows
Step:By sawdust, manioc waste and turfy soil according to 5:5:3 mass ratio, which mixes, to be made.
6. according to the technique described in claim 2-5, it is characterised in that the step 4)Microorganism formulation is prepared, including it is as follows
Step:Domestication bacterium solution is added in the microbe carrier of 2 times of quality, 200rpm stirring 3min, low temperature drying is then carried out, does
Dry temperature is 20 DEG C, and water content is 6wt% after drying, and packaging, is produced.
7. according to the technique described in claim 2-6, it is characterised in that the onion Burkholderia is ATCC 25416;It is described
Enterococcus faecalis is ATCC 29212;The Acidithiobacillus ferrooxidans strain GF is ATCC 53993;The Candida albicans are
ATCC 10231;The Pseudomonas fluorescens is ATCC 13525;The moist cellulomonas cartae is ATCC 491.
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CN112126602A (en) * | 2020-09-27 | 2020-12-25 | 归尚(上海)新能源科技有限公司 | Biogas in-situ desulfurization biological agent |
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CN110499262A (en) * | 2018-05-17 | 2019-11-26 | 卢松 | Purification absorbs the compound of slurry-spraying pelletizing flue gas |
CN112126602A (en) * | 2020-09-27 | 2020-12-25 | 归尚(上海)新能源科技有限公司 | Biogas in-situ desulfurization biological agent |
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