CN101993180A - Method for dung ecological treatment and resource recycle - Google Patents
Method for dung ecological treatment and resource recycle Download PDFInfo
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- CN101993180A CN101993180A CN2009101946594A CN200910194659A CN101993180A CN 101993180 A CN101993180 A CN 101993180A CN 2009101946594 A CN2009101946594 A CN 2009101946594A CN 200910194659 A CN200910194659 A CN 200910194659A CN 101993180 A CN101993180 A CN 101993180A
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- ight soil
- dung
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- microorganism
- argol
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/20—Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
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Abstract
The invention provides a method for dung ecological treatment and resource recycle. Microorganism decomposition is adopted, thus dung dregs can be converted into scentless organic fertilizer resource with extremely farm-oriented value, and dung water can be treated to standard discharging water. Over 95% of reduction treatment can be realized, the dung is released in a mode of carbon dioxide and water. Special bacteria can decompose organisms in the dung into scentless organic fertilizer and water, thus the targets of reduction, harmless and reclamation (a matrix of agricultural organic fertilizer and agriculture in greenhouse) of human dung can be achieved.
Description
Technical field
The present invention relates to the microbial technique in a kind of environmental protection field
Background technology
Microorganism and animal, plant are the same, are one of nature three big species.For no other reason than that the microorganism individuality is too small, and unlike such easy its existence of people's perception and the function of allowing of animal and plant, this has not only influenced the correct understanding of people to microorganism, has also hindered support and input to the microbial technique exploitation.
People then start from 1676 that microscope is invented to discovery and the research of microorganism.Over more than 300 year, found and the microorganism named has 100,000 kinds more than.A plurality of fields such as medical manufacturing, food-processing, Chemical Manufacture, metallurgical oil recovery, sewage disposal, the innovation energy have been contained in the application of microorganism in industrial and agricultural production.
In the whole ecological recycle system, plant is the producer, and animal is the human consumer, and microorganism is the decomposer of plant and animal residues organic waste.Therefore microorganism has played the part of a crucial role---the processor of sewage and rubbish in ecological circulation and environmental protection field.Nearly all sewage disposal is all finished by action of microorganisms.Both needed microbiological degradation during sewage and dirt are handled and removed various objectionable impuritiess, in addition, also will carry out deodorizing by microorganism.The processing speed of sewage and dirt, treatment effect depend on kind and the function of microorganism.
Along with the development of society and the progress of science, the effect that microorganism is brought into play in fields such as industry, agricultural, medicine, food, the energy more and more attracts people's attention.Especially the construction of recycling economy will be unable to do without the participation of microorganism and the development and the innovation of utilisation technology thereof.
Traditional dejecta treatment method mostly is water body greatly topples over, and the ight soil of including the sewage disposal pipeline on a small quantity in is to degrade by the natural anaerobism of nature, aerobic microbiological.Contaminate environment so not only, the sludge disposal that the ight soil post precipitation forms is again a problem, the mud of the overwhelming majority still rely on landfill to solve, and bring secondary pollution.The present invention adopts the system handles design library part editor and reuse of solid-liquid separation, efficient functional microorganism flora in conjunction with independent research, but make liquid liquid dung be processed into the middle water of qualified discharge, solid excrement slag changes into the SOLID ORGANIC farming fertilizer that is rich in biological metabolism intermediate product and biological micromolecule material of odorless, realizes ecology, minimizing, the disposal of resources of manure resource.The microorganism that the present invention adopts all has the function of efficient conversion degraded organic waste, and its kind, genetic stability, resistance have all been passed through authority's demonstration of institute of microbiology of the Chinese Academy of Sciences.
The Ecological Disposal of ight soil is the same with the sewage disposal mode, still rest at present traditional anaerobism, aerobic treatment level, some packing type bio-toilet is also included the technology that the ight soil ecology is handled in, even utilize chemical agent to spray ight soil to reach the de-odorised purpose, but can not break off growing of pathogenic bacterium, traditional dejecta treatment method produces a large amount of mud, and its landfill will cause secondary pollution, not only can not embody ecology, and not reach the requirement of minimizing and resource utilization.
Summary of the invention
Technical problem to be solved by this invention provides the method for a kind of ight soil Ecological Disposal and resource regeneration, and it goes out processing by microorganism to ight soil.
Ight soil provided by the invention is as other all biological substance, and its main component is polysaccharide, protein and fat etc.Under the nature situation, the microorganism in these materials dependence environment etc. is slowly decomposed their to keep the balance of whole ecological environment.The method excrement of ight soil Ecological Disposal provided by the invention and resource regeneration utilizes this ultimate principle, isolate a collection of microorganism species that human excrement is had specific degradation capability from occurring in nature, after isolation identification, be combined into one group of combination function bacterium, (temperature under suitable condition, humidity and air etc.), these special combination floras can produce proteolytic enzyme effectively, lipase, lytic enzyme, cellulase, amylase etc., polymer substance is resolved into can be by the lower-molecular substance of microbiological degradation, and is translated into carbonic acid gas, water, alcohol, organic acid and little ammonia.Form with gas and water discharges.Organonitrogen becomes NH4 through the ammonifying bacteria ammonification, forms nitrate through oxidation by nitrobacteria, under anaerobic carries out denitrogenation through denitrifying bacteria again.
The method of ight soil Ecological Disposal provided by the invention and resource regeneration is owing to adopt microbiological degradation, thereby the excrement slag can change into the organic fertilizer resource that has agricultural value of odorless, realized the minimizing processing more than 95% simultaneously, with the form release of carbonic acid gas and water.Be exactly that some special bacteriums can be resolved into the organism in the ight soil free of contamination organic fertilizer and water, thereby make human faecal mass reach (matrix of agriculture fertilizer and polyhouse-based agriculture) target of minimizing, innoxious, resource utilization.
Description of drawings
Fig. 1 is the separation synoptic diagram of microbial strains of the present invention.
Fig. 2 is the schema of the method for ight soil Ecological Disposal of the present invention and resource regeneration.
Fig. 3 is the synoptic diagram of the system of ight soil Ecological Disposal of the present invention and resource regeneration.
Fig. 4 is the AOS system schematic of ight soil Ecological Disposal of the present invention and resource regeneration method.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated.
Referring to Fig. 1, the screening of purpose bacterial classification provided by the invention and seed selection
At first, in targeted environment, take a sample.
Then, cultivate in the selectivity of enrichment culture or simulation specific environment;
Separate purpose flora or single bacterium colony;
Ecology, biochemical indicator to microorganism are analyzed;
Select the purpose bacterial strain and do the kind evaluation;
At last, the purpose flora is carried out compatibility and optimization.
In above-mentioned strain separating, the source of bacterial classification is all to be separated, screen, cultivate and optimized and form by occurring in nature by handling the employed microorganism combination function of active sludge bacterium, does not do any hereditary mutagenesis and genetic modification work.Substratum is to adopt beef-protein medium and through the substratum of particular design.
Separation to bacterial classification is on the basis of gathering all kinds of bacterial classification samples comparatively widely, carry out the inclined-plane inoculation after the sample of gathering increased rich the cultivation, the bacterial strain that is separated to adopts " at correspondent method (hydrolysis method) " and methods such as " shotguns " to make Preliminary detection, substratum through particular design separates, screens again, obtain a large amount of bacterial strains, collect wherein to possess and meet bacterial strain that purpose requires as test strain.
The method of ight soil Ecological Disposal provided by the invention and resource regeneration is in the screening process of active function bacteria strain, utilize the equipment of functions such as energy regulating and controlling temperature, humidity and oxygen directly to handle, with the degradation speed of human faecal mass and deodorizing effect etc. as the efficient index of handling bacterial classification of screening, thereby obtained required bacterial strain faster.The Screening Treatment process comprises that each single strain degradation rate is measured and the bacterium test is respectively made up in allotment.
According to each single strain test of many times result in miniature biochemical handler and small-sized AOS system, compatibility becomes the combination bacterium, carries out dynamic pilot scale.
Finally, in conjunction with dynamically pilot scale, be purpose with the COD value and the deodorizing effect of people's argol degradation speed, liquid dung, the proportioning through combination, the many bacterial classifications of optimization finally obtains one group " high-efficiency activated human feces treatment combination bacterium ".
Aforesaid method of the present invention can filter out microbial function flora efficiently, its corresponding decomposition and inversion function key problem in technology place: comprise that kind (genus bacillus, Bacillus subtilus etc.), genetic stability are (through continuous passage cultivation and simultaneous test, the taxonomic character of all bacterium and stable) to the maintenances such as susceptibility physicochemical character of medicine, resistance (refer to sensitivity test to more than 50 kinds of microbiotic medicines, as Alcaligenes faecalis to lomefloxacin, Ciprofloxacin, penicillin etc. responsive [S]; To medium sensitivities [M] such as erythromycin, norfloxicin, Rifampins; Tsiklomitsin, mydecamycin, cefuroxime etc. had resistance [R] and biological safety (to the individual, colony is healthy and ecotope is safe from harm).
In addition, according to the GMP production standard, adopt the mode of engineering fermentation to produce manure resource needed advantage function flora in the biochemical treatment again.
Also have on the biochemical again core technology basis of the efficient decomposition and inversion manure resource of function yeast, set up a cover and have the novel management operating pattern that the ight soil Biological resources regenerationization systems engineering of demonstration meaning is kept the safety in production.
Above-mentioned bacterial classification all has application in the AOS system of liquid dung processing and the solid fermentation system of argol
Referring to Fig. 2, the method for ight soil Ecological Disposal provided by the invention and resource regeneration may further comprise the steps:
Ight soil separates, and by doing wet separating machine, ight soil is separated into argol and liquid dung;
Argol is handled, by biochemical processor argol handled,
Generate fertilizer,, generate fertilizer by adding effective microbe and other active substance and granulation;
Liquid dung is handled by the AOS treatment system;
Again the liquid dung of handling through the AOS treatment system being carried out microbial film handles;
After measured, reach emission standard, just discharging, otherwise, repeat above-mentioned steps and handle.
Fig. 3 is the synoptic diagram according to the ight soil Ecological Disposal and the resource regeneration system of the method for ight soil Ecological Disposal provided by the invention and resource regeneration.
Ight soil leaves in the ight soil storing unit, through doing wet separating machine, isolates argol and liquid dung then.Wherein, argol enters into the argol biochemical treatment apparatus and carries out biochemical treatment, through the processing of fertilizer tablets press, becomes organic fertilizer again, uses after packing.Be stored in liquid dung in the liquid dung storing unit enters membrane treatment appts and handle after the AOS treatment unit is handled after,, discharging after reaching emission standard after testing through being input to water storage device after decolouring, deodorizing, the sterilization.
Fig. 4 is the AOS system diagram of the method for ight soil Ecological Disposal of the present invention and resource regeneration.Referring to the front view and the vertical view of this system, this system comprises anaerobic zone (A), aerobic zone (O), settling region (S) three parts.It contains triphase separator and anaerobic filter, and is provided with sampling and can carries out sampling analysis to the intrasystem sample thing of AOS.
The method of ight soil Ecological Disposal provided by the invention and resource regeneration has following characteristics:
(1) obtains efficient human feces treatment combination flora
(1.1) through separating for several times, screening and seed selection, in conjunction with various dynamo-electric conditions, through test of many times, behind the reasonable compatibility, separated and screened the many strains of purpose bacterial classification, add this seminar in recent years at numerous bacterial strains of aspects such as organic domestic waste and sludge microbe processing accumulation, compatibility goes out one group of energy efficient degradation argol (solid phase), liquid dung (liquid phase) and can eliminate " foreign odor flavor ", improves the microorganism species combination of environment smell.
(1.2) separation of this project all detects kind evaluation, resistant test and the genetic stability of each strain bacterial classification through Microbe Inst., Chinese Academy of Sciences with the original bacterial strain of seminar that reaches that screens, the safety evaluation of bacterial classification is by Shanghai Bureau of Emigration ﹠. Engression Examination ﹠. Quarantine People's R animals and plants and food test quarantine technique center check, and all bacterial strains all meet service requirements.
(1.3) bacterial strain that screens practical application of time through about half a year in biochemical processor behind reasonable compatibility, its effect obtains certainly.
(1.4) argol can become the high-quality fertilizer after treatment, as adding some microorganism species and biologically active substances through seed selection again, makes it to become more ecological fertile (non-traditional fertilizer).
(1.5) screen, cultivate and to eliminate " foreign odor flavor ", can improve the flora of environment smell, the entire treatment environment is made moderate progress.
(2) working condition of human feces ecology model machine
Utilization has the independent intellectual property right technical skill, in conjunction with " function yeast " growth special conditions, practical situation according to present collecting dung, through " break-in " repeatedly, the ight soil ecology that tentatively produces is handled model machine and has been carried out trial run repeatedly independent and integration, and test shows: ight soil is done wet the separation well, and electromechanical integration turns round stable, and best breeding condition can be provided for the combination bacterium that separates compatibility, practical model machine is repeatedly being adjusted the predetermined effect of back acquisition:
(2.1) solid manure after treatment, digestibility reaches more than 90%, the ight soil after the processing can be used as organic fertilizer and uses.
(2.2) liquid dung is through the AOS system handles and in conjunction with ultra-filtration technique, and the discharge water after the processing is better than the emission standard to the liquid dung processing, and main technical standards obtains being better than former setting result respectively.
(2.3) be equipped with gas treating system in the entire treatment process, can reach does not have tangible peculiar smell and foul smell to produce.
The screening of high-effective microorganism function yeast and compatibility are the processes of a complexity, need the years input just can obtain good purpose bacterial classification combination usually.
The present invention is directed to present China civic feces and topple over and form the processing present situation of pollution in wide area based on water body, adopt the core technology of efficient functional microorganism degradation of organic substances, ight soil is carried out ecology focus on.Liquid dung can be processed into discharge water up to standard; The excrement slag can change into the organic fertilizer resource that has agricultural value of odorless, has realized the minimizing processing more than 95% simultaneously, with the form release of carbonic acid gas and water.Gordian technique of the present invention is to filter out functional microorganism efficiently, and its corresponding kind, genetic stability and resistance have all been passed through the authenticating authority of institute of microbiology of the Chinese Academy of Sciences.According to the GMP production standard, adopt the mode production advantage functional flora of engineering fermentation in actual applications, and set up the novel management operating pattern that a cover has the ight soil Biological resources regenerationization systems engineering safety in production of demonstration meaning.Being expounded through peer review of Shanghai City State Scientific and Technological Commission tissue passed through in relevant pilot scale of the present invention, has industrialization prospect.
More than show and described ultimate principle of the present invention, principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the specification sheets just illustrates principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (5)
1. the method for ight soil Ecological Disposal and resource regeneration may further comprise the steps:
Ight soil separates, and by doing wet separating machine, ight soil is separated into argol and liquid dung;
Argol is handled, by biochemical processor argol handled,
Generate fertilizer,, generate fertilizer by adding effective microbe and other active substance and making inspection;
Liquid dung is handled by the AOS treatment system;
Again the liquid dung of handling through the AOS treatment system being carried out microbial film handles;
After measured, reach emission standard, just discharging, otherwise, repeat above-mentioned steps and handle.
2. the method for ight soil Ecological Disposal as claimed in claim 1 and resource regeneration is characterized in that, described AOS handles and comprises the decolouring step.
3. the method for ight soil Ecological Disposal as claimed in claim 1 and resource regeneration is characterized in that, described AOS handles and comprises deodorization step.
4. the method for ight soil Ecological Disposal as claimed in claim 1 and resource regeneration is characterized in that, described AOS handles and comprises sterilization steps.
5. as any described step of claim to 4, it is characterized in that described AOS processing obtains with microorganism employing following steps:
At first, in targeted environment, take a sample.
Then, cultivate in the selectivity of enrichment culture or simulation specific environment;
Separate purpose flora or single bacterium colony;
Ecology, biochemical indicator to microorganism are analyzed;
Select the purpose bacterial strain and do the kind evaluation;
At last, the purpose flora is carried out compatibility and optimization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101946594A CN101993180A (en) | 2009-08-27 | 2009-08-27 | Method for dung ecological treatment and resource recycle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101946594A CN101993180A (en) | 2009-08-27 | 2009-08-27 | Method for dung ecological treatment and resource recycle |
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| CN101993180A true CN101993180A (en) | 2011-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009101946594A Pending CN101993180A (en) | 2009-08-27 | 2009-08-27 | Method for dung ecological treatment and resource recycle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102633418A (en) * | 2012-04-13 | 2012-08-15 | 扬州唐人实业有限公司 | Human and animal excreta innocent treatment device and method |
| CN103964669A (en) * | 2014-06-04 | 2014-08-06 | 杨解定 | Pretreatment device and treatment method for excrement |
| CN108419642A (en) * | 2018-04-02 | 2018-08-21 | 福建熙民环保科技有限公司 | It is a kind of using human excrement slag as the preparation method of the horticultural gardening matrix of primary raw material |
| CN108996872A (en) * | 2018-08-03 | 2018-12-14 | 安徽正风环保设备有限公司 | Porta Potti sewage disposal system and its method |
-
2009
- 2009-08-27 CN CN2009101946594A patent/CN101993180A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102633418A (en) * | 2012-04-13 | 2012-08-15 | 扬州唐人实业有限公司 | Human and animal excreta innocent treatment device and method |
| CN103964669A (en) * | 2014-06-04 | 2014-08-06 | 杨解定 | Pretreatment device and treatment method for excrement |
| CN108419642A (en) * | 2018-04-02 | 2018-08-21 | 福建熙民环保科技有限公司 | It is a kind of using human excrement slag as the preparation method of the horticultural gardening matrix of primary raw material |
| CN108996872A (en) * | 2018-08-03 | 2018-12-14 | 安徽正风环保设备有限公司 | Porta Potti sewage disposal system and its method |
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Application publication date: 20110330 |