CN108998477A - A kind of kind of cultivation scrap concrete and the method utilized - Google Patents
A kind of kind of cultivation scrap concrete and the method utilized Download PDFInfo
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- CN108998477A CN108998477A CN201810801149.8A CN201810801149A CN108998477A CN 108998477 A CN108998477 A CN 108998477A CN 201810801149 A CN201810801149 A CN 201810801149A CN 108998477 A CN108998477 A CN 108998477A
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P5/00—Preparation of hydrocarbons or halogenated hydrocarbons
- C12P5/02—Preparation of hydrocarbons or halogenated hydrocarbons acyclic
- C12P5/023—Methane
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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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
- C02F11/04—Anaerobic treatment; Production of methane by such processes
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P2203/00—Fermentation products obtained from optionally pretreated or hydrolyzed cellulosic or lignocellulosic material as the carbon source
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- Processing Of Solid Wastes (AREA)
Abstract
The method for cultivating scrap concrete the present invention relates to a kind of kind and utilizing, belong to recovery and reuse of waste correlative technology field, kind breeding waste is primarily referred to as feces of livestock and poultry and agricultural crop straw in described kind of cultivation scrap concrete and the method utilized, agricultural crop straw and feces of livestock and poultry are toasted after crushing, baking operation can make stalk more fluffy, preferably liquid and leavening can be adsorbed, material is handled using sodium hydroxide before material fermentation, can effectively improving material digestibility, guarantee stalk Rapid Fermentation, and fermentation is thorough, material excrement is mixed with agricultural crop straw in two times simultaneously, oversize matter is mostly unabsorbed crude fibre, screenings matter is mostly powder, the addition of powder combination excrement juice can be such that excrement powder is substantially adhered on stalk particle, guarantee that material is sufficiently mixed, it ferments more thorough, generate methane gas Body is also more, efficiently solves the problems, such as that the methane gas that normal fermentation mode generates is insufficient, guarantees the normal use of biogas energy supplying system.
Description
Technical field
The invention belongs to recovery and reuse of waste correlative technology fields, specifically, the present invention relates to a kind of kind of cultivation is useless
The method that gurry is recycled and utilized.
Background technique
China is large agricultural country, and agricultural production occupies highly important status in China, not with agriculture production technology
Disconnected progress, agricultural production is often with livestock and poultry cultivation is carried out, to increase productivity, however, China's animal waste in recent years
Prevention and cure of pollution problem becomes increasingly conspicuous, and farm's breeding wastewater outlet without any processing becomes China's quality of water environment and agriculture
The primary pollution source that village's environmental quality deteriorates, jeopardizes urban and rural residents' drinking water safety, in the region of some planting industry prosperities, livestock and poultry
Breeding waste is often taken ecological circulation Land use systems to be applied to farmland and is dissolved, however planting industry environment around some
For off-capacity to accommodate the animal waste of generation or at environmental sensitive area, the resource utilization of animal waste is aobvious
It is particularly important, animal waste is mainly feces of livestock and poultry, the conventional application method of feces of livestock and poultry be as farmland organic fertilizer,
But untreated feces of livestock and poultry may carry germ, there are security risks, while the absorbability in soil is limited, are not inhaled
The excrement of receipts may pollute environment, be not ideal treating method, in agricultural planting operating process, crop planting mistake
Cheng Zhonghui generates a large amount of stalks, and the processing mode of stalk is few, and the mode of burning is taken when most directly quickly mode is general, but
Crop straw burning there are huge security risk, many mountain fires be all because of crop straw burning caused by, while crop straw burning is also possible to
The pollution of PM2.5 is caused, therefore directly burns and stalk can not be handled well, stalk is crushed into post-fermentation and generates natural pond
Gas can not only provide the energy, while can also solve the problems, such as the processing of stalk, but there are the incomplete problems of glycolysis for stalk fermentation
The output of methane is limited simultaneously, and biogas service performance difference is not able to satisfy the needs of people's daily life.
Summary of the invention
To solve the problems, such as background technique, the invention discloses a kind of kind of cultivation scrap concrete and the sides utilized
Breeding waste is primarily referred to as feces of livestock and poultry and agricultural crop straw in method, described kind of cultivation scrap concrete and the method utilized,
Agricultural crop straw and feces of livestock and poultry are toasted after crushing, and baking operation can make stalk more fluffy, can be preferably to liquid
And leavening is adsorbed, and is handled using sodium hydroxide material before material fermentation, can effectively improving material digestibility,
Guarantee stalk Rapid Fermentation, and ferment thoroughly, while material excrement is mixed with agricultural crop straw in two times, oversize matter is mostly not
Absorbed crude fibre, screenings matter are mostly powder, and the addition of powder combination excrement juice can make excrement powder be substantially adhered to stalk
On grain, guarantee that material is sufficiently mixed, ferments more thorough, the methane gas of generation is also more, efficiently solves normal fermentation mode
The problem of the methane gas deficiency of generation guarantees the normal use of biogas energy supplying system.
To achieve the above object, the present invention is achieved through the following technical solutions:
Described kind of cultivation scrap concrete and the method utilized are realized by following steps:
(1) agricultural crop straw of picking fruit is gathered in agricultural crop straw pre-treatment, and harvested stalk carries out
Drying and crushing, smashed material using baking machine toast 5-6min, 50-70 DEG C of baking temperature；
(2) the excrement unified collection in livestock and poultry cultivation house is entered device after the excrement mixing of collection by feces of livestock and poultry pre-treatment
It is squeezed in ware, excrement juice and excrement slag separate collection after extruding, the excrement slag of collection enters drying device drying, drying temperature 10-15
DEG C, drying time 2-4min, excrement juice is collected spare；
(3) material mixes, and 8 meshes is crossed after the crops stalk crushing after drying, excrement smashes it through 50 meshes, after sieving
Mixing, while it being mixed into the biogas residue collected from old methane-generating pit, cellulase is added, is uniformly mixed；
(4) alkali process material, mixed material are sprayed with the sodium hydroxide of 4-6 ℅ and are mixed；
(5) material fermentation, the material after alkali process are mixed into excrement juice under 35 DEG C of constant temperature, and leavening, mixing is added
It is placed into after uniformly in methane-generating pit and carries out fermentation process, fermented 35-45 days；
(6) gas collection, methane-generating pit is connect with gas collector after fermentation carries out gas collection.
Preferably, the agricultural crop straw is rice straw and corn stover, excrement is sheep dung and horsehit.
Preferably, sodium hydroxide is added in material is stirred in three times in the step (4).
Preferably, mixed excrement is the oversize matter after sieving in the step (3), screenings matter is in step (5)
In be mixed into material together with excrement juice.
Preferably, needing daily to be monitored the gas in methane-generating pit, in real time in the fermentation process of the step (5)
Monitor the amount that methane gas generates.
Beneficial effects of the present invention: breeding waste is primarily referred to as in described kind of cultivation scrap concrete and the method utilized
Feces of livestock and poultry and agricultural crop straw, agricultural crop straw and feces of livestock and poultry are toasted after crushing, and baking operation can make stalk more
It is fluffy, preferably liquid and leavening can be adsorbed, material is handled using sodium hydroxide before material fermentation, it can
The digestibility of effective improving material guarantees stalk Rapid Fermentation, and ferments thoroughly, at the same material excrement in two times with crops straw
Stalk mixing, oversize matter are mostly unabsorbed crude fibre, and screenings matter is mostly powder, and the addition of powder combination excrement juice can make excrement
Powder is substantially adhered on stalk particle, guarantees that material is sufficiently mixed, and is fermented more thorough, the methane gas of generation is also more, has
Effect solves the problems, such as that the methane gas that normal fermentation mode generates is insufficient, guarantees the normal use of biogas energy supplying system.
Specific embodiment
It is clear to be more clear above-mentioned purpose, technical scheme and beneficial effects, the present invention is done with reference to embodiments
It illustrates.
Embodiment 1
Described kind of cultivation scrap concrete and the method utilized are realized by following steps:
(1) agricultural crop straw of picking fruit is gathered in agricultural crop straw pre-treatment, and agricultural crop straw is straw
Crushing is dried in stalk and corn stover, harvested stalk, and smashed material toasts 5min, baking temperature using baking machine
50 DEG C of degree；
(2) feces of livestock and poultry pre-treatment, by the unified collection of excrement in livestock and poultry cultivation house, excrement is sheep dung and horsehit, is collected
Excrement mixing after enter in vessel and squeeze, excrement juice and excrement slag separate collection after extruding, it is dry that the excrement slag of collection enters drying device
Dry, drying temperature is 10 DEG C, drying time 2min, and excrement juice is collected spare；
(3) material mixes, and 8 meshes are crossed after the crops stalk crushing after drying, and excrement smashes it through 50 meshes, excrement mistake
After sieve, oversize matter is mixed with agricultural crop straw, while being mixed into the biogas residue collected from old methane-generating pit, and cellulase, stirring is added
It is uniformly mixed；
(4) alkali process material, mixed material are sprayed with the sodium hydroxide of 4 ℅ and are mixed, and sodium hydroxide sprays in three times
Into material, it is stirred after spray；
(5) material fermentation, the material after alkali process are mixed into excrement in excrement juice and step (3) under 35 DEG C of constant temperature
Leavening is added in screenings matter after sieving, is placed into methane-generating pit after mixing and carries out fermentation process, ferments 35 days, hair
During ferment, the gas in methane-generating pit is monitored daily, the amount that monitoring methane gas generates avoids methane content excessively high,
Generation accident；
(6) gas collection, methane-generating pit is connect with gas collector after fermentation carries out gas collection.
Embodiment 2
Described kind of cultivation scrap concrete and the method utilized are realized by following steps:
(1) agricultural crop straw of picking fruit is gathered in agricultural crop straw pre-treatment, and agricultural crop straw is straw
Crushing is dried in stalk and corn stover, harvested stalk, and smashed material toasts 6min, baking temperature using baking machine
70 DEG C of degree；
(2) feces of livestock and poultry pre-treatment, by the unified collection of excrement in livestock and poultry cultivation house, excrement is sheep dung and horsehit, is collected
Excrement mixing after enter in vessel and squeeze, excrement juice and excrement slag separate collection after extruding, it is dry that the excrement slag of collection enters drying device
Dry, drying temperature is 15 DEG C, drying time 4min, and excrement juice is collected spare；
(3) material mixes, and 8 meshes are crossed after the crops stalk crushing after drying, and excrement smashes it through 50 meshes, excrement mistake
After sieve, oversize matter is mixed with agricultural crop straw, while being mixed into the biogas residue collected from old methane-generating pit, and cellulase, stirring is added
It is uniformly mixed；
(4) alkali process material, mixed material are sprayed with the sodium hydroxide of 6 ℅ and are mixed, and sodium hydroxide sprays in three times
Into material, it is stirred after spray；
(5) material fermentation, the material after alkali process are mixed into excrement in excrement juice and step (3) under 35 DEG C of constant temperature
Leavening is added in screenings matter after sieving, is placed into methane-generating pit after mixing and carries out fermentation process, ferments 45 days, hair
During ferment, the gas in methane-generating pit is monitored daily, the amount that monitoring methane gas generates avoids methane content excessively high,
Generation accident；
(6) gas collection, methane-generating pit is connect with gas collector after fermentation carries out gas collection.
Embodiment 3
Described kind of cultivation scrap concrete and the method utilized are realized by following steps:
(1) agricultural crop straw of picking fruit is gathered in agricultural crop straw pre-treatment, and agricultural crop straw is straw
Crushing is dried in stalk and corn stover, harvested stalk, and smashed material toasts 5.4min, baking using baking machine
65 DEG C of temperature；
(2) feces of livestock and poultry pre-treatment, by the unified collection of excrement in livestock and poultry cultivation house, excrement is sheep dung and horsehit, is collected
Excrement mixing after enter in vessel and squeeze, excrement juice and excrement slag separate collection after extruding, it is dry that the excrement slag of collection enters drying device
Dry, drying temperature is 13 DEG C, drying time 3.8min, and excrement juice is collected spare；
(3) material mixes, and 8 meshes are crossed after the crops stalk crushing after drying, and excrement smashes it through 50 meshes, excrement mistake
After sieve, oversize matter is mixed with agricultural crop straw, while being mixed into the biogas residue collected from old methane-generating pit, and cellulase, stirring is added
It is uniformly mixed；
(4) alkali process material, mixed material are sprayed with the sodium hydroxide of 5.2 ℅ and are mixed, and sodium hydroxide sprays in three times
It pours in material, is stirred after spray；
(5) material fermentation, the material after alkali process are mixed into excrement in excrement juice and step (3) under 35 DEG C of constant temperature
Leavening is added in screenings matter after sieving, is placed into methane-generating pit after mixing and carries out fermentation process, ferments 43 days, hair
During ferment, the gas in methane-generating pit is monitored daily, the amount that monitoring methane gas generates avoids methane content excessively high,
Generation accident；
(6) gas collection, methane-generating pit is connect with gas collector after fermentation carries out gas collection.
Described kind of cultivation scrap concrete and the method utilized, are fermented using agricultural crop straw mixing excrement, hydrogen-oxygen
Change the processed agricultural crop straw of sodium, especially rice straw and corn stover, the digestibility of stalk significantly improves after processing, can
Excellent effective glycolysis efficiency for promoting agricultural crop straw, to promote the quantum of output of methane gas.
Experimental analysis
The present invention mainly carries out fermentation process with agricultural crop straw combination feces of livestock and poultry, methane gas is generated, to farming
While object stalk and feces of livestock and poultry are handled, the recycling to kind of breeding waste is realized, this experiment is with each embodiment
The content of methane determines preferably operation scheme relatively in the gas that the operating method of middle record generates.
Experimental implementation is carried out respectively using embodiment 1, embodiment 2, embodiment 3 as technical solution, respectively number experimental group
1, experimental group 2, experimental group 3, while being cut off with agricultural crop straw, after feces of livestock and poultry is directly collected, biogas is put into together with stalk
The operating method that fermentation generates gas in pond carries out experimental implementation as experimental group 4 respectively, while four groups of experimental groups are generated
Gas is collected, and carries out the measurement of methane content, and the measurement of methane content is measured using gas chromatography, methane content
Yi ℅ indicates that measurement result compares it is found that methane content is 62.71 ℅ in 1 gas of experimental group, and methane contains in 2 gas of experimental group
Amount is 63.82 ℅, and methane content is 68.52 ℅ in 3 gas of experimental group, and methane content is 52.82 ℅ in 4 gas of experimental group.
In conclusion the content of methane is with respect to highest in 3 gas of experimental group, opposite embodiment 3 is more excellent scheme, in this hair
The recycling of bright middle kind of breeding waste, i.e., the kind that will likely pollute the environment cultivate waste gathering into property it is unified at
Reason, fermentation generate biogas, and biogas can be used for the heating illumination of daily life, directly use for farm or peasant household, to realize
The recycling of breeding waste, during the routine use of biogas, methane content of bilogas decides the use effect of biogas
Fruit, the fire damp content that general processing mode generates is unstable, and using effect is undesirable, and material sufficiently ferments in the present invention,
Methane concentration is high, and the using effect of biogas is relatively preferable, and the effect of kind cultivation recovery and reuse of waste is good.
Breeding waste is primarily referred to as feces of livestock and poultry and crops in described kind of cultivation scrap concrete and the method utilized
Stalk, agricultural crop straw and feces of livestock and poultry are toasted after crushing, and baking operation can make stalk more fluffy, can be preferably right
Liquid and leavening are adsorbed, handled using sodium hydroxide material before material fermentation, can effectively improving material disappear
Rate guarantees stalk Rapid Fermentation, and ferments thoroughly, while material excrement is mixed with agricultural crop straw in two times, oversize matter
Mostly unabsorbed crude fibre, screenings matter are mostly powder, and the addition of powder combination excrement juice can be such that excrement powder is substantially adhered to
On stalk particle, guarantee that material is sufficiently mixed, ferments more thorough, the methane gas of generation is also more, efficiently solves conventional hair
The problem for the methane gas deficiency that ferment mode generates guarantees the normal use of biogas energy supplying system.
Finally, it is stated that preferred embodiment above is only used to illustrate the technical scheme of the present invention and not to limit it, although logical
It crosses above preferred embodiment the present invention is described in detail, however, those skilled in the art should understand that, can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (5)
1. a kind of kind of cultivation scrap concrete and the method utilized, which is characterized in that described kind of cultivation scrap concrete and utilization
Method pass through following steps realize:
(1) agricultural crop straw of picking fruit is gathered in agricultural crop straw pre-treatment, and harvested stalk is dried
Crush, smashed material using baking machine toast 5-6min, 50-70 DEG C of baking temperature；
(2) feces of livestock and poultry pre-treatment enters the excrement unified collection in livestock and poultry cultivation house in vessel after the excrement mixing of collection
It squeezes, excrement juice and excrement slag separate collection after extruding, the excrement slag of collection enters drying device drying, and drying temperature is 10-15 DEG C, does
Dry time 2-4min, excrement juice are collected spare；
(3) material mixes, and 8 meshes are crossed after the crops stalk crushing after drying, and excrement smashes it through 50 meshes, mixes after sieving
It closes, while being mixed into the biogas residue collected from old methane-generating pit, cellulase is added, is uniformly mixed；
(4) alkali process material, mixed material are sprayed with the sodium hydroxide of 4-6 ℅ and are mixed；
(5) material fermentation, the material after alkali process are mixed into excrement juice under 35 DEG C of constant temperature, leavening are added, be uniformly mixed
After be placed into methane-generating pit and carry out fermentation process, ferment 35-45 days；
(6) gas collection, methane-generating pit is connect with gas collector after fermentation carries out gas collection.
2. a kind of kind of cultivation scrap concrete according to claim 1 and the method utilized, it is characterised in that: described
Agricultural crop straw is rice straw and corn stover, and excrement is sheep dung and horsehit.
3. a kind of kind of cultivation scrap concrete according to claim 1 and the method utilized, it is characterised in that: the step
Suddenly in (4), sodium hydroxide is added in material is stirred in three times.
4. a kind of kind of cultivation scrap concrete according to claim 1 and the method utilized, it is characterised in that: the step
Suddenly mixed excrement is oversize matter after sieving in (3), and screenings matter is mixed into material together with excrement juice in step (5)
It is interior.
5. a kind of kind of cultivation scrap concrete according to claim 1 and the method utilized, it is characterised in that: the step
Suddenly it in the fermentation process of (5), needs daily to be monitored the gas in methane-generating pit, the amount that real time monitoring methane gas generates.
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| CN201810801149.8A CN108998477A (en) | 2018-07-20 | 2018-07-20 | A kind of kind of cultivation scrap concrete and the method utilized |
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| CN201810801149.8A CN108998477A (en) | 2018-07-20 | 2018-07-20 | A kind of kind of cultivation scrap concrete and the method utilized |
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Cited By (3)
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| CN112111532A (en) * | 2020-09-01 | 2020-12-22 | 思南县科龙农机专业合作社 | Circular agricultural production method |
| CN113293180A (en) * | 2021-05-17 | 2021-08-24 | 山东登海种业股份有限公司 | Corn straw recycling process |
| CN113293091A (en) * | 2021-05-17 | 2021-08-24 | 山东登海种业股份有限公司 | Corn stalk recycling system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112111532A (en) * | 2020-09-01 | 2020-12-22 | 思南县科龙农机专业合作社 | Circular agricultural production method |
| CN113293180A (en) * | 2021-05-17 | 2021-08-24 | 山东登海种业股份有限公司 | Corn straw recycling process |
| CN113293091A (en) * | 2021-05-17 | 2021-08-24 | 山东登海种业股份有限公司 | Corn stalk recycling system |
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| CN113293180B (en) * | 2021-05-17 | 2022-07-19 | 山东登海种业股份有限公司 | Corn straw recycling process |
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