CN105294178A - Method for biodegrading animal carcass by utilizing biogas residues - Google Patents

Method for biodegrading animal carcass by utilizing biogas residues Download PDF

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Publication number
CN105294178A
CN105294178A CN201510650439.3A CN201510650439A CN105294178A CN 105294178 A CN105294178 A CN 105294178A CN 201510650439 A CN201510650439 A CN 201510650439A CN 105294178 A CN105294178 A CN 105294178A
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CN
China
Prior art keywords
carcase
degradation
methane slag
pulverizing
fermentation bed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510650439.3A
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Chinese (zh)
Inventor
华怀峰
徐立明
郑永权
杨蕴毅
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JIANGSU SIWEIBO BIOLOGICAL TECHNOLOGY CO., LTD.
Original Assignee
NANJING YUANKAI BIOLOGICAL ENERGY ENVIRONMENTAL PROTECTION ENGINEERING Co Ltd
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Application filed by NANJING YUANKAI BIOLOGICAL ENERGY ENVIRONMENTAL PROTECTION ENGINEERING Co Ltd filed Critical NANJING YUANKAI BIOLOGICAL ENERGY ENVIRONMENTAL PROTECTION ENGINEERING Co Ltd
Priority to CN201510650439.3A priority Critical patent/CN105294178A/en
Publication of CN105294178A publication Critical patent/CN105294178A/en
Pending legal-status Critical Current

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/10Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
    • Y02A40/20Fertilizers of biological origin, e.g. guano or fertilizers made from animal corpses
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00Technologies for the production of fuel of non-fossil origin
    • Y02E50/30Fuel from waste, e.g. synthetic alcohol or diesel
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/40Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse

Abstract

The invention discloses a method for biodegrading an animal carcass by utilizing biogas residues, which is a method for carrying out biodegradation by using the biogas residues as a degradation matrix raw material. Compared with the prior art, according to the method, the animal carcass can be efficiently degraded and in the degrading process, no obvious odor is generated. Meanwhile, the method disclosed by the invention is simple, convenient and rapid to operate and is easy to popularize.

Description

A kind of utilize methane slag biological degradation carcase method
Technical field
The invention belongs to environmental treatment field, be specifically related to a kind of utilize methane slag biological degradation carcase method.
Background technology
In recent years, China's aquaculture fast development, cultivation level improves year by year.Even if but modernization scale raising, still there is the poultry of dying of illness of some amount.The report of the floating dead pig of East China rivers, makes public arbitrarily abandoning this phenomenon of sick dead pig.Dead livestock and poultry corpse not only has the phenomenon arbitrarily abandoned, and even has illegal retailer by dead livestock and poultry list marketing.
For pig, according to statistics, Qinzhou City's live pig death toll in 2013 56900.Owing to lacking carcase innoxious process for treating, surrounding area, Qinzhou City still has the phenomenon abandoning sick dead pig.Sick dead pig is hidden multiple pathogenic microorganisms, particularly infecting both domestic animals and human cause of disease bacterium, easily causes morbidity after people contacts, even dead.Therefore, sick dead pig is often that epidemic disease is propagated and expands effective process.It is also the Important Action ensureing public safety to animals died of illness harmless treatment.
In East Coastal developed regions, scale raising uses large-scale incinerator to burn the method process carcase of carcase.Incinerator harmless treatment carcase, has efficient quick, burns thoroughly, can the advantage of effective pathogenic microbe killing, also can avoid sick dead pig list marketing.But because burning facility price is high, safeguard not easily, be difficult to promote the use of in middle-size and small-size plant.
Some large-scale plants, in order to reduce cost, usually adopt the method process carcase of landfill on the spot.But under natural condition, carcase degradation speed is comparatively slow, and needs a large amount of soil and excavator to carry out landfill, and this method is not the long-term plan of carcase process.
Therefore, the degradation method of a kind of efficient carcase, society needed badly.
Summary of the invention
The technical problem to be solved in the present invention be to provide a kind of utilize methane slag biological degradation carcase method, to solve the improper problem of the not high and carcase treatment process of methane slag utilization ratio that prior art exists.
For solving the problems of the technologies described above, the technical solution used in the present invention is as follows:
Utilize methane slag biological degradation carcase a method, it comprises the steps:
(1) methane slag and edible fungi residues are tanned by the sun 7 ~ 10 days, for subsequent use after pulverizing;
(2) matrix degradation is obtained after fully being mixed by the edible fungi residues after the pulverizing obtained in the methane slag after the pulverizing obtained in yeast lyophilized powder, subtilis lyophilized powder, step (1) and step (1) for subsequent use;
(3) by step (2) to matrix degradation insert fermentation bed after, in fermentation bed, spray ripener, after 5 ~ 10 days, the matrix degradation surface coverage inserted in fermentation bed 1 ~ 5 layer of individual layer 50 ~ 100 order gauze;
(4) by after the potassium oxalate aqueous solution in the carcase surface sprinkling of needs degraded, imbed in the fermentation bed matrix degradation after step (3) process, after 7 ~ 12 days, namely complete degraded.
In step (2), the weight ratio of the edible fungi residues after the pulverizing obtained in the methane slag after the pulverizing obtained in yeast lyophilized powder, subtilis lyophilized powder, step (1) and step (1) is 2:1:30 ~ 50:20 ~ 30.
In step (3), the solvent of described ripener is water, and solute is glucose and ethanol; Wherein, the volume fraction of solute ethanol is 15%, and the massfraction of solute glucose is 5 ~ 9%.
In step (3), the weight ratio of ripener and matrix degradation is 1:10 ~ 15.
In step (3), described gauze, before being covered in matrix degradation surface, soaks 10 ~ 20s in the aqueous ethanolic solution of 20% volume fraction.
In step (4), in the described potassium oxalate aqueous solution, the concentration of solute potassium oxalate is 0.5 ~ 1mol/L.
Wherein, the matrix degradation obtained in step (2), except inserting common fermentation bed, also can insert the subsequent step carrying out carcase degraded in the matrix of specific biological degradation fermentation bed;
Wherein, described biological degradation fermentation bed structure is as follows:
A kind of biological degradation fermentation bed, it comprises fermentation bed bed body, cement layer, padding layer, hypothallus and adsorption layer; Wherein, cement layer, padding layer, hypothallus and adsorption layer set gradually from bottom to up with in fermentation bed bed body.
Wherein, described cement layer thickness is 10 ~ 20cm.
Wherein, described padding layer thickness is 20 ~ 50cm.
Wherein, the material block that described padding layer is pressed into after being mixed by wooden chaff, bagasse and stalk powder in swager is laid and is formed; Wherein, the weight ratio of wooden chaff, bagasse and stalk powder is 1 ~ 3:1 ~ 3:1 ~ 3.
Wherein, described hypothallus thickness is 50 ~ 100cm.
Wherein, described adsorbent layer thickness is 30 ~ 50cm.
Wherein, described adsorption layer is laid after being mixed by lime powder, stalk powder and gac and is formed; Wherein, the weight ratio of lime powder, stalk powder and gac is 2 ~ 5:3 ~ 5:1.
Beneficial effect:
Compared with prior art, the present invention can degrade carcase efficiently, and without obvious peculiar smell in degradation process.Meanwhile, the inventive method is simple and convenient, is easy to promote.
Embodiment
According to following embodiment, the present invention may be better understood.But those skilled in the art will readily understand, the content described by embodiment only for illustration of the present invention, and should can not limit the present invention described in detail in claims yet.
Embodiment 1
Utilize methane slag biological degradation carcase method, it comprises the steps:
(1) methane slag and edible fungi residues are tanned by the sun 10 days, for subsequent use after pulverizing;
(2) matrix degradation is obtained after fully being mixed by the edible fungi residues after the pulverizing obtained in the methane slag after the pulverizing obtained in yeast lyophilized powder, subtilis lyophilized powder, step (1) and step (1) for subsequent use;
(3) by step (2) to matrix degradation insert in the hypothallus of biological degradation fermentation bed, ripener is sprayed in fermentation bed, after 7 days, the matrix degradation surface (between the hypothallus of biological degradation fermentation bed and adsorption layer) inserted in fermentation bed covers 5 layers of individual layer 100 order gauze;
(4) by after the potassium oxalate aqueous solution in the carcase surface sprinkling of needs degraded, imbed in the fermentation bed matrix degradation after step (3) process, after 7 ~ 8 days, namely complete degraded.
In step (2), the weight ratio of the edible fungi residues after the pulverizing obtained in the methane slag after the pulverizing obtained in yeast lyophilized powder, subtilis lyophilized powder, step (1) and step (1) is 2:1:30 ~ 50:20 ~ 30.
In step (3), the solvent of described ripener is water, and solute is glucose and ethanol; Wherein, the volume fraction of solute ethanol is 15%, and the massfraction of solute glucose is 6%.
In step (3), the weight ratio of ripener and matrix degradation is 1:12.
In step (3), described gauze, before being covered in matrix degradation surface, soaks 10 ~ 20s in the aqueous ethanolic solution of 20% volume fraction.
In step (4), in the described potassium oxalate aqueous solution, the concentration of solute potassium oxalate is 0.5 ~ 1mol/L.
Wherein, described biological degradation fermentation bed structure comprises fermentation bed bed body, cement layer, padding layer, hypothallus and adsorption layer; Wherein, cement layer, padding layer, hypothallus and adsorption layer set gradually from bottom to up with in fermentation bed bed body.
Wherein, described cement layer thickness is 15cm.
Wherein, described padding layer thickness is 30cm.
Wherein, the material block that described padding layer is pressed into after being mixed by wooden chaff, bagasse and stalk powder in swager is laid and is formed; Wherein, the weight ratio of wooden chaff, bagasse and stalk powder is 1:1:1.
Wherein, described hypothallus thickness is 75m.
Wherein, described adsorbent layer thickness is 40cm.
Wherein, described adsorption layer is laid after being mixed by lime powder, stalk powder and gac and is formed; Wherein, the weight ratio of lime powder, stalk powder and gac is 5:3:1.
The sick pig corpse choosing 3 about 30kg is imbedded in the hypothallus of biological degradation fermentation bed respectively, and after burying, every day is by temperature in pin type thermometer measure hypothallus.Each sky temperature (get the mean value of 3 groups, degraded in advance if any 1/2 group, then calculate the mean value of residue several groups) as shown in the table.When declining appears in the temperature recorded, open hypothallus and check whether degraded.
Wherein, in 3 groups of experiments, sick pig corpse has two to decompose at the 7th day, has 1 to decompose at the 8th day.Compared with prior art, efficiency is very high.Meanwhile, in degradation process, almost free from extraneous odour sheds.

Claims (6)

1. utilize methane slag biological degradation carcase a method, it is characterized in that, comprise the steps:
(1) methane slag and edible fungi residues are tanned by the sun 7 ~ 10 days, for subsequent use after pulverizing;
(2) matrix degradation is obtained after fully being mixed by the edible fungi residues after the pulverizing obtained in the methane slag after the pulverizing obtained in yeast lyophilized powder, subtilis lyophilized powder, step (1) and step (1) for subsequent use;
(3) by step (2) to matrix degradation insert fermentation bed after, in fermentation bed, spray ripener, after 5 ~ 10 days, the matrix degradation surface coverage inserted in fermentation bed 1 ~ 5 layer of individual layer 50 ~ 100 order gauze;
(4) by after the potassium oxalate aqueous solution in the carcase surface sprinkling of needs degraded, imbed in the fermentation bed matrix degradation after step (3) process, after 7 ~ 12 days, namely complete degraded.
2. according to claim 1 utilize methane slag biological degradation carcase method, it is characterized in that, in step (2), the weight ratio of the edible fungi residues after the pulverizing obtained in the methane slag after the pulverizing obtained in yeast lyophilized powder, subtilis lyophilized powder, step (1) and step (1) is 2:1:30 ~ 50:20 ~ 30.
3. according to claim 1 utilize methane slag biological degradation carcase method, it is characterized in that, in step (3), the solvent of described ripener is water, and solute is glucose and ethanol; Wherein, the volume fraction of solute ethanol is 15%, and the massfraction of solute glucose is 5 ~ 9%.
4. according to claim 1 utilize methane slag biological degradation carcase method, it is characterized in that, in step (3), the weight ratio of ripener and matrix degradation is 1:10 ~ 15.
5. according to claim 1 utilize methane slag biological degradation carcase method, it is characterized in that, in step (3), described gauze, before being covered in matrix degradation surface, soaks 10 ~ 20s in the aqueous ethanolic solution of 20% volume fraction.
6. according to claim 1 utilize methane slag biological degradation carcase method, it is characterized in that, in step (4), in the described potassium oxalate aqueous solution, the concentration of solute potassium oxalate is 0.5 ~ 1mol/L.
CN201510650439.3A 2015-10-09 2015-10-09 Method for biodegrading animal carcass by utilizing biogas residues Pending CN105294178A (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004250312A (en) * 2003-02-20 2004-09-09 Masaharu Mohiki Organic manure using lamprey or the like and method of manufacturing the same
CN101838166A (en) * 2010-01-25 2010-09-22 大连理工大学 Animal carrion and static compost hazard-free treatment method of products thereof
CN103028593A (en) * 2012-12-14 2013-04-10 临沂新程金锣牧业有限公司 Packing, workshop and method for carrying out harmless treatment on dead livestock
CN103396180A (en) * 2013-08-07 2013-11-20 山东省农业科学院畜牧兽医研究所 Method for treating animals died from illness by using flammulina velutipes dreg
CN104311170A (en) * 2014-09-30 2015-01-28 浙江工商大学 Method for producing organic fertilizer through biodegradation of died livestock

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004250312A (en) * 2003-02-20 2004-09-09 Masaharu Mohiki Organic manure using lamprey or the like and method of manufacturing the same
CN101838166A (en) * 2010-01-25 2010-09-22 大连理工大学 Animal carrion and static compost hazard-free treatment method of products thereof
CN103028593A (en) * 2012-12-14 2013-04-10 临沂新程金锣牧业有限公司 Packing, workshop and method for carrying out harmless treatment on dead livestock
CN103396180A (en) * 2013-08-07 2013-11-20 山东省农业科学院畜牧兽医研究所 Method for treating animals died from illness by using flammulina velutipes dreg
CN104311170A (en) * 2014-09-30 2015-01-28 浙江工商大学 Method for producing organic fertilizer through biodegradation of died livestock

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