CN106497985B - A kind of biogas fermentation nutritional additive and its adding method - Google Patents
A kind of biogas fermentation nutritional additive and its adding method Download PDFInfo
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- CN106497985B CN106497985B CN201611185034.8A CN201611185034A CN106497985B CN 106497985 B CN106497985 B CN 106497985B CN 201611185034 A CN201611185034 A CN 201611185034A CN 106497985 B CN106497985 B CN 106497985B
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- 238000000855 fermentation Methods 0.000 title claims abstract description 34
- 230000004151 fermentation Effects 0.000 title claims abstract description 33
- 235000020939 nutritional additive Nutrition 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 15
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 14
- 239000000654 additive Substances 0.000 claims abstract description 12
- 239000002893 slag Substances 0.000 claims abstract description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 11
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 11
- 230000000996 additive effect Effects 0.000 claims abstract description 11
- 239000004202 carbamide Substances 0.000 claims abstract description 11
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 11
- 239000003245 coal Substances 0.000 claims abstract description 11
- 238000012360 testing method Methods 0.000 claims abstract description 11
- CKUAXEQHGKSLHN-UHFFFAOYSA-N [C].[N] Chemical compound [C].[N] CKUAXEQHGKSLHN-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000013589 supplement Substances 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 235000013399 edible fruits Nutrition 0.000 claims abstract description 6
- -1 sawdust Substances 0.000 claims abstract description 6
- 235000015097 nutrients Nutrition 0.000 claims abstract description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 4
- 230000001502 supplementing effect Effects 0.000 claims abstract description 4
- 238000010438 heat treatment Methods 0.000 claims abstract description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 9
- 150000007524 organic acids Chemical class 0.000 claims description 7
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 claims description 6
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 claims description 3
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 claims description 3
- 240000008866 Ziziphus nummularia Species 0.000 claims description 3
- 150000001413 amino acids Chemical class 0.000 claims description 3
- 235000012538 ammonium bicarbonate Nutrition 0.000 claims description 3
- 239000001099 ammonium carbonate Substances 0.000 claims description 3
- 235000019260 propionic acid Nutrition 0.000 claims description 3
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 235000011054 acetic acid Nutrition 0.000 claims description 2
- 235000001014 amino acid Nutrition 0.000 claims description 2
- 235000014113 dietary fatty acids Nutrition 0.000 claims description 2
- 229930195729 fatty acid Natural products 0.000 claims description 2
- 239000000194 fatty acid Substances 0.000 claims description 2
- 150000004665 fatty acids Chemical class 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 230000002609 anti-worm Effects 0.000 claims 1
- 239000002994 raw material Substances 0.000 abstract description 11
- 239000007789 gas Substances 0.000 description 13
- 210000003608 fece Anatomy 0.000 description 6
- 238000007599 discharging Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 241000894006 Bacteria Species 0.000 description 3
- 241001465754 Metazoa Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000010902 straw Substances 0.000 description 3
- 244000025254 Cannabis sativa Species 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000009313 farming Methods 0.000 description 2
- 244000144972 livestock Species 0.000 description 2
- 230000004060 metabolic process Effects 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 244000144977 poultry Species 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 244000018633 Prunus armeniaca Species 0.000 description 1
- 235000009827 Prunus armeniaca Nutrition 0.000 description 1
- 241000282887 Suidae Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000009360 aquaculture Methods 0.000 description 1
- 244000144974 aquaculture Species 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
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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
-
- 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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- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Microbiology (AREA)
- General Chemical & Material Sciences (AREA)
- Biotechnology (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Fertilizers (AREA)
- Treatment Of Sludge (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
A kind of biogas fermentation nutritional additive and its adding method, additive as mass fraction, including organic sour pomace 70%-74% for supplementing the nutrients for methane backeria, the coal slag 5%-6% for providing carbon for methane backeria, for providing carbon and absorbing the sawdust 4%-6% of sugar in organic sour fruit, urea 5.5%-6% and insect-proof agent 10%-15% for deploying carbon nitrogen ratio；Carbon-nitrogen ratio in the biogas fermentation nutritional additive is (25~30): 1.Adding method includes carrying out air tight test to methane-generating pit first, it is ensured that methane-generating pit good seal；Then organic sour pomace, coal slag, sawdust, urea and insect-proof agent are dissolved by heating in water, obtains additive mixed liquor；Methane-generating pit finally is added by feed inlet in additive mixed liquor, is recycled and supplements on demand.The present invention can substitute traditional zymotic raw material, improve the utilization rate of methane-generating pit.
Description
Technical field
The present invention relates to biogas fermentation fields, and in particular to a kind of biogas fermentation nutritional additive and its adding method.
Background technique
Biogas fermentation is also known as anaerobic digestion, anaerobic fermentation or methane fermentation, refers to organic substance (such as people and animals' poultry-dung
Just, straw, weeds etc.) under certain moisture, temperature and anaerobic condition, pass through many kinds of, enormous amount and function difference
All kinds of microorganism decompositions metabolism, ultimately generate the complex biological chemistry mistake of the mixed gases such as methane and carbon dioxide (biogas)
Journey.
Domestic methane tank is generally encased in raw material and strain, after methane-generating pit starts use, reinforces daily management, controls hair
Ferment process condition, be improve factor of created gase important technique measure, to make the lasting real estate gas of methane-generating pit it is good, produce gas it is prosperous, it is necessary to
According to the growth and breeding rule of biogas microorganism, the scientific management of Lai Jiaqiang methane-generating pit.
The fermentation raw material of methane-generating pit is added, ferments and decomposes through biogas bacteria, be gradually consumed or convert.If not in time
Fresh feed is supplemented, biogas bacteria will gas production decline.In order to guarantee that biogas bacteria has sufficient food, and carry out normal
Metabolism makes to produce gas normally and persistently it is necessary to constantly supplement fresh feed, accomplishes to spare no effort to material and diligent discharging.According to general
The daily gas consumption of family and the gas production of common biogas fermentation material, domestic methane tank normally start using after 2-3 months,
20 kilograms or so of fresh feces of livestock and poultry pit entry fermentation should be kept daily." three combine " methane-generating pit has 3-6 pigs or 1-2 head daily
The excrement pit entry fermentation of ox can meet needs, usually need to only add suitable water, to keep the concentration of fermentation raw material.Non- " three knots
Conjunction " methane-generating pit answers the raw material of the total dischargeable capacity 5% of input and output material Zhan generally every 5-10 days, can also be by every cubic meter biogas pool volume
Fermentation raw material is added into 3-4 kilograms of siccative of ratio, while also wanting periodically small discharging, keeps a certain number of feed liquids in pond.
So far from 2000, in the built domestic methane tank in the whole nation, there are about more than 4,000 ten thousand mouthfuls, but have the original of different Cheng Du
Cause, the problem for causing utilization rate not high occur.Biogas fermentation needs the fermentation raw materials such as excrement of animals and straw, green grass first, but
In the few aquaculture industries in China some areas, feces of livestock and poultry source is in short supply, needs when supplementing excrement of animals in far place
Purchase, cost is very high, needs to crush when adding straw and green grass, large labor intensity, so methane-generating pit is built up for the first time in these places
After charging, daily adding raw materials, so therefore many methane-generating pits just stop producing gas, reduce utilization rate just at problem.This
Outer majority rural area is with labor transfer, and the majority left is old man, disabled person and children etc., they do not work substantially
Power can not carry out cultivation work, so that the problem that discharging is difficult, charging is difficult increasingly occurs, also result in household biogas utilization rate gradually
Decline.
Summary of the invention
It is an object of the invention to be directed to above-mentioned the problems of the prior art, provide a kind of biogas fermentation nutritional additive and
Its adding method improves the fermentation efficiency of biogas, reduces fermentation raw material use cost, promotes the use of biogas.
To achieve the goals above, biogas fermentation nutritional additive of the present invention includes for being methane backeria as mass fraction
Supplement the nutrients organic sour pomace 70%-74%, the coal slag 5%-6% for providing carbon for methane backeria, for providing
Carbon and absorb the sawdust 4%-6% of sugar in organic sour fruit, the urea 5.5%-6% for deploying carbon nitrogen ratio and
Insect-proof agent 10%-15%；
Carbon-nitrogen ratio in the biogas fermentation nutritional additive is (25~30): 1.
The rotten jujube non-edible and that organic acid can be generated that organic sour pomace is got up using recycling.
The organic acid includes amino acid, fatty acid, acetic acid, propionic acid.
The insect-proof agent is using the ammonium hydrogen carbonate for being capable of providing carbon nitrogen.
The adding method of biogas fermentation nutritional additive of the present invention the following steps are included:
A. air tight test is carried out to methane-generating pit, it is ensured that methane-generating pit good seal；
B. organic sour pomace, coal slag, sawdust, urea and insect-proof agent are dissolved by heating in water, obtains additive
Mixed liquor；
C. methane-generating pit is added by feed inlet in additive mixed liquor, is recycled and supplements on demand.
It is in step b that organic sour pomace, coal slag, sawdust, urea and insect-proof agent is molten in the water that temperature is 60 DEG C
Solution.
Compared with prior art, biogas fermentation nutritional additive of the present invention is with following the utility model has the advantages that organic sour fruit
The sugar content of slag is very high, and fermentation is fast, it is easy to generate a large amount of organic acid, be used to supplement the nutrients to methanogen；Coal slag exists
A large amount of carbon raw is provided daily in biogas fermentation for methane backeria；On the one hand sawdust improves the composition of carbon, separately using saw foam
On the one hand the sugar in organic sour fruit is absorbed, it is easy to process；Insect-proof agent can prevent organic sour pomace during storage
It is infested；Urea provides the carbon nitrogen in fermentation process, is adjusted to required nutritive element content.Additive of the invention is every
Configuration, configured mixture crushing packing can substitute traditional zymotic raw material, improve the utilization rate of methane-generating pit on demand day.
Compared with prior art, the adding method of biogas fermentation nutritional additive of the present invention is easy to operate, eliminates a large amount of
Manual labor, the using effect of peasant household's practical operation is significant, instead of the use of traditional zymotic raw material, improves methane-generating pit
Utilization rate.
Specific embodiment
The present invention is described in further detail combined with specific embodiments below.
Nutritional additive of the present invention as mass fraction, including organic sour pomace for supplementing the nutrients for methane backeria
70%-74%, the coal slag 5%-6% for providing carbon for methane backeria, for providing carbon and absorbing in organic sour fruit
The sawdust 4%-6% of sugar, urea 5.5%-6% and insect-proof agent 10%-15% for deploying carbon nitrogen ratio；It is organic
The rotten jujube that is non-edible and can generating organic acid that sour pomace is got up using recycling, organic acid includes amino acid, fat
Acid, acetic acid, propionic acid, insect-proof agent is using the ammonium hydrogen carbonate for being capable of providing carbon nitrogen.Carbon nitrogen in biogas fermentation nutritional additive
Than for (25~30): 1.
The adding method of biogas fermentation nutritional additive of the present invention, comprising the following steps:
A. air tight test is carried out to methane-generating pit, it is ensured that methane-generating pit good seal；If pressure testing methane-generating pit occur leak or
It when gas leakage, cannot feed, need the problem of first excluding leak or gas leakage；
B. by after organic sour pomace, coal slag, sawdust, urea and insect-proof agent ingredient, with the three-phase of 10KW or more
Pulverizer crushes, and dissolves in 60 DEG C of water, obtains additive mixed liquor；
C. methane-generating pit is added by feed inlet in additive mixed liquor, is recycled and supplements on demand.
The present invention is significant by peasant household's practical operation verification the verifying results:
1, on April 14th, 2013 tests in ten thousand heap woods of loess ridge village, Yuyang District indiction sweat township and ten thousand kinds of farming families, and same two
A 8 cubic metres of methane-generating pit, the methane-generating pit of ten thousand heap woods men add 1.5 cubic metres of fresh cow dung, and the methane-generating pit of ten thousand kinds of farming families adds this
20 kilograms of invention nutritional additive, the second day production gas of methane-generating pit of nutritional additive of the present invention is added, the methane-generating pit the 5th of cow dung is added
It produces gas.Use the time: the methane-generating pit of addition nutritional additive of the present invention is 105 days using the time, and the methane-generating pit of cow dung is added to make
It is 112 days with the time, proves that 20 kilograms of additives are equivalent to 1.5 cubic metres of fresh cow dung by test.
2, on May 13rd, 2014 tests in the Yuyang District township Bu Langhe Ba Shi moat village；
User: the 14 family biogas user such as Zheng Haihong, Zheng Liansheng, Wang Tianyi, Liu Peirong, Liu Peihua, Zhang Qingming, Liu Hanyan into
Row test, effect is all fine, using the time all at -108 days or so 102 days.
On April 6th, 2015 tests in the Yuyang District town Yu Hemao apricot loess hills village；
User: Wang Yuyou, Wang Haiquan, Wang Haiyu, Li Zhiming, Wang Haiqiang, Wang Haijin, Wang Hairu, Feng Xuemao, Li Zhijin,
Li Zhijiang, Wang Haizhi, Zhang Caiyan, Wang Haiqin etc. are tested at 13 family, and being demonstrated by test using the time is 106 days -109
It or so, user feel quite pleased the additive used, and this product production gas is fast, and labor intensity is small, do not have to discharging, addition two in 1 year
It is secondary to be just able to satisfy use because it is 6-7 months that northern area uses the time of biogas every year, it is annual plus 2 times just.
1207 families are promoted in Yuyang District altogether to September from April, 2016, it is as follows to promote village:
Proving effect is good to account for 93% by promoting above, and 7% user's service condition is general, the reason is that management is not
In place.
Claims (4)
1. a kind of biogas fermentation nutritional additive, it is characterised in that: as mass fraction, including for supplementing the nutrients for methane backeria
Organic sour pomace 70%-74%, the coal slag 5%-6% for providing carbon for methane backeria, for providing carbon and inhaling
Receive the sawdust 4%-6% of sugar in organic sour fruit, urea 5.5%-6% and insect-proof agent for deploying carbon nitrogen ratio
10%-15%；The rotten jujube non-edible and that organic acid can be generated that organic sour pomace is got up using recycling；It is anti-
Worm agent is using the ammonium hydrogen carbonate for being capable of providing carbon nitrogen；Carbon-nitrogen ratio in the biogas fermentation nutritional additive be (25~
30): 1.
2. biogas fermentation nutritional additive according to claim 1, it is characterised in that: the organic acid includes amino
Acid, fatty acid, acetic acid, propionic acid.
3. a kind of adding method of biogas fermentation nutritional additive as described in claim 1, it is characterised in that:
A. air tight test is carried out to methane-generating pit, it is ensured that methane-generating pit good seal；
B. organic sour pomace, coal slag, sawdust, urea and insect-proof agent are dissolved by heating in water, obtains additive mixing
Liquid；
C. methane-generating pit is added by feed inlet in additive mixed liquor, is recycled and supplements on demand.
4. adding method according to claim 3, it is characterised in that: by organic sour pomace, coal in the step b
Slag, sawdust, urea and insect-proof agent dissolve in the water that temperature is 60 DEG C.
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Non-Patent Citations (3)
| Title |
|---|
| 提高沼气池产气率方法15种;徐成文;《科学种养》;20151231(第1期);第58页第1、3、6项 |
| 木质纤维类农林加工废弃物厌氧发酵产甲烷潜力研究;周颖等;《可再生能源》;20150430;第33卷(第3期);摘要 |
| 腐烂柑橘厌氧发酵产沼气适宜的接种率与料液浓度组合;赵红等;《中国沼气》;20091231;第28卷(第 1期);第13页结论 |
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Effective date of registration: 20211008 Address after: 719000 No. 1, row 4, Xing'an lane, Dongsha Yucai Road, Yuyang District, Yulin City, Shaanxi Province Patentee after: Yulin Yuyang Xingbao Rural Energy Service Co.,Ltd. Address before: 719000 No. 47, Caojiawa village, yuxingzhuang Township, Yuyang District, Yulin City, Shaanxi Province Patentee before: Li Fabao |