CN108821533A - A method of marsh gas power generation is produced using farm's waste effectively - Google Patents
A method of marsh gas power generation is produced using farm's waste effectively Download PDFInfo
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- CN108821533A CN108821533A CN201810675144.5A CN201810675144A CN108821533A CN 108821533 A CN108821533 A CN 108821533A CN 201810675144 A CN201810675144 A CN 201810675144A CN 108821533 A CN108821533 A CN 108821533A
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B43/00—Engines characterised by operating on gaseous fuels; Plants including such engines
- F02B43/10—Engines or plants characterised by use of other specific gases, e.g. acetylene, oxyhydrogen
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B63/00—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
- F02B63/04—Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
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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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Abstract
The invention discloses a kind of methods for producing marsh gas power generation using farm's waste effectively, and the specific method is as follows：1）It is poured into methane-generating pit after cultivation field waste is shone dry grinding, acid solution, inorganic agent, biological bacteria and clear water is added, is made compost；2）Product after making compost is added in the first fermentor, and breeding wastewater is added and inoculum ferments；3）Biogas slurry in first fermentor is inputted in the second fermentor, breeding wastewater is added again and inoculum carries out secondary fermentation；4）The biogas that fermentation generates is introduced into storage tank after drying, desulfurization, can be generated electricity through internal combustion engine generator.Method provided by the invention, simple process is efficient, can not only alleviate waste in farm and be difficult to handle bring pollution problem, promote the comprehensive utilization of feces of farm, and the utilization rate of waste is high, can produce considerable economic benefit, is suitable for large-scale promotion application.
Description
Technical field
The invention belongs to biogas power generation technology fields, and in particular to a kind of to produce marsh gas power generation using farm's waste effectively
Method.
Background technique
Marsh gas power generation is with the biogas that large methane tank is built and the continuous development of biogas comprehensive utilization and is occurred
Utilization technology.Biogas power generation technology is the comprehensive utilization of energy new technology for integrating environmental protection and energy conservation, it is to utilize industry, agriculture
A large amount of organic wastes in industry or urban life handle the biogas generated through anaerobic fermentation and are used for engine, and equipped with comprehensive
Power generator is closed, to produce electricl energy and thermal energy.Marsh gas power generation has the characteristics that wound effect, energy conservation, safety and environmental protection, is a kind of distribution
Extensive and inexpensive distributed energy.
Fowl and animal excrement is subjected to anaerobic fermentation, using the unique degradation capability of microorganism, it is low dense can not only to convert removal
The noxious material of degree, and pathogen and pest ovum can be effectively killed, it is the effective way for releasing poultry fecaluria pollution sources.
Currently, the utilizing status for manure fermentation is poor, excrement cannot be made sufficiently to be fermented, to cause excrement abundant
It utilizes, reduces the utilization rate of excrement.
Summary of the invention
The purpose of the present invention is being directed to existing problem, a kind of utilization farm's waste effectively production marsh gas power generation is provided
Method.
The present invention is achieved by the following technical solutions：
A method of marsh gas power generation being produced using farm's waste effectively, specific step is as follows：
1）Farm is discarded after fecal matter dries, is crushed using pulverizer, is crossed 50 meshes, pour into the biogas with agitating function
Chi Zhong is added by 20% acetic acid and 3% nitric acid according to 1:1.5 acid solutions being mixed with, add stool weight after mixing
The clear water of the inorganic agent of 15-20%, the biological bacteria of 0.2-0.5% and 50-65% carries out making compost processing, and stack retting handles 4-6d, macerating
During fertilizer, keeping the stirring rate of methane-generating pit is 80-120r/min；
2）After making compost, by 1）Middle product pours into the first fermentation filling, and animal farm wastewater is added, is deployed into moisture content 86-
90% mixture adds inoculum, carries out constant-temperatureanaerobic anaerobic fermentation under the magnetic field environment of 6000-8000Gs after mixing,
Fermentation temperature is 30-35 DEG C, and fermentation pH is 6.5-7.0, is stirred in fermentation process, revolving speed 80-100r/min；
3）Biogas slurry in first fermentor is inputted in the second fermentor by pipeline, animal farm wastewater is added, is deployed into aqueous
The mixture of rate 90-93%, adds inoculum, and constant-temperatureanaerobic anaerobic secondary fermentation is carried out under the magnetic field environment of 7000-9000Gs,
Fermentation jar temperature is 40-45 DEG C, and fermentation pH is 7.0-7.4, is stirred in fermentation process, revolving speed 120-150r/min；
4）It will be drawn by the biogas A that fermenting twice generates by the pipeline equipped with desiccant, using being obtained after desulfurization process
Biogas B；
5）Biogas B is introduced into the biogas storage tank of pressure controllable, then uses the biogas internal combustion engine generator group of cogeneration of heat and power
It generates electricity.
Preferably, a method of marsh gas power generation is produced using farm's waste effectively, wherein the biological bacteria is by white
Color Ruminococcus, cow-bezoar Ruminococcus and Butyrivibrio fibrisolvens are according to 1:1:Made of 1.5 weight proportion is mixed with,
In contain fungi 2.5 × 10 in every part of biological bacteria7-3.6×108。
Preferably, a method of marsh gas power generation is produced using farm's waste effectively, wherein the inoculum is yin
Ditch sludge, additive amount are the 5-8% of stool weight.
Preferably, a method of marsh gas power generation is produced using farm's waste effectively, wherein in first fermentor
The anaerobic fermentation time is 15-21d, the second fermentation cylinder for fermentation time 20-26d.
Preferably, a method of producing marsh gas power generation using farm's waste effectively, wherein acid solution additive amount is excrement
Just the 10-15% of weight.
Preferably, a method of producing marsh gas power generation using farm's waste effectively, wherein step 1）Described in handle
The preparation method of agent is as follows：
1）5-15 parts of polyester diol, 5-10 parts of isophorone diisocyanate are taken, the dry appearance full of nitrogen is put into after mixing
In device, it is heated to 90-120 DEG C, heating time 1-2h, to be cooled to 50-70 DEG C after reaction, dihydromethyl propionic acid 2- is added
5 parts, the reaction was continued 2-3h；
2）To be again heated to 150-180 DEG C after reaction, it is added stannous octoate 2-3 parts, the reaction was continued after mixing 1-
2h is slowly added dropwise 5-10 parts of diglycol ethylene during the reaction, and rate of addition is 0.2-0.5 parts/min；
3）To 2）In after reaction, 5-15 parts of ethyl alcohol of 50-80% are added, be put into water bath with thermostatic control and carries out ultrasonic wave
Oscillation diffusion, bath temperature are 40-50 DEG C, power 200-400W, duration of oscillation 15-25min；
4）After vibrating, triethylamine 3-5 parts, 2-5 parts of cellulase is added, high-speed stirred emulsification, revolving speed are carried out after mixing
It is evaporated under reduced pressure recycling ethyl alcohol after to be mixed, can be prepared by inorganic agent for 500-800r/min, mixing time 10-30min.
The present invention has the following advantages that compared with prior art：It is provided by the invention to carry out biogas hair using cultivation field waste
The method of electricity, fermentation raw material is pre-processed in methane-generating pit, can effectively accelerate lignin and cellulose and hemicellulose
Between chemical bond rupture, the degradation of accelerating fibers element, promote formic acid and acetic acid generation, improve the breeding of methane-producing bacteria,
To improve methane production, and during the fermentation, the microorganism contained in inoculum can accelerate the degradation of ammonium ion,
Ammonium ion concentration is reduced to further increase gas production to reduce toxic action of the ammonium ion to aerogenic bacteria, adopt simultaneously
With the method for secondary fermentation, raw material can be promoted adequately to be fermented, further increase the utilization rate of raw material, economic effect is provided
Benefit.
Specific embodiment
Below with reference to specific implementation method, the present invention is described further.
Embodiment 1
A method of marsh gas power generation being produced using farm's waste effectively, specific step is as follows：
1）Farm is discarded after fecal matter dries, is crushed using pulverizer, is crossed 50 meshes, pour into the biogas with agitating function
Chi Zhong is added by 20% acetic acid and 3% nitric acid according to 1:1.5 acid solutions being mixed with, add stool weight after mixing
15% inorganic agent, 0.2% biological bacteria and 50% clear water, make compost processing, stack retting handles 4d, during making compost, keeps
The stirring rate of methane-generating pit is 80r/min；
2）After making compost, by 1）Middle product pours into the first fermentation filling, and animal farm wastewater is added, is deployed into moisture content 86%
Mixture, add inoculum, after mixing under the magnetic field environment of 6000Gs carry out constant-temperatureanaerobic anaerobic fermentation, fermentation temperature
It is 30 DEG C, fermentation pH is 6.5, is stirred in fermentation process, revolving speed 80r/min；
3）Biogas slurry in first fermentor is inputted in the second fermentor by pipeline, animal farm wastewater is added, is deployed into aqueous
The mixture of rate 90%, adds inoculum, and constant-temperatureanaerobic anaerobic secondary fermentation is carried out under the magnetic field environment of 7000Gs, tank temperature of fermenting
Degree is 40 DEG C, and fermentation pH is 7.0, is stirred in fermentation process, revolving speed 120r/min；
4）It will be drawn by the biogas A that fermenting twice generates by the pipeline equipped with desiccant, using being obtained after desulfurization process
Biogas B；
5）Biogas B is introduced into the biogas storage tank of pressure controllable, then uses the biogas internal combustion engine generator group of cogeneration of heat and power
It generates electricity.
Preferably, wherein the biological bacteria is by Ruminococcus albus, cow-bezoar Ruminococcus and Butyrivibrio fibrisolvens
According to 1:1:Made of 1.5 weight proportion is mixed with, wherein containing fungi 2.5 × 10 in every part of biological bacteria7。
Preferably, wherein the inoculum is cloaca sludge, additive amount is the 5% of stool weight.
Preferably, wherein the anaerobic fermentation time is 15d, the second fermentation cylinder for fermentation time in first fermentor
20d。
Preferably, wherein acid solution additive amount is the 10% of stool weight.
Preferably, wherein step 1）Described in inorganic agent preparation method it is as follows：
1）5 parts of polyester diol, 5 parts of isophorone diisocyanate are taken, is put into the drying receptacle full of nitrogen, adds after mixing
Heat is to 90 DEG C, heating time 1h, to be cooled to 50 DEG C after reaction, is added 2 parts of dihydromethyl propionic acid, the reaction was continued 2h；
2）To be again heated to 150 DEG C after reaction, 2 parts of stannous octoate are added, the reaction was continued after mixing 1h is reacting
5 parts of diglycol ethylene are slowly added dropwise in the process, rate of addition is 0.2 part/min；
3）To 2）In after reaction, 5 parts of ethyl alcohol of 50% are added, be put into water bath with thermostatic control progress supersonic oscillations expansion
It dissipates, bath temperature is 40 DEG C, power 200W, duration of oscillation 15min；
4）After vibrating, 3 parts of triethylamine, 2 parts of cellulase is added, high-speed stirred emulsification is carried out after mixing, revolving speed is
500r/min, mixing time 10min, is evaporated under reduced pressure recycling ethyl alcohol, can be prepared by inorganic agent after to be mixed.
Embodiment 2
A method of marsh gas power generation being produced using farm's waste effectively, specific step is as follows：
1）Farm is discarded after fecal matter dries, is crushed using pulverizer, is crossed 50 meshes, pour into the biogas with agitating function
Chi Zhong is added by 20% acetic acid and 3% nitric acid according to 1:1.5 acid solutions being mixed with, add stool weight after mixing
The clear water of 17% inorganic agent, 0.3% biological bacteria and 50-65% carries out making compost processing, and stack retting handles 5d, during making compost,
The stirring rate for keeping methane-generating pit is 100r/min；
2）After making compost, by 1）Middle product pours into the first fermentation filling, and animal farm wastewater is added, is deployed into moisture content 87%
Mixture, add inoculum, after mixing under the magnetic field environment of 7000Gs carry out constant-temperatureanaerobic anaerobic fermentation, fermentation temperature
It is 32 DEG C, fermentation pH is 6.7, is stirred in fermentation process, revolving speed 90r/min；
3）Biogas slurry in first fermentor is inputted in the second fermentor by pipeline, animal farm wastewater is added, is deployed into aqueous
The mixture of rate 92%, adds inoculum, and constant-temperatureanaerobic anaerobic secondary fermentation is carried out under the magnetic field environment of 8000Gs, tank temperature of fermenting
Degree is 42 DEG C, and fermentation pH is 7.2, is stirred in fermentation process, revolving speed 130r/min；
4）It will be drawn by the biogas A that fermenting twice generates by the pipeline equipped with desiccant, using being obtained after desulfurization process
Biogas B；
5）Biogas B is introduced into the biogas storage tank of pressure controllable, then uses the biogas internal combustion engine generator group of cogeneration of heat and power
It generates electricity.
Preferably, wherein the biological bacteria is by Ruminococcus albus, cow-bezoar Ruminococcus and Butyrivibrio fibrisolvens
According to 1:1:Made of 1.5 weight proportion is mixed with, wherein containing fungi 7.2 × 10 in every part of biological bacteria7。
Preferably, wherein the inoculum is cloaca sludge, additive amount is the 6% of stool weight.
Preferably, wherein the anaerobic fermentation time is 17d, the second fermentation cylinder for fermentation time in first fermentor
23d。
Preferably, wherein acid solution additive amount is the 12% of stool weight.
Preferably, wherein step 1）Described in inorganic agent preparation method it is as follows：
1）10 parts of polyester diol, 7 parts of isophorone diisocyanate are taken, is put into after mixing in the drying receptacle full of nitrogen,
110 DEG C, heating time 1.5h are heated to, to be cooled to 60 DEG C after reaction, is added 3 parts of dihydromethyl propionic acid, the reaction was continued
2.5h；
2）To be again heated to 170 DEG C after reaction, 2 parts of stannous octoate are added, the reaction was continued after mixing 1.5h, anti-
7 parts of diglycol ethylene should be slowly added dropwise in the process, rate of addition is 0.3 part/min；
3）To 2）In after reaction, 10 parts of ethyl alcohol of 70% are added, be put into water bath with thermostatic control progress supersonic oscillations expansion
It dissipates, bath temperature is 45 DEG C, power 300W, duration of oscillation 20min；
4）After vibrating, 4 parts of triethylamine, 3 parts of cellulase is added, high-speed stirred emulsification is carried out after mixing, revolving speed is
700r/min, mixing time 20min, is evaporated under reduced pressure recycling ethyl alcohol, can be prepared by inorganic agent after to be mixed.
Embodiment 3
A method of marsh gas power generation being produced using farm's waste effectively, specific step is as follows：
1）Farm is discarded after fecal matter dries, is crushed using pulverizer, is crossed 50 meshes, pour into the biogas with agitating function
Chi Zhong is added by 20% acetic acid and 3% nitric acid according to 1:1.5 acid solutions being mixed with, add stool weight after mixing
20% inorganic agent, 0.5% biological bacteria and 65% clear water, make compost processing, stack retting handles 6d, during making compost, keeps
The stirring rate of methane-generating pit is 120r/min；
2）After making compost, by 1）Middle product pours into the first fermentation filling, and animal farm wastewater is added, is deployed into moisture content 90%
Mixture, add inoculum, after mixing under the magnetic field environment of 8000Gs carry out constant-temperatureanaerobic anaerobic fermentation, fermentation temperature
It is 35 DEG C, fermentation pH is 7.0, is stirred in fermentation process, revolving speed 100r/min；
3）Biogas slurry in first fermentor is inputted in the second fermentor by pipeline, animal farm wastewater is added, is deployed into aqueous
The mixture of rate 93%, adds inoculum, and constant-temperatureanaerobic anaerobic secondary fermentation is carried out under the magnetic field environment of 9000Gs, tank temperature of fermenting
Degree is 45 DEG C, and fermentation pH is 7.4, is stirred in fermentation process, revolving speed 150r/min；
4）It will be drawn by the biogas A that fermenting twice generates by the pipeline equipped with desiccant, using being obtained after desulfurization process
Biogas B；
5）Biogas B is introduced into the biogas storage tank of pressure controllable, then uses the biogas internal combustion engine generator group of cogeneration of heat and power
It generates electricity.
Preferably, wherein the biological bacteria is by Ruminococcus albus, cow-bezoar Ruminococcus and Butyrivibrio fibrisolvens
According to 1:1:Made of 1.5 weight proportion is mixed with, wherein containing fungi 3.6 × 10 in every part of biological bacteria8。
Preferably, wherein the inoculum is cloaca sludge, additive amount is the 8% of stool weight.
Preferably, wherein the anaerobic fermentation time is 21d, the second fermentation cylinder for fermentation time in first fermentor
26d。
Preferably, wherein acid solution additive amount is the 15% of stool weight.
Preferably, wherein step 1）Described in inorganic agent preparation method it is as follows：
1）15 parts of polyester diol, 10 parts of isophorone diisocyanate are taken, is put into after mixing in the drying receptacle full of nitrogen,
120 DEG C, heating time 2h are heated to, to be cooled to 70 DEG C after reaction, is added 5 parts of dihydromethyl propionic acid, the reaction was continued 3h；
2）To be again heated to 180 DEG C after reaction, 3 parts of stannous octoate are added, the reaction was continued after mixing 2h is reacting
10 parts of diglycol ethylene are slowly added dropwise in the process, rate of addition is 0.5 part/min；
3）To 2）In after reaction, 15 parts of ethyl alcohol of 80% are added, be put into water bath with thermostatic control progress supersonic oscillations expansion
It dissipates, bath temperature is 50 DEG C, power 400W, duration of oscillation 25min；
4）After vibrating, 5 parts of triethylamine, 5 parts of cellulase is added, high-speed stirred emulsification is carried out after mixing, revolving speed is
800r/min, mixing time 30min, is evaporated under reduced pressure recycling ethyl alcohol, can be prepared by inorganic agent after to be mixed.
Comparative example 1：Method is substantially the same manner as Example 1, the difference is that not adding acid solution.
Comparative example 2：Method is substantially the same manner as Example 1, the difference is that not adding inorganic agent.
Comparative example 3：Method is substantially the same manner as Example 1, the difference is that not adding biological bacteria.
Comparative example 4：Method is substantially the same manner as Example 1, the difference is that not fermenting under magnetic field environment.
Comparative example 5：Method is substantially the same manner as Example 1, the difference is that not being stirred in fermentation process.
Experimental example：Methane content of bilogas research.
Experimentation and result
Anaerobic fermentation is carried out using the method that embodiment 1 and comparative example 1-5 are provided respectively, tests methane content of bilogas, record
As a result as shown in Table 1：
Table one
| Embodiment 1 | Comparative example 1 | Comparative example 2 | Comparative example 3 | Comparative example 4 | Comparative example 5 | |
| Methane content（%） | 75 | 62 | 61 | 62 | 60 | 59 |
As can be seen from Table I, in the biogas of the fermented generation of excrement in embodiment 1, methane content is apparently higher than comparative example 1-
5, it can be seen that, method provided by the invention can effectively improve the utilization rate of excrement in fermentation process, improve first in biogas
Alkane content, to improve the efficiency of marsh gas power generation.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
It transforms or replaces, should be covered by the scope of protection of the present invention without what creative work was expected.
Claims (6)
1. a kind of method for producing marsh gas power generation using farm's waste effectively, which is characterized in that specific step is as follows：
1）Farm is discarded after fecal matter dries, is crushed using pulverizer, is crossed 50 meshes, pour into the biogas with agitating function
Chi Zhong is added by 20% acetic acid and 3% nitric acid according to 1:1.5 acid solutions being mixed with, add stool weight after mixing
The clear water of the inorganic agent of 15-20%, the biological bacteria of 0.2-0.5% and 50-65% carries out making compost processing, and stack retting handles 4-6d, macerating
During fertilizer, keeping the stirring rate of methane-generating pit is 80-120r/min；
2）After making compost, by 1）Middle product pours into the first fermentation filling, and animal farm wastewater is added, is deployed into moisture content 86-
90% mixture adds inoculum, carries out constant-temperatureanaerobic anaerobic fermentation under the magnetic field environment of 6000-8000Gs after mixing,
Fermentation temperature is 30-35 DEG C, and fermentation pH is 6.5-7.0, is stirred in fermentation process, revolving speed 80-100r/min；
3）Biogas slurry in first fermentor is inputted in the second fermentor by pipeline, animal farm wastewater is added, is deployed into aqueous
The mixture of rate 90-93%, adds inoculum, and constant-temperatureanaerobic anaerobic secondary fermentation is carried out under the magnetic field environment of 7000-9000Gs,
Fermentation jar temperature is 40-45 DEG C, and fermentation pH is 7.0-7.4, is stirred in fermentation process, revolving speed 120-150r/min；
4）It will be drawn by the biogas A that fermenting twice generates by the pipeline equipped with desiccant, using being obtained after desulfurization process
Biogas B；
5）Biogas B is introduced into the biogas storage tank of pressure controllable, then uses the biogas internal combustion engine generator group of cogeneration of heat and power
It generates electricity.
2. a kind of method for producing marsh gas power generation using farm's waste effectively as described in claim 1, which is characterized in that institute
Stating biological bacteria is by Ruminococcus albus, cow-bezoar Ruminococcus and Butyrivibrio fibrisolvens according to 1:1:1.5 weight proportion is mixed
What conjunction was prepared, wherein containing fungi 2.5 × 10 in every part of biological bacteria7-3.6×108。
3. a kind of method for producing marsh gas power generation using farm's waste effectively as described in claim 1, which is characterized in that institute
The inoculum stated is cloaca sludge, and additive amount is the 5-8% of stool weight.
4. a kind of method for producing marsh gas power generation using farm's waste effectively as described in claim 1, which is characterized in that institute
Stating the anaerobic fermentation time in the first fermentor is 15-21d, the second fermentation cylinder for fermentation time 20-26d.
5. a kind of method for producing marsh gas power generation using farm's waste effectively as described in claim 1, which is characterized in that acid
Solution additive amount is the 10-15% of stool weight.
6. a kind of method for producing marsh gas power generation using farm's waste effectively as described in claim 1, which is characterized in that step
Rapid 1）Described in inorganic agent preparation method it is as follows：
1）5-15 parts of polyester diol, 5-10 parts of isophorone diisocyanate are taken, the dry appearance full of nitrogen is put into after mixing
In device, it is heated to 90-120 DEG C, heating time 1-2h, to be cooled to 50-70 DEG C after reaction, dihydromethyl propionic acid 2- is added
5 parts, the reaction was continued 2-3h；
2）To be again heated to 150-180 DEG C after reaction, it is added stannous octoate 2-3 parts, the reaction was continued after mixing 1-
2h is slowly added dropwise 5-10 parts of diglycol ethylene during the reaction, and rate of addition is 0.2-0.5 parts/min；
3）To 2）In after reaction, 5-15 parts of ethyl alcohol of 50-80% are added, be put into water bath with thermostatic control and carries out ultrasonic wave
Oscillation diffusion, bath temperature are 40-50 DEG C, power 200-400W, duration of oscillation 15-25min；
4）After vibrating, triethylamine 3-5 parts, 2-5 parts of cellulase is added, high-speed stirred emulsification, revolving speed are carried out after mixing
It is evaporated under reduced pressure recycling ethyl alcohol after to be mixed, can be prepared by inorganic agent for 500-800r/min, mixing time 10-30min.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110064295A (en) * | 2019-03-11 | 2019-07-30 | 昆明理工大学 | A kind of biogas oxygen-enriched combusting-biogas slurry denitrating system and method |
| CN111500647A (en) * | 2020-05-21 | 2020-08-07 | 新沂百川畅银新能源有限公司 | Biogas anaerobic preparation process based on agricultural and forestry wastes |
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