CN110079442A - Small miniature peasant household's efficient methane fermentation system - Google Patents
Small miniature peasant household's efficient methane fermentation system Download PDFInfo
- Publication number
- CN110079442A CN110079442A CN201810079582.5A CN201810079582A CN110079442A CN 110079442 A CN110079442 A CN 110079442A CN 201810079582 A CN201810079582 A CN 201810079582A CN 110079442 A CN110079442 A CN 110079442A
- Authority
- CN
- China
- Prior art keywords
- efficient methane
- biogas
- peasant household
- efficient
- fermentor
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/04—Bioreactors or fermenters specially adapted for specific uses for producing gas, e.g. biogas
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/36—Means for collection or storage of gas; Gas holders
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/58—Reaction vessels connected in series or in parallel
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/02—Stirrer or mobile mixing elements
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
- C12M41/18—Heat exchange systems, e.g. heat jackets or outer envelopes
- C12M41/22—Heat exchange systems, e.g. heat jackets or outer envelopes in contact with the bioreactor walls
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M47/00—Means for after-treatment of the produced biomass or of the fermentation or metabolic products, e.g. storage of biomass
- C12M47/18—Gas cleaning, e.g. scrubbers; Separation of different gases
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Zoology (AREA)
- Wood Science & Technology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Biotechnology (AREA)
- Genetics & Genomics (AREA)
- Sustainable Development (AREA)
- General Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Microbiology (AREA)
- Biochemistry (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Analytical Chemistry (AREA)
- Clinical Laboratory Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Treatment Of Sludge (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The present invention relates to a kind of miniature peasant household's efficient methane fermentation systems, equipped with septic tank, the septic tank is concrete structure, deep 0.8m, double layout, in total 10 junior units, 5 units of every row, each unit specification is 0.5m × 0.75m × 0.8m, and each unit has Chi Gai, sleeve, net cage, gas-guide tube；The septic tank by pipeline respectively with atmospherically batch can, efficient methane fermentor, the atmospherically batch can is connected by pipeline with efficient methane fermentor, the atmospherically batch can takes biogas or air to compress stirring, material gas-pressure loading, guarantee that feeding is smooth, it does not block, the blade wear and blockage that pump feeding will not occur, and energy consumption is relatively low；The efficient methane fermentor includes fermentation can body, biogas stirring pipe, upper lower rotary table, length intubation, support base, biomembrane, insulating layer；The efficient methane fermentor takes off CO2 integrated apparatus with dehydration desulfurization by pipeline and is connected.
Description
Technical field
The invention belongs to a kind of biogas generating device, a kind of particularly small miniature biogas generating device.
Background technique
The hydraulic type household biogas installation for fermenting that China's the 1970s promotes had for more than 40 years so far, the product played
Pole threshold must be affirmed, but in general, such device technique content is low, use and popularization is there are many problems, such as family is used
It is low that biogas builds pond hardly possible, management hardly possible, discharging hardly possible, production gas.Various regions lack in the prevalence of pond personnel are built, and technical force is insufficient, team
5 it is unstable phenomena such as, cause institute's construction of marsh gas tank quality not can guarantee, the undesirable methane-generating pit of pond of giving up, sick pond, using effect is general
Store-through exists.It is that methane-generating pit operates normally the guarantee used, and user lacks the administrative skill of methane-generating pit very much that three points, which are built seven to be in charge of,
Weary, also resulting in some methane-generating pits cannot normally use.
It is to do at all using small micro high efficiency biogas fermentation device to thoroughly solve the problems of domestic methane tank
Method.Under the situation that New Countryside Construction and the ecotype agriculture are developed, governments at all levels, which increase, pushes away family with small-sized methane engineering
Wide dynamics, on the one hand can satisfy peasant household can requirement, on the one hand also can solve build pond it is difficult, it is of poor quality, using inefficient etc.
Problem.So the small miniature peasant household efficient methane device novel technique of exploitation and optimization equipment configuration are highly desirable, and have
There is very important meaning.
Summary of the invention
The purpose of the present invention is to solve the above problems, propose a kind of small miniature peasant household's efficient methane fermentation system,
Small miniature peasant household efficient methane fermentation system has design science, structurally reasonable, low in cost, easy to operate, energy saving height
The characteristics of effect.
The purpose of the present invention is achieved through the following technical solutions: small miniature peasant household's efficient methane fermentation system,
It is characterized by: being equipped with septic tank, the septic tank is concrete structure, deep 0.8m, double layout, in total 10 junior units, every row 5
A unit, each unit specification are 0.5m × 0.75m × 0.8m, and each unit has Chi Gai, sleeve, net cage, gas-guide tube；It is described
For septic tank by pipeline respectively with atmospherically batch can, efficient methane fermentor, the atmospherically batch can passes through pipeline and efficient natural pond
Gas fermentor is connected, and the atmospherically batch can takes biogas or air compresses stirring, and material gas-pressure loading guarantees that feeding is smooth, no
The blade wear and blockage that pump feeding will not occur for blocking, and energy consumption is relatively low；The efficient methane fermentor
Including the can body, biogas stirring pipe, upper lower rotary table, length intubation, support base, biomembrane, insulating layer of fermenting；The efficient methane
Fermentor takes off CO2 integrated apparatus with dehydration desulfurization by pipeline and is connected；The dehydration desulfurization takes off CO2 integrated apparatus to production
Raw biogas carries out clean dried and handles to use；The dehydration desulfurization takes off CO2 integrated apparatus and is store by pipeline and spool
Gas hanging bag is connected, and the spool air storage hanging bag is used for the storage of biogas, the gas stove phase of the spool air storage hanging bag and kitchen
Connection.
The sleeve uses polypropylene material, having a size of dT=0.4m, hT=0.6m；The net cage uses metal mesh, ruler
Very little is dW=0.3m, hW=0.5m, built-in compacting pulverized fiber carbon rich material material.
The biogas stirring pipe is stirred using compressed biogas, and structure is simple, it is ensured that anaerobic environment in fermentor, energy consumption
It is low, there is no the abrasion of mechanical part and resistance, can also complementary operation synchronous with Cha Guan, agitating paddle, improve efficiency, save energy
Source is had complementary functions.
The upper lower rotary table also serves as pressure plate, and pressure plate is clearance type, it can be ensured that and suspended matter will not float to liquid level crust,
Always liquid level is pressed against hereinafter, hydrolyzing and degrading with sharp fibre material, improves transformation efficiency and gas production.
The biomembrane uses corrosion-resistant nylon or polyamide fibre screen cloth, multiple-layer stacked, plays retention and is enriched with strain, can be with
The largely loss of active methane backeria when preventing the life habit for influencing inertia methane backeria when stirring and activity and discharging, and rise every
Hot accumulated temperature function, long service life, convenient maintenance and replacement.
The insulating layer uses polyurathamc insulating layer, thick 100mm；Air interlayer thickness 50mm, electric hot-air periodically heat,
Maintain 40 DEG C of air interlayer constant temperature.
Beneficial effects of the present invention: 1, air interlayer is kept the temperature, and electric network maintains constant temperature >=40 DEG C, is higher than fermentation materials temperature
35DEG C, and keep constant throughout the year, it is impacted without temperature gradient, guarantees the vigorous breeding of anaerobic bacteria flora, improve its activity,
It is advantageous to produce gas；2, the function that biomembrane, gap pressure plate, intubation stirring all have enrichment, retain anaerobic bacteria flora；3, intubation is stirred
It mixes, biogas stirring, the synchronous complementary operation of stirring paddle stirring, improves efficiency, is energy saving；4, pressure plate prevents material skull, and
With shell breaking function；5, external thermal insulation structure optimization increases tinfoil paper film, improves thermal resistance and thermal insulation property.6, efficient methane fermentor
In conjunction with the layouts such as kitchen, lavatory, bath, temperature is mended using utilizing afterheat of kitchen range or solar thermal collector waste heat.
Food waste soak 25L/d is added to be heated up to 40 in septic tank excrementAtmospherically in batch can investment efficient methane fermentor,
Through sieve (stainless steel), nylon net cloth (40 mesh) sedimentation drying (or extruding) filtering (by partial size >=0.5mm solid fraction particle before investment
Object removal, content≤0.5%, mp >=8%-10%), the anaerobic fermentation Biogas in efficient methane fermentor, biogas is through de-
It after water desulfurization takes off CO2 integration apparatus, stores into spool air storage hanging bag, is used for peasant household.The liquid isolated after biogas fermentation
Body puts into acid fermentation tank, the built-in mixed accessories of Nylon Bag (dregs of beans, sawdust, fecula, vinasse, bran chaff, turf etc.) enriched biological
Multicomponent organic acid, amino acid, biological humic acid, fulvic acid, the inorganic elements such as mixed N, P, K are produced organic composite Water soluble fertilizer and (are drunk
Feelings add deodorant).
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is efficient methane fermentor structural schematic diagram of the invention；
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples:
Embodiment: referring to attached drawing 1,2, small miniature peasant household's efficient methane fermentation system is equipped with septic tank 1, describedization excrement
Pond is concrete structure, deep 0.8m, double layout, 10 junior units in total, 5 units of every row, each unit specification be 0.5m ×
0.75m × 0.8m, each unit have Chi Gai, sleeve 2, net cage 3, gas-guide tube；The septic tank by pipeline respectively with air pressure
Material feeding jar 4, efficient methane fermentor 5, the atmospherically batch can are connected by pipeline with efficient methane fermentor, the air pressure
Material feeding jar takes biogas or air compresses stirring, and material gas-pressure loading guarantees that feeding is smooth, do not block, and the leaf for pumping feeding will not occur
Pad wear and blockage, and energy consumption is relatively low；The efficient methane fermentor is stirred including fermentation can body 8, biogas
It mixes pipe 9, upper lower rotary table 10, length and is intubated 11, support base, biomembrane 12, insulating layer；The efficient methane fermentor passes through pipeline
CO2 integrated apparatus 6 is taken off with dehydration desulfurization to be connected；The dehydration desulfurization takes off CO2 integrated apparatus and carries out to the biogas of generation
Clean dried processing is to use；The dehydration desulfurization takes off CO2 integrated apparatus and is connected by pipeline with spool air storage hanging bag 7
Logical, the spool air storage hanging bag is used for the storage of biogas, and the spool air storage hanging bag is connected with the gas stove in kitchen；The set
Cylinder uses polypropylene material, having a size of dT=0.4m, hT=0.6m；The net cage uses metal mesh, having a size of dW=0.3m, hW
=0.5m, built-in compacting pulverized fiber carbon rich material material；The biogas stirring pipe is stirred using compressed biogas, and structure is simple, really
Anaerobic environment in fermentor is protected, low energy consumption, and there is no the abrasion of mechanical part and resistances, can also be synchronous with Cha Guan, agitating paddle
Complementary operation improves efficiency, is energy saving, having complementary functions；The upper lower rotary table also serves as pressure plate, and pressure plate is clearance type, can
Ensure that suspended matter will not float to liquid level crust, is pressed against liquid level always hereinafter, hydrolyzing and degrading with sharp fibre material, improves
Transformation efficiency and gas production；The biomembrane uses corrosion-resistant nylon or polyamide fibre screen cloth, and multiple-layer stacked plays retention and enrichment strain
Effect, a large amount of stream of active methane backeria when can prevent the life habit for influencing inertia methane backeria when stirring and activity and discharging
It loses, and plays heat-insulated accumulated temperature function, long service life, convenient maintenance and replacement；The insulating layer uses polyurathamc insulating layer, thick
100mm；Air interlayer thickness 50mm, electric hot-air periodically heat, and maintain 40 DEG C of air interlayer constant temperature.
Finally, it should be noted that obviously, the above embodiment is merely an example for clearly illustrating the present invention, and simultaneously
The non-restriction to embodiment.For those of ordinary skill in the art, it can also do on the basis of the above description
Other various forms of variations or variation out.There is no necessity and possibility to exhaust all the enbodiments.And thus drawn
The obvious changes or variations of stretching are still in the protection scope of this invention.
Claims (6)
1. a kind of small miniature peasant household's efficient methane fermentation system, it is characterised in that: be equipped with septic tank (1), the septic tank is
Concrete structure, deep 0.8m, double layout, 10 junior units in total, 5 units of every row, each unit specification be 0.5m × 0.75m ×
0.8m, each unit have Chi Gai, sleeve (2), net cage (3), gas-guide tube；The septic tank by pipeline respectively with material gas-pressure loading
Tank (4), efficient methane fermentor (5), the atmospherically batch can are connected by pipeline with efficient methane fermentor, the air pressure
Material feeding jar takes biogas or air compresses stirring, and material gas-pressure loading guarantees that feeding is smooth, do not block, and the leaf for pumping feeding will not occur
Pad wear and blockage, and energy consumption is relatively low；The efficient methane fermentor includes fermentation can body (8), biogas
Stirring pipe (9), upper lower rotary table (10), length are intubated (11), support base, biomembrane (12), insulating layer；The efficient methane fermentation
Tank takes off CO2 integrated apparatus (6) with dehydration desulfurization by pipeline and is connected；The dehydration desulfurization takes off CO2 integrated apparatus to production
Raw biogas carries out clean dried and handles to use；The dehydration desulfurization takes off CO2 integrated apparatus and is store by pipeline and spool
Gas hanging bag (7) is connected, and the spool air storage hanging bag is used for the storage of biogas, the gas stove of the spool air storage hanging bag and kitchen
It is connected.
2. small miniature 0.5m according to claim 13Peasant household's efficient methane fermentation system, it is characterised in that: the sleeve
Using polypropylene material, having a size of dT=0.4m, hT=0.6m；The net cage uses metal mesh, having a size of dW=0.3m, hW=
0.5m, built-in compacting pulverized fiber carbon rich material material.
3. small miniature 0.5m according to claim 13Peasant household's efficient methane fermentation system, it is characterised in that: the biogas
Stirring pipe is stirred using compressed biogas, and structure is simple, it is ensured that anaerobic environment in fermentor, low energy consumption, and mechanical part is not present
Abrasion and resistance, can also complementary operation synchronous with Cha Guan, agitating paddle, improve efficiency, be energy saving, having complementary functions.
4. small miniature 0.5m according to claim 13Peasant household's efficient methane fermentation system, it is characterised in that: above and below described
Turntable also serves as pressure plate, and pressure plate is clearance type, it can be ensured that suspended matter will not float to liquid level crust, be pressed against liquid level always
Hereinafter, hydrolyzing and degrading with sharp fibre material, transformation efficiency and gas production are improved.
5. small miniature 0.5m according to claim 13Peasant household's efficient methane fermentation system, it is characterised in that: the biology
Film uses corrosion-resistant nylon or polyamide fibre screen cloth, multiple-layer stacked, plays retention and enrichment strain, can prevent from influencing when stirring lazy
Property methane backeria life habit and activity and the largely loss of active methane backeria when discharging, and play heat-insulated accumulated temperature function, use
Service life is long, convenient maintenance and replacement.
6. small miniature 0.5m according to claim 13Peasant household's efficient methane fermentation system, it is characterised in that: the heat preservation
Layer uses polyurathamc insulating layer, thick 100mm；Air interlayer thickness 50mm, electric hot-air periodically heat, and maintain air interlayer constant temperature
40℃。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810079582.5A CN110079442A (en) | 2018-01-26 | 2018-01-26 | Small miniature peasant household's efficient methane fermentation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810079582.5A CN110079442A (en) | 2018-01-26 | 2018-01-26 | Small miniature peasant household's efficient methane fermentation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110079442A true CN110079442A (en) | 2019-08-02 |
Family
ID=67412780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810079582.5A Pending CN110079442A (en) | 2018-01-26 | 2018-01-26 | Small miniature peasant household's efficient methane fermentation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110079442A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201924014U (en) * | 2010-12-07 | 2011-08-10 | 绿能生态环境科技有限公司 | Methane fermentation device |
| US20120024780A1 (en) * | 2010-06-21 | 2012-02-02 | Herman Carr | Water treatment plant for combined biomass and biogas production |
| CN104560640A (en) * | 2014-12-23 | 2015-04-29 | 李世峰 | Minitype high-efficiency multifunctional marsh gas fermentation apparatus and method |
| CN104694374A (en) * | 2014-12-23 | 2015-06-10 | 李世峰 | Four-in-one biogas fermentation device and method |
-
2018
- 2018-01-26 CN CN201810079582.5A patent/CN110079442A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120024780A1 (en) * | 2010-06-21 | 2012-02-02 | Herman Carr | Water treatment plant for combined biomass and biogas production |
| CN201924014U (en) * | 2010-12-07 | 2011-08-10 | 绿能生态环境科技有限公司 | Methane fermentation device |
| CN104560640A (en) * | 2014-12-23 | 2015-04-29 | 李世峰 | Minitype high-efficiency multifunctional marsh gas fermentation apparatus and method |
| CN104694374A (en) * | 2014-12-23 | 2015-06-10 | 李世峰 | Four-in-one biogas fermentation device and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2021120822A1 (en) | Biological drying device and method having continuous material feeding and full mixing and having no heating period | |
| CN202576175U (en) | High-efficiency biogas digester utilizing poultry excrement | |
| CN104130942B (en) | Agricultural organic waste anaerobically fermenting reclaims biogas reaction unit and recovery method | |
| CN202081096U (en) | System for producing methane by effectively utilizing straw fermentation | |
| CN102531310A (en) | Efficient methane-generating pit using poultry excrement and methane generation process | |
| CN101654321B (en) | Dry manure two-phase anaerobic digestion system for pig farm | |
| CN103708693A (en) | Digestion system and method for sludge produced by urban sewage treatment | |
| CN104404087A (en) | Technological method for preparing biogas by utilizing high-concentration organic waste and fermentation system thereof | |
| CN101497893A (en) | Pure stalk fermentation biogas preparation process and apparatus based on composite strain degradation | |
| CN102154372B (en) | Method for producing methane by means of fermentation with jet mixing technology | |
| CN102092848B (en) | Anaerobic reactor of horizontal flow fixed bed | |
| CN110079442A (en) | Small miniature peasant household's efficient methane fermentation system | |
| CN207046943U (en) | One kind can be combined two-phase integrated breeding and add discarded object mixed material anaerobic reactor | |
| CN104846019A (en) | Gas making method by mixing and fermenting cow dung separating medium and kitchen garbage | |
| CN105603001B (en) | A kind of aerobic anaerobism of biogas slurry reuse couples semicontinuous feed supplement biogas fermentation method | |
| CN206452951U (en) | Environment-friendly type penkeeping is given up | |
| CN100564289C (en) | Be used to handle the plural serial stage methane tank of breeding wastewater | |
| CN204727748U (en) | A kind of production and use of marsh gas preparation facilities | |
| CN204644363U (en) | A kind of integrated form biomass waste associating two-phase dry-type anaerobic fermentation device | |
| CN204589157U (en) | A kind of quaternity biogas fermentation device | |
| CN207632723U (en) | A kind of energy-efficient continous way compost fermentation device | |
| CN206632102U (en) | A kind of stalk pretreatment system | |
| CN208292993U (en) | The multilayer agitating device of large-scale feces of livestock and poultry mixed stalk raw material anaerobic fermentation tank | |
| CN202482313U (en) | Straw cage for biogas digester | |
| CN107986439A (en) | A kind of sewage-treatment plant |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190802 |