CN103865781A - Biological dry type fermentation treatment device for household garbage and crop straws - Google Patents
Biological dry type fermentation treatment device for household garbage and crop straws Download PDFInfo
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- CN103865781A CN103865781A CN201410107649.3A CN201410107649A CN103865781A CN 103865781 A CN103865781 A CN 103865781A CN 201410107649 A CN201410107649 A CN 201410107649A CN 103865781 A CN103865781 A CN 103865781A
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- 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
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- 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
- C12M23/02—Form or structure of the vessel
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- 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
- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
- C12M29/06—Nozzles; Sprayers; Spargers; Diffusers
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- 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
- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
- C12M29/18—External loop; Means for reintroduction of fermented biomass or liquid percolate
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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
Abstract
The invention relates to a biological dry type fermentation treatment device for household garbage and crop straws. The device comprises fermentation tanks, a spray pipe, a reflux sewage electric pump, a spray sewage electric pump, a leachate storage tank and a heating coil, wherein a cone-shaped door hole is formed in one end of each fermentation tank while an emptying valve is arranged at the other end of the fermentation tank; a plurality of biogas collecting pipes are communicated with a biogas storage cabinet; the fermentation tank is a dry type fermentation tank, no water is used for fermentation, and no biogas slurry is discharged; the fermentation tank has an arched top to collect biogas conveniently; the dry type fermentation tank is modular and multiple tanks are circularly used to realize continuity of treatment and gas generation of garbage and crop straws; 25-30 days of dry type fermentation is a cycle; through intermediate temperature fermentation at 35-38 DEG C, the hot water coil is used to heat in winter or seasons at low temperatures. Acidified gases are discharged before the gas generation cycle, the hydrogen sulfide content of the biogas generated by dry type fermentation is lower than that of biogas generated in a wet process, and the purity of biogas is high. CH4 is greater than or equal to 65%, and H2S is less than or equal to 12ppm. 120-150<m3> of biogas is generated by mixed raw materials of garbage and straws per ton.
Description
Technical field
The present invention relates to one way of life rubbish and agricultural crop straw treatment unit, relate in particular to the recycling of a kind of rubbish and stalk mixed biologic dry-type anaerobic fermentation generation biogas, the device of harmless treatment.
Background technology
It is reported by 2010 the end of the year 2.12 hundred million tons of National urban domestic refuse year amounts of clearing, 300,000,000 tons of the annual garbage discharge amounts in rural area.The quantity discharged of feces of livestock and poultry is about 3,000,000,000 tons, agricultural crop straw year generation be about 700,000,000 tons.There is besieged city phenomenon in the rubbish in city, 19.6% burning electricity generation, 77% simple landfill disposal.The sanitary fill in rural area is as mountain, and stalk huddles and leaves about, arbitrarily burns, and is not effectively administered.
At present domestic waste 77% landfill has taken the soil of 800,000 mu, pollutes the environment of landfill yard periphery, causes resident's strong dissatisfaction, and serious polluted underground water, a large amount of resource of not only having wasted, and the long-range harm bringing; 19.6% burning or burning electricity generation, because China's rubbish water content is high, incineration temperature is low, does not reach 450 DEG C and easily produces “ dioxin " obnoxious flavour; And refuse-burning plant investment is huge, general every hundred tons for the treatment of scales are invested more than 100,000,000 yuan, have seriously restricted its development.Composting process has simply, less investment, easy-operating advantage, but on-the-spot mosquitos and flies grows, foul smell and methane gas serious environment pollution, and organic matter degradation is not thorough, and fertilizer heavy metal content is high.Washing pyrolysis processing need to consume a large amount of water and heat energy, produce a large amount of obnoxious flavoures and sewage, the larger cost for the treatment of capacity is high, does not process and will certainly produce secondary pollution.Wet method anaerobically fermenting produces biogas, and the general TS ≈ of concentration 5-10% processes 1 ton of rubbish needs 10 ~ 12 tons of water, and fermentation needs temperature at 35-38% DEG C, consumes a large amount of heat energy, and water consumption is huge, and the natural pond liquid difficulty of dissolving, has restricted promotion and implementation.
In sum, the existing processing of current domestic refuse and agricultural crop straw not yet realizes real harmless treatment, recycling.Some treatment technologies are still confined to washing, pyrolysis, highly energy-consuming, high water consumption and very easily produce secondary pollution.
Summary of the invention
Technical problem solved by the invention is the defect that overcomes prior art, provides one can avoid garbage loading embeading to take a large amount of soils, the underground water and soil of severe contamination; Avoid the biological treatment device of rubbish and crop straw burning contaminate environment.Device provided by the present invention is without any need for additive, and investment working cost is low, and biogas purity is high, there is no natural pond liquid discharge, avoids secondary pollution.
To achieve these goals, the present invention is achieved by the following technical solutions:
One way of life rubbish and farm crop straw organism dry type fermentation processing unit, comprise fermentation vat, taper door opening, and hermatic door, door opening/closing apparatus, shower, exhaust-valve, isolation double-edged fine-toothed comb, backflow sewage electric pump, spray sewage electric pump, oozes drop liquid basin, heating coil; It is characterized in that: one end of fermentation vat is provided with bell hole, sealed strip is attached to the periphery of hermatic door, and hermatic door is arranged on door opening/closing apparatus, and door opening/closing apparatus rotates as fulcrum by door twisted axis, and several collecting methane pipes are connected with biogas storage cabinet; Described fermentation vat is dry type fermentation vat; Described fermentation vat builds up arch top, is convenient to collect biogas; Described door opening/closing apparatus is hydro valve door gear; The bottom of fermentation vat is provided with oozes drop liquid recovery tube and heating coil, isolation double-edged fine-toothed comb; One end of fermentation vat sealing is provided with exhaust-valve; Ooze drop liquid recovery tube connects backflow sewage electric pump fluid inlet by backflow pipe connecting, the liquid outlet of backflow sewage electric pump connects by oozing drop liquid tube for entering can the fluid inlet that oozes drop liquid basin, ooze the fluid inlet of drop liquid basin on the top of oozing drop liquid basin, the bottom of oozing drop liquid basin has liquid outlet, the liquid outlet that oozes drop liquid basin goes out by oozing drop liquid the fluid inlet that tank pipe connects spray sewage electric pump, the liquid outlet of spray sewage electric pump, is connected and is oozed drop liquid pipe by water outlet pipe connecting;
Dry type fermentation 25-30 days is one-period, through 35-38 DEG C of mesophilic digestion, wait temperature low season in the winter time, the heating of employing hot-water coil pipe, rubbish per ton and mixed stalk raw material produce biogas 120-150m3, domestic refuse and farm crop straw organism fermentation time are long, before degrading thoroughly, fermenting, have sub-elected magneticmetal material and battery class heavy metal, and natural pond slag fertilizer efficiency is high, heavy metal content is low;
Dry type fermentation vat builds up moudle type, and several recycle, and have realized the continuity of rubbish and agricultural crop straw processing and aerogenesis; Before the aerogenesis cycle, discharge acidifying gas, dry type fermentation the biogas purity of producing to produce biogas hydrogen sulfide content than wet method low, biogas purity is high, CH4 >=65%, H2S≤12ppm; The dry type not water that ferments, the natural pond liquid of generation is few, and natural pond liquid uses for the inoculation of bio anaerobic flora, does not have natural pond liquid to discharge;
Fermentation vat builds up modularization, and several recycle uninterrupted rubbish and stalk processing and supply continuously biogas, are suitable for mass-producing processing.
According to described domestic refuse and farm crop straw organism dry type fermentation processing unit, it is characterized in that: described dry type fermentation vat, the dry type not water that ferments, the natural pond liquid of generation is few, and natural pond liquid uses for the inoculation of bio anaerobic flora, does not have natural pond liquid to discharge.
Brief description of the drawings
Fig. 1 is the main sectional view of bio anaerobic dry type fermentation vat of the present invention
Fig. 2 is bio anaerobic dry type fermentation vat of the present invention 1/4th sectional views
Fig. 3 is the total technological process figure of domestic refuse of the present invention and agricultural crop straw dry type biological fermentation treatment unit
In accompanying drawing: 1, fermentation vat 2, taper door opening 3, sealed strip 4, hermatic door 5, door twisted axis
6, door opening/closing apparatus 7, collecting methane pipe 8, ooze drop liquid pipe 9, shower 10, exhaust-valve
11, isolate double-edged fine-toothed comb 12, ooze drop liquid recovery tube 13, water outlet pipe connecting 14, backflow pipe connecting
15, backflow sewage electric pump 16, spray sewage electric pump 17, ooze drop liquid and go out tank pipe 18, ooze drop liquid tube for entering can
19, ooze drop liquid basin 20, door compactor 21, heating coil.
Embodiment
Below in conjunction with drawings and Examples, the present invention will be further described:
As shown in Figure 1, Figure 2 and Figure 3, comprise fermentation vat 1, taper door opening 2, sealed strip 3, hermatic door 4, door twisted axis 5, door opening/closing apparatus 6, collecting methane pipe 7, ooze drop liquid pipe 8, shower 9, exhaust-valve 10, isolation double-edged fine-toothed comb 11, ooze drop liquid recovery tube 12, water outlet pipe connecting 13, backflow pipe connecting 14, backflow sewage electric pump 15, spray sewage electric pump 16, oozes drop liquid and goes out tank pipe 17, oozes drop liquid tube for entering can 18, ooze drop liquid basin 19, door compactor 20, heating coil 21.
Assembly relation:
Build the square arch of concrete long top formula fermentation vat 1 above ground level, be provided with bell hole 2 in one end of fermentation vat 1, sealed strip 3 is attached to the periphery of hermatic door 4, hermatic door 4 is arranged on door opening/closing apparatus 6, door opening/closing apparatus 6 is connected as fulcrum by door twisted axis 5 with fermentation vat 1, and the door compactor 20 being arranged on fermentation vat 1 compresses hermatic door 4.Arrange and ooze drop liquid pipe 8 at the top of fermentation vat 1, ooze drop liquid pipe 8 and be connected with shower 9, and several collecting methane pipes 7 are set are connected with biogas storage cabinet.Be provided with in the bottom of fermentation vat 1 and ooze drop liquid recovery tube 12 and heating coil 21, isolation double-edged fine-toothed comb 11, one end that fermentation vat 1 seals is provided with exhaust-valve 10 while opening the door.Ooze drop liquid recovery tube 12 connects backflow sewage electric pump 15 fluid inlet by backflow pipe connecting 14, the liquid outlet of backflow sewage electric pump 15 connects by oozing drop liquid tube for entering can 18 fluid inlet that oozes drop liquid basin 19, ooze the fluid inlet of drop liquid basin 19 on the top of oozing drop liquid basin 19, the bottom of oozing drop liquid basin 19 has liquid outlet, the liquid outlet that oozes drop liquid basin 19 goes out by oozing drop liquid the fluid inlet that tank pipe 17 connects spray sewage electric pump 16, the liquid outlet of spray sewage electric pump 16, is connected and is oozed drop liquid pipe 8 by water outlet pipe connecting 13.
Advantageous effect of the present invention:
Domestic refuse of the present invention and farm crop straw organism dry type fermentation processing unit, described fermentation vat builds up arch top, is convenient to collect biogas; Described door opening/closing apparatus is hydro valve door gear, described door opening/closing apparatus drives hermatic door to do relative rotation around door twisted axis, realize the Push And Release in hermatic door and bell hole, in the time closing the door state, sealed strip is adjacent at the periphery in bell hole and realizes sealing function, and in the time opening the door, exhaust-valve is opened, and fermentation vat communicates with atmosphere, reduce the air pressure in fermentation vat, get rid of the gas in fermentation vat; Described fermentation vat is dry type fermentation vat.
Dry type fermentation vat builds up moudle type, and several recycle, and have realized the continuity of rubbish and agricultural crop straw processing and aerogenesis.Because the acidifying gas before each aerogenesis cycle is discharged from, this is also that the dry type fermentation biogas purity of producing produces than wet method the basic place that biogas hydrogen sulfide content is low.
The dry type water that ferments not does not just have natural pond liquid discharge, non-secondary pollution.
Rubbish per ton and producing biogas from crop straws 120-150 ㎡, recycling rate is high, profitable.
Because dry type fermentation vat intermittent type uses and discharges in advance acidifying gas, biogas purity is high, CH4 >=65%, H2S≤12ppm.
Dry type fermentation 25-30 days is that one-period domestic refuse and farm crop straw organism fermentation time are long, before degrading thoroughly, fermenting, has sub-elected magneticmetal material and battery class heavy metal, and natural pond slag fertilizer efficiency is high, heavy metal content is low.
Fermentation vat builds up modularization, and several recycle uninterrupted rubbish and stalk processing and supply continuously biogas, are suitable for mass-producing processing.
Biological dry-type anaerobic fermentation is with natural pond slag and ooze drop liquid inoculation biological bacteria without any need for additive and water, and the few running cost of occupation of land is low.
Be applicable to organic solid rubbish individual curing and with agricultural crop straw combination treatment, wide accommodation.
Principle of design of the present invention is as follows:
First use when not containing the natural pond slag of bio anaerobic bacterium and oozing the inoculation of drop liquid, should carry out cultivation domestication inoculation bio anaerobic bacterium; What produce oozes drop liquid by the recovery pipe network of dry type fermentation vat bottom, by backflow sewage electric pump, the described drop liquid that oozes is recovered to and oozes drop liquid basin and bio anaerobic flora and inoculate and recycle; Sorting consumer waste organic materials out and the agricultural crop straw each 50% of chopping, add again 25-30% Shang batch to go out the natural pond slag of pond containing bio anaerobic bacterium, mix the effect of playing inoculation bio anaerobic bacterium with forklift, and pack the 65-75% of dry type fermentation vat internal volume into, close hermatic door; Open and ooze drop liquid and store tank connected sprinkling system, described sprinkling system comprises water outlet pipe connecting, spray sewage electric pump, oozes drop liquid pipe, shower; By described sprinkling system spray into contain bio anaerobic bacterium ooze drop liquid, play the effect of damping inoculation bio anaerobic bacterium, make raw material keep the moisture content of 65-75%, due to rubbish and agricultural crop straw enter to have mixed uniformly before fermentation vat natural pond slag inoculation again spray contain bio anaerobic bacterium ooze drop liquid, saved the agitating procedure of fermenting process, described recovery pipe network comprises isolation double-edged fine-toothed comb, oozes drop liquid recovery tube, backflow pipe connecting, backflow sewage electric pump.Fermenting raw materials is souring stage in first 48-72 hour, and acidifying pneumatic transmission is entered ultraviolet deodorizing device emission abatement by the by-pass tube valve of opening on collecting methane pipe network; After 72 hours, produce biogas, then close hydrogen sulfide drain tap, open towards the valve of biogas storage cabinet, biogas enters gas-holder.It is a treatment cycle that raw material ferments 25-30 days in fermentation vat, organic waste per ton and producing biogas from crop straws 120-150m3; Dry type fermentation vat builds up moudle type, and several recycle, and have realized the continuity of rubbish and agricultural crop straw processing and aerogenesis.Because the acidifying gas before each aerogenesis cycle is discharged from, this is also that the dry type fermentation biogas purity of producing produces than wet method the basic place that biogas hydrogen sulfide content is low.The remaining methane gas of Zha Chu pond, natural pond front opening exhaust-valve ventilation emptying, prevents that operator are poisoning, transports natural pond slag with forklift.Because dry type fermentation fertilizer efficiency is all retained in the slag of natural pond, sub-elect magneticmetal thing and hard material entering Chi Qianyi, therefore natural pond slag is the high bio-fertilizer of fertilizer efficiency.Domestic organic garbage and agricultural crop straw spray by natural pond slag combined inoculation bio anaerobic bacterium and in fermentation vat and ooze drop liquid damping inoculation anerobe, through the 35-38 DEG C of mesophilic digestion of 25-30 days, if with 53-55 DEG C of thermophilic fermentation, fermenting speed is fast, efficiency is high, but wait temperature low season in the winter time, do not calculate for warm cost height, adopt the hot-water coil pipe heating being arranged in fermentation vat winter, only consume the 3-5% of self production capacity with marsh gas stove heating, the combustiblematerials heating that employing sub-elects does not just consume the production capacity of self, rubbish per ton and mixed stalk raw material produce biogas 120-150m3, CH4 >=65%, H2S≤12ppm.Natural pond slag is efficient biologic-organic fertilizer and battery class heavy metal thing, has realized harmless treatment, recycling.
Finally it should be noted that: above embodiment is only for illustrating the present invention and unrestricted technical scheme described in the invention; Therefore, although this specification sheets has been described in detail the present invention with reference to each above-mentioned embodiment,, those of ordinary skill in the art should be appreciated that still and can modify or be equal to replacement the present invention; And all do not depart from technical scheme and the improvement thereof of the spirit and scope of the present invention, it all should be encompassed in claim scope of the present invention.
Claims (2)
1. one way of life rubbish and farm crop straw organism dry-type anaerobic fermentation treatment device, comprise fermentation vat, taper door opening, and hermatic door, door opening/closing apparatus, shower, exhaust-valve, isolation double-edged fine-toothed comb, backflow sewage electric pump, spray sewage electric pump, oozes drop liquid basin, heating coil; It is characterized in that: one end of fermentation vat is provided with bell door opening, sealed strip is attached to the periphery of hermatic door, and hermatic door is arranged on door opening/closing apparatus, and door opening/closing apparatus rotates as fulcrum by door twisted axis, and several collecting methane pipes are connected with biogas storage cabinet; Described fermentation vat is dry type fermentation vat; Described fermentation vat builds up arch top, is convenient to collect biogas; Described door opening/closing apparatus is hydro valve door gear; The bottom of fermentation vat is provided with oozes drop liquid recovery tube and heating coil, isolation double-edged fine-toothed comb; One end of fermentation vat sealing is provided with exhaust-valve; Ooze drop liquid recovery tube connects backflow sewage electric pump fluid inlet by backflow pipe connecting, the liquid outlet of backflow sewage electric pump connects by oozing drop liquid tube for entering can the fluid inlet that oozes drop liquid basin, ooze the fluid inlet of drop liquid basin on the top of oozing drop liquid basin, the bottom of oozing drop liquid basin has liquid outlet, the liquid outlet that oozes drop liquid basin goes out by oozing drop liquid the fluid inlet that tank pipe connects spray sewage electric pump, the liquid outlet of spray sewage electric pump, is connected and is oozed drop liquid pipe by water outlet pipe connecting; Biological dry-type anaerobic fermentation 25-30 days is one-period, through 35-38 DEG C of mesophilic digestion, the season low with temperature in the winter time, the heating of employing hot-water coil pipe, rubbish per ton and mixed stalk raw material produce biogas 120-150m3, domestic refuse and farm crop straw organism fermentation time are long, before degrading thoroughly, fermenting, have sub-elected magneticmetal material and battery class heavy metal, and natural pond slag fertilizer efficiency is high, heavy metal content is low; Dry type fermentation vat builds up moudle type, and several recycle, and the continuity that has realized rubbish and agricultural crop straw processing and aerogenesis is suitable for mass-producing processing; Before the aerogenesis cycle, discharge acidifying gas, dry type fermentation the biogas purity of producing to produce biogas hydrogen sulfide content than wet method low, biogas purity is high, CH4 >=65%, H2S≤12ppm; The dry type not water that ferments, does not have natural pond liquid to discharge;
Fermentation vat builds up modularization, and several recycle uninterrupted rubbish and stalk processing and supply continuously biogas, are suitable for mass-producing processing.
2. domestic refuse according to claim 1 and farm crop straw organism dry type fermentation processing unit, it is characterized in that: described dry type fermentation vat, the dry type not water that ferments, the natural pond liquid of generation is few, natural pond liquid uses for the inoculation of bio anaerobic flora, does not have natural pond liquid to discharge.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104277968A (en) * | 2014-10-22 | 2015-01-14 | 山东宝力生物质能源股份有限公司 | Large-scale biogas hydraulic-circulating even mixing device |
| CN104328041A (en) * | 2014-11-21 | 2015-02-04 | 黑龙江省科学院科技孵化中心 | Dry-type anaerobic fermentation device capable of spraying straw with recycled biogas slurry |
| CN105536315A (en) * | 2015-12-01 | 2016-05-04 | 中国航空规划设计研究总院有限公司 | Solid-liquid separating structure and method thereof under corrosive environment |
| CN106439829A (en) * | 2016-11-11 | 2017-02-22 | 中冶焦耐(大连)工程技术有限公司 | Winter garbage unfreezing system and method in household garbage incineration power plant |
| CN107865187A (en) * | 2017-11-16 | 2018-04-03 | 广西壮族自治区畜牧研究所 | A kind of purple napier grass feed and its preparation method and application |
| CN110396008A (en) * | 2019-08-05 | 2019-11-01 | 德州群峰机械制造有限公司 | Container-type dry fermentation system |
| CN110564593A (en) * | 2019-10-16 | 2019-12-13 | 中国农业大学烟台研究院 | Device for producing biogas through straw fermentation |
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| CN203048931U (en) * | 2013-01-31 | 2013-07-10 | 吉林省农业机械研究院 | Dry-fermentation methane gas preparing device by utilizing shed, film and slot combining technology |
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| US20090068725A1 (en) * | 2006-02-21 | 2009-03-12 | Peter Lutz | Bioreactor for methanization of biomass having a high solids fraction |
| CN202705360U (en) * | 2012-07-26 | 2013-01-30 | 重庆市农业科学院 | Movable continuous plug-flow dry fermentation device |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104277968A (en) * | 2014-10-22 | 2015-01-14 | 山东宝力生物质能源股份有限公司 | Large-scale biogas hydraulic-circulating even mixing device |
| CN104328041A (en) * | 2014-11-21 | 2015-02-04 | 黑龙江省科学院科技孵化中心 | Dry-type anaerobic fermentation device capable of spraying straw with recycled biogas slurry |
| CN105536315A (en) * | 2015-12-01 | 2016-05-04 | 中国航空规划设计研究总院有限公司 | Solid-liquid separating structure and method thereof under corrosive environment |
| CN106439829A (en) * | 2016-11-11 | 2017-02-22 | 中冶焦耐(大连)工程技术有限公司 | Winter garbage unfreezing system and method in household garbage incineration power plant |
| CN106439829B (en) * | 2016-11-11 | 2019-08-27 | 中冶焦耐(大连)工程技术有限公司 | A kind of MSW Incineration Plant winter rubbish defrosting system and method |
| CN107865187A (en) * | 2017-11-16 | 2018-04-03 | 广西壮族自治区畜牧研究所 | A kind of purple napier grass feed and its preparation method and application |
| CN110396008A (en) * | 2019-08-05 | 2019-11-01 | 德州群峰机械制造有限公司 | Container-type dry fermentation system |
| CN110564593A (en) * | 2019-10-16 | 2019-12-13 | 中国农业大学烟台研究院 | Device for producing biogas through straw fermentation |
| CN110564593B (en) * | 2019-10-16 | 2022-10-04 | 中国农业大学烟台研究院 | Device for producing biogas through straw fermentation |
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| CN103865781B (en) | 2015-12-02 |
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