CN102191169A - Floating cover type dry fermentation biogas digester device - Google Patents
Floating cover type dry fermentation biogas digester device Download PDFInfo
- Publication number
- CN102191169A CN102191169A CN2011100829270A CN201110082927A CN102191169A CN 102191169 A CN102191169 A CN 102191169A CN 2011100829270 A CN2011100829270 A CN 2011100829270A CN 201110082927 A CN201110082927 A CN 201110082927A CN 102191169 A CN102191169 A CN 102191169A
- Authority
- CN
- China
- Prior art keywords
- dry fermentation
- sealing water
- dried
- pipe
- fermentor tank
- 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.)
- Granted
Links
Images
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
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/16—Solid state fermenters, e.g. for koji production
-
- 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
- C12M23/56—Floating 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
- 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
-
- 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
-
- 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)
- Zoology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Organic Chemistry (AREA)
- Wood Science & Technology (AREA)
- Genetics & Genomics (AREA)
- General Engineering & Computer Science (AREA)
- Sustainable Development (AREA)
- Biochemistry (AREA)
- Microbiology (AREA)
- General Health & Medical Sciences (AREA)
- Biotechnology (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Clinical Laboratory Science (AREA)
- Analytical Chemistry (AREA)
- Thermal Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treatment Of Sludge (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a floating cover type dry fermentation biogas digester device. The outer side of a sealed water tank is provided with a thermal insulation layer; the sealed water tank is positioned on the periphery of a dry fermentation tank; a sealed water layer is arranged between the sealed water tank and the dry fermentation tank; a gas storage floating cover is positioned between the sealed water tank and the dry fermentation tank; a gas-guide pipe is arranged in the dry fermentation tank; the lower part of one side of the dry fermentation tank is provided with a discharge port and a tapping control valve; the lower part of the gas storage floating cover is provided with a lower guide branch wheel and a pressure-relief vent; the gas storage floating cover is also provided with a feed port, a viewing port, a biogas pressure gauge, a lifting ring, a primary desulfurizer and an escape pipe; an upper guide support wheel is arranged above the sealed water tank; the bottom in the dry fermentation tank is provided with a drain pipe which is connected with a stirrer in the gas storage floating cover through a circulating mud pump and a hose; and a water outlet pipe is connected with a steam boiler through the circulating mud pump. The floating cover type dry fermentation biogas digester device can control the gas transmission pressure by using the floating cover, can stir fermentation raw materials in operation by using the circulating mud pump and a biogas slurry stirrer, can be used all the year around, and is simple to construct.
Description
Technical field
The invention belongs to the biogas generating device field, be specifically related to a kind of cover-floating type dry fermentation methane tank arrangement.
Background technology
Existing methane-generating pit is single-shot ferment device, though air storage chamber and methane-generating pit are designed to one, because of methane tank cover is a Fixed Design, biogas pressure is uncontrollable, and air pressure is fluctuated during use, does not press and can not use because of having at last; If the methane-generating pit raw material often stirs, can improve methane-generating pit biogas output 30%, and existing methane-generating pit can't stir in operation process all, therefore reduce gas production rate, thereby reduced raw-material utilization ratio; Existing methane-generating pit materials are many, 3～3.5 tons of 8 cubic metres of methane-generating pit materials, and 8～10 tons of waters, floor space is big, and construction is complicated, and packing technique requires high, and the evaporating, emitting, dripping or leaking of liquid or gas phenomenon often appears in the pond body, has hidden danger, is easy to generate useless pond; In addition, there is the problem of the easy discharging difficulty of charging in existing methane-generating pit, because can not do the natural separation of biogas residue liquid, and little discharging and the big time-consuming effort of taking a lot of work of discharging, and cause secondary pollution easily; The leavening temperature of biogas is above freezing more than 10 ℃, even and existing methane-generating pit also is difficult to reach start-up temperature in south in the winter time, more be difficult to reach in three northern areas of China, therefore existing methane-generating pit uses because of methane-generating pit is buried also can't reaching in south the whole year, and can only use 3～4 months in three northern areas of China.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, and the floating cover of a kind of utilization may command distribution pressure is provided, utilizes circulating mud pump and natural pond liquid agitator can stir operating fermentation raw material, can annually use and the simple cover-floating type dry fermentation methane tank arrangement of constructing.
Technical scheme of the present invention is as follows:
Cover-floating type dry fermentation methane tank arrangement, by thermal insulation layer, the sealing water pot, dried fermentor tank, the storage air-float hood, the circulating mud pump, compositions such as steam boiler, the sealing water pot outside is a thermal insulation layer, the sealing water pot is positioned at dried fermentor tank periphery, be the sealing water layer between sealing water pot and the dried fermentor tank, the storage air-float hood is between sealing water pot and dried fermentor tank, on dried fermentor tank top, in the dried fermentor tank airway is arranged, dried fermentor tank one side lower part is provided with discharge port and tapping control valve, a guiding wheel is down arranged at storage air-float hood bottom, storage air-float hood bottom is provided with vent, the storage air-float hood is provided with charging opening, porthole, the biogas pressure table, suspension ring, once desulfurization device and escape pipe, escape pipe connects gas equipment through the fire prevention cleaner, escape pipe one end is immersed in the interior water of fire prevention cleaner, sealing water pot top is provided with the guiding trestle wheel, water temperature gauge is located at the sealing water pot outside, the sealing water pot outside and dried fermentor tank inboard are equipped with staircase, dried fermentor tank inner bottom part is provided with drain pipe, drain pipe is through the circulating mud pump, flexible pipe links to each other with the agitator of storage in the air-float hood, rising pipe is connected with steam boiler by the circulating mud pump, circulating mud pump and steam boiler junction are provided with valve, drain pipe is provided with offlet and valve, rising pipe, be equipped with valve on drain pipe and the flexible pipe, steam boiler is connected with the sealing water layer by steam heating pipe.
Described sealing water pot top is provided with cover plate.
Explosion relief valve is arranged at described fire prevention cleaner top, and explosion relief valve is made up of last through hole flange, lower through-hole flange, rubber pad and pricker, accompanies rubber pad in the middle of last through hole flange, the lower through-hole flange, and pricker is arranged at last through hole flange top.
Described escape pipe is provided with reverse checkvalve.
Described steam boiler is provided with explosion relief valve.
The invention has the advantages that: 1, according to living environment and geographical position, the removable installation of biogas jar; 2, owing to adopt ground to install, can utilize sun power to the tank body natural heating; 3, utilize circulating mud pump and natural pond liquid agitator to stir to operating fermentation raw material; 4, the steam that utilizes steam oven and produced carries out heat treated to the water in the sealing water pot, guaranteeing leavening temperature in the fermentor tank, but makes biogas jar safe overwintering; 5, utilize floating cover may command distribution pressure, ensure the safe handling of gas equipment; 6, can open wide discharging, also can utilize discharge port gravity flow discharging, safe and reliable, avoided secondary pollution; 7, fermentation raw material natural slag liquid in the biogas jar separates, and helps the utilization once more to slag liquid; 8, compact construction, floor space is little, installs and uses easy to adjust.
Description of drawings Fig. 1 is an one-piece construction synoptic diagram of the present invention;
Fig. 2 is the present invention's cleaner structural representation of preventing fires.
The invention will be further described below in conjunction with accompanying drawing for embodiment.
One-piece construction of the present invention as seen from Figure 1, cover-floating type dry fermentation methane tank arrangement, by thermal insulation layer 12, sealing water pot 11, dried fermentor tank 13, storage air-float hood 1, circulating mud pump 23, steam boiler 24 compositions such as grade, sealing water pot 11 outsides are thermal insulation layer 12, sealing water pot 11 is positioned at dried fermentor tank 13 peripheries, play water storage and sealing function, be sealing water layer 17 between sealing water pot 11 and the dried fermentor tank 13, storage air-float hood 1 is between sealing water pot 11 and dried fermentor tank 13, on dried fermentor tank 13 tops, utilize storage air-float hood 1 weight control distribution pressure, in the dried fermentor tank 13 airway 18 is arranged, make evenly output gas of raw material, dried fermentor tank 13 1 side lower parts are provided with discharge port 15 and tapping control valve 16, can emit the natural pond liquid and the natural pond slag of natural separation, a guiding wheel 14 is down arranged at storage air-float hood 1 bottom, can guarantee to store up air-float hood 1 steadily moves up and down, storage air-float hood 1 bottom is provided with vent 26, when vent 26 exposes sealing water layer 17, gas is discharged by vent 26 in the storage air-float hood 1, close vent 26 by storage air-float hood 1 weight, to guarantee gas volume and the pressure equilibrium in the storage air-float hood 1, storage air-float hood 1 is provided with charging opening 8, porthole 29, biogas pressure table 30, suspension ring 4, once desulfurization device 3 and escape pipe 5, can observe feed liquid stirring state in the dried fermentor tank 13 by porthole 29, biogas pressure table 30 directly reads the biogas pressure in the storage air-float hood 1, suspension ring 4 are used for advancing, sling during discharging and store up air-float hood 1, the biogas of output carries out the desulfurization processing first time in 3 pairs of dried fermentor tanks 13 of once desulfurization device, escape pipe 5 connects gas equipment through fire prevention cleaner 10, escape pipe 5 one ends are immersed in the water in the fire prevention cleaner 10, sealing water pot 11 tops are provided with guiding trestle wheel 7, position balance after control storage air-float hood 1 raises, water temperature gauge 6 is located at sealing water pot 11 outsides, read the water temperature of sealing water layer 17 by the water temperature probe in the sealing water layer 17, so that control the leavening temperature in the dried fermentor tank 13, sealing water pot 11 outsides and dried fermentor tank 13 inboards are equipped with staircase 27, be beneficial to the removing of raw material in the dried fermentor tank 13, dried fermentor tank 13 inner bottom parts are provided with drain pipe 19, drain pipe 19 is through circulating mud pump 23, flexible pipe 28 links to each other with agitator 2 in the storage air-float hood 1, the feed liquid that extracts in 2 pairs of dried fermentor tanks 13 of agitator is carried out systemic circulation and is stirred, rising pipe 20 is connected with steam boiler 24 by circulating mud pump 23, circulating mud pump 23 is provided with valve 21 with steam boiler 24 junctions, drain pipe 19 is provided with offlet 22 and valve 21, rising pipe 20, be equipped with valve 21 on drain pipe 19 and the flexible pipe 28, steam boiler 24 is connected with sealing water layer 17 by steam heating pipe 25, the steam that steam boiler 24 produces enters sealing water layer 17 by steam heating pipe 25, thereby sealing water layer 17 is heated up.
Described sealing water pot 11 tops are provided with cover plate 9, prevent personnel and object fall into the sealing water pot 11 in.
As shown in Figure 2, explosion relief valve is arranged at described fire prevention cleaner 10 tops, explosion relief valve is made up of last through hole flange 31, lower through-hole flange 34, rubber pad 32 and pricker 35, accompany rubber pad 32 in the middle of last through hole flange 31, the lower through-hole flange 34, pricker 35 is arranged at last through hole flange 31 tops, when fire prevention cleaner 10 internal pressures are excessive, rubber pad 32 is expanded, contact pricker 35, pricker 35 punctures rubber pad 32 and makes gas leak, guarantees that dried fermentor tank 13 is not damaged.
Described escape pipe 5 is provided with reverse checkvalve 33, prevents that gas equipment from causing unsafe factor because of tempering.
Described steam boiler 24 is provided with explosion relief valve.
Dried fermentor tank 13 of the present invention is designed to the coordinated type integrated device with storage air-float hood 1, makes distribution pressure remain storage air-float hood 1 compression weight, thereby has guaranteed the equilibrium pressure of gas equipment; Utilize the sealing water layer 17 in the steam boiler 34 heated sealant water pots 11, make the raw material in the dried fermentor tank 13 remain 25 ℃～35 ℃ of optimum fermentation temps, fundamentally solved the difficult problem that methane-generating pit can not be survived the winter and be used; With 23 mechanizes of circulating mud pump or semi-mechanization input and output material, the easy discharging of feeding is fast and safe and reliable, more may biogas residue and biogas liquid natural separation when discharging, avoided secondary pollution, utilize circulating mud pump 23 also to alleviate labour intensity simultaneously, under the effect of circulating mud pump 23, natural pond liquid directly dropped into and dissolve quick-acting foliage fertilizers and natural pond liquid vegetable insecticide in the container, further improve the economic use value of natural pond liquid.
Cover-floating type dry fermentation methane tank plant area area of the present invention is little, only is 2 square metres, and install on ground, can move arbitrarily, and aerogenesis speed is fast, and inflammable gas was produced in the virgin material tinning in 72 hours.
Claims (5)
1. cover-floating type dry fermentation methane tank arrangement, it is characterized in that: by thermal insulation layer (12), sealing water pot (11), dried fermentor tank (13), storage air-float hood (1), circulating mud pump (23), steam boiler (24) is formed, sealing water pot (11) outside is thermal insulation layer (12), sealing water pot (11) is positioned at dried fermentor tank (13) periphery, be sealing water layer (17) between sealing water pot (11) and the dried fermentor tank (13), storage air-float hood (1) is positioned between sealing water pot (11) and the dried fermentor tank (13), on dried fermentor tank (13) top, airway (18) is arranged in the dried fermentor tank (13), dried fermentor tank (13) one side lower parts are provided with discharge port (15) and tapping control valve (16), a guiding wheel (14) is down arranged at storage air-float hood (1) bottom, storage air-float hood (1) bottom is provided with vent (26), storage air-float hood (1) is provided with charging opening (8), porthole (29), biogas pressure table (30), suspension ring (4), once desulfurization device (3) and escape pipe (5), escape pipe (5) connects gas equipment through fire prevention cleaner (10), escape pipe (5) one ends are immersed in the interior water of fire prevention cleaner (10), sealing water pot (11) top is provided with guiding trestle wheel (7), water temperature gauge (6) is located at sealing water pot (11) outside, sealing water pot (11) outside and dried fermentor tank (13) inboard are equipped with staircase (27), dried fermentor tank (13) inner bottom part is provided with drain pipe (19), drain pipe (19) is through circulating mud pump (23), flexible pipe (28) agitator (2) interior with storing up air-float hood (1) links to each other, rising pipe (20) is connected with steam boiler (24) by circulating mud pump (23), circulating mud pump (23) is provided with valve (21) with steam boiler (24) junction, drain pipe (19) is provided with offlet (22) and valve (21), rising pipe (20), be equipped with valve (21) on drain pipe (19) and the flexible pipe (28), steam boiler (24) is connected with sealing water layer (17) by steam heating pipe (25).
2. cover-floating type dry fermentation methane tank arrangement as claimed in claim 1 is characterized in that: described sealing water pot (11) top is provided with cover plate (9).
3. cover-floating type dry fermentation methane tank arrangement as claimed in claim 1, it is characterized in that: explosion relief valve is arranged at described fire prevention cleaner (10) top, explosion relief valve is made up of last through hole flange (31), lower through-hole flange (34), rubber pad (32) and pricker (35), accompany rubber pad (32) in the middle of last through hole flange (31), the lower through-hole flange (34), pricker (35) is arranged at last through hole flange (31) top.
4. cover-floating type dry fermentation methane tank arrangement as claimed in claim 1 is characterized in that: described escape pipe (5) is provided with reverse checkvalve (33).
5. cover-floating type dry fermentation methane tank arrangement as claimed in claim 1 is characterized in that: described steam boiler (24) is provided with explosion relief valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100829270A CN102191169B (en) | 2011-04-02 | 2011-04-02 | Floating cover type dry fermentation biogas digester device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100829270A CN102191169B (en) | 2011-04-02 | 2011-04-02 | Floating cover type dry fermentation biogas digester device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102191169A true CN102191169A (en) | 2011-09-21 |
| CN102191169B CN102191169B (en) | 2012-12-26 |
Family
ID=44600044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011100829270A Expired - Fee Related CN102191169B (en) | 2011-04-02 | 2011-04-02 | Floating cover type dry fermentation biogas digester device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102191169B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103865773A (en) * | 2012-12-07 | 2014-06-18 | 朱永彪 | Internally stirred enamel mixed membrane anaerobic jar |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3138452A1 (en) * | 1981-09-23 | 1983-06-09 | Rüdiger 5563 Kröv Mergen | Device for treating biomass to recover methane gas |
| CN101358166A (en) * | 2008-09-03 | 2009-02-04 | 邹评 | Preparation technique of cover-floating type multifunctional methane tank |
| CN101570728A (en) * | 2009-04-02 | 2009-11-04 | 徐州绿潮生物科技有限公司 | Ground insulating conjoined floating hood and bacterial nest dry type continuous anaerobic fermentation device |
| CN101575561A (en) * | 2008-05-05 | 2009-11-11 | 天津市德盛源农村能源技术开发有限公司 | Large-sized biogas fermentation device integrating fermentation and gas storage |
| CN101705180A (en) * | 2009-11-13 | 2010-05-12 | 常熟市唐洲生态种养基地 | Floating cover type methane generation device |
| CN201990669U (en) * | 2011-04-02 | 2011-09-28 | 李建新 | Floating cover type dry fermentation methane tank device |
-
2011
- 2011-04-02 CN CN2011100829270A patent/CN102191169B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3138452A1 (en) * | 1981-09-23 | 1983-06-09 | Rüdiger 5563 Kröv Mergen | Device for treating biomass to recover methane gas |
| CN101575561A (en) * | 2008-05-05 | 2009-11-11 | 天津市德盛源农村能源技术开发有限公司 | Large-sized biogas fermentation device integrating fermentation and gas storage |
| CN101358166A (en) * | 2008-09-03 | 2009-02-04 | 邹评 | Preparation technique of cover-floating type multifunctional methane tank |
| CN101570728A (en) * | 2009-04-02 | 2009-11-04 | 徐州绿潮生物科技有限公司 | Ground insulating conjoined floating hood and bacterial nest dry type continuous anaerobic fermentation device |
| CN101705180A (en) * | 2009-11-13 | 2010-05-12 | 常熟市唐洲生态种养基地 | Floating cover type methane generation device |
| CN201990669U (en) * | 2011-04-02 | 2011-09-28 | 李建新 | Floating cover type dry fermentation methane tank device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103865773A (en) * | 2012-12-07 | 2014-06-18 | 朱永彪 | Internally stirred enamel mixed membrane anaerobic jar |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102191169B (en) | 2012-12-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101353623B (en) | Large-sized open mouthed combined methane tank | |
| CN204058476U (en) | A kind of biogas fermentation device | |
| CN105567561B (en) | A kind of large and medium-sized methane-generating pit of automatic hot fermentation of underground type two-stage anaerobic | |
| CN201990669U (en) | Floating cover type dry fermentation methane tank device | |
| CN102191169B (en) | Floating cover type dry fermentation biogas digester device | |
| CN203754718U (en) | Solid-state anaerobic reactor | |
| US20140308727A1 (en) | Anaerobic Digestion System | |
| CN203728844U (en) | Four-season type solar biogas dry type anaerobic fermentation system | |
| RU118963U1 (en) | BIOGAS INSTALLATION | |
| CN201276570Y (en) | Soft cover type methane generator | |
| CN204311055U (en) | Box organic waste system for anaerobic treatment | |
| CN106148170A (en) | The double air storage installation for fermenting of household biogas | |
| CN207421769U (en) | A kind of dish gas holder for being used to store biogas | |
| CN208933333U (en) | For handling the comb formula dry-process anaerobic fermentation device of stalk | |
| CN208308869U (en) | Biomass fermentation electric equipment applied to ground utility grid distribution | |
| CN205313567U (en) | Novel fermenting case | |
| CN202527457U (en) | Domestic garbage totally-enclosed water-gas linked intermittent internal rotation constant-temperature anaerobic digestion device | |
| CN203212569U (en) | Air pressure type biogas digester with circulating stirrer | |
| CN105647608A (en) | Biogas desulfurization-drying-storage integrated device | |
| CN1493681A (en) | Medium and small sized centralized gas supply sludge gas fermentation tank | |
| Okolotu | FABRICATION OF BIOGAS DIGESTER AND PRODUCTION OF FUEL FROM ANIMAL DROPPINGS USING HIGH-DENSITY POLYETHYLENE AND POLYVINYL CHLORIDE | |
| CN220976845U (en) | Fermentation vat for fertilizer | |
| CN103122309A (en) | Pneumatic methane tank with circular agitator | |
| RO128668B1 (en) | Automated installation for producing biogas | |
| CN203360438U (en) | Methane generation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20140402 |