CN2937141Y - Anaerobic digestor - Google Patents

Anaerobic digestor Download PDF

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Publication number
CN2937141Y
CN2937141Y CNU200620092794XU CN200620092794U CN2937141Y CN 2937141 Y CN2937141 Y CN 2937141Y CN U200620092794X U CNU200620092794X U CN U200620092794XU CN 200620092794 U CN200620092794 U CN 200620092794U CN 2937141 Y CN2937141 Y CN 2937141Y
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Prior art keywords
tank body
anaeroic digestor
furnished
fermentation tank
utility
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Expired - Fee Related
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CNU200620092794XU
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Chinese (zh)
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戴保中
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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
    • 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
    • C12M23/20—Material Coatings
    • 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
    • C12M23/48—Holding appliances; Racks; Supports
    • 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
    • C12M23/50—Means for positioning or orientating the apparatus
    • 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
    • C12M41/24—Heat exchange systems, e.g. heat jackets or outer envelopes inside the vessel
    • 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
    • C12M43/00—Combinations of bioreactors or fermenters with other apparatus
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/59—Biological synthesis; Biological purification

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Zoology (AREA)
  • Genetics & Genomics (AREA)
  • Biochemistry (AREA)
  • Sustainable Development (AREA)
  • Microbiology (AREA)
  • Biotechnology (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Clinical Laboratory Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Molecular Biology (AREA)
  • Immunology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Treatment Of Sludge (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

The utility model belongs to the marsh gas generating device field, in particular relates to a marsh gas anaerobic digester, which comprises a frame (5), a ferment pot (1), a material inlet hole (2) arranged on the ferment pot (1), a material outlet hole (3), and an air outlet hole (4), wherein, the ferment pot (1) is connected with the frame (5) and is provided with a heating device (6) in the inner part; the heating device (6) comprises cyclic heating pipes which are connected with a heat-retaining water tank (8) via a cyclic pump (7); the ferment pot (1) is provided with a temperature-retaining layer (14) in the outer part and with a temperature indicating device (10) showing the temperature within the pot; the utility model is also provided with a solar power heat collecting device (11) connected with the heat-retaining water tank (8). The utility model has the advantages of proper structure, simple manufacture, convenient operation, low cost, and wide application.

Description

Anaeroic digestor
Technical field
The utility model belongs to biogas generating apparatus field, relates in particular to a kind of biogas anaerobic fermentation device.
Background technology
At present, known anaeroic digestor has following several:
1, family hydraulic type anaeroic digestor, upward wanting fermentation mode is the water by fermentation mode, and main material is a concrete structures, and main external form is a property at the bottom of cylinder shape, the nest, and this kind digestive organ is embedded in underground, is mainly used in the rural area single household and uses.
2, glass reinforced plastic anaeroic digestor, main fermentation mode is the water by fermentation formula, and main material is glass fiber reinforced plastics product or glass reinforced plastic and concrete mixing structures, and main external form is that half ball top type adds column type, and this digestive organ is embedded in underground or is arranged on ground.
3, iron flask formula anaeroic digestor, main material is the iron plate goods, main fermentation mode is water by fermentation or does fermentation that main external form is the oil groove vehicle, pillar type column type, the built-in agitator of water by fermentation formula.
4, large and medium-sized anaeroic digestor, main material is the iron plate goods, and main fermentation mode is a water by fermentation, and main operating method is a pump delivery.
There is complicated operation in big of above-mentioned anaeroic digestor, is not easy to problems such as large-scale promotion use.
The utility model content
The utility model is intended to overcome the deficiencies in the prior art part and provides a kind of rational in infrastructure, easy to operate, with low cost anaeroic digestor.
The purpose of this utility model is achieved in that a kind of anaeroic digestor, comprising: support body, fermentation tank body, be assigned in opening for feed, discharge port and the air outlet of fermentation on the tank body; Described fermentation tank body and support body connect.
As a kind of preferred version, the utility model can be provided with heating unit in described fermentation tank body.
Heating unit described in the utility model can adopt the circulation heating tube; Described circulation heating tube connects through recycle pump and heat storage water tank.
The outside of fermentation tank body described in the utility model can be furnished with thermal insulation layer.
Can be furnished with the tank interior temperature indicating device on the fermentation tank body described in the utility model.
For raising heats effect, as another kind of preferred version, the utility model also is furnished with solar energy heat collector; Described solar energy heat collector and heat storage water tank connect.
Certainly, based on above-mentioned thinking, the utility model also is furnished with hot water boiler; Described hot water boiler and heat storage water tank connect.
The utility model also is furnished with material transport establishment.Also can be furnished with vision slit near the middle part of described fermentation tank body.
The utility model device structure is reasonable, and technology is simple, and is easy to operate, with low cost, is easy to large scale application.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is further described.
Fig. 1 is an one-piece construction synoptic diagram of the present utility model.
Fig. 2 is the utility model operation technological process figure.
Embodiment
As shown in Figure 1, 2, anaeroic digestor comprises: support body 5, fermentation tank body 1, be assigned in opening for feed 2, discharge port 3 and the air outlet 4 of fermentation on the tank body 1; Described fermentation tank body 1 connects with support body 5.In described fermentation tank body 1, be provided with heating unit 6.Described heating unit 6 is the circulation heating tube; Described circulation heating tube connects through recycle pump 7 and heat storage water tank 8.The outside of described fermentation tank body 1 is furnished with thermal insulation layer 14.Is furnished with tank interior temperature indicating device 10 on the described fermentation tank body 1.The utility model also is furnished with solar energy heat collector 11; Described solar energy heat collector 11 connects with heat storage water tank 8.For raising heats effect, the utility model also is furnished with hot water boiler 12; Described hot water boiler 12 connects with heat storage water tank 8.The utility model also is furnished with material transport establishment 3.Is furnished with vision slit 9 near the middle part of described fermentation tank body 1.
Fermentation tank body 1 of the present utility model is the iron plate goods, and external form such as service station store the oil tank that gasoline, diesel oil are used.The cylinder shape tank body, the dome-type end socket.All do anticorrosion, antirust processing inside and outside the fermentation tank body 1, air tight, satisfy the anerobe living environment, operating pressure is 1MPa.Fermentation tank body 1 outside is incubated with polyethylene or heat insulating pearlite material.Along tank skin water circulation type radiating pipe 6 is installed in the fermentation tank body 1, its length and tank body cylinder shape part are isometric, and pitch density is 10～30cm.Intake-outlet is drawn anaeroic digestor in the tank body bottom, and with heat storage water tank 8, recycle pump 7 is connected.Divide upper, middle and lower-ranking in the fermentation tank body 1, temperature indicating device 10 is set, and draw fermentation tank body 1, can and show real-time temperature situation in the fermentation tank body 1 in operation room control.The vision slit 9 that diameter is 5cm is established at fermentation tank body 1 middle part of anaeroic digestor far from 1.7m position, ground, can observe the anaerobic fermentation process in the anaeroic digestor.Outside vision slit 9, can settle visual probe outside window.The fermentation tank body 1 of anaeroic digestor is miter angle and tiltedly stands on the triangular form bracing frame 5.The opening for feed 2 of the anaeroic digestor rear portion that dome-type binds directly over fermentation tank body 1 is near the position of bracing frame column.The discharge port 3 of anaeroic digestor be positioned at anaeroic digestor triangular form bracing frame under the position.Anaeroic digestor biogas air outlet 4 is arranged on the top of anaeroic digestor, and its air outlet 4 external water traps, devulcanizer are sent biogas into gas-holder at last.The anaeroic digestor below is provided with heat storage water tank 8; Its function is: A, for solar energy heat collector 11 stored hot waters; B, be the hot water boiler stored hot water.Heat storage water tank 8 can respectively or link with solar energy heat collector 11 and hot water boiler simultaneously.Between heat storage water tank 8 and circulation heating tube 6 or hot water boiler, can be furnished with recycle pump 7, to form the thermal cycling of fermentation tank body 1 inside.Anaeroic digestor can be furnished with material transport establishment 3.By portalframe 16, hopper 17, windlass 18 is formed; The coaling machine of its feeding manner and coal firing boiler is similar.
Concrete operations requirement of the present utility model;
1, require anaeroic digestor integral body will keep sealing, gas leakage not, pressure-bearing is not less than 4MPa.
2, adopt the anaerobic digestion mode of dried fermentation type, a filler, after 30 days～50 days fermentation ends, whole batch replacement virgin material.
3, adopt in temperature (winter), the leavening temperature of high temperature (summer), this anaeroic digestor is furnished with heat-preserving equipment, has taked comparatively advanced at present insulation measure, its lagging material be chosen as following two kinds: 1, perlite insulation; 2, polyethylene warming plate insulation.The temperature of anaeroic digestor source: at first be the temperature that in by the anerobe consumption process, produces of fermented product during the fermentation, next is the temperature of solar energy heat collection pipe or the temperature of hot water boiler, takes above measures can guarantee the required temperature of middle temperature, high temperature of digestive organ.Middle warm area leavening temperature is 30 ℃～40 ℃, and the high-temperature zone leavening temperature is 50 ℃～55 ℃.Hot water boiler adopts stalk fuel to heat cost with reduction in addition.
4, the selection of fermentation materials and proportion scheme
Therefore the utility model is that design is carried out anaerobic digestion with dried fermentation form, requires fermentation materials to meet substantially and does the required condition of fermentation, require carbon-nitrogen ratio be 1: 25 left and right sides pH value about 6-7, dry-matter 20%, moisture 80%.Agricultural waste material is during as fermentation materials, should be ground into Powderedly, and add aerobic fermentation bacterium fermentation such as yeast in the pond after, prepares burden the digestive organ of being allowed for access by above-mentioned requirements.
The biogas of producing is sent by methane outlet after water trap, and devulcanizer stores for future use to gas-holder.
The utility model is when actual design, and for improving gas production rate, the tank body 1 that monomer can be fermented carries out system's series connection, and master control room can be controlled the fermentation state in the fermentation tank body l according to fermentation tank body 1 temperature signal of gathering.

Claims (9)

1, a kind of anaeroic digestor is characterized in that, comprising: support body (5), fermentation tank body (1), be assigned in opening for feed (2) in fermentation tank body (1), discharge port (3) and air outlet (4); Described fermentation tank body (1) connects with support body (5).
2, anaeroic digestor according to claim 1 is characterized in that: be provided with heating unit (6) in described fermentation tank body (1).
3, anaeroic digestor according to claim 2 is characterized in that: described heating unit (6) is the circulation heating tube; Described circulation heating tube connects through recycle pump (7) and heat storage water tank (8).
4, anaeroic digestor according to claim 1 and 2 is characterized in that: the outside of described fermentation tank body (1) is furnished with thermal insulation layer (14).
5, anaeroic digestor according to claim 4 is characterized in that: be furnished with tank interior temperature indicating device (10) on the described fermentation tank body (1).
6, anaeroic digestor according to claim 3 is characterized in that: also be furnished with solar energy heat collector (11); Described solar energy heat collector (11) connects with heat storage water tank (8).
7, anaeroic digestor according to claim 3 is characterized in that: also be furnished with hot water boiler (12); Described hot water boiler (12) connects with heat storage water tank (8).
9, anaeroic digestor according to claim 1 and 2 is characterized in that: also be furnished with material transport establishment (3).
10, anaeroic digestor according to claim 1 and 2 is characterized in that: be furnished with vision slit (9) near the middle part of described fermentation tank body (1).
CNU200620092794XU 2006-08-14 2006-08-14 Anaerobic digestor Expired - Fee Related CN2937141Y (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102092847A (en) * 2010-12-29 2011-06-15 黑龙江省科学院科技孵化中心 Secondary anaerobic digestion device for sewage treatment of cattle farm
CN103242072A (en) * 2013-05-15 2013-08-14 湖南天孚生物科技有限责任公司 Bio-organic fertilizer technology for fermenting with solar energy and fermentation device
MD4431C1 (en) * 2015-05-07 2017-03-31 Государственный Университет Молд0 Biogas plant with renewable energy source systems
CN107202354A (en) * 2017-07-14 2017-09-26 西北农林科技大学 A kind of high-efficiency solar anaerobic reactor heating plant

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102092847A (en) * 2010-12-29 2011-06-15 黑龙江省科学院科技孵化中心 Secondary anaerobic digestion device for sewage treatment of cattle farm
CN103242072A (en) * 2013-05-15 2013-08-14 湖南天孚生物科技有限责任公司 Bio-organic fertilizer technology for fermenting with solar energy and fermentation device
MD4431C1 (en) * 2015-05-07 2017-03-31 Государственный Университет Молд0 Biogas plant with renewable energy source systems
CN107202354A (en) * 2017-07-14 2017-09-26 西北农林科技大学 A kind of high-efficiency solar anaerobic reactor heating plant

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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: 20070822

Termination date: 20090914