CN102174380A - Raw material pretreatment device and system for realizing methane collection by utilizing device - Google Patents
Raw material pretreatment device and system for realizing methane collection by utilizing device Download PDFInfo
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- CN102174380A CN102174380A CN2011100588077A CN201110058807A CN102174380A CN 102174380 A CN102174380 A CN 102174380A CN 2011100588077 A CN2011100588077 A CN 2011100588077A CN 201110058807 A CN201110058807 A CN 201110058807A CN 102174380 A CN102174380 A CN 102174380A
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- pipe connecting
- tank body
- pretreatment device
- raw materials
- output terminal
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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
- 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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- 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
- C12M33/00—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus
- C12M33/16—Screw conveyor
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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
- C12M45/00—Means for pre-treatment of biological substances
- C12M45/02—Means for pre-treatment of biological substances by mechanical forces; Stirring; Trituration; Comminuting
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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
- C12M47/00—Means for after-treatment of the produced biomass or of the fermentation or metabolic products, e.g. storage of biomass
- C12M47/14—Drying
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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 discloses a raw material pretreatment device and system for realizing methane collection by utilizing the device, and relates to a raw material pretreatment device and a methane collection system for realizing large and medium methane power generation engineering by utilizing the device, and the problems that the anaerobic fermentation has slow speed, low efficiency, and long fermentation retention time in a digester caused by the fact that a filler of the existing methane power generation engineering is not pretreated before being added to a large fermentation container can be solved. In the raw material pretreatment device, a stirrer is arranged in a first tank; a second tank is arranged below the first tank; and a spiral feeding shaft is arranged in the second tank. In the system for realizing the methane collection by utilizing the raw material pretreatment device, the digester is connected with a digestive fluid pump; the digestive fluid pump is connected with a solid-liquid separator which is respectively connected with a solid collector and a methane liquid collector; the spiral feeding shaft is communicated with the digester by a five connection pipe; one end of a sixth connection pipe is communicated with a second connection pipe, and the other end thereof is connected with the first tank. The device and system provided by the invention can be used for large and medium methane power generation engineering.
Description
Technical field
The present invention relates to a kind of raw materials pretreatment device and utilize this device to realize the collecting methane system of big-and-middle-sized marsh gas power generation engineering.
Background technology
The collecting methane system pulverizes the substratum of organic materials forms such as animal excrements, food-processing resistates, silage, slaughterhouse tankage and nearly all other organic materialss, join in the large-scale fermenting container, in large-scale fermenting container, these fillers are heated to optimum temperuture, form methane, biogas is admitted to generator, produces electric power and heat energy.At present, the fermentation raw material of biogas engineering was not done pre-treatment before joining large-scale fermenting container, caused that anaerobic fermentation speed in the digestive organ is slow, efficient is low, the fermentation residence time is long, about about 30 days.
Summary of the invention
The objective of the invention is before joining large-scale fermenting container, not do pre-treatment for the filler that solves existing marsh gas power generation engineering, cause the problem that anaerobic fermentation speed is slow, efficient is low, the fermentation residence time is long in the digestive organ, and then a kind of raw materials pretreatment device is provided and utilizes this device to realize the system of collecting methane.
Technical scheme of the present invention is:
A kind of raw materials pretreatment device, described device comprises first tank body, agitator, agitator motor, second tank body, screw feeding axle and feeding motor, the upper end of first tank body is provided with feeding mouth, the sidewall of first tank body is provided with manhole, the bottom of first tank body is taper, the bottom centre place of first tank body is provided with discharge port, agitator is arranged in the inner chamber of first tank body, the input terminus of agitator is connected with the output terminal of agitator motor, agitator motor is packed on first tank body, second tank body is arranged on the below of first tank body, the screw feeding axle is arranged in the inner chamber of second tank body, the input terminus of screw feeding axle is connected with the output terminal of feeding motor, and the output terminal of screw feeding axle passes the sidewall of second tank body and exposes to the outside of second tank body.
A kind of raw materials pretreatment device that utilizes is realized the collecting methane system, described system comprises the raw materials pretreatment device, digestive organ, the digestion liquid pump, solid-liquid separator, the first flow meter, first pipe connecting, second pipe connecting, the 3rd pipe connecting, the 4th pipe connecting, the 5th pipe connecting, the 6th pipe connecting, solid collector, the natural pond collection and second under meter, the outlet of digestive organ is connected with the digestion liquid pump by first pipe connecting, the Digestive system delivery side of pump is connected with the input terminus of solid-liquid separator by second pipe connecting, the output terminal of solid-liquid separator is connected with solid collector by the 3rd pipe connecting, the natural pond collection is communicated with the 3rd pipe connecting by the 4th pipe connecting, the first flow meter is installed on first pipe connecting, the input terminus of the 5th pipe connecting is enclosed within on the output terminal of the screw feeding axle on the raw materials pretreatment device, the output terminal of the 5th pipe connecting is communicated with digestive organ, the input terminus of the 6th pipe connecting is communicated with second pipe connecting, the inner chamber of first tank body on the output terminal of the 6th pipe connecting and the raw materials pretreatment device is communicated with, and second under meter is installed on the 6th pipe connecting.
The invention has the beneficial effects as follows: one, because the fermentation raw material of marsh gas power generation engineering had utilized the raw materials pretreatment device to carry out pre-treatment before joining large-scale fermenting container, after pretreated fermentation raw material joins digestive organ again, make that anaerobic fermentation speed in the digestive organ is fast, efficient is high, the fermentation residence time is short, approximately stopped about 20 days, the anaerobically fermenting residence time in the digestive organ was compared to existing technology saved about 10 days.Two, because the raw materials pretreatment device is control automatically, therefore control simple.Three, raw materials pretreatment device wide accommodation is applicable to livestock-raising waste, agricultural wastes and food-processing waste.
Description of drawings
Fig. 1 is structural representation of the present invention (wherein the raw materials pretreatment device is a sectional view).
Embodiment
Embodiment one: present embodiment is described in conjunction with Fig. 1, the raw materials pretreatment device of present embodiment comprises first tank body 1, agitator 2, agitator motor 3, second tank body 4, screw feeding axle 5 and feeding motor 6, the upper end of first tank body 1 is provided with feeding mouth 1-1, the sidewall of first tank body 1 is provided with manhole 1-2, the bottom of first tank body 1 is taper, the bottom centre place of first tank body 1 is provided with discharge port 1-3, agitator 2 is arranged in the inner chamber of first tank body 1, the input terminus of agitator 2 is connected with the output terminal of agitator motor 3, agitator motor 3 is packed on first tank body 1, second tank body 4 is arranged on the below of first tank body 1, screw feeding axle 5 is arranged in the inner chamber of second tank body 4, the input terminus of screw feeding axle 5 is connected with the output terminal of feeding motor 6, and the output terminal of screw feeding axle 5 passes the sidewall of second tank body 4 and exposes to the outside of second tank body 4.
Embodiment two: in conjunction with Fig. 1 present embodiment is described, first tank body, 1 upper end of present embodiment is provided with venting port 1-4.When the pressure of first tank body 1 is excessive, can pass through venting port 1-4 emission gases.Other composition and annexation are identical with embodiment one.
Embodiment three: in conjunction with Fig. 1 present embodiment is described, the screw feeding axle 5 of present embodiment is a simple helix.Other composition and annexation are identical with embodiment one or two.
Embodiment four: in conjunction with Fig. 1 present embodiment is described, the screw feeding axle 5 of present embodiment is a duplex.Other composition and annexation are identical with embodiment one or two.
Embodiment five: in conjunction with Fig. 1 present embodiment is described, the agitator 2 of present embodiment adopts two helical-ribbon types, single helical-ribbon type, vane-type or screw structure.Other composition and annexation are identical with embodiment one.
Embodiment six: present embodiment is described in conjunction with Fig. 1, the collecting methane system of present embodiment comprises the raw materials pretreatment device, digestive organ 7, digestion liquid pump 8, solid-liquid separator 9, first flow meter 10, first pipe connecting 11, second pipe connecting 12, the 3rd pipe connecting 13, the 4th pipe connecting 14, the 5th pipe connecting 15, the 6th pipe connecting 16, solid collector 17, the natural pond collection 18 and second under meter 19, the outlet of digestive organ 7 is connected with digestion liquid pump 8 by first pipe connecting 11, the output terminal of digestion liquid pump 8 is connected with the input terminus of solid-liquid separator 9 by second pipe connecting 12, the output terminal of solid-liquid separator 9 is connected with solid collector 17 by the 3rd pipe connecting 13, natural pond collection 18 is communicated with the 3rd pipe connecting 13 by the 4th pipe connecting 14, first flow meter 10 is installed on first pipe connecting 11, the input terminus of the 5th pipe connecting 15 is enclosed within on the output terminal of the screw feeding axle 5 on the raw materials pretreatment device, the output terminal of the 5th pipe connecting 15 is communicated with digestive organ 7, the input terminus of the 6th pipe connecting 16 is communicated with second pipe connecting 12, the inner chamber of first tank body 1 on the output terminal of the 6th pipe connecting 16 and the raw materials pretreatment device is communicated with, and second under meter 19 is installed on the 6th pipe connecting 16.Digestive organ 7, solid-liquid separator 9, solid collector 17 and natural pond collection 18 are prior art, and digestion liquid pump 8, first flow meter 10 and second under meter 19 are the commercially available prod.On first pipe connecting 11, second pipe connecting 12, the 3rd pipe connecting 13, the 4th pipe connecting 14, the 5th pipe connecting 15 and the 6th pipe connecting 16 flow sensor is housed all, finishes the inoculation of raw materials pretreatment by real-time monitoring.
Principle of work of the present invention: one, at first raw material is carried out pre-treatment (i.e. fermentation): raw material is added in first tank body 1 by feeding mouth 1-1,2 pairs of raw materials of agitator stir, raw material after the stirring left standstill 5～20 days in first tank body 1, finished raw materials pretreatment; Two, feeding: open discharge port 1-3, raw material enters into screw feeding axle 5, fermentation raw material is transported to through the 5th pipe connecting 15 and carries out anaerobic digestion in the digestive organ 7, natural pond liquid in the digestive organ 7 is extracted out by digestion liquid pump 8, part natural pond liquid is through second pipe connecting 12, the 6th pipe connecting 16 enters in first tank body 1 fermentation raw material is inoculated, another part natural pond liquid enters through second pipe connecting 12 and carries out solid-liquid separation in the solid-liquid separator 9 and obtain natural pond slag and natural pond liquid, the natural pond slag enters in the solid collector 17 through the 3rd pipe connecting 13, and natural pond liquid enters in the natural pond collection 18 through the 4th pipe connecting 14.Natural pond liquid reuse inoculation makes a large amount of natural pond liquid recycles again, has significantly reduced the subsequent treatment process of natural pond liquid, has improved the efficient of raw materials pretreatment.
Claims (6)
1. raw materials pretreatment device, described device comprises first tank body (1), the upper end of first tank body (1) is provided with feeding mouth (1-1), the sidewall of first tank body (1) is provided with manhole (1-2), it is characterized in that: described device also comprises agitator (2), agitator motor (3), second tank body (4), screw feeding axle (5) and feeding motor (6), the bottom of first tank body (1) is taper, the bottom centre place of first tank body (1) is provided with discharge port (1-3), agitator (2) is arranged in the inner chamber of first tank body (1), the input terminus of agitator (2) is connected with the output terminal of agitator motor (3), agitator motor (3) is packed on first tank body (1), second tank body (4) is arranged on the below of first tank body (1), screw feeding axle (5) is arranged in the inner chamber of second tank body (4), the input terminus of screw feeding axle (5) is connected with the output terminal of feeding motor (6), and the output terminal of screw feeding axle (5) passes the sidewall of second tank body (4) and exposes to the outside of second tank body (4).
2. a kind of raw materials pretreatment device according to claim 1 is characterized in that: described first tank body (1) upper end is provided with venting port (1-4).
3. a kind of raw materials pretreatment device according to claim 1 and 2 is characterized in that: described screw feeding axle (5) is the simple helix feed spool.
4. a kind of raw materials pretreatment device according to claim 1 and 2 is characterized in that: described screw feeding axle (5) is the duplex feed spool.
5. a kind of raw materials pretreatment device according to claim 1 and 2 is characterized in that: described agitator (2) adopts two helical-ribbon types, single helical-ribbon type, vane-type or screw structure.
6. system that utilizes the described raw materials pretreatment device of claim 1 to realize collecting methane, described system comprises digestive organ (7), digestion liquid pump (8), solid-liquid separator (9), first flow meter (10), first pipe connecting (11), second pipe connecting (12), the 3rd pipe connecting (13), the 4th pipe connecting (14), solid collector (17) and natural pond collection (18), the outlet of digestive organ (7) is connected with digestion liquid pump (8) by first pipe connecting (11), the output terminal of digestion liquid pump (8) is connected with the input terminus of solid-liquid separator (9) by second pipe connecting (12), the output terminal of solid-liquid separator (9) is connected with solid collector (17) by the 3rd pipe connecting (13), natural pond collection (18) is communicated with the 3rd pipe connecting (13) by the 4th pipe connecting (14), first flow meter (10) is installed on first pipe connecting (11), it is characterized in that: described system also comprises the raw materials pretreatment device, the 5th pipe connecting (15), the 6th pipe connecting (16) and second under meter (19), the input terminus of the 5th pipe connecting (15) is enclosed within on the output terminal of the screw feeding axle (5) on the raw materials pretreatment device, the output terminal of the 5th pipe connecting (15) is communicated with digestive organ (7), the input terminus of the 6th pipe connecting (16) is communicated with second pipe connecting (12), the inner chamber of first tank body (1) on the output terminal of the 6th pipe connecting (16) and the raw materials pretreatment device is communicated with, and second under meter (19) is installed on the 6th pipe connecting (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100588077A CN102174380A (en) | 2011-03-11 | 2011-03-11 | Raw material pretreatment device and system for realizing methane collection by utilizing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100588077A CN102174380A (en) | 2011-03-11 | 2011-03-11 | Raw material pretreatment device and system for realizing methane collection by utilizing device |
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| CN102174380A true CN102174380A (en) | 2011-09-07 |
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| CN2011100588077A Pending CN102174380A (en) | 2011-03-11 | 2011-03-11 | Raw material pretreatment device and system for realizing methane collection by utilizing device |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2585865Y (en) * | 2002-11-29 | 2003-11-12 | 李声寿 | Two-phase anaerobic dry fermenting treatment plant for house refuse |
| CN201135867Y (en) * | 2007-07-18 | 2008-10-22 | 刘永定 | Dual spindle mixed stirring machine for biology preliminary treatment to quickly removing the offensive odor of the organic waste |
| CN101338325A (en) * | 2008-08-28 | 2009-01-07 | 河南富城生态能源科技有限公司 | Process for producing methane by dry-type fermentation of stalks |
| CN101497893A (en) * | 2009-03-03 | 2009-08-05 | 山东大学 | Pure stalk fermentation biogas preparation process and apparatus based on composite strain degradation |
| CN101654688A (en) * | 2009-09-11 | 2010-02-24 | 李琼均 | Method for efficiently producing marsh gas and device thereof |
| CN201459116U (en) * | 2009-09-01 | 2010-05-12 | 卞为国 | Food garbage marsh gas generation device |
| CN201704324U (en) * | 2010-06-10 | 2011-01-12 | 彭德江 | High concentration material automatic feeding and discharging and alpine region solar temperature rising biogas device |
-
2011
- 2011-03-11 CN CN2011100588077A patent/CN102174380A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2585865Y (en) * | 2002-11-29 | 2003-11-12 | 李声寿 | Two-phase anaerobic dry fermenting treatment plant for house refuse |
| CN201135867Y (en) * | 2007-07-18 | 2008-10-22 | 刘永定 | Dual spindle mixed stirring machine for biology preliminary treatment to quickly removing the offensive odor of the organic waste |
| CN101338325A (en) * | 2008-08-28 | 2009-01-07 | 河南富城生态能源科技有限公司 | Process for producing methane by dry-type fermentation of stalks |
| CN101497893A (en) * | 2009-03-03 | 2009-08-05 | 山东大学 | Pure stalk fermentation biogas preparation process and apparatus based on composite strain degradation |
| CN201459116U (en) * | 2009-09-01 | 2010-05-12 | 卞为国 | Food garbage marsh gas generation device |
| CN101654688A (en) * | 2009-09-11 | 2010-02-24 | 李琼均 | Method for efficiently producing marsh gas and device thereof |
| CN201704324U (en) * | 2010-06-10 | 2011-01-12 | 彭德江 | High concentration material automatic feeding and discharging and alpine region solar temperature rising biogas device |
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Application publication date: 20110907 |