CN201981201U - Solid organism high-efficiency biogas fermentation system - Google Patents
Solid organism high-efficiency biogas fermentation system Download PDFInfo
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- CN201981201U CN201981201U CN2011200521797U CN201120052179U CN201981201U CN 201981201 U CN201981201 U CN 201981201U CN 2011200521797 U CN2011200521797 U CN 2011200521797U CN 201120052179 U CN201120052179 U CN 201120052179U CN 201981201 U CN201981201 U CN 201981201U
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- 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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- 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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- 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
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- C12M23/58—Reaction vessels connected in series or in parallel
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- 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
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Abstract
The utility model belongs to the field of the rural environment, energy saving and emission reduction, in particular to a solid organism high-efficiency biogas fermentation system which utilizes agricultural production and rural domestic waste. The solid organism high-efficiency biogas fermentation system comprises an aerobic fermentation device (3) and a combined anaerobic fermentor (7). A filtrate outlet (d) of the aerobic fermentation device (3) is communicated with a feed liquor inlet (f) of the combined anaerobic fermentor (7) through a feed liquor tank (1). The lower region of an inner cavity of the aerobic fermentation device (3) is transversely fixedly provided with a slag-liquor separator (2). The top part of the inner cavity of the aerobic fermentation device (3) is provided with a sprayer (5). The combined anaerobic fermentor (7) comprises a primary kettle (12) and a secondary kettle (13). A first transition cavity (14) is fixedly arranged between the primary kettle (12) and the secondary kettle (13). The upper part of the primary kettle (12) is communicated with the first transition cavity (14). The lower part of the secondary kettle (13) is communicated with the first transition cavity (14). The solid organism high-efficiency biogas fermentation system adopts a two-step fermentation process. Feeding and discharging can be carried out continuously. The solid organism high-efficiency biogas fermentation system is efficient to produce gas, is stable to operate, has strong controllability and is suitable for scale construction.
Description
Technical field
The utility model belongs to rural environment and energy-saving and emission-reduction field, especially relates to a kind of agriculture production and solid-state organic efficient methane fermentation system of life in the countryside depleted of utilizing.
Background technology
Stalk marsh gas central gas supply technology is the new technology that country promotes in the rural area, general process scheme is, stalk carries out directly entering anaerobically fermenting device biogas fermentation after the pre-treatment, the biogas that produces enters gas-holder, feed liquid is separated through solid, liquid, natural pond liquid backflow is used for purposes such as raw material allotment, and the natural pond slag is made fertilizer.Above-mentioned technical process exists system's input and output material difficulty, and aerogenesis is unbalanced, problems such as controllability difference, and the prior art bottleneck has seriously restricted the paces of biogas fermentation engineeringization and mass-producing.
Summary of the invention
The utility model is intended to overcome the deficiencies in the prior art, the solid-state organic efficient methane fermentation system that provides a kind of aerobic fermentation to combine with anaerobically fermenting, but it has continuous feeding and discharging; efficient balanced aerogenesis; operate steadily, the characteristics that controllability is strong can realize through engineering approaches and mass-producing.
For achieving the above object, the utility model is achieved in that solid-state organic efficient methane fermentation system, and it comprises aerobic fermentation device and combined anaerobic fermentation container; The filtrate outlet of described aerobic fermentation device communicates with the feed liquid inlet of combined anaerobic fermentation container through liquid material pond.
As a kind of preferred version, the utility model is provided with the slag liquid/gas separator in described aerobic fermentation device inner chamber lower region crosswise fixed; Slag liquid/gas separator bottom is provided with a liquid outlet that is communicated with liquid material pond and an inlet mouth that is communicated with blow and vent system.Top at described aerobic fermentation device inner chamber is provided with spray thrower.
As another kind of preferred version, combined anaerobic fermentation container described in the utility model comprises one-level jar and secondary jar; Between described one-level jar and secondary jar, be fixed with first adapter cavity; The top of described one-level jar communicates with first adapter cavity; The bottom of described secondary jar communicates with first adapter cavity.
Further, the utility model also is provided with three grades of jars; Be fixed with second adapter cavity between described three grades of jars and the secondary jar; The top of described secondary jar communicates with second adapter cavity; The bottom of described three grades of jars communicates with second adapter cavity.
Further, the utility model is provided with liquid material parameter regulation device between the feed liquid inlet of described liquid material pond and combined anaerobic fermentation container; Described liquid material pond communicates through the inlet of liquid material pump with liquid material parameter regulation device; The outlet of described liquid material parameter regulation device communicates with the feed liquid of combined anaerobic fermentation container inlet.
In addition, liquid material parameter regulation device described in the utility model comprises main jar, liquid pump and COD consistency controller; Described main jar outlet communicates through the inlet of liquid pump with the COD consistency controller.
Secondly, the natural pond liquid relief outlet of three grades of jars described in the utility model communicates with spray thrower through the natural pond liquid pool.
Once more, the circulation port of secondary jar described in the utility model communicates with the feed liquid inlet of combined anaerobic fermentation container through recycle pump with the circulation port of three grades of jars.
The utility model adopts the wing-rooms on either side of a one-story house fermentation method to finish jointly by an aerobic fermentation system and an anaerobic fermentation system; but the entire system continuous feeding and discharging, efficient balanced aerogenesis operates steadily; controllability is strong, can realize the through engineering approaches and the mass-producing of solid-state organism biogas fermentation technology.
The utility model has been drawn the typical process of modern anaerobic fermentation equipment, as fully mixing, USR(flow lifting type), UASB(anaerobic sludge formula), the ABR(deflector type) and AF(anaerobic filter formula) etc. characteristics, has the composite anaerobic fermenting characteristic, it is not waited by several volumes, independent separately and anaerobically fermenting device assembly that be interconnected is again formed, and the unit construction form is different.The fermented liquid material is entered by the device portal end, and----dirty----plug-flow (advection)----is the up-flow process again, carries out regular flowing, and finishes dynamic fermentation by each anaerobically fermenting device assembly for baffling successively through up-flow.It is standby that natural pond liquid enters the natural pond liquid pool by the exit end outflow; Biogas enters gas-holder by the outlet of upper end through pipeline.
Description of drawings
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is an entire system structural representation of the present utility model.
Among the figure: 1 is liquid material pond; 2 is the slag liquid/gas separator; 3 is the aerobic fermentation device; 4 is stirrer; 5 is spray thrower; 6 is liquid material parameter regulation device; 7 is combined anaerobic fermentation container device; 8 is the natural pond liquid pool; 9 is the natural pond liquid pump; 10 is recycle pump; 11 is liquid material pump; 12 is the one-level jar; 13 is the secondary jar; 14 is first adapter cavity; 15 is three grades of jars; 16 is second adapter cavity; G is a ventilation system; H is a heating system.
Embodiment
As shown in the figure, solid-state organic efficient methane fermentation system, it comprises aerobic fermentation device 3 and combined anaerobic fermentation container 7; The filtrate outlet d of described aerobic fermentation device 3 communicates with the feed liquid inlet f of combined anaerobic fermentation container 7 through liquid material pond 1.
The utility model is provided with slag liquid/gas separator 2 in described aerobic fermentation device 3 inner chamber lower region crosswise fixed; The bottom of slag liquid/gas separator 2 is provided with liquid outlet d and inlet mouth that is communicated with blow and vent system G that is communicated with liquid material pond 1 inlet e.Top at described aerobic fermentation device 3 inner chambers is provided with spray thrower 5.
Combined anaerobic fermentation container 7 described in the utility model comprises one-level jar 12 and secondary jar 13; Between described one-level jar 12 and secondary jar 13, be fixed with first adapter cavity 14; The top of described one-level jar 12 communicates with first adapter cavity 14; The bottom of described secondary jar 13 communicates with first adapter cavity 14.
Be the reinforced anaerobic effect, the utility model also is provided with three grades of jars 15; Be fixed with second adapter cavity 16 between described three grades of jars 15 and the secondary jar 13; The top of described secondary jar 13 communicates with second adapter cavity 16; The bottom of described three grades of jars 15 communicates with second adapter cavity 16.
The utility model is provided with liquid material parameter regulation device 6 between the feed liquid inlet f of described liquid material pond 1 and combined anaerobic fermentation container 7; Described liquid material pond 1 communicates through the inlet of liquid material pump 11 with liquid material parameter regulation device 6; The outlet of described liquid material parameter regulation device 6 communicates with the feed liquid of combined anaerobic fermentation container 7 inlet f.
Liquid material parameter regulation device 6 described in the utility model comprises main jar A, liquid pump B and COD consistency controller E; The outlet of described main jar A communicates with the inlet of COD consistency controller E through liquid pump B.
The natural pond liquid relief outlet m of three grades of jars 15 described in the utility model communicates with spray thrower 5 through natural pond liquid pool 8.
The circulation port g2 of secondary jar 13 described in the utility model communicates with the feed liquid inlet f of combined anaerobic fermentation container 7 through recycle pump 10 with the circulation port g of three grades of jars 15 and circulation port g1.
Referring to Fig. 1, the utility model system mainly is made up of aerobic fermentation device 3, ventilation system G, liquid material pond 1, liquid material parameter regulation device 6, combined anaerobic fermentation container 7, natural pond liquid pool 8 and heating system H etc.
Aerobic fermentation device 3 bottoms are provided with slag liquid/gas separator 2, in order to separate natural pond liquid and natural pond slag.The top of aerobic fermentation device 3 is provided with opening for feed a, water-in b, returns liquid import c, spray thrower 5 and stirrer 4; Filtrate outlet d communicates with liquid material pond 1.Liquid material pump 11 is housed in the liquid material pond 1, and it advances a jar mouthful i with feed liquid and is connected.Liquid material parameter regulation device 6 liquid outlets communicate with the feed liquid inlet f of combined anaerobic fermentation container 7.The natural pond liquid relief outlet m of three grades of jars 15 is through natural pond liquid pool 8 communicate with spray thrower 5 (after the natural pond liquid of three grades of jars 15 is introduced into natural pond liquid pool 8, again by natural pond liquid pump 9 through returning in liquid import c and the spray thrower 5 pumped back aerobic fermentation devices 3).The circulation port g2 of secondary jar 13 communicates with the feed liquid inlet f of combined anaerobic fermentation container 7 through recycle pump 10 with the circulation port g of three grades of jars 15 and circulation port g1.Methane outlet h1, the h2 on combined anaerobic fermentation container 7 tops, h are connected with the biogas storage tank.
The effect of liquid material parameter regulation device 6 is parameters such as the concentration (COD) that is used for controlling anaerobically fermenting device feed liquid, inlet amount, C/N, PH, temperature.
Heating system H comprises thermal source that methane boiler produces and solar-assisted heat source and to liquid material pond 1,7 heat supplies of combined anaerobic fermentation container and lagging facility, realizes the intended temperature fermentation.
Ventilation system G is made up of gas blower and air-supply arrangement, and its effect is an air of supplying with aerobic fermentation device 3 certain flow, pressure.
The technology that solid-state organic efficient methane fermentation system is adopted can be implemented: (a) raw material is sent in the aerobic fermentation device as follows successively.
(b) spray fermentation media, and described raw material is stirred, ventilate, to finish the aerobic fermentation operation.
(c) the liquid material that the described aerobic fermentation operation of step (b) is produced is sent into and is carried out anaerobically fermenting in the combined anaerobic fermentation container.
(d) biogas that step (c) is produced is finally sent into the biogas storage tank.
In addition, be the technical parameter of control liquid material, the utility model can carry out the parameter regulation and control to the liquid material that described aerobic fermentation operation produces.
The utility model is when work, and solid-state organism is sent in the aerobic fermentation device 3 by feeder, sprays the water or the backflow natural pond liquid of some amount then, starts stirrer 4 and stirs, and starts the ventilation system air feed afterwards, implements aerobe fermentation, finishes a process.Finish slag liquid through slag liquid/gas separator 2 and separate, the slag charge centralized collection is as fertilizer, and the liquid material enters liquid material pond 1.The liquid material is pumped in the liquid material parameter regulation device 6 by liquid material pump 11, and under the effect of liquid material parameter regulation device 6, feed liquid regularly, is quantitatively sent into and carried out the anaerobism biogas fermentation in the combined anaerobic fermentation container.
The utility model mainly is made of jointly an aerobic fermentation system and an anaerobic fermentation system.The aerobic fermentation system is made up of aerobic fermentation device, ventilation system, liquid material pond (jar), finishes the acidication process; Anaerobic fermentation system is made up of combined anaerobic fermentation container and liquid material parameter regulation device that several anaerobically fermenting device assemblies constitute, i.e. the solid-state organism marsh gas fermentation process system that is formed by aerobic solid fermentation and anaerobism liquid fermenting two-step approach.
The anaerobically fermenting regulation device of the platform independent that the utility model liquid material parameter regulation device 6 is made up of main body A, pump B, COD consistency controller E, housing etc.
The manufactured materials of the related aerobic fermentation device of the utility model, liquid material pond (jar), combined anaerobic fermentation container can be selected with steel or cement and other material.
The above is a preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (8)
1. solid-state organic efficient methane fermentation system is characterized in that: comprise aerobic fermentation device (3) and combined anaerobic fermentation container (7); The filtrate outlet (d) of described aerobic fermentation device (3) communicates with the feed liquid inlet (f) of combined anaerobic fermentation container (7) through liquid material pond (1).
2. solid-state organic efficient methane fermentation system according to claim 1 is characterized in that: be provided with slag liquid/gas separator (2) in described aerobic fermentation device (3) inner chamber lower region crosswise fixed; Top at described aerobic fermentation device (3) inner chamber is provided with spray thrower (5).
3. solid-state organic efficient methane fermentation system according to claim 2 is characterized in that: described combined anaerobic fermentation container (7) comprises one-level jar (12) and secondary jar (13); Between described one-level jar (12) and secondary jar (13), be fixed with first adapter cavity (14); The top of described one-level jar (12) communicates with first adapter cavity (14); The bottom of described secondary jar (13) communicates with first adapter cavity (14).
4. solid-state organic efficient methane fermentation system according to claim 3 is characterized in that: also be provided with three grades of jars (15); Be fixed with second adapter cavity (16) between described three grades of jars (15) and the secondary jar (13); The top of described secondary jar (13) communicates with second adapter cavity (16); The bottom of described three grades of jars (15) communicates with second adapter cavity (16).
5. solid-state organic efficient methane fermentation system according to claim 4 is characterized in that: be provided with liquid material parameter regulation device (6) between the feed liquid inlet (f) of described liquid material pond (1) and combined anaerobic fermentation container (7); Described liquid material pond (1) communicates through the inlet of liquid material pump (11) with liquid material parameter regulation device (6); The outlet of described liquid material parameter regulation device (6) communicates with the feed liquid inlet (f) of combined anaerobic fermentation container (7).
6. solid-state organic efficient methane fermentation system according to claim 5 is characterized in that: described liquid material parameter regulation device (6) comprises main jar (A), liquid pump (B) and COD consistency controller (E); The outlet of described main jar (A) communicates through the inlet of liquid pump (B) with COD consistency controller (E).
7. according to the arbitrary described solid-state organic efficient methane fermentation system of claim 4~6, it is characterized in that: the natural pond liquid relief outlet (m) of described three grades of jars (15) communicates with spray thrower (5) through natural pond liquid pool (8).
8. solid-state organic efficient methane fermentation system according to claim 7 is characterized in that: the circulation port (g2) of described secondary jar (13) communicates with the feed liquid inlet (f) of combined anaerobic fermentation container (7) through recycle pump (10) with the circulation port (g, g1) of three grades of jars (15).
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102517199A (en) * | 2011-11-17 | 2012-06-27 | 西安建筑科技大学 | Multi-cycle stirring egg-shaped anaerobic fermentation system |
CN103642845A (en) * | 2013-12-18 | 2014-03-19 | 青岛福创环境科技有限公司 | Method for producing marsh gas by fermenting kitchen waste in two-step method |
CN107312705A (en) * | 2017-08-28 | 2017-11-03 | 山东许中华环保科技有限公司 | The solid plug-flow anaerobic reactor of height |
CN117383972A (en) * | 2022-12-29 | 2024-01-12 | 刘明 | Easy-to-ferment household garbage accumulation equipment |
-
2011
- 2011-03-02 CN CN2011200521797U patent/CN201981201U/en not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102517199A (en) * | 2011-11-17 | 2012-06-27 | 西安建筑科技大学 | Multi-cycle stirring egg-shaped anaerobic fermentation system |
CN102517199B (en) * | 2011-11-17 | 2013-02-06 | 西安建筑科技大学 | Multi-cycle stirring egg-shaped anaerobic fermentation system |
CN103642845A (en) * | 2013-12-18 | 2014-03-19 | 青岛福创环境科技有限公司 | Method for producing marsh gas by fermenting kitchen waste in two-step method |
CN103642845B (en) * | 2013-12-18 | 2016-01-06 | 青岛福创环境科技有限公司 | A kind of two-step approach fermented garbage from kitchen produces the method for biogas |
CN107312705A (en) * | 2017-08-28 | 2017-11-03 | 山东许中华环保科技有限公司 | The solid plug-flow anaerobic reactor of height |
CN107312705B (en) * | 2017-08-28 | 2020-06-05 | 山东许中华环保科技有限公司 | High-solid plug-flow anaerobic reactor |
CN117383972A (en) * | 2022-12-29 | 2024-01-12 | 刘明 | Easy-to-ferment household garbage accumulation equipment |
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