CN104480002B - The methane generating means of two-tube channel-type biogas slurry convection agitation - Google Patents
The methane generating means of two-tube channel-type biogas slurry convection agitation Download PDFInfo
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- CN104480002B CN104480002B CN201510030353.0A CN201510030353A CN104480002B CN 104480002 B CN104480002 B CN 104480002B CN 201510030353 A CN201510030353 A CN 201510030353A CN 104480002 B CN104480002 B CN 104480002B
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- 239000002002 slurry Substances 0.000 title claims abstract description 154
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000013019 agitation Methods 0.000 title claims abstract description 11
- 238000000855 fermentation Methods 0.000 claims abstract description 238
- 230000004151 fermentation Effects 0.000 claims abstract description 238
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 134
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 239000004744 fabric Substances 0.000 claims description 73
- 241000894006 Bacteria Species 0.000 claims description 67
- 238000009434 installation Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 abstract description 25
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000003756 stirring Methods 0.000 abstract description 3
- 238000003860 storage Methods 0.000 description 22
- 230000009286 beneficial effect Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 230000001737 promoting effect Effects 0.000 description 7
- 206010039509 Scab Diseases 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000575 pesticide Substances 0.000 description 2
- 201000002045 Ancylostomiasis Diseases 0.000 description 1
- 208000033211 Ankylostomiasis Diseases 0.000 description 1
- 208000035473 Communicable disease Diseases 0.000 description 1
- 235000007926 Craterellus fallax Nutrition 0.000 description 1
- 240000007175 Datura inoxia Species 0.000 description 1
- 241000255925 Diptera Species 0.000 description 1
- 206010020376 Hookworm infection Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 241000242678 Schistosoma Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 244000144977 poultry Species 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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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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- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
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- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/34—Internal compartments or partitions
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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
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/18—Flow directing inserts
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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
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Abstract
The invention discloses the methane generating means of two-tube channel-type biogas slurry convection agitation, it includes feed pipe, discharge nozzle, fermentation pipeline, water pressure chamber, fermentation pipeline is linear type pipeline, fermentation pipeline both end sides top is provided with opening and is removably connected with feed pipe and discharge nozzle respectively, feed pipe sidewall and discharge nozzle sidewall extend to below the biogas slurry liquid level in fermentation pipeline, water pressure chamber is installed on fermentation pipeline top, it is connected the feed pipe drain pipe having horizontal positioned between water pressure chamber with feed pipe, between water pressure chamber with discharge nozzle, is connected the discharge nozzle drain pipe having horizontal positioned；It is additionally provided with multiple gas block panel between feed pipe sidewall and discharge nozzle sidewall in fermentation pipeline, the space of feed pipe/between discharge nozzle sidewall and adjacent gas block panel forms the space between a fermentation zone or adjacent gas block panel and forms a fermentation zone, the top of each fermentation zone is respectively communicated with independent airway, and airway is provided with valve body；It is strong that biogas slurry circulates whipping performance, utilizes biogas slurry flowing stirring to promote being uniformly distributed of strain, and promotes that fermentation raw material gos deep in fermentation system, improves fermentation system and the gas production of system.
Description
Technical field
The present invention relates to marsh gas fermenting system.
Background technology
Methane-generating pit changes the old living habit of peasant, improves rural residence environment, methane-generating pit is built in lavatory, pigsty together with, be difficult to grow mosquito, be destitute of smell.Can play an important role in infectious disease such as elimination schistosoma disease and ancylostomiasis.Additionally, due to mankind's activity is frequent, consume the energy, a large amount of air storage straw and feces of livestock and poultry etc. in a large number, cause great amount of carbon dioxide discharge, increased the weight of greenhouse effect.The use of methane-generating pit, can reduce the generation of problem above to a certain extent.
The development methane-generating pit garbage out promoting the ecological agriculture and animal husbandry is biogas slurry and biogas residue, can use as pesticides additive agent, fertilizer, feedstuff etc., greatly reduces chemical fertilizer and harm that pesticide brings, is conducive to producing green product and non-harmful product.
Summary of the invention
The technical problem to be solved is, traditional biogas digested liquor of biogas generating pit poor fluidity, easily crusts, and fermentation raw material and strain skewness in methane-generating pit causes gas producing efficiency low, and the highest to the utilization rate of fermentation raw material.
For solving technical problem present in prior art, the technical solution adopted in the present invention is.
The methane generating means of two-tube channel-type biogas slurry convection agitation, it includes feed pipe, discharge nozzle, fermentation pipeline, water pressure chamber, fermentation pipeline is linear type pipeline, fermentation pipeline both end sides top is provided with opening and is removably connected with feed pipe and discharge nozzle respectively, feed pipe sidewall and discharge nozzle sidewall extend to below the biogas slurry liquid level in fermentation pipeline, water pressure chamber is installed on fermentation pipeline top, it is connected the feed pipe drain pipe having horizontal positioned between water pressure chamber with feed pipe, between water pressure chamber with discharge nozzle, is connected the discharge nozzle drain pipe having horizontal positioned；It is additionally provided with multiple gas block panel between feed pipe sidewall and discharge nozzle sidewall in fermentation pipeline, the space of feed pipe/between discharge nozzle sidewall and adjacent gas block panel forms the space between a fermentation zone or adjacent gas block panel and forms a fermentation zone, the top of each fermentation zone is respectively communicated with independent airway, and airway is provided with valve body；Being provided with on feed pipe drain pipe and control the extreme lower position that link position is water pressure chamber of the check valve of biogas slurry unidirectional inflow feed pipe, feed pipe drain pipe and water pressure chamber in water pressure chamber, discharge nozzle drain pipe is higher than feed pipe drain pipe with the link position of water pressure chamber.
The further improvement of technique scheme.
The projected length of the length of the projection of the gas block panel in the vertical direction between feed pipe sidewall and discharge nozzle sidewall extends to ferment the projected length of the sidewall in the vertical direction in pipeline less than feed pipe and discharge nozzle extends to the to ferment sidewall in the vertical direction in pipeline.
The further improvement of technique scheme.
The guide pillar matched with airway it is provided with in water pressure chamber.
The further improvement of technique scheme.
Water pressure chamber top uses the structure sealed, and water pressure chamber top is provided with the exhaustor with atmosphere.
The methane generating means of two-tube channel-type biogas slurry convection agitation produces the method for methane, and its step includes:
A, in fermentation raw material pours fermentation system into, fermentation produces biogas, and the space being collected in feed pipe/between discharge nozzle sidewall and adjacent gas block panel forms the space between a fermentation zone or adjacent gas block panel and is formed in a fermentation zone, biogas air pressure in fermentation zone increases, the biogas slurry in fermentation pipeline is promoted to flow to feed pipe, discharge nozzle, in feed pipe and discharge nozzle, biogas slurry liquid level constantly rises, and first reach the lowest point of feed pipe drain pipe, biogas slurry liquid level in feed pipe and discharge nozzle keeps when rising and reach discharge nozzle drain pipe extreme lower position, by discharge nozzle drain pipe, the biogas slurry in fermentation pipeline is flowed in water pressure chamber；
B, the biogas used in any one fermentation zone, the biogas air pressure in fermentation zone declines, and in water pressure chamber, the biogas slurry of storage is back in fermentation pipeline by feed pipe drain pipe and discharge nozzle drain pipe, completes circulating of biogas slurry；
C, the biogas used in other fermentation zones；
D, the generation biogas so circulated according to above-mentioned steps and use biogas.
Present invention advantage compared with prior art is: it is strong that biogas slurry circulates whipping performance, utilizes biogas slurry flowing stirring to promote being uniformly distributed of strain, and promotes that fermentation raw material gos deep in fermentation system, improves fermentation system and the gas production of system.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention, the accompanying drawing used required in embodiment will be done simple introduction below, apparently, accompanying drawing in describing below is only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of the present invention.
Fig. 3 is the structural representation of the present invention.
Fig. 4 is the structural representation of the present invention.
Fig. 5 is the structural representation of the present invention.
Fig. 6 is the structural representation of the present invention.
Figure is denoted as: 10, feed pipe.
20, discharge nozzle.
30, fermentation pipeline；31, airway；36, the first gas block panel；38, the second gas block panel.
40, water pressure chamber；41, guide pillar；42, feed pipe drain pipe；44, discharge nozzle drain pipe；46, exhaustor.
50, cloth bacterium device；51, drain pipe；52, cloth tube road；53, cloth bacterium hole.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art under not making creative work premise, the every other embodiment obtained, broadly fall into scope.
As shown in Figure 1, the methane generating means of two-tube channel-type biogas slurry convection agitation, it includes feed pipe 10, discharge nozzle 20, fermentation pipeline 30 and water pressure chamber 40, fermentation pipeline 30 is that the geometries such as circle, rectangle obtain in rectilinear direction stretching by section, fermentation pipeline 30 both end sides connects feed pipe 10 and discharge nozzle 20, water pressure chamber 40 is installed on fermentation pipeline 30 top, it is connected the feed pipe drain pipe 42 having horizontal positioned between water pressure chamber 40 with feed pipe 10, between water pressure chamber 40 with discharge nozzle 20, is connected the discharge nozzle drain pipe 44 having horizontal positioned.
As shown in Figure 1, fermentation pipeline 30 is dismountable connected mode with the connected mode of feed pipe 10, specifically, fermentation pipeline 30 end side is fixing connects discharge nozzle 20, the other end upper lateral part of fermentation pipeline 30 is provided with opening, dismountable another side (i.e. deviation discharge nozzle end side) inserting fermentation pipeline 30 of feed pipe 10, the sidewall of feed pipe 10 deeply to fermentation pipeline 30 biogas slurry liquid level below position, and utilize feed pipe 10 sidewall below pipeline 30 biogas slurry liquid level that deeply ferments to replace existing feed pipe gas block panel, fermentation pipeline 30 is provided with discharge nozzle gas block panel 34 at discharge nozzle 20 link position.
As shown in Fig. 2,3,4,5,6, fermentation pipeline 30 is all dismountable connected mode with the connected mode of feed pipe 10 and discharge nozzle 20, specifically, fermentation pipeline 30 both end sides top is designed with opening, feed pipe 10 and dismountable insertion of discharge nozzle 20 are fermented in pipeline 30, and feed pipe 10 and discharge nozzle 20 stretch into below the biogas slurry liquid level in fermentation pipeline 30 position and replace existing feed pipe gas block panel and discharge nozzle gas block panel respectively.
As shown in Fig. 3,4,5, in the insertion fermentation pipeline 30 that feed pipe 10 tilts, thus in more convenient charging, and the insertion fermentation pipeline 30 of discharge nozzle 20 inclination, it is more beneficial for discharging.
Replace existing gas block panel by the sidewall of feed pipe 10 and the sidewall of discharge nozzle 20, have multiple beneficial effect: 1, reduce difficulty or the difficulty of processing of construction；2, by dismountable mode, more convenient industrialized production and transport；3, the more convenient charging of connected mode tilted by feed pipe and discharge nozzle and discharging.
As shown in figures 1 to 6, water pressure chamber 40 top uses enclosed construction, prevents the foreign material of outside from falling in water pressure chamber 40, causes obstruction, water pressure chamber 40 top to be also connected with the exhaustor 46 of one and atmosphere, it is ensured that water pressure chamber 40 internal gas pressure is consistent with ambient pressure.
As shown in Figure 6, fermentation pipeline 30 is provided with airway 31, airway 31 is provided with valve body, control being turned on or off of airway 31；Preferably, being provided with the guide pillar 41 matched with airway 31 on water pressure chamber 40, airway 31 exports biogas through water pressure chamber 40 to outside, matches by arranging the guide pillar 41 of multiple airway 31 and water pressure chamber 40, may be used for fixing water pressure chamber 40, it is ensured that water pressure chamber 40 is not shifted over.
Feed pipe, discharge nozzle, fermentation pipeline and water pressure chamber all can use mixed earth to pour or use PVC pipeline to connect or use glass-reinforced plastic material to make.
, there is biogas slurry flowing whipping performance poor, easily crust, and strain and fermentation raw material skewness affect the problems such as the gas producing efficiency of fermentation system in traditional marsh gas fermenting system；The present invention lists several embodiments, for illustrating that the mode that the promotion biogas slurry that the present invention uses flows drives strain and the equally distributed concrete structure of fermentation raw material and method, and by strengthening the convection effects of biogas slurry, prevents the crust of biogas slurry.
The first embodiment.
As shown in figures 1 to 6, the first gas block panel 36 and the second gas block panel 38 being additionally provided with between feed pipe sidewall and discharge nozzle sidewall in fermentation pipeline 30, space between feed pipe sidewall and the first gas block panel 36 is the first fermentation zone, space between first gas block panel 36 and the second gas block panel 38 is the second fermentation zone, and the space between the second gas block panel 38 and discharge nozzle sidewall is the 3rd fermentation zone；First fermentation zone, the second fermentation zone and the connection independently of the 3rd top, fermentation zone have airway 31, airway 31 to be provided with between valve body, and airway 31 can not to be interconnected；The air pressure formed during producing biogas by each fermentation zone promotes biogas slurry convection current between each fermentation zone, promotes being uniformly distributed of strain and being uniformly distributed of fermentation raw material.
For ensureing the biogas residue, the fermentation raw material smooth flow that ferment in pipeline 30, feed pipe stretches into the projected length of sidewall in the vertical direction in fermentation pipeline, discharge nozzle stretches into the projected length of sidewall in the vertical direction in fermentation pipeline and the projected length of the first gas block panel 36 and the second gas block panel 38 in the vertical direction height 2/3rds less than fermentation pipeline 30.
The length of the projection of the first gas block panel 36 and the second gas block panel 38 in the vertical direction is respectively smaller than feed pipe and stretches into the projected length of sidewall in the vertical direction in fermentation pipeline and time discharge nozzle stretches into the projected length of sidewall in the vertical direction in fermentation pipeline；As a example by the first fermentation zone that the space between feed pipe sidewall and the first gas block panel forms, first fermentation zone produces biogas and gathers at its top, the biogas air pressure at top incrementally increases, and promotes the biogas slurry in the first fermentation zone to flow in the second fermentation zone and feed pipe 10；When biogas slurry liquid level in first fermentation zone reaches the minimum level of the first gas block panel 36, the biogas continuing in first fermentation zone to produce will be by flowing in the second fermentation zone bottom the first gas block panel 36, by that analogy, until the first fermentation zone, the second fermentation zone, the 3rd fermentation zone are all amassed full biogas and realize being interconnected；Fermentation pipeline 30 relays the biogas of supervention ferment generation and is collected in the space between feed pipe sidewall and discharge nozzle sidewall, and promote the biogas slurry in whole fermentation pipeline to flow in feed pipe 10 and discharge nozzle 20, when in the pipeline 30 that ferments, methane quantity exceedes the amount of storage of feed pipe sidewall and discharge nozzle sidewall, unnecessary biogas will be discharged by feed pipe sidewall and discharge nozzle sidewall bottom；So, by arranging multiple gas block panel, the mutual convection current of biogas slurry that can be effectively promoted between multiple fermentation zone, promote being uniformly distributed and promoting charging of strain by convection current；First fermentation zone, the second fermentation zone and the 3rd fermentation zone produce biogas, biogas slurry in promoting fermentation pipeline 30 interior flows in feed pipe 10 and discharge nozzle 20, and flow in water pressure chamber by feed pipe drain pipe 42 and discharge nozzle drain pipe 44, fermentation zone is gathered the space of biogas and is fermentation pipeline 30 and discharges the volume of biogas slurry to feed pipe 10 and discharge nozzle 20.
When the length respectively greater than feed pipe of the projection of the first gas block panel 36 and the second gas block panel 38 in the vertical direction stretches into the projected length of sidewall in the vertical direction in fermentation pipeline and discharge nozzle stretches into the projected length of sidewall in the vertical direction in fermentation pipeline；As a example by the first fermentation zone that the space between feed pipe sidewall and the first gas block panel forms, when the biogas in the first fermentation zone stores full, can not be by the lower transport of the first gas block panel to the second fermentation zone, the biogas that first fermentation zone relaying supervention ferment is produced can only be overflowed by feed pipe sidewall bottom, compared with technique scheme, can not effectively utilize the memory space of biogas, but, still can promote the convection current of biogas slurry, and promoting strain, being uniformly distributed of fermentation raw material, its operation principle repeats no more.
The second embodiment.
As shown in Figure 1, 2, improve on the basis of the first embodiment, it is with the first embodiment difference: be provided with on feed pipe drain pipe 42 and control the check valve of biogas slurry unidirectional inflow feed pipe 10 in water pressure chamber 40, discharge nozzle drain pipe 44 is provided with the check valve controlled in discharge nozzle 20 in biogas slurry unidirectional inflow water pressure chamber 40.
Fermentation raw material enters fermentation in fermentation pipeline 30 and produces biogas, and each fermentation zone in fermentation pipeline 30 is gathered, in biogas agglomeration, air pressure in each fermentation zone incrementally increases and occupies the space in fermentation pipeline 30, and the biogas slurry in extruding fermentation pipeline 30 flows in feed pipe 10 and discharge nozzle 20；It is arranged at the check valve on feed pipe drain pipe and discharge nozzle drain pipe, controls the flow direction of biogas slurry so that the biogas slurry in fermentation pipeline 30 is by discharge nozzle drain pipe 44 unidirectional inflow water pressure chamber 40；When using the biogas of storage in fermentation pipeline 30, the air pressure in fermentation pipeline 30 declines, and in water pressure chamber 40, the biogas slurry of storage is back in feed pipe 10 by feed pipe drain pipe is unidirectional, and promotes the fermentation raw material near feed pipe 10 to flow into inside fermentation system.
It has the beneficial effects that: during the biogas slurry in fermentation pipeline 30 flows into water pressure chamber 40, the biogas slurry rich in strain near discharge nozzle 20 is brought in water pressure chamber, biogas slurry in feed pipe 10 cannot flow in water pressure chamber 40, prevent fermentation raw material from flowing backwards, and prevent impurity more near feed pipe 10 from flowing in water pressure chamber；During in water pressure chamber 40, the biogas slurry rich in strain of storage flows into feed pipe 10, the biogas slurry that can will be enriched in strain is brought in feed pipe 10, promote being uniformly distributed of strain, and by flowing into the biogas slurry of feed pipe 10, can promote that the fermentation raw material near feed pipe 10 gos deep into inside fermentation system, promote being uniformly distributed of fermentation raw material；Significantly improve the strain of fermentation system to be uniformly distributed and fermentation raw material is uniformly distributed, improve fermentation efficiency and the gas producing efficiency of system.
The third embodiment.
As shown in Figure 1, 2, 3, the third embodiment improves on the basis of the first embodiment, it is with the second embodiment difference: be provided with on feed pipe drain pipe 42 and control the check valve of biogas slurry unidirectional inflow feed pipe 10 in water pressure chamber 40, feed pipe drain pipe 42 and the extreme lower position that link position is water pressure chamber 40 of water pressure chamber 40, discharge nozzle drain pipe 44 is higher than feed pipe drain pipe 42 with the link position of water pressure chamber 40.
When in fermentation pipeline 30, fermentation produces biogas, multiple fermentation zones inner accumulated at fermentation pipeline 30, and the biogas slurry extruded in fermentation pipeline 30 flows to feed pipe 10 and discharge nozzle 20, under the control of the check valve arranged on feed pipe drain pipe 42, the biogas slurry in fermentation pipeline 30 can only be flowed in water pressure chamber 40 by discharge nozzle drain pipe 44；When using the biogas of storage in fermentation pipeline 30, the air pressure in fermentation pipeline 30 reduces, and in water pressure chamber 40, the biogas slurry of storage is by being back in fermentation pipeline 30 in feed pipe drain pipe 42 unidirectional inflow feed pipe 10 and by discharge nozzle drain pipe.
It has the beneficial effects that: the biogas slurry in feed pipe 10 cannot flow in water pressure chamber 40, prevents fermentation raw material from flowing backwards, and prevents impurity more near feed pipe 10 from flowing in water pressure chamber；Biogas slurry bacteria containing amount near discharge nozzle 20 enriches, and produces in process of methane in fermentation pipeline 30, can bring in water pressure chamber 40 by the biogas slurry that bacteria containing amount is abundant, promote the flowing of biogas slurry；Due to feed pipe drain pipe and the position relationship of discharge nozzle drain pipe, when the biogas slurry backflow of storage in water pressure chamber 40, flowing in feed pipe by biogas slurry more in water pressure chamber 40 by feed pipe drain pipe 42, the biogas slurry of part storage is back in discharge nozzle 20 by discharge nozzle drain pipe；The biogas slurry that bacteria containing amount is abundant is brought in feed pipe 10, promotes that the fermentation raw material that is uniformly distributed and drives of strain flows into inside fermentation system.
4th kind of embodiment.
nullSuch as Fig. 1、Shown in 2，Improve on the basis of the first embodiment，It is with the difference of the first embodiment: the methane generating means of two-tube channel-type biogas slurry convection agitation also includes cloth bacterium device 50，Cloth bacterium device 50 is by drain pipe 51、Cloth tube road 52 and cloth bacterium hole 53 form，Cloth tube road 52 is that the central axial direction of linear type pipeline edge fermentation pipeline is positioned in fermentation pipeline，The length in cloth tube road 52 is less than the distance between feed pipe sidewall and discharge nozzle sidewall，The installation site in cloth tube road 52 is less than the first gas block panel and the extreme lower position of the second gas block panel，Preferably，The installation site in cloth tube road 52 is less than the first gas block panel and the extreme lower position of the second gas block panel and higher than feed pipe sidewall and the extreme lower position of discharge nozzle sidewall，Connect on cloth tube road 52 and have the drain pipe 51 of vertical direction，The other end of drain pipe 51 is connected bottom water pressure chamber 40，Multiple cloth bacterium hole 53 run through along the vertical direction of fermentation pipeline central axial direction arrangement it is provided with on cloth tube road 52；Preferably, the drain pipe 51 of the cloth bacterium device connecting water pressure chamber 40 and cloth tube road 52 it is respectively arranged with in the first fermentation zone, the second fermentation zone, the 3rd fermentation zone.
Biogas is produced and in multiple fermentation zones inner accumulated in fermentation pipeline 30, the air pressure of biogas incrementally increases, and the biogas slurry extruded in fermentation pipeline 30 flows in feed pipe 10, discharge nozzle 20 and cloth bacterium device 50, biogas slurry liquid level in feed pipe 10, discharge nozzle 20 and cloth bacterium device 50 constantly rises, until being flowed in water pressure chamber 40 by the drain pipe 51 of feed pipe drain pipe 42, discharge nozzle drain pipe 44 and cloth bacterium device；When using the biogas in fermentation pipeline 30 fermentation zone, in fermentation zone, biogas air pressure reduces, and the biogas slurry of the storage in water pressure chamber 40 is back in annular fermentation pipeline 30 by feed pipe 10, discharge nozzle 20 and cloth bacterium device 50 respectively.
It has the beneficial effects that: flow in or out biogas slurry by feed pipe 10, discharge nozzle 20 and cloth bacterium device 50, the biogas slurry flowing whipping performance fermenting in pipeline 30 is promoted to be strengthened, promote being uniformly distributed of strain and being uniformly distributed of fermentation raw material, the flowing stirring property of biogas slurry strengthens, can effectively prevent encrustation phenomena, promote the gas producing efficiency of fermentation system.
5th kind of embodiment.
As shown in Figure 1, 2,5th kind of embodiment improves on the basis of the 4th kind of embodiment, it is with the difference of the 4th kind of embodiment, it is provided with on feed pipe drain pipe 42 and controls the check valve of biogas slurry unidirectional inflow feed pipe 10 in water pressure chamber 40, discharge nozzle drain pipe 44 is provided with and controls the check valve of biogas slurry unidirectional inflow water pressure chamber 40 in discharge nozzle 20.
In fermentation pipeline 30, fermentation is gathered in producing biogas the multiple fermentation zones in fermentation pipeline, the air pressure of biogas incrementally increases, and the biogas slurry extruded in fermentation pipeline flows to feed pipe 10, discharge nozzle 20 and cloth bacterium device 50, biogas is constantly produced in fermentation pipeline 30, biogas slurry liquid level in feed pipe 10, discharge nozzle 20 and cloth bacterium device 50 constantly rises, until being flowed in water pressure chamber 40 by the drain pipe 51 of discharge nozzle drain pipe 44 unidirectional inflow water pressure chamber and cloth bacterium device 50；When using biogas in the fermentation zone in fermentation pipeline 30, air pressure in fermentation zone reduces, in water pressure chamber 40, the biogas slurry of storage is back in feed pipe 10 by feed pipe drain pipe 42 is unidirectional and is back to ferment in pipeline 30 by the drain pipe 51 of cloth bacterium device, completes circulating of biogas slurry.
It has the beneficial effects that: in the inflow water pressure chamber 40 that the biogas slurry that near discharge nozzle 20, bacteria containing amount is abundant can only be unidirectional, and the drain pipe eventually through feed pipe drain pipe and cloth bacterium device refluxes, in the flowing whipping process promoting biogas slurry, drive being uniformly distributed of strain, and flow into the biogas slurry in feed pipe 10, charging can be promoted, promote fermentation raw material to go deep into inside fermentation system.
6th kind of embodiment.
Such as Fig. 1, 2, shown in 3, 6th kind of embodiment improves on the basis of the 4th kind of embodiment, it is with the difference of the 4th kind of embodiment, it is provided with on feed pipe drain pipe and controls the check valve of biogas slurry unidirectional inflow feed pipe in water pressure chamber, it is provided with on the drain pipe of cloth bacterium device and controls the check valve in biogas slurry unidirectional inflow fermentation tube road in water pressure chamber, the horizontal plane at the minimum point place of discharge nozzle drain pipe 44 and water pressure chamber 40 link position is higher than the minimum point of feed pipe drain pipe 44 with water pressure chamber 40 link position, the drain pipe 51 of cloth bacterium device 50 and the link position of feed pipe drain pipe 42 and water pressure chamber 40 are positioned at the lowest point of water pressure chamber 40.
Being collected in multiple fermentation zone of the interior fermentation generation biogas of fermentation pipeline 30, along with the increase of gas production, the biogas air pressure gathered in fermentation zone incrementally increases, and promotes the biogas slurry in fermentation zone to flow in feed pipe, discharge nozzle and cloth bacterium device；Along with the further increase of gas production, in the drain pipe of feed pipe, discharge nozzle and cloth bacterium device, biogas slurry liquid level rises, and under the control of check valve, the biogas slurry in fermentation pipeline can only be flowed in water pressure chamber by discharge nozzle drain pipe 44；When using the biogas in fermentation zone, biogas air pressure in fermentation zone reduces, in water pressure chamber 40, the biogas slurry of storage is back to ferment in pipeline by the drain pipe 51 of feed pipe drain pipe 42 and cloth bacterium device is unidirectional, and be back in discharge nozzle 20 by discharge nozzle drain pipe 44, owing to the position of discharge nozzle drain pipe is higher than feed pipe drain pipe and the drain pipe of cloth bacterium device, so, in water pressure chamber 40, the biogas slurry of storage is mainly passed through feed pipe drain pipe 42 unidirectional inflow feed pipe 10 and is fermented in pipeline 30 by unidirectional being back to of the drain pipe 51 of cloth bacterium device.
It has the beneficial effects that: when fermentation pipeline 30 internal gas pressure increases, biogas slurry abundant for bacteria containing amount near discharge nozzle 20 is flowed in water pressure chamber 40, utilize discharge nozzle drain pipe higher than feed pipe drain pipe and the drain pipe of cloth bacterium device, the regional in pipeline that ferments can be back to by unidirectional for abundant for bacteria containing amount in water pressure chamber 40 biogas slurry, and the biogas slurry flowing into feed pipe 10 through feed pipe drain pipe 42 can promote charging, promote that fermentation raw material gos deep in fermentation system, further improve the gas producing efficiency of fermentation system.
7th kind of embodiment.
Such as Fig. 1, 2, shown in 4, 7th kind of embodiment improves on the basis of the 5th kind of embodiment, it is with the difference of the 5th kind of embodiment, it is internal that the drain pipe 51 of cloth bacterium device 50 extends to water pressure chamber 40, and the drain pipe 51 of cloth bacterium device 50 extends to the horizontal plane horizontal plane higher than discharge nozzle drain pipe with the minimum point place of water pressure chamber link position at the minimum point place of water pressure chamber 40 end side, the horizontal plane at discharge nozzle drain pipe and water pressure chamber link position minimum point place is higher than the horizontal plane of feed pipe drain pipe with water pressure chamber link position minimum point place.
Produce biogas in fermentation pipeline 30 and gather in each fermentation zone, biogas air pressure in each fermentation zone is stepped up, and the biogas slurry extruded in fermentation pipeline 30 flows to feed pipe 10, discharge nozzle 20 and cloth bacterium device 50, fermentation pipeline 30 relays supervention ferment and produces biogas, feed pipe 10, biogas slurry liquid level in discharge nozzle 20 and cloth bacterium device 50 constantly rises, and first pass through in discharge nozzle drain pipe 44 unidirectional inflow water pressure chamber 40, in water pressure chamber 40, the biogas slurry liquid level of storage constantly rises, when biogas slurry liquid level in water pressure chamber 40 reaches the lowest point at drain pipe 51 top of cloth bacterium device 50, biogas slurry in fermentation pipeline 30 flows in water pressure chamber 40 through the drain pipe 51 of cloth bacterium device 50 again, realize the flowing on a large scale of biogas slurry；When using the biogas in fermentation zone, air pressure in fermentation zone declines, in water pressure chamber 40, the biogas slurry of storage is back to ferment in pipeline 30 by feed pipe drain pipe 42, the drain pipe 51 of cloth bacterium device 50 respectively, high and low position relation due to feed pipe drain pipe Yu the drain pipe of cloth bacterium device, the biogas slurry major part of storage in water pressure chamber 40 is made to flow in feed pipe 10 by feed pipe drain pipe 42, promote circulating of biogas slurry, drive being uniformly distributed of strain.
Have an advantage in that: when biogas air pressure is bigger in fermentation pipeline 30, the bacteria containing amount near discharge nozzle 20 is flowed in water pressure chamber compared with the biogas slurry of horn of plenty, and promotes the flowing of biogas slurry；When using biogas, it is back to ferment in pipeline 30 by biogas slurry abundant for the bacteria containing amount of storage in water pressure chamber 40 by the drain pipe 51 of feed pipe drain pipe 42 and cloth bacterium device, the part biogas slurry stored in water pressure chamber can be flowed into more uniformly each position of fermentation pipeline 30 by cloth bacterium device 50, can be by most of biogas slurry inflow feed pipe 10 of storage in water pressure chamber 40 by feed pipe drain pipe 42, promoting charging, fermentation system is internal and being uniformly distributed of strain to promote fermentation raw material to go deep into.
8th kind of embodiment.
As shown in Figure 1, 2, 3,8th kind of embodiment improves on the basis of the 4th kind of embodiment, it is with four kinds of embodiment differences: be provided with on feed pipe drain pipe 42 and control the check valve of biogas slurry unidirectional inflow feed pipe 10 in water pressure chamber 40, it is provided with on discharge nozzle drain pipe 44 and controls the check valve of biogas slurry unidirectional inflow water pressure chamber 40 in discharge nozzle 20, the drain pipe 51 of cloth bacterium device 50 is provided with and controls the check valve in biogas slurry unidirectional inflow fermentation tube road 30 in water pressure chamber 40.
In fermentation pipeline 30, fermentation produces biogas and constantly gathers in multiple fermentation zones, constantly produces biogas, and the air pressure in fermentation zone is increased, and promotes the biogas slurry in fermentation pipeline 30 to flow to feed pipe 10, discharge nozzle 20, cloth bacterium device 50；Continue fermentation in fermentation pipeline 30 and produce biogas so that the biogas slurry liquid level in feed pipe 10, discharge nozzle 20, cloth bacterium device 50 rises, and by discharge nozzle drain pipe 44 unidirectional inflow water pressure chamber 40；Using the biogas in any one fermentation zone in fermentation pipeline 30, the air pressure in fermentation zone declines so that the biogas slurry in water pressure chamber 40 is back to ferment in pipeline by feed pipe drain pipe 42 and cloth bacterium device 50, the biogas space reduced in afterfermentation district.
It has the beneficial effects that: when in fermentation pipeline 30, biogas air pressure is bigger, neighbouring for discharge nozzle 20 biogas slurry rich in strain is flowed in water pressure chamber 40；When in water pressure chamber 40, the biogas slurry of storage refluxes, the biogas slurry making bacteria containing amount abundant is distributed in fermentation zone uniformly, and flow into the biogas slurry in feed pipe and can promote charging, fermentation raw material is promoted deeply to ferment in pipeline, improve the fermentation efficiency of fermentation system, and factor of created gase, the flowing mixing effect of biogas slurry is good, can effectively prevent crust.
9th kind of embodiment.
Such as Fig. 1, 2, 3, shown in 4, 9th kind of embodiment improves on the basis of the 4th kind of embodiment, it is with four kinds of embodiment differences: be provided with on feed pipe drain pipe 42 and control the check valve of biogas slurry unidirectional inflow feed pipe 10 in water pressure chamber 40, it is provided with on discharge nozzle drain pipe 44 and controls the check valve of biogas slurry unidirectional inflow water pressure chamber 40 in discharge nozzle 20, the check valve controlled in fermentation pipeline 30 in biogas slurry unidirectional inflow water pressure chamber 40 it is provided with on the drain pipe 51 of cloth bacterium device 50, the horizontal plane at the minimum point place of discharge nozzle drain pipe 44 and water pressure chamber 40 link position is higher than the horizontal plane at the minimum point place, drain pipe 51 top of cloth bacterium device 50.
In fermentation pipeline 30, fermentation produces biogas and gathers in multiple fermentation zones, and along with being continuously increased of methane quantity, the biogas air pressure in fermentation zone is consequently increased, and the biogas slurry extruded in fermentation pipeline 30 flows to feed pipe, discharge nozzle, cloth bacterium device；Biogas air pressure in fermentation pipeline increases further, and promote the biogas slurry liquid level in feed pipe 10, discharge nozzle 20 and cloth bacterium device 50 to rise, biogas slurry in fermentation pipeline 30 is flowed in water pressure chamber 40 by the drain pipe 51 first passing through cloth bacterium device 50, when in water pressure chamber 40, the biogas slurry liquid level of storage rises to the minimum point of discharge nozzle drain pipe 44, and by discharge nozzle drain pipe 44, the biogas slurry in discharge nozzle 20 is flowed in water pressure chamber 40；When using the biogas in fermentation zone, the biogas air pressure in fermentation zone declines so that the biogas slurry in water pressure chamber 40 is back in feed pipe 10 by feed pipe drain pipe 42 is unidirectional.
It has the beneficial effects that: exports biogas slurry in water pressure chamber 40 by cloth bacterium device 50, effectively raises the mobile performance of intrasystem biogas slurry, reach the uniform purpose of cloth bacterium in the flowing whipping process of biogas slurry；By discharge nozzle drain pipe to water pressure chamber conveying biogas slurry time, biogas slurry rich in strain near discharge nozzle is brought in water pressure chamber；When biogas slurry in water pressure chamber refluxes, can only be delivered in feed pipe by feed pipe drain pipe, the biogas slurry that will be enriched in strain is brought in feed pipe, promotes charging by the flowing of biogas slurry, promotes the fermentation raw material in feed pipe to go deep into inside fermentation system.
Tenth kind of embodiment.
Such as Fig. 1, 2, shown in 3, 9th kind of embodiment improves on the basis of the 4th kind of embodiment, it is with four kinds of embodiment differences: be provided with on feed pipe drain pipe 42 and control the check valve of biogas slurry unidirectional inflow feed pipe 10 in water pressure chamber 40, it is provided with on discharge nozzle drain pipe 44 and controls the check valve of biogas slurry unidirectional inflow water pressure chamber 40 in discharge nozzle 20, the check valve controlled in fermentation pipeline 30 in biogas slurry unidirectional inflow water pressure chamber 40 it is provided with on the drain pipe 51 of cloth bacterium device 50, drain pipe 51 top of cloth bacterium device extends in water pressure chamber 40, the horizontal plane at the minimum point place of discharge nozzle drain pipe 44 and water pressure chamber 40 link position is less than the horizontal plane at the minimum point place, drain pipe 51 top of cloth bacterium device 50.
In fermentation pipeline 30, fermentation produces biogas and gathers in multiple fermentation zones, and along with being continuously increased of methane quantity, the biogas air pressure in fermentation zone is consequently increased, and the biogas slurry extruded in fermentation pipeline 30 flows to feed pipe, discharge nozzle, cloth bacterium device；Biogas air pressure in fermentation pipeline increases further, and promote the biogas slurry liquid level in feed pipe 10, discharge nozzle 20 and cloth bacterium device 50 to rise, and first pass through discharge nozzle drain pipe 44 and flow in water pressure chamber 40, when biogas slurry liquid level in water pressure chamber 40 rises to the drain pipe 51 top lowest point of cloth bacterium device 50, the biogas slurry in fermentation pipeline 30 is flowed in water pressure chamber 40 by the drain pipe 51 of cloth bacterium device 50 again；When using the biogas in fermentation zone, the biogas air pressure in fermentation zone declines, and in water pressure chamber 40, the biogas slurry of storage can only be back in feed pipe 10 by feed pipe drain pipe 42 is unidirectional, completes circulating of biogas slurry.
It has the beneficial effects that: when carrying biogas slurry by discharge nozzle drain pipe 44 in water pressure chamber 40, and the biogas slurry that will be enriched in strain is brought in water pressure chamber, and carries biogas slurry by cloth bacterium device to water pressure chamber, the biogas slurry flowing in accelerating system；Biogas slurry in water pressure chamber 40 is refluxed by feed pipe drain pipe, and the biogas slurry rich in strain is brought in feed pipe, and promotes charging, and the biogas slurry that will be enriched in strain is brought in feed pipe 10.
9th kind of embodiment and the tenth kind of embodiment are compared, 9th kind of embodiment primarily focuses on the flowing promoting biogas slurry, being uniformly distributed of strain is driven by the flowing of biogas slurry, tenth kind of embodiment primarily focuses on to be brought in feed pipe by biogas slurry rich in strain near discharge nozzle, promote to circulate rich in the biogas slurry of strain, 9th kind of embodiment and the tenth kind of embodiment are all by feed pipe drain pipe 42 unidirectional inflow feed pipe 10 by the biogas slurry in water pressure chamber 40, promote the fermentation raw material near feed pipe 10 to flow into inside fermentation system.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.Multiple amendment to these embodiments will be apparent from for those skilled in the art, and the General Principle defined in the present invention can realize in the case of without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention will not be defined to the embodiments shown herein, and is to fit to the widest scope consistent with principles disclosed herein and features of novelty.
Claims (4)
- The methane generating means of the most two-tube channel-type biogas slurry convection agitation, it is characterized in that, it includes feed pipe, discharge nozzle, fermentation pipeline, water pressure chamber, fermentation pipeline is linear type pipeline, fermentation pipeline both end sides top is provided with opening and is removably connected with feed pipe and discharge nozzle respectively, feed pipe sidewall and discharge nozzle sidewall extend to below the biogas slurry liquid level in fermentation pipeline, water pressure chamber is installed on fermentation pipeline top, it is connected the feed pipe drain pipe having horizontal positioned between water pressure chamber with feed pipe, between water pressure chamber with discharge nozzle, is connected the discharge nozzle drain pipe having horizontal positioned；It is additionally provided with multiple gas block panel between feed pipe sidewall and discharge nozzle sidewall in fermentation pipeline, the space of feed pipe/between discharge nozzle sidewall and adjacent gas block panel forms the space between a fermentation zone or adjacent gas block panel and forms a fermentation zone, the top of each fermentation zone is respectively communicated with independent airway, and airway is provided with valve body；Methane generating means also includes cloth bacterium device, cloth bacterium device is by drain pipe, cloth tube road and cloth bacterium hole composition, cloth tube road is that the central axial direction of linear type pipeline edge fermentation pipeline is positioned in fermentation pipeline, the length in cloth tube road is less than the distance between feed pipe sidewall and discharge nozzle sidewall, the installation site in cloth tube road is less than the first gas block panel and the extreme lower position of the second gas block panel and higher than feed pipe sidewall and the extreme lower position of discharge nozzle sidewall, connect on cloth tube road and have the drain pipe of vertical direction, the other end of drain pipe is connected with bottom water pressure chamber, multiple cloth bacterium hole run through along the vertical direction of fermentation pipeline central axial direction arrangement it is provided with on cloth tube road；Being provided with on feed pipe drain pipe and control the extreme lower position that link position is water pressure chamber of the check valve of biogas slurry unidirectional inflow feed pipe, feed pipe drain pipe and water pressure chamber in water pressure chamber, discharge nozzle drain pipe is higher than feed pipe drain pipe with the link position of water pressure chamber.
- The methane generating means of two-tube channel-type biogas slurry convection agitation the most according to claim 1, it is characterised in that: the projected length of the length of the projection of the gas block panel in the vertical direction between feed pipe sidewall and discharge nozzle sidewall extends to ferment the projected length of the sidewall in the vertical direction in pipeline less than feed pipe and discharge nozzle extends to the to ferment sidewall in the vertical direction in pipeline.
- The methane generating means of two-tube channel-type biogas slurry convection agitation the most according to claim 2, it is characterised in that: it is provided with the guide pillar matched with airway in water pressure chamber.
- The methane generating means of two-tube channel-type biogas slurry convection agitation the most according to claim 3, it is characterised in that: water pressure chamber top uses the structure sealed, and water pressure chamber top is provided with the exhaustor with atmosphere.
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| CN2098505U (en) * | 1991-08-13 | 1992-03-11 | 于观武 | Marsh gas generator |
| CN2535407Y (en) * | 2002-04-10 | 2003-02-12 | 岳德康 | Automatic circulating methane tank |
| JP4577719B2 (en) * | 2005-04-28 | 2010-11-10 | 荏原エンジニアリングサービス株式会社 | Methane fermentation method and apparatus using horizontal multi-stage methane fermenter |
| CN200940143Y (en) * | 2006-08-16 | 2007-08-29 | 冯志坚 | Methane tank with quick removing its content so producing circulation flow and thus breaking its hard cover |
| CN201729826U (en) * | 2010-06-28 | 2011-02-02 | 商丘师范学院 | Gas pushing type mixing conjoined biogas generator |
| CN204509301U (en) * | 2015-01-22 | 2015-07-29 | 张伟伟 | The methane generating unit of two-tube channel-type ultra-high efficiency natural pond liquid convection agitation |
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