CN104560678A - Biogas fermentation system with one-way flow-promoted feeding - Google Patents
Biogas fermentation system with one-way flow-promoted feeding Download PDFInfo
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Abstract
The invention discloses a biogas fermentation system with one-way flow-promoted feeding. The biogas fermentation system comprises a material inlet pipe, a material outlet pipe, a fermenting pipeline and a hydraulic pressure room, wherein the fermenting pipeline is a straight-line-type pipeline, both end sides of the fermenting pipeline are respectively connected with the material inlet pipe and the material outlet pipe, the hydraulic pressure room is mounted at the top of the fermenting pipeline, a horizontally arranged material inlet drainage pipe is connected between the hydraulic pressure room and the material inlet pipe, a horizontally arranged material outlet drainage pipe is connected between the hydraulic pressure room and the material outlet pipe, a material inlet pipe baffle plate is arranged at the connection position of the fermenting pipeline and the material inlet pipe and a material outlet pipe baffle plate is arranged at the connection position of the fermenting pipeline and the material outlet pipe; the fermenting pipeline is internally provided with a plurality of baffle plates arranged between the material inlet pipe baffle plate and the material outlet pipe baffle plate, a fermenting zone is formed in a space between adjacent baffle plates, the top of each fermenting zone is respectively communicated with an independent gas guide pipe and a valve body is arranged on each gas guide pipe. The circulation flow and stirring property of the biogas slurry is strong, the uniform distribution of strains is prompted by virtue of the flow and stirring of the biogas slurry and the fermented raw materials are promoted to deeply enter the interior of the fermentation system and thus the fermentation efficiency and biogas yield of the system are increased.
Description
Technical field
The present invention relates to methane fermentation system.
Background technology
Along with the progress of China's expanding economy, society, life of urban resident is further improved, but urban residents' life still exists a lot of problem.For building a well-off society in an all-round way, building Socialist New seems very necessary.This rural ecological mode of agriculture of will seeking development, improves rural environment, the ambitious goal of increasing farmers' income.Wherein fully utilizing methane-generating pit is exactly the important channel changing rural environment.Build a methane-generating pit and can use about 20 years, comprehensive utilization make good use of methane-generating pit not only can save energy, improvement and protection of the environment, also have many benefits such as development of saving chemical fertilizer and agricultural chemicals, the seed output and quality of raising farm crop, promotion and drive animal husbandry.
There are problems in existing methane-generating pit, the flowing whipping performance of such as natural pond liquid is poor, and strains'distribution is uneven, and gas producing efficiency is low.
Summary of the invention
Technical problem to be solved by this invention is, traditional biogas digested liquor of biogas generating pit poor fluidity, easily crusts, and fermentation raw material and bacterial classification skewness in methane-generating pit, causes gas producing efficiency low, and not high to the utilization ratio of fermentation raw material.
For solving the technical problem existed in prior art, the technical solution adopted in the present invention is.
Uniflux promotes the methane fermentation system of charging, it comprises feed-pipe, discharge nozzle, fermentation pipeline, water pressure house, fermentation pipeline is linear pattern pipeline, fermentation pipeline both end sides is connected to feed-pipe and discharge nozzle, water pressure house is installed on fermentation pipeline top, the feed-pipe water shoot of horizontal positioned is connected with between water pressure house and feed-pipe, the discharge nozzle water shoot of horizontal positioned is connected with between water pressure house and discharge nozzle, fermentation pipeline and feed-pipe link position place are provided with feed-pipe gas block panel, and fermentation pipeline and discharge nozzle link position place are provided with discharge nozzle gas block panel; Multiple gas block panel between feed-pipe gas block panel and discharge nozzle gas block panel is also provided with in fermentation pipeline, space between adjacent gas block panel forms a fermentation zone, the top of each fermentation zone is communicated with independently airway respectively, and airway is provided with valve body; Feed-pipe water shoot is provided with the check valve controlling liquid unidirectional inflow feed-pipe in natural pond in water pressure house, the link position of feed-pipe water shoot and water pressure house is the extreme lower position of water pressure house, and the link position of discharge nozzle water shoot and water pressure house is higher than the link position of feed-pipe water shoot and water pressure house.
The further improvement of technique scheme.
The length of the projection of the gas block panel in the vertical direction between feed-pipe gas block panel and discharge nozzle gas block panel is less than the length of the projection of feed-pipe gas block panel and discharge nozzle gas block panel in the vertical direction.
The further improvement of technique scheme.
The guide pillar matched with airway is provided with in water pressure house.
The further improvement of technique scheme.
Water pressure house top adopts the structure of sealing, and water pressure house top is provided with the vapor pipe be communicated with air.
Uniflux promotes that the methane fermentation system of charging produces the method for biogas, and its step comprises:
A, fermentation raw material are poured fermentation in fermentation system into and are produced biogas, and be collected in the fermentation zone that formed between adjacent gas block panel, biogas air pressure in fermentation zone increases, the natural pond liquid promoted in fermentation pipeline flows to feed-pipe, discharge nozzle, in feed-pipe and discharge nozzle, natural pond liquid liquid level constantly rises, and first reach the lowest point of feed-pipe water shoot, when natural pond liquid liquid level in feed-pipe and discharge nozzle keeps and rises and reach discharge nozzle water shoot extreme lower position, by discharge nozzle water shoot, the natural pond liquid in fermentation pipeline is flowed in water pressure house;
B, the biogas used in any one fermentation zone, the biogas air pressure in fermentation zone declines, and the natural pond liquid stored in water pressure house is back in fermentation pipeline by feed-pipe water shoot and discharge nozzle water shoot, completes circulating of natural pond liquid;
C, the biogas used in other fermentation zones;
D, the generation biogas so circulated according to above-mentioned steps and use biogas.
The present invention's advantage is compared with prior art: it is strong that natural pond liquid recycle stream moves whipping performance, utilizes natural pond liquid flowing to stir and promotes being uniformly distributed of bacterial classification, and promote that fermentation raw material gos deep in fermentation system, improve fermentation system and the gas production rate of system.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention, simple introduction is done below by the accompanying drawing used required in embodiment, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present invention.
Fig. 2 is structural representation of the present invention.
Fig. 3 is structural representation of the present invention.
Fig. 4 is structural representation of the present invention.
Be denoted as in figure: 10, feed-pipe.
20, discharge nozzle.
30, ferment pipeline; 31, airway; 32, feed-pipe gas block panel; 34, discharge nozzle gas block panel; 36, the first gas block panel; 38, the second gas block panel.
40, water pressure house; 41, guide pillar; 42, feed-pipe water shoot; 44, discharge nozzle water shoot; 46, vapor pipe.
50, cloth bacterium device; 51, water shoot; 52, cloth tube road; 53, cloth bacterium hole.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not making under creative work prerequisite, and the every other embodiment obtained, all belongs to scope.
As shown in Figure 1, uniflux promotes the methane fermentation system of charging, it comprises feed-pipe 10, discharge nozzle 20, fermentation pipeline 30 and water pressure house 40, fermentation pipeline 30 is circular by section, the geometrical shapies such as rectangle stretch in rectilinear direction and obtain, fermentation pipeline 30 both end sides is connected to feed-pipe 10 and discharge nozzle 20, water pressure house 40 is installed on fermentation pipeline 30 top, the feed-pipe water shoot 42 of horizontal positioned is connected with between water pressure house 40 and feed-pipe 10, the discharge nozzle water shoot 44 of horizontal positioned is connected with between water pressure house 40 and discharge nozzle 20, fermentation pipeline 30 is provided with feed-pipe gas block panel 32 with feed-pipe 10 link position place, fermentation pipeline 30 is provided with discharge nozzle gas block panel 34 with discharge nozzle 20 link position place.
Water pressure house 40 top adopts enclosed construction, and prevent outside foreign material from falling into water pressure house 40, cause obstruction, water pressure house 40 top also connects a vapor pipe be communicated with air 46, ensures that water pressure house 40 internal gas pressure is consistent with ambient pressure.
Fermentation pipeline 30 is provided with airway 31, airway 31 is provided with valve body, control unlatching or the closedown of airway 31; Preferably, water pressure house 40 is provided with the guide pillar 41 matched with airway 31, airway 31 externally exports biogas through water pressure house 40, matches with the guide pillar 41 of water pressure house 40 by arranging multiple airway 31, may be used for fixing water pressure house 40, ensure that water pressure house 40 is not shifted.
Feed-pipe, discharge nozzle, fermentation pipeline and water pressure house all can adopt mixed earth to build or adopt PVC pipeline to connect or adopt glass-reinforced plastic material to make.
, there is natural pond liquid flowing whipping performance poor, easily crust, and bacterial classification and fermentation raw material skewness affect the problems such as the gas producing efficiency of fermentation system in traditional methane fermentation system; The present invention lists several embodiment, and the mode of the promotion natural pond liquid flowing adopted for illustration of the present invention drives bacterial classification and the equally distributed concrete structure of fermentation raw material and method, and by strengthening the convection effects of natural pond liquid, prevents the crust of natural pond liquid.
The first embodiment.
As shown in Figure 1, 2, the first gas block panel 36 and the second gas block panel 38 between feed-pipe gas block panel 32 and discharge nozzle gas block panel 34 is also provided with in fermentation pipeline 30, space between feed-pipe gas block panel 32 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 gas block panel 34 is the 3rd fermentation zone; First fermentation zone, the second fermentation zone and the 3rd top, fermentation zone are independently connected with airway 31 respectively, and airway 31 is provided with valve body, and can not be interconnected between airway 31; Produce by each fermentation zone the air pressure formed in the process of biogas and promote the convection current of natural pond liquid between each fermentation zone, promote being uniformly distributed of bacterial classification and being uniformly distributed of fermentation raw material.
For ensureing natural pond slag, the fermentation raw material smooth flow in fermentation pipeline 30, the length of feed-pipe gas block panel 32, discharge nozzle gas block panel 34 and the first gas block panel 36 and the second gas block panel 38 in the vertical direction is less than the height 2/3rds of fermentation pipeline 30.
When the length of the projection of the first gas block panel 36 and the second gas block panel 38 in the vertical direction is less than the projecting length of feed-pipe gas block panel 32 and discharge nozzle gas block panel 34 in the vertical direction respectively; For the first fermentation zone of the space composition between feed-pipe gas block panel and the first gas block panel, produce biogas in first fermentation zone and gather at its top, the biogas air pressure at top progressively increases, and the natural pond liquid promoted in the first fermentation zone flows in the second fermentation zone and feed-pipe 10; When natural pond liquid 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 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; The biogas that fermentation pipeline 30 relaying supervention ferment produces is collected in the space between feed-pipe gas block panel 32 and discharge nozzle baffle plate 34, and the natural pond liquid promoted in whole fermentation pipeline flows in feed-pipe 10 and discharge nozzle 20, when in the pipeline 30 that ferments, methane quantity exceedes the store content of feed-pipe gas block panel 32 and discharge nozzle gas block panel 34, unnecessary biogas will by discharging bottom feed-pipe gas block panel 32 and discharge nozzle gas block panel 34; So, by arranging multiple gas block panel, the mutual convection current of natural pond liquid phase between multiple fermentation zone effectively can be promoted; Biogas is produced in first fermentation zone, the second fermentation zone and the 3rd fermentation zone, the natural pond liquid in fermentation pipeline 30 is impelled to flow in feed-pipe 10 and discharge nozzle 20, and flowing in water pressure house by feed-pipe water shoot 42 and discharge nozzle water shoot 44, the space gathering biogas in fermentation zone is natural pond liquid discharged by fermentation pipeline 30 volume to feed-pipe 10 and discharge nozzle 20.
When the length of the projection of the first gas block panel 36 and the second gas block panel 38 in the vertical direction is greater than the projecting length of feed-pipe gas block panel 32 and discharge nozzle gas block panel 34 in the vertical direction respectively; For the first fermentation zone of the space composition between feed-pipe gas block panel and the first gas block panel, when the biogas in the first fermentation zone stores full, in lower transport to the second fermentation zone not by first gear gas plate, the biogas that first fermentation zone relaying supervention ferment is produced can only by overflowing bottom feed-pipe gas block panel 32, compared with technique scheme, effectively can not utilize the storage space of biogas, but, still can promote the convection current of natural pond liquid, and promoting being uniformly distributed of bacterial classification, fermentation raw material, its principle of work repeats no more.
The second embodiment.
As shown in Figure 1, 2, the basis of the first embodiment is improved, be with the first embodiment difference: feed-pipe water shoot 42 is provided with the check valve controlling the unidirectional inflow feed-pipe 10 of natural pond liquid in water pressure house 40, discharge nozzle water shoot 44 be provided with the check valve controlled in discharge nozzle 20 in the unidirectional inflow water pressure house 40 of natural pond liquid.
Fermentation raw material enters fermentation in fermentation pipeline 30 and produces biogas, and fermentation pipeline 30 in each fermentation zone in gather, in biogas agglomeration, air pressure in each fermentation zone progressively increases and occupies the space in fermentation pipeline 30, and the natural pond liquid in extruding fermentation pipeline 30 flows in feed-pipe 10 and discharge nozzle 20; Be arranged at the check valve on feed-pipe water shoot and discharge nozzle water shoot, control the flow direction of natural pond liquid, make the natural pond liquid fermented in pipeline 30 by the unidirectional inflow water pressure house 40 of discharge nozzle water shoot 44; When using the biogas stored in fermentation pipeline 30, the air pressure fermented in pipeline 30 declines, and the natural pond liquid stored in water pressure house 40 is back in feed-pipe 10 by feed-pipe water shoot is unidirectional, and the fermentation raw material promoted near feed-pipe 10 flows into fermentation system inside.
Its beneficial effect is: the natural pond liquid in fermentation pipeline 30 flows in water pressure house 40 process, the natural pond liquid being rich in bacterial classification near discharge nozzle 20 is brought in water pressure house, natural pond liquid in feed-pipe 10 can not flow in water pressure house 40, prevent fermentation raw material from flowing backwards, and prevent impurity more near feed-pipe 10 from flowing in water pressure house; The natural pond liquid being rich in bacterial classification stored in water pressure house 40 flows in feed-pipe 10, can the natural pond liquid being rich in bacterial classification be brought in feed-pipe 10, promote being uniformly distributed of bacterial classification, and by flowing into the natural pond liquid of feed-pipe 10, can promote that the fermentation raw material near feed-pipe 10 gos deep into fermentation system inside, promote being uniformly distributed of fermentation raw material; The bacterial classification significantly improving fermentation system is uniformly distributed and fermentation raw material is uniformly distributed, and improves 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, be with the second embodiment difference: feed-pipe water shoot 42 is provided with the check valve controlling the unidirectional inflow feed-pipe 10 of natural pond liquid in water pressure house 40, feed-pipe water shoot 42 and the link position of water pressure house 40 are the extreme lower position of water pressure house 40, and the link position of discharge nozzle water shoot 44 and water pressure house 40 is higher than feed-pipe water shoot 42.
When in fermentation pipeline 30, fermentation produces biogas, in multiple fermentation zones inner accumulated of fermentation pipeline 30, and the natural pond liquid in extruding fermentation pipeline 30 flows to feed-pipe 10 and discharge nozzle 20, under the control of the check valve that feed-pipe water shoot 42 is arranged, the natural pond liquid in fermentation pipeline 30 can only flow in water pressure house 40 by discharge nozzle water shoot 44; When using the biogas stored in fermentation pipeline 30, the air pressure in fermentation pipeline 30 reduces, and the natural pond liquid stored in water pressure house 40 is by being back in fermentation pipeline 30 in the unidirectional inflow feed-pipe 10 of feed-pipe water shoot 42 and by discharge nozzle water shoot.
Its beneficial effect is: the natural pond liquid in feed-pipe 10 can not flow in water pressure house 40, prevents fermentation raw material from flowing backwards, and prevents impurity more near feed-pipe 10 from flowing in water pressure house; Natural pond liquid bacteria containing amount near discharge nozzle 20 enriches, and produces in process of methane in fermentation pipeline 30, can bring in water pressure house 40 by the natural pond liquid that bacteria containing amount is abundant, promote the flowing of natural pond liquid; Due to the position relationship of feed-pipe water shoot and discharge nozzle water shoot, when the natural pond liquid backflow stored in water pressure house 40, flow in feed-pipe by natural pond liquid more in water pressure house 40 by feed-pipe water shoot 42, the natural pond liquid that part stores is back in discharge nozzle 20 by discharge nozzle water shoot; The natural pond liquid 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 bacterial classification flows into fermentation system inside.
4th kind of embodiment.
As Fig. 1, shown in 2, the basis of the first embodiment is improved, be with the difference of the first embodiment: uniflux promotes that the methane fermentation system of charging also comprises cloth bacterium device 50, cloth bacterium device 50 is by water shoot 51, cloth tube road 52 and cloth bacterium hole 53 form, cloth tube road 52 is linear pattern pipeline and the central axial direction of edge fermentation pipeline is positioned in fermentation pipeline, the length in cloth tube road 52 is less than the distance between feed-pipe gas block panel 32 and discharge nozzle gas block panel 34, the installation site in cloth tube road 52 is lower than the extreme lower position of the first gas block panel and the second gas block panel, preferably, the installation site in cloth tube road 52 lower than the first gas block panel and the second gas block panel extreme lower position and higher than the extreme lower position of feed-pipe gas block panel and discharge nozzle gas block panel, cloth tube road 52 is connected with the water shoot 51 of vertical direction, the other end of water shoot 51 is connected with bottom water pressure house 40, cloth tube road 52 is provided with multiple cloth bacterium hole 53 run through along the vertical direction of fermentation pipeline central axial direction arrangement, preferably, in the first fermentation zone, the second fermentation zone, the 3rd fermentation zone, distribution is provided with the water shoot 51 of the cloth bacterium device connecting water pressure house 40 and cloth tube road 52.
Biogas is produced in multiple fermentation zones inner accumulated in fermentation pipeline 30, the air pressure of biogas progressively increases, and the natural pond liquid in extruding fermentation pipeline 30 flows in feed-pipe 10, discharge nozzle 20 and cloth bacterium device 50, natural pond liquid liquid level in feed-pipe 10, discharge nozzle 20 and cloth bacterium device 50 constantly rises, until flow in water pressure house 40 by the water shoot 51 of feed-pipe water shoot 42, discharge nozzle water shoot 44 and cloth bacterium device; When using the biogas in fermentation pipeline 30 fermentation zone, in fermentation zone, biogas air pressure reduces, and the natural pond liquid of the storage in water pressure house 40 is back in annular fermentation pipeline 30 respectively by feed-pipe 10, discharge nozzle 20 and cloth bacterium device 50.
Its beneficial effect is: flowed into by feed-pipe 10, discharge nozzle 20 and cloth bacterium device 50 or flowed out natural pond liquid, the natural pond liquid flowing whipping performance in fermentation pipeline 30 is impelled to be enhanced, promote being uniformly distributed of bacterial classification and being uniformly distributed of fermentation raw material, the flowing stirring property of natural pond liquid strengthens, effectively can 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, be with the difference of the 4th kind of embodiment, feed-pipe water shoot 42 is provided with the check valve controlling liquid unidirectional inflow feed-pipe 10 in natural pond in water pressure house 40, discharge nozzle water shoot 44 is provided with the check valve controlling liquid unidirectional inflow water pressure house 40 in natural pond in discharge nozzle 20.
In fermentation pipeline 30, fermentation produces biogas and gathers in multiple fermentation zones in fermentation pipeline, and the air pressure of biogas progressively increases, and the natural pond liquid in extruding fermentation pipeline flows to feed-pipe 10, discharge nozzle 20 and cloth bacterium device 50,
Constantly produce biogas in fermentation pipeline 30, the natural pond liquid liquid level in feed-pipe 10, discharge nozzle 20 and cloth bacterium device 50 constantly rises, until flow in water pressure house 40 by the water shoot 51 of the unidirectional inflow water pressure house of discharge nozzle water shoot 44 and cloth bacterium device 50; When using biogas in the fermentation zone in fermentation pipeline 30, air pressure in fermentation zone reduces, the natural pond liquid stored in water pressure house 40 is back in fermentation pipeline 30 by unidirectional being back in feed-pipe 10 and by the water shoot 51 of cloth bacterium device of feed-pipe water shoot 42, completes circulating of natural pond liquid.
Its beneficial effect is: in the inflow water pressure house 40 that the natural pond liquid that near discharge nozzle 20, bacteria containing amount enriches can only be unidirectional, and reflux eventually through the water shoot of feed-pipe water shoot and cloth bacterium device, in the flowing whipping process promoting natural pond liquid, drive being uniformly distributed of bacterial classification, and the natural pond liquid flowed in feed-pipe 10, can charging be promoted, promote fermentation raw material and go deep into fermentation system inside.
6th kind of embodiment.
As Fig. 1, 2, shown in 3, 6th kind of embodiment improves on the basis of the 4th kind of embodiment, be with the difference of the 4th kind of embodiment, feed-pipe water shoot is provided with the check valve controlling liquid unidirectional inflow feed-pipe in natural pond in water pressure house, the water shoot of cloth bacterium device is provided with the check valve controlling natural pond liquid unidirectional inflow fermentation tube road in water pressure house, the horizontal plane at the lower-most point place of discharge nozzle water shoot 44 and water pressure house 40 link position is higher than the lower-most point of feed-pipe water shoot 44 with water pressure house 40 link position, water shoot 51 and the feed-pipe water shoot 42 of cloth bacterium device 50 are positioned at the lowest point of water pressure house 40 with the link position of water pressure house 40.
What in fermentation pipeline 30, fermentation produced biogas is collected in multiple fermentation zone, and along with the increase of gas production rate, the biogas air pressure gathered in fermentation zone progressively increases, and the natural pond liquid promoted in fermentation zone flows in feed-pipe, discharge nozzle and cloth bacterium device; Along with the further increase of gas production rate, in the water shoot of feed-pipe, discharge nozzle and cloth bacterium device, natural pond liquid liquid level rises, and under the control of check valve, the natural pond liquid in fermentation pipeline can only flow in water pressure house by discharge nozzle water shoot 44; When using the biogas in fermentation zone, biogas air pressure in fermentation zone reduces, the natural pond liquid stored in water pressure house 40 ferments in pipeline by unidirectional being back to of water shoot 51 of feed-pipe water shoot 42 and cloth bacterium device, and be back in discharge nozzle 20 by discharge nozzle water shoot 44, because the position of discharge nozzle water shoot is higher than the water shoot of feed-pipe water shoot and cloth bacterium device, so the natural pond liquid stored in water pressure house 40 is back in fermentation pipeline 30 mainly through feed-pipe water shoot 42 unidirectional inflow feed-pipe 10 and by the water shoot 51 of cloth bacterium device is unidirectional.
Its beneficial effect is: when fermentation pipeline 30 internal gas pressure increases, natural pond liquid abundant for bacteria containing amount near discharge nozzle 20 is flowed in water pressure house 40, utilize discharge nozzle water shoot higher than the water shoot of feed-pipe water shoot and cloth bacterium device, the unidirectional regional be back in fermentation pipeline of the natural pond liquid that bacteria containing amount in water pressure house 40 can be enriched, and the natural pond liquid flowing into feed-pipe 10 through feed-pipe water shoot 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.
As Fig. 1, 2, shown in 4, 7th kind of embodiment improves on the basis of the 5th kind of embodiment, be with the difference of the 5th kind of embodiment, the water shoot 51 of cloth bacterium device 50 extends to water pressure house 40 inside, and the horizontal plane that the water shoot 51 of cloth bacterium device 50 extends to the lower-most point place of water pressure house 40 end side is higher than the horizontal plane at the lower-most point place of discharge nozzle water shoot and water pressure house link position, the horizontal plane at discharge nozzle water shoot and water pressure house link position lower-most point place is higher than the horizontal plane at feed-pipe water shoot and water pressure house link position lower-most point place.
Produce biogas in fermentation pipeline 30 and gather in each fermentation zone, biogas air pressure in each fermentation zone progressively increases, and the natural pond liquid in extruding fermentation pipeline 30 flows to feed-pipe 10, discharge nozzle 20 and cloth bacterium device 50, fermentation pipeline 30 relaying supervention ferment produces biogas, feed-pipe 10, natural pond liquid liquid level in discharge nozzle 20 and cloth bacterium device 50 constantly rises, and first by the unidirectional inflow water pressure house 40 of discharge nozzle water shoot 44, the natural pond liquid liquid level stored in water pressure house 40 constantly rises, when natural pond liquid liquid level in water pressure house 40 reaches the lowest point at water shoot 51 top of cloth bacterium device 50, natural pond liquid in fermentation pipeline 30 flows in water pressure house 40 through the water shoot 51 of cloth bacterium device 50 again, realize the flowing on a large scale of natural pond liquid, when using the biogas in fermentation zone, air pressure in fermentation zone declines, the natural pond liquid stored in water pressure house 40 is back in fermentation pipeline 30 respectively by the water shoot 51 of feed-pipe water shoot 42, cloth bacterium device 50, due to the high and low position relation of the water shoot of feed-pipe water shoot and cloth bacterium device, the natural pond liquid major part stored in water pressure house 40 is made to flow in feed-pipe 10 by feed-pipe water shoot 42, promote circulating of natural pond liquid, drive being uniformly distributed of bacterial classification.
Its advantage is: when in fermentation pipeline 30, biogas air pressure is larger, is flowed in water pressure house by the natural pond liquid of the bacteria containing amount near discharge nozzle 20 compared with horn of plenty, and promotes the flowing of natural pond liquid; When using biogas, by the water shoot 51 of feed-pipe water shoot 42 and cloth bacterium device, the natural pond liquid that the bacteria containing amount stored in water pressure house 40 is abundant is back in fermentation pipeline 30, the part natural pond liquid stored in water pressure house can be flowed into more uniformly each position of fermentation pipeline 30 by cloth bacterium device 50, can the most of natural pond liquid stored in water pressure house 40 be flowed in feed-pipe 10 by feed-pipe water shoot 42, promote charging, promote fermentation raw material and go deep into being uniformly distributed of the inner and bacterial classification of fermentation system.
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, be with four kinds of embodiment differences: feed-pipe water shoot 42 is provided with the check valve controlling the unidirectional inflow feed-pipe 10 of natural pond liquid in water pressure house 40, discharge nozzle water shoot 44 is provided with the check valve controlling liquid unidirectional inflow water pressure house 40 in natural pond in discharge nozzle 20, the water shoot 51 of cloth bacterium device 50 is provided with the check valve controlling natural pond liquid unidirectional inflow fermentation tube road 30 in water pressure house 40.
In fermentation pipeline 30, fermentation produces biogas and constantly to gather in multiple fermentation zone, constantly produces biogas, and the air pressure in fermentation zone is increased, promote the natural pond liquid fermented in pipeline 30 and flow to feed-pipe 10, discharge nozzle 20, cloth bacterium device 50; Continue fermentation in fermentation pipeline 30 and produce biogas, make the natural pond liquid liquid level in feed-pipe 10, discharge nozzle 20, cloth bacterium device 50 increase, and by the unidirectional inflow water pressure house 40 of discharge nozzle water shoot 44; Use the biogas in any one fermentation zone in fermentation pipeline 30, the air pressure in fermentation zone declines, and makes the natural pond liquid in water pressure house 40 be back in fermentation pipeline by feed-pipe water shoot 42 and cloth bacterium device 50, the biogas space reduced in afterfermentation district.
Its beneficial effect is: when in fermentation pipeline 30, biogas air pressure is larger, flows in water pressure house 40 by the natural pond liquid being rich in bacterial classification near discharge nozzle 20; During the natural pond liquid backflow stored in water pressure house 40, the abundant natural pond liquid of bacteria containing amount is distributed in fermentation zone uniformly, and the natural pond liquid flowed in feed-pipe can promote charging, promote fermentation raw material deeply to ferment in pipeline, improve the fermentation efficiency of fermentation system, and factor of created gase, the flowing mixing effect of natural pond liquid is good, effectively can prevent crust.
9th kind of embodiment.
As Fig. 1, 2, 3, shown in 4, 9th kind of embodiment improves on the basis of the 4th kind of embodiment, be with four kinds of embodiment differences: feed-pipe water shoot 42 is provided with the check valve controlling the unidirectional inflow feed-pipe 10 of natural pond liquid in water pressure house 40, discharge nozzle water shoot 44 is provided with the check valve controlling liquid unidirectional inflow water pressure house 40 in natural pond in discharge nozzle 20, the water shoot 51 of cloth bacterium device 50 is provided with the check valve controlled in fermentation pipeline 30 in the unidirectional inflow water pressure house 40 of natural pond liquid, the horizontal plane at discharge nozzle water shoot 44 and the lower-most point place of water pressure house 40 link position is higher than the horizontal plane at the lower-most point place, water shoot 51 top of cloth bacterium device 50.
In fermentation pipeline 30, fermentation produces biogas and gathers in multiple fermentation zone, and along with the continuous increase of methane quantity, the biogas air pressure in fermentation zone also increases thereupon, and the natural pond liquid in extruding fermentation pipeline 30 flows to feed-pipe, discharge nozzle, cloth bacterium device; Biogas air pressure in fermentation pipeline increases further, and the natural pond liquid liquid level promoted in feed-pipe 10, discharge nozzle 20 and cloth bacterium device 50 rises, first by the water shoot 51 of cloth bacterium device 50, the natural pond liquid in fermentation pipeline 30 is flowed in water pressure house 40, when the natural pond liquid liquid level stored in water pressure house 40 rises to the lower-most point of discharge nozzle water shoot 44, and by discharge nozzle water shoot 44, the natural pond liquid in discharge nozzle 20 is flowed in water pressure house 40; When using the biogas in fermentation zone, the biogas air pressure in fermentation zone declines, and the natural pond liquid in water pressure house 40 is back in feed-pipe 10 by feed-pipe water shoot 42 is unidirectional.
Its beneficial effect is: in water pressure house 40, export natural pond liquid by cloth bacterium device 50, effectively raise the flowing property of intrasystem natural pond liquid, reaches the uniform object of cloth bacterium in the flowing whipping process of natural pond liquid; During by discharge nozzle water shoot to water pressure house conveying natural pond liquid, natural pond liquid discharge nozzle annex being rich in bacterial classification is brought in water pressure house; When natural pond liquid in water pressure house refluxes, can only be delivered in feed-pipe by feed-pipe water shoot, bring in feed-pipe by the natural pond liquid being rich in bacterial classification, promote charging by the flowing of natural pond liquid, the fermentation raw material promoted in feed-pipe gos deep into fermentation system inside.
Tenth kind of embodiment.
As Fig. 1, 2, shown in 3, 9th kind of embodiment improves on the basis of the 4th kind of embodiment, be with four kinds of embodiment differences: feed-pipe water shoot 42 is provided with the check valve controlling the unidirectional inflow feed-pipe 10 of natural pond liquid in water pressure house 40, discharge nozzle water shoot 44 is provided with the check valve controlling liquid unidirectional inflow water pressure house 40 in natural pond in discharge nozzle 20, the water shoot 51 of cloth bacterium device 50 is provided with the check valve controlled in fermentation pipeline 30 in the unidirectional inflow water pressure house 40 of natural pond liquid, water shoot 51 top of cloth bacterium device extends in water pressure house 40, the horizontal plane at discharge nozzle water shoot 44 and the lower-most point place of water pressure house 40 link position is lower than the horizontal plane at the lower-most point place, water shoot 51 top of cloth bacterium device 50.
In fermentation pipeline 30, fermentation produces biogas and gathers in multiple fermentation zone, and along with the continuous increase of methane quantity, the biogas air pressure in fermentation zone also increases thereupon, and the natural pond liquid in extruding fermentation pipeline 30 flows to feed-pipe, discharge nozzle, cloth bacterium device; Biogas air pressure in fermentation pipeline increases further, and the natural pond liquid liquid level promoted in feed-pipe 10, discharge nozzle 20 and cloth bacterium device 50 rises, and first flow in water pressure house 40 by discharge nozzle water shoot 44, when natural pond liquid liquid level in water pressure house 40 rises to the water shoot 51 top lowest point of cloth bacterium device 50, the natural pond liquid in fermentation pipeline 30 flows in water pressure house 40 by the water shoot 51 of cloth bacterium device 50 again; When using the biogas in fermentation zone, the biogas air pressure in fermentation zone declines, and the natural pond liquid stored in water pressure house 40 can only be back in feed-pipe 10 by feed-pipe water shoot 42 is unidirectional, completes circulating of natural pond liquid.
Its beneficial effect is: when carrying natural pond liquid by discharge nozzle water shoot 44 in water pressure house 40, brought in water pressure house by the natural pond liquid being rich in bacterial classification, and by cloth bacterium device to water pressure house conveying natural pond liquid, the natural pond liquid flowing in accelerating system; Natural pond liquid in water pressure house 40 is refluxed by feed-pipe water shoot, and the natural pond liquid being rich in bacterial classification is brought in feed-pipe, and promotes charging, is brought in feed-pipe 10 by the natural pond liquid being rich in bacterial classification.
9th kind of embodiment is compared with the tenth kind of embodiment, 9th kind of embodiment mainly lays particular emphasis on the flowing promoting natural pond liquid, being uniformly distributed of bacterial classification is driven by the flowing of natural pond liquid, tenth kind of embodiment mainly lays particular emphasis on to be brought in feed-pipe by the natural pond liquid being rich in bacterial classification near discharge nozzle, promote that the natural pond liquid recycle stream being rich in bacterial classification moves, 9th kind of embodiment and the tenth kind of embodiment are all by the natural pond liquid in water pressure house 40 by the unidirectional inflow feed-pipe 10 of feed-pipe water shoot 42, and it is inner that the fermentation raw material promoted near feed-pipe 10 flows into fermentation system.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, the General Principle defined in the present invention when not departing from spirit of the present invention or scope, can realize in other embodiments.Therefore, the present invention can not be defined to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (4)
1. uniflux promotes the methane fermentation system of charging, it is characterized in that, it comprises feed-pipe, discharge nozzle, fermentation pipeline, water pressure house, fermentation pipeline is linear pattern pipeline, fermentation pipeline both end sides is connected to feed-pipe and discharge nozzle, water pressure house is installed on fermentation pipeline top, the feed-pipe water shoot of horizontal positioned is connected with between water pressure house and feed-pipe, the discharge nozzle water shoot of horizontal positioned is connected with between water pressure house and discharge nozzle, fermentation pipeline and feed-pipe link position place are provided with feed-pipe gas block panel, fermentation pipeline and discharge nozzle link position place are provided with discharge nozzle gas block panel, multiple gas block panel between feed-pipe gas block panel and discharge nozzle gas block panel is also provided with in fermentation pipeline, space between adjacent gas block panel forms a fermentation zone, the top of each fermentation zone is communicated with independently airway respectively, and airway is provided with valve body, feed-pipe water shoot is provided with the check valve controlling liquid unidirectional inflow feed-pipe in natural pond in water pressure house, the link position of feed-pipe water shoot and water pressure house is the extreme lower position of water pressure house, and the link position of discharge nozzle water shoot and water pressure house is higher than the link position of feed-pipe water shoot and water pressure house.
2. uniflux according to claim 1 promotes the methane fermentation system of charging, it is characterized in that, the length of the projection of the gas block panel in the vertical direction between feed-pipe gas block panel and discharge nozzle gas block panel is less than the length of the projection of feed-pipe gas block panel and discharge nozzle gas block panel in the vertical direction.
3. uniflux according to claim 2 promotes the methane fermentation system of charging, it is characterized in that, is provided with the guide pillar matched with airway in water pressure house.
4. uniflux according to claim 3 promotes the methane fermentation system of charging, it is characterized in that, water pressure house top adopts the structure of sealing, and water pressure house top is provided with the vapor pipe be communicated with air.
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Application publication date: 20150429 |