CN202912951U - Biogas digester - Google Patents
Biogas digester Download PDFInfo
- Publication number
- CN202912951U CN202912951U CN2012203850822U CN201220385082U CN202912951U CN 202912951 U CN202912951 U CN 202912951U CN 2012203850822 U CN2012203850822 U CN 2012203850822U CN 201220385082 U CN201220385082 U CN 201220385082U CN 202912951 U CN202912951 U CN 202912951U
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- Prior art keywords
- methane
- generating
- monomer
- pits
- generating pit
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M21/00—Bioreactors or fermenters specially adapted for specific uses
- C12M21/04—Bioreactors or fermenters specially adapted for specific uses for producing gas, e.g. biogas
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/02—Form or structure of the vessel
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/38—Caps; Covers; Plugs; Pouring means
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/58—Reaction vessels connected in series or in parallel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Abstract
The utility model discloses a biogas digester. The biogas digester comprises at least two single biogas digesters, wherein the tops of the at least two single biogas digesters are both arched structures; and spaces in the at least two single biogas digesters below a preset liquid level are communicated with each other. Compared with the prior art, the biogas digester disclosed by the embodiment of the utility model has the advantages as follows: each single biogas digester has the advantages of larger volume and larger gas yield; as each digester body can be regarded as a single biogas digester, requirements on the top rise span ratio of the biogas digester and the bearing quality of the tank wall are lower and the construction difficulty is reduced; and moreover, as fermenting liquids in the at least two single biogas digesters can flow into each other, feeding, discharging, liquid level, temperature and pH value of the biogas digester can be monitored by using one set of monitoring equipment.
Description
Technical field
The application relates to the biogas technology field, particularly relates to a kind of methane-generating pit of novel texture.
Background technology
The biogas combustion generating is a biogas utilization technology that occurs along with the development of large methane tank construction and biogas comprehensive utilization, it is used for engine through the biogas that produces after the anaerobically fermenting processing with organism in methane-generating pit, and composite generating set is housed, to produce electric energy and heat energy.Marsh gas power generation has the characteristics such as wound effect, energy-conservation, safety and environmental protection, is a kind of widely distributed and inexpensive distributed energy.
Present existing methane-generating pit is independent pond body, and body top, pond is generally dome-shaped, like this when the design-build methane-generating pit, be subjected to the impact of ledge ratio of rise to span and bay wall load-bearing quality, the volume of the methane-generating pit of monomer is not too large, cause the gas production rate of monomer methane-generating pit to be restricted, be difficult to satisfy the user to the demand of biogas.In order to solve the limited problem of monomer methane tank gas production amount, usually the scheme that adopts at present is: build a plurality of monomer methane-generating pits, and the in parallel or series connection with the outlet pipe of a plurality of monomer methane-generating pits, but because each monomer methane-generating pit all needs separately temperature and potential of hydrogen etc. in liquid level, the pond in charging, discharging, the pond to be monitored during the fermentation, so just there is the problem to the management inconvenience of a plurality of monomer methane-generating pits, and so that the cost increase of management.
The utility model content
In view of this, the embodiment of the present application provides a kind of methane-generating pit, to solve existing monomer methane-generating pit and the existing problem of a plurality of monomer methane-generating pits of the in parallel or series connection of outlet pipe only.
To achieve these goals, the technical scheme that provides of the embodiment of the present application is as follows:
A kind of methane-generating pit comprises: at least two monomer methane-generating pits, wherein:
The top of at least two described monomer methane-generating pits is domes, and is positioned at the following space of default liquid level at least in two described monomer methane-generating pits and is connected.
Preferably, be provided with passage between adjacent two monomer methane-generating pits at least two monomer methane-generating pits;
Equal at the bottom of the pond of the bottom of described passage and adjacent two monomer methane-generating pits, the top of described passage is positioned at the default liquid level below of at least two described monomer methane-generating pits, and the distance between the top of described passage and the described default liquid level is less than the height of described passage.
Preferably, the structure that the pool wall of at least two described monomer methane-generating pits surrounds is rectangular structure or cylinder-like structure, and the pool wall of adjacent two described monomer methane-generating pits contacts, and described passage is to be arranged on contact opening on the pool wall of adjacent two described monomer methane-generating pits.
Preferably, the structure that the pool wall of at least two described monomer methane-generating pits surrounds is cylinder-like structure, and the cylinder-like structure of adjacent two described monomer methane-generating pits overlaps, and described passage is the opening that is arranged on adjacent two described monomer methane-generating pit intersecting planes.
Preferably, described opening is shaped as arched door.
Preferably, at least two linearly type arrangements of described monomer methane-generating pit.
Preferably, be positioned at least two described monomer methane-generating pits on the monomer methane-generating pit at two ends and be respectively arranged with opening for feed and discharge port, and described opening for feed is arranged on below the described default liquid level, described discharge port is arranged on Chi Dishang.
Preferably, be domatic at the bottom of the pond of at least two described monomer methane-generating pits, and described domatic height point to described discharge port direction along described opening for feed and reduce successively
By with technical scheme as seen, this methane-generating pit that upper the embodiment of the present application provides is comprised of at least two monomer methane-generating pits, is positioned at the following space of default liquid level at least in two monomer methane-generating pits and is connected.When the height of the fermented liquid in the monomer methane-generating pit was positioned at default liquid level, an independent aerogenesis space was all arranged at the top of each monomer methane-generating pit, and at least two interior fermented liquids of monomer methane-generating pit can flow mutually.
Compare with an existing monomer methane-generating pit, each monomer methane-generating pit all has larger volume in this methane-generating pit that the embodiment of the present application provides, gas production rate is larger, and since each pond body all can to regard an independent methane-generating pit as lower to top ratio of rise to span and the bay wall load-bearing specification of quality of methane-generating pit, reduced difficulty of construction, and, because the fermented liquids at least two monomer methane-generating pits can flow mutually, thus can adopt can this methane-generating pit once the cover watch-dog charging, discharging, liquid level, temperature, potential of hydrogen monitor.
Description of drawings
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, the accompanying drawing that the following describes only is some embodiment that put down in writing among the application, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of a kind of methane-generating pit that Fig. 1 provides for the embodiment of the present application;
The cross-sectional view of the passage that Fig. 2 provides for the embodiment of the present application;
The structural representation of the another kind of methane-generating pit that Fig. 3 provides for the embodiment of the present application;
The structural representation of another methane-generating pit that Fig. 4 provides for the embodiment of the present application.
Embodiment
In order to make those skilled in the art person understand better technical scheme among the application, below in conjunction with the accompanying drawing in the embodiment of the present application, technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment only is the application's part embodiment, rather than whole embodiment.Based on the embodiment among the application, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all should belong to the scope of the application's protection.
Embodiment one:
The structural representation of a kind of methane-generating pit that Fig. 1 provides for the embodiment of the present application.
This methane-generating pit that the embodiment of the present application provides comprises: at least two monomer methane-generating pits, as shown in Figure 1,1 is the monomer methane-generating pit among the figure, 2 are default liquid level, and the numbering of monomer methane-generating pit is followed successively by 11,12 and wherein from left to right: be connected below default liquid level between adjacent two monomer methane-generating pits 1, here default liquid level 2 can be the best aerogenesis liquid level of methane-generating pit, or the highest liquid level of design.
As shown in Figure 1, in at least two monomer methane-generating pits 1, be provided with passage 3 between adjacent two monomer methane-generating pits, equal at the bottom of the pond of the bottom surface of passage 3 and adjacent two monomer methane-generating pits 1, guarantee that feed liquid can flow by passage 3 between adjacent two monomer methane-generating pits 1.
As shown in Figure 1, for so that adjacent two monomer methane-generating pits 1 below default liquid level, be connected, in the embodiment of the present application, the top of passage 3 is positioned at the below of adjacent two monomer biogas, 2 default liquid levels, like this when the natural pond liquid level in the monomer methane-generating pit 1 during in default liquid level, passage 3 is immersed in below the surface of natural pond liquid, as shown in Figure 1,4 for being arranged on the circular aerogenesis space at each methane-generating pit top among the figure, so just can guarantee that at least two monomer methane-generating pits 1 during in default liquid level, have independently aerogenesis space in the natural pond liquid level.Owing to below liquid level, communicating between at least two monomer methane-generating pits, so temperature, the pH value difference of the natural pond liquid at least two monomer methane-generating pits are little, when need to be to the temperature in the methane-generating pit, when pH value detects, once can just can detect at least two monomer methane-generating pits convenient management.
In addition, in the embodiment of the present application, as shown in Figure 2, be the cross-sectional view of passage, the shape of passage 3 can be the arch door shape shape.And in the embodiment of the present application, the structure that each monomer methane-generating pit 1 pool wall surrounds can be cylinder-like structure as shown in Figure 1, and structure that also can other shapes is such as rectangular structure etc.
In addition, as shown in Figure 1, in the embodiment of the present application, at least two linearly type arrangements of monomer methane-generating pit 1, and be positioned on the monomer methane-generating pit 1 at two ends and be respectively arranged with opening for feed 5 and discharge port 6, and in order to prevent that opening for feed 6 from communicating with the external world, in the embodiment of the present application, as shown in Figure 1, opening for feed 5 is arranged on below the default liquid level, when the natural pond liquid level in the monomer methane-generating pit 1 during in default liquid level, be positioned at the following opening for feed 5 of default liquid level with sealed like this, thereby realize the purpose that prevents that it from communicating with the external world.In other embodiment of the application, can be alternate manner between the monomer methane-generating pit 1 and arrange, for example three monomer methane-generating pits can be the isosceles triangle arrangement, are connected between any two.
For convenient natural pond liquid in the methane-generating pit is discharged, discharge port 6 is arranged on Chi Dishang, and discharge port 6 is equipped with extractor pump, is used for natural pond liquid and discharges.In the embodiment of the present application, for so that the natural pond liquid at least two monomer methane-generating pits can be emptying, in the embodiment of the present application, as shown in Figure 3, the bottom surface of at least two monomer methane-generating pits can be domatic 7, and domatic height reduces successively along the direction that opening for feed 5 points to discharge port 6, and namely when the needs discharging, the natural pond liquid that is positioned at the monomer methane-generating pit 1 of opening for feed 5 directions can flow to discharge port 6 from high to low.
By with technical scheme as seen, this methane-generating pit that upper the embodiment of the present application provides is comprised of at least two monomer methane-generating pits, is positioned at the following space of default liquid level at least in two monomer methane-generating pits and is connected.When the height of the fermented liquid in the monomer methane-generating pit was positioned at default liquid level, an independent aerogenesis space was all arranged at the top of each monomer methane-generating pit, and at least two interior fermented liquids of monomer methane-generating pit can flow mutually.
Compare with an existing monomer methane-generating pit, each monomer methane-generating pit all has larger volume in this methane-generating pit that the embodiment of the present application provides, gas production rate is larger, and since each pond body all can to regard an independent methane-generating pit as lower to top ratio of rise to span and the bay wall load-bearing specification of quality of methane-generating pit, reduced difficulty of construction, and, because the fermented liquids at least two monomer methane-generating pits can flow mutually, thus can adopt can this methane-generating pit once the cover watch-dog charging, discharging, liquid level, temperature, potential of hydrogen monitor.
Embodiment two:
In a upper embodiment, need to build between adjacent two monomer methane-generating pits one so that between adjacent two monomer methane-generating pits the space below default liquid level be connected, and build separately passage, meeting so that cost increase, if the long natural pond liquid that also can affect of passage flows between adjacent two monomer methane-generating pits.
In the embodiment of the present application, another kind of methane-generating pit also is provided, as shown in Figure 4, this methane-generating pit comprises at least two monomer methane-generating pits 1, and below default liquid level, be connected between adjacent two monomer methane-generating pits 1, here default liquid level can be the best aerogenesis liquid level of methane-generating pit, or the highest liquid level of design.
As shown in Figure 3, in the embodiment of the present application, the structure that the pool wall of each monomer methane-generating pit 1 surrounds is cylindric, the cylinder-like structure of adjacent two monomer methane-generating pits 1 contacts, and in contact part a bearing wall 8 can be set, in addition, in the embodiment of the present application, the cylinder-like structure of adjacent two monomer methane-generating pits 1 can also overlap.
On bearing wall 8, can be provided with passage 3, and the top of passage 3 is positioned at the below of adjacent two monomer biogas, 2 default liquid levels, like this when the natural pond liquid level in the monomer methane-generating pit 1 during in default liquid level, passage 3 is immersed in below the surface of natural pond liquid, as shown in Figure 1,4 for being arranged on the circular aerogenesis space at each methane-generating pit top among the figure, so just can guarantee at least two monomer methane-generating pits 1 in the natural pond liquid level when presetting liquid level, have independently aerogenesis space.In addition, in the embodiment of the present application, the shape of passage 3 can be the arch door shape shape.
In addition, in the embodiment of the present application, can referring to the description in above-described embodiment one, not repeat them here about the setting of the opening for feed in the methane-generating pit, discharge port and bottom surface.
This methane-generating pit that the embodiment of the present application provides, at least two monomer methane-generating pit inherences are positioned at the following space of default liquid level and are connected, so just so that when fermentation, an independent aerogenesis space is all arranged at the top of each monomer methane-generating pit, and at least two interior fermented liquids of monomer methane-generating pit can flow mutually.And since each pond body all can to regard an independent methane-generating pit as lower to top ratio of rise to span and the bay wall load-bearing specification of quality of methane-generating pit, reduced difficulty of construction, and, because the fermented liquids at least two monomer methane-generating pits can flow mutually, thus can adopt can this methane-generating pit once the cover watch-dog charging, discharging, liquid level, temperature, potential of hydrogen monitor.
The above only is the application's preferred implementation, makes those skilled in the art can understand or realize the application.Multiple modification to these embodiment will be apparent to one skilled in the art, and General Principle as defined herein can in the situation of the spirit or scope that do not break away from the application, realize in other embodiments.Therefore, the application will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. a methane-generating pit is characterized in that, comprising: at least two monomer methane-generating pits, wherein:
The top of at least two described monomer methane-generating pits is domes, and is positioned at the following space of default liquid level at least in two described monomer methane-generating pits and is connected.
2. methane-generating pit according to claim 1 is characterized in that, is provided with passage between adjacent two monomer methane-generating pits at least two monomer methane-generating pits;
Equal at the bottom of the pond of the bottom of described passage and adjacent two monomer methane-generating pits, the top of described passage is positioned at the default liquid level below of at least two described monomer methane-generating pits, and the distance between the top of described passage and the described default liquid level is less than the height of described passage.
3. methane-generating pit according to claim 2, it is characterized in that, the structure that the pool wall of at least two described monomer methane-generating pits surrounds is rectangular structure or cylinder-like structure, and the pool wall of adjacent two described monomer methane-generating pits contacts, and described passage is to be arranged on contact opening on the pool wall of adjacent two described monomer methane-generating pits.
4. methane-generating pit according to claim 2, it is characterized in that, the structure that the pool wall of at least two described monomer methane-generating pits surrounds is cylinder-like structure, and the cylinder-like structure of adjacent two described monomer methane-generating pits overlaps, and be provided with bearing wall at described lap, described passage is the arched door that is arranged on described bearing wall.
5. according to claim 3 or 4 described methane-generating pits, it is characterized in that, described opening be shaped as arched door.
6. methane-generating pit according to claim 1 is characterized in that, at least two linearly type arrangements of described monomer methane-generating pit.
7. methane-generating pit according to claim 1, it is characterized in that, be positioned at least two described monomer methane-generating pits on the monomer methane-generating pit at two ends and be respectively arranged with opening for feed and discharge port, and described opening for feed is arranged on below the described default liquid level, described discharge port is arranged on Chi Dishang.
8. methane-generating pit according to claim 7 is characterized in that, is domatic at the bottom of the pond of at least two described monomer methane-generating pits, and described domatic height points to described discharge port direction along described opening for feed and reduces successively.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012203850822U CN202912951U (en) | 2012-08-03 | 2012-08-03 | Biogas digester |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2012203850822U CN202912951U (en) | 2012-08-03 | 2012-08-03 | Biogas digester |
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CN202912951U true CN202912951U (en) | 2013-05-01 |
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CN2012203850822U Expired - Fee Related CN202912951U (en) | 2012-08-03 | 2012-08-03 | Biogas digester |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102851203A (en) * | 2012-08-03 | 2013-01-02 | 北京奇迪惠民科技投资有限公司 | Marsh gas tank |
CN104804979A (en) * | 2014-01-23 | 2015-07-29 | 安徽阜阳永志环能工程有限公司 | Tunnel-type three-stage anaerobic apparatus |
CN105925466A (en) * | 2016-05-23 | 2016-09-07 | 宾川佳泓养殖专业合作社 | Household underground biogas reaction pool |
-
2012
- 2012-08-03 CN CN2012203850822U patent/CN202912951U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102851203A (en) * | 2012-08-03 | 2013-01-02 | 北京奇迪惠民科技投资有限公司 | Marsh gas tank |
CN104804979A (en) * | 2014-01-23 | 2015-07-29 | 安徽阜阳永志环能工程有限公司 | Tunnel-type three-stage anaerobic apparatus |
CN105925466A (en) * | 2016-05-23 | 2016-09-07 | 宾川佳泓养殖专业合作社 | Household underground biogas reaction pool |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130501 Termination date: 20170803 |