CN104293654A - Novel biogas digester - Google Patents
Novel biogas digester Download PDFInfo
- Publication number
- CN104293654A CN104293654A CN201410482201.XA CN201410482201A CN104293654A CN 104293654 A CN104293654 A CN 104293654A CN 201410482201 A CN201410482201 A CN 201410482201A CN 104293654 A CN104293654 A CN 104293654A
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- Prior art keywords
- fermentation room
- pneumatic tube
- secondary fermentation
- chamber
- biomass pool
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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
- C12M23/36—Means for collection or storage of gas; Gas holders
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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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- 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
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/02—Stirrer or mobile mixing elements
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M33/00—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
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- Genetics & Genomics (AREA)
- Biomedical Technology (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
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- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Sustainable Development (AREA)
- Molecular Biology (AREA)
- Clinical Laboratory Science (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides a novel biogas digester which comprises a secondary fermentation chamber and a plurality of primary fermentation chambers which are identical in structure, wherein a feed inlet and a gas conveying pipe A are arranged on each primary fermentation chamber, a stirrer is arranged inside each primary fermentation chamber, a desilting device is arranged at the bottom of each primary fermentation chamber, the primary fermentation chambers are communicated with the secondary fermentation chamber through feeding channels arranged at the bottoms, a water pressure chamber is arranged between the primary fermentation chambers and the secondary fermentation chamber, a gas storage hood covers the top of the secondary fermentation chamber, a balancing weight is arranged at the bottom of the gas storage hood and is arranged in the water pressure chamber, so that a balance pressure gas storage chamber is formed at the upper part of the gas storage hood and is sealed by a circular arc-shaped upper cover, a gas conveying pipe B is arranged at the top of the circular arc-shaped upper cover, the gas conveying pipe A and the gas conveying pipe B are both connected with a main gas conveying pipe. According to the novel biogas digester, by adopting a modular design, the primary fermentation chambers are added according to different demands and site sizes and are matched with a structure integrating fermentation and gas storage, the novel biogas digester is compact in structure, is capable of reducing the construction cost by 30%, occupies a small space, and is convenient to operate, manage and maintain.
Description
Technical field
The invention belongs to a kind of firedamp gas equipment, particularly a kind of Novel biomass pool.
Background technology
Biogas is as a kind of renewable energy source, and not only clean, cheap, health but also demonstrate the superiority of its uniqueness at developing agricultural and all many-sides such as environment protection and comprehensive utilization gradually, is subject to the great attention of the country and people.But there is following defect in existing firedamp gas equipment: 1, existing biogas engineering adopts the split type practice mostly, anaeroic digestor (march gas producing container) to gas storage holder spacing will reach two air chambers of certain distance, large quantities of pipeline will be had like this to connect toward anti-, take a lot of work, take material, because pipeline connection needs technical higher, easy generation is leaked, and heat losses is many, floor space large and operate, manage and keep in repair all not too convenient, fault is many, make troubles to user.2, gas production rate is low, because the digestion index of existing marsh gas fermentation process material only has 50%-60%, its major cause be material in anaeroic digestor raw material → semi green stock → compared with grog → grog control bad, the raw material causing about 40% not digest are discharged, thus limit the raising of biogas fermentation level.3, because project occupation of land area is large, building dispersion event heat insulation effect is poor, and Biogas production during winter rate is low.4, owing to adopting the one-piece construction of concrete placement, operating efficiency is low, cannot carry out industrialization and manufacture on a large scale, thus seriously constrains the universal of biogas and promote.5, owing to not having supercharging device in traditional methane tank, the situation such as usually occur when aerogenesis is not enough dying or air pressure is not enough, causes biogas normally to use.6, when life-time service, because a large amount of waste residue alluvial causes methane-generating pit internal capacity to change at the bottom of methane tank, normal use is had a strong impact on.
Chinese patent " large-scale body-lined type biogas fermentation tank arrangement " (ZL2008200746341), although solve above-mentioned subproblem, still has the overwhelming majority not yet to solve.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art part, provide a kind of Novel biomass pool, this device adopts modular design, integrates fermentation, gas storage, and can supplement air pressure in time according to pressure variation; Simultaneously in conjunction with apparatus for eliminating sludge, can effectively by the spoil removing in pond of depositing, compact construction, raw material can be made to be utilized fully, improve gas production rate, not only reduce laid down cost, and repeating utilization factor is high.
The object of the invention is to be achieved through the following technical solutions:
A kind of Novel biomass pool, the one time fermentation room identical with multiple structure by Secondary Fermentation room forms, one time fermentation room is provided with opening for feed and pneumatic tube A, agitator is equipped with in inside, bottom is provided with Accrete clearing device, the feeding channel that one time fermentation room is arranged by bottom is connected with Secondary Fermentation room, water pressure house is provided with between one time fermentation room and Secondary Fermentation room, top, Secondary Fermentation room is covered with storage cover, bottom storage cover, balancing weight is housed, balancing weight is placed in water pressure house, thus make storage cover top form a weighing apparatus pressure air storage chamber, and this air storage chamber is sealed by arc-shaped upper cover, described arc-shaped upper cover top is provided with pneumatic tube B, described pneumatic tube A is all connected with total pneumatic tube with pneumatic tube B, residue outlet and discharge nozzle are equipped with in described Secondary Fermentation indoor.
And described Accrete clearing device is made up of hydro-cylinder, plunger rod and and the scraper block that feeding channel can be sealed suitable with feeding channel, and described hydro-cylinder is connected with scraper briquetting by plunger rod.
And, cover on described and be provided with pressure release valve.
And, described one time fermentation room be peripherally equipped with thermal insulation layer.
And, described pneumatic tube A is provided with valve switch A.
And, described pneumatic tube B is provided with valve switch B.
And, described total pneumatic tube is provided with valve switch C.
Advantage of the present invention and economical effectiveness are:
1, the present invention adopts modular design, one time fermentation room is added for different demand and place size, and coordinate and integrate the structure of fermentation, gas storage, compact construction, can reduce construction costs 30%, the space taken is little and operate, to manage and easy to maintenance.
2, the present invention completes acidication and the gas generation process of material after one time fermentation room is by mechanical stirring, and residence time of material is 15-20 days.Then, Secondary Fermentation room is by indoor for one time fermentation complicated organism and do not have the organism of complete digestion to carry out further fully fermentation, residence time is 10 days, extend the residence time of material like this, organism is made to be able to abundant digestibility and utilization, thus make raw material digestibility reach 85%, improve factor of created gase 30%.
3, the present invention is by increasing Accrete clearing device, can clear up for the raw material of the indoor non-fully fermenting of one time fermentation and semi green stock timely and effectively, the material hardened bottom proving room or solidify is pushed to Secondary Fermentation indoor in time ferment again, not only increase factor of created gase, and be conducive to the life-time service of methane-generating pit.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention (broken section).
Embodiment
For content of the present invention, Characteristic can be understood further, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows.It should be noted that, the present embodiment is descriptive, is not determinate, can not limit protection scope of the present invention thus.
A kind of Novel biomass pool, the one time fermentation room (18) identical with multiple structure by Secondary Fermentation room (15) forms, one time fermentation room is provided with opening for feed (1) and pneumatic tube A (3), agitator (2) is equipped with in inside, bottom is provided with Accrete clearing device, the feeding channel (17) that one time fermentation room is arranged by bottom is connected with Secondary Fermentation room, water pressure house (16) is provided with between one time fermentation room and Secondary Fermentation room, top, Secondary Fermentation room is covered with storage cover (14), balancing weight (13) is housed bottom storage cover, balancing weight is placed in water pressure house, thus make storage cover top form weighing apparatus pressure air storage chamber (10), and this air storage chamber is sealed by arc-shaped upper cover (5), described arc-shaped upper cover top is provided with pneumatic tube B (7), described pneumatic tube A and pneumatic tube B are all connected with total pneumatic tube (11), residue outlet (23) and discharge nozzle (22) are equipped with in described Secondary Fermentation indoor.
And described Accrete clearing device is made up of hydro-cylinder (21), plunger rod (20) and and the scraper block (19) that feeding channel can be sealed suitable with feeding channel, and described hydro-cylinder is connected with scraper briquetting by plunger rod.Cover on described and be provided with pressure release valve (8).Described one time fermentation room be peripherally equipped with thermal insulation layer (12).Described pneumatic tube A is provided with valve switch A (4).Described pneumatic tube B is provided with valve switch B (6).Described total pneumatic tube is provided with valve switch C (9).
Principle of work of the present invention is: first scraper block is withstood feeding channel before use and make one time fermentation room become enclosed space, then start, fermented by the injection one time fermentation room of material, acidication and the gas generation process of material is completed after one time fermentation room is by mechanical stirring, residence time of material is 15-20 days, one time fermentation room pressure can be controlled by valve switch A, B, C during this period, valve switch A, C can be opened under normal use and normally use; When air pressure is too high by opening valve switch A, B, valve-off switch C, is imported into biogas in air storage chamber by draught head and preserves simultaneously.After the indoor fermentation of one time fermentation completes, scraper block is opened, material is made to flow into Secondary Fermentation by feeding channel indoor, then scraper block is closed, can be fermented in one time fermentation room and Secondary Fermentation room simultaneously, so not only extend the residence time of material, organism is made to be able to abundant digestibility and utilization, and the raw material digestibility made can reach 85%, improve factor of created gase 30%, simultaneously by valve switch A, B, cooperation between C and storage cover, effective adjustment once, air pressure between Secondary Fermentation room and air storage chamber, user can be regulated according to different situations when operating, effectively ensure that the just conventional gas of user.
Claims (7)
1. a Novel biomass pool, it is characterized in that: the one time fermentation room identical with multiple structure by Secondary Fermentation room forms, one time fermentation room is provided with opening for feed and pneumatic tube A, agitator is equipped with in inside, bottom is provided with Accrete clearing device, the feeding channel that one time fermentation room is arranged by bottom is connected with Secondary Fermentation room, water pressure house is provided with between one time fermentation room and Secondary Fermentation room, top, Secondary Fermentation room is covered with storage cover, bottom storage cover, balancing weight is housed, balancing weight is placed in water pressure house, thus make storage cover top form a weighing apparatus pressure air storage chamber, and this air storage chamber is sealed by arc-shaped upper cover, described arc-shaped upper cover top is provided with pneumatic tube B, described pneumatic tube A is all connected with total pneumatic tube with pneumatic tube B, residue outlet and discharge nozzle are equipped with in described Secondary Fermentation indoor.
2. a kind of Novel biomass pool according to claim 1, it is characterized in that: described Accrete clearing device is made up of hydro-cylinder, plunger rod and and the scraper block that feeding channel can be sealed suitable with feeding channel, and described hydro-cylinder is connected with scraper briquetting by plunger rod.
3. a kind of Novel biomass pool according to claim 1, is characterized in that: cover on described and be provided with pressure release valve.
4. a kind of Novel biomass pool according to claim 1, is characterized in that: described one time fermentation room be peripherally equipped with thermal insulation layer.
5. a kind of Novel biomass pool according to claim 1, is characterized in that: described pneumatic tube A is provided with valve switch A.
6. a kind of Novel biomass pool according to claim 1, is characterized in that: described pneumatic tube B is provided with valve switch B.
7. a kind of Novel biomass pool according to claim 1, is characterized in that: described total pneumatic tube is provided with valve switch C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410482201.XA CN104293654A (en) | 2014-09-19 | 2014-09-19 | Novel biogas digester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410482201.XA CN104293654A (en) | 2014-09-19 | 2014-09-19 | Novel biogas digester |
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| Publication Number | Publication Date |
|---|---|
| CN104293654A true CN104293654A (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410482201.XA Pending CN104293654A (en) | 2014-09-19 | 2014-09-19 | Novel biogas digester |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104804996A (en) * | 2015-05-27 | 2015-07-29 | 张伟伟 | Self-circulation stirring device |
| CN104818207A (en) * | 2015-05-27 | 2015-08-05 | 张伟伟 | Separated type pneumatic stirring device |
| CN109852538A (en) * | 2019-04-03 | 2019-06-07 | 方旭华 | A kind of methane tank feeding stirring deslagging linkage |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4436818A (en) * | 1980-07-11 | 1984-03-13 | Peter Widmer | Apparatus for carrying out an anaerobic fermentation of organic solid matter for the purpose of extracting a combustible gas |
| CN2737791Y (en) * | 2004-11-09 | 2005-11-02 | 应洪昌 | Methand tank with dredging device |
| CN201292363Y (en) * | 2008-11-14 | 2009-08-19 | 蔡宏柯 | Constant-pressure automatic shell-breaking biogas generating pit |
| CN201473533U (en) * | 2009-08-14 | 2010-05-19 | 蔡宏柯 | Multifunctional straw methane tank |
| WO2011021207A2 (en) * | 2009-07-07 | 2011-02-24 | Vivekananda Kendra | Improved bio-degradable waste based bio-methanation plant |
| CN102021110A (en) * | 2009-09-16 | 2011-04-20 | 天津市德盛源农村能源技术开发有限公司 | Double-chamber anaerobic methane secondary fermentation device |
| CN202898411U (en) * | 2012-10-29 | 2013-04-24 | 嘉兴职业技术学院 | Biogas digester dredging device |
-
2014
- 2014-09-19 CN CN201410482201.XA patent/CN104293654A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4436818A (en) * | 1980-07-11 | 1984-03-13 | Peter Widmer | Apparatus for carrying out an anaerobic fermentation of organic solid matter for the purpose of extracting a combustible gas |
| CN2737791Y (en) * | 2004-11-09 | 2005-11-02 | 应洪昌 | Methand tank with dredging device |
| CN201292363Y (en) * | 2008-11-14 | 2009-08-19 | 蔡宏柯 | Constant-pressure automatic shell-breaking biogas generating pit |
| WO2011021207A2 (en) * | 2009-07-07 | 2011-02-24 | Vivekananda Kendra | Improved bio-degradable waste based bio-methanation plant |
| WO2011021207A4 (en) * | 2009-07-07 | 2011-06-30 | Vivekananda Kendra | Improved bio-degradable waste based bio-methanation plant |
| CN201473533U (en) * | 2009-08-14 | 2010-05-19 | 蔡宏柯 | Multifunctional straw methane tank |
| CN102021110A (en) * | 2009-09-16 | 2011-04-20 | 天津市德盛源农村能源技术开发有限公司 | Double-chamber anaerobic methane secondary fermentation device |
| CN202898411U (en) * | 2012-10-29 | 2013-04-24 | 嘉兴职业技术学院 | Biogas digester dredging device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104804996A (en) * | 2015-05-27 | 2015-07-29 | 张伟伟 | Self-circulation stirring device |
| CN104818207A (en) * | 2015-05-27 | 2015-08-05 | 张伟伟 | Separated type pneumatic stirring device |
| CN109852538A (en) * | 2019-04-03 | 2019-06-07 | 方旭华 | A kind of methane tank feeding stirring deslagging linkage |
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Application publication date: 20150121 |