CN102199526A - Simple device for anaerobically producing biogas - Google Patents
Simple device for anaerobically producing biogas Download PDFInfo
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- CN102199526A CN102199526A CN2011101086379A CN201110108637A CN102199526A CN 102199526 A CN102199526 A CN 102199526A CN 2011101086379 A CN2011101086379 A CN 2011101086379A CN 201110108637 A CN201110108637 A CN 201110108637A CN 102199526 A CN102199526 A CN 102199526A
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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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- 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
- C12M23/08—Flask, bottle or test tube
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- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/20—Material Coatings
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- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/26—Constructional details, e.g. recesses, hinges flexible
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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
- C12M41/00—Means for regulation, monitoring, measurement or control, e.g. flow regulation
- C12M41/44—Means for regulation, monitoring, measurement or control, e.g. flow regulation of volume or liquid level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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Abstract
The invention discloses a simple device for anaerobically producing biogas. The device comprises a reaction vessel with an adjustable volume and a plug which is in seal fit with an opening of the reaction vessel, wherein the plug is provided with a through hole; a hard tube is sleeved in the through hole, the plug and the hard tube are in seal fit, and two opening ends of the hard tube are arranged inside and outside a cavity of the reaction vessel respectively; a hose is sleeved on the hard tube which is arranged outside the cavity of the reaction vessel; and the length of the hose is greater than that of the hard tube which is arranged outside the cavity of the reaction vessel. The device makes the low-cost evaluation of biogas production capacity of a large quantity of biomass samples such as straws and the like possible; and a method for discharging oxygen in the reaction is simple, and the cost is almost zero.
Description
Technical field
The present invention relates to a kind of anaerobic methane production gas easy device.
Background technology
Biomass energy is the important directions of future source of energy development.Be that the energy of industry biogas is just progressively realized the mass-producing exploitation wherein based on biogas (biogas).Stalk and organic waste are the important component parts of biomass, and the difficulty or ease of its gas deliverability evaluation method all have keying action to the breeding of screening of novel material and new resources and even energy crop etc.The use of anaerobic ferment devices mainly concentrates on the research of different substances gas deliverability and biogas production technical optimization aspect at present.The device of research is generally at 1000ml-5000ml, the material that uses is plastics (Bai Jierui, Li Yibing, Guo Ouyan, Deng. condition of different temperatures excrement stalk structure proportioning and urea, cellulase are to the influence [J] of biogas output. Transactions of the Chinese Society of Agricultural Engineering, 2009,25 (2): 188-193.) and glassware (Liu Zhanguang, Zhu Hongguang, Wang Biao, Deng. excrement grass comparison dry-type anaerobic fermentation produces the influence [J] of biogas effect. Transactions of the Chinese Society of Agricultural Engineering, 2009,25 (4): 196-200; Chen Guangyin, Zheng just, Zou Xingxing, the test [J] of producing biogas etc. cow dung and the digestion of spartina alterniflora loisel's mixing anaerobic. Transactions of the Chinese Society of Agricultural Engineering, 2009,25 (3): 179-183.).Under the more situation of reactant, with this agent set as reaction vessel.When creating anaerobic environment and oxygen free condition for the anaerobically fermenting reaction, adopt vacuumizes with vacuum extractor more, in addition, also with the method that continues inflated with nitrogen, a large amount of oxygen in the reaction vessel flushed out.
The weak point of above-mentioned fermentation unit is: the space that takies thermostat is bigger, and fixed space only less reaction can take place; The apparatus structure complex structure; Create vacuum environment and need certain expense; The transporting reaction product gas often, less air guide number of times can reduce the gas loss in transporting gas process.
Summary of the invention
The purpose of this invention is to provide a kind of anaerobic methane production gas easy device, create ideal conditions, realize reaction small amount of sample for anaerobic reaction, utilize limited condition that more reactions take place, realize more reactions,, provide reference for setting breeding objective for the product biogas performance of stalk is analyzed.
A kind of anaerobic methane production gas easy device provided by the invention comprises reaction vessel that volume is adjustable and the stopper that is sealed and matched with the opening of this reaction vessel; Described stopper is provided with through hole; Be arranged with hard tube in the described through hole, for being sealed and matched, two opening ends of described hard tube are located at respectively in the cavity of described reaction vessel and outside the cavity between described stopper and the described hard tube; Be located on the outer hard tube of the cavity of described reaction vessel and be arranged with flexible pipe; The length of described flexible pipe is greater than the length of the outer hard tube of the cavity of being located at described reaction vessel.
In the above-mentioned easy device, the material of described reaction vessel is the material with elasticity and energy bearing certain pressure, as plastics.
In the above-mentioned easy device, the material of described stopper can be the rubber-like material, specifically can be rubber.
In the above-mentioned easy device, the material of described hard tube can be glass or rigid plastics.
In the above-mentioned easy device, the material of described flexible pipe can be rubber.
In the above-mentioned easy device, mode that can shrink-fit between described stopper and the described reaction vessel is sealed and matched.
In the above-mentioned easy device, the opening end of being located at the intravital hard tube in chamber of described reaction vessel can be located at the opening end of nearly described reaction vessel.
In the above-mentioned easy device, be located at the opening end of the intravital hard tube in chamber of described reaction vessel and can be located on the horizontal plane, be beneficial to the discharge of the gas of generation in the described reaction vessel with the end of being located at the intravital stopper in chamber of described reaction vessel.
In the above-mentioned easy device, described device also comprises the clip that matches with described flexible pipe, as tongs, can clamp described flexible pipe so that described reaction vessel is isolated from the outside, and causes the environment of sealing.
The advantage of easy device provided by the invention is: can place this device to greatest extent in limited space, make the gas deliverability that once spends less cost evaluation straw sample that possibility is provided, be applicable to the evaluation to less sample; Simple and the zero cost of the method that the discharge of oxygen is adopted in the reaction.
Description of drawings
The structural representation of Fig. 1 anaerobic methane production gas easy device.
Each mark is as follows among the figure: 1 Plastic Bottle, 2 rubber plugs, 3 Glass tubings, 4 rubber hoses, 5 tongses.
Embodiment
The present invention will be further described below in conjunction with accompanying drawing, but the present invention is not limited to following examples.
Anaerobic methane production gas easy device provided by the invention comprises that volume is the rubber plug 2 that the opening of the transparent plastic bottle 1 of 500ml and this Plastic Bottle 1 is sealed and matched, and the bottle wall of this Plastic Bottle 1 is thin and toughness is better; Rubber plug 2 is provided with the through hole (not shown), be arranged with Glass tubing 3 in this through hole, be sealed and matched between Glass tubing 3 and the rubber plug 2, two opening ends of this Glass tubing 3 are located in the cavity of Plastic Bottle 1 respectively and outside the cavity, be located at the opening end of the intravital Glass tubing 3 in chamber of Plastic Bottle 1 and be located on the same horizontal plane, so that the discharge of the gas that produces in the cavity with the end of being located at the intravital rubber plug 2 in chamber of Plastic Bottle 1; Be located on the outer Glass tubing 3 of the cavity of Plastic Bottle 1 and put rubber hose 4, the length of rubber hose 4 is greater than the length of the outer Glass tubing 3 of the cavity of being located at Plastic Bottle 1, and rubber hose 4 closely cooperates with Glass tubing 3, to guarantee airtight environment; Available tongs 5 clamps rubber hose 4, so that Plastic Bottle 1 is isolated from the outside, forms anaerobic environment.
In the above-mentioned anaerobic methane production gas easy device, the material of reaction vessel can be determined as required; The material of hard tube also can be rigid plastics.
Use said apparatus to carry out the experiment of anaerobic methane production gas, and the biogas that produces is carried out composition analysis, concrete experimentation and result are as follows:
1, process of the test:
(1) test materials and instrument: 35 air-dry maize straw powder 2 grams, syringe, magnetic stirring apparatus, GA2000 biogas analytical instrument and supporting probe, the juice after the cow dung that ferments is filtered.
(2) test method: the maize straw powder is added in the Plastic Bottle 1, add the cow dung juice behind the 80ml mixing,, discharge the gas in the Plastic Bottle 1, with tongs 5 airtight Plastic Bottles 1 with the rubber plug 2 that is arranged with Glass tubing 3 bottleneck of Plastic Bottle 1 beyond the Great Wall; Put into 37 ℃ thermostat container, react preceding 2 week, rocked 1 time, stalk powder is in the liquid phase of reaction system every 2 days.
(3) product is handled: reaction product uses the gas collection bag to collect, and uses GA2000 biogas analyser to measure behind the collection gas, and the component of measurement is methane volume, carbonic acid gas volume and oxygen volume.
2, test-results:
(1) acomia mould bacterium colony produces in the reaction system, and has a large amount of gases to produce, thereby can determine that anerobe in this reaction system, can react output biogas.
(2) startup of anaerobic reaction is very fast, behind 48 hours of beginning to react, has tangible bubble to produce.
(3) the methane volume content more than 80% is more than 50% in the reaction system product, and the carbonic acid gas volume content of the system of reaction is between 10～31.3%, and the oxygen volume content is between 1.8～6.8%.
(4) this easy device can at utmost be utilized the space of thermostatic equipment, places more reaction unit in limited space.
(5) 2 gram maize straws air-dry sample aerogenesis do not add the microbial nutrition material gentle the volume of aerogenesis are at 107-460ml under the situation of solution there being other, and promptly the gas production rate of unit weight is 53.5～230ml/g, and under 37 ℃ of constant temperatures, the reaction times is 50 days.
Claims (10)
1. anaerobic methane production gas easy device is characterized in that: described device comprises reaction vessel that volume is adjustable and the stopper that is sealed and matched with the opening of this reaction vessel; Described stopper is provided with through hole; Be arranged with hard tube in the described through hole, for being sealed and matched, two opening ends of described hard tube are located at respectively in the cavity of described reaction vessel and outside the cavity between described stopper and the described hard tube; Be located on the outer hard tube of the cavity of described reaction vessel and be arranged with flexible pipe; The length of described flexible pipe is greater than the length of the outer hard tube of the cavity of being located at described reaction vessel.
2. easy device according to claim 1 is characterized in that: the material of described reaction vessel is plastics.
3. easy device according to claim 1 and 2 is characterized in that: the material of described stopper is a rubber.
4. according to arbitrary described easy device among the claim 1-3, it is characterized in that: the material of described hard tube is glass or rigid plastics.
5. according to arbitrary described easy device among the claim 1-4, it is characterized in that: the material of described flexible pipe is a rubber.
6. according to arbitrary described easy device among the claim 1-5, it is characterized in that: be shrink-fit between described stopper and the described reaction vessel.
7. according to arbitrary described easy device among the claim 1-6, it is characterized in that: the opening end of being located at the intravital hard tube in chamber of described reaction vessel is located at the opening end of nearly described reaction vessel.
8. easy device according to claim 7 is characterized in that: the opening end of being located at the intravital hard tube in chamber of described reaction vessel is located on the horizontal plane with the end of being located at the intravital stopper in chamber of described reaction vessel.
9. according to arbitrary described easy device among the claim 1-8, it is characterized in that: described device also comprises the clip that matches with described flexible pipe; Described clip is a tongs.
10. the application of arbitrary described easy device in preparation biogas among the claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101086379A CN102199526A (en) | 2011-04-28 | 2011-04-28 | Simple device for anaerobically producing biogas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101086379A CN102199526A (en) | 2011-04-28 | 2011-04-28 | Simple device for anaerobically producing biogas |
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| CN102199526A true CN102199526A (en) | 2011-09-28 |
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| CN2011101086379A Pending CN102199526A (en) | 2011-04-28 | 2011-04-28 | Simple device for anaerobically producing biogas |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102757981A (en) * | 2012-08-08 | 2012-10-31 | 山东省科学院能源研究所 | Method for preparing methane through algae residue anaerobic digestion |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2632092Y (en) * | 2003-06-17 | 2004-08-11 | 中国水产科学研究院黄海水产研究所 | Simple anaerobic fermenter |
| CN101077819A (en) * | 2007-06-26 | 2007-11-28 | 上海大学 | Method for preparing biomass energy source by anaerobic fermentation |
| CN101322885A (en) * | 2007-06-15 | 2008-12-17 | 中国科学院沈阳应用生态研究所 | Soil anaerobic leaching method and device thereof |
| CN102021111A (en) * | 2009-09-11 | 2011-04-20 | 杨永昌 | Soft ultra-low pressure methane fermentation device |
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2011
- 2011-04-28 CN CN2011101086379A patent/CN102199526A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2632092Y (en) * | 2003-06-17 | 2004-08-11 | 中国水产科学研究院黄海水产研究所 | Simple anaerobic fermenter |
| CN101322885A (en) * | 2007-06-15 | 2008-12-17 | 中国科学院沈阳应用生态研究所 | Soil anaerobic leaching method and device thereof |
| CN101077819A (en) * | 2007-06-26 | 2007-11-28 | 上海大学 | Method for preparing biomass energy source by anaerobic fermentation |
| CN102021111A (en) * | 2009-09-11 | 2011-04-20 | 杨永昌 | Soft ultra-low pressure methane fermentation device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102757981A (en) * | 2012-08-08 | 2012-10-31 | 山东省科学院能源研究所 | Method for preparing methane through algae residue anaerobic digestion |
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Application publication date: 20110928 |