CN106834091A - A kind of biomass marsh gas installation for fermenting and preparation method - Google Patents
A kind of biomass marsh gas installation for fermenting and preparation method Download PDFInfo
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- CN106834091A CN106834091A CN201710020493.9A CN201710020493A CN106834091A CN 106834091 A CN106834091 A CN 106834091A CN 201710020493 A CN201710020493 A CN 201710020493A CN 106834091 A CN106834091 A CN 106834091A
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- tank body
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- fermenting
- 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
- 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
-
- 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
- C12M25/00—Means for supporting, enclosing or fixing the microorganisms, e.g. immunocoatings
- C12M25/02—Membranes; Filters
-
- 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
-
- 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
- C12M41/12—Means for regulation, monitoring, measurement or control, e.g. flow regulation of temperature
- C12M41/18—Heat exchange systems, e.g. heat jackets or outer envelopes
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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
- C12M43/00—Combinations of bioreactors or fermenters with other apparatus
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P5/00—Preparation of hydrocarbons or halogenated hydrocarbons
- C12P5/02—Preparation of hydrocarbons or halogenated hydrocarbons acyclic
- C12P5/023—Methane
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P2203/00—Fermentation products obtained from optionally pretreated or hydrolyzed cellulosic or lignocellulosic material as the carbon source
-
- 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 present invention discloses a kind of biomass marsh gas installation for fermenting, including：Solar thermal collector (1), tank body (2), mixing pump (3), biomembrane (4), heat-conducting medium (5)；The solar thermal collector (1) is arranged on the outside of tank body (2), with ground into 30 45° angles；The mixing pump (3) is arranged in tank body (2), and the biomembrane (4) is fixed on the inwall of tank body (2), and the heat-conducting medium (5) is arranged on the bottom of tank body (2).The application in biogas is prepared and method the invention also discloses above-mentioned installation for fermenting.The problem that biogas fermentation device of the present invention not only solves the caking of biomass straw biogas preparation, stirring difficulty and material substitute, and gas producing efficiency is improve, without biogas residue and biogas liquid secondary pollution problem.In addition, also sustainable aerogenesis in the winter time, it is easy to large-scale production, it is easy to promote.
Description
Technical field
The present invention relates to straw utilization field.More particularly, to a kind of biomass marsh gas installation for fermenting and preparation method.
Background technology
The main component of biogas is methane, accounts for the 60%~80% of produced various gases.Methane is a kind of preferable
Gaseous fuel, its colorless and odorless, i.e. incendivity after mixing with appropriate air, every cubic metre of pure methane caloric value is 3.4kJ,
Every cubic metre of biogas caloric value be 2.08~2.36kJ, i.e., 1 cubic metre biogas burn completely after, can produce equivalent to 0.7kg
The heat of smokeless standard coal.
Biogas is a kind of clean energy resource, and alternative coal plays the effect for reducing discharge carbon dioxide, every cubic metre of natural pond
, equivalent to discharge carbon dioxide 2.13kg~3.8kg is reduced, the methane of 1 cubic metre of burning is equivalent to reduction discharge carbon dioxide for gas
21 cubic metres.For the fuel gas of the hydrogen-rich such as coal mine gas, coke-stove gas, blast furnace gas, biogas stable components are easy to profit
With.
Natural Gas In China breach is very big, wherein gas for domestic use is the 1/5 of South Korea per capita, especially rural area gas supply lacks
Mouth is bigger.The target that the year two thousand twenty national economy quadruples is realized, ensures that reliable gas supply is necessary requirement, suited measures to local conditions
Produce various regenerative resources using local biomass energy resource and turn into the task of top priority.Biogas ranges green energy resource.
Under the overall background for emphasizing sustainable development, it is very necessary to widely popularize large-sized biogas engineering construction, but
Anaerobic fermentation gas production rate is low, and system operation, supporting technology and equipment are also immature, so that obtain stalk fermentation life scale should
Influence larger with climate condition, it is therefore desirable to find a kind of new biogas fermentation device and fermentation process to improve aerogenesis
Rate, realizes large-scale production.
The content of the invention
It is an object of the present invention to provide a kind of biogas fermentation device.
It is another object of the present invention to provide a kind of preparation method of biomass marsh gas.
To reach above-mentioned purpose, the present invention uses following technical proposals：
A kind of biomass marsh gas installation for fermenting, including：
Solar thermal collector：Convert light energy into heat energy；
Tank body：The device of biogas production；
Mixing pump：Tank interior strain is well mixed with liquid, be conducive to aerogenesis；
Biomembrane：For methane backeria provides metabolic conditions；
Heat-conducting medium：Reject heat in tank body, keep tank body temperature constant.
The solar thermal collector is arranged on the outside of tank body, with ground into 30-45 ° of angle；The mixing pump is arranged on tank
In vivo, the biomembrane is fixed on the inwall of tank body, and the heat-conducting medium is arranged on the bottom of tank body.
Further, the side of the solar thermal collector sets blower fan, and hot blast is sent into leading for tank body bottom by blower fan
In thermal medium；
Water inlet pipe, escaping pipe, overflow pipe and blow-off pipe are set on the tank wall, and the overflow pipe is in water inlet pipe and goes out
The bottom of tracheae, the blow-off pipe is arranged on the top of heat-conducting medium.
Present invention also offers application of the above-mentioned installation for fermenting in biomass marsh gas are prepared.
Method the present invention further discloses biomass marsh gas are prepared, comprises the following steps：1) corn straw smashing：Will
Corn straw smashing into length be 3-5 centimetres of segment；2) maize straw pretreatment：Using HTHP pyrolysis tear treatment powder
Maize straw after broken；3) separation of solid and liquid；Pretreated maize straw is carried out into separation of solid and liquid, high concentration carbon hydrate is obtained
Thing solution and solid matter；By solid matter under ul-trasonic irradiation, in immersion weak acid ion water, realize that carbohydrate turns
Change, complete the enrichment of carbohydrate small-molecule substance, then carry out separation of solid and liquid；4) liquid for obtaining separation of solid and liquid enters upper
Stating biomass marsh gas installation for fermenting carries out anaerobic fermentation, produces biogas.
Further, the present invention can also be by the step 3) separate after solid under ultrasonic wave and electrophoresis coupling,
Immersion alkaline ionized water, the long chain cellulose in solid material is soluble in water after decomposing, and completes three separation of solid and liquid.
Further, the pH value range 6.5-8 of the anaerobic fermentation, temperature control is at 30-60 DEG C.
Beneficial effects of the present invention are as follows：
Biogas fermentation device of the present invention not only solves the caking of biomass straw biogas preparation, stirring difficulty and material
The problem of replacement, and gas producing efficiency is improve, without biogas residue and biogas liquid secondary pollution problem.In addition, also sustainable aerogenesis in the winter time,
It is easy to large-scale production, is easy to promote.
Brief description of the drawings
Specific embodiment of the invention is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 shows biogas fermentation device schematic diagram；
Wherein, 1 solar thermal collector, 2 tank bodies, 3 mixing pumps, 4 biomembranes, 5 heat-conducting mediums, 6 water inlet pipes, 7 escaping pipes, 8
Overflow pipe and 9 blow-off pipes.
Specific embodiment
In order to illustrate more clearly of the present invention, the present invention is done further with reference to preferred embodiments and drawings
It is bright.Similar part is indicated with identical reference in accompanying drawing.It will be appreciated by those skilled in the art that institute is specific below
The content of description is illustrative and be not restrictive, and should not be limited the scope of the invention with this.
A kind of biogas fermentation device of embodiment 1
A kind of biogas fermentation device, including：Solar thermal collector 1, tank body 2, mixing pump 3, biomembrane 4, heat-conducting medium 5；
The solar thermal collector 1 is arranged on the outside of tank body 2, with ground into 30-45 ° of angle, can convert light energy into heat energy, described to stir
Mix pump 3 to be arranged in tank body 2, the biomembrane 4 is fixed on the inwall of tank body 2, for methane backeria provides metabolic conditions；It is described to lead
Thermal medium 5 is arranged on the bottom of tank body 2, rejects heat in tank body, keeps tank body temperature constant；The solar thermal collector 1 one
Side sets blower fan, by blower fan by the heat-conducting medium of hot blast feeding tank base；Water inlet pipe is set on the outer wall of the tank body 2
6th, escaping pipe 7, overflow pipe 8 and blow-off pipe 9, the overflow pipe 8 set in water inlet pipe 6 and the bottom of escaping pipe 7, the blow-off pipe 9
Put the top of heat-conducting medium 5.
A kind of method for preparing biomass marsh gas of embodiment 2
A kind of method for preparing biomass marsh gas, comprises the following steps：1) corn straw smashing：Corn stalk powder is broken into
Length is 3-5 centimetres of segment；2) maize straw pretreatment：Corn stalk after being crushed using HTHP pyrolysis tear treatment
Stalk；3) separation of solid and liquid；Pretreated maize straw is carried out into separation of solid and liquid, high concentration carbohydrate solutions and solid is obtained
Material；By solid matter under ul-trasonic irradiation, in immersion weak acid ion water, carbohydrate-modifying, completion carbon water is realized
The enrichment of compound small-molecule substance, then separation of solid and liquid is carried out, high concentration carbohydrate solutions and solid matter are obtained, merge
High concentration carbohydrate solutions；4) liquid for obtaining separation of solid and liquid carries out anaerobic fermentation, anaerobic fermentation into installation for fermenting
PH value be 6.5, temperature be 30 DEG C, produce biogas.
A kind of method for preparing biomass marsh gas of embodiment 3
A kind of method for preparing biomass marsh gas, comprises the following steps：1) corn straw smashing：Corn stalk powder is broken into
Length is 3-5 centimetres of segment；2) maize straw pretreatment：Corn stalk after being crushed using HTHP pyrolysis tear treatment
Stalk；3) separation of solid and liquid；Pretreated maize straw is carried out into separation of solid and liquid, high concentration carbohydrate solutions and solid is obtained
Material；By solid matter under ul-trasonic irradiation, in immersion weak acid ion water, carbohydrate-modifying, completion carbon water is realized
The enrichment of compound small-molecule substance, then separation of solid and liquid is carried out, obtain high concentration carbohydrate solutions and solid matter；4) divide
Solid after immerses alkaline ionized water under ultrasonic wave and electrophoresis coupling, the long chain cellulose in solid material point
It is soluble in water after solution, three separation of solid and liquid are completed, merge high concentration carbohydrate solutions；5) liquid for obtaining separation of solid and liquid
Anaerobic fermentation is carried out into installation for fermenting, the pH value of anaerobic fermentation is 8, and temperature is 60 DEG C, produces biogas.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not right
The restriction of embodiments of the present invention, for those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms, all of implementation method cannot be exhaustive here, it is every to belong to this hair
Obvious change that bright technical scheme is extended out changes row still in protection scope of the present invention.
Claims (7)
1. a kind of biomass marsh gas installation for fermenting, it is characterised in that including：Solar thermal collector (1), tank body (2), mixing pump
(3), biomembrane (4), heat-conducting medium (5)；The solar thermal collector (1) is arranged on the outside of tank body (2), with ground into 30-
45° angle；The mixing pump (3) is arranged in tank body (2), and the biomembrane (4) is fixed on the inwall of tank body (2), described to lead
Thermal medium (5) is arranged on the bottom of tank body (2).
2. installation for fermenting according to claim 1, it is characterised in that：The side of the solar thermal collector (1) sets wind
Machine.
3. installation for fermenting according to claim 1, it is characterised in that：On the wall of tank body (2) side set water inlet pipe (6),
Escaping pipe (7), overflow pipe (8) and blow-off pipe (9)；The overflow pipe (8) is described in water inlet pipe (6) and the bottom of escaping pipe (7)
Blow-off pipe (9) is arranged on the top of heat-conducting medium (5).
4. application of any installation for fermentings of claim 1-3 in biomass marsh gas are prepared.
5. a kind of method for preparing biomass marsh gas, it is characterised in that comprise the following steps：1) corn straw smashing：By corn
Crushed stalk into length be 3-5 centimetres of segment；2) maize straw pretreatment：After being crushed using HTHP pyrolysis tear treatment
Maize straw；3) separation of solid and liquid；Pretreated maize straw is carried out into separation of solid and liquid, high concentration carbon hydrate is obtained molten
Liquid and solid matter；By solid matter under ul-trasonic irradiation, immersion weak acid ion water in, realize it is carbohydrate-modifying,
The enrichment of carbohydrate small-molecule substance is completed, then carries out separation of solid and liquid, obtain high concentration carbohydrate solutions and solid
Material, merges high concentration carbohydrate solutions；4) to enter claim 1-3 any described for the liquid for obtaining separation of solid and liquid
Installation for fermenting carries out anaerobic fermentation, produces biogas.
6. method according to claim 5, it is characterised in that：The step 3) separate after solid in ultrasonic wave and electrophoresis
Under coupling, alkaline ionized water is immersed, the long chain cellulose in solid material is soluble in water after decomposing, complete three solid-liquids
Separate.
7. method according to claim 5, it is characterised in that：The pH value range 6.5-8 of the anaerobic fermentation, temperature control
At 30-60 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710020493.9A CN106834091A (en) | 2017-01-12 | 2017-01-12 | A kind of biomass marsh gas installation for fermenting and preparation method |
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| CN201710020493.9A CN106834091A (en) | 2017-01-12 | 2017-01-12 | A kind of biomass marsh gas installation for fermenting and preparation method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107384753A (en) * | 2017-08-15 | 2017-11-24 | 西安建筑科技大学 | A kind of efficient anaerobic fermentation bioreactor of dynamic membrane |
| CN108213040A (en) * | 2017-12-28 | 2018-06-29 | 安徽荣泽科技有限公司 | A kind of separator for aluminium plastic composite packaging material |
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| CN201250227Y (en) * | 2008-07-08 | 2009-06-03 | 陈飞 | Solar energy heat collection insulation type methane tank |
| CN101760481A (en) * | 2008-12-25 | 2010-06-30 | 中国科学院过程工程研究所 | Method for producing hydrogen and/or methane through fermentation of fiber wastes and device thereof |
| CN101948175A (en) * | 2010-09-15 | 2011-01-19 | 崔勇 | Automatic modular anaerobic and aerobic fermentation device |
| CN102757980A (en) * | 2012-07-30 | 2012-10-31 | 深圳市海吉星环保有限责任公司 | Method for producing methane through combination of perishable organic wastes and straws |
-
2017
- 2017-01-12 CN CN201710020493.9A patent/CN106834091A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201250227Y (en) * | 2008-07-08 | 2009-06-03 | 陈飞 | Solar energy heat collection insulation type methane tank |
| CN101760481A (en) * | 2008-12-25 | 2010-06-30 | 中国科学院过程工程研究所 | Method for producing hydrogen and/or methane through fermentation of fiber wastes and device thereof |
| CN101948175A (en) * | 2010-09-15 | 2011-01-19 | 崔勇 | Automatic modular anaerobic and aerobic fermentation device |
| CN102757980A (en) * | 2012-07-30 | 2012-10-31 | 深圳市海吉星环保有限责任公司 | Method for producing methane through combination of perishable organic wastes and straws |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107384753A (en) * | 2017-08-15 | 2017-11-24 | 西安建筑科技大学 | A kind of efficient anaerobic fermentation bioreactor of dynamic membrane |
| CN107384753B (en) * | 2017-08-15 | 2024-01-23 | 西安建筑科技大学 | High-efficiency anaerobic fermentation dynamic membrane bioreactor |
| CN108213040A (en) * | 2017-12-28 | 2018-06-29 | 安徽荣泽科技有限公司 | A kind of separator for aluminium plastic composite packaging material |
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Application publication date: 20170613 |