CN103194378B - Three-dimensional liquid-phase fermentation helical stirring device - Google Patents

Three-dimensional liquid-phase fermentation helical stirring device Download PDF

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Publication number
CN103194378B
CN103194378B CN201310148534.4A CN201310148534A CN103194378B CN 103194378 B CN103194378 B CN 103194378B CN 201310148534 A CN201310148534 A CN 201310148534A CN 103194378 B CN103194378 B CN 103194378B
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China
Prior art keywords
natural pond
house steward
biogass
liquid level
slurry
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Expired - Fee Related
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CN201310148534.4A
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Chinese (zh)
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CN103194378A (en
Inventor
于海明
金中波
谢秋菊
张雪峰
汪春
张伟
胡军
李庆达
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Heilongjiang Bayi Agricultural University
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Heilongjiang Bayi Agricultural University
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Priority to CN201310148534.4A priority Critical patent/CN103194378B/en
Publication of CN103194378A publication Critical patent/CN103194378A/en
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    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12MAPPARATUS 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
    • C12M21/00Bioreactors or fermenters specially adapted for specific uses
    • C12M21/04Bioreactors or fermenters specially adapted for specific uses for producing gas, e.g. biogas
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12MAPPARATUS 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
    • C12M27/00Means for mixing, agitating or circulating fluids in the vessel
    • C12M27/02Stirrer or mobile mixing elements
    • C12M27/06Stirrer or mobile mixing elements with horizontal or inclined stirrer shaft or axis
    • CCHEMISTRY; METALLURGY
    • C12BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12MAPPARATUS 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
    • C12M33/00Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus
    • C12M33/16Screw conveyor

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Genetics & Genomics (AREA)
  • Biotechnology (AREA)
  • Biomedical Technology (AREA)
  • Microbiology (AREA)
  • Sustainable Development (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Treatment Of Sludge (AREA)

Abstract

The invention relates to a three-dimensional liquid-phase fermentation helical stirring device, which belongs to the methane fermentation technology. A biogass slurry horizontal anticlockwise helical conveying main pipe, a biogass slurry horizontal clockwise helical conveying main pipe and a biogass slurry annular vertical conveying main pipe are installed in a fermentation reaction tank body, wherein the biogass slurry annular conveying main pipe is arranged on the bottom side part of the fermentation reaction tank body, a biogass slurry horizontal anticlockwise ejection pipe is installed on the inner side part of the biogass slurry horizontal anticlockwise helical conveying main pipe, a biogass slurry horizontal clockwise ejection pipe is installed on the inner side part of the biogass slurry horizontal clockwise helical conveying main pipe, and a biogass slurry vertical ejection pipe is installed on the biogass slurry annular vertical conveying main pipe. The three-dimensional liquid-phase fermentation helical stirring device is simple and reasonable in structure, uniform in stirring and high in gas yield.

Description

Three-dimensional liquid phase fermentation spiral agitator
Technical field
The invention belongs to biogas fermentation technology, relate generally to the spiral agitator that a kind of three-dimensional liquid phase biogas fermentation uses.
Background technology
In biogas production, can make its leavening temperature equilibrium to the stirring operation of fermented organic material in fermentation reaction tank body, so that organic fermentation materials fully decomposes, and produces corresponding digestive gas, therefore can improve biogas output.At present, the stirring operation of carrying out organic fermentation materials by natural pond liquid input in fermentation reaction tank body is one of current conventional alr mode.But, due to the defect in structure design, existing natural pond liquid is in the time being input in fermentation reaction tank body, the emission direction of its natural pond liquid is consistent, stirring capacity and effect to the fermented organic in fermentation reaction tank body are poor, especially the organic fermentation materials that is deposited in fermentation reaction tank body inner bottom part is difficult to be stirred stir, and biogas output has much room for improvement.
Summary of the invention
Object of the present invention is exactly the problem existing for above-mentioned prior art, and design provides a kind of three-dimensional liquid phase fermentation spiral agitator of new texture, reaches the object that mixing effect is good, biogas output is high.
The object of the present invention is achieved like this: three-dimensional liquid phase fermentation spiral agitator comprises fermentation reaction tank body, the equipped counterclockwise helical feed house steward of natural pond liquid level, the clockwise helical feed house steward of natural pond liquid level and natural pond pendular ring shape vertical transport house steward in fermentation reaction tank body, described natural pond pendular ring shape vertical transport house steward is positioned at the bottom side of fermentation reaction tank body; On the described counterclockwise helical feed house steward's of natural pond liquid level inside portion, be counterclockwise equipped with the counterclockwise bleed pipe of natural pond liquid level along circumference, on the clockwise helical feed house steward's of natural pond liquid level inside portion, along the equipped clockwise bleed pipe of natural pond liquid level of circumference clockwise direction, along the circumferential direction go up vertical equipped natural pond liquid upward and downward bleed pipe natural pond pendular ring shape vertical transport house steward.
The present invention adopts natural pond liquid the organic fermentation materials in fermentation reaction tank body to be stirred from three directions by spiral tube structure and up-down structure, the power that utilizes sludge pump to provide, promote natural pond liquid suitable, rotate counterclockwise, stir from upper and lower both direction by upper and lower agitator simultaneously, thereby reach the object of stirring.The feature of this device is: 1,, because carry out 3 D stereo stirring from three directions, stir; 2, simple in structure, easy to maintenance; 3, because stir, can make organic fermentation materials temperature equalisation, so that organism fully decomposes and produces corresponding digestive gas, therefore can improve gas production rate, stir the high 50-100% of gas production rate than other; 4, owing to adopting the horizontal stirring pipe of spiral and upper and lower stirring pipe, increase the contact area with liquid, what make that microbial film can be a large amount of is attached in these structures, can either make the feed liquid aerogenesis newly adding start fast, can make again reaction mass fully degrade, and produce more biogas, improve factor of created gase and reach 30-50%.
Brief description of the drawings
Fig. 1 is three-dimensional liquid phase fermentation spiral agitator overall structure schematic diagram;
Fig. 2 is that in Fig. 1, the natural pond counterclockwise helical feed house steward of liquid level bows to view;
Fig. 3 is that in Fig. 1, the natural pond clockwise helical feed house steward of liquid level bows to view;
Fig. 4 is that in Fig. 1, natural pond pendular ring shape vertical transport house steward bows to view.
Piece number explanation in figure:
1, fermentation reaction tank body, 2, the counterclockwise helical feed house steward of natural pond liquid level, 3, natural pond pendular ring shape vertical transport house steward, 4, the clockwise helical feed house steward of natural pond liquid level, 5, the counterclockwise bleed pipe of natural pond liquid level, 6, the clockwise bleed pipe of natural pond liquid level, 7, natural pond liquid upward and downward bleed pipe.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present invention is described in detail.A kind of three-dimensional liquid phase fermentation spiral agitator comprises fermentation reaction tank body 1, the counterclockwise helical feed house steward 2 of the interior equipped natural pond of fermentation reaction tank body 1 liquid level, the clockwise helical feed house steward 4 of natural pond liquid level and natural pond pendular ring shape vertical transport house steward 3, described natural pond pendular ring shape vertical transport house steward 3 is positioned at the bottom side of fermentation reaction tank body 1; On the described counterclockwise helical feed house steward's 2 of natural pond liquid level inside portion, be counterclockwise equipped with the counterclockwise bleed pipe 5 of natural pond liquid level along circumference, on the clockwise helical feed house steward's 4 of natural pond liquid level inside portion, along the equipped clockwise bleed pipe 6 of natural pond liquid level of circumference clockwise direction, along the circumferential direction go up vertical equipped natural pond liquid upward and downward bleed pipe 7 natural pond pendular ring shape vertical transport house steward 3.
When operation, natural pond liquid after pressurizeing by sludge pump is respectively through the counterclockwise helical feed house steward 2 of natural pond liquid level and the counterclockwise bleed pipe 5 of natural pond liquid level, the clockwise helical feed house steward of natural pond liquid level 4 and the clockwise bleed pipe 6 of natural pond liquid level and natural pond pendular ring shape vertical transport house steward 3 and natural pond liquid upward and downward bleed pipe 7 are respectively with counterclockwise, enter in fermentation reaction tank body 1 with vertical four direction up and down clockwise, and drive organic fermentation materials in fermentation reaction tank body 1 and feed liquid generation level counterclockwise, the three-dimensional motion of horizontal clockwise direction and upper and lower vertical direction, especially make the organic fermentation materials that precipitates dry fermentation reaction tank body 1 bottom fully stir, increase substantially mixing effect.
Test result analysis: respectively get 10ml feed liquid from San Ge position, the interior upper, middle and lower of fermentation reaction tank body 1, measure its weight, three position feed liquids are heavily followed successively by: 11.56g, 12.02g, 12.10g, weight is substantially equal, proof stirs, can make organic fermentation raw material process digestion completely, raw material availability can reach 85% left and right simultaneously.

Claims (1)

1. a three-dimensional liquid phase fermentation spiral agitator, comprise fermentation reaction tank body (1), it is characterized in that the equipped counterclockwise helical feed house steward of natural pond liquid level (2), the clockwise helical feed house steward of natural pond liquid level (4) and natural pond pendular ring shape vertical transport house steward (3) in fermentation reaction tank body (1), described natural pond pendular ring shape vertical transport house steward (3) is positioned at the bottom side of fermentation reaction tank body (1); On the described counterclockwise helical feed house steward's of natural pond liquid level (2) inside portion, be counterclockwise equipped with the counterclockwise bleed pipe of natural pond liquid level (5) along circumference, on the clockwise helical feed house steward's of natural pond liquid level (4) inside portion, along the equipped clockwise bleed pipe of natural pond liquid level (6) of circumference clockwise direction, along the circumferential direction go up vertical equipped natural pond liquid upward and downward bleed pipe (7) natural pond pendular ring shape vertical transport house steward (3).
CN201310148534.4A 2013-04-10 2013-04-10 Three-dimensional liquid-phase fermentation helical stirring device Expired - Fee Related CN103194378B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310148534.4A CN103194378B (en) 2013-04-10 2013-04-10 Three-dimensional liquid-phase fermentation helical stirring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310148534.4A CN103194378B (en) 2013-04-10 2013-04-10 Three-dimensional liquid-phase fermentation helical stirring device

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CN103194378A CN103194378A (en) 2013-07-10
CN103194378B true CN103194378B (en) 2014-08-06

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106929412A (en) * 2015-12-30 2017-07-07 丰益(上海)生物技术研发中心有限公司 A kind of equipment for improving enzyme process depickling esterifying efficiency
CN107759659A (en) * 2016-08-19 2018-03-06 昂德生物药业有限公司 The renaturation dilution dispersal device of injection recombinant human histiotype plasminogen kinases derivative preparation and its application

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2804108Y (en) * 2005-07-26 2006-08-09 浙江省天正设计工程有限公司 Spiral spraying derobic fermenter
CN101255397A (en) * 2007-12-10 2008-09-03 东北农业大学 Feed liquid backswing agitating device
CN201410366Y (en) * 2009-03-06 2010-02-24 浙江凯喜姆机械工业有限公司 Blade-free stirred vessel
CN101948738A (en) * 2010-09-04 2011-01-19 颜金钰 Annular jet flow type fermentation tank and fermentation stirring system thereof
CN201762316U (en) * 2010-09-04 2011-03-16 颜金钰 Ring jet flow type fermentation tank and fermentation stirring system used thereby
CN102690754A (en) * 2012-06-20 2012-09-26 鄂尔多斯市东胜区传祥垃圾处理有限责任公司 Combined anaerobic fermentation tank

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2804108Y (en) * 2005-07-26 2006-08-09 浙江省天正设计工程有限公司 Spiral spraying derobic fermenter
CN101255397A (en) * 2007-12-10 2008-09-03 东北农业大学 Feed liquid backswing agitating device
CN201410366Y (en) * 2009-03-06 2010-02-24 浙江凯喜姆机械工业有限公司 Blade-free stirred vessel
CN101948738A (en) * 2010-09-04 2011-01-19 颜金钰 Annular jet flow type fermentation tank and fermentation stirring system thereof
CN201762316U (en) * 2010-09-04 2011-03-16 颜金钰 Ring jet flow type fermentation tank and fermentation stirring system used thereby
CN102690754A (en) * 2012-06-20 2012-09-26 鄂尔多斯市东胜区传祥垃圾处理有限责任公司 Combined anaerobic fermentation tank

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