CN106701555A - Anaerobic medium-high-temperature biogas fermentation system - Google Patents
Anaerobic medium-high-temperature biogas fermentation system Download PDFInfo
- Publication number
- CN106701555A CN106701555A CN201611181697.2A CN201611181697A CN106701555A CN 106701555 A CN106701555 A CN 106701555A CN 201611181697 A CN201611181697 A CN 201611181697A CN 106701555 A CN106701555 A CN 106701555A
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- tank body
- fermentation
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- biogas
- pump
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- 238000000855 fermentation Methods 0.000 title claims abstract description 38
- 230000004151 fermentation Effects 0.000 title claims abstract description 37
- 239000000463 material Substances 0.000 claims abstract description 27
- 238000011081 inoculation Methods 0.000 claims abstract description 21
- 239000002002 slurry Substances 0.000 claims abstract description 21
- 239000005416 organic matter Substances 0.000 claims abstract description 9
- 239000010802 sludge Substances 0.000 claims abstract description 7
- 238000003756 stirring Methods 0.000 claims abstract description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 36
- 230000008676 import Effects 0.000 claims description 7
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 4
- 102100025490 Slit homolog 1 protein Human genes 0.000 description 3
- 101710123186 Slit homolog 1 protein Proteins 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 210000004209 hair Anatomy 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 241001148471 unidentified anaerobic bacterium Species 0.000 description 2
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
Classifications
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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
- C12M41/12—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
- C12M41/24—Heat exchange systems, e.g. heat jackets or outer envelopes inside the vessel
-
- 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
- C12M27/00—Means for mixing, agitating or circulating fluids in the vessel
- C12M27/02—Stirrer or mobile mixing elements
-
- 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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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Organic Chemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Genetics & Genomics (AREA)
- Microbiology (AREA)
- Sustainable Development (AREA)
- Biotechnology (AREA)
- Biomedical Technology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses an anaerobic medium-high-temperature biogas fermentation system, which comprises an organic matter receiving groove, a sludge pump, an inoculation material mixing pool and a biogas fermentation tank, wherein the biogas fermentation tank comprises a tank body and a stirring shaft arranged in the tank body; a plurality of stirring blades are connected in parallel onto the stirring shaft; one end of the stirring shaft is connected with a speed reducing motor arranged outside the tank body; a biogas outlet and a fermentation material inlet are formed in the upper part of the tank body; a discharging opening of the inoculation material mixing pool is connected with the fermentation material inlet through a pipeline and a material mixing pump; a fermentation material outlet is formed in the lower part of the tank body, and is connected with a biogas slurry temporary storage pool through a pipeline; the biogas slurry temporary storage pool is connected with the inoculation material mixing pool through a pipeline and a biogas slurry pump; a plurality of corrugated pipe heat exchangers are arranged in the tank body; a steam inlet pipe and a steam outlet pipe are arranged on the tank body; the two ends of the corrugated pipe heat exchanger are respectively connected with the steam inlet pipe and the steam outlet pipe. The anaerobic medium-high-temperature biogas fermentation system has the advantages that the temperature can be effectively controlled; the gas yield can be improved; in addition, the heat exchange efficiency is high; the energy consumption is low; the temperature regulation range is wide; the continuous operation of the system can be realized; the use cost is reduced.
Description
Technical field
The present invention relates to a kind of anaerobical marsh gas fermenting system.
Background technology
At present, anaerobic fermentation is carried out to organic waste, produces biogas to be widely used, and biogas fermentation has with temperature
Close relationship, temperature is higher, and biogas bacterium vital movement is more vigorous, and aerogenesis speed is faster, while raw material decomposes are faster, aerogenesis
Speed is just high, conversely, the anaerobic bacteria activity of temperature more low yield life biogas is poorer, aerogenesis speed is slower, and raw material factor of created gase is just poor,
Even long-term not aerogenesis.Spontaneous fermentation, i.e. temperature are used existing installation for fermenting cannot be adjusted more, influence factor of created gase；Some hairs
Though ferment device is provided with heating device, heat exchange efficiency is low, high energy consumption, and temperature adjusting range is limited, increased use cost；Hair
Also need to use external strain before ferment, be unfavorable for the continuous operation of system.
The content of the invention
The purpose of the present invention is directed to the above-mentioned deficiency of prior art, there is provided a kind of anaerobism high temperature marsh gas fermenting system,
It can not only effectively temperature control, improve gas production, and heat exchange efficiency is high, energy consumption is low, temperature adjusting range is wide, the company of feasible system
Reforwarding row, reduces use cost.
A kind of in order to achieve the above object, anaerobism high temperature marsh gas fermenting system of the invention, including organic matter receiving slit,
Inoculation batch mixing pond, the marsh-gas fermentation tank being connected by pipeline and sludge pump with organic matter receiving slit, marsh-gas fermentation tank include tank body,
Agitating shaft in tank body, is associated with several stirring vanes on agitating shaft, the reducing motor phase outside one end of agitating shaft and tank body
Connection, it is characterised in that：Be provided with methane outlet and fermentation material import on tank body top, the discharge gate in inoculation batch mixing pond by pipeline and
Contactor pump is connected with fermentation material import, and fermentation material outlet is provided with tank body lower part, and fermentation material outlet is cached by pipeline with biogas slurry
Pond is connected, and biogas slurry cache pool is connected by pipeline and biogas slurry pump with inoculation batch mixing pond, and the middle and lower part in tank body is provided with several ripples
Line heat exchange of heat pipe, steam inlet tube is provided with the tank body below corrugated tube heat exchanger, on the tank body above corrugated tube heat exchanger
Steam outlet pipe is provided with, corrugated tube heat exchanger two ends are respectively connected with steam inlet tube and steam outlet pipe；
During work, the present invention is heated to corrugated tube heat exchanger by being passed through steam controls the broth temperature, bellows to change
The heat exchange area of hot device is 1.8 times of straight tube, has the advantages that heat transfer efficiency is high, it is possible to decrease energy consumption, by controlling quantity of steam i.e.
Temperature controllable scope, improves gas production, easy to use；Contain substantial amounts of anaerobic bacteria in the biogas slurry for producing of fermenting, flow back to
Inoculation batch mixing pond, you can improve fermentation efficiency, and twice laid, without external strain, the continuous operation of feasible system is reduced
Use cost；
As to further improvement of the present invention, several corrugated tube heat exchangers ripple arranged in a ring in tank body, adjacent
Line heat exchange of heat pipe is also connected by steam tandem tube；The uniformity of temperature in tank can be improved；
As to further improvement of the present invention, agitator is provided with inoculation batch mixing pond；Ensure that batch mixing is uniform；
As to further improvement of the present invention, on contactor pump and the connecting line of fermentation material import, sludge pump it is mixed with inoculation
Valve is equipped with the connecting line of material pond, on fermentation material outlet and the connecting line of biogas slurry cache pool；It is easy to the operation of system
Control；
In sum, the present invention can not only effectively temperature control, improve gas production, and heat exchange efficiency is high, energy consumption is low, temperature adjusting range
Extensively, the continuous operation of feasible system, reduces use cost.
Brief description of the drawings
Fig. 1 is the front view of the embodiment of the present invention.
Fig. 2 is the top view of fermentation tank in Fig. 1.
Specific embodiment
Below in conjunction with the accompanying drawings, the present invention is further detailed explanation.
As shown in Figure 1 to Figure 2, the anaerobism high temperature marsh gas fermenting system of the embodiment, including organic matter receiving slit 1 and
Organic matter receiving slit 1 is set by pipeline and the connected inoculation batch mixing pond 3, marsh-gas fermentation tank 4 of sludge pump 2 in inoculation batch mixing pond 3
There is agitator 5, marsh-gas fermentation tank 4 includes tank body 6, the agitating shaft 7 in tank body 6, several stirring vanes are associated with agitating shaft 7
8, one end and the reducing motor 9 outside tank body 6 of agitating shaft 7 are connected, and methane outlet 10 and fermentation material import are provided with the top of tank body 6
11, the discharge gate in inoculation batch mixing pond 3 is connected by pipeline and contactor pump 12 with fermentation material import 11, and fermentation is provided with tank body lower part
Material outlet 13, fermentation material outlet 13 is connected by pipeline with biogas slurry cache pool 14, and biogas slurry cache pool 14 passes through pipeline and biogas slurry pump
15 are connected with inoculation batch mixing pond 3, and the middle and lower part in tank body 6 is provided with several corrugated tube heat exchangers 16, and several bellowss are changed
Hot device 16 is arranged in a ring in tank body 6, and adjacent corrugated tube heat exchanger 16 is also connected by steam tandem tube 17；In bellows
The tank body of the lower section of heat exchanger 16 is provided with steam inlet tube 18, and steam outlet pipe is provided with the tank body of the top of corrugated tube heat exchanger 16
19, the two ends of corrugated tube heat exchanger 16 are respectively connected with steam inlet tube 18 and steam outlet pipe 19；Enter in contactor pump 12 and fermentation material
On mouthfuls 11 connecting line, on sludge pump 2 and the connecting line in inoculation batch mixing pond 3, fermentation material outlet 13 and biogas slurry cache pool 14
Connecting line on be equipped with valve 20 or 21 or 22；
During work, the excrement in organic matter receiving slit 1 and stalk organic matter etc. are sent into by inoculation batch mixing pond 3 by sludge pump 2, led to
Cross biogas slurry pump 15 and the biogas slurry of generation of fermenting is pumped into inoculation batch mixing pond 3 by biogas slurry cache pool 14, realize the breeding of fermentate；By mixing
Material pump 12 sends into tank body 6 fermentate, and is passed through steam corrugated tube heat exchanger 16 is heated to control broth temperature,
The heat exchange area of corrugated tube heat exchanger 16 is 1.8 times of straight tube, has the advantages that heat transfer efficiency is high, it is possible to decrease energy consumption, by control
Quantity of steam processed is controllable temperature range, improves gas production, easy to use；Contain substantial amounts of anaerobism in the biogas slurry for producing of fermenting
Bacterium, is flow back to biogas slurry cache pool 14, you can improve fermentation efficiency, and twice laid, without external strain, feasible system
Continuous operation, reduces use cost；Steam tandem tube 17 can improve the uniformity of temperature in tank；Operation valve 20,21,22 is just
Controlled in the operation of system.
Claims (4)
1. a kind of anaerobism high temperature marsh gas fermenting system, including organic matter receiving slit and organic matter receiving slit pass through pipeline and dirt
Dredge pump connected inoculation batch mixing pond, marsh-gas fermentation tank, marsh-gas fermentation tank include tank body, the agitating shaft in tank body, agitating shaft
On be associated with several stirring vanes, one end and the reducing motor outside tank body of agitating shaft are connected, it is characterised in that：Set on tank body top
The discharge gate for having methane outlet and fermentation material import, inoculation batch mixing pond is connected by pipeline and contactor pump with fermentation material import,
Tank body lower part is provided with fermentation material outlet, and fermentation material outlet is connected by pipeline with biogas slurry cache pool, and biogas slurry cache pool passes through pipeline
And biogas slurry pump is connected with inoculation batch mixing pond, the middle and lower part in tank body is provided with several corrugated tube heat exchangers, in corrugated tube heat exchanger
The tank body of lower section is provided with steam inlet tube, and steam outlet pipe, corrugated tube heat exchanger are provided with the tank body above corrugated tube heat exchanger
Two ends are respectively connected with steam inlet tube and steam outlet pipe.
2. anaerobism high temperature marsh gas fermenting system according to claim 1, it is characterised in that：Several bellows heat exchangers
Device is arranged in a ring in tank body, and adjacent corrugated tube heat exchanger is also connected by steam tandem tube.
3. anaerobism high temperature marsh gas fermenting system according to claim 1 and 2, it is characterised in that：In inoculation batch mixing pond
It is provided with agitator.
4. anaerobism high temperature marsh gas fermenting system according to claim 3, it is characterised in that：Enter with fermentation material in contactor pump
Mouthful connecting line on, on sludge pump and the connecting line in inoculation batch mixing pond, the connecting tube of fermentation material outlet and biogas slurry cache pool
Valve is equipped with road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611181697.2A CN106701555A (en) | 2016-12-20 | 2016-12-20 | Anaerobic medium-high-temperature biogas fermentation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611181697.2A CN106701555A (en) | 2016-12-20 | 2016-12-20 | Anaerobic medium-high-temperature biogas fermentation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106701555A true CN106701555A (en) | 2017-05-24 |
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ID=58939130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611181697.2A Pending CN106701555A (en) | 2016-12-20 | 2016-12-20 | Anaerobic medium-high-temperature biogas fermentation system |
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| Country | Link |
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| CN (1) | CN106701555A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107418880A (en) * | 2017-08-30 | 2017-12-01 | 博能盛诺(北京)生物质能源科技有限公司 | Stalk marsh gas feed arrangement, stalk marsh gas system and stalk feed process |
| CN113073047A (en) * | 2021-05-18 | 2021-07-06 | 浙江大学 | Turbulent flow type reaction kettle and method for producing methane |
| CN116282789A (en) * | 2023-02-14 | 2023-06-23 | 青岛汇君环境能源工程有限公司 | High-efficient oxygen suppliment aerobic fermentation device is used in sludge treatment |
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| CN201581074U (en) * | 2009-08-21 | 2010-09-15 | 董保成 | Integrated two-phase anaerobic fermentation device for straws |
| CN103060189A (en) * | 2013-01-29 | 2013-04-24 | 南京工业大学 | Stirring type reactor with built-in plate-fin heat exchanger and temperature control method |
| CN204198568U (en) * | 2014-11-19 | 2015-03-11 | 黑龙江省科学院科技孵化中心 | A kind of feces of livestock and poultry anaerobic ferment devices with natural pond liquid reflux pipeline |
| CN204261650U (en) * | 2014-11-18 | 2015-04-15 | 安徽新月化工设备有限公司 | A kind of temperature control reactor of decalescence |
| CN206385164U (en) * | 2016-12-19 | 2017-08-08 | 四川雷鸣环保装备有限公司 | Anaerobism high temperature marsh gas fermenting system |
| CN206385143U (en) * | 2016-12-20 | 2017-08-08 | 四川雷鸣环保装备有限公司 | Biogas high temperature fermentation tank |
-
2016
- 2016-12-20 CN CN201611181697.2A patent/CN106701555A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201581074U (en) * | 2009-08-21 | 2010-09-15 | 董保成 | Integrated two-phase anaerobic fermentation device for straws |
| CN103060189A (en) * | 2013-01-29 | 2013-04-24 | 南京工业大学 | Stirring type reactor with built-in plate-fin heat exchanger and temperature control method |
| CN204261650U (en) * | 2014-11-18 | 2015-04-15 | 安徽新月化工设备有限公司 | A kind of temperature control reactor of decalescence |
| CN204198568U (en) * | 2014-11-19 | 2015-03-11 | 黑龙江省科学院科技孵化中心 | A kind of feces of livestock and poultry anaerobic ferment devices with natural pond liquid reflux pipeline |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107418880A (en) * | 2017-08-30 | 2017-12-01 | 博能盛诺(北京)生物质能源科技有限公司 | Stalk marsh gas feed arrangement, stalk marsh gas system and stalk feed process |
| CN107418880B (en) * | 2017-08-30 | 2023-11-03 | 博能盛诺(北京)生物质能源科技有限公司 | Straw biogas feeding device, straw biogas system and straw feeding method |
| CN113073047A (en) * | 2021-05-18 | 2021-07-06 | 浙江大学 | Turbulent flow type reaction kettle and method for producing methane |
| CN113073047B (en) * | 2021-05-18 | 2024-06-11 | 浙江大学 | Turbulent flow type reaction kettle and method for producing biogas |
| CN116282789A (en) * | 2023-02-14 | 2023-06-23 | 青岛汇君环境能源工程有限公司 | High-efficient oxygen suppliment aerobic fermentation device is used in sludge treatment |
| CN116282789B (en) * | 2023-02-14 | 2023-08-25 | 青岛汇君环境能源工程有限公司 | High-efficient oxygen suppliment aerobic fermentation device is used in sludge treatment |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170524 |
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| RJ01 | Rejection of invention patent application after publication |