CN103484362A - Continuous stirred tank reactor (CSTR) capable of determining discharging position - Google Patents

Continuous stirred tank reactor (CSTR) capable of determining discharging position Download PDF

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Publication number
CN103484362A
CN103484362A CN201310470070.9A CN201310470070A CN103484362A CN 103484362 A CN103484362 A CN 103484362A CN 201310470070 A CN201310470070 A CN 201310470070A CN 103484362 A CN103484362 A CN 103484362A
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China
Prior art keywords
cstr
anaerobic fermentation
fermentation tank
feed
cstr anaerobic
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CN201310470070.9A
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Chinese (zh)
Inventor
徐晓秋
王欣
刘伟
罗向东
王玉鹏
秦国辉
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Sci& Tech Incubation Center Of Has
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Sci& Tech Incubation Center Of Has
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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
    • 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
    • C12M41/22—Heat exchange systems, e.g. heat jackets or outer envelopes in contact with the bioreactor walls
    • 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
    • C12M41/40—Means for regulation, monitoring, measurement or control, e.g. flow regulation of pressure
    • 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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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Genetics & Genomics (AREA)
  • General Engineering & Computer Science (AREA)
  • Sustainable Development (AREA)
  • Biochemistry (AREA)
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  • General Health & Medical Sciences (AREA)
  • Biotechnology (AREA)
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  • Molecular Biology (AREA)
  • General Chemical & Material Sciences (AREA)
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  • Treatment Of Sludge (AREA)

Abstract

The invention discloses a CSTR capable of determining a discharging position, and relates to the CSTR reactor field. A problem that the discharging positions of present large and medium-sized biogas engineering CSTRs are difficult to determine is solved in the invention. The CSTR comprises a plurality of feeding and discharging tubes, an outer wall of a CSTR anaerobic fermentation tank is provided with a plurality of feeding and discharging tubes having different heights, the plurality of the feeding and discharging tubes are communicated with the internal of the CSTR anaerobic fermentation tank, a feeding hopper is connected with one end of each of the feeding tubes, and the other end of each of the feeding tubes is connected with each of the feeding and discharging tubes. The CSTR is used for the anaerobic fermentation in the biogas engineering.

Description

Can determine the CSTR reactor that material level is put
Technical field
The present invention relates to a kind of CSTR reactor.
Background technology
CSTR reactor (full-mixing type anaerobic fermentation reactor continuous stirred tank reactor) is big-and-middle-sized biogas engineering anaerobic ferment devices commonly used in recent years, but in practical application, the planner often only arranges a discharge port in the middle and lower part of CSTR reactor, due to the discharge port position arrange improper, when the continuous production operation of reactor, usually will be used as weary material to the virgin material of just entering and transport, and cause gas production rate to descend, and when serious, can cause stopping production.
Summary of the invention
The purpose of this invention is to provide a kind of CSTR reactor that material level is put that determines, to solve existing big-and-middle-sized biogas engineering CSTR reactor discharging position, be difficult to definite problem.
It is to solve the problems of the technologies described above the technical scheme of taking to be that the present invention can determine the CSTR reactor that material level puts:
A kind ofly determine the CSTR reactor that material level is put, comprise agitator, pressure transmitter, biogas output tube, hopper, feed-pipe, temperature sensor, discharge tube, thermal insulation layer, CSTR anaerobic fermentation tank, valve and many low temperature temperature selflimiting electric tracing bands, the motor of agitator is arranged on the upper tops of CSTR anaerobic fermentation tank, the transmission shaft of agitator is placed in the inside of CSTR anaerobic fermentation tank by the upper cover of CSTR anaerobic fermentation tank, the stirring rake of agitator is arranged on transmission shaft, the biogas output tube be arranged on CSTR anaerobic fermentation tank upper cover upper end and with the internal communication of CSTR anaerobic fermentation tank, pressure transmitter is arranged on the tube wall of biogas output tube and is communicated with the biogas output tube, the testing temperature sensor is fixed on the outer wall of CSTR anaerobic fermentation tank, the induction end of testing temperature sensor is passed the outer wall of CSTR anaerobic fermentation tank and is placed in the CSTR anaerobic fermentation tank, discharge tube be arranged on the bottom outer wall of CSTR anaerobic fermentation tank and with the internal communication of CSTR anaerobic fermentation tank, on the outer wall of CSTR anaerobic fermentation tank, thermal insulation layer is installed, many low temperature temperature selflimiting electric tracing band wound in parallel are in the CSTR anaerobic fermentation tank tube wall outside, reactor also comprises many feed and exhaust tubes, many highly different feed and exhaust tubes are installed on CSTR anaerobically fermenting tank wall, and many feed and exhaust tubes and CSTR anaerobic fermentation tank internal communication, hopper is connected with an end of feed-pipe, the other end of feed-pipe is connected with feed and exhaust tube.
The present invention compared with prior art has following beneficial effect: the present invention is according to character and the parameter of anaerobic fermentation raw material, design a kind of CSTR reactor that material level is put that determines, by on the outside different positions of CSTR anaerobic fermentation tank, feed and exhaust tube being set, to measure the impact of different positions discharging on the anaerobically fermenting process, thereby determine best discharging position, prevent that virgin material is taken as weary material and transports, thereby make gas yield improve 10%～50%.
The accompanying drawing explanation
Fig. 1 is the front view that the present invention can determine the CSTR reactor that material level puts.
Fig. 2 is the vertical view that the present invention can determine the CSTR reactor that material level puts.
Embodiment
Can determine to the present invention the CSTR reactor that material level puts below in conjunction with embodiment is specifically described:
Embodiment one: present embodiment is described in conjunction with Fig. 1, this can determine the CSTR reactor that material level is put, and comprises agitator 1, pressure transmitter 2, biogas output tube 3, hopper 4, feed-pipe 5, temperature sensor 7, discharge tube 8, thermal insulation layer 9, CSTR anaerobic fermentation tank 10, valve 11 and many low temperature temperature selflimiting electric tracing bands 12, the motor of agitator 1 is arranged on the upper tops of CSTR anaerobic fermentation tank 10, the transmission shaft 13 of agitator 1 is placed in the inside of CSTR anaerobic fermentation tank 10 by the upper cover of CSTR anaerobic fermentation tank 10, the stirring rake 14 of agitator 1 is arranged on transmission shaft 13, biogas output tube 3 be arranged on CSTR anaerobic fermentation tank 10 upper covers upper end and with the internal communication of CSTR anaerobic fermentation tank 10, pressure transmitter 2 is arranged on the tube wall of biogas output tube 3 and is communicated with biogas output tube 3, testing temperature sensor 7 is fixed on the outer wall of CSTR anaerobic fermentation tank 10, the induction end of testing temperature sensor 7 is passed the outer wall of CSTR anaerobic fermentation tank 10 and is placed in CSTR anaerobic fermentation tank 10, discharge tube 8 be arranged on the bottom outer wall of CSTR anaerobic fermentation tank 10 and with the internal communication of CSTR anaerobic fermentation tank 10, thermal insulation layer 9 is installed on the outer wall of CSTR anaerobic fermentation tank 10, many low temperature temperature selflimiting electric tracing band 12 wound in parallel are in the CSTR anaerobic fermentation tank 10 tube wall outsides, reactor also comprises many feed and exhaust tubes 6, many highly different feed and exhaust tubes 6 are installed on CSTR anaerobic fermentation tank 10 outer walls, and many feed and exhaust tubes 6 and CSTR anaerobic fermentation tank 10 internal communication, hopper 4 is connected with an end of feed-pipe 5, the other end of feed-pipe 5 is connected with an end of feed and exhaust tube 6, the other end of discharge nozzle 6 is connected with CSTR anaerobic fermentation tank 10.
Embodiment two: in conjunction with Fig. 2, present embodiment is described, feed and exhaust tube 6 radicals are eight.A plurality of feed and exhaust tubes 6 are set, can accurately detect the discharging parameter of different positions, thereby determine best discharging position.Other annexation is identical with embodiment one.
Embodiment three: in conjunction with Fig. 2, present embodiment is described, the angle projected between adjacent two feed and exhaust tubes 6 after same plane is 22.5 °.Eight feed and exhaust tubes 6, by uniform distances, evenly are arranged on CSTR anaerobic fermentation tank 10 outer walls, can avoid the parameter difference that discharging occurs apart from excessive or too small problem, can make detected result more accurate, be convenient to determine best discharging position.Other annexation is identical with embodiment one.
Embodiment four: in conjunction with Fig. 2, present embodiment is described, on discharge tube 8 and feed and exhaust tube 6, is separately installed with valve 11.Other annexation is identical with embodiment one.
Above-mentioned low temperature temperature selflimiting electric tracing band 12 encircles auspicious electric heating equipment company limited by Anhui and produces, and model is PTC; Agitator 1 is produced by Heilongjiang Zhongbei Technology Co., Ltd., and model is ZB-J.
The specific works principle is: when operation, according to the controlling level of CSTR anaerobic fermentation tank 10, select the feed and exhaust tube 6 lower than the material level liquid level, hopper 4 is connected with an end of feed-pipe 5, and the other end of feed-pipe 5 is connected with feed and exhaust tube 6.Utilize principle of differential pressure to carry out charging, during discharging, in each feed and exhaust tube 6 places discharging, by measuring the parameters of discharging secondary fermentation liquid, put with the final weary material level of determining feed and exhaust tube 6.
The present invention arranges feed and exhaust tube on the outside different positions of CSTR reactor, to measure the impact of different positions discharging on the anaerobically fermenting process, thereby determines best discharging position, prevents that virgin material is used as weary material and transports, thereby makes gas yield improve 10%～50%.
Foregoing is only preferred embodiment of the present invention; not for limiting embodiment of the present invention; those of ordinary skills are according to main design of the present invention and spirit; can carry out very easily corresponding flexible or modification, therefore protection scope of the present invention should be as the criterion with the desired protection domain of claims.

Claims (4)

1. one kind can determine the CSTR reactor that material level is put, and comprises agitator (1), pressure transmitter (2), biogas output tube (3), hopper (4), feed-pipe (5), temperature sensor (7), discharge tube (8), thermal insulation layer (9), CSTR anaerobic fermentation tank (10), valve (11) and many low temperature temperature selflimiting electric tracing bands (12), the motor of agitator (1) is arranged on the upper tops of CSTR anaerobic fermentation tank (10), the transmission shaft (13) of agitator (1) is placed in the inside of CSTR anaerobic fermentation tank (10) by the upper cover of CSTR anaerobic fermentation tank (10), the stirring rake (14) of agitator (1) is arranged on transmission shaft (13), biogas output tube (3) be arranged on CSTR anaerobic fermentation tank (10) upper cover upper end and with the internal communication of CSTR anaerobic fermentation tank (10), pressure transmitter (2) is arranged on the tube wall of biogas output tube (3) and is communicated with biogas output tube (3), testing temperature sensor (7) is fixed on the outer wall of CSTR anaerobic fermentation tank (10), the induction end of testing temperature sensor (7) is passed the outer wall of CSTR anaerobic fermentation tank (10) and is placed in CSTR anaerobic fermentation tank (10), discharge tube (8) be arranged on the bottom outer wall of CSTR anaerobic fermentation tank (10) and with the internal communication of CSTR anaerobic fermentation tank (10), thermal insulation layer (9) is installed on the outer wall of CSTR anaerobic fermentation tank (10), many low temperature temperature selflimiting electric tracing bands (12) wound in parallel is in CSTR anaerobic fermentation tank (10) the tube wall outside, it is characterized in that, reactor also comprises many feed and exhaust tubes (6), on CSTR anaerobic fermentation tank (10) outer wall, many highly different feed and exhaust tubes (6) are installed, and many feed and exhaust tubes (6) and CSTR anaerobic fermentation tank (10) internal communication, hopper (4) is connected with an end of feed-pipe (5), the other end of feed-pipe (5) is connected with an end of feed and exhaust tube (6), the other end of discharge nozzle (6) is connected with CSTR anaerobic fermentation tank (10).
2. according to claim 1ly determine the CSTR reactor that material level is put, it is characterized in that, described feed and exhaust tube (6) radical is eight.
3. according to claim 1 and 2ly determine the CSTR reactor that material level is put, it is characterized in that, the angle projected between adjacent two feed and exhaust tubes (6) after same plane is 22.5 °.
4. according to claim 3ly determine the CSTR reactor that material level is put, it is characterized in that, on discharge tube (8) and feed and exhaust tube (6), be separately installed with valve (11).
CN201310470070.9A 2013-10-10 2013-10-10 Continuous stirred tank reactor (CSTR) capable of determining discharging position Pending CN103484362A (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104357321A (en) * 2014-11-11 2015-02-18 黑龙江省科学院科技孵化中心 Fermentation method implemented by virtue of high-temperature anaerobic fermentation device
CN105950463A (en) * 2016-07-12 2016-09-21 祁彦涛 Service platform for anaerobic fermentation system
CN110713918A (en) * 2019-10-23 2020-01-21 湖北洛克泰克仪器股份有限公司 CSTR reaction unit of semicontinuous appearance

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201517103U (en) * 2009-08-17 2010-06-30 王建平 Solar high-temperature methane generator matching device
CN101812400A (en) * 2009-12-22 2010-08-25 上海济兴能源环保技术有限公司 Vertical dry-process anaerobic fermentation device
CN103088073A (en) * 2013-02-04 2013-05-08 北京化工大学 Method for processing industrial wastes of edible vinegar through anaerobic digestion coupling pyrolysis technology
CN203474807U (en) * 2013-10-10 2014-03-12 黑龙江省科学院科技孵化中心 CSTR reactor with determinable discharging position

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201517103U (en) * 2009-08-17 2010-06-30 王建平 Solar high-temperature methane generator matching device
CN101812400A (en) * 2009-12-22 2010-08-25 上海济兴能源环保技术有限公司 Vertical dry-process anaerobic fermentation device
CN103088073A (en) * 2013-02-04 2013-05-08 北京化工大学 Method for processing industrial wastes of edible vinegar through anaerobic digestion coupling pyrolysis technology
CN203474807U (en) * 2013-10-10 2014-03-12 黑龙江省科学院科技孵化中心 CSTR reactor with determinable discharging position

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104357321A (en) * 2014-11-11 2015-02-18 黑龙江省科学院科技孵化中心 Fermentation method implemented by virtue of high-temperature anaerobic fermentation device
CN105950463A (en) * 2016-07-12 2016-09-21 祁彦涛 Service platform for anaerobic fermentation system
CN110713918A (en) * 2019-10-23 2020-01-21 湖北洛克泰克仪器股份有限公司 CSTR reaction unit of semicontinuous appearance

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Application publication date: 20140101