CN110373315A - A kind of charging heating means of marsh gas fermentation - Google Patents
A kind of charging heating means of marsh gas fermentation Download PDFInfo
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- CN110373315A CN110373315A CN201910598120.9A CN201910598120A CN110373315A CN 110373315 A CN110373315 A CN 110373315A CN 201910598120 A CN201910598120 A CN 201910598120A CN 110373315 A CN110373315 A CN 110373315A
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- discharging
- discharge nozzle
- charging
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- solenoid valve
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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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- 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
- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
- C12M29/26—Conditioning fluids entering or exiting the reaction vessel
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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
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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
- C12M45/00—Means for pre-treatment of biological substances
- C12M45/20—Heating; Cooling
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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
- C12P5/00—Preparation of hydrocarbons or halogenated hydrocarbons
- C12P5/02—Preparation of hydrocarbons or halogenated hydrocarbons acyclic
- C12P5/023—Methane
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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 present invention provides a kind of charging heating means of marsh gas fermentation herein, it is characterized by: being carried out as follows, appropriate location below the discharging overflow port of CSTR reactor newly sets a discharge nozzle, and structure similar to overflow pipe and identical down tube open height are taken in part of the discharge nozzle in reactor；Part of the discharge nozzle outside reactor connects gate valve and solenoid valve, and the solenoid valve other side couples with overflow pipe, borrows former overflow pipe discharging.When charging pump startup starts charging, the solenoid valve on discharge nozzle opens discharging simultaneously, realizes that charging and discharging are synchronous；Reactor shell side walks out the hot material of material, and the content of suspended matter is lower, is not easy to plug.For the heat transfer area for increasing cold side, the fin floor of appropriate height is set in the pipe outer wall of tube side, the baffle plate of several inclination installations left and right arrangement is set inside shell side, increases the disturbance of fluid, enhances heat transfer effect；In the bottom of baffle plate, there are certain spaces, prevent the deposition and blocking of suspended matter.
Description
Technical field
The present invention relates to the charging heating arts of biogas fermentation, are specifically a kind of charging heating of marsh gas fermentation
Method.
Background technique
Generally all take mesophilic digestion technique both at home and abroad at present to produce the large and medium-sized Fermentation Engineering based on biogas, i.e., it will hair
Ferment temperature is controlled at 35 DEG C or so, and the process synthesis effect of this temperature range is best.When temperature be lower than Optimal Temperature range, often
1 DEG C of decline, biogas fermentation rate decline 11%, lower than 5 DEG C anaerobic bacterias stop working, and fermentation stops, therefore the control of temperature is biogas
One of key factor of zymotechnique.When autumn, winter, spring feeding temperature are lower, it will generally take in tank or tank is additional
The mode of heat promotes fermentation temperature, and the energy will be consumed by heating, especially in cold winter, the temperature of environment temperature and charging
Spend very low, the energy consumed for promoting feeding temperature is very big, this will increase dramatically the operating cost of biogas fermentation.
The fine idea that charging is a reduction operating cost is heated with the heat of the discharging of fermentation reaction, but big
Formula anaerobic reactor (CSTR) is commonly thoroughly mixed in medium-sized biogas project can not but be applicable in, and main cause is as follows: first is that
CSTR reactor is usually that overflow manner is taken to discharge, and causes the time irreversibility of charging and discharging, and discharging time will postpone charging very
For a long time；Second is that generally having many suspended matters using the material of biogas fermentation CSTR reactor, common heat exchanger is easily stifled
It fills in and can not work.
Summary of the invention
Therefore, in order to solve above-mentioned deficiency, the present invention provides a kind of charging heating means of marsh gas fermentation herein.This
Invention cannot make following improvement using the waste heat of discharging well mainly for CSTR reactor: in going out for CSTR reactor
Appropriate location below material overflow port newly sets a discharge nozzle, and knot similar to overflow pipe is taken in part of the discharge nozzle in reactor
Structure and identical down tube open height；Part of the discharge nozzle outside reactor connects gate valve and solenoid valve, the solenoid valve other side and overflow
Pipe connection borrows former overflow pipe discharging.When charging pump startup starts charging, the solenoid valve on discharge nozzle opens discharging simultaneously,
Realize that charging and discharging are synchronous.
The invention is realized in this way constructing a kind of charging heating means of marsh gas fermentation, it is characterised in that: according to
If under type carries out, the appropriate location below the discharging overflow port of CSTR reactor newly sets a discharge nozzle, and discharge nozzle is anti-
The part in device is answered to take structure similar to overflow pipe and identical down tube open height；Part of the discharge nozzle outside reactor connects lock
Valve and solenoid valve, the solenoid valve other side couple with overflow pipe, borrow former overflow pipe discharging.When charging pump startup starts charging,
Solenoid valve on discharge nozzle opens discharging simultaneously, realizes that charging and discharging are synchronous；Reactor shell side walks out the hot material of material, suspended matter
Content it is lower, be not easy to plug.For the heat transfer area for increasing cold side, the fin rib of appropriate height is set in the pipe outer wall of tube side
Plate sets the baffle plate of several inclination installations left and right arrangement inside shell side, increases the disturbance of fluid, enhance heat transfer effect；It is rolling over
There are certain spaces for the bottom of flowing plate, prevent the deposition and blocking of suspended matter；
Tube side walks the cold burden of charging, and the content of suspended matter is higher, easily blocks；For augmentation of heat transfer, increase the heat-transfer area of heat absorbing side
Product sets several straight floors with pipeline in parallel in the inner wall of the pipe of tube side, and the floor of tube side is in certain round and smooth mistake in entrance
The acute angle form crossed blocks feed pipe to prevent hooking suspended matter；
Entire heat exchanger is in that the low exit side of tube side feed side is high during installation, so that shell side bottom does not have delay when discharging stops
Feed liquid.All inlet and outlet whole flanged joints of heat exchanger, with for convenience detach and cleaning.
The present invention has the advantage that present invention is generally directed to CSTR reactor cannot well using discharging waste heat and
Make following improvement: the appropriate location below the discharging overflow port of CSTR reactor newly sets a discharge nozzle, and discharge nozzle is anti-
The part in device is answered to take structure similar to overflow pipe and identical down tube open height；Part of the discharge nozzle outside reactor connects lock
Valve and solenoid valve, the solenoid valve other side couple with overflow pipe, borrow former overflow pipe discharging.When charging pump startup starts charging,
Solenoid valve on discharge nozzle opens discharging simultaneously, realizes that charging and discharging are synchronous.
Detailed description of the invention
Fig. 1 is this patent implementation diagram；
Fig. 2 is this patent inside reactor schematic diagram；
Fig. 3 is A-A cross-sectional view in Fig. 2；
Fig. 4 is B-B cross-sectional view in Fig. 2.
Wherein: fermentation tank 1, the liquid level 2 of fermentor, overflow discharge nozzle 3 newly set out expects pipe inner tube 4, discharge nozzle electromagnetism
Valve 5, with the heater 6 of discharging heating charging, feed pump 7, heater tube side exports reduced pipe 8, baffling on the left of heater shell side
Plate 9, heater shell side right side baffle plate 10, the fin floor 11 of tube side outer wall, the straight floor 12 of tube side inner wall, the pipe of heater
Journey inner tube 13.
Specific embodiment
Below in conjunction with attached drawing 1- Fig. 4, the present invention is described in detail, technical solution in the embodiment of the present invention into
Row clearly and completely describes, it is clear that described embodiments are only a part of the embodiments of the present invention, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
Every other embodiment, shall fall within the protection scope of the present invention.
The present invention provides a kind of charging heating means of marsh gas fermentation by improving herein, it is characterised in that: according to
If under type carries out, the appropriate location below the discharging overflow port of CSTR reactor newly sets a discharge nozzle 3, and discharge nozzle 3 exists
Take structure similar to overflow pipe and identical down tube open height in part in reactor；Part of the discharge nozzle outside reactor connects
Gate valve and solenoid valve, the solenoid valve other side couple with overflow pipe, borrow former overflow pipe discharging.When the starting of feed pump 7 starts to feed
When, the solenoid valve 5 on discharge nozzle opens discharging simultaneously, realizes charging and discharging synchronization；6 shell side of reactor walks the hot material of discharging, hangs
The content of floating object is lower, is not easy to plug.For the heat transfer area for increasing cold side, the fin of appropriate height is set in the pipe outer wall of tube side
Floor 11 sets the baffle plate of several inclination installations left and right arrangement inside shell side, increases the disturbance of fluid, enhance heat transfer effect；
In the bottom of baffle plate, there are certain spaces, prevent the deposition and blocking of suspended matter；
Tube side walks the cold burden of charging, and the content of suspended matter is higher, easily blocks；For augmentation of heat transfer, increase the heat-transfer area of heat absorbing side
Product sets several straight floors with pipeline in parallel in the inner wall of the pipe of tube side, and the floor of tube side is in certain round and smooth mistake in entrance
The acute angle form crossed blocks feed pipe to prevent hooking suspended matter；
Entire heat exchanger is in that the low exit side of tube side feed side is high during installation, so that shell side bottom does not have delay when discharging stops
Feed liquid.All inlet and outlet whole flanged joints of heat exchanger, with for convenience detach and cleaning.
Present invention is generally directed to CSTR reactors to make following improvement using the waste heat of discharging well:
Appropriate location below the discharging overflow port of CSTR reactor newly sets a discharge nozzle, portion of the discharge nozzle in reactor
Divide and takes structure similar to overflow pipe and identical down tube open height；Part of the discharge nozzle outside reactor connects gate valve and electromagnetism
Valve, the solenoid valve other side couple with overflow pipe, borrow former overflow pipe discharging.When charging pump startup starts charging, on discharge nozzle
Solenoid valve open discharging simultaneously, realize charging and discharging synchronization.
For many materials of this kind of suspended matter, special design is suitable for lower resistance, low cost, the adverse current of CSTR reactor
Formula shell-and-tube heat exchanger:
(1) shell side walks the hot material of discharging, and the content of suspended matter is lower, is not easy to plug.For increase cold side heat transfer area,
The pipe outer wall of tube side sets the fin floor of appropriate height, and the baffle plate of several inclination installations left and right arrangement is set inside shell side, is increased
Add the disturbance of fluid, enhances heat transfer effect.In the bottom of baffle plate, there are certain spaces, prevent the deposition of suspended matter and block up
Plug.
(2) tube side walks the cold burden of charging, and the content of suspended matter is higher, easily blocks.For augmentation of heat transfer, increase heat absorbing side
Heat transfer area, set several straight floors with pipeline in parallel in the inner wall of the pipe of tube side, the floor of tube side is in one in entrance
Determine the acute angle form of rounding off, blocks feed pipe to prevent hooking suspended matter.
(3) entire heat exchanger is in that the low exit side of tube side feed side is high during installation, so that shell side bottom is not when discharging stops
Have the feed liquid of delay.All inlet and outlet whole flanged joints of heat exchanger, with for convenience detach and cleaning.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (1)
1. a kind of charging heating means of marsh gas fermentation, it is characterised in that: be carried out as follows, in CSTR reactor
Discharging overflow port below appropriate location newly set a discharge nozzle (3), part of the discharge nozzle (3) in reactor takes and overflows
The similar structure of flow tube and identical down tube open height；Part of the discharge nozzle outside reactor connects gate valve and solenoid valve, and solenoid valve is another
Side couples with overflow pipe, borrows former overflow pipe discharging；Solenoid valve when feed pump (7) starting starts charging, on discharge nozzle
(5) discharging is opened simultaneously, realizes that charging and discharging are synchronous；Reactor (6) shell side walks the hot material of discharging, and the content of suspended matter is lower,
It is not easy to plug；For the heat transfer area for increasing cold side, the fin floor (11) of appropriate height is set in the pipe outer wall of tube side, in shell side
Inside sets the baffle plate of several inclination installations left and right arrangement, increases the disturbance of fluid, enhances heat transfer effect；In the bottom of baffle plate
There are certain spaces, prevent the deposition and blocking of suspended matter；
Tube side walks the cold burden of charging, and the content of suspended matter is higher, easily blocks；For augmentation of heat transfer, increase the heat-transfer area of heat absorbing side
Product sets several straight floors with pipeline in parallel in the inner wall of the pipe of tube side, and the floor of tube side is in certain round and smooth mistake in entrance
The acute angle form crossed blocks feed pipe to prevent hooking suspended matter；
Entire heat exchanger is in that the low exit side of tube side feed side is high during installation, so that shell side bottom does not have delay when discharging stops
Feed liquid；All inlet and outlet whole flanged joints of heat exchanger, with for convenience detach and cleaning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910598120.9A CN110373315A (en) | 2019-07-04 | 2019-07-04 | A kind of charging heating means of marsh gas fermentation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910598120.9A CN110373315A (en) | 2019-07-04 | 2019-07-04 | A kind of charging heating means of marsh gas fermentation |
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| Publication Number | Publication Date |
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| CN110373315A true CN110373315A (en) | 2019-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910598120.9A Pending CN110373315A (en) | 2019-07-04 | 2019-07-04 | A kind of charging heating means of marsh gas fermentation |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090301699A1 (en) * | 2008-06-05 | 2009-12-10 | Lummus Novolent Gmbh/Lummus Technology Inc. | Vertical combined feed/effluent heat exchanger with variable baffle angle |
| CN203469988U (en) * | 2013-10-11 | 2014-03-12 | 石家庄鼎盈化工股份有限公司 | Feeding heat exchanger for ester product tower |
| CN104501643A (en) * | 2014-12-26 | 2015-04-08 | 新奥科技发展有限公司 | Tube and shell heat exchanger |
| CN105806102A (en) * | 2016-05-31 | 2016-07-27 | 中冶焦耐工程技术有限公司 | Heat exchanger with flow guide device adopting self-supporting structure |
| CN107828649A (en) * | 2017-11-07 | 2018-03-23 | 武汉和信益科技有限公司 | Large-scale full-mixing type anaerobic marsh-gas fermentation tank thermal compensation system and its process |
-
2019
- 2019-07-04 CN CN201910598120.9A patent/CN110373315A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090301699A1 (en) * | 2008-06-05 | 2009-12-10 | Lummus Novolent Gmbh/Lummus Technology Inc. | Vertical combined feed/effluent heat exchanger with variable baffle angle |
| CN203469988U (en) * | 2013-10-11 | 2014-03-12 | 石家庄鼎盈化工股份有限公司 | Feeding heat exchanger for ester product tower |
| CN104501643A (en) * | 2014-12-26 | 2015-04-08 | 新奥科技发展有限公司 | Tube and shell heat exchanger |
| CN105806102A (en) * | 2016-05-31 | 2016-07-27 | 中冶焦耐工程技术有限公司 | Heat exchanger with flow guide device adopting self-supporting structure |
| CN107828649A (en) * | 2017-11-07 | 2018-03-23 | 武汉和信益科技有限公司 | Large-scale full-mixing type anaerobic marsh-gas fermentation tank thermal compensation system and its process |
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Application publication date: 20191025 |
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| RJ01 | Rejection of invention patent application after publication |