CN201686697U - Device used for producing biology butanol through continuous penetration vaporization coupling fermentation - Google Patents
Device used for producing biology butanol through continuous penetration vaporization coupling fermentation Download PDFInfo
- Publication number
- CN201686697U CN201686697U CN 201020179335 CN201020179335U CN201686697U CN 201686697 U CN201686697 U CN 201686697U CN 201020179335 CN201020179335 CN 201020179335 CN 201020179335 U CN201020179335 U CN 201020179335U CN 201686697 U CN201686697 U CN 201686697U
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- fermentor tank
- fermentation
- butanol
- membrane separation
- solid
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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
- C12M21/12—Bioreactors or fermenters specially adapted for specific uses for producing fuels or solvents
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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
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/58—Reaction vessels connected in series or in parallel
Abstract
The utility model belongs to the technical field of biology butanol production through fermentation, and relates to a device used for producing biology butanol through continuous penetration vaporization coupling fermentation. The device comprises a primary fermentation tank and a secondary fermentation tank, wherein a penetration vaporization membrane separation device is arranged between the primary fermentation tank and the secondary fermentation tank. In the utility model, the penetration vaporization membrane separation device is arranged between the primary fermentation tank and the secondary fermentation tank connected in series and is used for separating butanol generated during the fermentation process, so that the suppression of przymogen duo to high butanol concentration can be avoided, and continuous fermentation can be ensured; and the biology butanol productivity can increase three times at most, the steam can be saved by half, waste water emission can be reduced by more than 60%, so that the device brings respectable economic benefit for biology butanol production enterprises.
Description
Technical field
The utility model belongs to fermentation to produce biological butanols technical field, relates to a kind of device of producing biological butanol by continuous pervaporation coupling fermentation.
Background technology
Biological butanol is meant and utilizes the prior biological resource, the butanols of producing by biological fermentation production.Butanols is widely used in organic synthesis plastics, resin, paint, medicine and national defense industry.Butanols still is that a kind of potential is combined power fuel greatly except that can be used as solvent, and its fuel value and gasoline are suitable, are the substitutes of gasoline.Prior biological production of butanol technology is by to the glucide behind starchy material or the cellulose hydrolysis, High Temperature Sterilization, inoculation clostridium acetobutylicum, acetone Clostridium butylicum, clostridium saccharobutyricum or the fermentation of Pasteur's gemma clostridium, technologies such as fractionation by distillation are produced and are obtained, because butanols generates the increase of concentration in the fermenting process, when surpassing 10g/l fermented bacterium there is restraining effect.Mash with the W-Gum preparation is an example, in existing field, if the W-Gum mass concentration is greater than 8.5%, because it is many to produce the butanols amount, butanol concentration reaches maximum value 10-13g/l, and just generation suppresses to continue fermentation to fermented bacterium, so unnecessary fermentation substrate can not thoroughly utilize, and causes wastage of material.Too low as mash concentration proportioning fermentation substrate concentration, although fermentation energy thoroughly carries out,, cause a large amount of steam of waste for downstream fractionation by distillation workshop section because the butanol concentration that generates is too low, be unfavorable for energy-saving and emission-reduction.The device that has the cascade fermentation jar to continuously ferment at present, but existing apparatus all can not directly separate the butanols that produces in the fermenting process, influences the productive rate of butanols.
The utility model content
The purpose of this utility model is to provide a kind of device of producing biological butanol by continuous pervaporation coupling fermentation, this device can be separated the butanols that fermenting process produces, both improved usage ratio of equipment, reduce the steam output of mash again, reached the purpose of energy-saving and emission-reduction and acquisition maximum production butanols.
The utility model is by the following technical solutions:
A kind of device of producing biological butanol by continuous pervaporation coupling fermentation comprises last fermentor tank and next fermentor tank, is provided with the infiltration evaporation membrane separation unit between last fermentor tank and next fermentor tank.
Be provided with well heater between described last fermentor tank and the infiltration evaporation membrane separation unit, the outlet of well heater is connected with the upstream side import of infiltration evaporation membrane separation unit, and the outlet of upstream side is connected with the import of back one fermentor tank.
The downstream side of described infiltration evaporation membrane separation unit is connected with vacuum system, is provided with cooling apparatus between downstream side and the vacuum system, and the liquid exit of cooling apparatus is connected with rectifier unit.
Be provided with solid-liquid separating equipment between described last fermentor tank and the well heater, the liquid phase outlet of solid-liquid separating equipment is connected with the import of well heater, and the solid phase outlet of solid-liquid separating equipment is connected with next fermentor tank.
Be provided with by-pass line between described well heater and the last fermentor tank.
Described solid-liquid separating equipment, well heater and infiltration evaporation membrane separation unit are positioned at enclosed hood, and the inlet mouth of enclosed hood is connected with the air outlet of last fermentor tank, and the air outlet of enclosed hood is connected with the collection and confinement of gases jar.
Described next fermentor tank is provided with feed supplement device, adder-subtractor and pH value and detects mouth.
Establishing film in the described infiltration evaporation membrane separation unit is alcohol permselective membrane, and the material of alcohol permselective membrane is silicon rubber or polydimethylsiloxane etc.
The utility model is that the infiltration evaporation membrane separation unit is set between placed in-line fermentor tank, by this equipment the butanols that produces in the fermenting process is separated, and allows fermentation carry out continuously, thereby obtains the maximum production of butanols; Well heater is set is the fluid temperature that guarantees to enter the infiltration evaporation membrane separation unit and establish film in can adapting to, solid-liquid separating equipment is set the fermentation liquid that contains solid substance is carried out solid-liquid separation, prevent that solid phase from establishing film in stopping up; Enclosed hood is set makes the equipment of infiltrating and vaporizing membrane sepn process, heat-processed, solid-liquid separation process place oxygen-free atmosphere, this oxygen-free atmosphere can be provided by the carbonic acid gas of fermenting process generation and the gas mixture of hydrogen, also can adopt extraneous gas to provide, solid-liquid separating equipment, well heater and infiltration evaporation membrane separation unit are placed in the enclosed hood, this enclosed hood is connected with the air outlet of last fermentor tank gets final product, can make the blanketing gas in the enclosed hood is carbonic acid gas and the hydrogen mixed gas that last fermentor tank produces, and carbonic acid gas and hydrogen reclaim gas after discharging enclosed hood.
Detailed process is: the upstream side that directly is pressed into the infiltration evaporation membrane separation unit when not having solid substance in the fermentation liquid after heating, having generated when containing solid substance in the fermentation liquid of butanols needs carry out solid-liquid separation by solid-liquid separating equipment earlier, liquid phase part is pressed into infiltration evaporation membrane separation unit upstream side after heating, the butanols that enters in the fermentation liquid of upstream side infiltrates into the downstream side through alcohol permselective membrane, the butanols vaporization is drawn out of under the vacuum environment in downstream side, the butanols of vaporization is cooled to liquid state through cooling apparatus, rectifying then; Fermentation liquid behind the separating butanol is discharged through upstream side and is sent into next fermentor tank continuation fermentation, and the solid phase after solid-liquid separation is partly sent into next fermentor tank and continued fermentation.
The utility model is exactly this characteristic according to the fermentation to produce biological butanols, the infiltration evaporation membrane separation unit is set between placed in-line fermentor tank, by this equipment the butanols that produces in the fermenting process is separated, avoid the too high inhibition of butanol concentration to fermented bacterium, allow fermentation carry out continuously, the highest 3 times of the biological butanol productive rates that improve are saved 1/2nd steam, reduce the discharge of wastewater more than 60 percent, for biological production of butanol enterprise brings considerable economic benefit.
Description of drawings
Fig. 1 is the structural representation of the device of embodiment 1 producing biological butanol by continuous pervaporation coupling fermentation;
Fig. 2 is the structural representation of the device of embodiment 2 producing biological butanol by continuous pervaporation coupling fermentation;
Fig. 3 is the structural representation of the device of embodiment 3 producing biological butanol by continuous pervaporation coupling fermentation.
Embodiment
Embodiment 1, the device of producing biological butanol by continuous pervaporation coupling fermentation as shown in Figure 1, comprise last fermentor tank 1 and next fermentor tank 6, be provided with well heater 3 and infiltration evaporation membrane separation unit 4 between last fermentor tank 1 and next fermentor tank 6, the outlet of well heater 3 is connected with upstream side 41 imports of infiltration evaporation membrane separation unit 4, and the outlet of upstream side 41 is connected with the import of back one fermentor tank 6; The downstream side 42 of infiltration evaporation membrane separation unit 4 is connected with vacuum system 13, is provided with cooling apparatus 5 between downstream side 42 and the vacuum system 13, and the liquid exit of cooling apparatus 5 is connected with rectifier unit 51.Next fermentor tank 6 is provided with feed supplement device 8, adder-subtractor 9 and pH value and detects mouth 7.
Detailed process is: when adopting liquid glucose as fermentation substrate, the fermentation liquid that ferments after 12-45 hour is heated to 40-60 ℃ by last fermentor tank 1 discharge back heater via 3, be pressed into the upstream side 41 of infiltration evaporation membrane separation unit 4 then, butanols through membrane permeation to the downstream side 42, in the vacuum tightness that vacuum system 13 provides is that the butanols vaporization is drawn out of under the 100-600Pa environment, fermentation liquid behind the separating butanol is directly discharged from upstream side 41 and is sent into next fermentor tank 6 continuation fermentation, by feed supplement device 8 additional sugar substance that contains in next fermentor tank 6, making mixed mash contain saccharic amount per-cent is 10%-24%, detect mouthful 7 detection pH values by the pH value, add alkali control pH value for 4.3-7 by adder-subtractor 9, fermentation is normally carried out; The butanols of vaporization is cooled to liquid state through cooling apparatus 5, send rectifier unit 51 rectifying then, thereby realizes continuously butanols being separated in the fermenting process.The film of establishing in the infiltration evaporation membrane separation unit 4 is an alcohol permselective membrane, and the material of alcohol permselective membrane is silicon rubber or polydimethylsiloxane etc.
Embodiment 2, the device of producing biological butanol by continuous pervaporation coupling fermentation as shown in Figure 2, and the difference of embodiment 1 is: be provided with solid-liquid separating equipment 2 between last fermentor tank 1 and the well heater 3, the liquid phase outlet of solid-liquid separating equipment 2 is connected with the import of well heater 3, and the solid phase outlet of solid-liquid separating equipment 2 is connected with next fermentor tank 6; Solid-liquid separating equipment 2, well heater 3 and infiltration evaporation membrane separation unit 4 are positioned at enclosed hood 10, and the inlet mouth of enclosed hood 10 is connected with the air outlet of last fermentor tank 1, and the air outlet of enclosed hood 10 is connected with collection and confinement of gases jar 11.Next fermentor tank 6 is provided with feed supplement device 8, adder-subtractor 9 and pH value and detects mouth 7.
Process is with the difference of embodiment 1: fermentation liquid separates through solid-liquid separating equipment 2 earlier, and liquid phase part enters infiltration evaporation membrane separation unit 4, and the liquid phase part behind solid phase part and the membrane sepn enters next fermentor tank 6; Well heater 3, solid-liquid separating equipment 2 are arranged in seal closure 10 oxygen-free atmospheres that carbonic acid gas that last fermentor tank 1 discharges and hydrogen gas mixture provide, and the equipment that prevents is airtight sternly not to cause becoming sour that the contact oxygen of fermented bacterium produces, and guarantees the cleaning of mash.
Claims (8)
1. the device of a producing biological butanol by continuous pervaporation coupling fermentation comprises last fermentor tank and next fermentor tank, it is characterized in that: be provided with the infiltration evaporation membrane separation unit between last fermentor tank and next fermentor tank.
2. the device of producing biological butanol by continuous pervaporation coupling fermentation as claimed in claim 1, it is characterized in that: be provided with well heater between described last fermentor tank and the infiltration evaporation membrane separation unit, the outlet of well heater is connected with the upstream side import of infiltration evaporation membrane separation unit, and the outlet of upstream side is connected with the import of back one fermentor tank.
3. the device of producing biological butanol by continuous pervaporation coupling fermentation as claimed in claim 2, it is characterized in that: the downstream side of described infiltration evaporation membrane separation unit is connected with vacuum system, be provided with cooling apparatus between downstream side and the vacuum system, the liquid exit of cooling apparatus is connected with rectifier unit.
4. as the device of each described producing biological butanol by continuous pervaporation coupling fermentation of claim 1 to 3, it is characterized in that: be provided with solid-liquid separating equipment between described last fermentor tank and the well heater, the liquid phase outlet of solid-liquid separating equipment is connected with the import of well heater, and the solid phase outlet of solid-liquid separating equipment is connected with next fermentor tank.
5. the device of producing biological butanol by continuous pervaporation coupling fermentation as claimed in claim 4 is characterized in that: be provided with by-pass line between described well heater and the last fermentor tank.
6. the device of producing biological butanol by continuous pervaporation coupling fermentation as claimed in claim 5, it is characterized in that: described solid-liquid separating equipment, well heater and infiltration evaporation membrane separation unit are positioned at enclosed hood, the inlet mouth of enclosed hood is connected with the air outlet of last fermentor tank, and the air outlet of enclosed hood is connected with the collection and confinement of gases jar.
7. the device of producing biological butanol by continuous pervaporation coupling fermentation as claimed in claim 6 is characterized in that: described next fermentor tank is provided with feed supplement device, adder-subtractor and pH value and detects mouthful.
8. the device of producing biological butanol by continuous pervaporation coupling fermentation as claimed in claim 7, it is characterized in that: establishing film in the described infiltration evaporation membrane separation unit is alcohol permselective membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020179335 CN201686697U (en) | 2010-05-05 | 2010-05-05 | Device used for producing biology butanol through continuous penetration vaporization coupling fermentation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020179335 CN201686697U (en) | 2010-05-05 | 2010-05-05 | Device used for producing biology butanol through continuous penetration vaporization coupling fermentation |
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| Publication Number | Publication Date |
|---|---|
| CN201686697U true CN201686697U (en) | 2010-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201020179335 Expired - Fee Related CN201686697U (en) | 2010-05-05 | 2010-05-05 | Device used for producing biology butanol through continuous penetration vaporization coupling fermentation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102676589A (en) * | 2012-05-09 | 2012-09-19 | 大连理工大学 | Method for producing, separating and purifying butanol by coupling fermenting with gas stripping |
| CN102911854A (en) * | 2012-09-29 | 2013-02-06 | 大连理工大学 | Separation and purification device and separation and purification method for butanol and acetone |
-
2010
- 2010-05-05 CN CN 201020179335 patent/CN201686697U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102676589A (en) * | 2012-05-09 | 2012-09-19 | 大连理工大学 | Method for producing, separating and purifying butanol by coupling fermenting with gas stripping |
| CN102911854A (en) * | 2012-09-29 | 2013-02-06 | 大连理工大学 | Separation and purification device and separation and purification method for butanol and acetone |
| CN102911854B (en) * | 2012-09-29 | 2014-06-25 | 大连理工大学 | Separation and purification device and separation and purification method for butanol and acetone |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20140505 |