CN105482998A - High-efficiency and environment-friendly alcoholic fermentation coupling film separating system device - Google Patents
High-efficiency and environment-friendly alcoholic fermentation coupling film separating system device Download PDFInfo
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- CN105482998A CN105482998A CN201610017505.8A CN201610017505A CN105482998A CN 105482998 A CN105482998 A CN 105482998A CN 201610017505 A CN201610017505 A CN 201610017505A CN 105482998 A CN105482998 A CN 105482998A
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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
- C12M37/00—Means for sterilizing, maintaining sterile conditions or avoiding chemical or biological contamination
- C12M37/02—Filters
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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
- C12M29/18—External loop; Means for reintroduction of fermented biomass or liquid percolate
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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
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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
- C12M41/26—Means for regulation, monitoring, measurement or control, e.g. flow regulation of pH
Abstract
The invention belongs to the field of biological alcoholic fermentation, and particularly relates to a high-efficiency and environment-friendly alcoholic fermentation coupling film separating system device. The system device comprises a sugar supplementing tank 1, a fermenting tank 2, a separating tank 8 and an ethyl alcohol rough liquid collector 10 which are sequentially connected, and further comprises a film separation regeneration unit which is located between the fermenting tank 2 and the ethyl alcohol rough liquid collector 10 and composed of a washing liquid pond 8-1, a waste liquid pond 8-2, a valve a, a valve b, a valve c, a valve d and a valve e. By means of the system device, fermentation can be continuously conducted, the restraining effect of fermentation product ethyl alcohol on yeast is reduced, the fermentation raw material conversion rate and ethyl alcohol yield are increased, and meanwhile a PDMS/ceramic composite film can be conveniently cleaned and protected.
Description
Technical field
The invention belongs to bio-ethanol fermentation arts, be specifically related to a kind of high-efficiency environment friendly ethanol fermentation coupled film separation system device.
Background technology
Ethanol fermentation is coupled with being separated, while fermentation, the ethanol selectivity in fermented liquid is isolated fermentation system, thus reduce alcohol concn in fermented liquid, remove ethanol to the restraining effect of yeast cell, thus improve the productivity of ethanol, by fermentation time reduction about 30%.At present, conventional separation method is infiltration evaporation, air lift, liquid-liquid extraction, absorption etc.Wherein, when infiltration evaporation is separated and is coupled with fermentation, product extraction and concentration can be realized, do not introduce other material, avoid causing disadvantageous effect to process, and there is operation facility and low power consumption and other advantages, receive increasing concern.The product that Qureshi etc. utilize the representational close organic polymer thing mould material-polydimethylsiloxane (PDMS) of most to carry out in infiltration evaporation separating butanol fermented liquid, while reducing the effect of products upon cell growth-inhibiting, product yield is made to improve 2 times.Current China ethanol fermentation-membrane sepn coupling is still in starting developmental stage, how to reduce producing Yeast ethanol fermentation system product inhibition, improve feed stock conversion and alcohol yied, realize the ethanol High-efficient Production of the multistage continuous ferment-separation coupling of fixed yeast, reduction process energy consumption, allow Ethanol Production by Fermentation just towards serialization and energy-saving future development imperative, very urgent.
Summary of the invention
The present invention is directed to Yi alcohol Lian supervention Jiao – film separation coupling technique to reducing producing Yeast ethanol fermentation system product inhibition, fermentation system to present situations such as the existence pollution of PDMS/ ceramic composite membrane, coupled fermentation feed stock conversion and alcohol yied are low, a kind of high-efficiency environment friendly ethanol fermentation coupled film separation system device is provided, realize the alcohol production of the multistage continuous ferment-separation coupling of fixed yeast, improve alcohol fermentation processes efficiency, reduce process energy consumption.
The solution of the present invention is by realizing like this: a kind of high-efficiency environment friendly ethanol fermentation coupled film separation system device, this system and device comprises mends sugar bowl 1, fermentor tank 2, separating tank 8, the thick collection 10 of ethanol, benefit sugar bowl 1, fermentor tank 2, separating tank 8, the thick collection 10 of ethanol connect successively, PDMS-ceramic composite membrane 9 is provided with in the middle of described separating tank 8, separating tank 8 is separated into two cavitys by PDMS-ceramic composite membrane 9, the cavity being positioned at upper end connects back fermentor tank 2, and the cavity being positioned at lower end is connected to separating tank 8; This system and device also comprises membrane sepn regeneration unit, membrane sepn regeneration unit is between fermentor tank 2 and the thick collection 10 of ethanol, be made up of washing lotion pond 8-1, waste liquid pool 8-2, valve a, valve b valve c, valve d, valve e, washing lotion pond 8-1, separating tank 8, waste liquid pool 8-2 connect successively, valve a, between fermentor tank 2 and separating tank 8, flows into separating tank 8 for controlling fermented liquid; Valve b, between washing lotion pond 8-1 and separating tank 8, flows into separating tank 8 for controlling washing lotion; Valve c is positioned at the cavity exit place of separating tank 8 upper end; Valve d is positioned at separating tank 8 and ethanol thick collection 10 junction; Valve e is between separating tank 8 and waste liquid pool 8-2.
As further restriction of the present invention, be provided with pH meter 4 and thermometer 5 outside described fermentor tank 2, bottom fermentor tank 2, be provided with spraying gun 3.
As further restriction of the present invention, the connection between described benefit sugar bowl 1 and fermentor tank 2 is also provided with high-pressure pump A6; Connection between described fermentor tank 2 and separating tank 8 is also provided with high-pressure pump B7.
The present invention possesses following good result: be incorporated in alcohol fermentation processes by PDMS-Ceramic Composite membrane sepn, being separated fermenting-ripening containing being pumped by high-pressure pump of high concentration ethanol solution, and the fermented liquid after being separated is continued to be back in fermentor tank, fermentation is carried out continuously, reduce tunning ethanol to the restraining effect of yeast, improve fermentation raw material transformation efficiency and alcohol yied; PDMS-ceramic composite membrane separation function is arranged on outside fermentation tank, and be specially provided with membrane sepn regeneration unit for separating tank, one is the reduction of the pollution of fermentation system to PDMS/ ceramic composite membrane, clean the washing simultaneously being convenient to PDMS/ ceramic composite membrane is protected, fermentation can be carried out in serialization, avoid fermentation because of the contaminated time-out production of separatory membrane; Spraying gun will be set in fermentor tank, and make separation of ethanol manifold effect realize being separated, improve yeast fermentation efficiency.
figure of description
Fig. 1. high-efficiency environment friendly ethanol fermentation coupled film separation system device.Identify in figure: 1: mend sugar bowl, 2: fermentor tank, 3: spraying gun, 4:pH counts, and 5: thermometer, 6: high-pressure pump A, 7: high-pressure pump B, 8: separating tank, 8-1: washing lotion pond, 8-2: waste liquid pool, 8a: valve a, 8b: valve b, 8c: valve c, 8d: valve d, 8e: valve e, 9:PDMS-ceramic composite membrane, 10: the thick collection of ethanol.
Embodiment
Describe high-efficiency environment friendly ethanol fermentation coupled film separation system device of the present invention below in conjunction with embodiment and accompanying drawing, these descriptions are not be further limited content of the present invention.
Embodiment 1
As shown in Figure 1, high-efficiency environment friendly ethanol fermentation coupled film separation system device of the present invention, this system and device comprises mends sugar bowl 1, fermentor tank 2, separating tank 8, the thick collection 10 of ethanol, benefit sugar bowl 1, fermentor tank 2, separating tank 8, the thick collection 10 of ethanol connect successively, PDMS-ceramic composite membrane 9 is provided with in the middle of described separating tank 8, separating tank 8 is separated into two cavitys by PDMS-ceramic composite membrane 9, and the cavity being positioned at upper end connects back fermentor tank 2, and the cavity being positioned at lower end is connected to separating tank 8; This system and device also comprises membrane sepn regeneration unit, membrane sepn regeneration unit is between fermentor tank 2 and the thick collection 10 of ethanol, be made up of washing lotion pond 8-1, waste liquid pool 8-2, valve a, valve b valve c, valve d, valve e, washing lotion pond 8-1, separating tank 8, waste liquid pool 8-2 connect successively, valve a, between fermentor tank 2 and separating tank 8, flows into separating tank 8 for controlling fermented liquid; Valve b, between washing lotion pond 8-1 and separating tank 8, flows into separating tank 8 for controlling washing lotion; Valve c is positioned at the cavity exit place of separating tank 8 upper end; Valve d is positioned at separating tank 8 and ethanol thick collection 10 junction; Valve e is between separating tank 8 and waste liquid pool 8-2.Be provided with pH meter 4 and thermometer 5 outside described fermentor tank 2, bottom fermentor tank 2, be provided with spraying gun 3.Connection between described benefit sugar bowl 1 and fermentor tank 2 is also provided with high-pressure pump A6; Connection between described fermentor tank 2 and separating tank 8 is also provided with high-pressure pump B7.Be made up of washing lotion pond 8-1, waste liquid pool 8-2, valve a, valve b valve c, valve d, valve e, washing lotion pond 8-1, separating tank 8, waste liquid pool 8-2 connect successively, and valve a, between fermentor tank 2 and separating tank 8, flows into separating tank 8 for controlling fermented liquid; Valve b, between washing lotion pond 8-1 and separating tank 8, flows into separating tank 8 for controlling washing lotion; Valve c is positioned at the cavity exit place of separating tank 8 upper end; Valve d is positioned at separating tank 8 and ethanol thick collection 10 junction; Valve e is between separating tank 8 and waste liquid pool 8-2.
Application Example 2
In use procedure, open valve a, valve c, valve d, valve-off b and valve e, fermentation begins through high-pressure pump A6 when entering into the middle and later periods and the liquid glucose mended in sugar bowl 1 is pumped into fermentor tank 2 to carry out benefits sugared, start spraying gun 3, just the fermented liquid of fermenting-ripening together pumps in separating tank 8 together with water vapor and is separated ethanol, ethanolic soln after separation and alcohol steam enter into the thick collection 10 of ethanol, high-pressure pump B7 control fermented liquid is utilized to enter the flow velocity of separating tank 8, do not get back to fermentor tank relaying supervention ferment by the fermentation liquor backflow of PDMS-ceramic composite membrane by separator simultaneously.
When running into that separatory membrane is contaminated seriously causes separation efficiency low during the fermentation, start membrane sepn regeneration unit function, valve-off a, valve c, valve d, open valve b and valve e, pump into and be contained in washing lotion in the 8-1 of washing lotion pond, cleaning maintenance 15-30min is carried out to separating tank, washes the waste liquid after protecting and flow in waste liquid pool 8-2.Open valve a, valve c, valve d after having cleaned, valve-off b and valve e, proceeds.
The above embodiment of the present invention scheme is only can not limit the present invention to explanation of the present invention, indicate in claim that present device is formed and mode of connection, and the scope of parameter of the present invention is not pointed out in above-mentioned explanation, therefore, any change in the implication suitable with claims of the present invention and scope, is all considered to be and is included in the scope of claims.
Claims (3)
1. a high-efficiency environment friendly ethanol fermentation coupled film separation system device, this system and device comprises mends sugar bowl (1), fermentor tank (2), separating tank (8), the thick collection of ethanol (10), mend sugar bowl (1), fermentor tank (2), separating tank (8), the thick collection of ethanol (10) connects successively, it is characterized in that, PDMS-ceramic composite membrane (9) is provided with in the middle of described separating tank (8), separating tank (8) is separated into two cavitys by PDMS-ceramic composite membrane (9), the cavity being positioned at upper end connects back fermentor tank (2), the cavity being positioned at lower end is connected to separating tank (8), this system and device also comprises membrane sepn regeneration unit, membrane sepn regeneration unit is positioned between fermentor tank (2) and the thick collection of ethanol (10), be made up of washing lotion pond (8-1), waste liquid pool (8-2), valve a, valve b valve c, valve d, valve e, washing lotion pond (8-1), separating tank (8), waste liquid pool (8-2) connect successively, valve a is positioned between fermentor tank (2) and separating tank (8), flows into separating tank (8) for controlling fermented liquid, valve b is positioned between washing lotion pond (8-1) and separating tank (8), flows into separating tank (8) for controlling washing lotion, valve c is positioned at the cavity exit place of separating tank (8) upper end, valve d is positioned at separating tank (8) and the thick collection of ethanol (10) junction, valve e is positioned between separating tank (8) and waste liquid pool (8-2).
2. high-efficiency environment friendly ethanol fermentation coupled film separation system device according to claim 1, is characterized in that, is provided with pH meter (4) and thermometer (5) outside described fermentor tank (2), and fermentor tank (2) bottom is provided with spraying gun (3).
3. high-efficiency environment friendly ethanol fermentation coupled film separation system device according to claim 1, is characterized in that, the connection between described benefit sugar bowl (1) and fermentor tank (2) is also provided with high-pressure pump A(6); Connection between described fermentor tank (2) and separating tank (8) is also provided with high-pressure pump B(7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610017505.8A CN105482998A (en) | 2016-01-12 | 2016-01-12 | High-efficiency and environment-friendly alcoholic fermentation coupling film separating system device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610017505.8A CN105482998A (en) | 2016-01-12 | 2016-01-12 | High-efficiency and environment-friendly alcoholic fermentation coupling film separating system device |
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| CN105482998A true CN105482998A (en) | 2016-04-13 |
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| CN201610017505.8A Pending CN105482998A (en) | 2016-01-12 | 2016-01-12 | High-efficiency and environment-friendly alcoholic fermentation coupling film separating system device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102051329A (en) * | 2009-10-27 | 2011-05-11 | 中国石油化工股份有限公司 | Biomass ferment-separation coupling device and method for preparing ethanol |
| CN202070291U (en) * | 2011-05-25 | 2011-12-14 | 厦门绿邦膜技术有限公司 | Online cleaning device for ceramic membranes |
| US8252350B1 (en) * | 2008-11-24 | 2012-08-28 | Cadwalader Robert E | Ethanol recovery from fermentation broth |
| CN102787144A (en) * | 2012-07-27 | 2012-11-21 | 中国科学院过程工程研究所 | Process for producing acetone and butanol by biomass fermentation and pervaporation membrane coupling |
-
2016
- 2016-01-12 CN CN201610017505.8A patent/CN105482998A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8252350B1 (en) * | 2008-11-24 | 2012-08-28 | Cadwalader Robert E | Ethanol recovery from fermentation broth |
| CN102051329A (en) * | 2009-10-27 | 2011-05-11 | 中国石油化工股份有限公司 | Biomass ferment-separation coupling device and method for preparing ethanol |
| CN202070291U (en) * | 2011-05-25 | 2011-12-14 | 厦门绿邦膜技术有限公司 | Online cleaning device for ceramic membranes |
| CN102787144A (en) * | 2012-07-27 | 2012-11-21 | 中国科学院过程工程研究所 | Process for producing acetone and butanol by biomass fermentation and pervaporation membrane coupling |
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Application publication date: 20160413 |
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