CN207362237U - A kind of stalk fermentation produces ethanol device - Google Patents
A kind of stalk fermentation produces ethanol device Download PDFInfo
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- CN207362237U CN207362237U CN201721008578.7U CN201721008578U CN207362237U CN 207362237 U CN207362237 U CN 207362237U CN 201721008578 U CN201721008578 U CN 201721008578U CN 207362237 U CN207362237 U CN 207362237U
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- China
- Prior art keywords
- fermentation tank
- biological fermentation
- tank
- air filter
- stalk
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Abstract
A kind of stalk fermentation production ethanol device is a kind of device for the On-line Estimation for being used for the critical biochemical amount for using physical sensors On-line sampling system during stalk fermentation.The device is mainly made of the water tank (17) of biological fermentation tank (1), air compressor (2), steam generator (3), air filter (4), water system；The input terminal on biological fermentation tank top is connected with steam generator, air filter (4) and water tank (17) respectively by pipeline, the input termination air compressor of air filter；The first peristaltic pump (12), the second peristaltic pump (13) are additionally provided with the side wall of biological fermentation tank；Whizzer (14) and water outlet are equipped with the bottom of biological fermentation tank, blender is equipped with biological fermentation tank top.The utility model can realize that stalk fermentation process key state variable is predicted in real time online, be of great significance to the optimal control and optimization operation for realizing stalk fermentation process.
Description
Technical field
The utility model is a kind of real online with physical sensors for solving to be difficult in stalk fermentation production ethanol process
When the concentration of alcohol, total sugar concentration, the device of cell concentration these three critical biochemical variables that measure, belong to alcohol production device
Technical field.
Background technology
In many Industry Control occasions, there are variable as a major class：They are closely related with product quality, it is necessary to tight
Lattice control, but are still difficult at present or can not be directly detected by physical sensors due to technology is either economical.
Typical example has the product component concentration of rectifying column, the reactant concentration of chemical reactor and product distribution, and biology hair
Fermentation tank mesophytization variable etc..In order to solve the problems, such as the measurement of this class variable, the flexible measurement method used at present, majority is based on line
Sexual system is theoretical, and for the serious complex process of nonlinear characteristic as chemical industry, biochemical process, this method can only be in very little
Working region in effectively, it is impossible to solve the problems, such as the hard measurement of the measured variable of whole working region.
During stalk fermentation is handled, with the progress of fermentation process, fermentation parameter changes correspondingly, single regression model
No longer adapt to new operating mode.Therefore, it is necessary to seek new method, this method can be according to the different stage of fermenting to hard measurement mould
Type is corrected.
The content of the invention
Technical problem：The purpose of this utility model is to provide a kind of stalk fermentation production ethanol device.Realize stalk hair
The actual measurement of the key stato variable of ferment process.Solving in fermentation process does not have state variable on-line checking instrument to be difficult to examine online
The problem of survey.Compared with manual sampling is chemically examined, reduce the workload of site operation personnel, reduce in fermentation process and artificially grasp
Make the uncertainty of measurement introduced, improve the timeliness of measurement, reduce the problem of sampling the data hysteresis brought offline.
Technical solution：A kind of stalk fermentation of the utility model produces ethanol device mainly by biological fermentation tank, air pressure
Contracting machine, steam generator, air filter, the water tank composition of water system；The input terminal on biological fermentation tank top passes through pipeline
Connect respectively with steam generator, air filter and water tank, the input termination air compressor of air filter；Sent out in biology
The first peristaltic pump, the second peristaltic pump are additionally provided with the side wall of fermentation tank；Whizzer is equipped with the bottom of biological fermentation tank and is gone out
The mouth of a river, blender is equipped with biological fermentation tank top.
CO is additionally provided with the biological fermentation tank2Gas sensing electrode, liquid-level probe, thermal resistance, dissolved oxygen electrode, pH electricity
Pole；Gas flow sensor is additionally provided with pipeline between biological fermentation tank and air filter, on biological fermentation tank top
Blender be equipped with speed probe.
The gas flow sensor, speed probe, CO2Gas sensing electrode, liquid-level probe, thermal resistance, dissolved oxygen electrode,
PH electrodes are respectively used to on-line measurement gas flow q, rotating speed r, broth temperature t, oxygen content D0, volume v and acid-base value in tank
PH；And the data for gathering these sensors are transmitted to intelligent controller, host computer is being sent to.
Beneficial effect：The online process data that the utility model is provided using computer system and conventional instrumentation,
Only by a small amount of artificial sample, solving in fermentation process does not have state variable on-line checking instrument to be difficult to on-line checking
Problem.Compared with manual sampling is chemically examined, reduce the workload of site operation personnel, reduce manual operation in fermentation process and draw
The uncertainty of the measurement entered, improves the timeliness of measurement, reduces the problem of sampling the data hysteresis brought offline.This reality
With it is new comprehensively consider influence stalk fermentation process key state variable factor, largely using existing conventional detection signal
To realize the on-line prediction of key stato variable, using it is simple, easy, cost is relatively low, hard measurement result is also more accurate.
Brief description of the drawings
The stalk fermentation system structure diagram of Fig. 1 the utility model,
Have in Fig. 1:Biological fermentation tank 1, air compressor 2, steam generator 3, air filter 4, gas flow sensing
Device 5, speed probe 6, CO2Gas sensing electrode 7, liquid-level probe 8, thermal resistance 9, dissolved oxygen electrode 10, pH electrodes 11, the first peristaltic pump
12, the second peristaltic pump 13, whizzer 14, intelligent controller 15, host computer 16, water tank 17, heat pump 18.
Label symbol used is as follows in Fig. 1:
Fermentation jar temperature-t, machine speed of agitator-r, fermentating liquid volume-v
Air mass flow-q, CO2Release rate-u, glucose feeding speed-ρ,
Ammonia aqua stream rate of acceleration-η, dissolved oxygen DO, zymotic fluid acid-base value-pH.
In Fig. 1, solid arrow represents logistics (zymotic fluid, water, air and steam) direction, and dotted line represents signal stream.
Embodiment
Tthe utility model system is made of hardware platform and Survey Software, wherein hardware platform core by biological fermentation tank,
Steam generator, air compressor, air filter, water system composition, while be equipped with measuring instrumentss, computer system with
And carry out the intelligent controller of software calculating.The connection of its hardware is that the input terminal of biological fermentation tank passes through pipeline and steam generation
Device, air filter and water system connect, and air compressor connects with air filter, water system, soft-sensor software fortune
For row on intelligent controller, obtained hard measurement result can be transmitted to calculating on supervisory control computer or independent through data channel
On machine.Detailed construction is as shown in Figure 1.The device is mainly by biological fermentation tank 1, air compressor 2, steam generator 3, air mistake
Filter 4, the water tank 17 of water system form；The input terminal on 1 top of biological fermentation tank by pipeline respectively with steam generator 3,
Air filter 4 and water tank 17 connect, the input termination air compressor 2 of air filter 4；In the side wall of biological fermentation tank 1
On be additionally provided with the first peristaltic pump 12, the second peristaltic pump 13；Whizzer 14 and water outlet are equipped with the bottom of biological fermentation tank 1
Mouthful, it is equipped with blender on 1 top of biological fermentation tank.
Its measuring instruments includes:
A thermal resistance t, a dissolved oxygen electrode, a liquid-level probe and a pH are installed respectively on fermentation tank
Electrode, for broth temperature t, oxygen content D0, volume v and acid-base value PH in on-line measurement tank；
One varistor is installed on fermentation tank annular flange, for on-line measurement pressure inside the tank p；
One speed probe is installed on fermentation tank stirring motor, for on-line measurement motor stir speed (S.S.)；
One gas flow sensor is installed on the steam line that air filter is connected with fermentation tank, for surveying online
Amount enters air mass flow q in fermentation tank；
One CO is installed on fermentation tank tail gas delivery pipe2Gas sensing electrode, the CO given off for on-line measurement2Content；
Two peristaltic pumps are installed on the feed pipe that feed supplement tank is connected with fermentation tank, are estimated according to the switch time of peristaltic pump
Count glucose feeding speed ρ, ammonia aqua stream rate of acceleration η；
The fermentation system is configured with intelligent controller (microcomputer) and for remotely monitoring the industry with control at the same time
Control computer (IPC).
The soft-sensor software of the utility model is operated on intelligent controller, which is obtained real by measurement of correlation instrument
When input data, and provide the prediction result of fermentation process key stato variable.
Claims (3)
1. a kind of stalk fermentation produces ethanol device, it is characterised in that, which is mainly compressed by biological fermentation tank (1), air
Machine (2), steam generator (3), air filter (4), water tank (17) composition of water system；Biological fermentation tank (1) top
Input terminal is connected with steam generator (3), air filter (4) and water tank (17) respectively by pipeline, air filter (4)
Input termination air compressor (2)；The first peristaltic pump (12), the second peristaltic pump are additionally provided with the side wall of biological fermentation tank (1)
(13)；Whizzer (14) and water outlet are equipped with the bottom of biological fermentation tank (1), is equipped with biological fermentation tank (1) top
Blender.
2. stalk fermentation according to claim 1 produces ethanol device, it is characterised in that, in the biological fermentation tank
(1) CO is additionally provided with2Gas sensing electrode (7), liquid-level probe (8), thermal resistance (9), dissolved oxygen electrode (10), pH electrodes (11)；In life
Gas flow sensor (5) is additionally provided with pipeline between thing fermentation tank (1) and air filter (4), in biological fermentation tank (1)
The blender on top is equipped with speed probe (6).
3. stalk fermentation according to claim 2 produces ethanol device, it is characterised in that, the gas flow sensor
(5), speed probe (6), CO2Gas sensing electrode (7), liquid-level probe (8), thermal resistance (9), dissolved oxygen electrode (10), pH electrodes
(11) on-line measurement gas flow q, rotating speed r, broth temperature t, oxygen content D0, volume v and acid-base value PH in tank are respectively used to；
And the data for gathering these sensors are transmitted to intelligent controller (15), host computer (16) is being sent to.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721008578.7U CN207362237U (en) | 2017-08-11 | 2017-08-11 | A kind of stalk fermentation produces ethanol device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721008578.7U CN207362237U (en) | 2017-08-11 | 2017-08-11 | A kind of stalk fermentation produces ethanol device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207362237U true CN207362237U (en) | 2018-05-15 |
Family
ID=62422038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721008578.7U Expired - Fee Related CN207362237U (en) | 2017-08-11 | 2017-08-11 | A kind of stalk fermentation produces ethanol device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207362237U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111112292A (en) * | 2019-12-20 | 2020-05-08 | 蔚复来(浙江)科技股份有限公司 | Intelligent fermentation control system and method |
-
2017
- 2017-08-11 CN CN201721008578.7U patent/CN207362237U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111112292A (en) * | 2019-12-20 | 2020-05-08 | 蔚复来(浙江)科技股份有限公司 | Intelligent fermentation control system and method |
| CN111112292B (en) * | 2019-12-20 | 2021-09-17 | 蔚复来(浙江)科技股份有限公司 | Intelligent fermentation control system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180515 Termination date: 20200811 |