CN114276914A - Dry yeast workshop fermentation process DCS control system - Google Patents
Dry yeast workshop fermentation process DCS control system Download PDFInfo
- Publication number
- CN114276914A CN114276914A CN202111678717.8A CN202111678717A CN114276914A CN 114276914 A CN114276914 A CN 114276914A CN 202111678717 A CN202111678717 A CN 202111678717A CN 114276914 A CN114276914 A CN 114276914A
- Authority
- CN
- China
- Prior art keywords
- control
- module
- control module
- flow rate
- valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000855 fermentation Methods 0.000 title claims abstract description 26
- 230000004151 fermentation Effects 0.000 title claims abstract description 26
- 240000004808 Saccharomyces cerevisiae Species 0.000 title claims abstract description 22
- 239000007788 liquid Substances 0.000 claims abstract description 30
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 18
- 235000015097 nutrients Nutrition 0.000 claims abstract description 10
- 230000020477 pH reduction Effects 0.000 claims abstract 2
- 230000001105 regulatory effect Effects 0.000 claims description 19
- 238000005259 measurement Methods 0.000 claims description 16
- 230000001276 controlling effect Effects 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 7
- 238000004364 calculation method Methods 0.000 claims description 6
- 238000009529 body temperature measurement Methods 0.000 claims description 4
- 230000004069 differentiation Effects 0.000 abstract 1
- 230000010354 integration Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000013530 defoamer Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Landscapes
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The invention discloses a DCS control system for a fermentation process in a dry yeast workshop, which comprises a control center, wherein the control center is respectively provided with a defoaming agent control unit, a nutrient solution control unit, an acidification liquid control unit, a liquid level control unit, a PID (proportion integration differentiation) adjusting unit and a temperature control unit, and also comprises a control panel, and the control panel is used for displaying the operation information of each unit on the control center and manually controlling the operation of the control center.
Description
Technical Field
The invention relates to the technical field of dry yeast fermentation processes, in particular to a DCS (distributed control system) for a dry yeast workshop fermentation process.
Background
The growth of the yeast in the fermentation process is easily influenced by various parameters such as temperature, culture solution, pH value and the like, and the traditional manual control generally adds the required ingredients of the yeast automatically through the smell, the temperature and the growth size of the yeast, so that errors generally occur. Most industrial production equipment is large-scale equipment, the requirement on workshop environment is high, and too many workers are not suitable to work on the spot in a workshop, so that the overall efficiency of the yeast fermentation process is low, and the production cost of enterprises is extremely high.
Disclosure of Invention
The invention aims to provide a DCS (distributed control system) for a fermentation process in a dry yeast workshop, so as to solve the problems in the background technology. In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a dry yeast workshop fermentation process DCS control system, includes control center, control center is provided with defoaming agent the control unit respectively, nutrient solution the control unit, acidizing fluid control unit, liquid level control unit, PID regulating unit and temperature control unit, still includes control panel, control panel is used for showing the operation information and the manual control of each unit on the control center the operation of control center.
Preferably, the defoaming agent control unit comprises a manual control end and an automatic control end, the manual control end comprises a valve state control module, a start-stop time control module and an operation time calculation module, the valve state control module is used for controlling the on-off of the electromagnetic valve, the start-stop time control module is used for controlling the working time of the electromagnetic valve, the operation time calculation module is used for calculating the actual working time of the electromagnetic valve, and the automatic control end is used for automatically operating according to the parameters set by the manual control end.
Preferably, the time set by the start-stop time control module cannot be 0.
Preferably, the nutrient control unit comprises a manual control end and an automatic control end, the manual control end comprises a valve position opening control module, a flow rate giving control module and a flow rate supply measurement module, the valve opening control module adjusts the opening degree corresponding to the valve in a percentage mode, the larger the valve opening degree is, the larger the flow rate is, the flow rate giving control module is used for setting theoretical given flow rate, the flow rate supply measurement module is used for measuring actual supply flow rate, and the automatic control end is used for automatically operating according to parameters set by the manual control end.
Preferably, the acidizing fluid control unit comprises a manual control end and an automatic control end, the manual control end comprises a valve position opening control module, a flow given control module and a flow supply measurement module, the valve opening control module adjusts the opening corresponding to the valve in a percentage mode, the larger the valve opening, the larger the flow, the flow given control module is used for setting theoretical given flow, the flow supply measurement module is used for measuring actual supply flow, and the automatic control end is used for automatically operating according to parameters set by the manual control end.
Preferably, the liquid level control unit includes manual control end and automatic control end, the manual control end includes valve position aperture control module, theoretical liquid level control module and actual liquid level measurement module, the corresponding aperture of mode regulating valve of valve aperture control module adoption percentage, the big flow of valve aperture is big more, theoretical liquid level control module is used for setting for theoretical liquid level, actual liquid level measurement module is used for measuring actual liquid level, the automatic control end be used for the basis parameter automatic operation that the manual control end set up.
Preferably, the PID adjusting unit includes a proportional coefficient control module, an integral time control module, a differential time control module, an upper and lower limit value control module, and a dead zone proportion display module.
Preferably, the temperature control unit comprises a temperature control module and a temperature measurement module, the temperature measurement module is used for measuring the current real-time temperature of the fermentation tank, and the temperature control module is used for adjusting the temperature of the fermentation tank.
Preferably, the system further comprises a user login unit, wherein the user login unit is used for customized login of the system, and the system security is protected.
Preferably, the emergency stop control device further comprises an emergency stop control unit, wherein the emergency stop control unit is used for controlling the system to be in emergency stop when the equipment fails.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, through the automatic control system, the measured data can achieve higher and more accurate effect, meanwhile, the statistical data can be inquired in the report, the operation is convenient, the human capital can be saved, and meanwhile, the raw material cost can be saved through the management of the materials.
Drawings
Fig. 1 is a schematic view of an overall structural framework according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides a dry yeast workshop fermentation process DCS control system, includes control center, control center is provided with defoaming agent the control unit respectively, nutrient solution the control unit, acidizing fluid control unit, liquid level control unit, PID regulating unit and temperature control unit, still includes control panel, control panel is used for showing the operation information and the manual control of each unit on the control center the operation of control center.
As a preferred embodiment of the present invention, the defoaming agent control unit includes a manual control end and an automatic control end, the manual control end includes a valve state control module, a start-stop time control module and an operation time calculation module, the valve state control module is used for controlling on-off of the electromagnetic valve, the start-stop time control module is used for controlling the operation time of the electromagnetic valve, the operation time calculation module is used for calculating the actual operation time of the electromagnetic valve, and the automatic control end is used for automatically operating according to the parameters set by the manual control end.
Specifically, be provided with the defoaming agent pilot lamp on control panel, when the defoaming agent solenoid pilot lamp that corresponds on the main interface shows for the brown white, show that the defoaming agent solenoid valve is closed, if the defoaming agent solenoid valve pilot lamp shows for red, show that the defoaming agent solenoid valve is opened, simultaneously, when the governing valve pilot lamp on the main interface is red, show that the regulating action of corresponding nutrient solution, acidizing fluid, liquid level is manual control. When the regulating valve indicator light on the main interface is green, the regulating function of corresponding nutrient solution, acidizing fluid and liquid level is automatically controlled. Meanwhile, the start-stop time control module represents the time that the electromagnetic valve can be switched on, namely the time of defoaming agent, and an operator can set the time according to specific conditions.
In the working process, when manual operation is used, the 'valve opening' button is started, the defoaming agent electromagnetic valve is opened, the valve state indicating lamp is changed into red, the defoaming agent starts to be added at the moment, the running time can be automatically counted, the running time is changed into 0 when the time is set, the valve state indicating lamp is changed into brown, the defoaming agent electromagnetic valve is closed, and the defoaming agent is stopped being added. And when the running time is less than the time setting time, pressing a valve closing button, stopping counting the running time, turning the valve state indicator lamp to be brown white, closing the defoamer electromagnetic valve, and clicking the valve opening again to start timing from 0.
As a preferred embodiment of the present invention, the time set by the start-stop time control module cannot be "0", otherwise, the electromagnetic valve will not be closed under the automatic control condition, and the defoaming agent is always applied.
As a preferred embodiment of the present invention, the nutrient control unit includes a manual control end and an automatic control end, the manual control end includes a valve position opening control module, a flow rate setting control module and a flow rate supply measurement module, the valve opening control module adjusts the opening degree corresponding to the valve in a percentage manner, the larger the valve opening degree is, the larger the flow rate is, the flow rate setting control module is used for setting a theoretical set flow rate, the flow rate supply measurement module is used for measuring an actual supply flow rate, and the automatic control end is used for automatically operating according to a parameter set by the manual control end.
In the working process, when manual operation is used, the opening degree of the regulating valve can be changed by directly inputting corresponding data at the valve position, the opening degree of the regulating valve can also be changed by dragging the scroll bar, the slide block of the scroll bar moves rightwards, and the opening degree of the regulating valve is increased. When the opening of the regulating valve is increased, the corresponding measured value increases with an increase in time. When automatic operation is used, only the set value needs to be set at the moment, and the system automatically adjusts the measured value to follow the set value.
As a preferred embodiment of the present invention, the acidizing fluid control unit includes a manual control end and an automatic control end, the manual control end includes a valve position opening degree control module, a flow rate setting control module and a flow rate supply measurement module, the valve opening degree control module adjusts the opening degree corresponding to the valve in a percentage manner, the larger the valve opening degree is, the larger the flow rate is, the flow rate setting control module is used for setting a theoretical given flow rate, the flow rate supply measurement module is used for measuring an actual supply flow rate, and the automatic control end is used for automatically operating according to a parameter set by the manual control end.
In the working process, when manual operation is used, the opening degree of the regulating valve can be changed by directly inputting corresponding data at the valve position, the opening degree of the regulating valve can also be changed by dragging the scroll bar, the slide block of the scroll bar moves rightwards, and the opening degree of the regulating valve is increased. When the opening of the regulating valve is increased, the corresponding measured value increases with an increase in time. When automatic operation is used, only the set value needs to be set at the moment, and the system automatically adjusts the measured value to follow the set value.
As a preferred embodiment of the present invention, the liquid level control unit includes a manual control end and an automatic control end, the manual control end includes a valve position opening control module, a theoretical liquid level control module and an actual liquid level measurement module, the valve opening control module adjusts an opening corresponding to the valve in a percentage manner, the larger the valve opening is, the larger the flow rate is, the theoretical liquid level control module is used for setting a theoretical liquid level, the actual liquid level measurement module is used for measuring an actual liquid level, and the automatic control end is used for automatically operating according to a parameter set by the manual control end.
In the working process, when manual operation is used, the opening degree of the regulating valve can be changed by directly inputting corresponding data at the valve position, the opening degree of the regulating valve can also be changed by dragging the scroll bar, the slide block of the scroll bar moves rightwards, and the opening degree of the regulating valve is increased. When the opening of the regulating valve increases, the corresponding measured value decreases with an increase in time. When automatic operation is used, only the set value needs to be set at the moment, and the system automatically adjusts the measured value to follow the set value.
It is worth noting that for automatic control of nutrient, acidifying liquid, level, the set value is set first during the transition from stop of feeding to use of feeding, and then the valve position is manually increased (about 20% or so). When the measured value and the given value are close to each other, the automatic conversion is carried out.
As a preferred embodiment of the present invention, the PID adjusting unit includes a proportional coefficient control module, an integral time control module, a differential time control module, an upper and lower limit value control module, and a dead zone proportion display module. It should be noted that the parameters of the control module are debugged by a professional to determine the PID parameter values when the meter is in use. After the use, the modification is not needed in general conditions, such as poor control effect, modification and permission of related personnel.
As a preferred embodiment of the invention, the temperature control unit comprises a temperature control module and a temperature measuring module, wherein the temperature measuring module is used for measuring the current real-time temperature of the fermentation tank, and the temperature control module is used for adjusting the temperature of the fermentation tank.
The system further comprises a user login unit, wherein the user login unit is used for customized login of the system, and the system security is protected.
As a preferred embodiment of the present invention, the emergency stop control unit is further included, and is configured to control the system to be stopped emergently when the equipment fails.
Claims (10)
1. The utility model provides a dry yeast workshop fermentation process DCS control system, its characterized in that, includes the control center, the control center is provided with defoaming agent the control unit respectively, nutrient solution the control unit, acidizing fluid the control unit, liquid level control unit, PID regulating unit and temperature control unit, still includes control panel, control panel is used for showing the operation information and the manual control of each unit on the control center the operation of control center.
2. The DCS for the dry yeast workshop fermentation process of claim 1, wherein the defoaming agent control unit comprises a manual control end and an automatic control end, the manual control end comprises a valve state control module, a start-stop time control module and an operation time calculation module, the valve state control module is used for controlling the on-off of the electromagnetic valve, the start-stop time control module is used for controlling the working time of the electromagnetic valve, the operation time calculation module is used for calculating the actual working time of the electromagnetic valve, and the automatic control end is used for automatically operating according to the parameters set by the manual control end.
3. The DCS control system for the dry yeast workshop fermentation process according to claim 2, wherein the time set by the start-stop time control module cannot be 0'.
4. The DCS control system for the dry yeast workshop fermentation process, according to claim 1, wherein the nutrient control unit comprises a manual control end and an automatic control end, the manual control end comprises a valve position opening control module, a flow rate setting control module and a flow rate supply measuring module, the valve opening control module adjusts the corresponding opening of a valve in a percentage mode, the larger the valve opening is, the larger the flow rate is, the flow rate setting control module is used for setting a theoretical set flow rate, the flow rate supply measuring module is used for measuring an actual supply flow rate, and the automatic control end is used for automatically operating according to parameters set by the manual control end.
5. The DCS for the dry yeast workshop fermentation process of claim 1, wherein the acidification liquid control unit comprises a manual control end and an automatic control end, the manual control end comprises a valve position opening control module, a flow rate setting control module and a flow rate supply measurement module, the valve opening control module adjusts the corresponding opening of a valve in a percentage mode, the larger the valve opening is, the larger the flow rate is, the flow rate setting control module is used for setting a theoretical given flow rate, the flow rate supply measurement module is used for measuring an actual supply flow rate, and the automatic control end is used for automatically operating according to parameters set by the manual control end.
6. The dry yeast workshop fermentation process DCS control system of claim 1, wherein the liquid level control unit comprises a manual control end and an automatic control end, the manual control end comprises a valve position opening control module, a theoretical liquid level control module and an actual liquid level measurement module, the valve opening control module adjusts the opening corresponding to the valve in a percentage mode, the larger the valve opening is, the larger the flow is, the theoretical liquid level control module is used for setting a theoretical liquid level, the actual liquid level measurement module is used for measuring an actual liquid level, and the automatic control end is used for automatically operating according to parameters set by the manual control end.
7. The DCS control system for the dry yeast workshop fermentation process according to claim 1, wherein the PID adjusting unit comprises a proportional coefficient control module, an integral time control module, a differential time control module, an upper limit value control module, a lower limit value control module and a dead zone proportion display module.
8. The DCS control system for the dry yeast workshop fermentation process, according to claim 1, wherein the temperature control unit comprises a temperature control module and a temperature measurement module, the temperature measurement module is used for measuring the current real-time temperature of the fermentation tank, and the temperature control module is used for adjusting the temperature of the fermentation tank.
9. The DCS control system for the dry yeast workshop fermentation process, according to claim 1, further comprising a user login unit, wherein the user login unit is used for customized login of the system, and the system safety is protected.
10. The DCS control system for the dry yeast workshop fermentation process, according to claim 1, further comprising an emergency stop control unit, wherein the emergency stop control unit is used for controlling the system to be stopped emergently when equipment fails.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111678717.8A CN114276914A (en) | 2021-12-31 | 2021-12-31 | Dry yeast workshop fermentation process DCS control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111678717.8A CN114276914A (en) | 2021-12-31 | 2021-12-31 | Dry yeast workshop fermentation process DCS control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114276914A true CN114276914A (en) | 2022-04-05 |
Family
ID=80879833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111678717.8A Pending CN114276914A (en) | 2021-12-31 | 2021-12-31 | Dry yeast workshop fermentation process DCS control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114276914A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001299327A (en) * | 2000-04-28 | 2001-10-30 | Mitsubishi Chemical Engineering Corp | Method for controlling temperature of batch-wise fermentation plant |
| CN204440196U (en) * | 2015-01-22 | 2015-07-01 | 沈阳大学 | A kind of beer fermentation process temperature control equipment |
| CN204569936U (en) * | 2015-04-24 | 2015-08-19 | 江南大学 | A kind of small-sized fermentation tank group system |
| CN107475106A (en) * | 2017-09-19 | 2017-12-15 | 北京艾吾丁医药科技有限公司 | A kind of fully-automatic intelligent fermentation system |
| CN108315251A (en) * | 2018-03-22 | 2018-07-24 | 兰州大学 | A kind of strain fermentation control system |
| CN108681297A (en) * | 2018-04-20 | 2018-10-19 | 昆明理工大学 | A kind of biological fermentation process control device |
-
2021
- 2021-12-31 CN CN202111678717.8A patent/CN114276914A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001299327A (en) * | 2000-04-28 | 2001-10-30 | Mitsubishi Chemical Engineering Corp | Method for controlling temperature of batch-wise fermentation plant |
| CN204440196U (en) * | 2015-01-22 | 2015-07-01 | 沈阳大学 | A kind of beer fermentation process temperature control equipment |
| CN204569936U (en) * | 2015-04-24 | 2015-08-19 | 江南大学 | A kind of small-sized fermentation tank group system |
| CN107475106A (en) * | 2017-09-19 | 2017-12-15 | 北京艾吾丁医药科技有限公司 | A kind of fully-automatic intelligent fermentation system |
| CN108315251A (en) * | 2018-03-22 | 2018-07-24 | 兰州大学 | A kind of strain fermentation control system |
| CN108681297A (en) * | 2018-04-20 | 2018-10-19 | 昆明理工大学 | A kind of biological fermentation process control device |
Non-Patent Citations (1)
| Title |
|---|
| 黄福彦;郭武军;徐招辉;: "DCS在生物发酵工程中的应用", 自动化博览 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114276914A (en) | Dry yeast workshop fermentation process DCS control system | |
| CN205948695U (en) | Concentrated sulfuric acid dilutes automatic control production line | |
| CN204968835U (en) | Plant factory with nitrate radical ion concentration measurement function | |
| CN208095557U (en) | A kind of automatic irrigating control system based on water supply in media content | |
| CN203183997U (en) | Automatic production system for glycerin polyethenoxy ether sulfonate | |
| CN209877103U (en) | Heat exchange station intelligence PLC switch board | |
| CN112062252A (en) | Automatic control device and control method for pH of industrial circulating water | |
| CN101462700B (en) | Automatic acid preparing system and control method | |
| CN104028190B (en) | A kind of automatic production method of glycerin polyoxyethylene ether sulfonated bodies | |
| CN208239912U (en) | A kind of control system of Pu'er cooked tea fermentation room temperature humidity | |
| CN205902516U (en) | Carbon dioxide management and control system | |
| CN209044356U (en) | A kind of boiler room intelligent controller | |
| CN213517988U (en) | Automatic sampling control system | |
| CN202995443U (en) | Automatic control system for production of methylamine nitrate | |
| CN211754641U (en) | Intelligent water adding system for sinter mixture | |
| CN112811542A (en) | Automatic control device for chemical adding in water plant | |
| CN206188836U (en) | Steelmaking converter composition real -time prewarning device | |
| CN105349328A (en) | Equipment for realizing yellow rice wine fermentation automatic control and application | |
| CN205505305U (en) | Energy -conserving air pretreatment systems humiture automatic control device | |
| CN205546527U (en) | Control system based on fertile device is annotated to internet intelligence | |
| CN205620778U (en) | Steam boiler's remote control system | |
| CN215050144U (en) | Closed photo-reactor gas mixing system for microalgae culture | |
| CN212357144U (en) | Integrated control system for road building modified asphalt production equipment | |
| CN212439468U (en) | Disinfectant concentration automatic detection/control equipment | |
| CN207056529U (en) | A kind of automatic dripping device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220405 |
|
| RJ01 | Rejection of invention patent application after publication |