CN111248485A - Method for online adjusting perfuming moisture of mixed silk - Google Patents
Method for online adjusting perfuming moisture of mixed silk Download PDFInfo
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- CN111248485A CN111248485A CN201811456292.4A CN201811456292A CN111248485A CN 111248485 A CN111248485 A CN 111248485A CN 201811456292 A CN201811456292 A CN 201811456292A CN 111248485 A CN111248485 A CN 111248485A
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B3/00—Preparing tobacco in the factory
- A24B3/12—Steaming, curing, or flavouring tobacco
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Abstract
The invention discloses a method for adjusting the perfuming moisture of mixed silk on line, which adopts a multiple linear regression method to establish a moisture control model according to experimental data: mixing shredded and flavored cut tobacco, namely 9.309-0.112, mixing shredded tobacco, 0.215, mixed cut stem and 0.161, mixing and recycling the moisture of the cut tobacco; according to the cigarette production process flow, the moisture of the blended cut tobacco and the recycled cut tobacco is determined during the mixed cut tobacco flavoring, the range of the leaf cut tobacco moisture after drying is calculated according to the moisture control model and the process design target value range of the mixed cut tobacco flavoring moisture, and the online linkage control and adjustment of the mixed cut tobacco flavoring moisture are realized. The invention can directly obtain the predicted moisture of the dried tobacco shreds according to the moisture control model, and the actual moisture of the dried tobacco shreds reaches the predicted moisture of the dried tobacco shreds by adjusting the process parameters of the dried tobacco shreds, thereby ensuring that the moisture of the mixed and flavored finished tobacco shreds approaches the process design target value, realizing the online linkage control adjustment of the moisture of the mixed and flavored tobacco shreds, and having the advantages of high adjustment precision, simplicity and quickness.
Description
Technical Field
The invention belongs to the technical field of cigarettes, and particularly relates to a method for adjusting the perfuming moisture of mixed shreds on line.
Background
The moisture of the tobacco shreds is a negative item in the national standard of cigarettes, and the moisture of the tobacco shreds seriously affects the internal quality of the cigarettes and directly affects the rolling quality of the cigarettes. The moisture of the tobacco shreds after being flavored directly influences the moisture of finished cigarettes, the moisture of the blended and flavored tobacco shreds is a negative index of tobacco shred quality evaluation, and at present, an operator adjusts the moisture of the tobacco shreds only by adjusting technological parameters such as tobacco shred drying flow and the like according to experience, so that the problems that the moisture of the blended and flavored finished tobacco shreds deviates greatly from a technological standard and the process control capability is low exist.
Disclosure of Invention
The present application is directed to solving at least one of the problems in the prior art. Therefore, one of the purposes of the invention is to provide a method for online adjusting the perfuming moisture of mixed cut tobacco, which can realize online accurate linkage control and adjustment of the moisture of the mixed cut tobacco.
In order to solve the technical problems, the invention adopts the following technical scheme:
a method for adjusting the perfuming moisture of mixed silk on line adopts a multiple linear regression method to establish a moisture control model according to experimental data:
mixing shredded and flavored cut tobacco, namely 9.309-0.112, mixing shredded tobacco, 0.215, mixed cut stem and 0.161, mixing and recycling the moisture of the cut tobacco;
according to the cigarette production process flow, the moisture of the two materials of the blended cut tobacco and the recovered cut tobacco is determined during the mixed cut tobacco flavoring, the range of the leaf cut tobacco moisture after drying is calculated according to the moisture control model and the process design target value range of the mixed cut tobacco and the flavored cut tobacco moisture, and the online linkage control and adjustment of the mixed cut tobacco and the flavored cut tobacco moisture are realized.
Further, the method specifically comprises the following steps:
s1: collecting experimental data;
s2: the method comprises the following steps of (1) taking the water content of mixed and flavored cut tobacco as a dependent variable, taking the water content of three materials of dried cut tobacco, blended cut tobacco and blended and recovered cut tobacco as independent variables, and analyzing the relationship among the water content of the materials by using data analysis software to obtain a multiple regression relationship and a non-standardized coefficient B among the materials;
s3: and substituting the non-standardized coefficient B value obtained in the step S2 into a multiple regression relational expression among the materials to obtain the water control model.
Further, a step of verifying the accuracy of the moisture control model is included after step S3.
Further, the specific steps and processes of verifying the accuracy of the moisture control model are as follows: and substituting the dried cut tobacco moisture detection data, the blended cut stem moisture detection data and the blended recycled cut tobacco moisture detection data into a moisture control model formula to obtain the predicted moisture of the blended and flavored cut tobacco, comparing the moisture with the detected moisture value, and verifying whether the moisture control model is correct according to the deviation of the moisture and the detected moisture value.
Further, the data statistical software is SPSS statistical analysis software.
The invention collects experimental data and uses SPSS software to analyze, and provides a multiple regression relation between the moisture of the mixed and flavored cut tobacco of the three materials and the moisture of the three materials, and establishes a moisture control model, wherein the moisture of the mixed and flavored cut tobacco is a dependent variable, the moisture of the three materials, namely the dried cut tobacco, the blended cut tobacco and the blended and recovered cut tobacco, is an independent variable, and the moisture of the mixed and flavored cut tobacco is 9.309-0.112, the moisture of the dried cut tobacco, 0.215, the blended cut tobacco and 0.161, and the blended and flavored cut tobacco is recovered. According to the cigarette production process flow, the blended cut tobacco and the recycled cut tobacco are produced and prepared in advance before the cut tobacco is dried, namely the moisture of the two materials is determined to be unadjustable during mixed cut flavoring, after the cut tobacco moisture process design target value after mixed cut flavoring is issued in a standard form, the predicted moisture of the cut tobacco can be directly obtained according to the moisture control model, and the actual moisture of the cut tobacco reaches the predicted moisture of the cut tobacco by adjusting the cut tobacco drying process parameters, so that the moisture of the cut tobacco of the mixed cut flavoring finished product approaches the process design target value. Therefore, through the establishment of the material moisture control model, the moisture of the cut tobacco is adjusted to be the hand grip, the online linkage control adjustment of the moisture of the mixed and flavored cut tobacco can be realized, and the method has the advantages of high adjustment precision, simplicity and quickness.
Detailed Description
A method for adjusting the perfuming moisture of mixed silk on line adopts a multiple linear regression method to establish a moisture control model according to experimental data:
mixing shredded and flavored cut tobacco, namely 9.309-0.112, mixing shredded tobacco, 0.215, mixed cut stem and 0.161, mixing and recycling the moisture of the cut tobacco;
according to the cigarette production process flow, the moisture of the two materials of the blended cut tobacco and the recovered cut tobacco is determined during the mixed cut tobacco flavoring, the range of the leaf cut tobacco moisture after drying is calculated according to the moisture control model and the process design target value range of the mixed cut tobacco and the flavored cut tobacco moisture, and the online linkage control and adjustment of the mixed cut tobacco and the flavored cut tobacco moisture are realized.
The technical solutions of the present invention will be described clearly and completely with reference to specific embodiments, and it should be understood 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.
1. And (5) constructing a water control model.
Experimental data (shown in table 1) are collected, the moisture of the mixed and flavored cut tobacco is a dependent variable, and the moisture of three materials, namely the cut tobacco drying, the cut stem blending and the cut tobacco blending and recycling are independent variables.
TABLE 1 statistics of average moisture values of various batches of certain brand of cigarette
2. The relationship between the moisture of the materials is analyzed by SPSS software to obtain the following multiple regression relationship, and the software analysis results are shown in tables 2 and 3.
Substituting the non-standardized coefficient B value into a multiple regression relational expression among the materials to obtain the multiple regression relation between the moisture of the mixed and flavored cut tobacco of the three materials and the moisture of the three materials, and establishing a moisture control model:
the moisture of the mixed and flavored cut tobacco is 9.309-0.112, the moisture of the cut tobacco after drying +0.215 doped cut stem +0.161 doped cut stem is used for recycling the moisture of the cut tobacco.
TABLE 2 coefficientsa
a. Dependent variable of moisture of flavored cut tobacco
TABLE 3 residual statisticsa
a. Dependent variable of moisture of flavored cut tobacco,
3. Moisture control model validation
Substituting the water content data of the dried cut tobacco, the water content of the blended cut tobacco and the water content detection data of the blended and recovered cut tobacco into a water control model formula to obtain the predicted water content of the blended and flavored cut tobacco, comparing the water content with a detected water content value, and verifying whether the water control model is correct or not according to the deviation of the water content data, the water content of the blended and flavored cut tobacco and the detected water content value, wherein the comparison structure is shown in table 4.
Table 4 verification data table for moisture relationship of each material
From the table above, the maximum deviation between the predicted moisture and the measured moisture in the perfuming of the mixed silk is within 0.08%, which indicates that the multiple regression relationship among the materials and the moisture control model are correct.
4. Applications of
According to the cigarette production process flow, the blended cut tobacco and the recycled cut tobacco are produced and prepared in advance before the cut tobacco is dried, namely the moisture of the two materials is determined to be unadjustable when the cut tobacco is mixed and flavored, after the cut tobacco moisture process design target value after the cut tobacco is mixed and flavored is issued in a standard form, the predicted moisture of the cut tobacco is obtained according to the moisture control model, and the actual moisture of the cut tobacco is reached to the predicted moisture of the cut tobacco by adjusting the cut tobacco drying process parameters, so that the moisture of the cut tobacco of the mixed and flavored finished product is ensured to approach the process design target value. Therefore, through the establishment of the material moisture control model, the moisture of the cut tobacco is adjusted to be the hand grip, and the online linkage control adjustment of the moisture of the cut tobacco with mixed tobacco and flavored tobacco can be realized.
TABLE 5 statistical table of control results of materials and perfuming moisture of mixed filaments
For example, the standard target value of the moisture process after the mixed cut tobacco of a certain brand is flavored is 12.50%, the moisture of the mixed cut tobacco and the moisture of the recycled cut tobacco before production are detected, the data are shown in table 5, the predicted reference value of the moisture of the dried cut tobacco is deduced according to the moisture model, and the actual moisture of the dried cut tobacco reaches the predicted moisture of the dried cut tobacco by adjusting the cut tobacco drying process parameters, so that the moisture of the finished cut tobacco after the mixed cut tobacco is flavored approaches the process design target value, and the result shows that the average deviation of the moisture of the cut tobacco after each batch of mixed cut tobacco is flavored and the process standard target value is only 0.03%, thereby achieving the effect of accurately.
The above examples are merely illustrative for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. Nor is it intended to be exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention.
Claims (5)
1. A method for adjusting the perfuming moisture of mixed silk on line is characterized in that: according to experimental data, a multiple linear regression method is adopted to establish a water control model:
mixing shredded and flavored cut tobacco, namely 9.309-0.112, mixing shredded tobacco, 0.215, mixed cut stem and 0.161, mixing and recycling the moisture of the cut tobacco;
according to the cigarette production process flow, the moisture of the two materials of the blended cut tobacco and the recovered cut tobacco is determined during the mixed cut tobacco flavoring, the range of the leaf cut tobacco moisture after drying is calculated according to the moisture control model and the process design target value range of the mixed cut tobacco and the flavored cut tobacco moisture, and the online linkage control and adjustment of the mixed cut tobacco and the flavored cut tobacco moisture are realized.
2. The method for adjusting the perfuming moisture of mixed silk on line according to claim 1, which comprises the following steps:
s1: collecting experimental data;
s2: the method comprises the following steps of (1) taking the water content of mixed and flavored cut tobacco as a dependent variable, taking the water content of three materials of dried cut tobacco, blended cut tobacco and blended and recovered cut tobacco as independent variables, and analyzing the relationship among the water content of the materials by using data analysis software to obtain a multiple regression relationship and a non-standardized coefficient B among the materials;
s3: and substituting the non-standardized coefficient B value obtained in the step S2 into a multiple regression relational expression among the materials to obtain the water control model.
3. The method for on-line adjustment of perfuming moisture of mixed silk according to claim 2, further comprising a step of moisture control model accuracy verification after the step of S3.
4. The method for adjusting the perfuming moisture of mixed silk on line according to claim 3, wherein the step of verifying the accuracy of the moisture control model comprises the following specific steps: and substituting the dried cut tobacco moisture detection data, the blended cut stem moisture detection data and the blended recycled cut tobacco moisture detection data into a moisture control model formula to obtain the predicted moisture of the blended and flavored cut tobacco, comparing the moisture with the detected moisture value, and verifying whether the moisture control model is correct according to the deviation of the moisture and the detected moisture value.
5. The method for on-line adjustment of perfuming moisture of mixed silk according to any one of claims 2-4, wherein the data statistical software is SPSS statistical analysis software.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111838744A (en) * | 2020-08-18 | 2020-10-30 | 安徽中烟工业有限责任公司 | Continuous real-time prediction method for moisture of environment temperature and humidity in tobacco shred process based on LSTM |
| CN112021626A (en) * | 2020-07-10 | 2020-12-04 | 张家口卷烟厂有限责任公司 | Intelligent control system and method for tobacco shred making link |
| CN115251445A (en) * | 2022-08-15 | 2022-11-01 | 北京航天拓扑高科技有限责任公司 | Method for controlling moisture content of tobacco leaves at outlet of loosening and conditioning machine |
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Application publication date: 20200609 |