CN114166632A - Method for evaluating physical characteristics of cigar coat and cigar core of cigar tobacco - Google Patents
Method for evaluating physical characteristics of cigar coat and cigar core of cigar tobacco Download PDFInfo
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- 235000019506 cigar Nutrition 0.000 title claims abstract description 200
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
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- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
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- G—PHYSICS
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Abstract
The invention discloses a method for evaluating physical characteristics of cigar coat and cigar core of cigar tobacco, which is characterized in that a cigar coat physical characteristic evaluation system and a cigar core physical characteristic evaluation system are respectively arranged, professional evaluators evaluate the physical characteristics of the cigar coat and the cigar core respectively, and then the comprehensive evaluation of the physical characteristic evaluation of the cigar coat and the cigar core raw materials is finally obtained through weighted calculation according to the respective weights of cigar tobacco cigar coat physical characteristic score and cigar tobacco cigar core physical characteristic score. According to the invention, different weight assignments are carried out according to different industrial use characteristics of the cigar coat and the cigar core, a special evaluation index system for the physical characteristics of the cigar coat and the cigar core of the cigar tobacco is established, two different systems of physical characteristic comprehensive evaluation methods are formed, and a brand new means is provided for judging the quantitative difference degree of the physical characteristics of the cigar coat and the cigar core of the cigar tobacco. Meanwhile, the method has good application prospect in the aspects of development, maintenance, quality control and the like of the quality of the cigar tobacco leaf raw material.
Description
Technical Field
The invention relates to the field of cigar evaluation, in particular to a method for evaluating physical characteristics of cigar coat and cigar core of cigar tobacco.
Background
So far, the evaluation of the physical characteristics of the cigar tobacco leaves lacks of standard standards and methods, most of the evaluation can only refer to the standard of flue-cured tobacco, and is finished by professional graders through sense organs and various auxiliary devices, so that a large amount of manpower, material resources and financial resources are consumed; and various physical characteristic detection modes are diversified in standards, and cannot be completely suitable for evaluating the physical characteristics of the cigar coat and the cigar core, and common technicians have no referable physical characteristic evaluation indexes and reference bases of the cigar leaves, so that the excellent physical characteristics of the cigar leaves are difficult to judge. These objective reasons all restrict the development of the quality of the raw material of cigar tobacco in China to a certain extent.
Disclosure of Invention
Technical problem to be solved
In view of the above-mentioned disadvantages of the prior art, the present invention provides a method for evaluating physical properties of cigar wrapper and cigar core of cigar leaves, which realizes objective evaluation of physical properties of raw materials of cigar wrapper and cigar core of cigar leaves by setting a new evaluation index and adopting a mode of evaluating the cigar wrapper and the cigar core separately.
(II) technical scheme
In order to achieve the purpose, the invention adopts the main technical scheme that: a physical characteristic evaluation method for cigar coat and cigar core of cigar tobacco leaves is characterized in that a cigar coat physical characteristic evaluation system and a cigar core physical characteristic evaluation system are respectively arranged, professional evaluators respectively evaluate the physical characteristics of the cigar coat and the cigar core, and then according to the respective weights of cigar tobacco leaf cigar coat physical characteristic scores and cigar core physical characteristic scores, the comprehensive scores of the cigar tobacco leaf cigar coat and cigar core raw material physical characteristic evaluations are finally obtained through weighted calculation.
Preferably, the number of the professional raters is not less than 5;
the scores of the physical characteristic evaluation indexes of the eggplant and the scores of the physical characteristic evaluation indexes of the eggplant core are made completely.
Preferably, the indexes of physical characteristics of the eggplant are respectively as follows: tension (N), peduncle content (%), equilibrium water content (%), leaf mass weight (g/m2), and thickness (mm);
the weights of the tensile force (N), the peduncle percentage (%), the equilibrium water content (%), the leaf mass weight (g/m2) and the thickness (mm) of the eggplant coat are respectively set to be 30%, 15%, 10%, 15% and 30%.
Preferably, the method for measuring the physical characteristic evaluation index of the eggplant is as follows:
a. determination of tensile force: randomly drawing 10 complete tobacco leaves, cutting 10 small strips of 1.5 multiplied by 15cm along the main pulse, balancing the small strips for 2-3d under the environmental conditions that the temperature is 22 ℃ plus or minus 1 ℃ and the relative humidity is 65 percent plus or minus 3 percent, measuring the tensile tension by using an ZKW-3 type thin sheet tensile strength testing machine, and taking the average value of the 10 strips of tensile tension as the tensile tension of the sample;
b. measurement of equilibrium moisture content: randomly drawing 10 tobacco leaves, taking half leaves, cutting into small pieces with the width not more than 5mm, balancing for one week under the standard air condition (the temperature is 22 ℃ plus or minus 1 ℃ and the relative humidity is 60 percent plus or minus 3 percent), then measuring the moisture content according to YC/T31-1996, and calculating the average value of the moisture content through calculation;
c. determination of stalk content: randomly drawing 20 leaves, balancing the water content to 16.5 +/-0.5%, weighing the weight of the tobacco leaves by using an 1/100 balance, drawing stems, weighing the weight of the tobacco stems by using a 1/100 balance, and calculating the stem content;
d. measurement of blade thickness: randomly extracting 10 tobacco leaves, balancing the water content of the leaves to 16.5 +/-0.5%, respectively measuring the thicknesses of the leaf tips, leaves and leaf bases of each tobacco leaf by using a BHZ-1 type thin sheet thickness meter, selecting the middle line positions of half leaves at the transverse positions of the leaf tips, the leaves and the leaf bases, and taking the average thickness value of 30 points as the thickness of the sample;
e. determination of leaf mass: randomly drawing 10 tobacco leaves, balancing the water content of the leaves to 15%, taking half leaves, taking 5 points at equal intervals along the leaf tips, the leaves and the leaf bases of the half leaves, punching 5 circular small pieces with the diameter of 15mm by using a circular puncher, putting 50 circular small pieces into a moisture box, baking for 12 hours at the temperature of 100 ℃, cooling for 30 minutes, weighing (the unit is g), and then calculating the mass per unit area.
Preferably, the physical property indexes of the eggplant core are respectively as follows: tension (N), peduncle percentage (%), equilibrium water content (%), leaf mass weight (g/m2), thickness (mm), single leaf weight (g), filling value (g/m 3);
the tensile force (N), the peduncle percentage (%), the equilibrium water content (%), the leaf mass weight (g/m2), the thickness (mm), the single leaf weight (g), and the filling value (g/m3) of the physical characteristics of the eggplant core were set to 10%, 15%, 20%, 15%, and 20%, respectively.
Preferably, the method for measuring the evaluation index of physical characteristics of eggplant core comprises the following steps:
a. determination of tensile force: randomly drawing 10 complete tobacco leaves, cutting 10 small strips of 1.5 multiplied by 15cm along the main pulse, balancing the small strips for 2-3d under the environmental conditions that the temperature is 22 ℃ plus or minus 1 ℃ and the relative humidity is 65 percent plus or minus 3 percent, measuring the tensile tension by using an ZKW-3 type thin sheet tensile strength testing machine, and taking the average value of the 10 strips of tensile tension as the tensile tension of the sample;
b. measurement of equilibrium moisture content: randomly drawing 10 tobacco leaves, taking half leaves, cutting into small pieces with the width not more than 5mm, balancing for one week under the standard air condition (the temperature is 22 ℃ plus or minus 1 ℃ and the relative humidity is 60 percent plus or minus 3 percent), then measuring the moisture content according to YC/T31-1996, and calculating the average value of the moisture content through calculation;
c. determination of stalk content: randomly drawing 20 leaves, balancing the water content to 16.5 +/-0.5%, weighing the weight of the tobacco leaves by using an 1/100 balance, drawing stems, weighing the weight of the tobacco stems by using a 1/100 balance, and calculating the stem content;
d. measurement of blade thickness: randomly extracting 10 tobacco leaves, balancing the water content of the leaves to 16.5 +/-0.5%, respectively measuring the thicknesses of the leaf tips, leaves and leaf bases of each tobacco leaf by using a BHZ-1 type thin sheet thickness meter, selecting the middle line positions of half leaves at the transverse positions of the leaf tips, the leaves and the leaf bases, and taking the average thickness value of 30 points as the thickness of the sample; e. determination of leaf mass: randomly drawing 10 tobacco leaves, balancing the water content of the leaves to 15%, taking half leaves, equidistantly taking 5 points along the leaf tips, leaves and leaf bases of the half leaves, punching 5 circular small pieces with the diameter of 15mm by using a circular puncher, putting 50 circular small pieces into a moisture box, baking for 12 hours at 100 ℃, cooling for 30 minutes, weighing (unit is g), and then calculating the mass per unit area; f. determination of the single leaf weight: a balance moisture weighing method is adopted. g. Determination of filling value: and cutting the sample tobacco leaves into tobacco shreds with the diameter of 0.9mm +/-0.1 mm, balancing for 2-3 days under the standard air condition, and measuring the filling value of the tobacco shreds by using a TCZ-3 type filling value measuring instrument.
Preferably, the comprehensive scores of the physical characteristics of the eggplant peels and the cigar cores are obtained by weighted calculation, the score scores are equal to the evaluation index score of the physical characteristics of the cigar leaves, namely the weighting index score and the weighting index score of the physical characteristics of the cigar leaves, namely the weighting index score,
the method specifically comprises the following steps: each index is divided into score units by 0.5 and is according to a formula
Calculating an average score, averaging the decimal point and retaining a significant digit, wherein
Is a single average score; Σ Xi — the sum of some single score; n-the number of professionals participating in the evaluation.
(III) advantageous effects
The invention has the beneficial effects that: the invention discloses a physical characteristic evaluation method of cigar coat and cigar core raw materials of cigar tobacco leaves, wherein cigars belong to whole-leaf manual rolling, cigar coat and cigar core raw materials need to be distinguished, so the physical characteristics of the cigar also need to be refined into a cigar coat physical characteristic evaluation system and a cigar core physical characteristic evaluation system, test evaluation scoring is respectively carried out on the cigar coat and the cigar core by professional evaluators, then according to respective weights of cigar tobacco leaf coat physical characteristic scores and cigar tobacco leaf physical characteristic quality scores, and finally comprehensive scores of cigar coat and cigar core physical characteristic evaluation are obtained through weighted calculation. The method is scientific and standard, a brand new means is provided for judging the quantitative difference degree of the physical characteristics of the cigar coat and the cigar core of the cigar tobacco, and no systematic method for evaluating the physical characteristics of the cigar coat and the cigar core of the cigar tobacco exists at present.
The invention provides a systematic objective physical characteristic evaluation method for the cigar leaf eggplant coats and the cigar cores, fills the technical gap of the cigar leaf eggplant coat and cigar core physical characteristic evaluation method, and covers two types of cigar leaf eggplant coat physical characteristics and cigar leaf cigar core physical characteristics. And (3) referring to Chinese tobacco planting division, and combining different requirements of the cigar coat tobacco leaves and the cigar core tobacco leaves on physical characteristics and the physical characteristic data of the cigar tobacco leaves in each production area to determine the assignment method of the physical characteristics of the cigar.
According to the difference of the industrial use characteristics of the cigar coat and the cigar core, different weight assignments are carried out, a special evaluation index system for the physical characteristics of the cigar coat and the cigar core of the cigar tobacco leaves is established, two physical characteristic comprehensive evaluation methods of different systems are formed, and a brand new means is provided for judging the quantitative difference degree of the physical characteristics of the cigar coat and the cigar core of the cigar tobacco leaves. Meanwhile, the method has good application prospect in the aspects of development, maintenance, quality control and the like of the quality of the cigar tobacco leaf raw material.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention by way of specific embodiments thereof.
The invention provides a method for evaluating physical characteristics of cigar coat and cigar core of cigar tobacco, which is characterized in that a cigar coat physical characteristic evaluation system and a cigar core physical characteristic evaluation system are respectively arranged, professional evaluators respectively evaluate the physical characteristics of the cigar coat and the cigar core, and then the comprehensive evaluation of the physical characteristic evaluation of the cigar coat and the cigar core raw materials is finally obtained through weighted calculation according to the respective weights of the cigar tobacco cigar coat physical characteristic score and the cigar tobacco cigar core physical characteristic score.
The number of professional appraisers must be no less than 5; the scores of the physical characteristic evaluation indexes of the eggplant and the scores of the physical characteristic evaluation indexes of the eggplant core are made completely.
Indexes of physical characteristics of the eggplant clothes are respectively as follows: tension (N), peduncle content (%), equilibrium water content (%), leaf mass weight (g/m2), and thickness (mm); the method for assigning the physical characteristics of the cigars is determined by referring to Chinese tobacco planting divisions and combining different requirements of cigar coat tobacco leaves and cigar core tobacco leaves on the physical characteristics and physical characteristic data of the cigar tobacco leaves in various production areas, the cigar coat is used as a decorative tobacco leaf and is influenced by special attributes, the tension value has great influence on the rolling of the cigar coat, the tension index is very important, the high-quality cigar coat has high requirement on the thickness, the thickness index is also very important, the peduncle content and the leaf quality index influence industrial processability, and the moisture content index is balanced and has certain influence on industrial use. Further, the tensile force (N), the percentage of peduncle (%), the equilibrium moisture content (%), the leaf mass (g/m2), and the thickness (mm) of the eggplant coat were set to 30%, 15%, 10%, 15%, and 30%, respectively.
And specific definitions of physical characteristics indexes of 5 cigar tobacco raw materials and cigar clothes are shown in table 1.
TABLE 1 definition of physical characteristics index of cigar tobacco raw material cigar clothing
The evaluation criteria of physical characteristics of 5 cigar tobacco materials are shown in table 2.
TABLE 2 evaluation criteria for physical characteristic indexes of cigar tobacco raw material, cigar clothing
The method for measuring the physical characteristic evaluation indexes of the eggplant clothes comprises the following steps:
a. determination of tensile force: randomly drawing 10 complete tobacco leaves, cutting 10 small strips of 1.5 multiplied by 15cm along the main pulse, balancing the small strips for 2-3d under the environmental conditions that the temperature is 22 ℃ plus or minus 1 ℃ and the relative humidity is 65 percent plus or minus 3 percent, measuring the tensile tension by using an ZKW-3 type thin sheet tensile strength testing machine, and taking the average value of the 10 strips of tensile tension as the tensile tension of the sample;
b. measurement of equilibrium moisture content: randomly drawing 10 tobacco leaves, taking half leaves, cutting into small pieces with the width not more than 5mm, balancing for one week under the standard air condition (the temperature is 22 ℃ plus or minus 1 ℃ and the relative humidity is 60 percent plus or minus 3 percent), then measuring the moisture content according to YC/T31-1996, and calculating the average value of the moisture content through calculation;
c. determination of stalk content: randomly drawing 20 leaves, balancing the water content to 16.5 +/-0.5%, weighing the weight of the tobacco leaves by using an 1/100 balance, drawing stems, weighing the weight of the tobacco stems by using a 1/100 balance, and calculating the stem content;
d. measurement of blade thickness: randomly extracting 10 tobacco leaves, balancing the water content of the leaves to 16.5 +/-0.5%, respectively measuring the thicknesses of the leaf tips, leaves and leaf bases of each tobacco leaf by using a BHZ-1 type thin sheet thickness meter, selecting the middle line positions of half leaves at the transverse positions of the leaf tips, the leaves and the leaf bases, and taking the average thickness value of 30 points as the thickness of the sample;
e. determination of leaf mass: randomly drawing 10 tobacco leaves, balancing the water content of the leaves to 15%, taking half leaves, taking 5 points at equal intervals along the leaf tips, the leaves and the leaf bases of the half leaves, punching 5 circular small pieces with the diameter of 15mm by using a circular puncher, putting 50 circular small pieces into a moisture box, baking for 12 hours at the temperature of 100 ℃, cooling for 30 minutes, weighing (the unit is g), and then calculating the mass per unit area.
The physical property indexes of the eggplant core are respectively as follows: tension (N), peduncle percentage (%), equilibrium water content (%), leaf mass weight (g/m2), thickness (mm), single leaf weight (g), filling value (g/m 3); the method for assigning the physical characteristics of the cigars is determined by referring to Chinese tobacco planting divisions and combining different requirements of cigar coat tobacco leaves and cigar core tobacco leaves on the physical characteristics and physical characteristic data of the cigar tobacco leaves in each production area, the cigar cores are mainly used for filling and burning and smoking tobacco leaves and meet the requirements of industrial production, the indexes of the physical characteristics influence, firstly, the most important indexes are thickness and filling values, the influences on filling and burning and smoking are large, secondly, the indexes of the leaf mass weight and the single leaf weight influence the filling effect of the cigar cores, and thirdly, the indexes of the tension, the stalk content and the balanced water content. Further, the tensile force (N), the percentage of cut (%), the equilibrium water content (%), the leaf mass weight (g/m2), the thickness (mm), the single leaf weight (g), and the filling value (g/m3) as indexes of physical properties of the eggplant core were set to 10%, 15%, 20%, 15%, and 20%, respectively.
And specific definitions of physical property indexes of 7 cigar tobacco raw material cores are shown in table 3.
TABLE 3 definition of physical characteristic indexes of cigar core of cigar tobacco raw material
The evaluation criteria of the physical property index of 7 cigar tobacco raw material cores are shown in table 4.
TABLE 4 evaluation criteria for physical characteristic indexes of cigar core of cigar tobacco raw material
The method for measuring the physical property evaluation index of the eggplant core comprises the following steps:
a. determination of tensile force: randomly drawing 10 complete tobacco leaves, cutting 10 small strips of 1.5 multiplied by 15cm along the main pulse, balancing the small strips for 2-3d under the environmental conditions that the temperature is 22 ℃ plus or minus 1 ℃ and the relative humidity is 65 percent plus or minus 3 percent, measuring the tensile tension by using an ZKW-3 type thin sheet tensile strength testing machine, and taking the average value of the 10 strips of tensile tension as the tensile tension of the sample;
b. measurement of equilibrium moisture content: randomly drawing 10 tobacco leaves, taking half leaves, cutting into small pieces with the width not more than 5mm, balancing for one week under the standard air condition (the temperature is 22 ℃ plus or minus 1 ℃ and the relative humidity is 60 percent plus or minus 3 percent), then measuring the moisture content according to YC/T31-1996, and calculating the average value of the moisture content through calculation;
c. determination of stalk content: randomly drawing 20 leaves, balancing the water content to 16.5 +/-0.5%, weighing the weight of the tobacco leaves by using an 1/100 balance, drawing stems, weighing the weight of the tobacco stems by using a 1/100 balance, and calculating the stem content;
d. measurement of blade thickness: randomly extracting 10 tobacco leaves, balancing the water content of the leaves to 16.5 +/-0.5%, respectively measuring the thicknesses of the leaf tips, leaves and leaf bases of each tobacco leaf by using a BHZ-1 type thin sheet thickness meter, selecting the middle line positions of half leaves at the transverse positions of the leaf tips, the leaves and the leaf bases, and taking the average thickness value of 30 points as the thickness of the sample; e. determination of leaf mass: randomly drawing 10 tobacco leaves, balancing the water content of the leaves to 15%, taking half leaves, equidistantly taking 5 points along the leaf tips, leaves and leaf bases of the half leaves, punching 5 circular small pieces with the diameter of 15mm by using a circular puncher, putting 50 circular small pieces into a moisture box, baking for 12 hours at 100 ℃, cooling for 30 minutes, weighing (unit is g), and then calculating the mass per unit area; f. determination of the single leaf weight: a balance moisture weighing method is adopted. g. Determination of filling value: and cutting the sample tobacco leaves into tobacco shreds with the diameter of 0.9mm +/-0.1 mm, balancing for 2-3 days under the standard air condition, and measuring the filling value of the tobacco shreds by using a TCZ-3 type filling value measuring instrument.
According to the principle that the physical characteristics of the cigar tobacco raw material, namely the cigar coat are different from the industrial use characteristics of the physical characteristics of the cigar core, the physical characteristic score weights and the cigar core physical characteristic score weights of different cigar coats are determined.
The comprehensive scores of the physical characteristics of the cigar coat and the cigar core are obtained through weighting calculation, and the score values are equal to 'cigar tobacco cigar coat physical characteristic evaluation index score and empowerment' and 'cigar tobacco cigar core physical characteristic index score and empowerment', and specifically comprise the following steps: each index is divided into score units by 0.5 and is according to a formula
Calculating an average score, averaging the decimal point and retaining a significant digit, wherein
Is a single average score; Σ Xi — the sum of some single score; n-the number of professionals participating in the evaluation. Example 1
The physical characteristics of the cigar tobacco leaves of No. 1-5 different varieties planted in the Dazhou area are evaluated.
Sampling is carried out randomly, physical characteristic evaluation indexes of cigar tobacco leaf cigar clothing and cigar tobacco leaf cigar core are respectively set, 5 professionals are organized to carry out evaluation, each person uses one cigar tobacco leaf cigar clothing physical characteristic evaluation table (table 5) and one cigar tobacco leaf cigar core physical characteristic evaluation table (table 6), according to evaluation content grade evaluation standards of tables 1-4, types of cigar tobacco leaf cigar clothing and cigar core are distinguished, physical characteristics are respectively measured and scored, and the physical characteristic indexes are respectively scored by 10 scores.
The evaluation indexes of the physical characteristics of the eggplant are as follows: tension (N), peduncle content (%), equilibrium water content (%), leaf mass weight (g/m2), and thickness (mm); the weights of the indexes are respectively 30%, 15%, 10%, 15% and 30%; specific definitions of 5 physical property evaluation indexes are shown in table 1; the evaluation criteria of 5 sensory quality evaluation indexes are shown in table 2.
The physical property indexes of the eggplant core are respectively as follows: tension (N), peduncle percentage (%), equilibrium water content (%), leaf mass weight (g/m2), thickness (mm), single leaf weight (g), filling value (g/m 3); the weights of the indexes are respectively 10%, 15%, 20%, 15% and 20%; specific definitions of 7 physical property evaluation indexes are shown in table 3; the evaluation criteria of 7 physical property evaluation indexes are shown in Table 4.
Then, the physical characteristics of the cigar coat and the physical characteristics of the cigar core are distinguished according to the cigar tobacco raw material, and are evaluated by a professional tester, and finally the comprehensive score of the evaluation of the physical characteristics of the cigar coat and the cigar core of the cigar tobacco is obtained through weighted calculation. The score is equal to the weighting of the physical characteristic evaluation index score of the cigar tobacco leaves and the weighting of the physical characteristic index score of the cigar tobacco leaves,
the method specifically comprises the following steps: each index is divided into score units by 0.5 and is according to a formula
Calculating an average score, averaging the decimal point and retaining a significant digit, wherein
Is a single average score; Σ Xi — the sum of some single score; n-the number of professionals participating in the evaluation.
The statistical results are shown in tables 7 and 8
TABLE 5 evaluation Table for physical characteristics of cigar leaves, eggplant and clothes
TABLE 6 evaluation table of physical characteristics of cigar cores of cigar leaves
TABLE 7 statistical table of physical characteristic evaluation results of 5 different varieties of cigar tobacco cores in Dazhou region
As can be seen from the above experiments, sample 1: in the aspect of physical characteristics, the tensile force is good, the stalk content is low, the equilibrium water content is proper, the leaf weight is good, the thickness is slightly large, and the comprehensive physical characteristics are excellent. Sample 2: in the aspect of physical characteristics, the tensile force is slightly poor, the peduncle content is low, the equilibrium water content is proper, the leaf weight is better, the thickness is slightly better, and the comprehensive physical characteristics are excellent. Sample 3: in the aspect of physical characteristics, the tensile force is better, the peduncle content is low, the balanced water content is proper, the weight of the leaf is moderate, the thickness is slightly larger, and the comprehensive physical characteristics are excellent. Sample 4: in the aspect of physical characteristics, the tensile force is better, the peduncle content is lower, the equilibrium water content is proper, the leaf weight is good, the thickness is slightly larger, and the comprehensive physical characteristics are excellent. Sample 5: in the aspect of physical characteristics, the tensile force is good, the stalk content is low, the equilibrium water content is proper, the leaf weight is good, the thickness is slightly large, and the comprehensive physical characteristics are excellent.
TABLE 8 statistical table of physical characteristic evaluation results of 5 different cigar tobacco cores in Dazhou region
As can be seen from the above experiments, sample 1: in the aspect of physical characteristics, the tensile force is good, the stalk content is low, the balanced water content is proper, the leaf weight is good, the thickness is moderate, the single leaf weight is slightly poor, the filling value is good, and the comprehensive physical characteristics are excellent. Sample 2: in the aspect of physical characteristics, the tensile force is good, the stalk content is low, the balanced water content is proper, the leaf weight is good, the thickness is good, the single leaf weight is good, the filling value is good, and the comprehensive physical characteristics are excellent. Sample 3: in the aspect of physical characteristics, the tensile force is slightly good, the stalk content is low, the balanced water content is proper, the leaf weight is good, the thickness is good, the single leaf weight is good, the filling value is good, and the comprehensive physical characteristics are excellent. Sample 4: in the aspect of physical characteristics, the tensile force is slightly good, the stem content is low, the balanced water content is proper, the leaf weight is perfect, the thickness is good, the single leaf weight is good, the filling value is good, and the comprehensive physical characteristics are excellent. Sample 5: in the aspect of physical characteristics, the tensile force is better, the stalk content is low, the equilibrium water content is proper, the leaf weight is slightly better, the thickness is better, the single leaf weight is slightly better, the filling value is good, and the comprehensive physical characteristics are excellent.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (7)
1. A method for evaluating physical characteristics of cigar coat and cigar core of cigar tobacco is characterized in that a cigar coat physical characteristic evaluation system and a cigar core physical characteristic evaluation system are respectively arranged, professional evaluators respectively evaluate the physical characteristics of the cigar coat and the cigar core, and then according to respective weights of cigar tobacco cigar coat physical characteristic scores and cigar tobacco cigar core physical characteristic scores, comprehensive scores of cigar tobacco cigar coat and cigar core raw material physical characteristic evaluations are finally obtained through weighted calculation.
2. The cigar leaf coat and eggplant core physical property evaluation method of claim 1, wherein the number of the professional raters must be not less than 5;
the scores of the physical characteristic evaluation indexes of the eggplant and the scores of the physical characteristic evaluation indexes of the eggplant core are made completely.
3. The cigar coat and eggplant core physical property evaluation method of claim 2,
the indexes of the physical characteristics of the eggplant are respectively as follows: tension (N), peduncle content (%), equilibrium water content (%), leaf mass weight (g/m2), and thickness (mm);
the weights of the tensile force (N), the peduncle percentage (%), the equilibrium water content (%), the leaf mass weight (g/m2) and the thickness (mm) of the eggplant coat are respectively set to be 30%, 15%, 10%, 15% and 30%.
4. The cigar coat and eggplant core physical property evaluation method of claim 3,
the method for measuring the physical characteristic evaluation indexes of the eggplant clothes comprises the following steps:
a. determination of tensile force: randomly drawing 10 complete tobacco leaves, cutting 10 small strips of 1.5 multiplied by 15cm along the main pulse, balancing the small strips for 2-3d under the environmental conditions that the temperature is 22 ℃ plus or minus 1 ℃ and the relative humidity is 65 percent plus or minus 3 percent, measuring the tensile tension by using an ZKW-3 type thin sheet tensile strength testing machine, and taking the average value of the 10 strips of tensile tension as the tensile tension of the sample;
b. measurement of equilibrium moisture content: randomly drawing 10 tobacco leaves, taking half leaves, cutting into small pieces with the width not more than 5mm, balancing for one week under the standard air condition (the temperature is 22 ℃ plus or minus 1 ℃ and the relative humidity is 60 percent plus or minus 3 percent), then measuring the moisture content according to YC/T31-1996, and calculating the average value of the moisture content through calculation;
c. determination of stalk content: randomly drawing 20 leaves, balancing the water content to 16.5 +/-0.5%, weighing the weight of the tobacco leaves by using an 1/100 balance, drawing stems, weighing the weight of the tobacco stems by using a 1/100 balance, and calculating the stem content;
d. measurement of blade thickness: randomly extracting 10 tobacco leaves, balancing the water content of the leaves to 16.5 +/-0.5%, respectively measuring the thicknesses of the leaf tips, leaves and leaf bases of each tobacco leaf by using a BHZ-1 type thin sheet thickness meter, selecting the middle line positions of half leaves at the transverse positions of the leaf tips, the leaves and the leaf bases, and taking the average thickness value of 30 points as the thickness of the sample;
e. determination of leaf mass: randomly drawing 10 tobacco leaves, balancing the water content of the leaves to 15%, taking half leaves, taking 5 points at equal intervals along the leaf tips, the leaves and the leaf bases of the half leaves, punching 5 circular small pieces with the diameter of 15mm by using a circular puncher, putting 50 circular small pieces into a moisture box, baking for 12 hours at the temperature of 100 ℃, cooling for 30 minutes, weighing (the unit is g), and then calculating the mass per unit area.
5. The cigar coat and eggplant core physical property evaluation method of claim 2,
the physical property indexes of the eggplant core are respectively as follows: tension (N), peduncle percentage (%), equilibrium water content (%), leaf mass weight (g/m2), thickness (mm), single leaf weight (g), filling value (g/m 3);
the tensile force (N), the peduncle percentage (%), the equilibrium water content (%), the leaf mass weight (g/m2), the thickness (mm), the single leaf weight (g), and the filling value (g/m3) of the physical characteristics of the eggplant core were set to 10%, 15%, 20%, 15%, and 20%, respectively.
6. The cigar coat and eggplant core physical property evaluation method of claim 5,
the method for measuring the physical property evaluation index of the eggplant core comprises the following steps:
a. determination of tensile force: randomly drawing 10 complete tobacco leaves, cutting 10 small strips of 1.5 multiplied by 15cm along the main pulse, balancing the small strips for 2-3d under the environmental conditions that the temperature is 22 ℃ plus or minus 1 ℃ and the relative humidity is 65 percent plus or minus 3 percent, measuring the tensile tension by using an ZKW-3 type thin sheet tensile strength testing machine, and taking the average value of the 10 strips of tensile tension as the tensile tension of the sample;
b. measurement of equilibrium moisture content: randomly drawing 10 tobacco leaves, taking half leaves, cutting into small pieces with the width not more than 5mm, balancing for one week under the standard air condition (the temperature is 22 ℃ plus or minus 1 ℃ and the relative humidity is 60 percent plus or minus 3 percent), then measuring the moisture content according to YC/T31-1996, and calculating the average value of the moisture content through calculation;
c. determination of stalk content: randomly drawing 20 leaves, balancing the water content to 16.5 +/-0.5%, weighing the weight of the tobacco leaves by using an 1/100 balance, drawing stems, weighing the weight of the tobacco stems by using a 1/100 balance, and calculating the stem content;
d. measurement of blade thickness: randomly extracting 10 tobacco leaves, balancing the water content of the leaves to 16.5 +/-0.5%, respectively measuring the thicknesses of the leaf tips, leaves and leaf bases of each tobacco leaf by using a BHZ-1 type thin sheet thickness meter, selecting the middle line positions of half leaves at the transverse positions of the leaf tips, the leaves and the leaf bases, and taking the average thickness value of 30 points as the thickness of the sample; e. determination of leaf mass: randomly drawing 10 tobacco leaves, balancing the water content of the leaves to 15%, taking half leaves, equidistantly taking 5 points along the leaf tips, leaves and leaf bases of the half leaves, punching 5 circular small pieces with the diameter of 15mm by using a circular puncher, putting 50 circular small pieces into a moisture box, baking for 12 hours at 100 ℃, cooling for 30 minutes, weighing (unit is g), and then calculating the mass per unit area; f. determination of the single leaf weight: a balance moisture weighing method is adopted. g. Determination of filling value: and cutting the sample tobacco leaves into tobacco shreds with the diameter of 0.9mm +/-0.1 mm, balancing for 2-3 days under the standard air condition, and measuring the filling value of the tobacco shreds by using a TCZ-3 type filling value measuring instrument.
7. The cigar coat and eggplant core physical property evaluation method of claim 1,
the comprehensive scores of the physical characteristics of the eggplant coat and the eggplant core are obtained through weighted calculation, the score is equal to the evaluation index score of the physical characteristics of the cigar tobacco eggplant coat and the evaluation index score of the physical characteristics of the cigar tobacco eggplant core,
the method specifically comprises the following steps: each index is divided into score units by 0.5 and is according to a formula
Calculating an average score, averaging the decimal point and retaining a significant digit, wherein
Is a single average score; Σ Xi — the sum of some single score; n-the number of professionals participating in the evaluation.
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