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Design of Draw Resistance of Pressure Drop Standards for Tobacco Products Based on the Flow Distribution

Pengfei Zhang

Pengfei Zhang

Zhengzhou Tobacco Research Institute of CNTCZhengzhou, China
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Zhang, Pengfei
, 
Congcong Li

Congcong Li

China Jiliang UniversityHangzhou, China
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Li, Congcong
, 
Rongchao Yang

Rongchao Yang

Zhengzhou Tobacco Research Institute of CNTCZhengzhou, China
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Yang, Rongchao
, 
Zhandong Shi

Zhandong Shi

Zhengzhou Tobacco Research Institute of CNTCZhengzhou, China
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Shi, Zhandong
, 
Zhihao Chen

Zhihao Chen

Zhengzhou Tobacco Research Institute of CNTCZhengzhou, China
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Chen, Zhihao
, 
Kai Zhang

Kai Zhang

China Jiliang UniversityHangzhou, China
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Zhang, Kai
 and 
Qian Miao

Qian Miao

Zhengzhou Tobacco Research Institute of CNTCZhengzhou, China
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Miao, Qian
  
Aug 10, 2024
Design of Draw Resistance of Pressure Drop Standards for Tobacco Products Based on the Flow Distribution's Cover Image
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Published Online: Aug 10, 2024
Page range: 164 - 172
Received: Aug 18, 2023
Accepted: Apr 24, 2024
DOI: https://doi.org/10.2478/cttr-2024-0006
Keywords
© 2024 Pengfei Zhang et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.

Figure 1.

Optical gaging product (OGP) test instrumentarium.
Optical gaging product (OGP) test instrumentarium.

Figure 2.

Geometric structure and schematic diagram of pressure drop standards.
Geometric structure and schematic diagram of pressure drop standards.

Figure 3.

Schematic diagram of pressure drop standard calibration device based on the critical flow orifice (CFO) method.
Schematic diagram of pressure drop standard calibration device based on the critical flow orifice (CFO) method.

Figure 4.

Schematic diagram of the developing and fully developed flow sections in a capillary of the pressure drop standard.
Schematic diagram of the developing and fully developed flow sections in a capillary of the pressure drop standard.

Figure 5.

Velocity cloud diagrams of the inlet and outlet sections.
Velocity cloud diagrams of the inlet and outlet sections.

Figure 6.

Schematic diagram of segmentation in the developing section.
Schematic diagram of segmentation in the developing section.

Figure 7.

Flow chart of the computational algorithm. Where N represents the number of capillaries and Ak represents the cross-sectional area of each capillary.
Flow chart of the computational algorithm. Where N represents the number of capillaries and Ak represents the cross-sectional area of each capillary.

Figure 8.

Comparison of experimental and calculated values.
Comparison of experimental and calculated values.

Geometric parameters of pressure drop standard_

Parameter Capillary no. (mm)
d1 d2 d3 d4 d5 d6 d7 d8 d9 d10
Inner diameter of capillary 0.643 0.635 0.634 0.635 0.630 0.630 0.622 0.637 0.640 0.635
Diameter of pressure drop standard 7.981
Length of pressure drop standard 120.432

Inner diameter parameter table of different pressure drop standards_

Sample ID Capillary no. (mm)
d1 d2 d3 d4 d5 d6 d7 d8 d9 d10
1 0.643 0.635 0.634 0.635 0.630 0.630 0.622 0.637 0.640 0.635
2 0.538 0.532 0.543 0.539 0.545 0.548 0.544 0.548 0.536 0.542
3 0.479 0.484 0.485 0.477 0.491 0.486 0.481 0.484 0.478 0.480
4 0.452 0.442 0.480 0.463 0.454 0.458 0.450 0.463 0.445 0.452
5 0.432 0.417 0.429 0.422 0.418 0.417 0.427 0.416 0.413 0.424
6 0.413 0.422 0.412 0.415 0.432 0.428 0.420 0.418 0.414 0.427
7 0.372 0.376 0.376 0.378 0.380 0.389 0.374 0.376 0.400 0.384

Comparison of experimental and calculated values_

Sample ID Experimental draw resistance (Pa) Calculated draw resistance (Pa) Relative error (%)
1 980.6 974.39 −0.63
2 1972.0 1875.04 −7.10
3 2916.2 2903.03 −0.45
4 3805.2 3634.33 −4.49
5 4825.1 4836.75 0.24
6 5712.2 5377.19 −5.86
7 7971.9 7513.70 −5.75
Language:
English
Publication timeframe:
4 times per year
Journal Subjects:
General Interest, Life Sciences, Life Sciences, other, Physics, Physics, other
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