<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Conditioning is a very important procedure for tobacco and tobacco products before their corresponding chemical and physical analysis. For cigarettes, forced air flow is generally required during the conditioning procedure. A special wind tunnel was designed to investigate how the forced air flow affects the conditioning of cigarettes in a constant climate laboratory. Two types of cigarettes with blended (including flue-cured and burley tobacco strands) and pure flue-cured tobacco strands were selected as test samples. It was found that the conditioning time to achieve the equilibrium could be shortened from 23 h without forced air flow to 7 h with a forced air flow rate of 2m/s. This is mainly due to the exchange of water molecules between cigarette samples and atmosphere being accelerated by applying the forced air flow. It was concluded that a 48 h conditioning period using the described forced air flow rate setup was unnecessary to attain the equilibrium for cigarettes. [Beitr. Tabakforsch. Int. 28 (2019) 224–229]</p></abstract>

Conditioning is a very important procedure for tobacco and tobacco products before their corresponding chemical and physical analysis. For cigarettes, forced air flow is generally required during the conditioning procedure. A special wind tunnel was designed to investigate how the forced air flow affects the conditioning of cigarettes in a constant climate laboratory. Two types of cigarettes with blended (including flue-cured and burley tobacco strands) and pure flue-cured tobacco strands were selected as test samples. It was found that the conditioning time to achieve the equilibrium could be shortened from 23 h without forced air flow to 7 h with a forced air flow rate of 2m/s. This is mainly due to the exchange of water molecules between cigarette samples and atmosphere being accelerated by applying the forced air flow. It was concluded that a 48 h conditioning period using the described forced air flow rate setup was unnecessary to attain the equilibrium for cigarettes. [Beitr. Tabakforsch. Int. 28 (2019) 224–229]

Conditioning of Tobacco and Tobacco Products: The Effect of Forced Air Flow

Zhengzhou Tobacco Research Institute of CNTC

China Tobacco Guangdong Industrial Co. Ltd.

Contributions to Tobacco & Nicotine Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"Conditioning of Tobacco and Tobacco Products: The Effect of Forced Air Flow"}

Conditioning is a very important procedure for tobacco and tobacco products before their corresponding chemical and physical analysis. For cigarettes, forced...

Conditioning of Tobacco and Tobacco Products: The Effect of Forced Air Flow

Published Online: Jun 13, 2019

Page range: 224 - 229

Received: Dec 03, 2018

Accepted: May 20, 2019

DOI: https://doi.org/10.2478/cttr-2019-0003

Keywords
Conditioning, cigarettes, forced air flow, wind tunnel, equilibrium

© 2019 Zhihao Chen et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Conditioning of Tobacco and Tobacco Products: The Effect of Forced Air Flow

Published Online: Jun 13, 2019

Page range: 224 - 229

Received: Dec 03, 2018

Accepted: May 20, 2019

DOI: https://doi.org/10.2478/cttr-2019-0003

KeywordsConditioning, cigarettes, forced air flow, wind tunnel, equilibrium

© 2019 Zhihao Chen et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Conditioning, cigarettes, forced air flow, wind tunnel, equilibrium