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  1. CORESTA Meeting, Smoke Science/Product Technology, 2021, Online, ST 11

    Simulation research on temperature field distribution of electric heating non-combustion cigarette heater

    DENG Weiquan(1); LI Zhiqiang(2); HAN Jingmei(2); WANG Le(3); LEI Ping(2); SHANG Shanzhai(2); MA Jun(1); ZHANG Ke(3)
    (1) Faculty of Information Engineering and Automation, Kunming University of Science and Technology, Kunming, China; (2) Technical Centre of Yunnan China Tobacco Industry Co., Ltd, Kunming, China; (3) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, China
    Compared with traditional cigarettes, heat-not-burn cigarettes only heat the tobacco materials or tobacco extracts instead of burning. The heating temperature of heat-not-burn cigarettes is generally about 300 °C, and the harmful substances...
  2. CORESTA Meeting, Smoke Science/Product Technology, 2021, Online, ST 54

    Effects of cigarette circumference on cigarette ventilation rate during smoking

    DENG Nan(1,2); ZHANG Qi(2); ZHAO Wenkang(2,3); WANG Hui(4); WANG Le(2); TAO Hong(5); YIN Xianzhong(6); DAI Lu(4); GU Junping(5); YU Hongxiao(7); WANG Bing(2); LI Bin(2)
    (1) Instrumental Analysis Center, Xi'an Jiaotong University, Xi’an, Shaanxi, China; (2) Zhengzhou Tobacco Research Inst. of CNTC, Zhengzhou, Henan, China; (3) China Tobacco Guangxi Ind. Co., Ltd, Nanning, Guangxi, China; (4) China Tobacco Zhejiang Ind. Co., Ltd, Hangzhou, Zhejiang, China; (5) China Tobacco Guangdong Industrial Co., Ltd, Guangzhou, Guangdong, China; (6) China Tobacco Henan Industrial Co., Ltd, Zhengzhou, Henan, China; (7) China Tobacco Shandong Industrial Co., Ltd, Jinan, Shandong, China
    Cigarette ventilation is one of the key parameters during cigarette design, that strongly affects cigarette combustion behaviour and the smoke components released. When combustion occurs, smoke is produced and transferred from the cut tobacco to the...
  3. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 26

    Digital evaluation of tobacco style and quality by using a support vector machine algorithm with thermal analysis spectra

    LI Qiaoling(1); YIN Chao(2); ZHENG Quanxing(1); YU Yumei(1); LIU Xiucai(1); DENG Xiaohua(1); ZHANG Tinggui(1); ZHONG Jiawei(1); WANG Le(3); XU Hanchun(1); LIN Kai(1); MA Pengfei(1); HUANG Chaozhang(1); LI Bin(3); WU Anan(2)
    (1) Technology Center, China Tobacco Fujian Industrial Co., Ltd., Xiamen, Fujian, P.R. China; (2) College of Chemistry and Chemical Engineering, Xiamen University, Xiamen, Fujian, P.R. China; (3) Key Laboratory of Tobacco Processing Technology of CNTC, Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R. China
    In the processes of tobacco blend design and product maintenance of cigarettes, the evaluation of tobacco style and quality is very important. At present, the evaluation method mainly relies on artificial sensory analysis, which is subjective and...