Search Results

97 results

  1. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 21

    A model based on cigarette density segmentation method for predicting burning cone drop rate of slim cigarettes

    TAN Chao; WANG Shitai; JIN Yong; CHEN Qian; TAN Haifeng; LI Ke; FAN Hongmei; LIU Qi; LI Rui; YU Saibo
    China Tobacco Hunan Industrial Co., Ltd. of CNTC, Hunan, P.R. China
    Burning cone drop is a potential safety problem and quality defect for slim cigarettes. In order to conveniently monitor the burning cone drop rate, a model based on cigarette density segmentation method was established and used for predicting the...
  2. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, STPOST 02

    Electro-thermal simulation analysis of heaters in tobacco heating devices

    SUN Zhiwei(1); WANG Wei(1); DU Wen(1); WEN Jianhui(1); XIE Guoyong(1); WANG Zhiguo(1); DAI Hongliang(2)
    (1) China Tobacco Hunan Industrial Co., Ltd., Changsha, P.R. China; (2) College of Mechanical and Vehicle Engineering, Hunan University, Changsha, P.R. China
    Heat-not-burn tobacco products have gradually become an important development direction and a key research topic of tobacco products due to their remarkable advantages in reducing the release of harmful components. As a heat source for cigarette...
  3. TSRC, Tob. Sci. Res. Conf., 2019, 73, abstr. 042

    Determination of amounts of harmful substances migrating from plastic assemblies in electronic cigarettes

    FAN Meijuan(1); PAN Lining(1); CUI Huapeng(1); DUAN Yuanxing(2); LIU Yibo(3); NIU Jiajia(1); MAO Youan(4); CHEN Li(1); GUO Junwei(1); LIU Shaofeng(1); WANG Hongbo(1); LIU Huimin(1); ZHAO Le(1)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R. China; (2) Technology Center of China Tobacco Yunnan Industrial, Kunming, P.R. China; (3) Technology Center of China Tobacco Guangdong Industrial, Guangzhou, P.R. China; (4) Technology Center of China Tobacco Hunan Industrial, Changsha, P.R. China
    Plastic materials are widely used in assemblies of e-cigarettes. Plastic materials shall not transfer harmful substances to the content of e-liquid in quantities which change the composition of the e-liquid or the aerosol and thereby increase the...
  4. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, STPOST 20

    Factors influencing burning cone fallout of super slim cigarettes

    YU Saibo; TAN Chao; WANG Shitai; GUO Xuemin; JIN Yong; WU Yizi; FAN Hongmei; LI Ke; TAN Haifeng; LIU Qi; CHEN Qian
    Technology Center of China Tobacco Hunan Industrial Co., Ltd of CNTC, Hunan, P.R. China
    The effects of four factors (individual weight, combustion improver content in cigarette paper, moisture content in cut tobacco and sliver content in cut tobacco) on the burning cone fallout of super slim cigarettes were investigated by an in-house...
  5. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, ST 16

    Computational fluid dynamic (CFD) simulation of distribution characteristics of cigarette smoke flow field in grooved filter

    SUN Zhiwei; WEN Jianhui; DU Wen; ZHONG Kejun
    Hunan Industrial Co., Ltd. of CNTC, Research and Development Center, Changsha, Hunan, P.R. China
    A CFD model for the smoke flow in grooved filter was developed to study the flow field distribution in grooved filter and the ratio of cigarette smoke outflowing from the grooves (the proportion of amount of smoke outflowing from grooves in relation...
  6. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 10

    Methods for characterising morphological and structural variations of cut tobacco in cigarettes during smoking

    WANG Liang(1); YIN Donghong(1); XIE Guoyong(1); LI Bin(2); TAN Xinliang(1); DU Wen(1)
    (1) Hunan Industrial Co., Ltd of CNTC, Research and Development Center, Changsha, Hunan, P.R. China; (2) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China
    The morphological and structural variations of cut tobacco significantly influence the state of a burning cigarette and the formation of smoke constituents. A series of new methods for characterising the micro-structure of cut tobacco, planar...
  7. CORESTA Congress, Berlin, 2016, Smoke Science/Product Technology Groups, ST 13

    Determination of harmful components in mainstream cigarette smoke by FT-NIR spectrometry equipped with Cambridge filter pads

    REN Jianxin(1); WANG Zhiguo(1); LIU Wei(1); DU Wen(1); ZHONG Kejun(1); LIU Huimin(2); HU Qingyuan(3)
    (1) Hunan Industrial Co., Ltd. of CNTC, Technonlgy Center, Changsha, Hunan, P.R. China; (2) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China; (3) China National Tobacco Quality Supervision & Test Center, Zhengzhou, Henan, P.R. China
    The yields of harmful components in cigarette smoke are basic parameters to evaluate the harm of cigarettes. However, the existing detection methods for most harmful components in mainstream cigarette smoke are complicated and time consuming....
  8. CORESTA Congress, Berlin, 2016, Smoke Science/Product Technology Groups, ST 20

    The influence of storage conditions and packaging on acetic acid generation in cellulose acetate fibers

    TATUM C.E.; WILSON S.A.; CASPER R.G.; PEARCE M.J.
    Eastman Chemical Company, Kingsport, TN, U.S.A.
    The cellulose acetate polymer used in cigarette filters is made by acetylating wood pulp with acetic anhydride. One advantage of this modified natural polymer is that it readily degrades by multiple mechanisms. While the ultimate products are carbon...
  9. CORESTA Congress, Berlin, 2016, Smoke Science/Product Technology Groups, ST 30

    Effects of common alcohols on the particle size distribution of atomised aerosol in e-cigarette vapour

    WANG Shitai; JIN Yong; LI Ke; ZHAO Guoling; PENG Xinhui; FAN Hongmei; TAN Haifeng; LIU Jinyun; YU Saibo
    Hunan Industrial Co., Ltd. of CNTC, Technonlgy Center, No. 426 Laodong Road, Changsha, Hunan 410007, P.R. China
    In order to investigate the effects of the constituents of e-liquids on the particle size distribution of atomised aerosol in e-cigarette vapour, the particle size distributions in e-cigarette vapour were determined by using an electrical low...
  10. CORESTA Meeting, Smoke Science/Product Technology, 2015, Jeju, ST 06

    Influences of shredded stem on cigarette properties

    JIN Yong; TAN Haifeng; FAN Hongmei; YU Saibo; LI Ke; WANG Shitai; ZHONG Kejun
    Technology Center, China Tobacco Hunan Industrial Co., Ltd. of CNTC, Changsha, P.R. China
    Shredding is a process of forcing tobacco stems between counter-rotating toothed blades in a mill where they are stripped lengthwise into thin, fibrous particles. Three types of stems were prepared, namely expanded shredded stem (ESS), expanded cut...