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7 results

  1. CORESTA Congress, Online, 2022, Smoke Science/Product Technology Groups, ST 85

    Capillary evaporation model of binary mixed solution of propylene glycol and glycerin in e-cigarette atomizer

    CHEN Jingbo(1,2); WANG Zhiguo(1); PAN Zhenhai(3); CAO Jun(1); SUN Zhiwei(1,2); LIU Wei(1); KONG Bo(1); DU Wen(1)
    (1) Technology Center, China Tobacco Hunan Industrial Co., Ltd., Changsha, China; (2) College of Mechanical and Vehicle Engineering, Hunan University, Changsha, China; (3) College of Mechanical Engineering, Shanghai Jiao Tong University, Shanghai, China
    For the current e-cigarette products on the market, the main method to generate e-cigarette aerosol is by heating the atomiser where the vaporization-condensation process occurs. E-liquid is mainly composed of a mixed solution of propylene glycol...
  2. CORESTA Congress, Berlin, 2016, Agronomy/Phytopathology Groups, AP 54

    The regulation of autophagy of susceptible Nicotiana tabacum under tobacco mosaic virus infection

    YANG Jinguang(1); LIU Xaingfu(1); LIU Wei(1); QIAN Yumei(1); ZHANG Jing(2); LI Wei(2); DONG Shifei(2); WANG Yaofeng(3); HUANG Mingdi(4); WANG Fenglong(1)
    (1) Tobacco Research Institute, Chinese Academy of Agricultural Sciences, Key Laboratory of Tobacco Pest Monitoring Controlling & Integrated Management, Qingdao, P.R. China; (2) Hongyun Honghe Tobacco (Group) Co., Ltd., Kunming, P.R. China; (3) Qingyang Branch of Gansu Province Tobacco Company, Xifeng, P.R. China; (4) Longnan Tobacco Company, Gansu Tobacco Cooperation, Wudu 746000, P.R. China
    Autophagy (or self-eating) is an important conserved process by which eukaryotic cells recycle intracellular components. This study was undertaken to elucidate whether tobacco mosaic virus (TMV) infection on tobacco plants induced autophagy. TMV-U1...
  3. 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....
  4. CORESTA Meeting, Smoke Science/Product Technology, 2013, Seville, STPOST 07

    Smoking puff ratio of cigarettes and its determination method

    WANG Zhiguo(1); ZHANG Xiaobing(2); LIU Wei(1); PENG Bin(2); DU Wen(1); ZHONG Kejun(1); LIU Huimin(2)
    (1) China Tobacco Hunan Industrial Co., Ltd., Technology Center and Changsha Cigarette Factory, Changsha, Hunan, P.R. China; (2) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China
    The ratio between cut tobacco burned at puffing stage and cut tobacco burned during the whole smoking process of a cigarette was defined as smoking puff ratio (SPR), and a method for determining the SPR of a cigarette was proposed. Cigarettes were...
  5. CORESTA Congress, Edinburgh, 2010, PT 07

    Development of deep-cavity calixarene materials for selectively reducing benzo[a]pyrene and major phenolic compounds in mainstream cigarette smoke

    MAO Youan; ZHONG Kejun; LIU Wei; ZHANG Fen; LIAN Wenliu; LU Hongbing
    Technical Center, China Tobacco Hunan Industrial Co. Ltd., Changsha, China
    In order to selectively reduce the contents of benzo[a]pyrene and major phenolic compounds in mainstream cigarette smoke (MCS), two kinds of deep-cavity calixarene powder materials, p-[1-(4-methoxyphenyl)-1-methyl-ethyl] calyx[8]arene (I) and...
  6. Tobacco Science & Technology, 2007, 3, p. 31-35, ISSN.1002-0861

    Transfer of near infrared calibration models combining with Karl Norris derivative filter and principal component analysis

    WANG JIA-JUN; LIU WEI
    Products Research Center of Honghe Cigarette Factory, Mile, Yunnan, China
    Of the 153 representative flue-cured tobacco samples scanned using Nicolet Antaris and PE Spectrum One NTS-NIR Spectrometer as source and target meters, respectively, the NIR spectral data of 120 samples were pretreated by Karl Norris derivative...
  7. Tobacco Science & Technology, 2007, 6, p. 16-20, ISSN.1002-0861.

    Development of expert system for tobacco quality evaluating and cigarette blending

    XU RUO-FEI; LIU WEI; CHEN ZHANG-YU
    Technology Center, Hongyun Tobacco (Group) Co., Ltd., Kunming, China
    In order to use tobacco leaf reasonably, adopting the method of combining information collecting and analyzing with sensory evaluating, a cigarette blending expert system including six functional modules (leaf quality evaluating, leaf group blending,...