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74 results

  1. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 49

    Digital characterization of atomization characteristics of nozzle for tobacco casing

    ZHOU Bing(1); HE Banghua(1); LIU Ze(1); YUAN Ruibo(2); TANG Jun(1)
    (1) Technology Center, China Tobacco Yunnan Industrial Co., Ltd., Kunming, P.R. China; (2) Faculty of Mechanical and Electrical Engineering, Kunming University of Science and Technology, Kunming, P.R. China
    The atomizing process at the nozzle during application of casing materials to tobacco was investigated in order to more uniformly spray casing on tobacco and to further improve the efficiency of tobacco casing. The atomization characteristics, such as ...
  2. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 50

    The development and application of near-infrared spectroscopy analysis of the network system of the tobacco leaf

    QIU Changgui(1,2); HOU Ying(1,2); YANG Shihua(1,2); YUAN Tianjun(1,2); WANG Jiajun(3); YANG Jiahong(4); SHAO Xueguang(5)
    (1) Yunnan Reascend Tobacco Technology (Group) Co., Ltd., Kunming, P.R. China; (2) Yunnan Comtestor Co., Ltd., Kunming, P.R. China; (3) Technology Center of China Tobacco Yunnan Industrial Co., Ltd., Kunming, P.R. China; (4) College of Polytechnic, Hunan Normal University, Changsha, P.R. China; (5) China Research Center for Analytical Sciences, College of Chemistry, Nankai University, Tianjin, P.R. China
    Based on the basic mode of "Internet + near-infrared fast detection technology + tobacco", the near-infrared spectroscopy analysis of the network system of tobacco leaf raw materials was constructed with the "trinity" of near infrared ...
  3. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 67

    Study on combustibility and particle size distribution in smoke aerosols of cigarettes with different circumferences

    ZHU Ruizhi; SI Xiaoxi; LI Zhenjie; HE Pei; WANG Kai; YOU Junheng; JIANG Wei; SHEN Qinpeng; SU Zhongbi; LIU Zhihua
    R&D Center of China Tobacco Yunnan Industrial Co. Ltd of CNTC, Yunnan, P.R. China
    In order to investigate the effects of cigarette circumference on its combustibility and particle size distribution in smoke aerosol, the solid phase temperature of combustion cone and the gas phase temperature in filter tip of the same brand cigarettes ...
  4. CORESTA Meeting, Agronomy/Phytopathology, 2017, Santa Cruz do Sul, APPOST 13

    Fungal diversity analysis of yellow sun-cured tobacco leaves during curing

    MI Qili; QIAN Yingying; ZHU Zhouhai; GUAN Ying; GAO Qian; CHEN Jianhua; XIE Lihua; LI Xuemei; YAO Jianhua
    Yunnan Industrial Co. Ltd of CNTC, Technology Center, Kunming 650106, P.R. China
    Yellow sun-cured tobacco is a Chinese tobacco species that has been cultivated for several hundred years in China. Due to the special quality traits, yellow sun-cured tobacco is of great potential for developing Chinese style cigarettes with unique aroma ...
  5. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, ST 52

    Investigation of nicotine release behaviour of tobacco chewing gum in oral cavity by a novel simulated oral dissolution device

    YANG Ji; YANG Liu; ZHAO Wei; TANG Jianguo; ZHOU Kun; ZHU Baokun; DUAN Yuanxing; ZHAO Yang; TIAN Yongfeng; CHEN Yongkuan; MIAO Mingming
    Yunnan Industrial Co., Ltd of CNTC, Research & Development Center, Kunming, P.R. China
    For studying the nicotine release behaviours of smokeless tobacco products in the oral cavity, a controllable and reliable method was established and a novel simulated oral dissolution device was designed. Taking the in vivo nicotine dissolution amount of ...
  6. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, ST 61

    Application of Gibbs free energy change to evaluation of moisture retention of tobacco

    JIANG Wei; LIU Chunbo; SHEN Qinpeng; ZHANG Fengmei; WANG Jin; TANG Shiyun; ZHU Ruizhi; HE Pei; YANG Guangyu; LIU Zhihua
    Key Laboratory of Tobacco Chemistry of Yunnan Province, Research & Development Center, Yunnan Industrial Co., Ltd of CNTC, Kunming, P.R. China
    In order to evaluate the water retention of tobacco quickly and accurately, a model was developed based on water activity. Gibbs free energy change (GFEC) of tobacco was calculated according to thermodynamic correlation formula, and then the moisture ...
  7. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 11

    Investigation of gene expression profile of cells after e-cigarette and cigarette smoke exposure

    TIAN Yongfeng; DUAN Yuanxing; ZHAO Wei; YANG Ji; ZHAO Yang; ZHU Donglai; ZHANG Xia; GONG Xiaowei; HONG Liu; MIAO Mingming; YANG Liu; CHEN Yongkuan
    China Tobacco Yunnan Industrial Co., Ltd of CNTC, Technical and Research Center, Yunnan, P.R. China
    To evaluate the cellular damage caused by e-cigarettes (e-cigs) and combustible cigarettes with respect to inflammatory expression, comparative analysis between two types of e-cigs and three types of combustible cigarettes were conducted. The aerosol of ...
  8. 47th TWC, Tob. Work. Conf., 2016, abstr. 29

    Working towards an increased understanding of the genetics of soil-borne disease resistance in tobacco

    DRAKE K.(1); LEWIS R.S.(1); BAKAHER N.(2); GOEPFERT S.(2); PHILIPPON B.(2); MARK R.(2); PETERSON P.D.(3)
    (1) North Carolina State University, Raleigh NC USA; (2) Philip Morris International, Neuchatel, Switzerland; (3) Clemson University, Florence SC USA
    Black shank and bacterial wilt, caused by Phytophthora nicotianae and Ralstonia solanacearum, respectively, are the most important diseases affecting tobacco production in the United States. An increased understanding of the genetic systems controlling ...