Search Results

60 results

  1. CORESTA Meeting, Smoke Science/Product Technology, 2021, Online, ST 10

    Modelling and simulation of electromagnetic heating smoking set with multi physical field

    BAO Jun(1); HAN Jingmei(2); LI Zhiqiang(2); ZHANG Jianming(3); LEI Ping(2); SHANG Shanzhai(2); YE Bo(1); MA Jun(1); LI Bin(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
    In heat-not-burn cigarettes, electromagnetic heating has the advantages of uniform heating and fast heating speed compared with traditional resistance plate heating. However, there are still some problems in domestic electromagnetic heating smoking...
  2. 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...
  3. CORESTA Meeting, Smoke Science/Product Technology, 2021, Online, ST 13

    Numerical simulation of smoke flow field characteristics and temperature distribution of circumferential heated tobacco products

    SUN Zhiwei(1); DU Wen(1); WANG Zhiguo(1); WANG Wei(1); CHEN Jingbo(1); LUO Wei(1); WEN Jianhui(1); HUANG Ping(1); YIN Xinqiang(1); ZHANG Mingjian(2); LI Bin(2); HUANG Zhengwei(3); ZHANG Zhang(3); GUI Qinfeng(3); DAI Hongliang(3)
    (1) Technology Center, China Tobacco Hunan Industrial Co., Ltd, Changsha, China; (2) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, China; (3) College of Mechanical and Vehicle Engineering, Hunan University, Changsha, China
    Heated tobacco products have gradually become an important development direction and research hotspot of tobacco products because of their remarkable advantages in reducing the releases of harmful components. In order to carry out the research and...
  4. CORESTA Meeting, Smoke Science/Product Technology, 2021, Online, ST 26

    Key parameters affecting the release of aldehydes in e-cigarette aerosols

    FAN Meijuan; CUI Huapeng; PAN Lining; CHEN Li; GUO Junwei; ZHAO Le; WANG Hongbo; HUA Chenfeng; LIU Shaofeng
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, China
    In recent years, the sales of electronic cigarettes (e-cigarettes) have grown exponentially, and the aldehydes in e-cigarette aerosols have raised concerns. This study aims to investigate the effects of key parameters, the ratio of propylene glycol...
  5. CORESTA Meeting, Smoke Science/Product Technology, 2021, Online, ST 34

    Study of the interaction between aroma components and sweet taste characteristics of cigarettes by σ-τ model method

    LI Chao(1); LIU Jinyun(2); FAN Duoqing(1); CHEN Fangrui(1); HU Yan(1); WANG Meng(1); YE Ling(1); LIAO Tougen(1); LIU Xiuming(1); ZHANG Yipeng(1)
    (1) Cigarette Product Quality Test Center, Technology Center of China Tobacco Yunnan Industrial Co., Ltd, Kunming, China; (2) Yunnan Industrial Tobacco HI-TECH Material Co., Ltd, Kunming, China
    To investigate the correlations between the aroma substances in mainstream smoke and the sweet taste of cigarettes via analyzing the interaction mechanism between 12 fragrance materials and glucose, the sweet taste values of different concentration...
  6. CORESTA Meeting, Smoke Science/Product Technology, 2021, Online, ST 36

    Simultaneous detection of 35 organosulfur compounds in cigarette smoke by GC-MS/MS coupled with sulfur chemiluminescence detector

    QIN Yaqiong; LIU Ruihong; WANG Xiaoyu; XIE Fuwei; PAN Lining; CHEN Li; WANG Bing; YU Jingjing; CAI Junlan; LIU Shaofeng
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, China
    Organosulfur compounds are of great concern in food science because they play an important role in the flavour and taste of food due to their extremely low odour threshold levels and high sensory impact. They also exist in cigarette smoke, mainly in...
  7. CORESTA Meeting, Smoke Science/Product Technology, 2021, Online, ST 52

    A prediction model for lip sticking force of cigarette tipping paper based on friction coefficient and grammage

    YANG Ji; ZHU Ruizhi; ZHANG Tao; GUO Lijuan; LIU Chunbo; XIANG Nengjun; LIU Zhihua; MIAO Mingming
    China Tobacco Yunnan Industrial Co., Ltd of CNTC, R&D Center, Kunming, China
    To quickly and accurately determine the adhesive force of cigarette tipping paper to lips, a prediction method was proposed based on friction coefficient and grammage. A peel strength tester was used to measure the adhesive force between tipping...
  8. 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...
  9. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 15

    Crystal structure of nicotine gentisate and its permeability in pig buccal mucosa

    YANG Ji; MIAO Mingming; CHEN Yongkuan; LIU Zhihua; ZHAO Yang; WU Yiqin; LIU Chunbo; YANG Liu; ZHAO Hui; SHEN Qinpeng; DUAN Yuanxing; GONG Xiaowei
    R&D Center, China Tobacco Yunnan Industrial Co., Ltd., Kunming, P.R. China
    Nicotine compound salt has been widely concerned recently with the continuous expansion of the e-cigarette market. Synthetic nicotine organic acid salt or nicotine complex, instead of monomeric nicotine, is used in the formulation of the next...
  10. 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...