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67 results

  1. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 46

    Numerical simulation of cigarette smoking process

    LI Qiaoling(1); MA Pengfei(1); LIU Xiucai(1); HUANG Huizhen(1); LIN Yan(1); XU Hanchun(1); HUANG Chaozhang(1); ZHENG Quanxing(1); LI Yuefeng(1); CHEN Xiaodong(2); LI Bin(3)
    (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
    A comprehensive two-dimensional (2D) mathematical model was developed to simulate the process of cigarette smoking. The developed model features four characteristics: (1) adopting kinetic models for water evaporation, tobacco pyrolysis and char oxidation; ...
  2. 45th TWC, Tob. Work. Conf., 2012, abstr. 22

    An advanced, continuous-stepping type, curing barn for energy saving

    WANG H.(1); XIE D.(2); YU C.(1); SHEN Y.(1); WANG X.(1); TONG X.(3)
    (1) China National Tobacco Corporation; (2) Henan Province Tobacco Corporation; (3) Fujian Province Tobacco Corporation, P.R. China
    Reference only. Abstract submission was on a voluntary basis. 2012-1-0447 WANG H. XIE D. YU C. SHEN Y. WANG X. TONG X. English China National Tobacco Corporation (CNTC) Henan Provincial Tobacco Company CNTC Fujian Industrial Co., Ltd. 45th TWC, Tob. Work. ...
  3. Tobacco Science & Technology, 2012, 10, p. 5-8, ISSN.1002-0861

    Effects of redrying means on processing quality of tobacco strips

    LI Shanlian(1); CHEN Liangyuan(*1); LI Huajie(2); LI Xinfeng(3); LIU Jiangsheng(2); CHANG Mingbin(2)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; (2) China Tobacco Fujian Industrial Co., Ltd., Xiamen 361022, Fujian, P.R. China; (3) Longyan Golden Leaf Redrying Co., Ltd., Longyan 364102, Fujian, P.R. China
    To overcome the shortcomings of current redrying technologies, such as larger standard deviation of moisture content, higher shrinkage rate of large strips, loss of tobacco aroma, etc., the strips redried by way of traditional apron conveyor redrying, ...
  4. Tobacco Science & Technology, 2012, 10, p. 68-72, ISSN.1002-0861

    Effects of topping and BSM on Burley tobaccos of different nicotine conversion rates

    LI Ying(1,2); SHU Junsheng3; SU Lei(1); HUANG Wenchang4; CHENG Xinsheng(*1)
    (1) Research Center of Tobacco and Health, University of Science and Technology of China, Hefei 230052, P.R. China; (2) Biological Science College, Anhui University, Hefei 230039, P.R. China; (3) Technology Center, China Tobacco Anhui Industrial Co., Ltd., Hefei 230088, P.R. China; (4) Burley Tobacco Experimental Station of CNTC, Wuhan 430030, P.R. China
    In order to reduce nicotine conversion rate and improve tobacco quality, burley tobacco B37 plants of different nicotine conversion rates were treated by two ways, topping only and topping followed by bionic signal molecule (BSM) application. The activity ...
  5. Tobacco Science & Technology, 2012, 10, p. 9-12, ISSN.1002-0861

    Intrinsic quality evaluation of tipping paper by FT-NIR spectroscopy pattern recognition

    ZHANG Dingfang; LIU Zechun; ZHANG Tinggui
    Technology Center, China Tobacco Fujian Industrial Co., Ltd., Xiamen 361022, Fujian, P.R. China
    In order to evaluate the consistency of its intrinsic quality, tipping paper was scanned by NIR optical fiber diffuse reflection technology, the obtained spectrum was processed by Standard Normal Variation (SNV) and first differential, then the features ...
  6. Tobacco Science & Technology, 2012, 11, p. 13-16, ISSN.1002-0861

    Application of digital image analysis in determination of strip structure

    XU Dayong(1); Yu Na(1); DENG Guodong(1); LI Shanlian(1); SHEN Xiaofeng(2); JIANG Linzhong(3); LI Xinfeng(3); JIANG Huanyuan(4); DU Jinsong(*1)
    (1) Key Laboratory of Tobacco Processing Technology of CNTC, Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; (2) Hongyun Honghe Tobacco (Group) Co., Ltd., Kunming 650202, P.R. China; (3) Longyan Golden Leaf Redrying Co., Ltd., Longyan 364102, Fujian, P.R. China; (4) China Tobacco Fujian Industrial Co., Ltd., Xiamen 364022, Fujian, P.R. China
    A new method for determining strip structure with digital image analysis was discussed. The results showed that: 1) digital image analysis method could be used to determine strip structure; the test precision of the method ranged from 1.31 to 31.91 mm 2, ...
  7. Tobacco Science & Technology, 2012, 4, p. 5-8, ISSN.1002-0861

    Characterization of cut tobacco size distribution based on fractal theory

    YU Na(1); SHEN Xiaofeng(2); XU Dayong(1); LI Huajie(3); CHANG Mingbin(3); DU Jinsong(1)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; (2) Technology Center of Hongyun Honghe Tobacco (Group) Co., Ltd., Kunming 650202, P.R. China; (3) Technology Center of China Tobacco Fujian Industrial Co., Ltd., Xiamen 361004, Fujian, P.R. China
    In order to study the characteristics of cut tobacco size distribution, the correlation equation of accumulative mass percentage of cut tobacco under test sieve versus fractal dimension was derived, and the relationship between loss of tobacco from ...
  8. TSRC, Tob. Sci. Res. Conf., 2011, 65, abstr. 77

    The evolution of moisture, temperature and density of cut tobacco and shrinkage characteristics during cylinder drying.

    WENKUI ZHU(1); CHUANFANG YU(1); LIANGYUAN CHEN(1); BIN LI(1); QIANG ZEN(2); HONGTAO LI(3)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R. China; (2) Fujian Tobacco Co., Xiamen, Fujian, P.R. China; (3) Shandong Tobacco Co., Qingdao, Shandong, P.R. China
    Cylinder drying is the widely used dehydration method in tobacco primary process. During cylinder drying, the temperature and moisture evolution of cut tobacco could modify physical structure properties of the materials, which would influence the final ...
  9. Tobacco Science & Technology, 2011, 2, p. 25-34., ISSN.1002-0861

    Advance in product harm reduction in tobacco industry: a review

    LIU LI-QUAN(1); ZHOU YA-NING(1); GONG AN-DA(2)
    1. Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou 450001, P.R. China; 2. Technology Center, China Tobacco Fujian Industrial Co., Ltd., Xiamen 361004, Fujian, P.R. China
    The progress in products’ harm reduction in tobacco industries at home and abroad since 2004 was reviewed in terms of cigarette blend, processing technology and auxiliary materials, especially in processing technology. It was believed that harmful ...
  10. Tobacco Science & Technology, 2011, 8, p. 44-47., ISSN.1002-0861

    Fast analysis of 7 volatile phenols in mainstream cigarette smoke with ultra performance liquid chromatography

    HUANG CHAO-ZHANG
    Technology Center of China Tobacco Fujian Industrial Corporation, Xiamen 361022, Fujian, P.R. China
    In order to rapidly and accurately determine the hydroquinone, catechol, resorcinol, phenol, 4-cresol, 2-cresol and 3-cresol in cigarette smoke, a method for simultaneously determining the seven volatile phenols in mainstream cigarette smoke with ultra ...