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Characterization of Cut Tobacco Size Distribution Based on Fractal Theory
Author(s): YU Na, SHEN Xiaofeng, XU Dayong, LI Huajie, CHANG Mingbin, DU Jinsong
Pages: 5-
8
Year: 2012
Issue:
4
Journal: Tobacco Science & Technology
Keyword: 烟丝结构; 分形维数; 特征尺寸; 端部落丝量;
Abstract: 为研究烟丝尺寸分布特性,推导了烟丝筛下累积质量百分比与分形维数的相关性方程,探讨了分形维数与端部落丝量的关系.结果表明:①根据粒度分形理论建立了烟丝尺寸分布分形模型,由该模型计算出的烟丝筛下累积质量百分比与实测值吻合程度较好(R2=0.9403),表明烟丝尺寸分布满足分形特性;②同种配方烟丝,分形维数越大,相同孔径筛网下烟丝比例越大,烟丝的特征尺寸越小;③端部落丝量M与烟丝分形维数D的相关性较好(...
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