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溶质在牛顿-微极分层流体中的分散
引用本文:陆章基.溶质在牛顿-微极分层流体中的分散[J].汕头大学学报(自然科学版),1989(1).
作者姓名:陆章基
作者单位:汕头大学数学系
摘    要:本文研究溶质在作圆管层流的牛顿—微极分层流体中的分散规律.在Taylor简化假定下导出速度、浓度和等效扩散系数的解析式,并作数值计算.分析外围层相对分子扩散系数、相对粘度和相对厚度等因素对分散过程的影响.

关 键 词:微段流体  分散  外围层效应  两相分层流  非牛顿流体

Dispersion of Soluble Matters in Newton-micropolar
Stratified Fluid Lu Zhangji.Dispersion of Soluble Matters in Newton-micropolar[J].Journal of Shantou University(Natural Science Edition),1989(1).
Authors:Stratified Fluid Lu Zhangji
Institution:Department of Mathematics
Abstract:The paper investigates the dispersion of solute in a pipe folw of Newton-micropolar stratified fluid. The analytical solutions to velocity,concentration and Taylor's equivalent diffusion coefficient is deducted from Taylor's simplified assumptions, and numerical calculations are made. The effects of various factors (relative molecular diffusion coefficient, relative viscosity, and relative thickness)of the peripheral layerupon the dispersion process are analyzed.
Keywords:Micropolar fluid  dispersion  Effects of peripheral layer  Two-phase straified flow  Non-Newtonian fluid  
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