Study of Heat Transport in Benard-Darcy Convection with g-Jitter and Thermo-Mechanical Anisotropy in Variable Viscosity Liquids

被引:13
|
作者
Siddheshwar, P. G. [2 ]
Vanishree, R. K. [1 ]
Melson, Anthony Christy [1 ]
机构
[1] Maharanis Sci Coll Women, Dept Math, Bangalore 560001, Karnataka, India
[2] Bangalore Univ, Dept Math, Bangalore 560001, Karnataka, India
关键词
Temperature-dependent viscosity; Gravity modulation; Anisotropy; Porous medium; Ginzburg-Landau Model; TEMPERATURE-DEPENDENT VISCOSITY; POROUS LAYER; GRAVITY MODULATION; NATURAL-CONVECTION; LINEAR-STABILITY; ONSET; BIOCONVECTION; FLUID; MICROORGANISMS; SUSPENSION;
D O I
10.1007/s11242-011-9901-z
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
The effects of temperature-dependent viscosity, gravity modulation and thermo-mechanical anisotropies on heat transport in a low-porosity medium are studied using the Ginzburg-Landau model. The effect of gravity modulation is to decrease the Nusselt number, Nu and variable viscosity leads to increase in Nu. The thermo-mechanical anisotropies have opposite effect on Nu with thermal anisotropy decreasing the heat transport.
引用
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页码:277 / 288
页数:12
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