Linear and non-linear stability limits for centrifugal convection in an anisotropic layer

S Saravanan, D Brindha - International Journal of Non-Linear Mechanics, 2011 - Elsevier
This paper finds stability limits for the onset of convection in a fluid saturated porous layer
subject to alternating directions of centrifugal acceleration. The layer is homogeneous but …

Stability of free convection in a narrow porous layer subject to rotation

P Vadasz - International communications in heat and mass transfer, 1994 - Elsevier
The stability and onset of convection in a narrow, fluid saturated porous layer subject to a
centrifugal body force due to rotation is investigated analytically. The marginal stability …

Convection and stability in a rotating porous layer with alternating direction of the centrifugal body force

P Vadasz - International journal of heat and mass transfer, 1996 - Elsevier
An alternating direction of the centrifugal body force results when the axis of rotation is
placed within the boundaries of a rotating fluid saturated porous layer. The onset of thermal …

Stability and stationary convection induced by gravity and centrifugal forces in a rotating porous layer distant from the axis of rotation

P Vadasz, S Govender - International Journal of Engineering Science, 2001 - Elsevier
The stability and onset of stationary convection in a rotating fluid saturated porous layer
placed at an arbitrary positive distance from the rotation axis and subject to gravity and …

Oscillatory convection induced by gravity and centrifugal forces in a rotating porous layer distant from the axis of rotation

S Govender - International journal of engineering science, 2003 - Elsevier
The linear stability theory is used to investigate analytically the effects of gravity on
centrifugally driven convection in a rotating porous layer offset from the axis of rotation. The …

Centrifugal acceleration induced convection in a magnetic fluid saturated anisotropic rotating porous medium

S Saravanan - Transport in porous media, 2009 - Springer
A theoretical investigation is made to study the influence of magnetic field on the onset of
convection induced by centrifugal acceleration in a magnetic fluid filled porous medium. The …

Onset of centrifugal convection in a magnetic-fluid-saturated porous medium

S Saravanan, H Yamaguchi - Physics of Fluids, 2005 - pubs.aip.org
This paper concerns the influence of magnetic field on the onset of centrifugal convection in
a magnetic-fluid-filled differentially heated porous layer placed in zero-gravity environment …

On the effect of anisotropy on the stability of convection in rotating porous media

S Govender - Transport in porous media, 2006 - Springer
We investigate natural convection in an anisotropic porous layer subjected to centrifugal
body forces. The Darcy model (including centrifugal and permeability anisotropy effects) is …

Modulated centrifugal convection in a vertical rotating porous layer distant from the axis of rotation

BS Bhadauria, A Khan - Transport in porous media, 2009 - Springer
The effect of rotation speed modulation on the onset of centrifugally driven convection has
been studied using linear stability analysis. Darcy flow model with zero-gravity is used to …

Effect of anisotropy on stability of convection in a rotating porous layer distant from the center of rotation

S Govender - Journal of Porous Media, 2006 - dl.begellhouse.com
ABSTRACT We investigate Rayleigh-Benard convection in an anisotropic porous layer
subjected to centrifugal body forces and offset from the center of rotation. The Darcy model …