FINITE ELEMENT SOLUTION OF HYDROMAGNETIC AXISYMMETRIC FLOW AND HEAT TRANSFER OVER A NONLINEARLY SHRINKING SHEET

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Chandaneswar Midya

Abstract

In this paper, an axisymmetric flow and heat transfer of electrically conducting fluid over a nonlinearly shrinking surface in the presence of magnetic field and suction at the surface is investigated numerically. The shrinking velocity as well as suction at the sheet are assumed to follow the power law of radial distance. A magnetic field is applied normal to the sheet. The governing boundary layer PDEs in cylindrical polar coordinates are reduced into highly nonlinear ordinary differential equations by a similarity transformation. The reduced ODEs are then solved numerically by finite element method for power-law temperature boundary conditions. It is found that radial velocity is decreased with the increase in magnetic field strength and suction at the surface. It is also observed that the thermal boundary layer thickness decreases with the increase in magnetic field strength, suction parameter, power-law index for shrinking velocity and Prandtl number. On the other hand, the thermal boundary layer thickness is increased for increasing values of power-law index for temperature.  

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How to Cite
Midya, C. (2013). FINITE ELEMENT SOLUTION OF HYDROMAGNETIC AXISYMMETRIC FLOW AND HEAT TRANSFER OVER A NONLINEARLY SHRINKING SHEET. Journal of Global Research in Mathematical Archives(JGRMA), 1(4), 21–30. Retrieved from https://jgrma.com/index.php/jgrma/article/view/48
Section
Research Paper
Author Biography

Chandaneswar Midya, Ghatal R S Mahavidyalaya

Dr. Midya obtained his M. Sc. from Jadavpur University, Kolkata in 1997 and is awarded Ph D from Burdwan University in 2008 on numerical study of viscous flows with separation. He joined in the department of Mathematics, Sripat Singh College, Jiaganj, Murshidabad, West Bengal as an Assistant Professor in the year 2002. Presently, He is working in the Department of Mathematics, Ghatal Rabindra Satabarsiki Mahavidyalaya, Paschim Medinipur as an Assistant Professor. His present research includes boundary Layer flow, heat and mass transfer, channel flows. 

References

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