%0 Journal Article %A T. V. S. Sekhar and B. Hema Sundar Raju %D 2012 %J International Journal of Physical and Mathematical Sciences %B World Academy of Science, Engineering and Technology %I Open Science Index 68, 2012 %T Fourth Order Accurate Free Convective Heat Transfer Solutions from a Circular Cylinder %U https://publications.waset.org/pdf/13832 %V 68 %X Laminar natural-convective heat transfer from a horizontal cylinder is studied by solving the Navier-Stokes and energy equations using higher order compact scheme in cylindrical polar coordinates. Results are obtained for Rayleigh numbers of 1, 10, 100 and 1000 for a Prandtl number of 0.7. The local Nusselt number and mean Nusselt number are calculated and compared with available experimental and theoretical results. Streamlines, vorticity - lines and isotherms are plotted. %P 1032 - 1036