A Three-Dimensional, Immersed Boundary, Finite Volume Method for the Simulation of Incompressible Heat Transfer Flows around Complex Geometries

Table 1

Comparison between the IBM and the benchmark (data) solutions for the natural convection simulation in a square cavity.

Ra
	IBM	data	IBM	data	IBM	data	IBM	data
	1.119	1.118	2.249	2.243	4.528	4.519	8.859	8.800
	3.645	3.649	16.220	16.178	34.755	34.730	64.854	64.630
	0.816	0.813	0.824	0.823	0.855	0.855	0.847	0.850
	3.732	3.697	19.766	19.617	68.709	68.590	219.696	219.360
	0.179	0.178	0.119	0.119	0.067	0.066	0.0418	0.0379