Research Article

Free Convection Heat Transfer in Composite Enclosures with Porous and Nanofluid Layers

Table 2

Grid sensitivity check for the enclosure I and enclosure II at , , , and .

Grid size

2.49536.2870
2.50236.2710
2.50516.2646
2.50666.2611
2.50746.2590
2.50806.2579
2.52836.2139
2.52876.2134
2.52886.2128
2.54876.1706
2.54856.1705