Table 1

Nusselt number values for wall temperatures with permeability = 1.2 × 109and 1/Da = 3.375 × 106
Plate temperature Tw (K) RaK Nu Nuavg Nu/RaK0.5 Nu/RaK0.5[[1,2,3-,4]]
333 235.7341 6.6866 11.1941 0.4355 ≈0.44
353 353.6012 8.1777 13.1036 0.4349 0.44
373 471.4683 9.4101 14.5680 0.4344 0.44
393 589.3353 10.4920 15.7691 0.434 0.44

Diameter of glass bead (porous media) = 1 mm, length of plate = 0.1 m, permeability = 1.2 × 10−9, 1/Da = 3.375 × 106, T (ambient) = 293 K.

Uddin and Harmand

Uddin and Harmand Nanoscale Research Letters 2013 8:64   doi:10.1186/1556-276X-8-64

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