Table 2

Nusselt number values for wall temperatures with permeability = 1.4683 × 109and 1/Da = 2.8605 × 106
Plate temperature Tw (K) RaK Nu Nuavg Nu/RaK0.5 Nu/RaK0.5[[1,2,3-,4]]
303 69.5325 3.6319 6.6569 0.4356 ≈0.44
313 139.0649 5.0880 8.959 0.4315 0.44
323 208.5974 6.2634 10.5969 0.4337 0.44
333 278.1298 7.2200 11.8779 0.4329 0.44
353 417.2597 8.8231 13.8479 0.4320 0.44
373 556.2597 10.1248 15.3437 0.43 0.44

Diameter of glass bead (porous media) = 1 mm, length of plate = 0.1 m, permeability = 1.4683 × 10−9, 1/Da = 2.8605 × 106, T (ambient) = 293 K.

Uddin and Harmand

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

Open Data