Table 4

Average Nusselt number and average skin friction coefficients for Al2O3 + H2O and Al2O3 + EG
Nanofluid Φ Nuavg Percentage increase in Nuavgat steady state Cfavg (103) Percentage increase in Cfavgat steady state
Al2O3 + H2O 0 11.7178 12.11% 4.4865 6.34%
Al2O3 + H2O 0.05 13.1371 4.7711
Al2O3 + EG 0 9.8380 23.16% 7.8077 5.06%
Al2O3 + EG 0.05 12.1162 8.2028

ε = 0.72, diameter of Cu powder = 470 μm, length of plate = 0.04 m, permeability = 7 × 10−9, T (ambient) = 293 K, Tw = 324 K, dp = 10 nm.

Uddin and Harmand

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

Open Data