Journal of Nanomaterials / 2016 / Article / Tab 5

Review Article

Critical Review on Nanofluids: Preparation, Characterization, and Applications

Table 5

Theoretical models for predicting the Nusselt number.

Author ()CorrelationRemarks

Pak and Cho [74]Nu = 0.021 Re0.8 Pr0.4For Al2O3 and TiO2
Duangthongsuk and Wongwises [78]Nu = 0.074 Re0.707 Pr0.385 Ø0.074For TiO2
El Bécaye Maïga et al. [79]Nu = 0.086 Re0.55 Pr0.5For Al2O3-water, Al2O3-EG, and constant heat flux
Das et al. [80]Nu = Re Pr0.4c & m depend on the volume fraction

: complex amplitude ratio.

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