Nusselt number surface-air

Symbol
$\mathrm{Nu}_{prot}$
Formulae
$0.36 \left(\frac{0.645 \mathrm{Ra}_{prot}^{0.1667}}{\left(0.720973234034779 \left(\frac{1}{\mathrm{Pr}_{air}}\right)^{0.5625} + 1\right)^{0.2963}} + 1\right)^{2}$
Related
$\mathrm{Pr}_{air}$
$\mathrm{Ra}_{prot}$
Used in
$h_{conv_{sa}}$