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(1) |
\epsilon = \begin{cases}
1, & \mbox{if } \ {\rm Ra} < 10^3
\\
0.18 \cdot {\rm Ra}^{0.25}, & \mbox{if } \ {\rm Ra} > 10^3
\end{cases} |
|
(2) |
\epsilon = \begin{cases}
1, & \mbox{if } \ {\rm Ra} < 10^3
\\
0.105 \cdot {\rm Ra}^{0.3}, & \mbox{if } \ 10^3 < {\rm Ra} < 10^6
\\
0.4 \cdot {\rm Ra}^{0.2}, & \mbox{if } \ {\rm Ra} > 10^6
\end{cases} |
|
See also
Physics / Thermodynamics / Heat Transfer / Heat Transfer Coefficient (HTC) / Heat Transfer Coefficient (HTC) @model
[ Rayleigh number ]