The table below shows the list of the popular dimensionless numbers related to heat transfer.
Nusselt Number | LaTeX Math Inline |
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body | --uriencoded--\displaystyle %7B\rm Nu%7D =\frac%7BU \cdot L%7D%7B\lambda %7D |
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| characterizes heat exchange rate with fluid convection |
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Biot Number | LaTeX Math Inline |
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body | --uriencoded--\displaystyle %7B\rm Bi%7D =\frac%7BU \cdot L%7D%7B\lambda %7D |
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|
| characterizes heat exchange rate with solid bodies |
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Prandtl number | LaTeX Math Inline |
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body | --uriencoded--\displaystyle %7B\rm Pr%7D = \frac%7B\nu%7D%7Ba%7D |
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|
|
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Grasgof characterizes fluid in terms of its ability to develop heat convection against heat conduction |
Grashof number | LaTeX Math Inline |
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body | --uriencoded--\displaystyle %7B\rm Gr%7D = |
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|
|
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...Raley \frac%7Bg \, \beta \, \Delta T \, L%5e3%7D%7B\nu%5e2%7D |
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| characterizes the natural heat convection due to gravity |
Rayleigh number | LaTeX Math Inline |
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body | --uriencoded--\displaystyle %7B\rm Ra%7D = |
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|
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...%7B\rm Gr%7D \cdot %7B\rm Pr%7D |
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| characterizes the natural heat convection due to gravity |
Fourier number | LaTeX Math Inline |
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body | --uriencoded--\displaystyle %7B\rm Fo%7D = \frac%7Ba \cdot t%7D%7BL%5e2%7D |
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|
| dimensionless time |
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See also
...
Physics / Thermodynamics / Heat Transfer
[ Nusselt Number (Nu) ][ Prandtl number (Pr) ] [ Fourier number (Fo) ]