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Empirical equation, which relates the head loss, or pressure loss
, due to friction along a given the pipe length of pipe to the average velocity velocity LaTeX Math Inline body \displaystyle \frac{dp}{dl}
of the fluid flow for an incompressible fluid: LaTeX Math Inline body u
LaTeX Math Block | ||||
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| ||||
\frac{dp}{dl} = - \frac{ f \, \rho \, v^2u^2 \, }{2 d} |
where
| Darcy friction factor | ||||
| fluid density | ||||
| pipe diameter |
See also
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