Formula 5.54
Euler number
Input(s)
$\rho$: Density of Fluid $\left(\mathrm{kg} / \mathrm{m}^{3}\right)$
Pu: Upstream Pressure $\left(\mathrm{kg} / \mathrm{ms}^{2}\right)$
Pd: Downstream Pressure $\left(\mathrm{kg} / \mathrm{ms}^{2}\right)$
V: Velocity of Flow $(\mathrm{m} / \mathrm{s})$
Output(s)
Eu: Euler Number (dimensionless)
Formula(s)
$$ E u=(P u-P d) * \frac{1.0}{\frac{1}{2} * \rho * V^{2}} $$
Reference(s)
Wikipedia.org.