Water Hammer Maximum Surge Pressure for Fluid Formula
|
| \(\large{ p_{spf} = \frac{ \alpha \; \Delta v_f \; \gamma_f }{ 144\; g } }\) |
| Symbol |
English |
Metric |
| \(\large{ p_{spf} }\) = maximum surge pressure for fluid |
\(\large{\frac{lbf}{in^2}}\) |
\(\large{Pa}\) |
| \(\large{ \Delta v }\) = fluid velocity change |
\(\large{\frac{ft}{sec}}\) |
\(\large{\frac{m}{s}}\) |
| \(\large{ g }\) = gravitational acceleration |
\(\large{\frac{ft}{sec^2}}\) |
\(\large{\frac{m}{s^2}}\) |
| \(\large{ \alpha }\) (Greek symbol alpha) = pressure wave velocity |
\(\large{\frac{ft}{sec}}\) |
\(\large{\frac{m}{s}}\) |
| \(\large{ \gamma_f } \) (Greek symbol gamma) = unit weight of fluid |
\(\large{\frac{lbm}{ft^3}}\) |
\(\large{\frac{N}{m^3}}\) |
