Water Hammer Pressure Increase

on . Posted in Fluid Dynamics

Tags: Water Hammer

 

Water Hammer Pressure Increase Formula

\(\large{ WH_{pi} =  \frac{ \rho \; v \; \Delta v }{ 2 \; g }  }\)     (Water Hammer Pressure Increase)

\(\large{ \rho =  \frac{ 2 \; g \; WH_{pi} }{ v \; \Delta v }  }\)

\(\large{ v =  \frac{ 2 \; g \; WH_{pi} }{ \rho \; \Delta v }  }\)

\(\large{ \Delta v =  \frac{ 2 \; g \; WH_{pi} }{ \rho \; v }  }\)

\(\large{ g =  \frac{ \rho \; v \; \Delta v }{ 2 \; WH_{pi} }  }\)

Symbol English Metric
\(\large{ WH_{pi}  }\) = water hammer pressure increase \(\large{\frac{lbf}{in^2}}\) \(\large{Ps}\)
\(\large{ \rho }\) (Greek symbol rho) = density of fluid \(\large{\frac{lbm}{ft^3}}\) \(\large{\frac{kg}{m^3}}\)
\(\large{ v }\) = velocity of fluid \(\large{\frac{ft}{sec}}\) \(\large{\frac{m}{s}}\)
\(\large{ \Delta v }\) = velocity change of fluid \(\large{\frac{ft}{sec}}\) \(\large{\frac{m}{s}}\)
\(\large{ g }\) = gravitational acceleration \(\large{\frac{ft}{sec^2}}\) \(\large{\frac{m}{s^2}}\)

 

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Tags: Water Hammer