Cavitation Number Vapor Pressure
cavitation Number Vapor Pressure formula |
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\(\large{ p_v = p - \frac{ Ca \; \rho \; U^2 }{ 2 } }\) (Cavitation Number Vapor Pressure) \(\large{ p = \frac{ Ca \; \rho \; U^2 }{ 2 \; \left( 1 \;-\; \frac{U}{2} \right) } }\) \(\large{ Ca = \frac{ -\; 2 \; p \;+\; 2 \; p_v }{ \rho \; U^2 } }\) \(\large{ \rho = \frac{ 2 \; \left( p \;-\; p_v \right) }{ Ca \; U^2 } }\) \(\large{ U = \sqrt{ \frac{ 2\; \left( p \;-\; p_v \right) }{ Ca \; \rho } } }\) |
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| Symbol | English | Metric |
| \(\large{ p_v }\) = vapor pressure | \(\large{\frac{lbf}{in^2}}\) | \(\large{Pa}\) |
| \(\large{ p }\) = pressure | \(\large{\frac{lbf}{in^2}}\) | \(\large{Pa}\) |
| \(\large{ Ca }\) = Cavitation number | \(\large{ dimensionless }\) | |
| \(\large{ \rho }\) (Greek symbol rho) = density of fluid | \(\large{\frac{lbm}{ft^3}}\) | \(\large{\frac{kg}{m^3}}\) |
| \(\large{ U }\) = characteristic velocity | \(\large{\frac{ft}{sec}}\) | \(\large{\frac{m}{s}}\) |
