Hydraulic Efficiency
Hydraulic efficiency, abbreviated as \(n_h\), a dimensionless number, is the ratio of hydrodynamic energy in the form of fluid to the amount of mechanical energy delivered to the rotor.
Hydraulic Efficiency Formula |
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\(\large{ n_h = \frac{ Q_a \; 100 }{ Q_t } }\) | ||
Symbol | English | Metric |
\(\large{ n_h }\) = hydraulic efficiency | \(\large{dimensionless}\) | |
\(\large{ Q_a } \) = actual flow rate output | \(\large{\frac{ft^3}{sec}}\) | \(\large{\frac{m^3}{s}}\) |
\(\large{ Q_t }\) = theoretical flow rate | \(\large{\frac{ft^3}{sec}}\) | \(\large{\frac{m^3}{s}}\) |