Operational Characterization of Pressure Regulating Valves

Table 2

Coefficients of the equations used to estimate regulated pressure as a function of flow rate and inlet pressure.

Model	Equation coefficients					RMSE	Limits of use
							Q (m^3 h^−1)	Pin (kPa)
10 PSI							0.57 to 3.65	49.03 to 784.53
15 PSI							0.57 to 4.00	49.03 to 784.53
20 PSI							0.57 to 4.00	49.03 to 784.53