ValveKv
Calculates the valve flow coefficient (Kv) for single-phase liquid service per ANSI/ISA-75.01.01,
applying the choked-flow limit based on F_L and F_F.
Definition
Namespace: DWSIM.UnitOperations.UnitOperations
Assembly: DWSIM.UnitOperations (in DWSIM.UnitOperations.dll) Version: 10.0.0.0
The calculated Kv value (m³/h at 1 bar drop).
Assembly: DWSIM.UnitOperations (in DWSIM.UnitOperations.dll) Version: 10.0.0.0
C#
public double KvLiquid(
double Wi,
double P1,
double P2,
double rho,
double Pv,
double Pc
)VB
Public Function KvLiquid (
Wi As Double,
P1 As Double,
P2 As Double,
rho As Double,
Pv As Double,
Pc As Double
) As DoubleParameters
- Wi Double
- Mass flow rate in kg/h.
- P1 Double
- Inlet pressure in bar.
- P2 Double
- Outlet pressure in bar.
- rho Double
- Liquid relative density (specific gravity referenced to water at 15 °C).
- Pv Double
- Liquid vapour pressure at inlet temperature in bar.
- Pc Double
- Mixture critical pressure in bar.
Return Value
DoubleThe calculated Kv value (m³/h at 1 bar drop).