Description:

PressureGradientHarBrown - Pressure gradient for multiphase pipe flow by Hagedorn and Brown correlation with Griffith modification , [psi/ft]. It was developed for vertical, upward flow and is recommended only for near-vertical wellbores.

Excel Function Syntax:

PressureGradientHarBrown(Ql, Rho_l, Ul, Qg, Ug, SGgas, zFactor, IFTgl, pipeID, pipeRoughness, P, T)

Online Calculator:

Parameter Value Description
Ql Liquid rate, [bbl/d]
Rho_l Liquid density, [lb/ft3]
Ul Liquid viscosity, [cP]
Qg Gas rate, [mmscf/d]
Ug Gas viscosity, [cP]
SGgas Gas specific gravity (air=1.0)
zFactor Gas compressibility factor (Z), [dimensionless]
IFTgl Liquid-gas interfacial (surface) tension, [dynes/cm]
pipeID Pipe inner diameter, [in]
pipeRoughness Pipe relative roughness, [dimensionless]
P Pressure, [psia]
T Temperature, [degF]
Result

All functions from PipeFlow category

# Function Description
1 PressureGradientBeggsBrill Pressure gradient for multiphase pipe flow by Beggs and Brill correlation, [psi/ft] It can be applied for any wellbore inclination and flow direction.
2 InletPressureBeggsBrill Inlet pipe pressure for multiphase pipe flow by Beggs and Brill correlation, [psia]. It can be applied for any wellbore inclination and flow direction.
3 OutletPressureBeggsBrill Outlet pipe pressure for multiphase pipe flow by Beggs and Brill correlation, [psia]. It can be applied for any wellbore inclination and flow direction.
4 PressureGradientGray PressureGradientGray - Pressure gradient for multiphase pipe flow by Gray correlation, [psi/ft] It is commonly used for gas wells that are also producing liquid.
5 InletPressureGray Inlet pressure for multiphase pipe flow by Gray correlation, [psia] It is commonly used for gas wells that are also producing liquid.
6 OutletPressureGray Outlet pressure for multiphase pipe flow by Gray correlation, [psia] It is commonly used for gas wells that are also producing liquid.
7 PressureGradientHarBrown PressureGradientHarBrown - Pressure gradient for multiphase pipe flow by Hagedorn and Brown correlation with Griffith modification , [psi/ft]. It was developed for vertical, upward flow and is recommended only for near-vertical wellbores.
8 InletPressureHarBrown Inlet pressure for multiphase pipe flow by Hagedorn and Brown correlation, [psia]. It was developed for vertical, upward flow and is recommended only for near-vertical wellbores.
9 OutletPressureHarBrown Outlet pressure for multiphase pipe flow by Hagedorn and Brown correlation, [psia]. It was developed for vertical, upward flow and is recommended only for near-vertical wellbores.
10 ReynoldsNumberGas Reynolds number for single phase pipe flow of gas (compressible fluid), [dimensionless]
11 InletPipePressureGas Inlet pipe pressure for single phase pipe flow of gas (compressible fluid), [psia]
12 OutletPipePressureGas Outlet pipe pressure for single phase pipe flow of gas (compressible fluid), [psia]
13 ReynoldsNumberLiquid Reynolds number for single phase pipe flow of incompressible, Newtonian fluid, [dimensionless]
14 FrictionPressureDropLiquid Frictional pressure drop from Fanning equation; Single-phase flow of an incompressible, Newtonian fluid, [psi]
15 PotentialEnergyPressureDropLiquid Potential energy pressure drop; Single-phase flow of an incompressible, Newtonian fluid, [psi]
16 InletPipePressureLiquid Inlet pipe pressure for single phase pipe flow of incompressible, Newtonian fluid, [psia]
17 OutletPipePressureLiquid Outlet pipe pressure for single phase pipe flow of incompressible, Newtonian fluid, [psia]