CALC : Flow : Flowrate 012 : API 14E Weymouth Equation Gas Flow Rate From Inlet and Outlet Pressure : Calculator

Description : Calculate the gas mole flow rate Q from the inlet pressure P1 and outlet pressure P2 using the Weymouth equation.

Discussion : The equation coefficient has been factored for SI values.

Figures :

• API 14E Recommended Practice For Design and Installation of Offshore Production Platform Piping Systems

Input Variables :

• L = Section Length
• P1 = Fluid Inlet Absolute Pressure
• P2 = Fluid Outlet Absolute Pressure
• S = Fluid Gas Specific Gravity
• T1 = Fluid Absolute Temperature
• Z = Fluid Dimensionless Compressibility Z Factor
• d = Section Internal Diameter

Output Variables :

• ΔPf = Fluid Friction Pressure Loss
• Q = Fluid Mole Flow Rate

Calculation :

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CALC : Flow : Flowrate 014 : API 14E Weymouth Equation Friction Pressure Loss From Gas Flow Rate : Calculator

Description : Calculate the friction pressure loss ΔPf from the inlet pressure P1 and the the gas mole flow rate Q using the Weymouth equation.

Discussion : The equation coefficient has been factored for SI values.

Figures :

• API 14E Recommended Practice For Design and Installation of Offshore Production Platform Piping Systems

Input Variables :

• L = Section Length
• P1 = Fluid Inlet Absolute Pressure
• Q = Fluid Mole Flow Rate
• S = Fluid Gas Specific Gravity
• T1 = Fluid Absolute Temperature
• Z = Fluid Dimensionless Compressibility Z Factor
• d = Section Internal Diameter

Output Variables :

• ΔPf = Fluid Friction Pressure Loss
• P2 = Fluid Outlet Absolute Pressure

Calculation :

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