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Pressure drop

Pipe diameter

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Natural gas

LPG

Control valve size

Venturi tube

Orifice plate

Prandtl probe

Thermal energy

Reynolds number

Resistance coefficient K

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Pipe Flow Calculation | Pipe Pressure Drop Calculation

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    • Calculators

  • Pressure drop calculation
  • Pipe diameter calculation
  • Compressible air flow calculation
  • Natural gas pipe flow calculation
  • LPG - liquefied petroleum gas flow calculation
  • Control valve sizing calculation
  • Venturi tube flow calculation
  • Orifice plate flow calculation
  • Prandtl probe and Pitot tube flow calculation
  • Thermal energy calculation
  • Reynolds number calculation
  • Resistance coefficient K

    • Theory

  • Introduction
  • Density
  • Specific volume
  • Specific gravity
  • Density of fluid mixture
  • Density and partial pressure of component in gas mixture
  • Viscosity
  • Kinematic viscosity
  • Laminar and turbulent flow in pipe
  • Flow mean velocity
  • Reynolds number
  • General equation for flow of fluids
  • Static, dynamic and total pressure
  • Measurement of pressure
  • General energy equation - Bernoulli theorem
  • Friction factor
  • Compressible flow in pipe
  • Pressure drop equation in isothermal flow
  • Maximum flow of gases
  • Flow of steam
  • Calculation of the flow for the thermal transfer
  • Resistance coefficient K, equivalent length L/D
  • Flow coefficient, control valve sizing
  • Flashing and cavitation
  • Chocked flow
  • Natural gas control valve sizing
  • Gas pressure regulator sizing - flow coefficient Cg, Kg
  • Contraction and enlargement
  • Flow through nozzles and orifices
  • Discharge through valves, fittings and pipes

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    Pipe Flow Calculation | Pipe Pressure Drop Calculation