AGA 10

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Speed of Sound in Natural Gas and Other Related Hydrocarbon Gases

This standard calculates several thermodynamic and physical properties including the speed of sound in the gas at flowing conditions.



Configuration


OptionSetting
Composition Input Type
Calculate Critical Flow Factor
Neo-Pentane Options
Enforce Composition Limits

Inputs


Field NameUnitsValue
Methane (Unnormalised)
Ethane (Unnormalised)
Propane (Unnormalised)
iButane (Unnormalised)
nButane (Unnormalised)
iPentane (Unnormalised)
nPentane (Unnormalised)
neoPentane (Unnormalised)
Hexane (Unnormalised)
Heptane (Unnormalised)
Octane (Unnormalised)
Nonane (Unnormalised)
Decane (Unnormalised)
Hydrogen (Unnormalised)
Nitrogen (Unnormalised)
CarbonDioxide (Unnormalised)
Hydrogen Sulphide (Unnormalised)
Water (Unnormalised)
Helium (Unnormalised)
Oxygen (Unnormalised)
CarbonMonoxide (Unnormalised)
Argon (Unnormalised)
Upstream Temperature (t1)
Upstream Pressure (p1)
Standard Temperature
Standard Pressure

Results


DescriptionUnitsActual
Composition Sum (Unnormalised)
Upstream Density
Upstream Compression Factor
Stream Molar Density
Standard Density
Standard Compression Factor
Standard Molar Density
Supercompressibility
Molecular Weight
Relative Density Ideal
Relative Density Real
Ideal Gas Specific Enthalpy
Real Gas Specific Enthalpy
Real Gas Specific Entropy
Ideal Constant Pressure Heat Capacity
Real Constant Pressure Heat Capacity
Real Constant Volume Heat Capacity
Heat Ratio
Speed of Sound
Isentropic Exponent



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TEST DATE:17/12/2017 19:34:44