Difference between revisions of "Gas compressibility factor"

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== Gas compressibility factor ==
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== Standing and Katz gas compressibility factor ==
  
 
[[gas compressibility factor]] is the ratio of the [[Real Gas]] volume to the [[Ideal Gas]] volume, which is a measure of the amount that the gas deviates from the perfect behavior.
 
[[gas compressibility factor]] is the ratio of the [[Real Gas]] volume to the [[Ideal Gas]] volume, which is a measure of the amount that the gas deviates from the perfect behavior.
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Revision as of 11:58, 5 October 2020

Standing and Katz gas compressibility factor

gas compressibility factor is the ratio of the Real Gas volume to the Ideal Gas volume, which is a measure of the amount that the gas deviates from the perfect behavior.

 z = \frac{Actual\ volume\ of\ gas\ at\ specified\ T\ and\ P}{Ideal\ volume\ of\ gas\ at\ same\ T\ and\ P} [1]
Z factor in the PVT Tool at www.pengtools.com

Discussion

Dranchuk correlation is the default correlation for the gas compressibility factor in the PVT tool.

Nomenclature

 P = Pressure, psia
 T = Temperature, °R
 z = Gas compressibility factor, dimensionless

See also

Ideal Gas
Real Gas
gas compressibility factor
EOS

References

  1. Fanchi, John R. (2006). Petroleum Engineering Handbook, Volume I: General Engineering. 1. SPE. ISBN 978-1-55563-108-6.