Page 82 - PVT Property Correlations
P. 82
60 PVT Property Correlations
3
V sc volume of gas at standard conditions (ft )
y i mole fraction of the components in the gas (fraction)
z gas deviation factor (dimensionless)
γ g specific gravity of gas (air 5 1.0)
3
ρ a density of air (lbm/ft )
3
ρ g Density of gas (lbm/ft )
REFERENCES
Ahmed, T., 2007. Equations of State and PVT Analysis Applications for Improved Reservoir
Modeling. Gulf Publishing Company, Houston, TX.
Al-Nasser, K.S., Al-Marhoun, M.A., 2012. Development of New Gas Viscosity Correlations.
Society of Petroleum Engineers, Richardson, TX, USA. Available from: https://doi.org/
10.2118/153239-MS.
Brill, J.P., Beggs, H.D., 1974. Two-Phase Flow in Pipes. University of Tulsa, INTERCOMP
Course, The Hague, The Netherlands.
Bicker, L.A., Katz, D.L., 1943. Viscosity of natural gases. Trans. AMIE 155, 754.
Burnett, R.R., 1979. Calculator gives compressibility factors. Oil Gas J. 70 74.
Carlile, R.E., Gillett, B.E., 1971. Digital solutions of an integral. Oil Gas J. 68 72.
Carr, N.L., Kobayashi, R., Burrows, D.B., 1954. Viscosity of hydrocarbon gases under pressure.
Trans. AIME 201, 264 272.
Comings, E.W., Mayland, B.J., Egly, R.S., 2007. The Viscosity of Gases at High Pressure.
University of Illinois, Chicago, USA, Bulletin Series No. 354.
Corredor, J.H., Piper, L.D., McCain Jr., W.D., 1992. Compressibility Factors for Naturally
Occurring Petroleum Gases (1992 Version). Society of Petroleum Engineers. Available
from: https://doi.org/10.2118/24864-MS.
De Ghetto, G., Paone, F., Villa, M. 1995. Pressure-volume-temperature correlations for heavy
and extra heavy oils. In: Paper SPE 30316-MS Presented at the International Heavy Oil
Symposium, Calgary, 19 21 June.
Dean, D.E., Stiel, L.I., 1965. The viscosity of nonpolar gas mixtures at moderate and high pres-
sures. AICHE J. 526 532.
Dempsey, J.R., 1965. Computer routine treats gas viscosity as a variable. Oil Gas J. 141.
Dindoruk, B., 2012. Development of a correlation for the estimation of condensate to gas ratio
(CGR) and other key gas properties from density data. Society of Petroleum Engineers.
Available from: https://doi.org/10.2118/160170-MS.
Dranchuk, P.M., Abou-Kassem, J.H., 1975. Calculation of z-factors for natural gases using equa-
tions of state. J. Can. Pet. Tech. 14, 34 36.
Dranchuk, P.M., Purvis, R.A., Robinson, D.B., 1974. Computer calculation of natural gas com-
pressibility factors using the Standing and Katz correlations. Institute of Petroleum
Technical Series, pp. 1 13, No. IP74-008.
Elechi, V.U., Ikiensikimama S.S., Azubuike I.I. 2015. A correlation for estimating gas compress-
ibility factor in the Niger delta. In: Festschrift for J. A. Ajienka, University of Port Harcourt,
Nigeria, pp. 137 148.
Elsharkawy, A.M., 2006. Efficient methods for calculations of compressibility, density and vis-
cosity of natural gases. JCPT 45 (6), 55 61.
Elsharkawy, A.M., Hashem, Y.S.K.S., Alikhan, A.A., 2000. Compressibility Factor for Gas
Condensates. Society of Petroleum Engineers. Available from: https://doi.org/10.2118/
59702-MS.