Difference between revisions of "Velarde solution gas oil ratio correlation"
From wiki.pengtools.com
Line 12: | Line 12: | ||
where: | where: | ||
− | :<math>P_r = \frac{P}{P_{bp}}</math> | + | :<math>P_r = \frac{P-0.101}{P_{bp}}</math> |
A0 = 1.8653e-4<br/> | A0 = 1.8653e-4<br/> |
Revision as of 08:22, 28 September 2020
Brief
Velarde correlation is an empirical correlation for the solution gas oil ratio published in 1997. [1]
Math & Physics
where:
A0 = 1.8653e-4
A1 = 1.672608
A2 = 0.929870
A3 = 0.247235
A4 = 1.056052
B0 = 0.1004
B1 = -1.00475
B2 = 0.337711
B3 = 0.132795
B4 = 0.302065
C0 = 0.9167
C1 = -1.48548
C2 = -0.164741
C3 = -0.09133
C4 = 0.047094
Discussion
Why the Velarde correlation?
Application range
Nomenclature
- = coefficients
- = coefficients
- = coefficients
- = pressure, MPA
- = bubble point pressure, MPA
- = gas specific gravity, dimensionless
- = temperature, °R
- = oil API gravity, dimensionless
References
- ↑ 1.0 1.1 Velarde, J.; Blasingame, T. A.; McCain Jr., W. D. (1997). "Correlation of Black Oil Properties At Pressures Below Bubble Point Pressure - A New Approach". Presented at the Annual Technical Meeting of CIM, Calgary, Alberta. Petroleum Society of Canada (PETSOC-97-93).