Difference between revisions of "Valko - McCain bubble point pressure correlation"
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where: | where: | ||
− | :<math> z1 = -4.814074834 + 0.7480913 | + | :<math> z1 = -4.814074834 + 0.7480913 log(R_{sb}) + 0.1743556 log^2(R_{sb}) - 0.0206 log^3(R_{sb})</math> |
− | :<math> z2 = 1.27 - 0.0449 | + | :<math> z2 = 1.27 - 0.0449 Y_{oil_API}+ 0.000436 Y^2_{oil_API} - 0.00000476 Y^3_{oil_API}</math> |
− | :<math> z3 = 4.51 - 10.84 | + | :<math> z3 = 4.51 - 10.84 \times SG_{g} + 8.39 \times SG^2_{g} - 2.34 \times SG^3_{g}</math> |
:<math> z4 = -7.2254661 + 0.043155 \times T - 8.5548e-5 \times T^2 + 6.00696e-8 \times T^3</math> | :<math> z4 = -7.2254661 + 0.043155 \times T - 8.5548e-5 \times T^2 + 6.00696e-8 \times T^3</math> | ||
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:<math> P </math> = pressure, MPA | :<math> P </math> = pressure, MPA | ||
:<math> P_{bp} </math> = bubble point pressure, MPA | :<math> P_{bp} </math> = bubble point pressure, MPA | ||
+ | :<math> R_s </math> = oil gas ration, m3/m3 | ||
:<math> SG_g </math> = gas specific gravity, dimensionless | :<math> SG_g </math> = gas specific gravity, dimensionless | ||
:<math> T </math> = temperature, °R | :<math> T </math> = temperature, °R |
Revision as of 12:34, 13 June 2017
Contents
Brief
Valco - McCain correlation is ...
Math & Physics
where:
Discussion
Workflow
Application range
Nomenclature
- = pressure, MPA
- = bubble point pressure, MPA
- = oil gas ration, m3/m3
- = gas specific gravity, dimensionless
- = temperature, °R
- = oil API gravity, dimensionless
References
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has group attribute "" which does not appear in prior text.