Difference between revisions of "Beggs and Robinson Oil Viscosity correlation"
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Dead oil viscosity: | Dead oil viscosity: | ||
| − | :<math>\mu_{od} = 10^X-1</math | + | :<math>\mu_{od} = 10^X-1</math> |
where: | where: | ||
| Line 27: | Line 27: | ||
Undersaturated oil viscosity: | Undersaturated oil viscosity: | ||
| − | :<math>\mu_{o} = \mu_{os} (P/P_b)^m </math> | + | :<math>\mu_{o} = \mu_{os} (P/P_b)^m </math><ref name=VB1980> |
where: | where: | ||
| Line 34: | Line 34: | ||
=== Discussion === | === Discussion === | ||
| − | |||
=== Application range === | === Application range === | ||
=== Nomenclature === | === Nomenclature === | ||
| − | + | :<math> P </math> = pressure, psia | |
| − | + | :<math> P_{b} </math> = bubble point pressure, psia | |
| − | + | :<math> R_s </math> = oil gas ration, scf/stb | |
| − | :<math> P </math> = pressure, | + | :<math> SG_o </math> = oil specific gravity, dimensionless |
| − | :<math> P_{ | + | :<math> T </math> = temperature, °F |
| − | :<math> R_s </math> = oil gas ration, | + | |
| − | :<math> | + | :<math> /mu </math> = viscosity, cP |
| − | :<math> T </math> = temperature, | ||
| − | :<math> | ||
=== References === | === References === | ||
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}}</ref> | }}</ref> | ||
| − | <ref name= | + | <ref name=VB1980> |
{{cite journal | {{cite journal | ||
|last1= Vazquez |first1=M. | |last1= Vazquez |first1=M. | ||
Revision as of 10:05, 25 July 2017
Contents
Brief
Beggs - Robinson is an empirical correlation for the oil viscosity published in 1975 [1].
Math & Physics
Dead oil viscosity:
where:
Saturated oil viscosity:
where:
Undersaturated oil viscosity:
Cite error: Closing </ref>missing for<ref>tag
- ↑ Cite error: Invalid
<ref>tag; no text was provided for refs namedBR1975 - ↑
Vazquez, M.; Beggs, H.D. (1980). "Correlations for Fluid Physical Property Prediction."
. Society of Petroleum Engineers (SPE-6719-PA).
