μo | cp | p > pb | \displaystyle \mu_o(p, T) = \mu_{ob} + 1.3449E-3 \cdot ( p - p_b) \cdot 10^A, A = c1 + c2 \cdot \log(\mu_{ob}) + c3 \cdot \big[ \log(\mu_{ob}) \big]^2 + c4 \cdot \left[ \log(\mu_{ob}) \right]^3 c_1 = -1.0146, \ c_2 = 1.3322 \ c_3 = -0.4876, \ c_4 = - 1.15036, c_5 =1.3449 \cdot 10^{-3} |
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where
\mu_{ob} | cp | oil viscosity at bubble point pressure pb |
p | psia | Fluid pressure |
p_b | psia | Bubble point pressure |
See Also
Petroleum Industry / Upstream / Petroleum Engineering / Subsurface E&P Disciplines / Reservoir Engineering (RE) / PVT correlations / Oil correlations
[ Petrosky–Farshad (1993) oil correlations ]