Undersaturated oil viscosity	μ_o	cp	p > p_b	$\begin{array}{l}\displaystyle \mu_o(p) = \mu_{ob} + c_1 \, (p-p_b) \, \big [ c_2 \, \mu_{ob}^{c_3} + c_4 \, \mu_{ob}^{c_5} \big ]\end{array}$ $\begin{array}{l}c_1 = 0.001, \ c_2 = 0.024, \ c_3 = 1.6, \ c_4 = 0.038, \ c_5 = 0.56\end{array}$

where

$\begin{array}{l}\mu_{ob}\end{array}$	cp	oil viscosity at bubble point pressure p_b
$\begin{array}{l}p\end{array}$	psia	Fluid pressure
$\begin{array}{l}p_b\end{array}$	psia	Bubble point pressure

References

Page tree