\rho_w^{\LARGE \circ} = \rho_w(P^{\LARGE \circ}, T^{\LARGE \circ}) | density of water phase at standard pressure P^{\LARGE \circ} and temperature T^{\LARGE \circ} |
\rho_o^{\LARGE \circ} = \rho_o(P^{\LARGE \circ}, T^{\LARGE \circ}) | density of oil phase at standardpressure P^{\LARGE \circ} and temperature T^{\LARGE \circ} |
\rho_g^{\LARGE \circ} = \rho_g(P^{\LARGE \circ}, T^{\LARGE \circ}) | density of gas phase at standard pressure P^{\LARGE \circ} and temperature T^{\LARGE \circ} |
\rho_w = \rho_w(P, T) | density of water phase at arbitrary pressure P and temperature T |
\rho_o = \rho_o(P, T) | density of oil phase at arbitrary pressure P and temperature T |
\rho_g = \rho_g(P, T) | density of gas phase at arbitrary pressure P and temperature T |
B_w = B_w(P,T) = \frac{\rho_w^{\LARGE \circ}}{\rho_w} = \frac{V_w}{V_w^{\LARGE \circ}} | FVF of water phase at arbitrary pressure P and temperature T |
B_o = B_o(P,T) = \frac{\rho_o^{\LARGE \circ}}{\rho_o} = \frac{V_o}{V_o^{\LARGE \circ}} | FVF of oil phase at arbitrary pressure P and temperature T T |
B_g = B_g(P,T) = \frac{\rho_g^{\LARGE \circ}}{\rho_g} = \frac{V_g}{V_g^{\LARGE \circ}} | FVF of gas phase at arbitrary pressure P and temperature T T |
\mu_w = \mu_w(P, T) | viscosity of water phase at arbitrary pressure P and temperature T |
\mu_o = \mu_o (P, T) | viscosity of oil phase at arbitrary pressure P and temperature T |
\mu_g = \mu_g(P, T) | viscosity of gas phase at arbitrary pressure P and temperature T |
R_s = R_s (P,T) = \frac{V_g^{\LARGE \circ}}{V_o} | solution gas in oil phase at arbitrary pressure P and temperature T |
R_v = R_v (P,T) = \frac{V_o^{\LARGE \circ}}{V_g} | oil vapour in gas phase at arbitrary pressure P and temperature T |
P_b = P_b (T) | boiling pressure at arbitrary temperature T |
P_d = P_d (T) | dew pressure at arbitrary temperature T |