Table 2.

Representative parameter values. Parameters used to estimate the contributions to the pressure difference on a two-phase simulation representative of our study.

Parameter	Symbol	Value
Temperature (K$_{}^{\circ }$)	T	373
Absolute pressure (Pa)	P	1 ×106
Pressure gradient (Pa/m)	$\mathrm{\Delta }P$	1 ×106
Water viscosity (Pa.s)	${\eta }_2$	28 ×10−5
Supercritical C02 viscosity (Pa.s)	${\eta }_1$	2.22 ×10−5
Water density (Kg/m$_{}^3$)	${\rho }_2$	960
Supercritical C02 density (Kg/m$_{}^3$)	${\rho }_1$	145
Interfacial tension (N/m)	$\sigma$	40 ×10−3
Gravitational acceleration (m/s$_{}^2$)	g	9.81

Parameter	Symbol	Value
Average capillary diameter (m)	D	20 ×10−6
Average capillary length (m)	L	2.25 ×10−6
$sin\beta$	$sin\beta$	0.5
Interface position approx (m)	x = L/2	1.125 ×10−6
Interface speed approx (m/s)	$\dot{x}$	5 ×10−3
Interface acceleration approx (m/s$_{}^2$)	$\ddot{x}$	5 ×10−3