Extending the persistent primary variable algorithm to simulate non-isothermal two-phase two-component flow with phase change phenomena

Geothermal Energy

Science – Society – Technology

Table 2 Fluid and porous medium properties applied in the H₂ migration benchmark

Parameters	Symbol	Value	Unit
Intrinsic permeability	K	5×10⁻²⁰	[m ²]
Porosity	Φ	0.15	[-]
Residual saturation of liquid phase	S _lr	0.4	[-]
Residual saturation of gas phase	S _gr	0	[-]
Viscosity of liquid	μ _l	10⁻³	[ Pa·s]
Viscosity of gas	μ _g	9×10⁻⁶	[ Pa·s]
van Genuchten parameter	P _r	2×10⁶	[ Pa]
van Genuchten parameter	n	1.49	[-]