Subsurface Fluid Injection and Energy Storage
Open Access

Table 1

Hydrogeological parameters for the 1D radial model.

Parameters Value
Permeability (m2) 5 × 10−12
Porosity 0.2
Tortuosity 0.3
Pore compressibility (Pa−1) 1 × 10−8
Diffusivity (m2/s) 1 × 10−9
Rock grain density (kg/m3) 2600
Rock grain specific heat (J/(kg °C)) 920
Formation heat conductivity (W/(m °C)) 2.51
Relative permeability model
Liquid (van Genuchten):
Slr: residual water saturation Slr = 0.30
m: exponent m = 0.457
Gas (Corey):
Sgr: residual gas saturation Sgr = 0.05
Capillary pressure model (van Genuchten)
S* =(Sl − Slr)/(1 − Slr)
Slr: residual water saturation Slr = 0.00
m: exponent m = 0.457
P0: strength coefficient (kPa) P0 = 19.61

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