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Table 6 Parameters of the aquifer model in base-case study
From: Potential assessment of methane and heat production from geopressured–geothermal aquifers
Length and width, m | 1600 |
Thickness, m | 120 |
Number of grid blocks | 100 × 100 × 40 |
Grid block size, m | 16 × 16 × 3 |
Depth at top of formation, m | 4500 |
Temperature, °C | 150 |
Initial pressure, MPa | 76 |
Salinity, ppm | 105,000 |
Initial CH4 concentration, mole % | 0.48063 |
Initial brine concentration, mole % | 99.51937 |
Porosity, − | 0.2084 |
Permeability, mD | 20 |
k v/k h, − | 0.1 |
Initial CH4 in place, million sm3 | 1633.3 |
Initial brine in place, million sm3 | 255.5 |
Solution gas–water ratio, m3/m3 | 6.39 |
Total pore volume, billion rm3 | 271.1 |