The Energy & Geoscience Institute announces Dr. Kristie McLin as Director of Research and Science and new Principal Investigator of the Utah FORGE project, succeeding Dr. Joseph Moore.
Subsurface Data
This page provides modeled physical, mechanical, and thermal properties used for subsurface characterization at the FORGE site.
Modeled Granitoid Parameters
| Parameter | Units | Min | Max | Source/Comment | Link to data |
|---|---|---|---|---|---|
| Compressibility | 1/kPA | 2.52E-12 | 8.51E-08 | Upscaled DFN | |
| Kii | m2 | 1.75E-21 | 1.20E-16 | Core and reservoir testing, upscaled DFN | 1161 |
| Kjj | m2 | 2.44E-21 | 1.28E-16 | Core and reservoir testing, upscaled DFN | 1161 |
| Kkk | m2 | 2.93E-21 | 1.10E-16 | Core and reservoir testing, upscaled DFN | 1161 |
| Porosity | -- | 1.00E-07 | 0.0118 | Core and cuttings analysis, upscaled DFN | |
| Rock grain density | kg/m3 | 2750.00 | Core and cuttings analysis, native state calibration | 1052 | |
| Specific heat capacity | J/kg K | 790.00 | Literature | ||
| Grain thermal conductivity | W/m K | 3.05 | Core and cuttings analysis, native state calibration | 58-32 thermal conductivity data | |
| Young's Modulus | Pa | 5.50E+10 | 6.20E+10 | Core analysis | 1140 |
| Drained Poisson's Ratio | -- | 0.26 | 0.3 | Core analysis | 1140 |
| Undrained Poisson's Ratio | -- | 0.35 | 0.4 | Assume B=0.8 | |
| Biot coef | -- | 0.5 | 0.7 | Literature | |
| Thermal expansion coef | -- | 2.00E-06 | Literature | ||
| Fracture asperity (Lognormal) | m | µ=1e-4, s=1e-8 | Literature | ||
| Cohesion (Lognormal) | MPa | µ=3, s=0.5ˑ10^6 | Literature | ||
| Frictional angle (Lognormal) | MPa | µ=0.6, s=0.001 | Literature | ||
| Mode 1 fracture toughness | -- | 2.48MP√M | Core analysis | 1140 | |
Modeled Basin Fill Parameters
| Parameter | Units | Value | Source/Comment | Link to data |
|---|---|---|---|---|
| K | m2 | 1.70E-14 | Aquifer test | 1140 |
| Porosity | -- | 0.12 | Core cuttings analysis, native state calibration | 1052 |
| Rock grain density | kg/m3 | 2500.00 | Core cuttings analysis, native state calibration | 1052 |
| Specific heat capacity | J/kg K | 830.00 | Literature | |
| Grain thermal conductivity | W/m K | 2.00 | Core cuttings analysis, native state calibration | 58-32_thermal conductivity data |
| Young's Modulus | Pa | 3.00E10 | Literature | 1140 |
| Drained Poisson's Ratio | -- | 0.30 | Literature | 1140 |
| Biot coef | -- | 0.60 | Literature | |
| Thermal expansion coef | -- | 2.00E-06 | Literature |
Fracture Set Parameters
| EW Vertical | NS Inclined Dipping West | NE Steeply Dipping SE | ||
|---|---|---|---|---|
| Intensity | P32 | 7.80E-01 | 1.41E+00 | 0.31 |
| [%] | 3.10E+01 | 5.60E+01 | 12 | |
| Orientation | Strike | 9.60E+01 | 1.85E+02 | 215 |
| Dip | 80 S | 48 W | 64 SE |