Research Article
Numerical Simulation Study on Waterflooding Heavy Oil Based on Variable Threshold Pressure Gradient
Table 2
Basic parameters of the model mechanism.
| | Parameter name | Parameter value |
| | Reservoir size (m) | | | Grid size (m) | | | Depth (m) | 1500 | | Plane permeability (mD) | 1-5 layers: 1000, 1500, 2000, 2500, 3000 | | Longitudinal permeability | 1-5 layers: 100, 150, 200, 250, 300 | | Porosity (%) | 0.34 | | Density (g/cm3) | Water: 1.00, oil: 0.93 | | Viscosity (mPa·s) | Water: 0.50, oil:200.0 | | Volume factor (dimensionless) | Water: 1.06, oil: 1.15 |
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