Research Article
Study on Reasonable Energy Supplement Time of Tight Sandstone Oil Reservoirs with Rock Compressibility Stress Sensitivity
Table 2
Basic parameters of numerical model.
| Parameters | Value |
| Grid number | | Grid size | | Porosity, % | 10.6 | Permeability, mD | 20 | Net pay, m | 10 | Original pressure, MPa | 55 | Drainage radius, m | 1000 | Fluid viscosity, mPa·s | 0.4 | Formation volume factor | 1.6 | Original rock compressibility, ×10−3 MPa−1 | 8.9 | Fluid compressibility, ×10−4 MPa−1 | 4.5 | Oil recovery rate, % | 1 |
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