All issues Volume 75 (2020) Oil Gas Sci. Technol. – Rev. IFP Energies nouvelles, 75 (2020) 45 Full HTMLReduction degree of permeability (low-permeability).
| GWR | Flow rate (mL/30 min) | Pressure difference (psi) | Permeability (mD) | Reduction degree (%) | |
|---|---|---|---|---|---|
| 1:1 | K2–1 | 5.6 | 70 | 41.6 | 46.9 |
| K2–2 | 5.1 | 120 | 22.1 | ||
| 2:1 | K2–1 | 5.4 | 80 | 35.1 | 51.9 |
| K2–2 | 5.2 | 160 | 16.9 | ||
| 3:1 | K2–1 | 5.3 | 90 | 30.6 | 61.5 |
| K2–2 | 5.1 | 225 | 11.8 | ||
| 4:1 | K2–1 | 6.2 | 90 | 35.8 | 45.3 |
| K2–2 | 4.9 | 130 | 19.6 | ||
K2–1: before WAG; K2–2: after WAG.
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