Research Article
Analytical Model of Waterflood Sweep Efficiency in Vertical Heterogeneous Reservoirs under Constant Pressure
Table 3
The results of numerical model in commingled injection and zonal injection.
| | Layers | Commingled injection | Zonal injection | | Breakthrough time, (day) | Frontal position on , (m) | Sweep volume on , (m3) | Breakthrough time, (day) | Frontal position on , (m) | Sweep volume on , (m3) |
| | Layer 1 | 182.0 | 200.0 | 7985.7 | 386.0 | 200.0 | 7985.7 | | Layer 2 | 231.0 | 158.0 | 6308.7 | 493.0 | 156.0 | 6228.9 | | Layer 3 | 3567.0 | 12.0 | 479.1 | 1238.0 | 56.0 | 2236.0 | | Layer 4 | 1214.0 | 31.0 | 1237.7 | 441.0 | 172.0 | 6867.7 | | Layer 5 | 2502.0 | 16.0 | 638.9 | 874.0 | 86.0 | 3433.9 |
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