Research Article
Optimization of Multiple Hydraulically Fractured Horizontal Wells in Unconventional Gas Reservoirs
Table 5
Uncertainty parameters in this study.
| Parameters | Coded symbol | Minimum (−1) | Maximum (+1) | Unit |
| Porosity | A | 0.04 | 0.08 | fraction | Permeability | B | 0.00005 | 0.0005 | md | Fracture half-length | C | 200 | 400 | ft | Fracture conductivity | D | 1 | 50 | md-ft | Fracture spacing | E | 40 | 100 | ft | Well distance | F | 500 | 1000 | ft |
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