Research Article
A Research on the Effect of Heterogeneities on Sandstone Matrix Acidizing Performance
| Parameters | Homogeneous | Heterogeneous |
| Average porosity (%) | 15 | 15 | Average permeability (md) | 50 | 50 | Average fraction of fast-reacting mineral (%) | 20 | 20 | Average fraction of slow-reacting mineral (%) | 75 | 75 | Carbonate fraction (%) | 5 | 5 | Dimensionless porosity correlation length (, ) | ā | 0.08, 0.0001 | Porosity coefficient of variation | 0 | 1 |
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