Dimensionless value characterising the permeability change in a thin layer around the well cased by stimulations or deteriorations, represented by Hawkins' equation:
(1) | S = \bigg ( \frac{k}{k_s} - 1 \bigg ) \ \ln \big ( \frac{r_s}{r_w} \big ) |
Dimensionless value characterising the permeability change in a thin layer around the well cased by stimulations or deteriorations, represented by Hawkins' equation:
(1) | S = \bigg ( \frac{k}{k_s} - 1 \bigg ) \ \ln \big ( \frac{r_s}{r_w} \big ) |