Table 1 Summary of stochastic model variations with effective diffusion coefficient \(D^{*}\), convective fluid velocity v, and drainage coefficient r in (1)
Model | \(D^{*}\) | v | r |
|---|---|---|---|
D1 | Random variable | 0 | 0 |
D2 | Random field | 0 | 0 |
V1 | Constant | Random influx and outflux field | 0 |
V2 | Constant | Model V1 + additional velocity field | 0 |
V3 | Constant | Random influx field | \(r > 0\) |