OR/14/007 Appendix 1: Difference between revisions
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Revision as of 11:30, 26 March 2015
| Mackay, J D, Jackson, C R, and Wang, L. 2014. AquiMod User Manual (v1.0). Nottingham, UK, British geological Survey. (OR/14/007). |
List of component parameters and recommend range of values to be used.
Soil zone component parameters
| Parameter (units) | Description | Recommend Range (variable type) |
| BFI (-) | Catchment baseflow index | 0 – 1 (float) |
| FC (-) | Field capacity of the soil | 0 – 1 (float) |
| WP (-) | Wilting point of the soil | 0 – 1 (float) |
| Zr (mm) p (-) | Maximum rooting depth of catchment vegetation Depletion factor of catchment vegetation | 100 – 3000 (float) |
Unsaturated zone component parameters
| Parameter (units) | Description | Recommend Range (variable type) |
| n (-) | Maximum number of time-steps taken for soil drainage to reach the groundwater | >0 (integer) |
| k (-) | Weibull shape parameter | 1 – 7 (float) |
| λ (-) | Weibull scale parameter | >0 (float) |
Saturated zone component parameters
| Parameter (units) | Description | Recommend Range (variable type) |
| Δx (m) | Catchment length | >0 (float) |
| K3 (m d1 | Top layer hydraulic conductivity | 10-5 – 103 (float) |
| K2 (m d1) | Middle layer hydraulic conductivity | 10-5 – 103 (float) |
| K1 (m d1) | Bottom layer hydraulic conductivity | 10-5 – 103 (float) |
| S (%) | Aquifer storage coefficient | 0 – 1 (float) |
| z3 (m asl) | Top outlet elevation | -∞ – ∞ (float) |
| z2 (m asl) | Middle outlet elevation | -∞ – ∞ (float) |
| z1 (m asl) | Bottom outlet elevation | -∞ – ∞ (float) |
| α (-) | Forces the hydraulic conductivity to increase with elevation when set to 1 | 0,1 (bool) |