OR/14/007 Appendix 1: Difference between revisions

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Created page with "{{OR/14/007}} __notoc__ List of component parameters and recommend range of values to be used. ==Soil zone component parameters== {| class=Wikitable" |+ FAO | '''Parameter..."
 
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==Soil zone component parameters==
==Soil zone component parameters==


{| class=Wikitable"
<center>
{| class="wikitable"
|+ FAO
|+ FAO
| '''Parameter (units)''' || '''Description''' || '''Recommend Range (variable type)'''
| '''Parameter (units)''' || '''Description''' || '''Recommend Range (variable type)'''
|-
|-
| BFI  (-) || Catchment baseflow index ||  0 – 1 (float)
| BFI  (-) || Catchment baseflow index ||  0–1 (float)
|-
|-
| FC  (-) || Field capacity of the soil || 0 – 1 (float)
| FC  (-) || Field capacity of the soil || 0–1 (float)
|-
|-
| WP  (-) || Wilting point 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)
| Zr  (mm) p  (-) || Maximum rooting depth of catchment vegetation Depletion factor of catchment vegetation || 100–3000 (float)
|}
|}
</center>


==Unsaturated zone component parameters==
==Unsaturated zone component parameters==


{| class=Wikitable"
<center>
{| class="wikitable"
|+ Weibull
|+ Weibull
|'''Parameter (units)''' || '''Description''' || '''Recommend Range (variable type)'''
|'''Parameter (units)''' || '''Description''' || '''Recommend Range (variable type)'''
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|-
|-


| k (-) || Weibull shape parameter || 1 – 7 (float)
| k (-) || Weibull shape parameter || 1–7 (float)


|-
|-
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|}
|}
</center>
==Saturated zone component parameters==
==Saturated zone component parameters==
{| class=Wikitable"
 
<center>
{| class="wikitable"
|+ Q3K3S1'''
|+ Q3K3S1'''


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|-
|-


| S (%) || Aquifer storage coefficient || 0 – 1 (float)
| S (%) || Aquifer storage coefficient || 0–1 (float)
|-
|-


| z<sub>3</sub> (m asl) || Top outlet elevation || -∞ – ∞ (float)
| z<sub>3</sub> (m asl) || Top outlet elevation || -∞–∞ (float)


|-
|-


| z<sub>2</sub> (m asl) ||  Middle outlet elevation || -∞ – ∞ (float)
| z<sub>2</sub> (m asl) ||  Middle outlet elevation || -∞–∞ (float)


|-
|-


| z<sub>1</sub> (m asl) || Bottom outlet elevation || -∞ – ∞ (float)
| z<sub>1</sub> (m asl) || Bottom outlet elevation || -∞–∞ (float)


|-
|-
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| α (-) || Forces the hydraulic conductivity to increase with elevation when set to 1 || 0,1 (bool)
| α (-) || Forces the hydraulic conductivity to increase with elevation when set to 1 || 0,1 (bool)
|}
|}
</center>
[[Category:OR/14/007_AquiMod User Manual (v1.0)| 08]]
[[Category:OR/14/007_AquiMod User Manual (v1.0)| 08]]

Latest revision as of 09:42, 22 October 2021

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

FAO
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

Weibull
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

Q3K3S1
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)