Skip to Main Content
Table 3

The calibrated parameters values of XAJ model

ParameterDescriptionValue
WM (mm) Areal mean tension water capacity 142.30 
WUM (mm) Averaged soil moisture storage capacity of the upper layer 34.75 
WLM (mm) Averaged soil moisture storage capacity of the lower layer 84.36 
Exponent of the tension water capacity curve 0.50 
KC Ratio of potential evapotranspiration to pan evaporation 0.95 
The coefficient of deep evapotranspiration 0.18 
IM Percentage of impervious and saturated areas in the catchment 0.05 
SM (mm) Areal mean of the free water capacity of the surface soil layer 49.97 
EX Exponent of the free water capacity curve 1.08 
KI Outflow coefficients of the free water storage to interflow 0.19 
KG Outflow coefficients of the free water storage to groundwater 0.46 
CI Recession constants of the lower interflow storage 0.87 
CG Recession constants of the groundwater storage 0.98 
Number of linear reservoirs of Nash unit hydrograph 3.99 
k (h) Storage coefficient of linear reservoirs of Nash unit hydrograph 12.94 
ParameterDescriptionValue
WM (mm) Areal mean tension water capacity 142.30 
WUM (mm) Averaged soil moisture storage capacity of the upper layer 34.75 
WLM (mm) Averaged soil moisture storage capacity of the lower layer 84.36 
Exponent of the tension water capacity curve 0.50 
KC Ratio of potential evapotranspiration to pan evaporation 0.95 
The coefficient of deep evapotranspiration 0.18 
IM Percentage of impervious and saturated areas in the catchment 0.05 
SM (mm) Areal mean of the free water capacity of the surface soil layer 49.97 
EX Exponent of the free water capacity curve 1.08 
KI Outflow coefficients of the free water storage to interflow 0.19 
KG Outflow coefficients of the free water storage to groundwater 0.46 
CI Recession constants of the lower interflow storage 0.87 
CG Recession constants of the groundwater storage 0.98 
Number of linear reservoirs of Nash unit hydrograph 3.99 
k (h) Storage coefficient of linear reservoirs of Nash unit hydrograph 12.94 
Close Modal

or Create an Account

Close Modal
Close Modal