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r.sim.water
Overland flow hydrologic simulation using path sampling method (SIMWE).
Raster (r.*)
ParameterRaster|elevin|Name of the elevation raster map [m]|False
ParameterRaster|dxin|Name of the x-derivatives raster map [m/m]|False
ParameterRaster|dyin|Name of the y-derivatives raster map [m/m]|False
ParameterRaster|rain|Name of the rainfall excess rate (rain-infilt) raster map [mm/hr]|False
ParameterString|rain_val|Rainfall excess rate unique value [mm/hr]|50
ParameterRaster|infil|Name of the runoff infiltration rate raster map [mm/hr]|False
ParameterString|infil_val|Runoff infiltration rate unique value [mm/hr]|0.0
ParameterRaster|manin|Name of the Mannings n raster map|False
ParameterString|manin_val|Mannings n unique value|0.1
ParameterRaster|traps|Name of the flow controls raster map (permeability ratio 0-1)|False
ParameterString|nwalk|Number of walkers, default is twice the no. of cells|
ParameterString|niter|Time used for iterations [minutes]|10
ParameterString|outiter|Time interval for creating output maps [minutes]|2
ParameterString|diffc|Water diffusion constant|0.8
ParameterString|hmax|Threshold water depth [m] (diffusion increases after this water depth is reached)|0.3
ParameterString|halpha|Diffusion increase constant|4.0
ParameterString|hbeta|Weighting factor for water flow velocity vector|0.5
ParameterBoolean|-t|Time-series output|True
OutputRaster|depth|Water depth [m]
OutputRaster|disch|Water discharge [m3/s]
OutputRaster|err|Simulation error [m]
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