Module Overland Flow - Kinematic Wave D8

Overland Flow - Kinematic Wave D8

Reference:
Johnson, D.L., Miller, A.C. (1997): A spatially distributed hydrological model utilizing raster data structures, Computers & Geosciences, Vol.23, No.3, pp.267-272

Author: O. Conrad (c) 2003
Menu: Simulation|Hydrology

Parameters

	Name	Type	Identifier	Description	Constraints
Input	Elevation	Grid (input)	`DEM`	-	-
Input	Gauges (*)	Shapes (optional input)	`GAUGES`	-	-
Output	Runoff	Grid (output)	`FLOW`	-	-
Output	Flow at Gauges (*)	Table (optional output)	`GAUGES_FLOW`	-	-
Options	Grid system	Grid system	`PARAMETERS_GRID_SYSTEM`	Grid system	-
	Simulation Time [h]	Floating point	`TIME_SPAN`	-	Minimum: 0.000000 Default: 24.000000
	Simulation Time Step [h]	Floating point	`TIME_STEP`	-	Minimum: 0.000000 Default: 0.100000
	Manning's Roughness	Floating point	`ROUGHNESS`	-	Minimum: 0.000000 Default: 0.030000
	Max. Iterations	Integer	`NEWTON_MAXITER`	-	Minimum: 1 Default: 100
	Epsilon	Floating point	`NEWTON_EPSILON`	-	Minimum: 0.000000 Default: 0.000100
	Precipitation	Choice	`PRECIP`	Kind of initializing Precipitation Event	Available Choices: [0] Homogenous [1] Above Elevation [2] Left Half Default: 0
	Threshold Elevation	Floating point	`THRESHOLD`	-	Default: 0.000000
(*) optional

Command-line

Usage: saga_cmd sim_hydrology 1 [-DEM <str>] [-FLOW <str>] [-GAUGES <str>] [-GAUGES_FLOW <str>] [-TIME_SPAN <double>] [-TIME_STEP <double>] [-ROUGHNESS <double>] [-NEWTON_MAXITER <num>] [-NEWTON_EPSILON <double>] [-PRECIP <str>] [-THRESHOLD <double>]
  -DEM:<str>              	Elevation
	Grid (input)
  -FLOW:<str>             	Runoff
	Grid (output)
  -GAUGES:<str>           	Gauges
	Shapes (optional input)
  -GAUGES_FLOW:<str>      	Flow at Gauges
	Table (optional output)
  -TIME_SPAN:<double>     	Simulation Time [h]
	Floating point
	Minimum: 0.000000
	Default: 24.000000
  -TIME_STEP:<double>     	Simulation Time Step [h]
	Floating point
	Minimum: 0.000000
	Default: 0.100000
  -ROUGHNESS:<double>     	Manning's Roughness
	Floating point
	Minimum: 0.000000
	Default: 0.030000
  -NEWTON_MAXITER:<num>   	Max. Iterations
	Integer
	Minimum: 1
	Default: 100
  -NEWTON_EPSILON:<double>	Epsilon
	Floating point
	Minimum: 0.000000
	Default: 0.000100
  -PRECIP:<str>           	Precipitation
	Choice
	Available Choices:
	[0] Homogenous
	[1] Above Elevation
	[2] Left Half
	Default: 0
  -THRESHOLD:<double>     	Threshold Elevation
	Floating point
	Default: 0.000000