Potential Annual Insolation
- Author: O.Conrad (c) 2018
- Menu: Terrain Analysis | Lighting
Description
Calculates the annual potential total insolation for given time steps and stores resulting time series in a grid collection. 
Parameters
|  | Name | Type | Identifier | Description | Constraints | 
|---|
| Input | Elevation | grid, input | DEM | - | - | 
| Output | Annual Insolation | grid collection, output | INSOLATION | - | - | 
| Options | Grid System | grid system | PARAMETERS_GRID_SYSTEM | - | - | 
| Number of Steps | integer number | STEPS | Number of time steps per year. | Minimum: 2
Maximum: 365
Default: 14 | 
| Units | choice | UNITS | Units for output radiation values. | Available Choices:
[0] kWh / m2
[1] kJ / m2
[2] J / cm2
Default: 0 | 
| Resolution [h] | floating point number | HOUR_STEP | Time step size for a day's calculation given in hours. | Minimum: 0.000000
Maximum: 24.000000
Default: 0.500000 | 
| Reference Year | integer number | YEAR | - | Default: 2000 | 
Command Line
Usage: saga_cmd ta_lighting 7 [-DEM ] [-INSOLATION ] [-STEPS ] [-UNITS ] [-HOUR_STEP ] [-YEAR ]
  -DEM:         	Elevation
	grid, input
  -INSOLATION:  	Annual Insolation
	grid collection, output
  -STEPS:       	Number of Steps
	integer number
	Minimum: 2
	Maximum: 365
	Default: 14
  -UNITS:       	Units
	choice
	Available Choices:
	[0] kWh / m2
	[1] kJ / m2
	[2] J / cm2
	Default: 0
  -HOUR_STEP:	Resolution [h]
	floating point number
	Minimum: 0.000000
	Maximum: 24.000000
	Default: 0.500000
  -YEAR:        	Reference Year
	integer number
	Default: 2000