Tool Name	Land Surface Temperature
Tool ID	28
Library ID	climate_tools
Version	1.0
Author(s)	O.Conrad (c) 2020

Description

This tool estimates the land surface temperature by combining global solar radiation, albedo, and the Stefan-Boltzmann Law. This is an implementation of the approach proposed by Hofierka et al. (2020).

References

Hofierka, J., Gallaya, M., Onacillovaa, K., Hofierka, J.jr. (2020): Physically-based land surface temperature modeling in urban areas using a 3-D city model and multispectral satellite data. Urban Climate, 31, 100566. doi:10.1016/j.uclim.2019.100566

Parameters

Name	Type	Identifier	Description	Constraints
Input
Global Irradiance	grid, input, optional	IRRADIANCE	[W/m²]
Albedo	grid, input, optional	ALBEDO	Surface reflectance [0 <= albedo <= 1]
Emissivity	grid, input, optional	EMISSIVITY	Thermal emissivity [0 <= emissivity <= 1]
Convection Coefficient	grid, input, optional	CONVECTION	Convection heat transfer coefficient [W/m²/K].
Ambient Air Temperature	grid, input, optional	T_AIR	[Kelvin]
Radiant Sky Temperature	grid, input, optional	T_SKY	[Kelvin]
Initial Temperature Estimation	grid, input, optional	T_INITIAL	Initial estimation of land surface temperature [Kelvin] (e.g., 300).
Output
Land Surface Temperature	grid, output	LST	[Kelvin]
Options
Default	floating point number	IRRADIANCE_DEFAULT	default value if no grid has been selected	Minimum: 0.000000 Default: 5.000000
Default	floating point number	ALBEDO_DEFAULT	default value if no grid has been selected	Minimum: 0.000000 Maximum: 1.000000 Default: 0.500000
Default	floating point number	EMISSIVITY_DEFAULT	default value if no grid has been selected	Minimum: 0.000000 Maximum: 1.000000 Default: 0.500000
Default	floating point number	CONVECTION_DEFAULT	default value if no grid has been selected	Minimum: 0.000000 Default: 10.000000
Default	floating point number	T_AIR_DEFAULT	default value if no grid has been selected	Minimum: 0.000000 Default: 300.000000
Default	floating point number	T_SKY_DEFAULT	default value if no grid has been selected	Minimum: 0.000000 Default: 280.000000
Default	floating point number	T_INITIAL_DEFAULT	default value if no grid has been selected	Minimum: 0.000000 Default: 300.000000
Unit	choice	UNIT		Available Choices: [0] Kelvin [1] Celsius Default: 0
Iterations	integer number	ITERATIONS		Minimum: 1 Default: 10