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4.3.36. Roof Layer

Parameters:

alb

Surface albedo

Unit:

dimensionless

Default:

0.1

emis

Surface emissivity

Unit:

dimensionless

Default:

0.95

thermal_layers

Thermal layers for the surface

The thermal_layers parameter group is defined by the Thermal Layers structure.

statelimit

Minimum water storage capacity for state change

Unit:

mm

Default:

10.0

soilstorecap

Maximum water storage capacity of soil

Unit:

mm

Default:

None (optional)

wetthresh

Surface wetness threshold for OHM calculations

Unit:

dimensionless

Default:

0.5

roof_albedo_dir_mult_fact

Directional albedo multiplication factor for roofs

Unit:

dimensionless

Example:

0.1

wall_specular_frac

Specular reflection fraction for walls

Unit:

dimensionless

Example:

0.1

ref

The ref parameter group is defined by the Reference Info structure.