proportion_diffuse_solar_radiation: Ratio of Diffuse to Direct Solar Radiation

In TrenchR: Tools for Microclimate and Biophysical Ecology

Ratio of Diffuse to Direct Solar Radiation

Description

The function estimates the ratio of diffuse to direct solar radiation based on the approximation of the SOLRAD model \insertCiteMcCullough1971TrenchR described in \insertCiteTracy1983;textualTrenchR.

Usage

proportion_diffuse_solar_radiation(psi, p_a, rho)

Arguments

psi	numeric Zenith angle of the sun (degrees).
p_a	numeric Atmospheric pressure (kPa).
rho	numeric albedo of the substrate (fraction of 1).

Value

numeric diffuse fraction.

References

\insertAllCited

See Also

Other microclimate functions: air_temp_profile_neutral(), air_temp_profile_segment(), air_temp_profile(), degree_days(), direct_solar_radiation(), diurnal_radiation_variation(), diurnal_temp_variation_sineexp(), diurnal_temp_variation_sinesqrt(), diurnal_temp_variation_sine(), monthly_solar_radiation(), partition_solar_radiation(), solar_radiation(), surface_roughness(), wind_speed_profile_neutral(), wind_speed_profile_segment()

Examples

  proportion_diffuse_solar_radiation(psi = 60, 
                                     p_a = 86.1, 
                                     rho   = 0.25)

TrenchR documentation built on Sept. 14, 2023, 1:07 a.m.