The function called by soil_temperature_function to solve equation for soil temperature from Beckman et al. (1973) .

soil_temperature_equation(L, rho_a, c_a, V_inst, z_r, z0, T_inst, T_s)

Arguments

L

numeric Monin-Obukhov length, a measure of the instability of heat flow (see Beckman et al. (1973) ).

rho_a

numeric density of air (kg m-3).

c_a

numeric specific heat of air (J kg-1 K-1).

V_inst

numeric instantaneous wind speed (m s-1).

z_r

numeric reference height (m).

z0

numeric surface roughness (m).

T_inst

numeric instantaneous air temperature (K).

T_s

numeric initial soil surface temperature (C).

Value

numeric soil temperature (C).

References

Beckman WA, Mitchell JW, Porter WP (1973). “Thermal Model for Prediction of a Desert Iguana's Daily and Seasonal Behavior.” Journal of Heat Transfer, 95(2), 257-262. doi:10.1115/1.3450037 .

Author

Joseph Grigg

Examples

soil_temperature_equation(L      = -10, 
                          rho_a  = 1.177, 
                          c_a    = 1006, 
                          V_inst = 0.3, 
                          z_r    = 1.5, 
                          z0     = 0.02, 
                          T_inst = 265, 
                          T_s    = 20)
#> [1] 1340.707