*
Computation of \sigma_i and \tau_L based on the scheme of Hanna (1982) * * Author: A. Stohl * * 4 December 1997 * *
*
Variables: * dsigwdz [1/s] vertical gradient of sigw * ol [m] Obukhov length * sigu, sigv, sigw standard deviations of turbulent velocity fluctuations * tlu [s] Lagrangian time scale for the along wind component. * tlv [s] Lagrangian time scale for the cross wind component. * tlw [s] Lagrangian time scale for the vertical wind component. * ust, ustar [m/s] friction velocity * wst, wstar [m/s] convective velocity scale * *
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| real | :: | z |
|