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contains |
contains |
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SUBROUTINE clvent(dtime, u1lay, v1lay, coef, cdrag, t, ven, paprs, pplay, & |
SUBROUTINE clvent(u1lay, v1lay, coef, cdrag, t, ven, paprs, pplay, delp, & |
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delp, d_ven, flux_v) |
d_ven, flux_v) |
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! Author: Z. X. Li (LMD/CNRS) |
! Author: Z. X. Li (LMD/CNRS) |
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! Date: 1993/08/18 |
! Date: 1993/08/18 |
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! Objet : diffusion verticale de la vitesse |
! Objet : diffusion verticale de la vitesse |
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! Library: |
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use nr_util, only: assert |
use nr_util, only: assert |
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use comconst, only: dtphys |
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USE dimphy, ONLY: klev |
USE dimphy, ONLY: klev |
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USE suphec_m, ONLY: rd, rg |
USE suphec_m, ONLY: rd, rg |
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REAL, intent(in):: dtime ! intervalle de temps (en s) |
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REAL, intent(in):: u1lay(:), v1lay(:) ! (knon) |
REAL, intent(in):: u1lay(:), v1lay(:) ! (knon) |
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! vent de la premiere couche (m / s) |
! vent de la premiere couche (m / s) |
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size(d_ven, 1), size(flux_v)], "clvent knon") |
size(d_ven, 1), size(flux_v)], "clvent knon") |
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zx_coef(:, 1) = cdrag * (1. + SQRT(u1lay**2 + v1lay**2)) * pplay(:, 1) & |
zx_coef(:, 1) = cdrag * (1. + SQRT(u1lay**2 + v1lay**2)) * pplay(:, 1) & |
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/ (RD * t(:, 1)) * dtime * RG |
/ (RD * t(:, 1)) * dtphys * RG |
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DO k = 2, klev |
forall (k = 2:klev) zx_coef(:, k) = coef(:, k) * RG / (pplay(:, k - 1) & |
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zx_coef(:, k) = coef(:, k) * RG / (pplay(:, k - 1) - pplay(:, k)) & |
- pplay(:, k)) * (paprs(:, k) * 2 / (t(:, k) + t(:, k - 1)) / RD)**2 & |
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* (paprs(:, k) * 2 / (t(:, k) + t(:, k - 1)) / RD)**2 * dtime * RG |
* dtphys * RG |
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ENDDO |
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zx_buf = delp(:, 1) + zx_coef(:, 1) + zx_coef(:, 2) |
zx_buf = delp(:, 1) + zx_coef(:, 1) + zx_coef(:, 2) |
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zx_cv(:, 2) = ven(:, 1) * delp(:, 1) / zx_buf |
zx_cv(:, 2) = ven(:, 1) * delp(:, 1) / zx_buf |
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local_ven(:, k) = zx_cv(:, k + 1) + zx_dv(:, k + 1) * local_ven(:, k + 1) |
local_ven(:, k) = zx_cv(:, k + 1) + zx_dv(:, k + 1) * local_ven(:, k + 1) |
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ENDDO |
ENDDO |
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flux_v = zx_coef(:, 1) / (RG * dtime) * local_ven(:, 1) |
flux_v = zx_coef(:, 1) / (RG * dtphys) * local_ven(:, 1) |
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d_ven = local_ven - ven |
d_ven = local_ven - ven |
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END SUBROUTINE clvent |
END SUBROUTINE clvent |