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SUBROUTINE calcratqs_inter(klon,klev,pdtphys, & |
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ratqsbas, wake_deltaq, wake_s, q_seri, & |
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ratqs_inter) |
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USE ioipsl_getin_p_mod, ONLY : getin_p |
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implicit none |
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!======================================================================== |
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! Subroutine écrite par L. d'Alençon le 25/02/2021 |
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! Cette subroutine calcule une valeur de ratqsbas interactive dépendant de la présence de poches froides dans l'environnement. |
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! Elle est appelée par la subroutine calcratqs lorsque iflag_ratqs = 10. |
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!======================================================================== |
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! Declarations |
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LOGICAL, SAVE :: first = .TRUE. |
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!$OMP THREADPRIVATE(first) |
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! Input |
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integer,intent(in) :: klon,klev |
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real,intent(in) :: pdtphys,ratqsbas |
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real, dimension(klon,klev),intent(in) :: wake_deltaq, q_seri |
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real, dimension(klon),intent(in) :: wake_s |
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! Output |
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real, dimension(klon,klev),intent(inout) :: ratqs_inter |
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! local |
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integer i,k |
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real, dimension(klon,klev) :: wake_dq |
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REAL, SAVE :: tau_ratqs_wake |
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!$OMP THREADPRIVATE(tau_ratqs_wake) |
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REAL, SAVE :: a_ratqs_wake |
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!$OMP THREADPRIVATE(a_ratqs_wake) |
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real, dimension(klon) :: max_wake_dq, max_dqconv |
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!------------------------------------------------------------------------- |
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! Caclul de ratqs_inter |
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!------------------------------------------------------------------------- |
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! |
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if (first) then |
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tau_ratqs_wake = 3600. ! temps de relaxation de la variabilité |
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a_ratqs_wake = 1.85 ! paramètre pilotant l'importance du terme dépendant des poches froides |
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CALL getin_p('tau_ratqs_wake', tau_ratqs_wake) |
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CALL getin_p('a_ratqs_wake', a_ratqs_wake) |
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first=.false. |
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endif |
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max_wake_dq(:) = 0. |
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max_dqconv (:) = 0 |
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do k=1,klev |
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do i=1,klon |
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max_wake_dq(i) = max(abs(wake_deltaq(i,k)),max_wake_dq(i)) |
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enddo |
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enddo |
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do k=1,klev |
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do i=1,klon |
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ratqs_inter(i,k)= ratqs_inter(i,k)*exp(-pdtphys/tau_ratqs_wake) + & |
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a_ratqs_wake*(max_wake_dq(i)*(wake_s(i)**0.5/(1.-wake_s(i))))*(1.-exp(-pdtphys/tau_ratqs_wake))/q_seri(i,1) |
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if (ratqs_inter(i,k)<ratqsbas) then |
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ratqs_inter(i,k) = ratqsbas |
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endif |
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enddo |
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enddo |
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return |
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end |
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