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! $Id$ |
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! |
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SUBROUTINE freinage(knon, uu, vv, & |
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tt,veget,lai, height,ypaprs,ypplay,drag_pro,d_u,d_v) |
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!ONLINE: |
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use dimphy, only: klon, klev |
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! USE control, ONLY: nvm |
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! USE indice_sol_mod, only : nvm_orch |
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IMPLICIT NONE |
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include "YOMCST.h" |
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include "clesphys.h" |
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include "YOEGWD.h" |
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!FC |
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include "dimpft.h" |
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include "compbl.h" |
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! 0. DECLARATIONS: |
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! 0.1 INPUTS |
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REAL, DIMENSION(klon,klev), INTENT(IN) :: ypplay |
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REAL, DIMENSION(klon,klev+1), INTENT(IN) :: ypaprs |
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REAL, DIMENSION(klon, klev), INTENT(IN) :: uu |
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REAL, DIMENSION(klon, klev), INTENT(IN) :: vv |
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REAL, DIMENSION(klon, klev), INTENT(IN) :: tt |
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REAL, DIMENSION(klon,nvm_lmdz), INTENT(IN) :: veget,lai |
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REAL, DIMENSION(klon,nvm_lmdz), INTENT(IN) :: height |
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REAL, DIMENSION(klon,klev) :: wind |
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REAL, DIMENSION(klon, klev) :: yzlay |
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INTEGER knon |
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! 0.2 OUTPUTS |
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REAL, DIMENSION(klon, klev), INTENT(OUT) :: d_v ! change in v |
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REAL, DIMENSION(klon, klev), INTENT(OUT) :: d_u ! change in v |
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!knon nombre de points concernes |
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REAL, DIMENSION(klon,klev) :: sumveg ! change in v |
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REAL, DIMENSION(klon,klev), INTENT(OUT) :: drag_pro |
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! (KLON, KLEV) tendencies on winds |
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INTEGER k,jv,i |
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!FCCCC REAL Cd_frein |
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! 0.3.1 LOCAL VARIABLE |
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!----------------------------------------------------------------- |
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! 1. INITIALISATIONS |
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! Cd_frein = 7.5E-2 ! (0.075) ! Drag from MASSON 2009 |
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!FC ESSAI |
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! Cd_frein = 1.5E-2 ! (0.075) ! Drag from MASSON 2009 |
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! Cd_frein = 0.005 ! (0.075) ! Drag from MASSON 2009 |
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! initialisation |
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d_u(:,:) =0. |
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d_v(:,:) =0. |
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drag_pro(:,:) =0. |
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sumveg(:,:) =0. |
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!! print*, "Cd_frein" , Cd_frein |
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wind(:,:)= sqrt(uu(:,:)*uu(:,:)+vv(:,:)*vv(:,:)) |
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yzlay(1:knon,1)= & |
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RD*tt(1:knon,1)/(0.5*(ypaprs(1:knon,1)+ypplay(1:knon,1))) & |
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*(ypaprs(1:knon,1)-ypplay(1:knon,1))/RG |
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DO k=2,klev |
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yzlay(1:knon,k)= & |
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yzlay(1:knon,k-1)+RD*0.5*(tt(1:knon,k-1)+tt(1:knon,k)) & |
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/ypaprs(1:knon,k)*(ypplay(1:knon,k-1)-ypplay(1:knon,k))/RG |
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END DO |
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! verifier les indexes ..... |
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!! print*, " calcul de drag_pro FC " |
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do k= 1,klev |
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do jv=2,nvm_lmdz ! (on peut faire 9 ?) |
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do i=1,knon |
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sumveg(i,k)= sumveg(i,k)+ veget(i,jv) |
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! if ( (height(i,jv) .gt. yzlay(i,k)) .AND. (height(i,jv) .gt. 0.1) .and. LAI(i,jv).gt.0. ) then |
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if ( (height(i,jv) .gt. yzlay(i,k)) .AND. (height(i,jv) .gt. 0.1) ) then |
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!FC attention veut on le test sur le LAI ? |
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if (ifl_pbltree.eq.1) then |
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drag_pro(i,k)= drag_pro(i,k)+ & |
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veget(i,jv) |
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elseif (ifl_pbltree.eq.2) then |
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drag_pro(i,k)= drag_pro(i,k)+ & |
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6*LAI(i,jv)*veget(i,jv)*( yzlay(i,k)*(height(i,jv)-yzlay(i,k))/(height(i,jv)*height(i,jv)+ 0.01)) |
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elseif (ifl_pbltree.eq.3) then |
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drag_pro(i,k)= drag_pro(i,k)+ & |
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veget(i,jv)*( yzlay(i,k)*(height(i,jv)-yzlay(i,k))/(height(i,jv)*height(i,jv)+ 0.01)) |
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elseif (ifl_pbltree.eq.0) then |
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drag_pro(i,k)=0.0 |
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endif |
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else |
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drag_pro(i,k)= drag_pro(i,k) |
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endif |
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enddo |
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enddo |
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enddo |
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do k=1,klev |
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where (sumveg(1:knon,k) > 0.05 ) |
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! drag_pro(1:knon,k)=Cd_frein*drag_pro(1:knon,k)/sumveg(1:knon,k) |
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drag_pro(1:knon,k)=Cd_frein*drag_pro(1:knon,k) |
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elsewhere |
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drag_pro(1:knon,k)=0.0 |
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endwhere |
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d_u(1:knon,k) =(-1)*drag_pro(1:knon,k)*uu(1:knon,k)*wind(1:knon,k) |
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d_v(1:knon,k) =(-1)*drag_pro(1:knon,k)*vv(1:knon,k)*wind(1:knon,k) |
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enddo |
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return |
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END SUBROUTINE freinage |
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