1 |
guez |
120 |
module cvltr_m |
2 |
guez |
63 |
|
3 |
guez |
120 |
IMPLICIT NONE |
4 |
guez |
63 |
|
5 |
guez |
120 |
contains |
6 |
guez |
63 |
|
7 |
guez |
120 |
SUBROUTINE cvltr(pdtime,da, phi, mp,paprs,x,upd,dnd,dx) |
8 |
guez |
3 |
|
9 |
guez |
120 |
! From LMDZ4/libf/phylmd/cvltr.F,v 1.1 2005/04/15 12:36:17 |
10 |
guez |
63 |
|
11 |
guez |
120 |
USE dimphy, ONLY: klev, klon |
12 |
|
|
USE suphec_m, ONLY: rg |
13 |
|
|
|
14 |
|
|
!===================================================================== |
15 |
|
|
! Objet : convection des traceurs / KE |
16 |
|
|
! Auteurs: M-A Filiberti and J-Y Grandpeix |
17 |
|
|
!===================================================================== |
18 |
|
|
! |
19 |
|
|
! |
20 |
|
|
REAL, intent(in):: pdtime |
21 |
|
|
REAL, intent(in):: paprs(klon,klev+1) ! pression aux 1/2 couches (bas en haut) |
22 |
|
|
REAL, intent(in):: x(klon,klev) ! q de traceur (bas en haut) |
23 |
|
|
REAL dx(klon,klev) ! tendance de traceur (bas en haut) |
24 |
|
|
real, intent(in):: da(klon,klev),phi(klon,klev,klev),mp(klon,klev) |
25 |
|
|
REAL, intent(in):: upd(klon,klev) ! saturated updraft mass flux |
26 |
|
|
REAL, intent(in):: dnd(klon,klev) ! saturated downdraft mass flux |
27 |
|
|
! |
28 |
|
|
!--variables locales |
29 |
|
|
real zed(klon,klev),zmd(klon,klev,klev) |
30 |
|
|
real za(klon,klev,klev) |
31 |
|
|
real zmfd(klon,klev),zmfa(klon,klev) |
32 |
|
|
real zmfp(klon,klev),zmfu(klon,klev) |
33 |
|
|
integer i,k,j |
34 |
|
|
! test conservation |
35 |
|
|
! real conserv |
36 |
|
|
! ========================================= |
37 |
|
|
! calcul des tendances liees au downdraft |
38 |
|
|
! ========================================= |
39 |
|
|
zed(:,:)=0. |
40 |
|
|
zmfd(:,:)=0. |
41 |
|
|
zmfa(:,:)=0. |
42 |
|
|
zmfu(:,:)=0. |
43 |
|
|
zmfp(:,:)=0. |
44 |
|
|
zmd(:,:,:)=0. |
45 |
|
|
za(:,:,:)=0. |
46 |
|
|
! entrainement |
47 |
|
|
do k=1,klev-1 |
48 |
|
|
do i=1,klon |
49 |
|
|
zed(i,k)=max(0.,mp(i,k)-mp(i,k+1)) |
50 |
|
|
end do |
51 |
|
|
end do |
52 |
|
|
! |
53 |
|
|
! calcul de la matrice d echange |
54 |
|
|
! matrice de distribution de la masse entrainee en k |
55 |
|
|
! |
56 |
|
|
do k=1,klev |
57 |
|
|
do i=1,klon |
58 |
|
|
zmd(i,k,k)=zed(i,k) |
59 |
|
|
end do |
60 |
|
|
end do |
61 |
|
|
do k=2,klev |
62 |
|
|
do j=k-1,1,-1 |
63 |
|
|
do i=1,klon |
64 |
|
|
if(mp(i,j+1).ne.0) then |
65 |
|
|
zmd(i,j,k)=zmd(i,j+1,k)*min(1.,mp(i,j)/mp(i,j+1)) |
66 |
|
|
endif |
67 |
|
|
end do |
68 |
|
|
end do |
69 |
|
|
end do |
70 |
|
|
do k=1,klev |
71 |
|
|
do j=1,klev-1 |
72 |
|
|
do i=1,klon |
73 |
|
|
za(i,j,k)=max(0.,zmd(i,j+1,k)-zmd(i,j,k)) |
74 |
|
|
end do |
75 |
|
|
end do |
76 |
|
|
end do |
77 |
|
|
! |
78 |
|
|
! rajout du terme lie a l ascendance induite |
79 |
|
|
! |
80 |
|
|
do j=2,klev |
81 |
|
|
do i=1,klon |
82 |
|
|
za(i,j,j-1)=za(i,j,j-1)+mp(i,j) |
83 |
|
|
end do |
84 |
|
|
end do |
85 |
|
|
! |
86 |
|
|
! tendances |
87 |
|
|
! |
88 |
|
|
do k=1,klev |
89 |
|
|
do j=1,klev |
90 |
|
|
do i=1,klon |
91 |
|
|
zmfd(i,j)=zmfd(i,j)+za(i,j,k)*(x(i,k)-x(i,j)) |
92 |
|
|
end do |
93 |
|
|
end do |
94 |
|
|
end do |
95 |
|
|
! |
96 |
|
|
! ========================================= |
97 |
|
|
! calcul des tendances liees aux flux satures |
98 |
|
|
! ========================================= |
99 |
|
|
do j=1,klev |
100 |
|
|
do i=1,klon |
101 |
|
|
zmfa(i,j)=da(i,j)*(x(i,1)-x(i,j)) |
102 |
|
|
end do |
103 |
|
|
end do |
104 |
|
|
do k=1,klev |
105 |
|
|
do j=1,klev |
106 |
|
|
do i=1,klon |
107 |
|
|
zmfp(i,j)=zmfp(i,j)+phi(i,j,k)*(x(i,k)-x(i,j)) |
108 |
|
|
end do |
109 |
|
|
end do |
110 |
|
|
end do |
111 |
|
|
do j=1,klev-1 |
112 |
|
|
do i=1,klon |
113 |
|
|
zmfu(i,j)=max(0.,upd(i,j+1)+dnd(i,j+1))*(x(i,j+1)-x(i,j)) |
114 |
|
|
end do |
115 |
|
|
end do |
116 |
|
|
do j=2,klev |
117 |
|
|
do i=1,klon |
118 |
|
|
zmfu(i,j)=zmfu(i,j) & |
119 |
|
|
+min(0.,upd(i,j)+dnd(i,j))*(x(i,j)-x(i,j-1)) |
120 |
|
|
end do |
121 |
|
|
end do |
122 |
|
|
|
123 |
|
|
! ========================================= |
124 |
|
|
!--calcul final des tendances |
125 |
|
|
! ========================================= |
126 |
|
|
do k=1, klev |
127 |
|
|
do i=1, klon |
128 |
|
|
dx(i,k)=(zmfd(i,k)+zmfu(i,k) & |
129 |
|
|
+zmfa(i,k)+zmfp(i,k))*pdtime & |
130 |
|
|
*RG/(paprs(i,k)-paprs(i,k+1)) |
131 |
|
|
! print*,'dx',k,dx(i,k) |
132 |
|
|
enddo |
133 |
|
|
enddo |
134 |
|
|
! |
135 |
|
|
! test de conservation du traceur |
136 |
|
|
! conserv=0. |
137 |
|
|
! do k=1, klev |
138 |
|
|
! do i=1, klon |
139 |
|
|
! conserv=conserv+dx(i,k)* |
140 |
|
|
! . (paprs(i,k)-paprs(i,k+1))/RG |
141 |
|
|
! |
142 |
|
|
! enddo |
143 |
|
|
! enddo |
144 |
|
|
! print *,'conserv',conserv |
145 |
|
|
|
146 |
|
|
end SUBROUTINE cvltr |
147 |
|
|
|
148 |
|
|
end module cvltr_m |