| 1 |
module advect_m |
| 2 |
|
| 3 |
IMPLICIT NONE |
| 4 |
|
| 5 |
contains |
| 6 |
|
| 7 |
SUBROUTINE advect(ucov, vcov, teta, w, massebx, masseby, du, dv, dteta) |
| 8 |
|
| 9 |
! From dyn3d/advect.F, version 1.1.1.1, 2004/05/19 12:53:06 |
| 10 |
! Authors: P. Le Van , F. Hourdin |
| 11 |
! Objet : calcul des termes d'advection verticale pour u, v, teta. |
| 12 |
! Ces termes sont ajoutés à du, dv, dteta. |
| 13 |
|
| 14 |
USE dimens_m, ONLY : iim, llm |
| 15 |
USE paramet_m, ONLY : iip1, iip2, ip1jm, ip1jmp1 |
| 16 |
USE comconst, ONLY : daysec |
| 17 |
|
| 18 |
REAL, intent(in):: ucov(ip1jmp1, llm), vcov(ip1jm, llm) |
| 19 |
real, intent(in):: teta(ip1jmp1, llm) |
| 20 |
real, INTENT (IN):: w(ip1jmp1, llm) |
| 21 |
REAL, intent(in):: massebx(ip1jmp1, llm), masseby(ip1jm, llm) |
| 22 |
REAL, intent(inout):: du(ip1jmp1, llm), dv(ip1jm, llm), dteta(ip1jmp1, llm) |
| 23 |
|
| 24 |
! Local: |
| 25 |
REAL uav(ip1jmp1, llm), vav(ip1jm, llm), wsur2(ip1jmp1) |
| 26 |
REAL ww, uu, vv |
| 27 |
INTEGER ij, l |
| 28 |
|
| 29 |
!----------------------------------------------------------------------- |
| 30 |
|
| 31 |
! 2. Calculs preliminaires : |
| 32 |
|
| 33 |
! Calcul de \bar{u}^{yy} |
| 34 |
DO l = 1, llm |
| 35 |
DO ij = iip2, ip1jmp1 |
| 36 |
uav(ij, l) = 0.25*(ucov(ij, l)+ucov(ij-iip1, l)) |
| 37 |
END DO |
| 38 |
DO ij = iip2, ip1jm |
| 39 |
uav(ij, l) = uav(ij, l) + uav(ij+iip1, l) |
| 40 |
END DO |
| 41 |
DO ij = 1, iip1 |
| 42 |
uav(ij, l) = 0. |
| 43 |
uav(ip1jm+ij, l) = 0. |
| 44 |
END DO |
| 45 |
END DO |
| 46 |
|
| 47 |
! Calcul de \bar{v}^{xx} |
| 48 |
DO l = 1, llm |
| 49 |
DO ij = 2, ip1jm |
| 50 |
vav(ij, l) = 0.25*(vcov(ij, l)+vcov(ij-1, l)) |
| 51 |
END DO |
| 52 |
DO ij = 1, ip1jm, iip1 |
| 53 |
vav(ij, l) = vav(ij+iim, l) |
| 54 |
END DO |
| 55 |
DO ij = 1, ip1jm - 1 |
| 56 |
vav(ij, l) = vav(ij, l) + vav(ij+1, l) |
| 57 |
END DO |
| 58 |
DO ij = 1, ip1jm, iip1 |
| 59 |
vav(ij+iim, l) = vav(ij, l) |
| 60 |
END DO |
| 61 |
END DO |
| 62 |
|
| 63 |
DO l = 1, llm - 1 |
| 64 |
! calcul de - w/2 au niveau l+1 |
| 65 |
DO ij = 1, ip1jmp1 |
| 66 |
wsur2(ij) = -0.5 * w(ij, l+1) |
| 67 |
END DO |
| 68 |
|
| 69 |
! calcul pour "du" |
| 70 |
DO ij = iip2, ip1jm - 1 |
| 71 |
ww = wsur2(ij) + wsur2(ij+1) |
| 72 |
uu = 0.5*(ucov(ij, l)+ucov(ij, l+1)) |
| 73 |
du(ij, l) = du(ij, l) - ww*(uu-uav(ij, l))/massebx(ij, l) |
| 74 |
du(ij, l+1) = du(ij, l+1) + ww*(uu-uav(ij, l+1))/massebx(ij, l+1) |
| 75 |
END DO |
| 76 |
|
| 77 |
! correction pour du(iip1, j, l) |
| 78 |
! du(iip1, j, l)= du(1, j, l) |
| 79 |
DO ij = iip1 + iip1, ip1jm, iip1 |
| 80 |
du(ij, l) = du(ij-iim, l) |
| 81 |
du(ij, l+1) = du(ij-iim, l+1) |
| 82 |
END DO |
| 83 |
|
| 84 |
! calcul pour dv |
| 85 |
DO ij = 1, ip1jm |
| 86 |
ww = wsur2(ij+iip1) + wsur2(ij) |
| 87 |
vv = 0.5*(vcov(ij, l)+vcov(ij, l+1)) |
| 88 |
dv(ij, l) = dv(ij, l) - ww*(vv-vav(ij, l))/masseby(ij, l) |
| 89 |
dv(ij, l+1) = dv(ij, l+1) + ww*(vv-vav(ij, l+1))/masseby(ij, l+1) |
| 90 |
END DO |
| 91 |
|
| 92 |
! calcul pour dh |
| 93 |
! calcul de - d(\bar{teta}^z * w) qu'on ajoute à dh |
| 94 |
DO ij = 1, ip1jmp1 |
| 95 |
ww = wsur2(ij) * (teta(ij, l) + teta(ij, l + 1)) |
| 96 |
dteta(ij, l) = dteta(ij, l) - ww |
| 97 |
dteta(ij, l + 1) = dteta(ij, l + 1) + ww |
| 98 |
end DO |
| 99 |
END DO |
| 100 |
|
| 101 |
END SUBROUTINE advect |
| 102 |
|
| 103 |
end module advect_m |
Parent Directory
| 
Revision Log