7 |
C | o Step model fields forward in time | |
C | o Step model fields forward in time | |
8 |
C \==========================================================/ |
C \==========================================================/ |
9 |
SUBROUTINE IMPLDIFF( bi, bj, iMin, iMax, jMin, jMax, |
SUBROUTINE IMPLDIFF( bi, bj, iMin, iMax, jMin, jMax, |
10 |
I KappaZT, |
I KappaZT,KappaZS, |
11 |
I myThid ) |
I myThid ) |
12 |
implicit none |
implicit none |
13 |
! Common |
! Common |
19 |
C == Routine Arguments == |
C == Routine Arguments == |
20 |
INTEGER bi,bj,iMin,iMax,jMin,jMax |
INTEGER bi,bj,iMin,iMax,jMin,jMax |
21 |
_RL KappaZT(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nz) |
_RL KappaZT(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nz) |
22 |
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_RL KappaZS(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nz) |
23 |
INTEGER myThid |
INTEGER myThid |
24 |
C == Local variables == |
C == Local variables == |
25 |
INTEGER i,j,k |
INTEGER i,j,k |
30 |
_RL bet(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
_RL bet(1-Olx:sNx+Olx,1-Oly:sNy+Oly) |
31 |
_RL gam(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nz) |
_RL gam(1-Olx:sNx+Olx,1-Oly:sNy+Oly,Nz) |
32 |
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|
33 |
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C *************************************************************** |
34 |
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C ***************** **************** |
35 |
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C ***************** N O T E **************** |
36 |
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C ***************** **************** |
37 |
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C *************************************************************** |
38 |
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C |
39 |
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C The implicit diffusion of SALT currently uses the diffusivity |
40 |
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C of the THETA. |
41 |
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C ie. KappaZS is ignored. |
42 |
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C |
43 |
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C This is only a temporary situation. We appreciate your |
44 |
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C patience and understanding. |
45 |
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C |
46 |
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C Signed, The Management. |
47 |
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C |
48 |
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C *************************************************************** |
49 |
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C *************************************************************** |
50 |
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51 |
IF (Nz.GT.1) THEN ! Only need do anything if Nz>1 |
IF (Nz.GT.1) THEN ! Only need do anything if Nz>1 |
52 |
C Beginning of forward sweep (top level) |
C Beginning of forward sweep (top level) |
53 |
DO j=jMin,jMax |
DO j=jMin,jMax |
58 |
bet(i,j)=0. |
bet(i,j)=0. |
59 |
IF (b(i,j).NE.0.) bet(i,j)=1. / b(i,j) |
IF (b(i,j).NE.0.) bet(i,j)=1. / b(i,j) |
60 |
theta(i,j,1,bi,bj)=theta(i,j,1,bi,bj)*bet(i,j) |
theta(i,j,1,bi,bj)=theta(i,j,1,bi,bj)*bet(i,j) |
61 |
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salt(i,j,1,bi,bj)=salt(i,j,1,bi,bj)*bet(i,j) |
62 |
ENDDO |
ENDDO |
63 |
ENDDO |
ENDDO |
64 |
ENDIF |
ENDIF |
82 |
IF (bet(i,j).NE.0.) bet(i,j)=1. / bet(i,j) |
IF (bet(i,j).NE.0.) bet(i,j)=1. / bet(i,j) |
83 |
theta(i,j,k,bi,bj)=(theta(i,j,k,bi,bj) |
theta(i,j,k,bi,bj)=(theta(i,j,k,bi,bj) |
84 |
& -a(i,j)*theta(i,j,k-1,bi,bj))*bet(i,j) |
& -a(i,j)*theta(i,j,k-1,bi,bj))*bet(i,j) |
85 |
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salt(i,j,k,bi,bj)=(salt(i,j,k,bi,bj) |
86 |
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& -a(i,j)*salt(i,j,k-1,bi,bj))*bet(i,j) |
87 |
ENDDO |
ENDDO |
88 |
ENDDO |
ENDDO |
89 |
ENDDO |
ENDDO |
105 |
IF (bet(i,j).NE.0.) bet(i,j)=1. / bet(i,j) |
IF (bet(i,j).NE.0.) bet(i,j)=1. / bet(i,j) |
106 |
theta(i,j,Nz,bi,bj)=(theta(i,j,Nz,bi,bj) |
theta(i,j,Nz,bi,bj)=(theta(i,j,Nz,bi,bj) |
107 |
& -a(i,j)*theta(i,j,Nz-1,bi,bj))*bet(i,j) |
& -a(i,j)*theta(i,j,Nz-1,bi,bj))*bet(i,j) |
108 |
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salt(i,j,Nz,bi,bj)=(salt(i,j,Nz,bi,bj) |
109 |
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& -a(i,j)*salt(i,j,Nz-1,bi,bj))*bet(i,j) |
110 |
ENDDO |
ENDDO |
111 |
ENDDO |
ENDDO |
112 |
C Backward sweep |
C Backward sweep |
115 |
DO i=iMin,iMax |
DO i=iMin,iMax |
116 |
theta(i,j,k,bi,bj)=theta(i,j,k,bi,bj) |
theta(i,j,k,bi,bj)=theta(i,j,k,bi,bj) |
117 |
& -gam(i,j,k+1)*theta(i,j,k+1,bi,bj) |
& -gam(i,j,k+1)*theta(i,j,k+1,bi,bj) |
118 |
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salt(i,j,k,bi,bj)=salt(i,j,k,bi,bj) |
119 |
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& -gam(i,j,k+1)*salt(i,j,k+1,bi,bj) |
120 |
ENDDO |
ENDDO |
121 |
ENDDO |
ENDDO |
122 |
ENDDO |
ENDDO |