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dgoldberg |
1.4 |
C $Header: /u/gcmpack/MITgcm_contrib/ksnow/press_release/code/pressure_release_salt.F,v 1.3 2017/03/14 15:57:18 dgoldberg Exp $ |
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ksnow |
1.1 |
C $Name: $ |
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#include "PACKAGES_CONFIG.h" |
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#include "CPP_OPTIONS.h" |
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CBOP |
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SUBROUTINE PRESSURE_RELEASE_SALT( |
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U gS_arr, |
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I iMin,iMax,jMin,jMax, k, bi,bj, |
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I myTime, myIter, myThid ) |
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C *============================================================* |
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C | SUBROUTINE PRESSURE_RELEASE_SALT |
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C | o Transport salt with darcy flux |
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C *============================================================* |
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IMPLICIT NONE |
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C === Global variables === |
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#include "SIZE.h" |
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#include "EEPARAMS.h" |
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#include "PARAMS.h" |
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#include "GRID.h" |
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#include "DYNVARS.h" |
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#include "SURFACE.h" |
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#include "FFIELDS.h" |
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C === Routine arguments === |
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C myThid - Number of this instance |
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_RL gS_arr(1-OLx:sNx+OLx,1-OLy:sNy+OLy) |
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INTEGER k,bi,bj |
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INTEGER iMin,iMax,jMin,jMax |
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_RL myTime |
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INTEGER myIter |
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INTEGER myThid |
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CEndOfInterface |
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ksnow |
1.2 |
#ifdef ALLOW_PRESSURE_RELEASE_CODE |
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ksnow |
1.1 |
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ksnow |
1.2 |
C === Local Variables === |
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INTEGER i,j,k_e,k_ce,k_s,k_cs,k_w,k_cw,k_n,k_cn |
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_RL S_trans_west,S_trans_east,S_trans_south,S_trans_north |
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ksnow |
1.1 |
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DO j=jMin+1,jMax-1 |
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DO i=iMin+1,iMax-1 |
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ksnow |
1.2 |
S_trans_west = 0.0 |
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S_trans_north = 0.0 |
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S_trans_east = 0.0 |
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S_trans_south = 0.0 |
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ksnow |
1.1 |
C calculate the k cells the tracers are transferred between in north, |
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C south east and west cells. |
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ksnow |
1.2 |
C Need to find if adjacent cells are deeper or shallower |
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ksnow |
1.1 |
IF (kLowC(i,j,bi,bj) .GE. kLowC(i+1,j,bi,bj)) THEN |
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k_e = kLowC(i+1,j,bi,bj) |
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k_ce = kSurfC(i,j,bi,bj) |
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ELSE |
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k_e = kSurfC(i+1,j,bi,bj) |
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k_ce = kLowC(i,j,bi,bj) |
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ENDIF |
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IF (kLowC(i,j,bi,bj) .GE. kLowC(i-1,j,bi,bj)) THEN |
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k_w = kLowC(i-1,j,bi,bj) |
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k_cw = kSurfC(i,j,bi,bj) |
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ELSE |
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k_w = kSurfC(i-1,j,bi,bj) |
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k_cw = kLowC(i,j,bi,bj) |
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ENDIF |
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IF (kLowC(i,j,bi,bj) .GE. kLowC(i,j+1,bi,bj)) THEN |
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k_n = kLowC(i,j+1,bi,bj) |
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k_cn = kSurfC(i,j,bi,bj) |
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ELSE |
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k_n = kSurfC(i,j+1,bi,bj) |
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k_cn = kLowC(i,j,bi,bj) |
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ENDIF |
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IF (kLowC(i,j,bi,bj) .GE. kLowC(i,j-1,bi,bj)) THEN |
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k_s = kLowC(i,j-1,bi,bj) |
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k_cs = kSurfC(i,j,bi,bj) |
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ELSE |
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k_s = kSurfC(i,j-1,bi,bj) |
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k_cs = kLowC(i,j,bi,bj) |
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ENDIF |
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C calculate the net tracer flux through north, south east and west |
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C faces. |
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ksnow |
1.2 |
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IF (k .EQ. k_cw) THEN |
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dgoldberg |
1.3 |
if (k_cw.gt.0 .and. k_w.gt.0) then |
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S_trans_west =0.5 _d 0 * |
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& ( pReleaseTransX(i,j,bi,bj) * |
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& (salt(i-1,j,k_w,bi,bj)+salt(i,j,k_cw,bi,bj)) |
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& +abs(pReleaseTransX(i,j,bi,bj)) * |
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& (salt(i-1,j,k_w,bi,bj)-salt(i,j,k_cw,bi,bj))) |
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& *recip_rA(i,j,bi,bj) |
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& *recip_deepFac2C(k_cw)*recip_rhoFacC(k_cw) |
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ksnow |
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& *recip_drF(k_cw)*_recip_hFacC(i,j,k_cw,bi,bj) |
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dgoldberg |
1.3 |
endif |
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ksnow |
1.2 |
ENDIF |
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IF (k .EQ. k_ce) THEN |
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dgoldberg |
1.3 |
if (k_ce.gt.0 .and. k_e.gt.0) then |
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S_trans_east =0.5 _d 0 * |
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& ( pReleaseTransX(i+1,j,bi,bj) * |
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dgoldberg |
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& (salt(i,j,k_ce,bi,bj)+salt(i+1,j,k_e,bi,bj)) |
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dgoldberg |
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& +abs(pReleaseTransX(i+1,j,bi,bj)) * |
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dgoldberg |
1.4 |
& (salt(i,j,k_ce,bi,bj)-salt(i+1,j,k_e,bi,bj))) |
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dgoldberg |
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& *recip_rA(i,j,bi,bj) |
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& *recip_deepFac2C(k_ce)*recip_rhoFacC(k_ce) |
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ksnow |
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& *recip_drF(k_ce)*_recip_hFacC(i,j,k_ce,bi,bj) |
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dgoldberg |
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! S_trans_east =pReleaseTransX(i+1,j,bi,bj)* |
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! & (salt(i,j,k_ce,bi,bj) -salt(i+1,j,k_e,bi,bj)) |
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! & *recip_dxG(i,j,bi,bj) |
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! & *recip_drF(k_ce)*_recip_hFacC(i,j,k_ce,bi,bj) |
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endif |
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ksnow |
1.2 |
ENDIF |
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IF (k .EQ. k_cs) THEN |
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dgoldberg |
1.3 |
if (k_cs.gt.0 .and. k_s.gt.0) then |
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S_trans_south =0.5 _d 0 * |
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& ( pReleaseTransY(i,j,bi,bj) * |
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& (salt(i,j-1,k_s,bi,bj)+salt(i,j,k_cs,bi,bj)) |
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& +abs(pReleaseTransY(i,j,bi,bj)) * |
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& (salt(i,j-1,k_s,bi,bj)-salt(i,j,k_cs,bi,bj))) |
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& *recip_rA(i,j,bi,bj) |
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& *recip_deepFac2C(k_cs)*recip_rhoFacC(k_cs) |
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ksnow |
1.1 |
& *recip_drF(k_cs)*_recip_hFacC(i,j,k_cs,bi,bj) |
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dgoldberg |
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! S_trans_south =pReleaseTransY(i,j,bi,bj)* |
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! & (salt(i,j-1,k_s,bi,bj) -salt(i,j,k_cs,bi,bj)) |
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! & *recip_dyG(i,j,bi,bj) |
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! & *recip_drF(k_cs)*_recip_hFacC(i,j,k_cs,bi,bj) |
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endif |
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ksnow |
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ENDIF |
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IF (k .EQ. k_cn) THEN |
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dgoldberg |
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if (k_cn.gt.0 .and. k_n.gt.0) then |
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S_trans_north =0.5 _d 0 * |
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& ( pReleaseTransY(i,j+1,bi,bj) * |
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dgoldberg |
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& (salt(i,j,k_cn,bi,bj)+salt(i,j+1,k_n,bi,bj)) |
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dgoldberg |
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& +abs(pReleaseTransY(i,j+1,bi,bj)) * |
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dgoldberg |
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& (salt(i,j,k_cn,bi,bj)-salt(i,j+1,k_n,bi,bj))) |
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dgoldberg |
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& *recip_rA(i,j,bi,bj) |
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& *recip_deepFac2C(k_cn)*recip_rhoFacC(k_cn) |
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ksnow |
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& *recip_drF(k_cn)*_recip_hFacC(i,j,k_cn,bi,bj) |
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dgoldberg |
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! S_trans_north =pReleaseTransY(i,j+1,bi,bj)* |
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! & (salt(i,j,k_cn,bi,bj) -salt(i,j+1,k_n,bi,bj)) |
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! & *recip_dyG(i,j,bi,bj) |
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! & *recip_drF(k_cn)*_recip_hFacC(i,j,k_cn,bi,bj) |
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endif |
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ksnow |
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ENDIF |
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ksnow |
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ksnow |
1.2 |
C IF ((k .LE. 72) .AND. (k .GE. 68)) THEN |
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C IF (i .EQ. 10) THEN |
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C IF ((j .LE.100) .AND. (j .GE. 80)) THEN |
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C print *,'KS_ks',j,k,k_cn,k_cs,k_n,k_s,salt(i,j-1,k_s,bi,bj) |
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C & ,salt(i,j+1,k_n,bi,bj),S_trans_north,S_trans_south, |
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C & pReleaseTransY(i,j,bi,bj), pReleaseTransY(i,j+1,bi,bj) |
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C & ,pReleaseTransY(i,j-1,bi,bj) |
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C ENDIF |
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C ENDIF |
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C ENDIF |
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ksnow |
1.1 |
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C Add to get total tracer tendency. |
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gS_arr(i,j) = gS_arr(i,j) + S_trans_west - S_trans_east |
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& + S_trans_south - S_trans_north |
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dgoldberg |
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! if (i.eq.7.and.j.eq.161.and.k.eq.60) then |
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! print *, "GOT HERE PRESS_RELEASE_SALT", k, |
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! & uvel(i,j,k,bi,bj), uvel(i+1,j,k,bi,bj), |
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! & vvel(i,j,k,bi,bj), vvel(i,j+1,k,bi,bj), |
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! & S_trans_south, |
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! & salt(i,j,k_cs,bi,bj), _recip_hFacC(i,j,k_cs,bi,bj), |
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! & pReleaseTransY(i,j,bi,bj) |
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! endif |
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ksnow |
1.1 |
ENDDO |
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ENDDO |
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ksnow |
1.2 |
#endif /* ALLOW_PRESSURE_RELEASE_CODE */ |
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ksnow |
1.1 |
RETURN |
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END |
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