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dgoldberg |
1.4 |
C $Header: /u/gcmpack/MITgcm_contrib/ksnow/press_release/code/pressure_release_theta.F,v 1.3 2017/03/14 15:57:18 dgoldberg Exp $ |
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ksnow |
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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_THETA( |
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U gT_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_THETA |
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C | o Transport theta 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 gT_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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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 T_trans_west,T_trans_east,T_trans_south,T_trans_north |
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ksnow |
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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 |
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T_trans_west = 0.0 |
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T_trans_north = 0.0 |
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T_trans_east = 0.0 |
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T_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 |
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C Need to find if adjacent cells are deeper or shallower |
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ksnow |
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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 |
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dgoldberg |
1.3 |
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ksnow |
1.2 |
IF (k .EQ. k_cw) THEN |
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dgoldberg |
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if (k_cw.gt.0 .and. k_w.gt.0) then |
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T_trans_west =0.5 _d 0 * |
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& ( pReleaseTransX(i,j,bi,bj) * |
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& (theta(i-1,j,k_w,bi,bj)+theta(i,j,k_cw,bi,bj)) |
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& +abs(pReleaseTransX(i,j,bi,bj)) * |
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& (theta(i-1,j,k_w,bi,bj)-theta(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 |
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endif |
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ENDIF |
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ksnow |
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IF (k .EQ. k_ce) THEN |
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dgoldberg |
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if (k_ce.gt.0 .and. k_e.gt.0) then |
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T_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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& (theta(i,j,k_ce,bi,bj)+theta(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 |
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& (theta(i,j,k_ce,bi,bj)-theta(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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endif |
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ksnow |
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ENDIF |
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IF (k .EQ. k_cs) THEN |
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dgoldberg |
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if (k_cs.gt.0 .and. k_s.gt.0) then |
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T_trans_south =0.5 _d 0 * |
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& ( pReleaseTransY(i,j,bi,bj) * |
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& (theta(i,j-1,k_s,bi,bj)+theta(i,j,k_cs,bi,bj)) |
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& +abs(pReleaseTransY(i,j,bi,bj)) * |
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& (theta(i,j-1,k_s,bi,bj)-theta(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 |
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& *recip_drF(k_cs)*_recip_hFacC(i,j,k_cs,bi,bj) |
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dgoldberg |
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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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T_trans_north =0.5 _d 0 * |
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& ( pReleaseTransY(i,j+1,bi,bj) * |
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dgoldberg |
1.4 |
& (theta(i,j,k_cn,bi,bj)+theta(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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& (theta(i,j,k_cn,bi,bj)-theta(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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endif |
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ksnow |
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ENDIF |
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ksnow |
1.1 |
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dgoldberg |
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! IF (k .EQ. k_cw) THEN |
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! if (k_w.gt.0 .and. k_cw.gt.0) then |
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! T_trans_west =pReleaseTransX(i,j,bi,bj)* |
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! & (theta(i-1,j,k_w,bi,bj) -theta(i,j,k_cw,bi,bj)) |
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C & *rhoFacC(k)*mass2rUnit |
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C & *_dyG(i,j,bi,bj)*recip_rA(i,j,bi,bj)* |
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! & *recip_dxG(i,j,bi,bj) |
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! & *recip_drF(k_cw)*_recip_hFacC(i,j,k_cw,bi,bj) |
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! endif |
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! ENDIF |
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! IF (k .EQ. k_ce) THEN |
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! if (k_e.gt.0 .and. k_ce.gt.0) then |
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! T_trans_east =pReleaseTransX(i+1,j,bi,bj)* |
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! & (theta(i,j,k_ce,bi,bj) -theta(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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! ENDIF |
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! IF (k .EQ. k_cs) THEN |
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! if (k_s.gt.0 .and. k_cs.gt.0) then |
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! T_trans_south =pReleaseTransY(i,j,bi,bj)* |
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! & (theta(i,j-1,k_s,bi,bj) -theta(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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! ENDIF |
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! IF (k .EQ. k_cn) THEN |
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! if (k_n.gt.0 .and. k_cn.gt.0) then |
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! T_trans_north =pReleaseTransY(i,j+1,bi,bj)* |
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! & (theta(i,j,k_cn,bi,bj) -theta(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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! ENDIF |
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ksnow |
1.1 |
C Add to get total tracer tendency. |
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gT_arr(i,j) = gT_arr(i,j) + T_trans_west - T_trans_east |
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& + T_trans_south - T_trans_north |
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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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