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C $Header: /u/gcmpack/MITgcm/pkg/shelfice/shelfice_init_fixed.F,v 1.17 2016/02/15 18:02:37 jmc Exp $ |
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C $Name: $ |
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|
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#include "SHELFICE_OPTIONS.h" |
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#ifdef ALLOW_COST |
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# include "COST_OPTIONS.h" |
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#endif |
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#ifdef ALLOW_CTRL |
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# include "CTRL_OPTIONS.h" |
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#endif |
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|
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SUBROUTINE SHELFICE_INIT_FIXED( myThid ) |
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C *============================================================* |
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C | SUBROUTINE SHELFICE_INIT_FIXED |
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C | o Routine to initialize SHELFICE parameters and variables. |
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C *============================================================* |
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C | Initialize SHELFICE parameters and variables. |
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C *============================================================* |
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IMPLICIT NONE |
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|
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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 "SHELFICE.h" |
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#ifdef ALLOW_COST |
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# include "cost.h" |
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# include "SHELFICE_COST.h" |
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#endif /* ALLOW_COST */ |
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|
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C === Routine arguments === |
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C myThid :: Number of this instance of SHELFICE_INIT_FIXED |
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INTEGER myThid |
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|
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#ifdef ALLOW_SHELFICE |
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C === Local variables === |
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C i, j, bi, bj :: Loop counters |
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INTEGER i, j, bi, bj |
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#ifdef ALLOW_DIAGNOSTICS |
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INTEGER diagNum |
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INTEGER diagMate |
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CHARACTER*8 diagName |
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CHARACTER*16 diagCode |
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CHARACTER*16 diagUnits |
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CHARACTER*(80) diagTitle |
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#endif /* ALLOW_DIAGNOSTICS */ |
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#ifdef ALLOW_SHIFWFLX_CONTROL |
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INTEGER k |
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# ifdef ALLOW_SHIFWFLX_COST_CONTRIBUTION |
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_RL dummy |
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# endif |
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#endif |
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|
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#ifdef ALLOW_MNC |
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C Initialize MNC variable information for SHELFICE |
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IF ( useMNC .AND. (shelfice_tave_mnc.OR.shelfice_dump_mnc) |
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& ) THEN |
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CALL SHELFICE_MNC_INIT( myThid ) |
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ENDIF |
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#endif /* ALLOW_MNC */ |
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|
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C----------------------------------------------------------------------- |
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C-- Initialize SHELFICE variables kTopC |
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C-- kTopC is the same as kSurfC, except outside ice-shelf area: |
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C-- kTop = 0 where there is no ice-shelf (where kSurfC=1) |
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C-- and over land (completely dry column) where kSurfC = Nr+1 |
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C----------------------------------------------------------------------- |
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|
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
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DO j = 1-OLy, sNy+OLy |
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DO i = 1-OLx, sNx+OLx |
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IF ( kSurfC(i,j,bi,bj).LE.Nr .AND. |
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& R_shelfIce(i,j,bi,bj).LT.zeroRS ) THEN |
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kTopC(i,j,bi,bj) = kSurfC(i,j,bi,bj) |
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ELSE |
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kTopC(i,j,bi,bj) = 0 |
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ENDIF |
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shelficeMassInit (i,j,bi,bj) = 0. _d 0 |
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shelficeLoadAnomaly(i,j,bi,bj) = 0. _d 0 |
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shelfIceMassDynTendency(i,j,bi,bj) = 0. _d 0 |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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|
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#ifdef ALLOW_SHIFWFLX_CONTROL |
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C maskSHI is a hack to play along with the general ctrl-package |
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C infrastructure, where only the k=1 layer of a 3D mask is used |
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C for 2D fields. We cannot use maskInC instead, because routines |
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C like ctrl_get_gen and ctrl_set_unpack_xy require 3D masks. |
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
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DO k=1,Nr |
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DO j=1-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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maskSHI(i,j,k,bi,bj) = 0. _d 0 |
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ENDDO |
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ENDDO |
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ENDDO |
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DO k=1,Nr |
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DO j=1-OLy,sNy+OLy |
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DO i=1-OLx,sNx+OLx |
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IF ( R_shelfIce(i,j,bi,bj).LT.zeroRS |
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& .AND. hFacC(i,j,k,bi,bj).NE.zeroRS ) THEN |
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maskSHI(i,j,k,bi,bj) = 1. _d 0 |
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maskSHI(i,j,1,bi,bj) = 1. _d 0 |
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ENDIF |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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#endif /* ALLOW_SHIFWFLX_CONTROL */ |
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|
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#ifdef ALLOW_COST |
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#if (defined (ALLOW_SHIFWFLX_COST_CONTRIBUTION) && \ |
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defined (ALLOW_SHIFWFLX_CONTROL)) |
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IF ( shifwflx_errfile .NE. ' ' ) THEN |
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CALL READ_REC_XY_RL( shifwflx_errfile, wshifwflx, 1, 0, myThid ) |
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ENDIF |
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|
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
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DO j = 1-OLy, sNy+OLy |
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DO i = 1-OLx, sNx+OLx |
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c-- Test for missing values. |
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IF (wshifwflx(i,j,bi,bj) .LT. -9900.) THEN |
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wshifwflx(i,j,bi,bj) = 0. _d 0 |
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ENDIF |
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c-- use weight as mask |
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wshifwflx(i,j,bi,bj) = |
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& max(wshifwflx(i,j,bi,bj),wshifwflx0) |
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& *maskSHI(i,j,1,bi,bj) |
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IF (wshifwflx(i,j,bi,bj) .NE. 0.) THEN |
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wshifwflx(i,j,bi,bj) = |
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& 1./wshifwflx(i,j,bi,bj)/wshifwflx(i,j,bi,bj) |
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ENDIF |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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CALL ACTIVE_WRITE_XY_LOC( 'wshifwflx', wshifwflx, |
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& 1, 0, myThid, dummy ) |
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#endif /* ALLOW_SHIFWFLX_COST_CONTRIBUTION and ALLOW_SHIFWFLX_CONTROL */ |
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#endif /* ALLOW_COST */ |
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|
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IF ( SHELFICEloadAnomalyFile .NE. ' ' ) THEN |
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CALL READ_FLD_XY_RL( SHELFICEloadAnomalyFile, ' ', |
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& shelficeLoadAnomaly, 0, myThid ) |
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ENDIF |
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IF ( SHELFICEmassFile.NE.' ' ) THEN |
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CALL READ_FLD_XY_RL( SHELFICEmassFile, ' ', |
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& shelficeMassInit, 0, myThid ) |
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ELSE |
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
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DO j = 1, sNy |
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DO i = 1, sNx |
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shelficeMassInit(i,j,bi,bj) = |
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& shelficeLoadAnomaly(i,j,bi,bj)*recip_gravity |
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& - rhoConst*Ro_surf(i,j,bi,bj) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDIF |
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_EXCH_XY_RL( shelficeMassInit, myThid ) |
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CALL WRITE_FLD_XY_RL ( 'shelficemassinit', ' ', |
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& shelficeMassInit, 0, myThid ) |
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|
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c IF ( SHELFICEloadAnomalyFile .EQ. ' ' ) THEN |
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C- In case we need shelficeLoadAnomaly in phi0surf for initial pressure |
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C calculation (if using selectP_inEOS_Zc=2 or 3) |
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DO bj = myByLo(myThid), myByHi(myThid) |
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DO bi = myBxLo(myThid), myBxHi(myThid) |
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DO j = 1-OLy, sNy+OLy |
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DO i = 1-OLx, sNx+OLx |
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shelficeLoadAnomaly(i,j,bi,bj) = gravity |
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& *(shelficeMassInit(i,j,bi,bj)+rhoConst*Ro_surf(i,j,bi,bj)) |
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ENDDO |
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ENDDO |
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ENDDO |
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ENDDO |
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c ELSE |
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c _EXCH_XY_RS( shelficeLoadAnomaly, myThid ) |
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c ENDIF |
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IF ( debugLevel.GE.debLevC ) THEN |
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CALL WRITE_FLD_XY_RL( 'SHICE_pLoadAnom', ' ', |
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I shelficeLoadAnomaly, -1, myThid ) |
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ENDIF |
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|
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IF ( SHELFICEMassStepping .AND. |
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& SHELFICEMassDynTendFile .NE. ' ' ) THEN |
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CALL READ_FLD_XY_RS( SHELFICEMassDynTendFile, ' ', |
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& shelfIceMassDynTendency, 0, myThid ) |
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ENDIF |
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|
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#ifdef ALLOW_DIAGNOSTICS |
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IF ( useDiagnostics ) THEN |
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diagName = 'SHIfwFlx' |
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diagTitle = 'Ice shelf fresh water flux (positive upward)' |
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diagUnits = 'kg/m^2/s ' |
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diagCode = 'SM L1 ' |
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CALL DIAGNOSTICS_ADDTOLIST( diagNum, |
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I diagName, diagCode, diagUnits, diagTitle, 0, myThid ) |
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|
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diagName = 'SHIhtFlx' |
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diagTitle = 'Ice shelf heat flux (positive upward)' |
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diagUnits = 'W/m^2 ' |
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diagCode = 'SM L1 ' |
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CALL DIAGNOSTICS_ADDTOLIST( diagNum, |
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I diagName, diagCode, diagUnits, diagTitle, 0, myThid ) |
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|
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diagName = 'SHIUDrag' |
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diagTitle = 'U momentum tendency from ice shelf drag' |
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diagUnits = 'm/s^2 ' |
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diagCode = 'UU MR ' |
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diagMate = diagNum + 2 |
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CALL DIAGNOSTICS_ADDTOLIST( diagNum, |
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I diagName, diagCode, diagUnits, diagTitle, diagMate, myThid ) |
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|
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diagName = 'SHIVDrag' |
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diagTitle = 'V momentum tendency from ice shelf drag' |
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diagUnits = 'm/s^2 ' |
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diagCode = 'VV MR ' |
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diagMate = diagNum |
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CALL DIAGNOSTICS_ADDTOLIST( diagNum, |
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I diagName, diagCode, diagUnits, diagTitle, diagMate, myThid ) |
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|
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diagName = 'SHIForcT' |
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diagTitle = 'Ice shelf forcing for theta, >0 increases theta' |
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diagUnits = 'W/m^2 ' |
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diagCode = 'SM L1 ' |
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CALL DIAGNOSTICS_ADDTOLIST( diagNum, |
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I diagName, diagCode, diagUnits, diagTitle, 0, myThid ) |
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|
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diagName = 'SHIForcS' |
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diagTitle = 'Ice shelf forcing for salt, >0 increases salt' |
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diagUnits = 'g/m^2/s ' |
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diagCode = 'SM L1 ' |
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CALL DIAGNOSTICS_ADDTOLIST( diagNum, |
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I diagName, diagCode, diagUnits, diagTitle, 0, myThid ) |
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|
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diagName = 'SHIgammT' |
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diagTitle = 'Ice shelf exchange coefficient for theta' |
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diagUnits = 'm/s ' |
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diagCode = 'SM L1 ' |
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CALL DIAGNOSTICS_ADDTOLIST( diagNum, |
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I diagName, diagCode, diagUnits, diagTitle, 0, myThid ) |
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|
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diagName = 'SHIgammS' |
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diagTitle = 'Ice shelf exchange coefficient for salt' |
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diagUnits = 'm/s ' |
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diagCode = 'SM L1 ' |
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CALL DIAGNOSTICS_ADDTOLIST( diagNum, |
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I diagName, diagCode, diagUnits, diagTitle, 0, myThid ) |
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|
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diagName = 'SHIuStar' |
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diagTitle = 'Friction velocity at bottom of ice shelf' |
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diagUnits = 'm/s ' |
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diagCode = 'SM L1 ' |
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CALL DIAGNOSTICS_ADDTOLIST( diagNum, |
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I diagName, diagCode, diagUnits, diagTitle, 0, myThid ) |
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|
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diagName = 'SHI_mass' |
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diagTitle = 'dynamic ice shelf mass for surface load anomaly' |
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diagUnits = 'kg/m^2 ' |
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diagCode = 'SM L1 ' |
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CALL DIAGNOSTICS_ADDTOLIST( diagNum, |
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I diagName, diagCode, diagUnits, diagTitle, 0, myThid ) |
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|
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diagName = 'SHIRshel' |
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diagTitle = 'depth of shelfice' |
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diagUnits = 'm ' |
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diagCode = 'SM L1 ' |
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CALL DIAGNOSTICS_ADDTOLIST( diagNum, |
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I diagName, diagCode, diagUnits, diagTitle, 0, myThid ) |
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|
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diagName = 'SHI_MEff' |
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diagTitle = 'dynamic ice shelf mass for surface load anomaly' |
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diagUnits = 'kg/m^2 ' |
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diagCode = 'SM L1 ' |
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CALL DIAGNOSTICS_ADDTOLIST( diagNum, |
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I diagName, diagCode, diagUnits, diagTitle, 0, myThid ) |
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ENDIF |
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#endif /* ALLOW_DIAGNOSTICS */ |
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#endif /* ALLOW_SHELFICE */ |
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|
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RETURN |
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END |
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