| 1 | dgoldberg | 1.2 | C $Header: /u/gcmpack/MITgcm_contrib/dgoldberg/shelfice/shelfice_init_fixed.F,v 1.1 2014/08/27 19:26:17 dgoldberg Exp $ | 
| 2 | dgoldberg | 1.1 | C $Name:  $ | 
| 3 |  |  |  | 
| 4 |  |  | #include "SHELFICE_OPTIONS.h" | 
| 5 | dgoldberg | 1.2 | #ifdef ALLOW_COST | 
| 6 |  |  | # include "COST_OPTIONS.h" | 
| 7 |  |  | #endif | 
| 8 |  |  | #ifdef ALLOW_CTRL | 
| 9 |  |  | # include "CTRL_OPTIONS.h" | 
| 10 |  |  | #endif | 
| 11 |  |  |  | 
| 12 | dgoldberg | 1.1 |  | 
| 13 |  |  | SUBROUTINE SHELFICE_INIT_FIXED( myThid ) | 
| 14 |  |  | C     *============================================================* | 
| 15 |  |  | C     | SUBROUTINE SHELFICE_INIT_FIXED | 
| 16 |  |  | C     | o Routine to initialize SHELFICE parameters and variables. | 
| 17 |  |  | C     *============================================================* | 
| 18 |  |  | C     | Initialize SHELFICE parameters and variables. | 
| 19 |  |  | C     *============================================================* | 
| 20 |  |  | IMPLICIT NONE | 
| 21 |  |  |  | 
| 22 |  |  | C     === Global variables === | 
| 23 |  |  | #include "SIZE.h" | 
| 24 |  |  | #include "EEPARAMS.h" | 
| 25 |  |  | #include "PARAMS.h" | 
| 26 |  |  | #include "GRID.h" | 
| 27 |  |  | #include "SHELFICE.h" | 
| 28 |  |  | #ifdef ALLOW_COST | 
| 29 |  |  | # include "cost.h" | 
| 30 |  |  | # include "SHELFICE_COST.h" | 
| 31 |  |  | #endif /* ALLOW_COST */ | 
| 32 |  |  |  | 
| 33 |  |  | C     === Routine arguments === | 
| 34 |  |  | C     myThid ::  Number of this instance of SHELFICE_INIT_FIXED | 
| 35 |  |  | INTEGER myThid | 
| 36 |  |  |  | 
| 37 |  |  | #ifdef ALLOW_SHELFICE | 
| 38 |  |  | C     === Local variables === | 
| 39 |  |  | C     i, j, bi, bj :: Loop counters | 
| 40 |  |  | INTEGER i, j, bi, bj | 
| 41 |  |  | #ifdef ALLOW_DIAGNOSTICS | 
| 42 |  |  | INTEGER       diagNum | 
| 43 |  |  | INTEGER       diagMate | 
| 44 |  |  | CHARACTER*8   diagName | 
| 45 |  |  | CHARACTER*16  diagCode | 
| 46 |  |  | CHARACTER*16  diagUnits | 
| 47 |  |  | CHARACTER*(80) diagTitle | 
| 48 |  |  | #endif /* ALLOW_DIAGNOSTICS */ | 
| 49 |  |  | #if  (defined (ALLOW_SHIFWFLX_COST_CONTRIBUTION) && \ | 
| 50 |  |  | defined (ALLOW_SHIFWFLX_CONTROL)) | 
| 51 |  |  | _RL dummy | 
| 52 |  |  | #endif | 
| 53 |  |  |  | 
| 54 |  |  | #ifdef ALLOW_MNC | 
| 55 |  |  | C     Initialize MNC variable information for SHELFICE | 
| 56 |  |  | IF ( useMNC .AND. (shelfice_tave_mnc.OR.shelfice_dump_mnc) | 
| 57 |  |  | &    ) THEN | 
| 58 |  |  | CALL SHELFICE_MNC_INIT( myThid ) | 
| 59 |  |  | ENDIF | 
| 60 |  |  | #endif /* ALLOW_MNC */ | 
| 61 |  |  |  | 
| 62 |  |  | C----------------------------------------------------------------------- | 
| 63 |  |  | C--   Initialize SHELFICE variables kTopC | 
| 64 |  |  | C--   kTopC is the same as kSurfC, except for places over land. | 
| 65 |  |  | C--   Over land (completely dry cells), kTop = 0, while kSurfC = Nr+1 | 
| 66 |  |  | C----------------------------------------------------------------------- | 
| 67 |  |  |  | 
| 68 |  |  | DO bj = myByLo(myThid), myByHi(myThid) | 
| 69 |  |  | DO bi = myBxLo(myThid), myBxHi(myThid) | 
| 70 |  |  | DO j = 1-OLy, sNy+OLy | 
| 71 |  |  | DO i = 1-OLx, sNx+OLx | 
| 72 |  |  | IF ( kSurfC(i,j,bi,bj).LE.Nr ) THEN | 
| 73 |  |  | kTopC(i,j,bi,bj) = kSurfC(i,j,bi,bj) | 
| 74 |  |  | ELSE | 
| 75 |  |  | kTopC(i,j,bi,bj) = 0 | 
| 76 |  |  | ENDIF | 
| 77 |  |  | shelficeMassInit   (i,j,bi,bj) = 0. _d 0 | 
| 78 |  |  | shelficeLoadAnomaly(i,j,bi,bj) = 0. _d 0 | 
| 79 |  |  | shelficemassdynamics(i,j,bi,bj) = 0. _d 0 | 
| 80 |  |  | ENDDO | 
| 81 |  |  | ENDDO | 
| 82 |  |  | ENDDO | 
| 83 |  |  | ENDDO | 
| 84 |  |  | #ifdef ALLOW_COST | 
| 85 |  |  | #if  (defined (ALLOW_SHIFWFLX_COST_CONTRIBUTION) && \ | 
| 86 |  |  | defined (ALLOW_SHIFWFLX_CONTROL)) | 
| 87 |  |  | IF ( shifwflx_errfile .NE. ' ' ) THEN | 
| 88 |  |  | CALL READ_REC_XY_RL( shifwflx_errfile, wshifwflx, 1, 0, myThid ) | 
| 89 |  |  | ENDIF | 
| 90 |  |  |  | 
| 91 |  |  | DO bj = myByLo(myThid), myByHi(myThid) | 
| 92 |  |  | DO bi = myBxLo(myThid), myBxHi(myThid) | 
| 93 |  |  | DO j = 1-OLy, sNy+OLy | 
| 94 |  |  | DO i = 1-OLx, sNx+OLx | 
| 95 |  |  | c--   Test for missing values. | 
| 96 |  |  | IF (wshifwflx(i,j,bi,bj) .LT. -9900.) THEN | 
| 97 |  |  | wshifwflx(i,j,bi,bj) = 0. _d 0 | 
| 98 |  |  | ENDIF | 
| 99 |  |  | c--   use weight as mask | 
| 100 |  |  | wshifwflx(i,j,bi,bj) = | 
| 101 |  |  | &         max(wshifwflx(i,j,bi,bj),wshifwflx0) | 
| 102 |  |  | &         *maskSHI(i,j,1,bi,bj) | 
| 103 |  |  | IF (wshifwflx(i,j,bi,bj) .NE. 0.) THEN | 
| 104 |  |  | wshifwflx(i,j,bi,bj) = | 
| 105 |  |  | &          1./wshifwflx(i,j,bi,bj)/wshifwflx(i,j,bi,bj) | 
| 106 |  |  | ENDIF | 
| 107 |  |  | ENDDO | 
| 108 |  |  | ENDDO | 
| 109 |  |  | ENDDO | 
| 110 |  |  | ENDDO | 
| 111 |  |  | CALL ACTIVE_WRITE_XY_LOC( 'wshifwflx', wshifwflx, | 
| 112 |  |  | &                          1, 0, myThid, dummy ) | 
| 113 | dgoldberg | 1.2 | #endif /* ALLOW_SHIFWFLX_COST_CONTRIBUTION and ALLOW_SHIFWFLX_CONTROL */ | 
| 114 | dgoldberg | 1.1 | #endif /* ALLOW_COST */ | 
| 115 |  |  |  | 
| 116 |  |  | IF ( SHELFICEloadAnomalyFile .NE. ' ' ) THEN | 
| 117 |  |  | CALL READ_FLD_XY_RS( SHELFICEloadAnomalyFile, ' ', | 
| 118 |  |  | &                      shelficeLoadAnomaly, 0, myThid ) | 
| 119 |  |  | ENDIF | 
| 120 |  |  | IF ( SHELFICEmassFile.NE.' ' ) THEN | 
| 121 |  |  | CALL READ_FLD_XY_RS( SHELFICEmassFile, ' ', | 
| 122 |  |  | &                      shelficeMassInit, 0, myThid ) | 
| 123 |  |  | ELSE | 
| 124 |  |  | DO bj = myByLo(myThid), myByHi(myThid) | 
| 125 |  |  | DO bi = myBxLo(myThid), myBxHi(myThid) | 
| 126 |  |  | DO j = 1, sNy | 
| 127 |  |  | DO i = 1, sNx | 
| 128 |  |  | shelficeMassInit(i,j,bi,bj) = | 
| 129 |  |  | &         shelficeLoadAnomaly(i,j,bi,bj)*recip_gravity | 
| 130 |  |  | &       - rhoConst*Ro_surf(i,j,bi,bj) | 
| 131 |  |  | ENDDO | 
| 132 |  |  | ENDDO | 
| 133 |  |  | ENDDO | 
| 134 |  |  | ENDDO | 
| 135 |  |  | ENDIF | 
| 136 |  |  | _EXCH_XY_RS( shelficeMassInit, myThid ) | 
| 137 |  |  | call write_fld_xy_rs ('shelficemassinit','',shelficemassinit, | 
| 138 |  |  | &  0, mythid) | 
| 139 |  |  |  | 
| 140 |  |  | c     IF ( SHELFICEloadAnomalyFile .EQ. ' ' ) THEN | 
| 141 |  |  | C-   In case we need shelficeLoadAnomaly in phi0surf for initial pressure | 
| 142 |  |  | C    calculation when useDynP_inEos_Zc | 
| 143 |  |  | DO bj = myByLo(myThid), myByHi(myThid) | 
| 144 |  |  | DO bi = myBxLo(myThid), myBxHi(myThid) | 
| 145 |  |  | DO j = 1-OLy, sNy+OLy | 
| 146 |  |  | DO i = 1-OLx, sNx+OLx | 
| 147 |  |  | shelficeLoadAnomaly(i,j,bi,bj) = gravity | 
| 148 |  |  | &      *(shelficeMassInit(i,j,bi,bj)+rhoConst*Ro_surf(i,j,bi,bj)) | 
| 149 |  |  | ENDDO | 
| 150 |  |  | ENDDO | 
| 151 |  |  | ENDDO | 
| 152 |  |  | ENDDO | 
| 153 |  |  | c     ELSE | 
| 154 |  |  | c      _EXCH_XY_RS( shelficeLoadAnomaly, myThid ) | 
| 155 |  |  | c     ENDIF | 
| 156 |  |  | IF ( debugLevel.GE.debLevC ) THEN | 
| 157 |  |  | CALL WRITE_FLD_XY_RS( 'SHICE_pLoadAnom', ' ', | 
| 158 |  |  | I                       shelficeLoadAnomaly, -1, myThid ) | 
| 159 |  |  | ENDIF | 
| 160 |  |  |  | 
| 161 |  |  | IF ( SHELFICEallowThinIceMass .and. | 
| 162 |  |  | & SHELFICEDynamicsFile .NE. ' ' ) THEN | 
| 163 |  |  | CALL READ_FLD_XY_RS( SHELFICEDynamicsFile, ' ', | 
| 164 |  |  | &                      shelficemassdynamics, 0, myThid ) | 
| 165 |  |  | ENDIF | 
| 166 |  |  |  | 
| 167 |  |  | #ifdef ALLOW_DIAGNOSTICS | 
| 168 |  |  | IF ( useDiagnostics ) THEN | 
| 169 |  |  | diagName  = 'SHIfwFlx' | 
| 170 |  |  | diagTitle = 'Ice shelf fresh water flux (positive upward)' | 
| 171 |  |  | diagUnits = 'kg/m^2/s        ' | 
| 172 |  |  | diagCode  = 'SM      L1      ' | 
| 173 |  |  | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 174 |  |  | I      diagName, diagCode, diagUnits, diagTitle, 0, myThid ) | 
| 175 |  |  |  | 
| 176 |  |  | diagName  = 'SHIhtFlx' | 
| 177 |  |  | diagTitle = 'Ice shelf heat flux  (positive upward)' | 
| 178 |  |  | diagUnits = 'W/m^2           ' | 
| 179 |  |  | diagCode  = 'SM      L1      ' | 
| 180 |  |  | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 181 |  |  | I      diagName, diagCode, diagUnits, diagTitle, 0, myThid ) | 
| 182 |  |  |  | 
| 183 |  |  | diagName  = 'SHIUDrag' | 
| 184 |  |  | diagTitle = 'U momentum tendency from ice shelf drag' | 
| 185 |  |  | diagUnits = 'm/s^2           ' | 
| 186 |  |  | diagCode  = 'UU      MR      ' | 
| 187 |  |  | diagMate  = diagNum + 2 | 
| 188 |  |  | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 189 |  |  | I      diagName, diagCode, diagUnits, diagTitle, diagMate, myThid ) | 
| 190 |  |  |  | 
| 191 |  |  | diagName  = 'SHIVDrag' | 
| 192 |  |  | diagTitle = 'V momentum tendency from ice shelf drag' | 
| 193 |  |  | diagUnits = 'm/s^2           ' | 
| 194 |  |  | diagCode  = 'VV      MR      ' | 
| 195 |  |  | diagMate  = diagNum | 
| 196 |  |  | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 197 |  |  | I      diagName, diagCode, diagUnits, diagTitle, diagMate, myThid ) | 
| 198 |  |  |  | 
| 199 |  |  | diagName  = 'SHIForcT' | 
| 200 |  |  | diagTitle = 'Ice shelf forcing for theta, >0 increases theta' | 
| 201 |  |  | diagUnits = 'W/m^2           ' | 
| 202 |  |  | diagCode  = 'SM      L1      ' | 
| 203 |  |  | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 204 |  |  | I      diagName, diagCode, diagUnits, diagTitle, 0, myThid ) | 
| 205 |  |  |  | 
| 206 |  |  | diagName  = 'SHIForcS' | 
| 207 |  |  | diagTitle = 'Ice shelf forcing for salt, >0 increases salt' | 
| 208 |  |  | diagUnits = 'g/m^2/s         ' | 
| 209 |  |  | diagCode  = 'SM      L1      ' | 
| 210 |  |  | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 211 |  |  | I      diagName, diagCode, diagUnits, diagTitle, 0, myThid ) | 
| 212 |  |  |  | 
| 213 |  |  | diagName  = 'SHIgammT' | 
| 214 |  |  | diagTitle = 'Ice shelf exchange coefficient for theta' | 
| 215 |  |  | diagUnits = 'm/s             ' | 
| 216 |  |  | diagCode  = 'SM      L1      ' | 
| 217 |  |  | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 218 |  |  | I      diagName, diagCode, diagUnits, diagTitle, 0, myThid ) | 
| 219 |  |  |  | 
| 220 |  |  | diagName  = 'SHIgammS' | 
| 221 |  |  | diagTitle = 'Ice shelf exchange coefficient for salt' | 
| 222 |  |  | diagUnits = 'm/s             ' | 
| 223 |  |  | diagCode  = 'SM      L1      ' | 
| 224 |  |  | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 225 |  |  | I      diagName, diagCode, diagUnits, diagTitle, 0, myThid ) | 
| 226 |  |  |  | 
| 227 |  |  | diagName  = 'SHI_mass' | 
| 228 |  |  | diagTitle = 'dynamic ice shelf mass for surface load anomaly' | 
| 229 |  |  | diagUnits = 'kg/m^2          ' | 
| 230 |  |  | diagCode  = 'SM      L1      ' | 
| 231 |  |  | CALL DIAGNOSTICS_ADDTOLIST( diagNum, | 
| 232 |  |  | I      diagName, diagCode, diagUnits, diagTitle, 0, myThid ) | 
| 233 |  |  | ENDIF | 
| 234 |  |  | #endif /* ALLOW_DIAGNOSTICS */ | 
| 235 |  |  | #endif /* ALLOW_SHELFICE */ | 
| 236 |  |  |  | 
| 237 |  |  | RETURN | 
| 238 |  |  | END |