| 1 | C---+----1--+-+----2----+----3----+----4----+----5----+----6----+----7-|--+----| | 
| 2 |  | 
| 3 | #ifdef ALLOW_STREAMICE | 
| 4 |  | 
| 5 | C     -------------------------- REAL PARAMS --------------------------------------------------- | 
| 6 |  | 
| 7 | COMMON /STREAMICE_PARMS_R/ | 
| 8 | & streamice_density, streamice_density_ocean_avg, | 
| 9 | & A_glen_isothermal, n_glen, eps_glen_min, eps_u_min, | 
| 10 | & C_basal_fric_const, n_basal_friction, streamice_input_flux_unif, | 
| 11 | & streamice_vel_update, streamice_cg_tol, streamice_nonlin_tol, | 
| 12 | & streamice_nonlin_tol_fp, | 
| 13 | & streamice_CFL_factor, streamice_adjDump, | 
| 14 | & streamice_bg_surf_slope_x, streamice_bg_surf_slope_y, | 
| 15 | & streamice_kx_b_init, streamice_ky_b_init, | 
| 16 | & streamice_wgt_drift, streamice_wgt_surf, | 
| 17 | & streamice_wgt_avthick, streamice_wgt_vel, | 
| 18 | & streamice_addl_backstress | 
| 19 | _RL streamice_density, streamice_density_ocean_avg | 
| 20 | _RL A_glen_isothermal, n_glen, eps_glen_min, eps_u_min | 
| 21 | _RL C_basal_fric_const | 
| 22 | _RL n_basal_friction | 
| 23 | _RL streamice_input_flux_unif | 
| 24 | _RL streamice_vel_update | 
| 25 | _RL streamice_cg_tol, streamice_nonlin_tol | 
| 26 | _RL streamice_nonlin_tol_fp | 
| 27 | _RL streamice_CFL_factor | 
| 28 | _RL streamice_adjDump | 
| 29 | _RL streamice_bg_surf_slope_x, streamice_bg_surf_slope_y | 
| 30 | _RL streamice_kx_b_init, streamice_ky_b_init | 
| 31 | _RL streamice_wgt_drift, streamice_wgt_surf | 
| 32 | _RL streamice_wgt_avthick, streamice_wgt_vel | 
| 33 | _RL streamice_addl_backstress | 
| 34 |  | 
| 35 |  | 
| 36 | C     parms for parameterized initial thickness | 
| 37 | C     SHELF_MAX_DRAFT: max thickness of ice in m | 
| 38 | C     SHELF_MIN_DRAFT: min thickness of ice in m | 
| 39 | C     SHELF_EDGE_POS: extent of ice shelf in (km?) | 
| 40 | C     SHELF_SLOPE_SCALE: dist over which shelf slopes (km?) | 
| 41 | C     SHELF_FLAT_WIDTH: width of flat shelf (km?) | 
| 42 | C     also must be aware of units (m for cartesian, deg for curvilinear, m/deg for CYLINDRICAL POLAR) | 
| 43 | C     FLOW_DIR: 1.0=west, 2.0=east, 3.0=south, 4.0=north | 
| 44 |  | 
| 45 | COMMON /STREAMICE_H_INIT_R/ | 
| 46 | & shelf_max_draft, | 
| 47 | & shelf_min_draft, | 
| 48 | & shelf_edge_pos, | 
| 49 | & shelf_slope_scale, | 
| 50 | & shelf_flat_width, | 
| 51 | & flow_dir | 
| 52 | _RL shelf_max_draft | 
| 53 | _RL shelf_min_draft | 
| 54 | _RL shelf_edge_pos | 
| 55 | _RL shelf_slope_scale | 
| 56 | _RL shelf_flat_width | 
| 57 | _RL flow_dir | 
| 58 |  | 
| 59 | C     -------------------------- INT PARAMS --------------------------------------------------- | 
| 60 |  | 
| 61 | INTEGER streamice_max_nl | 
| 62 | PARAMETER ( streamice_max_nl = 100 ) | 
| 63 |  | 
| 64 | COMMON /STREAMICE_PARMS_I/ | 
| 65 | &     streamice_max_cg_iter, streamice_max_nl_iter, | 
| 66 | &     streamice_vel_upd_counter, streamice_nstep_velocity, | 
| 67 | &     streamice_n_sub_regularize | 
| 68 | INTEGER streamice_max_cg_iter, streamice_max_nl_iter | 
| 69 | INTEGER streamice_vel_upd_counter, streamice_nstep_velocity | 
| 70 | INTEGER streamice_n_sub_regularize | 
| 71 |  | 
| 72 | C     -------------------------- CHAR PARAMS --------------------------------------------------- | 
| 73 |  | 
| 74 | CHARACTER*(MAX_LEN_FNAM) STREAMICEthickFile | 
| 75 | CHARACTER*(MAX_LEN_FNAM) STREAMICEthickInit | 
| 76 | CHARACTER*(MAX_LEN_FNAM) STREAMICEcalveMaskFile | 
| 77 | CHARACTER*(MAX_LEN_FNAM) STREAMICEsigcoordInit | 
| 78 | CHARACTER*(MAX_LEN_FNAM) STREAMICEsigcoordFile | 
| 79 | CHARACTER*(MAX_LEN_FNAM) STREAMICEdelsigFile | 
| 80 | CHARACTER*(MAX_LEN_FNAM) STREAMICEbasalTracConfig | 
| 81 | CHARACTER*(MAX_LEN_FNAM) STREAMICEbasalTracFile | 
| 82 | CHARACTER*(MAX_LEN_FNAM) STREAMICEvelOptimFile | 
| 83 | COMMON /STREAMICE_PARM_C/ | 
| 84 | &     STREAMICEthickInit, | 
| 85 | &     STREAMICEthickFile, | 
| 86 | &     STREAMICEcalveMaskFile, | 
| 87 | &     STREAMICEsigcoordInit, | 
| 88 | &     STREAMICEsigcoordFile, | 
| 89 | &     STREAMICEdelsigFile, | 
| 90 | &     STREAMICEbasalTracConfig, | 
| 91 | &     STREAMICEbasalTracFile, | 
| 92 | &     STREAMICEvelOptimFile | 
| 93 |  | 
| 94 | C     -------------------------- LOGICAL PARAMS --------------------------------------------------- | 
| 95 |  | 
| 96 | LOGICAL STREAMICEison | 
| 97 | LOGICAL STREAMICE_dump_mdsio | 
| 98 | LOGICAL STREAMICE_tave_mdsio | 
| 99 | LOGICAL STREAMICE_dump_mnc | 
| 100 | LOGICAL STREAMICE_tave_mnc | 
| 101 | LOGICAL STREAMICE_GL_regularize, STREAMICE_move_front | 
| 102 | LOGICAL STREAMICE_calve_to_mask | 
| 103 | LOGICAL STREAMICE_construct_matrix | 
| 104 | LOGICAL STREAMICE_lower_cg_tol | 
| 105 | LOGICAL STREAMICE_diagnostic_only | 
| 106 | LOGICAL STREAMICE_ppm_driving_stress | 
| 107 | LOGICAL STREAMICE_h_ctrl_const_surf | 
| 108 |  | 
| 109 | C     The following parameters specify periodic boundary conditions. | 
| 110 | C     For now this will completely override all other boundary conditions | 
| 111 | C     and apply to the entire boundary | 
| 112 |  | 
| 113 | LOGICAL STREAMICE_NS_periodic | 
| 114 | LOGICAL STREAMICE_EW_periodic | 
| 115 |  | 
| 116 | C      LOGICAL STREAMICE_hybrid_stress | 
| 117 |  | 
| 118 | COMMON /STREAMICE_PARM_L/ | 
| 119 | & STREAMICEison, | 
| 120 | & STREAMICE_dump_mdsio, STREAMICE_tave_mdsio, | 
| 121 | & STREAMICE_dump_mnc, STREAMICE_tave_mnc, | 
| 122 | & STREAMICE_GL_regularize, STREAMICE_move_front, | 
| 123 | & STREAMICE_calve_to_mask, | 
| 124 | & STREAMICE_construct_matrix, | 
| 125 | & STREAMICE_lower_cg_tol, | 
| 126 | & STREAMICE_NS_periodic, STREAMICE_EW_periodic, | 
| 127 | & STREAMICE_diagnostic_only, | 
| 128 | & STREAMICE_ppm_driving_stress, | 
| 129 | & STREAMICE_h_ctrl_const_surf | 
| 130 |  | 
| 131 | C     -------------------------- AND NOW ARRAYS --------------------------------------------------- | 
| 132 |  | 
| 133 | C     EXPLANATION OF MASKS | 
| 134 |  | 
| 135 | C     STREAMICE_hmask           VALUES  1=ice-covered cell | 
| 136 | C                                       2=partially ice-covered cell (no dynamics) | 
| 137 | C                                       0=ice-free cell (for now, it means the cell | 
| 138 | C                                                           is treated as an open-ocean cell | 
| 139 | C                                                           that ice shelf can flow into) | 
| 140 | C                                       -1=outside computational domain; will not change | 
| 141 | C | 
| 142 | C     STREAMICE_umask           VALUES  1=degree of freedom; | 
| 143 | C                                       0=homogeneous dirich condition | 
| 144 | C                                       3=inhomogeneous dirich condition | 
| 145 |  | 
| 146 | C     STREAMICE_vmask           similar to umask | 
| 147 |  | 
| 148 | C     STREAMICE_ufacemask       VALUES  -1=unset, | 
| 149 | C                                       0=no-flow boundary, | 
| 150 | C                                       1=no-stress bdry | 
| 151 | C                                       2=stress bdry condition, | 
| 152 | C                                       3=inhomogeneous dirichlet boundary, | 
| 153 | C                                       4=flux boundary: at these faces a flux will be specified by u_flux_bdry_SI | 
| 154 | C | 
| 155 | C     STREAMICE_vfacemask       similar to ufacemask | 
| 156 | C     STREAMICE_ufacemask_bdry  field initialized at the beginning of simulation | 
| 157 | C                               specified all ufacemask values except for calving front | 
| 158 | C                               CONSTANT FOR A SIMULATION (ie not changes after streamice_init_fixed) | 
| 159 | C     STREAMICE_vfacemask_bdry  CONSTANT FOR A SIMULATION | 
| 160 | C     STREAMICE_calve_mask      specified allowed extent of ice shelf | 
| 161 | C                                (should be integer, but don't know howvi sre to read ints from file) | 
| 162 | C                               not necessarily used, but CONSTANT FOR A SIMULATION | 
| 163 | C     STREAMICE_float_cond      will only be used if partial floatation is implemented | 
| 164 |  | 
| 165 | C     Short arrays (e.g. masks) | 
| 166 | COMMON /STREAMICE_FIELDS_RS/ | 
| 167 | &     STREAMICE_hmask, | 
| 168 | &     STREAMICE_umask, | 
| 169 | &     STREAMICE_vmask, | 
| 170 | &     STREAMICE_ufacemask, | 
| 171 | &     STREAMICE_vfacemask, | 
| 172 | &     STREAMICE_ufacemask_bdry, | 
| 173 | &     STREAMICE_vfacemask_bdry, | 
| 174 | &     STREAMICE_float_cond, | 
| 175 | &     STREAMICE_calve_mask, | 
| 176 | &     STREAMICE_ctrl_mask | 
| 177 | _RS STREAMICE_hmask (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 178 | _RS STREAMICE_umask (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 179 | _RS STREAMICE_vmask (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 180 | _RS STREAMICE_ufacemask | 
| 181 | &  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 182 | _RS STREAMICE_vfacemask | 
| 183 | &  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 184 | _RS STREAMICE_ufacemask_bdry | 
| 185 | &  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 186 | _RS STREAMICE_vfacemask_bdry | 
| 187 | &  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 188 | _RS STREAMICE_float_cond | 
| 189 | &  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 190 | _RS STREAMICE_calve_mask | 
| 191 | & (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 192 | _RS STREAMICE_ctrl_mask | 
| 193 | & (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy,Nr) | 
| 194 |  | 
| 195 | C    NOTES : | 
| 196 | C     STREAMICE_ufacemask_bdry, STREAMICE_vfacemask_bdry ARE CONSTANT (FIXED) | 
| 197 | C     STREAMICE_hmask IS PART OF **STATE** | 
| 198 | C     All other masks are updated within a timestep BASED ON STREAMICE_hmask | 
| 199 |  | 
| 200 | C    Number of quadrature points are hardcoded.. could turn into a CPP macro | 
| 201 |  | 
| 202 | C    REAL ARRAYS | 
| 203 |  | 
| 204 | COMMON /STREAMICE_FIELDS_RL/ | 
| 205 | &     H_streamice, | 
| 206 | &     U_streamice, | 
| 207 | &     V_streamice, | 
| 208 | &     visc_streamice, | 
| 209 | &     tau_beta_eff_streamice, | 
| 210 | &     float_frac_streamice, | 
| 211 | &     base_el_streamice, | 
| 212 | &     surf_el_streamice, | 
| 213 | &     area_shelf_streamice, | 
| 214 | &     mass_ice_streamice, | 
| 215 | &     u_flux_bdry_SI, | 
| 216 | &     v_flux_bdry_SI, | 
| 217 | &     h_bdry_values_SI, | 
| 218 | &     u_bdry_values_SI, | 
| 219 | &     v_bdry_values_SI, | 
| 220 | &     STREAMICE_dummy_array, | 
| 221 | &     C_basal_friction, | 
| 222 | &     A_glen, | 
| 223 | &     BDOT_streamice, | 
| 224 | &     streamice_sigma_coord, streamice_delsigma, | 
| 225 | &     H_streamice_prev | 
| 226 |  | 
| 227 | #ifdef STREAMICE_HYBRID_STRESS | 
| 228 | COMMON /STREAMICE_HYBRID/ | 
| 229 | &     streamice_taubx, streamice_tauby, | 
| 230 | &     streamice_u_surf, streamice_v_surf, | 
| 231 | &     visc_streamice_full, streamice_omega, streamice_basal_geom, | 
| 232 | &     streamice_vert_shear_uz, streamice_vert_shear_vz | 
| 233 | #endif | 
| 234 |  | 
| 235 | #ifdef USE_ALT_RLOW | 
| 236 | COMMON /STREAMICE_RLOW/ | 
| 237 | &     R_low_si | 
| 238 | #endif | 
| 239 |  | 
| 240 |  | 
| 241 | _RL H_streamice           (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 242 | _RL U_streamice           (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 243 | _RL V_streamice           (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 244 | _RL visc_streamice        (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 245 | _RL tau_beta_eff_streamice(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 246 | _RL float_frac_streamice  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 247 | _RL surf_el_streamice     (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 248 | _RL base_el_streamice     (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 249 | _RL area_shelf_streamice  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 250 | _RL mass_ice_streamice    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 251 | _RL u_flux_bdry_SI    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 252 | _RL v_flux_bdry_SI    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 253 | _RL h_bdry_values_SI    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 254 | _RL u_bdry_values_SI    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 255 | _RL v_bdry_values_SI    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 256 | _RL C_basal_friction    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 257 | _RL A_glen    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 258 | _RL streamice_sigma_coord (Nr) | 
| 259 | _RL streamice_delsigma (Nr) | 
| 260 |  | 
| 261 | #ifdef USE_ALT_RLOW | 
| 262 | _RL R_low_si    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 263 | #endif | 
| 264 |  | 
| 265 | C     The following arrays are used for the hybrid stress balance | 
| 266 | #ifdef STREAMICE_HYBRID_STRESS | 
| 267 | _RL streamice_taubx (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 268 | _RL streamice_tauby (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 269 | _RL streamice_u_surf (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 270 | _RL streamice_v_surf (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 271 | _RL streamice_omega (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 272 | _RL streamice_basal_geom | 
| 273 | & (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 274 | _RL visc_streamice_full | 
| 275 | & (1-OLx:sNx+OLx,1-OLy:sNy+OLy,Nr,nSx,nSy) | 
| 276 | _RL streamice_vert_shear_uz (Nr) | 
| 277 | _RL streamice_vert_shear_vz (Nr) | 
| 278 | #endif | 
| 279 |  | 
| 280 |  | 
| 281 | !! IMPORTANT: MELT RATE IN METERS PER YEAR | 
| 282 | !! POSITIVE WHERE MELTING | 
| 283 | _RL BDOT_streamice (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 284 | _RL H_streamice_prev (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 285 | _RL STREAMICE_dummy_array (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 286 |  | 
| 287 |  | 
| 288 |  | 
| 289 | COMMON /STREAMICE_COST_RL/ | 
| 290 | &       cost_func1_streamice | 
| 291 | _RL cost_func1_streamice(nSx,nSy) | 
| 292 |  | 
| 293 | C    NOTES : | 
| 294 | C      REAL ARRAYS THAT COMPRISE "STATE": | 
| 295 | C       H_streamice, | 
| 296 | C       U_streamice, | 
| 297 | C       V_streamice, | 
| 298 | C       visc_streamice, | 
| 299 | C       tau_beta_eff_streamice, | 
| 300 | C       area_shelf_streamice | 
| 301 | C       (and don't forget STREAMICE_hmask) | 
| 302 | C | 
| 303 | C       visc & tau are now calculated based on U,V in streamice_vel_solve | 
| 304 | C        but with Hybdrid stress formulation they will become part of | 
| 305 | C        velocity initial guess, so they are kept | 
| 306 |  | 
| 307 |  | 
| 308 | #endif /* ALLOW_STREAMICE */ | 
| 309 |  | 
| 310 | CEH3 ;;; Local Variables: *** | 
| 311 | CEH3 ;;; mode:fortran *** | 
| 312 | CEH3 ;;; End: *** |