| 1 | heimbach | 1.1 | 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, | 
| 10 |  |  | & C_basal_fric_const, n_basal_friction, streamice_input_flux_unif, | 
| 11 |  |  | & streamice_vel_update, streamice_cg_tol, streamice_nonlin_tol, | 
| 12 | heimbach | 1.4 | & streamice_CFL_factor, streamice_adjDump | 
| 13 | heimbach | 1.1 | _RL streamice_density, streamice_density_ocean_avg | 
| 14 |  |  | _RL A_glen_isothermal, n_glen, eps_glen_min | 
| 15 |  |  | _RL C_basal_fric_const | 
| 16 |  |  | _RL n_basal_friction | 
| 17 |  |  | _RL streamice_input_flux_unif | 
| 18 |  |  | _RL streamice_vel_update | 
| 19 |  |  | _RL streamice_cg_tol, streamice_nonlin_tol | 
| 20 |  |  | _RL streamice_CFL_factor | 
| 21 | heimbach | 1.4 | _RL streamice_adjDump | 
| 22 | heimbach | 1.1 |  | 
| 23 |  |  | C     parms for parameterized initial thickness | 
| 24 |  |  | C     SHELF_MAX_DRAFT: max thickness of ice in m | 
| 25 |  |  | C     SHELF_MIN_DRAFT: min thickness of ice in m | 
| 26 |  |  | C     SHELF_EDGE_POS: extent of ice shelf in (km?) | 
| 27 |  |  | C     SHELF_SLOPE_SCALE: dist over which shelf slopes (km?) | 
| 28 |  |  | C     SHELF_FLAT_WIDTH: width of flat shelf (km?) | 
| 29 |  |  | C     also must be aware of units (m for cartesian, deg for curvilinear, m/deg for CYLINDRICAL POLAR) | 
| 30 |  |  | C     FLOW_DIR: 1.0=west, 2.0=east, 3.0=south, 4.0=north | 
| 31 |  |  |  | 
| 32 |  |  | COMMON /STREAMICE_H_INIT_R/ | 
| 33 |  |  | & shelf_max_draft, | 
| 34 |  |  | & shelf_min_draft, | 
| 35 |  |  | & shelf_edge_pos, | 
| 36 |  |  | & shelf_slope_scale, | 
| 37 |  |  | & shelf_flat_width, | 
| 38 |  |  | & flow_dir | 
| 39 |  |  | _RL shelf_max_draft | 
| 40 |  |  | _RL shelf_min_draft | 
| 41 |  |  | _RL shelf_edge_pos | 
| 42 |  |  | _RL shelf_slope_scale | 
| 43 |  |  | _RL shelf_flat_width | 
| 44 |  |  | _RL flow_dir | 
| 45 |  |  |  | 
| 46 |  |  | C     -------------------------- INT PARAMS --------------------------------------------------- | 
| 47 |  |  |  | 
| 48 | heimbach | 1.3 | INTEGER streamice_max_nl | 
| 49 |  |  | PARAMETER ( streamice_max_nl = 100 ) | 
| 50 |  |  |  | 
| 51 | heimbach | 1.1 | COMMON /STREAMICE_PARMS_I/ | 
| 52 |  |  | &     streamice_max_cg_iter, streamice_max_nl_iter, | 
| 53 |  |  | &     streamice_vel_upd_counter, streamice_nstep_velocity, | 
| 54 |  |  | &     streamice_n_sub_regularize | 
| 55 |  |  | INTEGER streamice_max_cg_iter, streamice_max_nl_iter | 
| 56 |  |  | INTEGER streamice_vel_upd_counter, streamice_nstep_velocity | 
| 57 |  |  | INTEGER streamice_n_sub_regularize | 
| 58 |  |  |  | 
| 59 |  |  | C     -------------------------- CHAR PARAMS --------------------------------------------------- | 
| 60 |  |  |  | 
| 61 |  |  | CHARACTER*(MAX_LEN_FNAM) STREAMICEthickFile | 
| 62 |  |  | CHARACTER*(MAX_LEN_FNAM) STREAMICEthickInit | 
| 63 |  |  | CHARACTER*(MAX_LEN_FNAM) STREAMICEcalveMaskFile | 
| 64 |  |  | COMMON /STREAMICE_PARM_C/ | 
| 65 |  |  | &     STREAMICEthickInit, | 
| 66 |  |  | &     STREAMICEthickFile, | 
| 67 |  |  | &     STREAMICEcalveMaskFile | 
| 68 |  |  |  | 
| 69 |  |  | C     -------------------------- LOGICAL PARAMS --------------------------------------------------- | 
| 70 |  |  |  | 
| 71 |  |  | LOGICAL STREAMICEison | 
| 72 |  |  | LOGICAL STREAMICE_dump_mdsio | 
| 73 |  |  | LOGICAL STREAMICE_tave_mdsio | 
| 74 |  |  | LOGICAL STREAMICE_dump_mnc | 
| 75 |  |  | LOGICAL STREAMICE_tave_mnc | 
| 76 |  |  | LOGICAL STREAMICE_GL_regularize, STREAMICE_move_front | 
| 77 |  |  | LOGICAL STREAMICE_calve_to_mask | 
| 78 | heimbach | 1.3 | LOGICAL STREAMICE_construct_matrix | 
| 79 | heimbach | 1.1 | LOGICAL STREAMICE_lower_cg_tol | 
| 80 |  |  | COMMON /STREAMICE_PARM_L/ | 
| 81 |  |  | & STREAMICEison, | 
| 82 |  |  | & STREAMICE_dump_mdsio, STREAMICE_tave_mdsio, | 
| 83 |  |  | & STREAMICE_dump_mnc, STREAMICE_tave_mnc, | 
| 84 |  |  | & STREAMICE_GL_regularize, STREAMICE_move_front, | 
| 85 |  |  | & STREAMICE_calve_to_mask, | 
| 86 | heimbach | 1.3 | & STREAMICE_construct_matrix, | 
| 87 | heimbach | 1.1 | & STREAMICE_lower_cg_tol | 
| 88 |  |  |  | 
| 89 |  |  | C     -------------------------- AND NOW ARRAYS --------------------------------------------------- | 
| 90 |  |  |  | 
| 91 |  |  | C     EXPLANATION OF MASKS | 
| 92 |  |  |  | 
| 93 |  |  | C     STREAMICE_hmask           VALUES  1=ice-covered cell | 
| 94 |  |  | C                                       2=partially ice-covered cell (no dynamics) | 
| 95 |  |  | C                                       0=ice-free cell (for now, it means the cell | 
| 96 |  |  | C                                                           is treated as an open-ocean cell | 
| 97 |  |  | C                                                           that ice shelf can flow into) | 
| 98 |  |  | C                                       -1=outside computational domain; will not change | 
| 99 |  |  | C | 
| 100 |  |  | C     STREAMICE_umask           VALUES  1=degree of freedom; | 
| 101 |  |  | C                                       0=homogeneous dirich condition | 
| 102 |  |  | C                                       3=inhomogeneous dirich condition | 
| 103 |  |  |  | 
| 104 |  |  | C     STREAMICE_vmask           similar to umask | 
| 105 |  |  |  | 
| 106 |  |  | C     STREAMICE_ufacemask       VALUES  -1=unset, | 
| 107 |  |  | C                                       0=no-flow boundary, | 
| 108 |  |  | C                                       1=no-stress bdry | 
| 109 |  |  | C                                       2=stress bdry condition, | 
| 110 |  |  | C                                       3=inhomogeneous dirichlet boundary, | 
| 111 |  |  | C                                       4=flux boundary: at these faces a flux will be specified by u_flux_bdry_SI | 
| 112 |  |  | C | 
| 113 |  |  | C     STREAMICE_vfacemask       similar to ufacemask | 
| 114 |  |  | C     STREAMICE_ufacemask_bdry  field initialized at the beginning of simulation | 
| 115 |  |  | C                               specified all ufacemask values except for calving front | 
| 116 |  |  | C                               CONSTANT FOR A SIMULATION (ie not changes after streamice_init_fixed) | 
| 117 |  |  | C     STREAMICE_vfacemask_bdry  CONSTANT FOR A SIMULATION | 
| 118 |  |  | C     STREAMICE_calve_mask      specified allowed extent of ice shelf | 
| 119 |  |  | C                                (should be integer, but don't know howvi sre to read ints from file) | 
| 120 |  |  | C                               not necessarily used, but CONSTANT FOR A SIMULATION | 
| 121 |  |  | C     STREAMICE_float_cond      will only be used if partial floatation is implemented | 
| 122 |  |  |  | 
| 123 |  |  | C     Short arrays (e.g. masks) | 
| 124 |  |  | COMMON /STREAMICE_FIELDS_RS/ | 
| 125 |  |  | &     STREAMICE_hmask, | 
| 126 |  |  | &     STREAMICE_umask, | 
| 127 |  |  | &     STREAMICE_vmask, | 
| 128 |  |  | &     STREAMICE_ufacemask, | 
| 129 |  |  | &     STREAMICE_vfacemask, | 
| 130 |  |  | &     STREAMICE_ufacemask_bdry, | 
| 131 |  |  | &     STREAMICE_vfacemask_bdry, | 
| 132 |  |  | &     STREAMICE_float_cond, | 
| 133 |  |  | &     STREAMICE_calve_mask | 
| 134 |  |  | _RS STREAMICE_hmask (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 135 |  |  | _RS STREAMICE_umask (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 136 |  |  | _RS STREAMICE_vmask (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 137 |  |  | _RS STREAMICE_ufacemask | 
| 138 |  |  | &  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 139 |  |  | _RS STREAMICE_vfacemask | 
| 140 |  |  | &  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 141 |  |  | _RS STREAMICE_ufacemask_bdry | 
| 142 |  |  | &  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 143 |  |  | _RS STREAMICE_vfacemask_bdry | 
| 144 |  |  | &  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 145 |  |  | _RS STREAMICE_float_cond | 
| 146 |  |  | &  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 147 |  |  | _RS STREAMICE_calve_mask | 
| 148 |  |  | & (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 149 |  |  |  | 
| 150 |  |  | C    NOTES : | 
| 151 |  |  | C     STREAMICE_ufacemask_bdry, STREAMICE_vfacemask_bdry ARE CONSTANT (FIXED) | 
| 152 |  |  | C     STREAMICE_hmask IS PART OF **STATE** | 
| 153 |  |  | C     All other masks are updated within a timestep BASED ON STREAMICE_hmask | 
| 154 |  |  |  | 
| 155 |  |  | C    Number of quadrature points are hardcoded.. could turn into a CPP macro | 
| 156 |  |  |  | 
| 157 |  |  | C    REAL ARRAYS | 
| 158 |  |  |  | 
| 159 |  |  | COMMON /STREAMICE_FIELDS_RL/ | 
| 160 |  |  | &     H_streamice, | 
| 161 |  |  | &     U_streamice, | 
| 162 |  |  | &     V_streamice, | 
| 163 |  |  | &     visc_streamice, | 
| 164 |  |  | &     tau_beta_eff_streamice, | 
| 165 |  |  | &     float_frac_streamice, | 
| 166 |  |  | &     base_el_streamice, | 
| 167 |  |  | &     surf_el_streamice, | 
| 168 |  |  | &     area_shelf_streamice, | 
| 169 |  |  | &     mass_ice_streamice, | 
| 170 |  |  | &     u_flux_bdry_SI, | 
| 171 |  |  | &     v_flux_bdry_SI, | 
| 172 |  |  | &     h_bdry_values_SI, | 
| 173 |  |  | &     u_bdry_values_SI, | 
| 174 |  |  | &     v_bdry_values_SI, | 
| 175 |  |  | &     STREAMICE_dummy_array, | 
| 176 |  |  | &     C_basal_friction | 
| 177 |  |  | _RL H_streamice           (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 178 |  |  | _RL U_streamice           (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 179 |  |  | _RL V_streamice           (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 180 |  |  | _RL visc_streamice        (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 181 |  |  | _RL tau_beta_eff_streamice(1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 182 |  |  | _RL float_frac_streamice  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 183 |  |  | _RL surf_el_streamice     (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 184 |  |  | _RL base_el_streamice     (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 185 |  |  | _RL area_shelf_streamice  (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 186 |  |  | _RL mass_ice_streamice    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 187 |  |  | _RL u_flux_bdry_SI    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 188 |  |  | _RL v_flux_bdry_SI    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 189 |  |  | _RL h_bdry_values_SI    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 190 |  |  | _RL u_bdry_values_SI    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 191 |  |  | _RL v_bdry_values_SI    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 192 |  |  | _RL C_basal_friction    (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 193 |  |  |  | 
| 194 |  |  | _RL STREAMICE_dummy_array (1-OLx:sNx+OLx,1-OLy:sNy+OLy,nSx,nSy) | 
| 195 |  |  |  | 
| 196 |  |  | C    NOTES : | 
| 197 |  |  | C      REAL ARRAYS THAT COMPRISE "STATE": | 
| 198 |  |  | C       H_streamice, | 
| 199 |  |  | C       U_streamice, | 
| 200 |  |  | C       V_streamice, | 
| 201 |  |  | C       visc_streamice, | 
| 202 |  |  | C       tau_beta_eff_streamice, | 
| 203 |  |  | C       area_shelf_streamice | 
| 204 |  |  | C       (and don't forget STREAMICE_hmask) | 
| 205 |  |  | C | 
| 206 |  |  | C       visc & tau are now calculated based on U,V in streamice_vel_solve | 
| 207 |  |  | C        but with Hybdrid stress formulation they will become part of | 
| 208 |  |  | C        velocity initial guess, so they are kept | 
| 209 |  |  |  | 
| 210 |  |  |  | 
| 211 |  |  | #endif /* ALLOW_STREAMICE */ | 
| 212 |  |  |  | 
| 213 |  |  | CEH3 ;;; Local Variables: *** | 
| 214 |  |  | CEH3 ;;; mode:fortran *** | 
| 215 |  |  | CEH3 ;;; End: *** |