[3] | 1 | MODULE ldfdyn |
---|
| 2 | !!====================================================================== |
---|
| 3 | !! *** MODULE ldfdyn *** |
---|
| 4 | !! Ocean physics: lateral viscosity coefficient |
---|
| 5 | !!===================================================================== |
---|
[1601] | 6 | !! History : OPA ! 1997-07 (G. Madec) multi dimensional coefficients |
---|
| 7 | !! NEMO 1.0 ! 2002-09 (G. Madec) F90: Free form and module |
---|
| 8 | !!---------------------------------------------------------------------- |
---|
[3] | 9 | |
---|
| 10 | !!---------------------------------------------------------------------- |
---|
| 11 | !! ldf_dyn_init : initialization, namelist read, and parameters control |
---|
| 12 | !! ldf_dyn_c3d : 3D eddy viscosity coefficient initialization |
---|
| 13 | !! ldf_dyn_c2d : 2D eddy viscosity coefficient initialization |
---|
| 14 | !! ldf_dyn_c1d : 1D eddy viscosity coefficient initialization |
---|
| 15 | !!---------------------------------------------------------------------- |
---|
| 16 | USE oce ! ocean dynamics and tracers |
---|
| 17 | USE dom_oce ! ocean space and time domain |
---|
| 18 | USE ldfdyn_oce ! ocean dynamics lateral physics |
---|
| 19 | USE phycst ! physical constants |
---|
| 20 | USE ldfslp ! ??? |
---|
[1601] | 21 | USE ioipsl |
---|
[3] | 22 | USE in_out_manager ! I/O manager |
---|
| 23 | USE lib_mpp ! distribued memory computing library |
---|
| 24 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
---|
| 25 | |
---|
| 26 | IMPLICIT NONE |
---|
| 27 | PRIVATE |
---|
| 28 | |
---|
[1601] | 29 | PUBLIC ldf_dyn_init ! called by opa.F90 |
---|
[3] | 30 | |
---|
| 31 | INTERFACE ldf_zpf |
---|
[71] | 32 | MODULE PROCEDURE ldf_zpf_1d, ldf_zpf_1d_3d, ldf_zpf_3d |
---|
[3] | 33 | END INTERFACE |
---|
| 34 | |
---|
[3211] | 35 | !! * Control permutation of array indices |
---|
| 36 | # include "oce_ftrans.h90" |
---|
| 37 | # include "dom_oce_ftrans.h90" |
---|
| 38 | # include "ldfdyn_oce_ftrans.h90" |
---|
| 39 | # include "ldfslp_ftrans.h90" |
---|
| 40 | |
---|
[3] | 41 | !! * Substitutions |
---|
| 42 | # include "domzgr_substitute.h90" |
---|
| 43 | !!---------------------------------------------------------------------- |
---|
[2528] | 44 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
---|
[1152] | 45 | !! $Id$ |
---|
[2715] | 46 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
---|
[3] | 47 | !!---------------------------------------------------------------------- |
---|
| 48 | CONTAINS |
---|
| 49 | |
---|
| 50 | SUBROUTINE ldf_dyn_init |
---|
| 51 | !!---------------------------------------------------------------------- |
---|
| 52 | !! *** ROUTINE ldf_dyn_init *** |
---|
| 53 | !! |
---|
| 54 | !! ** Purpose : set the horizontal ocean dynamics physics |
---|
| 55 | !! |
---|
| 56 | !! ** Method : |
---|
[1601] | 57 | !! - default option : ahm = constant coef. = rn_ahm_0 (namelist) |
---|
| 58 | !! - 'key_dynldf_c1d': ahm = F(depth) see ldf_dyn_c1d.h90 |
---|
| 59 | !! - 'key_dynldf_c2d': ahm = F(latitude,longitude) see ldf_dyn_c2d.h90 |
---|
| 60 | !! - 'key_dynldf_c3d': ahm = F(latitude,longitude,depth) see ldf_dyn_c3d.h90 |
---|
| 61 | !! |
---|
[3] | 62 | !! N.B. User defined include files. By default, 3d and 2d coef. |
---|
| 63 | !! are set to a constant value given in the namelist and the 1d |
---|
| 64 | !! coefficients are initialized to a hyperbolic tangent vertical |
---|
| 65 | !! profile. |
---|
| 66 | !! |
---|
[1601] | 67 | !! Reference : Madec, G. and M. Imbard, 1996: Climate Dynamics, 12, 381-388. |
---|
[3] | 68 | !!---------------------------------------------------------------------- |
---|
| 69 | INTEGER :: ioptio ! ??? |
---|
[2715] | 70 | LOGICAL :: ll_print = .FALSE. ! Logical flag for printing viscosity coef. |
---|
[1601] | 71 | !! |
---|
| 72 | NAMELIST/namdyn_ldf/ ln_dynldf_lap , ln_dynldf_bilap, & |
---|
| 73 | & ln_dynldf_level, ln_dynldf_hor , ln_dynldf_iso, & |
---|
[2528] | 74 | & rn_ahm_0_lap , rn_ahmb_0 , rn_ahm_0_blp |
---|
[3] | 75 | !!---------------------------------------------------------------------- |
---|
| 76 | |
---|
[1601] | 77 | REWIND( numnam ) ! Read Namelist namdyn_ldf : Lateral physics |
---|
| 78 | READ ( numnam, namdyn_ldf ) |
---|
[3] | 79 | |
---|
[1601] | 80 | IF(lwp) THEN ! Parameter print |
---|
[3] | 81 | WRITE(numout,*) |
---|
| 82 | WRITE(numout,*) 'ldf_dyn : lateral momentum physics' |
---|
| 83 | WRITE(numout,*) '~~~~~~~' |
---|
[1601] | 84 | WRITE(numout,*) ' Namelist nam_dynldf : set lateral mixing parameters' |
---|
[2528] | 85 | WRITE(numout,*) ' laplacian operator ln_dynldf_lap = ', ln_dynldf_lap |
---|
| 86 | WRITE(numout,*) ' bilaplacian operator ln_dynldf_bilap = ', ln_dynldf_bilap |
---|
| 87 | WRITE(numout,*) ' iso-level ln_dynldf_level = ', ln_dynldf_level |
---|
| 88 | WRITE(numout,*) ' horizontal (geopotential) ln_dynldf_hor = ', ln_dynldf_hor |
---|
| 89 | WRITE(numout,*) ' iso-neutral ln_dynldf_iso = ', ln_dynldf_iso |
---|
| 90 | WRITE(numout,*) ' horizontal laplacian eddy viscosity rn_ahm_0_lap = ', rn_ahm_0_lap |
---|
| 91 | WRITE(numout,*) ' background viscosity rn_ahmb_0 = ', rn_ahmb_0 |
---|
| 92 | WRITE(numout,*) ' horizontal bilaplacian eddy viscosity rn_ahm_0_blp = ', rn_ahm_0_blp |
---|
[3] | 93 | ENDIF |
---|
| 94 | |
---|
[2528] | 95 | ahm0 = rn_ahm_0_lap ! OLD namelist variables defined from DOCTOR namelist variables |
---|
| 96 | ahmb0 = rn_ahmb_0 |
---|
| 97 | ahm0_blp = rn_ahm_0_blp |
---|
[1601] | 98 | |
---|
[461] | 99 | ! ... check of lateral diffusive operator on tracers |
---|
| 100 | ! ==> will be done in trazdf module |
---|
[3] | 101 | |
---|
| 102 | ! ... Space variation of eddy coefficients |
---|
| 103 | ioptio = 0 |
---|
| 104 | #if defined key_dynldf_c3d |
---|
[1601] | 105 | IF(lwp) WRITE(numout,*) ' momentum mixing coef. = F( latitude, longitude, depth)' |
---|
[3] | 106 | ioptio = ioptio+1 |
---|
| 107 | #endif |
---|
| 108 | #if defined key_dynldf_c2d |
---|
[1601] | 109 | IF(lwp) WRITE(numout,*) ' momentum mixing coef. = F( latitude, longitude)' |
---|
[3] | 110 | ioptio = ioptio+1 |
---|
| 111 | #endif |
---|
| 112 | #if defined key_dynldf_c1d |
---|
[1601] | 113 | IF(lwp) WRITE(numout,*) ' momentum mixing coef. = F( depth )' |
---|
[3] | 114 | ioptio = ioptio+1 |
---|
[1601] | 115 | IF( ln_sco ) CALL ctl_stop( 'key_dynldf_c1d cannot be used in s-coordinate (ln_sco)' ) |
---|
[3] | 116 | #endif |
---|
| 117 | IF( ioptio == 0 ) THEN |
---|
[1601] | 118 | IF(lwp) WRITE(numout,*) ' momentum mixing coef. = constant (default option)' |
---|
[3] | 119 | ELSEIF( ioptio > 1 ) THEN |
---|
[1601] | 120 | CALL ctl_stop( 'use only one of the following keys: key_dynldf_c3d, key_dynldf_c2d, key_dynldf_c1d' ) |
---|
[3] | 121 | ENDIF |
---|
| 122 | |
---|
| 123 | |
---|
[461] | 124 | IF( ln_dynldf_bilap ) THEN |
---|
[1601] | 125 | IF(lwp) WRITE(numout,*) ' biharmonic momentum diffusion' |
---|
[2528] | 126 | IF( .NOT. ln_dynldf_lap ) ahm0 = ahm0_blp ! Allow spatially varying coefs, which use ahm0 as input |
---|
| 127 | IF( ahm0_blp > 0 .AND. .NOT. lk_esopa ) CALL ctl_stop( 'The horizontal viscosity coef. ahm0 must be negative' ) |
---|
[3] | 128 | ELSE |
---|
[1601] | 129 | IF(lwp) WRITE(numout,*) ' harmonic momentum diff. (default)' |
---|
| 130 | IF( ahm0 < 0 .AND. .NOT. lk_esopa ) CALL ctl_stop( 'The horizontal viscosity coef. ahm0 must be positive' ) |
---|
[3] | 131 | ENDIF |
---|
| 132 | |
---|
| 133 | |
---|
| 134 | ! Lateral eddy viscosity |
---|
| 135 | ! ====================== |
---|
| 136 | #if defined key_dynldf_c3d |
---|
| 137 | CALL ldf_dyn_c3d( ll_print ) ! ahm = 3D coef. = F( longitude, latitude, depth ) |
---|
| 138 | #elif defined key_dynldf_c2d |
---|
| 139 | CALL ldf_dyn_c2d( ll_print ) ! ahm = 1D coef. = F( longitude, latitude ) |
---|
| 140 | #elif defined key_dynldf_c1d |
---|
| 141 | CALL ldf_dyn_c1d( ll_print ) ! ahm = 1D coef. = F( depth ) |
---|
| 142 | #else |
---|
| 143 | ! Constant coefficients |
---|
| 144 | IF(lwp) WRITE(numout,*) |
---|
| 145 | IF(lwp) WRITE(numout,*) 'inildf: constant eddy viscosity coef. ' |
---|
| 146 | IF(lwp) WRITE(numout,*) '~~~~~~' |
---|
| 147 | IF(lwp) WRITE(numout,*) ' ahm1 = ahm2 = ahm0 = ',ahm0 |
---|
| 148 | #endif |
---|
[1601] | 149 | ! |
---|
[3] | 150 | END SUBROUTINE ldf_dyn_init |
---|
| 151 | |
---|
| 152 | #if defined key_dynldf_c3d |
---|
| 153 | # include "ldfdyn_c3d.h90" |
---|
| 154 | #elif defined key_dynldf_c2d |
---|
| 155 | # include "ldfdyn_c2d.h90" |
---|
| 156 | #elif defined key_dynldf_c1d |
---|
| 157 | # include "ldfdyn_c1d.h90" |
---|
| 158 | #endif |
---|
| 159 | |
---|
| 160 | |
---|
| 161 | SUBROUTINE ldf_zpf_1d( ld_print, pdam, pwam, pbot, pdep, pah ) |
---|
| 162 | !!---------------------------------------------------------------------- |
---|
| 163 | !! *** ROUTINE ldf_zpf *** |
---|
| 164 | !! |
---|
| 165 | !! ** Purpose : vertical adimensional profile for eddy coefficient |
---|
| 166 | !! |
---|
| 167 | !! ** Method : 1D eddy viscosity coefficients ( depth ) |
---|
[1601] | 168 | !!---------------------------------------------------------------------- |
---|
| 169 | LOGICAL , INTENT(in ) :: ld_print ! If true, output arrays on numout |
---|
| 170 | REAL(wp), INTENT(in ) :: pdam ! depth of the inflection point |
---|
| 171 | REAL(wp), INTENT(in ) :: pwam ! width of inflection |
---|
| 172 | REAL(wp), INTENT(in ) :: pbot ! bottom value (0<pbot<= 1) |
---|
[4409] | 173 | REAL(wp), INTENT(in ), DIMENSION(jpkorig) :: pdep ! depth of the gridpoint (T, U, V, F) |
---|
| 174 | REAL(wp), INTENT(inout), DIMENSION(jpkorig) :: pah ! adimensional vertical profile |
---|
[3] | 175 | !! |
---|
| 176 | INTEGER :: jk ! dummy loop indices |
---|
| 177 | REAL(wp) :: zm00, zm01, zmhb, zmhs ! temporary scalars |
---|
| 178 | !!---------------------------------------------------------------------- |
---|
| 179 | |
---|
[461] | 180 | zm00 = TANH( ( pdam - gdept_0(1 ) ) / pwam ) |
---|
| 181 | zm01 = TANH( ( pdam - gdept_0(jpkm1) ) / pwam ) |
---|
[3] | 182 | zmhs = zm00 / zm01 |
---|
| 183 | zmhb = ( 1.e0 - pbot ) / ( 1.e0 - zmhs ) / zm01 |
---|
| 184 | |
---|
| 185 | DO jk = 1, jpk |
---|
| 186 | pah(jk) = 1.e0 + zmhb * ( zm00 - TANH( ( pdam - pdep(jk) ) / pwam ) ) |
---|
| 187 | END DO |
---|
| 188 | |
---|
[1601] | 189 | IF(lwp .AND. ld_print ) THEN ! Control print |
---|
[3] | 190 | WRITE(numout,*) |
---|
| 191 | WRITE(numout,*) ' ahm profile : ' |
---|
| 192 | WRITE(numout,*) |
---|
| 193 | WRITE(numout,'(" jk ahm "," depth t-level " )') |
---|
| 194 | DO jk = 1, jpk |
---|
| 195 | WRITE(numout,'(i6,2f12.4,3x,2f12.4)') jk, pah(jk), pdep(jk) |
---|
| 196 | END DO |
---|
| 197 | ENDIF |
---|
[1601] | 198 | ! |
---|
[3] | 199 | END SUBROUTINE ldf_zpf_1d |
---|
| 200 | |
---|
| 201 | |
---|
[71] | 202 | SUBROUTINE ldf_zpf_1d_3d( ld_print, pdam, pwam, pbot, pdep, pah ) |
---|
| 203 | !!---------------------------------------------------------------------- |
---|
| 204 | !! *** ROUTINE ldf_zpf *** |
---|
| 205 | !! |
---|
| 206 | !! ** Purpose : vertical adimensional profile for eddy coefficient |
---|
| 207 | !! |
---|
| 208 | !! ** Method : 1D eddy viscosity coefficients ( depth ) |
---|
[1601] | 209 | !!---------------------------------------------------------------------- |
---|
| 210 | LOGICAL , INTENT(in ) :: ld_print ! If true, output arrays on numout |
---|
| 211 | REAL(wp), INTENT(in ) :: pdam ! depth of the inflection point |
---|
| 212 | REAL(wp), INTENT(in ) :: pwam ! width of inflection |
---|
| 213 | REAL(wp), INTENT(in ) :: pbot ! bottom value (0<pbot<= 1) |
---|
[2715] | 214 | REAL(wp), INTENT(in ), DIMENSION (:) :: pdep ! depth of the gridpoint (T, U, V, F) |
---|
[3211] | 215 | !FTRANS pah :I :I :z |
---|
[2715] | 216 | REAL(wp), INTENT(inout), DIMENSION (:,:,:) :: pah ! adimensional vertical profile |
---|
[71] | 217 | !! |
---|
| 218 | INTEGER :: jk ! dummy loop indices |
---|
| 219 | REAL(wp) :: zm00, zm01, zmhb, zmhs, zcf ! temporary scalars |
---|
| 220 | !!---------------------------------------------------------------------- |
---|
| 221 | |
---|
[461] | 222 | zm00 = TANH( ( pdam - gdept_0(1 ) ) / pwam ) |
---|
| 223 | zm01 = TANH( ( pdam - gdept_0(jpkm1) ) / pwam ) |
---|
[71] | 224 | zmhs = zm00 / zm01 |
---|
| 225 | zmhb = ( 1.e0 - pbot ) / ( 1.e0 - zmhs ) / zm01 |
---|
| 226 | |
---|
| 227 | DO jk = 1, jpk |
---|
| 228 | zcf = 1.e0 + zmhb * ( zm00 - TANH( ( pdam - pdep(jk) ) / pwam ) ) |
---|
| 229 | pah(:,:,jk) = zcf |
---|
| 230 | END DO |
---|
| 231 | |
---|
[1601] | 232 | IF(lwp .AND. ld_print ) THEN ! Control print |
---|
[71] | 233 | WRITE(numout,*) |
---|
| 234 | WRITE(numout,*) ' ahm profile : ' |
---|
| 235 | WRITE(numout,*) |
---|
| 236 | WRITE(numout,'(" jk ahm "," depth t-level " )') |
---|
| 237 | DO jk = 1, jpk |
---|
[174] | 238 | WRITE(numout,'(i6,2f12.4,3x,2f12.4)') jk, pah(1,1,jk), pdep(jk) |
---|
[71] | 239 | END DO |
---|
| 240 | ENDIF |
---|
[1601] | 241 | ! |
---|
[71] | 242 | END SUBROUTINE ldf_zpf_1d_3d |
---|
| 243 | |
---|
| 244 | |
---|
[3] | 245 | SUBROUTINE ldf_zpf_3d( ld_print, pdam, pwam, pbot, pdep, pah ) |
---|
| 246 | !!---------------------------------------------------------------------- |
---|
| 247 | !! *** ROUTINE ldf_zpf *** |
---|
| 248 | !! |
---|
| 249 | !! ** Purpose : vertical adimensional profile for eddy coefficient |
---|
| 250 | !! |
---|
| 251 | !! ** Method : 3D for partial step or s-coordinate |
---|
[1601] | 252 | !!---------------------------------------------------------------------- |
---|
| 253 | LOGICAL , INTENT(in ) :: ld_print ! If true, output arrays on numout |
---|
| 254 | REAL(wp), INTENT(in ) :: pdam ! depth of the inflection point |
---|
| 255 | REAL(wp), INTENT(in ) :: pwam ! width of inflection |
---|
| 256 | REAL(wp), INTENT(in ) :: pbot ! bottom value (0<pbot<= 1) |
---|
[3211] | 257 | !FTRANS pdep pah :I :I :z |
---|
[2715] | 258 | REAL(wp), INTENT(in ), DIMENSION (:,:,:) :: pdep ! dep of the gridpoint (T, U, V, F) |
---|
| 259 | REAL(wp), INTENT(inout), DIMENSION (:,:,:) :: pah ! adimensional vertical profile |
---|
[3] | 260 | !! |
---|
| 261 | INTEGER :: jk ! dummy loop indices |
---|
| 262 | REAL(wp) :: zm00, zm01, zmhb, zmhs ! temporary scalars |
---|
| 263 | !!---------------------------------------------------------------------- |
---|
| 264 | |
---|
[461] | 265 | zm00 = TANH( ( pdam - gdept_0(1 ) ) / pwam ) |
---|
| 266 | zm01 = TANH( ( pdam - gdept_0(jpkm1) ) / pwam ) |
---|
[3] | 267 | zmhs = zm00 / zm01 |
---|
| 268 | zmhb = ( 1.e0 - pbot ) / ( 1.e0 - zmhs ) / zm01 |
---|
| 269 | |
---|
| 270 | DO jk = 1, jpk |
---|
| 271 | pah(:,:,jk) = 1.e0 + zmhb * ( zm00 - TANH( ( pdam - pdep(:,:,jk) ) / pwam ) ) |
---|
| 272 | END DO |
---|
| 273 | |
---|
[1601] | 274 | IF(lwp .AND. ld_print ) THEN ! Control print |
---|
[3] | 275 | WRITE(numout,*) |
---|
| 276 | WRITE(numout,*) ' ahm profile : ' |
---|
| 277 | WRITE(numout,*) |
---|
| 278 | WRITE(numout,'(" jk ahm "," depth t-level " )') |
---|
| 279 | DO jk = 1, jpk |
---|
| 280 | WRITE(numout,'(i6,2f12.4,3x,2f12.4)') jk, pah(1,1,jk), pdep(1,1,jk) |
---|
| 281 | END DO |
---|
| 282 | ENDIF |
---|
[1601] | 283 | ! |
---|
| 284 | END SUBROUTINE ldf_zpf_3d |
---|
[3] | 285 | |
---|
| 286 | !!====================================================================== |
---|
| 287 | END MODULE ldfdyn |
---|