- Timestamp:
- 2015-07-10T13:28:53+02:00 (9 years ago)
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branches/2014/dev_r4765_CNRS_agrif/NEMOGCM/NEMO/LIM_SRC_3/limupdate2.F90
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r4765 r5581 5 5 !!====================================================================== 6 6 !! History : 3.0 ! 2006-04 (M. Vancoppenolle) Original code 7 !! 3. 6! 2014-06 (C. Rousset) Complete rewriting/cleaning7 !! 3.5 ! 2014-06 (C. Rousset) Complete rewriting/cleaning 8 8 !!---------------------------------------------------------------------- 9 9 #if defined key_lim3 … … 13 13 !! lim_update2 : computes update of sea-ice global variables from trend terms 14 14 !!---------------------------------------------------------------------- 15 USE limrhg ! ice rheology16 17 USE dom_oce18 USE oce ! dynamics and tracers variables19 USE in_out_manager20 15 USE sbc_oce ! Surface boundary condition: ocean fields 21 16 USE sbc_ice ! Surface boundary condition: ice fields 22 17 USE dom_ice 18 USE dom_oce 23 19 USE phycst ! physical constants 24 20 USE ice 25 USE limdyn26 USE limtrp27 USE limthd28 USE limsbc29 USE limdiahsb30 USE limwri31 USE limrst32 21 USE thd_ice ! LIM thermodynamic sea-ice variables 33 USE par_ice34 22 USE limitd_th 35 USE limitd_me36 23 USE limvar 37 USE prtctl ! Print control 38 USE lbclnk ! lateral boundary condition - MPP exchanges 39 USE wrk_nemo ! work arrays 40 USE lib_fortran ! glob_sum 24 USE prtctl ! Print control 25 USE lbclnk ! lateral boundary condition - MPP exchanges 26 USE wrk_nemo ! work arrays 41 27 USE timing ! Timing 42 USE limcons ! conservation tests 28 USE limcons ! conservation tests 29 USE limctl 30 USE lib_mpp ! MPP library 31 USE lib_fortran ! Fortran utilities (allows no signed zero when 'key_nosignedzero' defined) 32 USE in_out_manager 43 33 44 34 IMPLICIT NONE … … 47 37 PUBLIC lim_update2 ! routine called by ice_step 48 38 49 REAL(wp) :: epsi10 = 1.e-10_wp ! - -50 REAL(wp) :: epsi20 = 1.e-20_wp51 52 39 !! * Substitutions 53 40 # include "vectopt_loop_substitute.h90" 54 41 !!---------------------------------------------------------------------- 55 42 !! NEMO/LIM3 4.0 , UCL - NEMO Consortium (2011) 56 !! $Id : limupdate.F90 3294 2012-01-28 16:44:18Z rblod$43 !! $Id$ 57 44 !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) 58 45 !!---------------------------------------------------------------------- 59 46 CONTAINS 60 47 61 SUBROUTINE lim_update2 48 SUBROUTINE lim_update2( kt ) 62 49 !!------------------------------------------------------------------- 63 50 !! *** ROUTINE lim_update2 *** … … 67 54 !! 68 55 !!--------------------------------------------------------------------- 69 INTEGER :: ji, jj, jk, jl, jm ! dummy loop indices 70 INTEGER :: jbnd1, jbnd2 71 INTEGER :: i_ice_switch 72 REAL(wp) :: zh, zsal 73 ! 74 REAL(wp) :: zvi_b, zsmv_b, zei_b, zfs_b, zfw_b, zft_b 56 INTEGER, INTENT(in) :: kt ! number of iteration 57 INTEGER :: ji, jj, jk, jl ! dummy loop indices 58 REAL(wp) :: zsal 59 REAL(wp) :: zvi_b, zsmv_b, zei_b, zfs_b, zfw_b, zft_b 75 60 !!------------------------------------------------------------------- 76 61 IF( nn_timing == 1 ) CALL timing_start('limupdate2') 77 62 63 IF( kt == nit000 .AND. lwp ) THEN 64 WRITE(numout,*) ' lim_update2 ' 65 WRITE(numout,*) ' ~~~~~~~~~~~ ' 66 ENDIF 67 78 68 ! conservation test 79 69 IF( ln_limdiahsb ) CALL lim_cons_hsm(0, 'limupdate2', zvi_b, zsmv_b, zei_b, zfw_b, zfs_b, zft_b) 80 70 81 !-----------------82 ! zap small values83 !-----------------84 CALL lim_itd_me_zapsmall85 86 CALL lim_var_glo2eqv87 88 !----------------------------------------------------89 ! Rebin categories with thickness out of bounds90 !----------------------------------------------------91 DO jm = 1, jpm92 jbnd1 = ice_cat_bounds(jm,1)93 jbnd2 = ice_cat_bounds(jm,2)94 IF (ice_ncat_types(jm) .GT. 1 ) CALL lim_itd_th_reb(jbnd1, jbnd2, jm)95 END DO96 97 71 !---------------------------------------------------------------------- 98 ! Constrain the thickness of the smallest category above hi clim72 ! Constrain the thickness of the smallest category above himin 99 73 !---------------------------------------------------------------------- 100 DO jm = 1, jpm 101 DO jj = 1, jpj 102 DO ji = 1, jpi 103 jl = ice_cat_bounds(jm,1) 104 IF( v_i(ji,jj,jl) > 0._wp .AND. ht_i(ji,jj,jl) < hiclim ) THEN 105 zh = hiclim / ht_i(ji,jj,jl) 106 ht_s(ji,jj,jl) = ht_s(ji,jj,jl) * zh 107 ht_i(ji,jj,jl) = ht_i(ji,jj,jl) * zh 108 a_i (ji,jj,jl) = a_i(ji,jj,jl) / zh 109 ENDIF 110 END DO !ji 111 END DO !jj 112 END DO !jm 74 DO jj = 1, jpj 75 DO ji = 1, jpi 76 rswitch = MAX( 0._wp , SIGN( 1._wp, a_i(ji,jj,1) - epsi20 ) ) !0 if no ice and 1 if yes 77 ht_i(ji,jj,1) = v_i (ji,jj,1) / MAX( a_i(ji,jj,1) , epsi20 ) * rswitch 78 IF( v_i(ji,jj,1) > 0._wp .AND. ht_i(ji,jj,1) < rn_himin ) THEN 79 a_i (ji,jj,1) = a_i (ji,jj,1) * ht_i(ji,jj,1) / rn_himin 80 oa_i(ji,jj,1) = oa_i(ji,jj,1) * ht_i(ji,jj,1) / rn_himin 81 ENDIF 82 END DO 83 END DO 113 84 114 85 !----------------------------------------------------- … … 123 94 DO jj = 1, jpj 124 95 DO ji = 1, jpi 125 IF( at_i(ji,jj) > amax .AND. a_i(ji,jj,jl) > 0._wp ) THEN126 a_i (ji,jj,jl) = a_i(ji,jj,jl) * ( 1._wp - ( 1._wp -amax / at_i(ji,jj) ) )127 ht_i(ji,jj,jl) = v_i(ji,jj,jl) / a_i(ji,jj,jl)96 IF( at_i(ji,jj) > rn_amax .AND. a_i(ji,jj,jl) > 0._wp ) THEN 97 a_i (ji,jj,jl) = a_i (ji,jj,jl) * ( 1._wp - ( 1._wp - rn_amax / at_i(ji,jj) ) ) 98 oa_i(ji,jj,jl) = oa_i(ji,jj,jl) * ( 1._wp - ( 1._wp - rn_amax / at_i(ji,jj) ) ) 128 99 ENDIF 129 100 END DO … … 131 102 END DO 132 103 133 at_i(:,:) = 0.0134 DO jl = 1, jpl135 at_i(:,:) = a_i(:,:,jl) + at_i(:,:)136 END DO137 138 ! --------------------------------------139 ! Final thickness distribution rebinning140 ! --------------------------------------141 DO jm = 1, jpm142 jbnd1 = ice_cat_bounds(jm,1)143 jbnd2 = ice_cat_bounds(jm,2)144 IF (ice_ncat_types(jm) .GT. 1 ) CALL lim_itd_th_reb(jbnd1, jbnd2, jm)145 IF (ice_ncat_types(jm) .EQ. 1 ) THEN146 ENDIF147 END DO148 149 !-----------------150 ! zap small values151 !-----------------152 CALL lim_itd_me_zapsmall153 154 104 !--------------------- 155 ! 2.11)Ice salinity105 ! Ice salinity 156 106 !--------------------- 157 IF ( n um_sal == 2 ) THEN107 IF ( nn_icesal == 2 ) THEN 158 108 DO jl = 1, jpl 159 109 DO jj = 1, jpj 160 110 DO ji = 1, jpi 161 111 zsal = smv_i(ji,jj,jl) 162 smv_i(ji,jj,jl) = sm_i(ji,jj,jl) * v_i(ji,jj,jl)163 112 ! salinity stays in bounds 164 i_ice_switch= 1._wp - MAX( 0._wp, SIGN( 1._wp, - v_i(ji,jj,jl) ) )165 smv_i(ji,jj,jl) = i_ice_switch * MAX( MIN( s_i_max * v_i(ji,jj,jl), smv_i(ji,jj,jl) ), s_i_min * v_i(ji,jj,jl) ) !+ s_i_min * ( 1._wp - i_ice_switch ) * v_i(ji,jj,jl)113 rswitch = 1._wp - MAX( 0._wp, SIGN( 1._wp, - v_i(ji,jj,jl) ) ) 114 smv_i(ji,jj,jl) = rswitch * MAX( MIN( rn_simax * v_i(ji,jj,jl), smv_i(ji,jj,jl) ), rn_simin * v_i(ji,jj,jl) ) 166 115 ! associated salt flux 167 116 sfx_res(ji,jj) = sfx_res(ji,jj) - ( smv_i(ji,jj,jl) - zsal ) * rhoic * r1_rdtice 168 END DO ! ji169 END DO ! jj170 END DO !jl117 END DO 118 END DO 119 END DO 171 120 ENDIF 172 121 122 !---------------------------------------------------- 123 ! Rebin categories with thickness out of bounds 124 !---------------------------------------------------- 125 IF ( jpl > 1 ) CALL lim_itd_th_reb( 1, jpl ) 126 127 !----------------- 128 ! zap small values 129 !----------------- 130 CALL lim_var_zapsmall 131 173 132 !------------------------------------------------------------------------------ 174 ! 2)Corrections to avoid wrong values |133 ! Corrections to avoid wrong values | 175 134 !------------------------------------------------------------------------------ 176 135 ! Ice drift … … 190 149 CALL lbc_lnk( v_ice(:,:), 'V', -1. ) 191 150 !mask velocities 192 u_ice(:,:) = u_ice(:,:) * tmu(:,:)193 v_ice(:,:) = v_ice(:,:) * tmv(:,:)151 u_ice(:,:) = u_ice(:,:) * umask(:,:,1) 152 v_ice(:,:) = v_ice(:,:) * vmask(:,:,1) 194 153 195 154 ! ------------------------------------------------- 196 155 ! Diagnostics 197 156 ! ------------------------------------------------- 198 d_a_i_thd(:,:,:) = a_i(:,:,:) - old_a_i(:,:,:) 199 d_v_s_thd(:,:,:) = v_s(:,:,:) - old_v_s(:,:,:) 200 d_v_i_thd(:,:,:) = v_i(:,:,:) - old_v_i(:,:,:) 201 d_e_s_thd(:,:,:,:) = e_s(:,:,:,:) - old_e_s(:,:,:,:) 202 d_e_i_thd(:,:,1:nlay_i,:) = e_i(:,:,1:nlay_i,:) - old_e_i(:,:,1:nlay_i,:) 203 !?? d_oa_i_thd(:,:,:) = oa_i (:,:,:) - old_oa_i (:,:,:) 204 d_smv_i_thd(:,:,:) = 0._wp 205 IF( num_sal == 2 ) d_smv_i_thd(:,:,:) = smv_i(:,:,:) - old_smv_i(:,:,:) 206 ! diag only (clem) 207 dv_dt_thd(:,:,:) = d_v_i_thd(:,:,:) * r1_rdtice * rday 208 209 ! heat content variation (W.m-2) 157 DO jl = 1, jpl 158 oa_i(:,:,jl) = oa_i(:,:,jl) + a_i(:,:,jl) * rdt_ice / rday ! ice natural aging 159 afx_thd(:,:) = afx_thd(:,:) + ( a_i(:,:,jl) - a_i_b(:,:,jl) ) * r1_rdtice 160 END DO 161 afx_tot = afx_thd + afx_dyn 162 210 163 DO jj = 1, jpj 211 164 DO ji = 1, jpi 212 diag_heat_dhc(ji,jj) = ( SUM( d_e_i_trp(ji,jj,1:nlay_i,:) + d_e_i_thd(ji,jj,1:nlay_i,:) ) + & 213 & SUM( d_e_s_trp(ji,jj,1:nlay_s,:) + d_e_s_thd(ji,jj,1:nlay_s,:) ) & 214 & ) * unit_fac * r1_rdtice / area(ji,jj) 165 ! heat content variation (W.m-2) 166 diag_heat(ji,jj) = diag_heat(ji,jj) - & 167 & ( SUM( e_i(ji,jj,1:nlay_i,:) - e_i_b(ji,jj,1:nlay_i,:) ) + & 168 & SUM( e_s(ji,jj,1:nlay_s,:) - e_s_b(ji,jj,1:nlay_s,:) ) & 169 & ) * r1_rdtice 170 ! salt, volume 171 diag_smvi(ji,jj) = diag_smvi(ji,jj) + SUM( smv_i(ji,jj,:) - smv_i_b(ji,jj,:) ) * rhoic * r1_rdtice 172 diag_vice(ji,jj) = diag_vice(ji,jj) + SUM( v_i (ji,jj,:) - v_i_b (ji,jj,:) ) * rhoic * r1_rdtice 173 diag_vsnw(ji,jj) = diag_vsnw(ji,jj) + SUM( v_s (ji,jj,:) - v_s_b (ji,jj,:) ) * rhosn * r1_rdtice 215 174 END DO 216 175 END DO 217 176 218 177 ! conservation test 219 IF( ln_limdiahsb ) CALL lim_cons_hsm(0, 'limupdate2', zvi_b, zsmv_b, zei_b, zfw_b, zfs_b, zft_b) 178 IF( ln_limdiahsb ) CALL lim_cons_hsm(1, 'limupdate2', zvi_b, zsmv_b, zei_b, zfw_b, zfs_b, zft_b) 179 180 ! necessary calls (at least for coupling) 181 CALL lim_var_glo2eqv 182 CALL lim_var_agg(2) 183 184 ! ------------------------------------------------- 185 ! control prints 186 ! ------------------------------------------------- 187 IF( ln_icectl ) CALL lim_prt( kt, iiceprt, jiceprt, 2, ' - Final state - ' ) ! control print 220 188 221 189 IF(ln_ctl) THEN ! Control print … … 223 191 CALL prt_ctl_info(' - Cell values : ') 224 192 CALL prt_ctl_info(' ~~~~~~~~~~~~~ ') 225 CALL prt_ctl(tab2d_1= area, clinfo1=' lim_update2 : cell area :')193 CALL prt_ctl(tab2d_1=e12t , clinfo1=' lim_update2 : cell area :') 226 194 CALL prt_ctl(tab2d_1=at_i , clinfo1=' lim_update2 : at_i :') 227 195 CALL prt_ctl(tab2d_1=vt_i , clinfo1=' lim_update2 : vt_i :') … … 229 197 CALL prt_ctl(tab2d_1=strength , clinfo1=' lim_update2 : strength :') 230 198 CALL prt_ctl(tab2d_1=u_ice , clinfo1=' lim_update2 : u_ice :', tab2d_2=v_ice , clinfo2=' v_ice :') 231 CALL prt_ctl(tab2d_1= old_u_ice , clinfo1=' lim_update2 : old_u_ice :', tab2d_2=old_v_ice , clinfo2=' old_v_ice:')199 CALL prt_ctl(tab2d_1=u_ice_b , clinfo1=' lim_update2 : u_ice_b :', tab2d_2=v_ice_b , clinfo2=' v_ice_b :') 232 200 233 201 DO jl = 1, jpl … … 242 210 CALL prt_ctl(tab2d_1=o_i (:,:,jl) , clinfo1= ' lim_update2 : o_i : ') 243 211 CALL prt_ctl(tab2d_1=a_i (:,:,jl) , clinfo1= ' lim_update2 : a_i : ') 244 CALL prt_ctl(tab2d_1=old_a_i (:,:,jl) , clinfo1= ' lim_update2 : old_a_i : ') 245 CALL prt_ctl(tab2d_1=d_a_i_thd (:,:,jl) , clinfo1= ' lim_update2 : d_a_i_thd : ') 212 CALL prt_ctl(tab2d_1=a_i_b (:,:,jl) , clinfo1= ' lim_update2 : a_i_b : ') 246 213 CALL prt_ctl(tab2d_1=v_i (:,:,jl) , clinfo1= ' lim_update2 : v_i : ') 247 CALL prt_ctl(tab2d_1=old_v_i (:,:,jl) , clinfo1= ' lim_update2 : old_v_i : ') 248 CALL prt_ctl(tab2d_1=d_v_i_thd (:,:,jl) , clinfo1= ' lim_update2 : d_v_i_thd : ') 214 CALL prt_ctl(tab2d_1=v_i_b (:,:,jl) , clinfo1= ' lim_update2 : v_i_b : ') 249 215 CALL prt_ctl(tab2d_1=v_s (:,:,jl) , clinfo1= ' lim_update2 : v_s : ') 250 CALL prt_ctl(tab2d_1=old_v_s (:,:,jl) , clinfo1= ' lim_update2 : old_v_s : ') 251 CALL prt_ctl(tab2d_1=d_v_s_thd (:,:,jl) , clinfo1= ' lim_update2 : d_v_s_thd : ') 252 CALL prt_ctl(tab2d_1=e_i (:,:,1,jl)/1.0e9, clinfo1= ' lim_update2 : e_i1 : ') 253 CALL prt_ctl(tab2d_1=old_e_i (:,:,1,jl)/1.0e9, clinfo1= ' lim_update2 : old_e_i1 : ') 254 CALL prt_ctl(tab2d_1=d_e_i_thd (:,:,1,jl)/1.0e9, clinfo1= ' lim_update2 : de_i1_thd : ') 255 CALL prt_ctl(tab2d_1=e_i (:,:,2,jl)/1.0e9, clinfo1= ' lim_update2 : e_i2 : ') 256 CALL prt_ctl(tab2d_1=old_e_i (:,:,2,jl)/1.0e9, clinfo1= ' lim_update2 : old_e_i2 : ') 257 CALL prt_ctl(tab2d_1=d_e_i_thd (:,:,2,jl)/1.0e9, clinfo1= ' lim_update2 : de_i2_thd : ') 216 CALL prt_ctl(tab2d_1=v_s_b (:,:,jl) , clinfo1= ' lim_update2 : v_s_b : ') 217 CALL prt_ctl(tab2d_1=e_i (:,:,1,jl) , clinfo1= ' lim_update2 : e_i1 : ') 218 CALL prt_ctl(tab2d_1=e_i_b (:,:,1,jl) , clinfo1= ' lim_update2 : e_i1_b : ') 219 CALL prt_ctl(tab2d_1=e_i (:,:,2,jl) , clinfo1= ' lim_update2 : e_i2 : ') 220 CALL prt_ctl(tab2d_1=e_i_b (:,:,2,jl) , clinfo1= ' lim_update2 : e_i2_b : ') 258 221 CALL prt_ctl(tab2d_1=e_s (:,:,1,jl) , clinfo1= ' lim_update2 : e_snow : ') 259 CALL prt_ctl(tab2d_1=old_e_s (:,:,1,jl) , clinfo1= ' lim_update2 : old_e_snow : ') 260 CALL prt_ctl(tab2d_1=d_e_s_thd (:,:,1,jl)/1.0e9, clinfo1= ' lim_update2 : d_e_s_thd : ') 222 CALL prt_ctl(tab2d_1=e_s_b (:,:,1,jl) , clinfo1= ' lim_update2 : e_snow_b : ') 261 223 CALL prt_ctl(tab2d_1=smv_i (:,:,jl) , clinfo1= ' lim_update2 : smv_i : ') 262 CALL prt_ctl(tab2d_1=old_smv_i (:,:,jl) , clinfo1= ' lim_update2 : old_smv_i : ') 263 CALL prt_ctl(tab2d_1=d_smv_i_thd(:,:,jl) , clinfo1= ' lim_update2 : d_smv_i_thd : ') 224 CALL prt_ctl(tab2d_1=smv_i_b (:,:,jl) , clinfo1= ' lim_update2 : smv_i_b : ') 264 225 CALL prt_ctl(tab2d_1=oa_i (:,:,jl) , clinfo1= ' lim_update2 : oa_i : ') 265 CALL prt_ctl(tab2d_1=old_oa_i (:,:,jl) , clinfo1= ' lim_update2 : old_oa_i : ') 266 CALL prt_ctl(tab2d_1=d_oa_i_thd (:,:,jl) , clinfo1= ' lim_update2 : d_oa_i_thd : ') 226 CALL prt_ctl(tab2d_1=oa_i_b (:,:,jl) , clinfo1= ' lim_update2 : oa_i_b : ') 267 227 268 228 DO jk = 1, nlay_i
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