Changeset 4872 for trunk/NEMOGCM/NEMO/LIM_SRC_3/limthd_dh.F90
- Timestamp:
- 2014-11-18T18:03:00+01:00 (9 years ago)
- File:
-
- 1 edited
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trunk/NEMOGCM/NEMO/LIM_SRC_3/limthd_dh.F90 (modified) (33 diffs)
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trunk/NEMOGCM/NEMO/LIM_SRC_3/limthd_dh.F90
r4688 r4872 156 156 DO jk = 1, nlay_i 157 157 DO ji = kideb, kiut 158 h_i_old (ji,jk) = ht_i_ b(ji) / REAL( nlay_i )159 qh_i_old(ji,jk) = q_i_ b(ji,jk) * h_i_old(ji,jk)158 h_i_old (ji,jk) = ht_i_1d(ji) / REAL( nlay_i ) 159 qh_i_old(ji,jk) = q_i_1d(ji,jk) * h_i_old(ji,jk) 160 160 ENDDO 161 161 ENDDO … … 166 166 ! 167 167 DO ji = kideb, kiut 168 zinda = 1._wp - MAX( 0._wp , SIGN( 1._wp , - ht_s_ b(ji) ) )168 zinda = 1._wp - MAX( 0._wp , SIGN( 1._wp , - ht_s_1d(ji) ) ) 169 169 ztmelts = zinda * rtt + ( 1._wp - zinda ) * rtt 170 170 … … 172 172 zf_tt(ji) = fc_bo_i(ji) + fhtur_1d(ji) + fhld_1d(ji) 173 173 174 zq_su (ji) = MAX( 0._wp, zfdum * rdt_ice ) * MAX( 0._wp , SIGN( 1._wp, t_su_ b(ji) - ztmelts ) )174 zq_su (ji) = MAX( 0._wp, zfdum * rdt_ice ) * MAX( 0._wp , SIGN( 1._wp, t_su_1d(ji) - ztmelts ) ) 175 175 zq_bo (ji) = MAX( 0._wp, zf_tt(ji) * rdt_ice ) 176 176 END DO … … 182 182 !------------------------------------------------------------------------------! 183 183 DO ji = kideb, kiut 184 IF( t_s_ b(ji,1) > rtt ) THEN !!! Internal melting184 IF( t_s_1d(ji,1) > rtt ) THEN !!! Internal melting 185 185 ! Contribution to heat flux to the ocean [W.m-2], < 0 186 hfx_res_1d(ji) = hfx_res_1d(ji) + q_s_ b(ji,1) * ht_s_b(ji) * a_i_b(ji) * r1_rdtice186 hfx_res_1d(ji) = hfx_res_1d(ji) + q_s_1d(ji,1) * ht_s_1d(ji) * a_i_1d(ji) * r1_rdtice 187 187 ! Contribution to mass flux 188 wfx_snw_1d(ji) = wfx_snw_1d(ji) + rhosn * ht_s_ b(ji) * a_i_b(ji) * r1_rdtice188 wfx_snw_1d(ji) = wfx_snw_1d(ji) + rhosn * ht_s_1d(ji) * a_i_1d(ji) * r1_rdtice 189 189 ! updates 190 ht_s_ b(ji) = 0._wp191 q_s_ b(ji,1) = 0._wp192 t_s_ b(ji,1) = rtt190 ht_s_1d(ji) = 0._wp 191 q_s_1d (ji,1) = 0._wp 192 t_s_1d (ji,1) = rtt 193 193 END IF 194 194 END DO … … 199 199 ! 200 200 DO ji = kideb, kiut 201 zh_s(ji) = ht_s_ b(ji) / REAL( nlay_s )201 zh_s(ji) = ht_s_1d(ji) / REAL( nlay_s ) 202 202 END DO 203 203 ! 204 204 DO jk = 1, nlay_s 205 205 DO ji = kideb, kiut 206 zqh_s(ji) = zqh_s(ji) + q_s_ b(ji,jk) * zh_s(ji)206 zqh_s(ji) = zqh_s(ji) + q_s_1d(ji,jk) * zh_s(ji) 207 207 END DO 208 208 END DO … … 210 210 DO jk = 1, nlay_i 211 211 DO ji = kideb, kiut 212 zh_i(ji,jk) = ht_i_ b(ji) / REAL( nlay_i )213 zqh_i(ji) = zqh_i(ji) + q_i_ b(ji,jk) * zh_i(ji,jk)212 zh_i(ji,jk) = ht_i_1d(ji) / REAL( nlay_i ) 213 zqh_i(ji) = zqh_i(ji) + q_i_1d(ji,jk) * zh_i(ji,jk) 214 214 END DO 215 215 END DO … … 238 238 !----------- 239 239 ! thickness change 240 zcoeff = ( 1._wp - ( 1._wp - at_i_ b(ji) )**betas ) / at_i_b(ji)240 zcoeff = ( 1._wp - ( 1._wp - at_i_1d(ji) )**betas ) / at_i_1d(ji) 241 241 zdh_s_pre(ji) = zcoeff * sprecip_1d(ji) * rdt_ice / rhosn 242 242 ! enthalpy of the precip (>0, J.m-3) (tatm_ice is now in K) … … 244 244 IF( sprecip_1d(ji) == 0._wp ) zqprec(ji) = 0._wp 245 245 ! heat flux from snow precip (>0, W.m-2) 246 hfx_spr_1d(ji) = hfx_spr_1d(ji) + zdh_s_pre(ji) * a_i_ b(ji) * zqprec(ji) * r1_rdtice246 hfx_spr_1d(ji) = hfx_spr_1d(ji) + zdh_s_pre(ji) * a_i_1d(ji) * zqprec(ji) * r1_rdtice 247 247 ! mass flux, <0 248 wfx_spr_1d(ji) = wfx_spr_1d(ji) - rhosn * a_i_ b(ji) * zdh_s_pre(ji) * r1_rdtice248 wfx_spr_1d(ji) = wfx_spr_1d(ji) - rhosn * a_i_1d(ji) * zdh_s_pre(ji) * r1_rdtice 249 249 ! update thickness 250 ht_s_ b (ji) = MAX( 0._wp , ht_s_b(ji) + zdh_s_pre(ji) )250 ht_s_1d (ji) = MAX( 0._wp , ht_s_1d(ji) + zdh_s_pre(ji) ) 251 251 252 252 !--------------------- … … 259 259 zdh_s_mel (ji) = MAX( - zdh_s_pre(ji), zdh_s_mel(ji) ) ! bound melting 260 260 ! heat used to melt snow (W.m-2, >0) 261 hfx_snw_1d(ji) = hfx_snw_1d(ji) - zdh_s_mel(ji) * a_i_ b(ji) * zqprec(ji) * r1_rdtice261 hfx_snw_1d(ji) = hfx_snw_1d(ji) - zdh_s_mel(ji) * a_i_1d(ji) * zqprec(ji) * r1_rdtice 262 262 ! snow melting only = water into the ocean (then without snow precip), >0 263 wfx_snw_1d(ji) = wfx_snw_1d(ji) - rhosn * a_i_ b(ji) * zdh_s_mel(ji) * r1_rdtice263 wfx_snw_1d(ji) = wfx_snw_1d(ji) - rhosn * a_i_1d(ji) * zdh_s_mel(ji) * r1_rdtice 264 264 265 265 ! updates available heat + thickness 266 266 zq_su (ji) = MAX( 0._wp , zq_su (ji) + zdh_s_mel(ji) * zqprec(ji) ) 267 ht_s_ b(ji) = MAX( 0._wp , ht_s_b(ji) + zdh_s_mel(ji) )268 zh_s (ji) = ht_s_ b(ji) / REAL( nlay_s )267 ht_s_1d(ji) = MAX( 0._wp , ht_s_1d(ji) + zdh_s_mel(ji) ) 268 zh_s (ji) = ht_s_1d(ji) / REAL( nlay_s ) 269 269 270 270 ENDIF … … 276 276 DO ji = kideb, kiut 277 277 ! thickness change 278 zindh = 1._wp - MAX( 0._wp, SIGN( 1._wp, - ht_s_ b(ji) ) )279 zindq = 1._wp - MAX( 0._wp, SIGN( 1._wp, - q_s_ b(ji,jk) + epsi20 ) )280 zdeltah (ji,jk) = - zindh * zindq * zq_su(ji) / MAX( q_s_ b(ji,jk), epsi20 )278 zindh = 1._wp - MAX( 0._wp, SIGN( 1._wp, - ht_s_1d(ji) ) ) 279 zindq = 1._wp - MAX( 0._wp, SIGN( 1._wp, - q_s_1d(ji,jk) + epsi20 ) ) 280 zdeltah (ji,jk) = - zindh * zindq * zq_su(ji) / MAX( q_s_1d(ji,jk), epsi20 ) 281 281 zdeltah (ji,jk) = MAX( zdeltah(ji,jk) , - zh_s(ji) ) ! bound melting 282 282 zdh_s_mel(ji) = zdh_s_mel(ji) + zdeltah(ji,jk) 283 283 ! heat used to melt snow(W.m-2, >0) 284 hfx_snw_1d(ji) = hfx_snw_1d(ji) - zdeltah(ji,jk) * a_i_ b(ji) * q_s_b(ji,jk) * r1_rdtice284 hfx_snw_1d(ji) = hfx_snw_1d(ji) - zdeltah(ji,jk) * a_i_1d(ji) * q_s_1d(ji,jk) * r1_rdtice 285 285 ! snow melting only = water into the ocean (then without snow precip) 286 wfx_snw_1d(ji) = wfx_snw_1d(ji) - rhosn * a_i_ b(ji) * zdeltah(ji,jk) * r1_rdtice286 wfx_snw_1d(ji) = wfx_snw_1d(ji) - rhosn * a_i_1d(ji) * zdeltah(ji,jk) * r1_rdtice 287 287 288 288 ! updates available heat + thickness 289 zq_su (ji) = MAX( 0._wp , zq_su (ji) + zdeltah(ji,jk) * q_s_ b(ji,jk) )290 ht_s_ b(ji) = MAX( 0._wp , ht_s_b(ji) + zdeltah(ji,jk) )289 zq_su (ji) = MAX( 0._wp , zq_su (ji) + zdeltah(ji,jk) * q_s_1d(ji,jk) ) 290 ht_s_1d(ji) = MAX( 0._wp , ht_s_1d(ji) + zdeltah(ji,jk) ) 291 291 292 292 END DO … … 305 305 ! forced mode: snow thickness change due to sublimation 306 306 DO ji = kideb, kiut 307 zdh_s_sub(ji) = MAX( - ht_s_ b(ji) , - parsub * qla_ice_1d(ji) / ( rhosn * lsub ) * rdt_ice )307 zdh_s_sub(ji) = MAX( - ht_s_1d(ji) , - parsub * qla_ice_1d(ji) / ( rhosn * lsub ) * rdt_ice ) 308 308 ! Heat flux by sublimation [W.m-2], < 0 309 309 ! sublimate first snow that had fallen, then pre-existing snow 310 310 zcoeff = ( MAX( zdh_s_sub(ji), - MAX( 0._wp, zdh_s_pre(ji) + zdh_s_mel(ji) ) ) * zqprec(ji) + & 311 & ( zdh_s_sub(ji) - MAX( zdh_s_sub(ji), - MAX( 0._wp, zdh_s_pre(ji) + zdh_s_mel(ji) ) ) ) * q_s_ b(ji,1) ) &312 & * a_i_ b(ji) * r1_rdtice311 & ( zdh_s_sub(ji) - MAX( zdh_s_sub(ji), - MAX( 0._wp, zdh_s_pre(ji) + zdh_s_mel(ji) ) ) ) * q_s_1d(ji,1) ) & 312 & * a_i_1d(ji) * r1_rdtice 313 313 hfx_sub_1d(ji) = hfx_sub_1d(ji) + zcoeff 314 314 ! Mass flux by sublimation 315 wfx_sub_1d(ji) = wfx_sub_1d(ji) - rhosn * a_i_ b(ji) * zdh_s_sub(ji) * r1_rdtice315 wfx_sub_1d(ji) = wfx_sub_1d(ji) - rhosn * a_i_1d(ji) * zdh_s_sub(ji) * r1_rdtice 316 316 ! new snow thickness 317 ht_s_ b(ji) = MAX( 0._wp , ht_s_b(ji) + zdh_s_sub(ji) )317 ht_s_1d(ji) = MAX( 0._wp , ht_s_1d(ji) + zdh_s_sub(ji) ) 318 318 END DO 319 319 ENDIF … … 322 322 DO ji = kideb, kiut 323 323 dh_s_tot(ji) = zdh_s_mel(ji) + zdh_s_pre(ji) + zdh_s_sub(ji) 324 zh_s(ji) = ht_s_ b(ji) / REAL( nlay_s )324 zh_s(ji) = ht_s_1d(ji) / REAL( nlay_s ) 325 325 END DO ! ji 326 326 … … 332 332 DO jk = 1, nlay_s 333 333 DO ji = kideb,kiut 334 zindh = MAX( 0._wp , SIGN( 1._wp, - ht_s_ b(ji) + epsi20 ) )335 q_s_ b(ji,jk) = ( 1._wp - zindh ) / MAX( ht_s_b(ji), epsi20 ) * &334 zindh = MAX( 0._wp , SIGN( 1._wp, - ht_s_1d(ji) + epsi20 ) ) 335 q_s_1d(ji,jk) = ( 1._wp - zindh ) / MAX( ht_s_1d(ji), epsi20 ) * & 336 336 & ( ( MAX( 0._wp, dh_s_tot(ji) ) ) * zqprec(ji) + & 337 & ( - MAX( 0._wp, dh_s_tot(ji) ) + ht_s_ b(ji) ) * rhosn * ( cpic * ( rtt - t_s_b(ji,jk) ) + lfus ) )338 zq_s(ji) = zq_s(ji) + q_s_ b(ji,jk)337 & ( - MAX( 0._wp, dh_s_tot(ji) ) + ht_s_1d(ji) ) * rhosn * ( cpic * ( rtt - t_s_1d(ji,jk) ) + lfus ) ) 338 zq_s(ji) = zq_s(ji) + q_s_1d(ji,jk) 339 339 END DO 340 340 END DO … … 346 346 DO jk = 1, nlay_i 347 347 DO ji = kideb, kiut 348 zEi = - q_i_ b(ji,jk) / rhoic ! Specific enthalpy of layer k [J/kg, <0]349 350 ztmelts = - tmut * s_i_ b(ji,jk) + rtt ! Melting point of layer k [K]348 zEi = - q_i_1d(ji,jk) / rhoic ! Specific enthalpy of layer k [J/kg, <0] 349 350 ztmelts = - tmut * s_i_1d(ji,jk) + rtt ! Melting point of layer k [K] 351 351 352 352 zEw = rcp * ( ztmelts - rt0 ) ! Specific enthalpy of resulting meltwater [J/kg, <0] … … 368 368 zQm = zfmdt * zEw ! Energy of the melt water sent to the ocean [J/m2, <0] 369 369 370 ! Contribution to salt flux (clem: using sm_i_ b and not s_i_b(jk) is ok)371 sfx_sum_1d(ji) = sfx_sum_1d(ji) - sm_i_ b(ji) * a_i_b(ji) * zdeltah(ji,jk) * rhoic * r1_rdtice370 ! Contribution to salt flux (clem: using sm_i_1d and not s_i_1d(jk) is ok) 371 sfx_sum_1d(ji) = sfx_sum_1d(ji) - sm_i_1d(ji) * a_i_1d(ji) * zdeltah(ji,jk) * rhoic * r1_rdtice 372 372 373 373 ! Contribution to heat flux [W.m-2], < 0 374 hfx_thd_1d(ji) = hfx_thd_1d(ji) + zfmdt * a_i_ b(ji) * zEw * r1_rdtice374 hfx_thd_1d(ji) = hfx_thd_1d(ji) + zfmdt * a_i_1d(ji) * zEw * r1_rdtice 375 375 376 376 ! Total heat flux used in this process [W.m-2], > 0 377 hfx_sum_1d(ji) = hfx_sum_1d(ji) - zfmdt * a_i_ b(ji) * zdE * r1_rdtice377 hfx_sum_1d(ji) = hfx_sum_1d(ji) - zfmdt * a_i_1d(ji) * zdE * r1_rdtice 378 378 379 379 ! Contribution to mass flux 380 wfx_sum_1d(ji) = wfx_sum_1d(ji) - rhoic * a_i_ b(ji) * zdeltah(ji,jk) * r1_rdtice380 wfx_sum_1d(ji) = wfx_sum_1d(ji) - rhoic * a_i_1d(ji) * zdeltah(ji,jk) * r1_rdtice 381 381 382 382 ! record which layers have disappeared (for bottom melting) … … 388 388 389 389 ! update heat content (J.m-2) and layer thickness 390 qh_i_old(ji,jk) = qh_i_old(ji,jk) + zdeltah(ji,jk) * q_i_ b(ji,jk)390 qh_i_old(ji,jk) = qh_i_old(ji,jk) + zdeltah(ji,jk) * q_i_1d(ji,jk) 391 391 h_i_old (ji,jk) = h_i_old (ji,jk) + zdeltah(ji,jk) 392 392 END DO … … 394 394 ! update ice thickness 395 395 DO ji = kideb, kiut 396 ht_i_ b(ji) = MAX( 0._wp , ht_i_b(ji) + dh_i_surf(ji) )396 ht_i_1d(ji) = MAX( 0._wp , ht_i_1d(ji) + dh_i_surf(ji) ) 397 397 END DO 398 398 … … 424 424 !clem debug. Just to be sure that enthalpy at nlay_i+1 is null 425 425 DO ji = kideb, kiut 426 q_i_ b(ji,nlay_i+1) = 0._wp426 q_i_1d(ji,nlay_i+1) = 0._wp 427 427 END DO 428 428 … … 446 446 447 447 s_i_new(ji) = zswitch_sal * zfracs * sss_m(ii,ij) & ! New ice salinity 448 + ( 1. - zswitch_sal ) * sm_i_ b(ji)448 + ( 1. - zswitch_sal ) * sm_i_1d(ji) 449 449 ! New ice growth 450 450 ztmelts = - tmut * s_i_new(ji) + rtt ! New ice melting point (K) 451 451 452 zt_i_new = zswitch_sal * t_bo_ b(ji) + ( 1. - zswitch_sal) * t_i_b(ji, nlay_i)452 zt_i_new = zswitch_sal * t_bo_1d(ji) + ( 1. - zswitch_sal) * t_i_1d(ji, nlay_i) 453 453 454 454 zEi = cpic * ( zt_i_new - ztmelts ) & ! Specific enthalpy of forming ice (J/kg, <0) … … 456 456 & + rcp * ( ztmelts-rtt ) 457 457 458 zEw = rcp * ( t_bo_ b(ji) - rt0 ) ! Specific enthalpy of seawater (J/kg, < 0)458 zEw = rcp * ( t_bo_1d(ji) - rt0 ) ! Specific enthalpy of seawater (J/kg, < 0) 459 459 460 460 zdE = zEi - zEw ! Specific enthalpy difference (J/kg, <0) … … 462 462 dh_i_bott(ji) = rdt_ice * MAX( 0._wp , zf_tt(ji) / ( zdE * rhoic ) ) 463 463 464 q_i_ b(ji,nlay_i+1) = -zEi * rhoic ! New ice energy of melting (J/m3, >0)464 q_i_1d(ji,nlay_i+1) = -zEi * rhoic ! New ice energy of melting (J/m3, >0) 465 465 466 466 ENDIF ! fc_bo_i … … 477 477 ztmelts = - tmut * s_i_new(ji) + rtt ! New ice melting point (K) 478 478 479 zt_i_new = zswitch_sal * t_bo_ b(ji) + ( 1. - zswitch_sal) * t_i_b(ji, nlay_i)479 zt_i_new = zswitch_sal * t_bo_1d(ji) + ( 1. - zswitch_sal) * t_i_1d(ji, nlay_i) 480 480 481 481 zEi = cpic * ( zt_i_new - ztmelts ) & ! Specific enthalpy of forming ice (J/kg, <0) … … 483 483 & + rcp * ( ztmelts-rtt ) 484 484 485 zEw = rcp * ( t_bo_ b(ji) - rt0 ) ! Specific enthalpy of seawater (J/kg, < 0)485 zEw = rcp * ( t_bo_1d(ji) - rt0 ) ! Specific enthalpy of seawater (J/kg, < 0) 486 486 487 487 zdE = zEi - zEw ! Specific enthalpy difference (J/kg, <0) 488 488 489 489 ! Contribution to heat flux to the ocean [W.m-2], >0 490 hfx_thd_1d(ji) = hfx_thd_1d(ji) + zfmdt * a_i_ b(ji) * zEw * r1_rdtice490 hfx_thd_1d(ji) = hfx_thd_1d(ji) + zfmdt * a_i_1d(ji) * zEw * r1_rdtice 491 491 492 492 ! Total heat flux used in this process [W.m-2], <0 493 hfx_bog_1d(ji) = hfx_bog_1d(ji) - zfmdt * a_i_ b(ji) * zdE * r1_rdtice493 hfx_bog_1d(ji) = hfx_bog_1d(ji) - zfmdt * a_i_1d(ji) * zdE * r1_rdtice 494 494 495 495 ! Contribution to salt flux, <0 496 sfx_bog_1d(ji) = sfx_bog_1d(ji) + s_i_new(ji) * a_i_ b(ji) * zfmdt * r1_rdtice496 sfx_bog_1d(ji) = sfx_bog_1d(ji) + s_i_new(ji) * a_i_1d(ji) * zfmdt * r1_rdtice 497 497 498 498 ! Contribution to mass flux, <0 499 wfx_bog_1d(ji) = wfx_bog_1d(ji) - rhoic * a_i_ b(ji) * dh_i_bott(ji) * r1_rdtice499 wfx_bog_1d(ji) = wfx_bog_1d(ji) - rhoic * a_i_1d(ji) * dh_i_bott(ji) * r1_rdtice 500 500 501 501 ! update heat content (J.m-2) and layer thickness 502 qh_i_old(ji,nlay_i+1) = qh_i_old(ji,nlay_i+1) + dh_i_bott(ji) * q_i_ b(ji,nlay_i+1)502 qh_i_old(ji,nlay_i+1) = qh_i_old(ji,nlay_i+1) + dh_i_bott(ji) * q_i_1d(ji,nlay_i+1) 503 503 h_i_old (ji,nlay_i+1) = h_i_old (ji,nlay_i+1) + dh_i_bott(ji) 504 504 ENDIF … … 513 513 IF( zf_tt(ji) >= 0._wp .AND. jk > icount(ji) ) THEN ! do not calculate where layer has already disappeared from surface melting 514 514 515 ztmelts = - tmut * s_i_ b(ji,jk) + rtt ! Melting point of layer jk (K)516 517 IF( t_i_ b(ji,jk) >= ztmelts ) THEN !!! Internal melting515 ztmelts = - tmut * s_i_1d(ji,jk) + rtt ! Melting point of layer jk (K) 516 517 IF( t_i_1d(ji,jk) >= ztmelts ) THEN !!! Internal melting 518 518 zintermelt(ji) = 1._wp 519 519 520 zEi = - q_i_ b(ji,jk) / rhoic ! Specific enthalpy of melting ice (J/kg, <0)521 522 !!zEw = rcp * ( t_i_ b(ji,jk) - rtt ) ! Specific enthalpy of meltwater at T = t_i_b(J/kg, <0)520 zEi = - q_i_1d(ji,jk) / rhoic ! Specific enthalpy of melting ice (J/kg, <0) 521 522 !!zEw = rcp * ( t_i_1d(ji,jk) - rtt ) ! Specific enthalpy of meltwater at T = t_i_1d (J/kg, <0) 523 523 524 524 zdE = 0._wp ! Specific enthalpy difference (J/kg, <0) … … 533 533 534 534 ! Contribution to heat flux to the ocean [W.m-2], <0 (ice enthalpy zEi is "sent" to the ocean) 535 hfx_res_1d(ji) = hfx_res_1d(ji) + zfmdt * a_i_ b(ji) * zEi * r1_rdtice536 537 ! Contribution to salt flux (clem: using sm_i_ b and not s_i_b(jk) is ok)538 sfx_res_1d(ji) = sfx_res_1d(ji) - sm_i_ b(ji) * a_i_b(ji) * zdeltah(ji,jk) * rhoic * r1_rdtice535 hfx_res_1d(ji) = hfx_res_1d(ji) + zfmdt * a_i_1d(ji) * zEi * r1_rdtice 536 537 ! Contribution to salt flux (clem: using sm_i_1d and not s_i_1d(jk) is ok) 538 sfx_res_1d(ji) = sfx_res_1d(ji) - sm_i_1d(ji) * a_i_1d(ji) * zdeltah(ji,jk) * rhoic * r1_rdtice 539 539 540 540 ! Contribution to mass flux 541 wfx_res_1d(ji) = wfx_res_1d(ji) - rhoic * a_i_ b(ji) * zdeltah(ji,jk) * r1_rdtice541 wfx_res_1d(ji) = wfx_res_1d(ji) - rhoic * a_i_1d(ji) * zdeltah(ji,jk) * r1_rdtice 542 542 543 543 ! update heat content (J.m-2) and layer thickness 544 qh_i_old(ji,jk) = qh_i_old(ji,jk) + zdeltah(ji,jk) * q_i_ b(ji,jk)544 qh_i_old(ji,jk) = qh_i_old(ji,jk) + zdeltah(ji,jk) * q_i_1d(ji,jk) 545 545 h_i_old (ji,jk) = h_i_old (ji,jk) + zdeltah(ji,jk) 546 546 547 547 ELSE !!! Basal melting 548 548 549 zEi = - q_i_ b(ji,jk) / rhoic ! Specific enthalpy of melting ice (J/kg, <0)549 zEi = - q_i_1d(ji,jk) / rhoic ! Specific enthalpy of melting ice (J/kg, <0) 550 550 551 551 zEw = rcp * ( ztmelts - rtt )! Specific enthalpy of meltwater (J/kg, <0) … … 568 568 569 569 ! Contribution to heat flux to the ocean [W.m-2], <0 570 hfx_thd_1d(ji) = hfx_thd_1d(ji) + zfmdt * a_i_ b(ji) * zEw * r1_rdtice571 572 ! Contribution to salt flux (clem: using sm_i_ b and not s_i_b(jk) is ok)573 sfx_bom_1d(ji) = sfx_bom_1d(ji) - sm_i_ b(ji) * a_i_b(ji) * zdeltah(ji,jk) * rhoic * r1_rdtice570 hfx_thd_1d(ji) = hfx_thd_1d(ji) + zfmdt * a_i_1d(ji) * zEw * r1_rdtice 571 572 ! Contribution to salt flux (clem: using sm_i_1d and not s_i_1d(jk) is ok) 573 sfx_bom_1d(ji) = sfx_bom_1d(ji) - sm_i_1d(ji) * a_i_1d(ji) * zdeltah(ji,jk) * rhoic * r1_rdtice 574 574 575 575 ! Total heat flux used in this process [W.m-2], >0 576 hfx_bom_1d(ji) = hfx_bom_1d(ji) - zfmdt * a_i_ b(ji) * zdE * r1_rdtice576 hfx_bom_1d(ji) = hfx_bom_1d(ji) - zfmdt * a_i_1d(ji) * zdE * r1_rdtice 577 577 578 578 ! Contribution to mass flux 579 wfx_bom_1d(ji) = wfx_bom_1d(ji) - rhoic * a_i_ b(ji) * zdeltah(ji,jk) * r1_rdtice579 wfx_bom_1d(ji) = wfx_bom_1d(ji) - rhoic * a_i_1d(ji) * zdeltah(ji,jk) * r1_rdtice 580 580 581 581 ! update heat content (J.m-2) and layer thickness 582 qh_i_old(ji,jk) = qh_i_old(ji,jk) + zdeltah(ji,jk) * q_i_ b(ji,jk)582 qh_i_old(ji,jk) = qh_i_old(ji,jk) + zdeltah(ji,jk) * q_i_1d(ji,jk) 583 583 h_i_old (ji,jk) = h_i_old (ji,jk) + zdeltah(ji,jk) 584 584 ENDIF … … 603 603 ! 604 604 ! ! excessive energy is sent to lateral ablation 605 ! zinda = MAX( 0._wp, SIGN( 1._wp , 1._wp - at_i_ b(ji) - epsi20 ) )606 ! zq_1cat(ji) = zinda * rhoic * lfus * at_i_ b(ji) / MAX( 1._wp - at_i_b(ji) , epsi20 ) * zdvres ! J.m-2 >=0605 ! zinda = MAX( 0._wp, SIGN( 1._wp , 1._wp - at_i_1d(ji) - epsi20 ) ) 606 ! zq_1cat(ji) = zinda * rhoic * lfus * at_i_1d(ji) / MAX( 1._wp - at_i_1d(ji) , epsi20 ) * zdvres ! J.m-2 >=0 607 607 ! 608 608 ! ! correct salt and mass fluxes 609 ! sfx_bom_1d(ji) = sfx_bom_1d(ji) - sm_i_ b(ji) * a_i_b(ji) * zdvres * rhoic * r1_rdtice ! this is only a raw approximation610 ! wfx_bom_1d(ji) = wfx_bom_1d(ji) - rhoic * a_i_ b(ji) * zdvres * r1_rdtice609 ! sfx_bom_1d(ji) = sfx_bom_1d(ji) - sm_i_1d(ji) * a_i_1d(ji) * zdvres * rhoic * r1_rdtice ! this is only a raw approximation 610 ! wfx_bom_1d(ji) = wfx_bom_1d(ji) - rhoic * a_i_1d(ji) * zdvres * r1_rdtice 611 611 ! ENDIF 612 612 ! END DO … … 617 617 !------------------------------------------- 618 618 DO ji = kideb, kiut 619 ht_i_ b(ji) = MAX( 0._wp , ht_i_b(ji) + dh_i_bott(ji) )619 ht_i_1d(ji) = MAX( 0._wp , ht_i_1d(ji) + dh_i_bott(ji) ) 620 620 END DO 621 621 … … 628 628 DO ji = kideb, kiut 629 629 zq_rema(ji) = zq_su(ji) + zq_bo(ji) 630 ! zindh = 1._wp - MAX( 0._wp, SIGN( 1._wp, - ht_s_ b(ji) ) ) ! =1 if snow630 ! zindh = 1._wp - MAX( 0._wp, SIGN( 1._wp, - ht_s_1d(ji) ) ) ! =1 if snow 631 631 ! zindq = 1._wp - MAX( 0._wp, SIGN( 1._wp, - zq_s(ji) + epsi20 ) ) 632 632 ! zdeltah (ji,1) = - zindh * zindq * zq_rema(ji) / MAX( zq_s(ji), epsi20 ) 633 ! zdeltah (ji,1) = MIN( 0._wp , MAX( zdeltah(ji,1) , - ht_s_ b(ji) ) ) ! bound melting633 ! zdeltah (ji,1) = MIN( 0._wp , MAX( zdeltah(ji,1) , - ht_s_1d(ji) ) ) ! bound melting 634 634 ! zdh_s_mel(ji) = zdh_s_mel(ji) + zdeltah(ji,1) 635 635 ! dh_s_tot (ji) = dh_s_tot(ji) + zdeltah(ji,1) 636 ! ht_s_ b (ji) = ht_s_b(ji) + zdeltah(ji,1)636 ! ht_s_1d (ji) = ht_s_1d(ji) + zdeltah(ji,1) 637 637 ! 638 638 ! zq_rema(ji) = zq_rema(ji) + zdeltah(ji,1) * zq_s(ji) ! update available heat (J.m-2) 639 639 ! ! heat used to melt snow 640 ! hfx_snw_1d(ji) = hfx_snw_1d(ji) - zdeltah(ji,1) * a_i_ b(ji) * zq_s(ji) * r1_rdtice ! W.m-2 (>0)640 ! hfx_snw_1d(ji) = hfx_snw_1d(ji) - zdeltah(ji,1) * a_i_1d(ji) * zq_s(ji) * r1_rdtice ! W.m-2 (>0) 641 641 ! ! Contribution to mass flux 642 ! wfx_snw_1d(ji) = wfx_snw_1d(ji) - rhosn * a_i_ b(ji) * zdeltah(ji,1) * r1_rdtice642 ! wfx_snw_1d(ji) = wfx_snw_1d(ji) - rhosn * a_i_1d(ji) * zdeltah(ji,1) * r1_rdtice 643 643 ! 644 644 ii = MOD( npb(ji) - 1, jpi ) + 1 ; ij = ( npb(ji) - 1 ) / jpi + 1 645 645 ! Remaining heat flux (W.m-2) is sent to the ocean heat budget 646 hfx_out(ii,ij) = hfx_out(ii,ij) + ( zq_1cat(ji) + zq_rema(ji) * a_i_ b(ji) ) * r1_rdtice646 hfx_out(ii,ij) = hfx_out(ii,ij) + ( zq_1cat(ji) + zq_rema(ji) * a_i_1d(ji) ) * r1_rdtice 647 647 648 648 IF( ln_nicep .AND. zq_rema(ji) < 0. .AND. lwp ) WRITE(numout,*) 'ALERTE zq_rema <0 = ', zq_rema(ji) … … 657 657 DO ji = kideb, kiut 658 658 ! 659 dh_snowice(ji) = MAX( 0._wp , ( rhosn * ht_s_ b(ji) + (rhoic-rau0) * ht_i_b(ji) ) / ( rhosn+rau0-rhoic ) )660 661 ht_i_ b(ji) = ht_i_b(ji) + dh_snowice(ji)662 ht_s_ b(ji) = ht_s_b(ji) - dh_snowice(ji)659 dh_snowice(ji) = MAX( 0._wp , ( rhosn * ht_s_1d(ji) + (rhoic-rau0) * ht_i_1d(ji) ) / ( rhosn+rau0-rhoic ) ) 660 661 ht_i_1d(ji) = ht_i_1d(ji) + dh_snowice(ji) 662 ht_s_1d(ji) = ht_s_1d(ji) - dh_snowice(ji) 663 663 664 664 ! Salinity of snow ice 665 665 ii = MOD( npb(ji) - 1, jpi ) + 1 ; ij = ( npb(ji) - 1 ) / jpi + 1 666 zs_snic = zswitch_sal * sss_m(ii,ij) * ( rhoic - rhosn ) / rhoic + ( 1. - zswitch_sal ) * sm_i_ b(ji)666 zs_snic = zswitch_sal * sss_m(ii,ij) * ( rhoic - rhosn ) / rhoic + ( 1. - zswitch_sal ) * sm_i_1d(ji) 667 667 668 668 ! entrapment during snow ice formation 669 669 ! new salinity difference stored (to be used in limthd_ent.F90) 670 670 IF ( num_sal == 2 ) THEN 671 zswitch = MAX( 0._wp , SIGN( 1._wp , ht_i_ b(ji) - epsi10 ) )671 zswitch = MAX( 0._wp , SIGN( 1._wp , ht_i_1d(ji) - epsi10 ) ) 672 672 ! salinity dif due to snow-ice formation 673 dsm_i_si_1d(ji) = ( zs_snic - sm_i_ b(ji) ) * dh_snowice(ji) / MAX( ht_i_b(ji), epsi10 ) * zswitch673 dsm_i_si_1d(ji) = ( zs_snic - sm_i_1d(ji) ) * dh_snowice(ji) / MAX( ht_i_1d(ji), epsi10 ) * zswitch 674 674 ! salinity dif due to bottom growth 675 675 IF ( zf_tt(ji) < 0._wp ) THEN 676 dsm_i_se_1d(ji) = ( s_i_new(ji) - sm_i_ b(ji) ) * dh_i_bott(ji) / MAX( ht_i_b(ji), epsi10 ) * zswitch676 dsm_i_se_1d(ji) = ( s_i_new(ji) - sm_i_1d(ji) ) * dh_i_bott(ji) / MAX( ht_i_1d(ji), epsi10 ) * zswitch 677 677 ENDIF 678 678 ENDIF … … 686 686 687 687 ! Contribution to heat flux 688 hfx_thd_1d(ji) = hfx_thd_1d(ji) + zfmdt * a_i_ b(ji) * zEw * r1_rdtice688 hfx_thd_1d(ji) = hfx_thd_1d(ji) + zfmdt * a_i_1d(ji) * zEw * r1_rdtice 689 689 690 690 ! Contribution to salt flux 691 sfx_sni_1d(ji) = sfx_sni_1d(ji) + sss_m(ii,ij) * a_i_ b(ji) * zfmdt * r1_rdtice691 sfx_sni_1d(ji) = sfx_sni_1d(ji) + sss_m(ii,ij) * a_i_1d(ji) * zfmdt * r1_rdtice 692 692 693 693 ! Contribution to mass flux 694 694 ! All snow is thrown in the ocean, and seawater is taken to replace the volume 695 wfx_sni_1d(ji) = wfx_sni_1d(ji) - a_i_ b(ji) * dh_snowice(ji) * rhoic * r1_rdtice696 wfx_snw_1d(ji) = wfx_snw_1d(ji) + a_i_ b(ji) * dh_snowice(ji) * rhosn * r1_rdtice695 wfx_sni_1d(ji) = wfx_sni_1d(ji) - a_i_1d(ji) * dh_snowice(ji) * rhoic * r1_rdtice 696 wfx_snw_1d(ji) = wfx_snw_1d(ji) + a_i_1d(ji) * dh_snowice(ji) * rhosn * r1_rdtice 697 697 698 698 ! update heat content (J.m-2) and layer thickness 699 qh_i_old(ji,0) = qh_i_old(ji,0) + dh_snowice(ji) * q_s_ b(ji,1) + zfmdt * zEw699 qh_i_old(ji,0) = qh_i_old(ji,0) + dh_snowice(ji) * q_s_1d(ji,1) + zfmdt * zEw 700 700 h_i_old (ji,0) = h_i_old (ji,0) + dh_snowice(ji) 701 701 702 702 ! Total ablation (to debug) 703 IF( ht_i_ b(ji) <= 0._wp ) a_i_b(ji) = 0._wp703 IF( ht_i_1d(ji) <= 0._wp ) a_i_1d(ji) = 0._wp 704 704 705 705 END DO !ji … … 711 711 !clem bug: we should take snow into account here 712 712 DO ji = kideb, kiut 713 zindh = 1.0 - MAX( 0._wp , SIGN( 1._wp , - ht_i_ b(ji) ) )714 t_su_ b(ji) = zindh * t_su_b(ji) + ( 1.0 - zindh ) * rtt713 zindh = 1.0 - MAX( 0._wp , SIGN( 1._wp , - ht_i_1d(ji) ) ) 714 t_su_1d(ji) = zindh * t_su_1d(ji) + ( 1.0 - zindh ) * rtt 715 715 END DO ! ji 716 716 … … 718 718 DO ji = kideb,kiut 719 719 ! mask enthalpy 720 zinda = MAX( 0._wp , SIGN( 1._wp, - ht_s_ b(ji) ) )721 q_s_ b(ji,jk) = ( 1.0 - zinda ) * q_s_b(ji,jk)722 ! recalculate t_s_ b from q_s_b723 t_s_ b(ji,jk) = rtt + ( 1._wp - zinda ) * ( - q_s_b(ji,jk) / ( rhosn * cpic ) + lfus / cpic )720 zinda = MAX( 0._wp , SIGN( 1._wp, - ht_s_1d(ji) ) ) 721 q_s_1d(ji,jk) = ( 1.0 - zinda ) * q_s_1d(ji,jk) 722 ! recalculate t_s_1d from q_s_1d 723 t_s_1d(ji,jk) = rtt + ( 1._wp - zinda ) * ( - q_s_1d(ji,jk) / ( rhosn * cpic ) + lfus / cpic ) 724 724 END DO 725 725 END DO
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