Changeset 8239 for branches/2017/dev_r8183_ICEMODEL/NEMOGCM/NEMO/LIM_SRC_3/limthd.F90

Timestamp:

2017-06-28T17:55:50+02:00 (7 years ago)

Author:

clem

Message:

merge with v3_6_CMIP6_ice_diagnostics@r8238

File:

• branches/2017/dev_r8183_ICEMODEL/NEMOGCM/NEMO/LIM_SRC_3/limthd.F90 (modified) (6 diffs)

branches/2017/dev_r8183_ICEMODEL/NEMOGCM/NEMO/LIM_SRC_3/limthd.F90

@@ -83 +83 @@
       INTEGER  :: ji, jj, jk, jl   ! dummy loop indices
       INTEGER  :: nbpb             ! nb of icy pts for vertical thermo calculations
-      REAL(wp) :: zfric_u, zqld, zqfr
+      REAL(wp) :: zfric_u, zqld, zqfr, zqfr_neg
       REAL(wp) :: zvi_b, zsmv_b, zei_b, zfs_b, zfw_b, zft_b 
       REAL(wp), PARAMETER :: zfric_umin = 0._wp           ! lower bound for the friction velocity (cice value=5.e-04)
@@ -175 +175 @@
 
             ! --- Energy needed to bring ocean surface layer until its freezing (<0, J.m-2) --- !
+            ! includes supercooling potential energy (>0) or "above-freezing" energy (<0)
             zqfr = tmask(ji,jj,1) * rau0 * rcp * e3t_m(ji,jj) * ( t_bo(ji,jj) - ( sst_m(ji,jj) + rt0 ) )
 
-            ! --- Energy from the turbulent oceanic heat flux (W/m2) --- !
+            ! --- Above-freezing sensible heat content (J/m2 grid)
+            zqfr_neg = tmask(ji,jj,1) * rau0 * rcp * e3t_m(ji,jj) * MIN( ( t_bo(ji,jj) - ( sst_m(ji,jj) + rt0 ) ), 0._wp )
+
+            ! --- Sensible ocean-to-ice heat flux (W/m2)
             zfric_u      = MAX( SQRT( zfric(ji,jj) ), zfric_umin ) 
-            fhtur(ji,jj) = MAX( 0._wp, rswitch * rau0 * rcp * zch  * zfric_u * ( ( sst_m(ji,jj) + rt0 ) - t_bo(ji,jj) ) ) ! W.m-2
-            fhtur(ji,jj) = rswitch * MIN( fhtur(ji,jj), - zqfr * r1_rdtice / MAX( at_i(ji,jj), epsi10 ) )
+            fhtur(ji,jj) = rswitch * rau0 * rcp * zch  * zfric_u * ( ( sst_m(ji,jj) + rt0 ) - t_bo(ji,jj) ) ! W.m-2
+
+            fhtur(ji,jj) = rswitch * MIN( fhtur(ji,jj), - zqfr_neg * r1_rdtice / MAX( at_i(ji,jj), epsi10 ) )
             ! upper bound for fhtur: the heat retrieved from the ocean must be smaller than the heat necessary to reach 
             !                        the freezing point, so that we do not have SST < T_freeze
             !                        This implies: - ( fhtur(ji,jj) * at_i(ji,jj) * rtdice ) - zqfr >= 0
 
-            !-- Energy Budget of the leads (J.m-2). Must be < 0 to form ice
+            !-- Energy Budget of the leads (J.m-2), source of lateral accretion. Must be < 0 to form ice
             qlead(ji,jj) = MIN( 0._wp , zqld - ( fhtur(ji,jj) * at_i(ji,jj) * rdt_ice ) - zqfr )
 
@@ -470 +475 @@
          CALL tab_2d_1d( nbpb, wfx_snw_sum_1d(1:nbpb), wfx_snw_sum  , jpi, jpj, npb(1:nbpb) )
          CALL tab_2d_1d( nbpb, wfx_sub_1d (1:nbpb), wfx_sub         , jpi, jpj, npb(1:nbpb) )
+         CALL tab_2d_1d( nbpb, wfx_snw_sub_1d(1:nbpb), wfx_snw_sub  , jpi, jpj, npb(1:nbpb) )
+         CALL tab_2d_1d( nbpb, wfx_ice_sub_1d(1:nbpb), wfx_ice_sub  , jpi, jpj, npb(1:nbpb) )
          !
          CALL tab_2d_1d( nbpb, wfx_bog_1d (1:nbpb), wfx_bog         , jpi, jpj, npb(1:nbpb) )
@@ -500 +507 @@
          CALL tab_2d_1d( nbpb, hfx_err_rem_1d (1:nbpb), hfx_err_rem , jpi, jpj, npb(1:nbpb) )
          !
+         ! SIMIP diagnostics
+         CALL tab_2d_1d( nbpb, diag_fc_bo_1d   (1:nbpb), diag_fc_bo  , jpi, jpj, npb(1:nbpb) )
+         CALL tab_2d_1d( nbpb, diag_fc_su_1d   (1:nbpb), diag_fc_su  , jpi, jpj, npb(1:nbpb) )
+         !
       CASE( 2 )            ! from 1D to 2D
          !
@@ -522 +533 @@
          CALL tab_1d_2d( nbpb, wfx_snw_sum   , npb, wfx_snw_sum_1d(1:nbpb),jpi, jpj )
          CALL tab_1d_2d( nbpb, wfx_sub       , npb, wfx_sub_1d(1:nbpb)   , jpi, jpj )
+         CALL tab_1d_2d( nbpb, wfx_snw_sub   , npb, wfx_snw_sub_1d(1:nbpb), jpi, jpj )
+         CALL tab_1d_2d( nbpb, wfx_ice_sub   , npb, wfx_ice_sub_1d(1:nbpb), jpi, jpj )
          !
          CALL tab_1d_2d( nbpb, wfx_bog       , npb, wfx_bog_1d(1:nbpb)   , jpi, jpj )
@@ -554 +567 @@
          CALL tab_1d_2d( nbpb, qns_ice(:,:,jl), npb, qns_ice_1d(1:nbpb) , jpi, jpj)
          CALL tab_1d_2d( nbpb, ftr_ice(:,:,jl), npb, ftr_ice_1d(1:nbpb) , jpi, jpj )
-         !         
+         !
+         ! SIMIP diagnostics         
+         CALL tab_1d_2d( nbpb, t_si(:,:,jl)   , npb, t_si_1d    (1:nbpb)     , jpi, jpj )
+         CALL tab_1d_2d( nbpb, diag_fc_bo     , npb, diag_fc_bo_1d(1:nbpb)   , jpi, jpj )
+         CALL tab_1d_2d( nbpb, diag_fc_su     , npb, diag_fc_su_1d(1:nbpb)   , jpi, jpj )
       END SELECT
       !