namberg

!-----------------------------------------------------------------------
&namberg       !   iceberg parameters                                   (default: OFF)
!-----------------------------------------------------------------------
   ln_icebergs = .false.      ! activate iceberg floats (force =F with "key_agrif")
   !
   !                          ! restart
   cn_icbrst_in     = "restart_icb" !  suffix of iceberg restart name (input)
   cn_icbrst_indir  = "./"          !  directory from which to read input ocean restarts
   cn_icbrst_out    = "restart_icb" !  suffix of ocean restart name (output)
   cn_icbrst_outdir = "./"          !  directory from which to read output ocean restarts          
   !
   !                          ! diagnostics:
   ln_bergdia        = .true.        ! Calculate budgets
   nn_verbose_level  = 0             ! Turn on more verbose output if level > 0
   nn_verbose_write  = 15            ! Timesteps between verbose messages
   nn_sample_rate    = 1             ! Timesteps between sampling for trajectory storage
   !
   !                          ! iceberg setting:
   !                                 ! Initial mass required for an iceberg of each class
   rn_initial_mass   = 8.8e7, 4.1e8, 3.3e9, 1.8e10, 3.8e10, 7.5e10, 1.2e11, 2.2e11, 3.9e11, 7.4e11
   !                                 ! Proportion of calving mass to apportion to each class
   rn_distribution   = 0.24, 0.12, 0.15, 0.18, 0.12, 0.07, 0.03, 0.03, 0.03, 0.02
   !                                 ! Ratio between effective and real iceberg mass (non-dim)
   !                                 ! i.e. number of icebergs represented at a point
   rn_mass_scaling   = 2000., 200., 50., 20., 10., 5., 2., 1., 1., 1.
                                     ! thickness of newly calved bergs (m)
   rn_initial_thickness     = 40., 67., 133., 175., 250., 250., 250., 250., 250., 250.
   !
   rn_rho_bergs            = 850.    ! Density of icebergs
   rn_LoW_ratio            = 1.5     ! Initial ratio L/W for newly calved icebergs
   ln_operator_splitting   = .true.  ! Use first order operator splitting for thermodynamics
   rn_bits_erosion_fraction = 0.     ! Fraction of erosion melt flux to divert to bergy bits
   rn_sicn_shift           = 0.      ! Shift of sea-ice concn in erosion flux (0<sicn_shift<1)
   ln_passive_mode         = .false. ! iceberg - ocean decoupling
   nn_test_icebergs        =  10     ! Create test icebergs of this class (-1 = no)
   !                                 ! Put a test iceberg at each gridpoint in box (lon1,lon2,lat1,lat2)
   rn_test_box             = 108.0,  116.0, -66.0, -58.0
   ln_use_calving          = .false. ! Use calving data even when nn_test_icebergs > 0
   rn_speed_limit          = 0.      ! CFL speed limit for a berg (safe value is 0.4, see #2581)
   !
   ln_M2016                = .false. ! use Merino et al. (2016) modification (use of 3d ocean data instead of only sea surface data)
      ln_icb_grd           = .false. ! ground icb when icb bottom level hit oce bottom level (need ln_M2016 to be activated)
   !
   cn_dir      = './'      !  root directory for the calving data location
   !___________!_________________________!___________________!___________!_____________!________!___________!__________________!__________!_______________!
   !           !  file name              ! frequency (hours) ! variable  ! time interp.!  clim  ! 'yearly'/ ! weights filename ! rotation ! land/sea mask !
   !           !                         !  (if <0  months)  !   name    !   (logical) !  (T/F) ! 'monthly' !                  ! pairing  !    filename   !
   sn_icb     =  'calving'              ,         -1.        ,'calvingmask',  .true.   , .true. , 'yearly'  , ''               , ''       , ''
/