MODULE thd_ice !!====================================================================== !! *** MODULE thd_ice *** !! LIM sea-ice : Ice thermodynamics in 1D !!===================================================================== !! History : 3.0 ! 2002-11 (C. Ethe) F90: Free form and module !!---------------------------------------------------------------------- USE par_ice ! LIM-3 parameters USE in_out_manager ! I/O manager USE lib_mpp ! MPP library IMPLICIT NONE PRIVATE PUBLIC thd_ice_alloc ! Routine called by nemogcm.F90 !!--------------------------- !! * Share Module variables !!--------------------------- ! !!! ** ice-thermo namelist (namicethd) ** REAL(wp), PUBLIC :: hmelt = -0.15 !: maximum melting at the bottom; active only for one category REAL(wp), PUBLIC :: hicmin = 0.2 !: (REMOVE) REAL(wp), PUBLIC :: hiclim = 0.05 !: minimum ice thickness REAL(wp), PUBLIC :: sbeta = 1.0 !: numerical scheme for diffusion in ice (REMOVE) REAL(wp), PUBLIC :: parlat = 0.0 !: (REMOVE) REAL(wp), PUBLIC :: hakspl = 0.5 !: (REMOVE) REAL(wp), PUBLIC :: hibspl = 0.5 !: (REMOVE) REAL(wp), PUBLIC :: exld = 2.0 !: (REMOVE) REAL(wp), PUBLIC :: hakdif = 1.0 !: (REMOVE) REAL(wp), PUBLIC :: thth = 0.2 !: (REMOVE) REAL(wp), PUBLIC :: hnzst = 0.1 !: thick. of the surf. layer in temp. comp. REAL(wp), PUBLIC :: parsub = 1.0 !: switch for snow sublimation or not REAL(wp), PUBLIC :: alphs = 1.0 !: coef. for snow density when snow-ice formation REAL(wp), PUBLIC :: fraz_swi= 1.0 !: use of frazil ice collection in function of wind (1.0) or not (0.0) REAL(wp), PUBLIC :: maxfrazb= 0.7 !: maximum portion of frazil ice collecting at the ice bottom REAL(wp), PUBLIC :: vfrazb = 0.41667 !: threshold drift speed for collection of bottom frazil ice REAL(wp), PUBLIC :: Cfrazb = 5.0 !: squeezing coefficient for collection of bottom frazil ice REAL(wp), PUBLIC, DIMENSION(2) :: hiccrit = (/0.3,0.3/) !: ice th. for lateral accretion in the NH (SH) (m) !!----------------------------- !! * Share 1D Module variables !!----------------------------- !: In ice thermodynamics, to spare memory, the vectors are folded !: from 1D to 2D vectors. The following variables, with ending _1d (or _b) !: are the variables corresponding to 2d vectors INTEGER , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: npb !: number of points where computations has to be done INTEGER , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: npac !: correspondance between points (lateral accretion) REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: qldif_1d !: <==> the 2D qldif REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: qcmif_1d !: <==> the 2D qcmif REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fstbif_1d !: <==> the 2D fstric REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fltbif_1d !: <==> the 2D ffltbif REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fscbq_1d !: <==> the 2D fscmcbq REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: qsr_ice_1d !: <==> the 2D qsr_ice REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fr1_i0_1d !: <==> the 2D fr1_i0 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fr2_i0_1d !: <==> the 2D fr2_i0 REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: qnsr_ice_1d !: <==> the 2D qns_ice REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: qfvbq_1d !: <==> the 2D qfvbq REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: t_bo_b !: <==> the 2D t_bo REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sprecip_1d !: <==> the 2D sprecip REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: frld_1d !: <==> the 2D frld REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: at_i_b !: <==> the 2D frld REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fbif_1d !: <==> the 2D fbif REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: rdm_ice_1d !: <==> the 2D rdm_ice REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: rdm_snw_1d !: <==> the 2D rdm_snw REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: qlbbq_1d !: <==> the 2D qlbsbq REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dmgwi_1d !: <==> the 2D dmgwi REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dvsbq_1d !: <==> the 2D rdvosif REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dvbbq_1d !: <==> the 2D rdvobif REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dvlbq_1d !: <==> the 2D rdvolif REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dvnbq_1d !: <==> the 2D rdvolif REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dqns_ice_1d !: <==> the 2D dqns_ice REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: qla_ice_1d !: <==> the 2D qla_ice REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dqla_ice_1d !: <==> the 2D dqla_ice REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: tatm_ice_1d !: <==> the 2D tatm_ice ! ! to reintegrate longwave flux inside the ice thermodynamics REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fsup !: Energy flux sent from bottom to lateral ablation if |dhb|> 0.15 m REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: focea !: Remaining energy in case of total ablation REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: i0 !: fraction of radiation transmitted to the ice REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: old_ht_i_b !: Ice thickness at the beginnning of the time step [m] REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: old_ht_s_b !: Snow thickness at the beginning of the time step [m] REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sfx_bri_1d !: <==> the 2D sfx_bri REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fhbri_1d !: Heat flux due to brine drainage REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sfx_thd_1d !: <==> the 2D sfx_thd REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dsm_i_fl_1d !: Ice salinity variations due to flushing REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dsm_i_gd_1d !: Ice salinity variations due to gravity drainage REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dsm_i_se_1d !: Ice salinity variations due to basal salt entrapment REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dsm_i_si_1d !: Ice salinity variations due to lateral accretion REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: hicol_b !: Ice collection thickness accumulated in fleads REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: t_su_b !: <==> the 2D t_su REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: a_i_b !: <==> the 2D a_i REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: ht_i_b !: <==> the 2D ht_s REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: ht_s_b !: <==> the 2D ht_i REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fc_su !: Surface Conduction flux REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fc_bo_i !: Bottom Conduction flux REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dh_s_tot !: Snow accretion/ablation [m] REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dh_i_surf !: Ice surface accretion/ablation [m] REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dh_i_bott !: Ice bottom accretion/ablation [m] REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dh_snowice !: Snow ice formation [m of ice] REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sm_i_b !: Ice bulk salinity [ppt] REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: s_i_new !: Salinity of new ice at the bottom REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: s_snowice !: Salinity of new snow ice on top of the ice REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: o_i_b !: Ice age [days] REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: iatte_1d !: clem attenuation coef of the input solar flux (unitless) REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: oatte_1d !: clem attenuation coef of the input solar flux (unitless) REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: t_s_b !: corresponding to the 2D var t_s REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: t_i_b !: corresponding to the 2D var t_i REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: s_i_b !: profiled ice salinity REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: q_i_b !: Ice enthalpy per unit volume REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: q_s_b !: Snow enthalpy per unit volume ! Clean the following ... ! These variables are coded for conservation checks REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: qt_i_in !: ice energy summed over categories (initial) REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: qt_i_fin !: ice energy summed over categories (final) REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: qt_s_in, qt_s_fin !: snow energy summed over categories REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: dq_i, sum_fluxq !: increment of energy, sum of fluxes REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: fatm, foce !: atmospheric, oceanic, heat flux REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: cons_error, surf_error !: conservation, surface error REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: q_i_layer_in !: goes to trash REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: q_i_layer_fin !: goes to trash REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: dq_i_layer, radab !: goes to trash REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: ftotal_in !: initial total heat flux REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: ftotal_fin !: final total heat flux REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: fc_s REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: fc_i REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: de_s_lay REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: de_i_lay INTEGER , PUBLIC :: jiindex_1d ! 1D index of debugging point !!---------------------------------------------------------------------- !! NEMO/LIM3 4.0 , UCL - NEMO Consortium (2011) !! $Id$ !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) !!---------------------------------------------------------------------- CONTAINS FUNCTION thd_ice_alloc() !!---------------------------------------------------------------------! !! *** ROUTINE thd_ice_alloc *** !!---------------------------------------------------------------------! INTEGER :: thd_ice_alloc ! return value INTEGER :: ierr(4) !!---------------------------------------------------------------------! ALLOCATE( npb (jpij) , npac (jpij), & ! ! & qldif_1d (jpij) , qcmif_1d (jpij) , fstbif_1d (jpij) , & & fltbif_1d(jpij) , fscbq_1d (jpij) , qsr_ice_1d (jpij) , & & fr1_i0_1d(jpij) , fr2_i0_1d(jpij) , qnsr_ice_1d(jpij) , & & qfvbq_1d (jpij) , t_bo_b (jpij) , iatte_1d (jpij) , & & oatte_1d (jpij) , STAT=ierr(1) ) ! ALLOCATE( sprecip_1d (jpij) , frld_1d (jpij) , at_i_b (jpij) , & & fbif_1d (jpij) , rdm_ice_1d (jpij) , rdm_snw_1d (jpij) , & & qlbbq_1d (jpij) , dmgwi_1d (jpij) , dvsbq_1d (jpij) , & & dvbbq_1d (jpij) , dvlbq_1d (jpij) , dvnbq_1d (jpij) , & & dqns_ice_1d(jpij) , qla_ice_1d (jpij) , dqla_ice_1d(jpij) , & & tatm_ice_1d(jpij) , fsup (jpij) , focea (jpij) , & & i0 (jpij) , old_ht_i_b (jpij) , old_ht_s_b (jpij) , & & sfx_bri_1d (jpij) , fhbri_1d (jpij) , sfx_thd_1d (jpij) , & & dsm_i_fl_1d(jpij) , dsm_i_gd_1d(jpij) , dsm_i_se_1d(jpij) , & & dsm_i_si_1d(jpij) , hicol_b (jpij) , STAT=ierr(2) ) ! ALLOCATE( t_su_b (jpij) , a_i_b (jpij) , ht_i_b (jpij) , & & ht_s_b (jpij) , fc_su (jpij) , fc_bo_i (jpij) , & & dh_s_tot (jpij) , dh_i_surf(jpij) , dh_i_bott(jpij) , & & dh_snowice(jpij) , sm_i_b (jpij) , s_i_new (jpij) , & & s_snowice (jpij) , o_i_b (jpij) , & ! ! & t_s_b(jpij,nlay_s), & ! ! & t_i_b(jpij,jkmax), s_i_b(jpij,jkmax) , & & q_i_b(jpij,jkmax), q_s_b(jpij,jkmax) , STAT=ierr(3)) ! ALLOCATE( qt_i_in (jpij,jpl) , qt_i_fin(jpij,jpl) , qt_s_in (jpij,jpl) , & & qt_s_fin (jpij,jpl) , dq_i (jpij,jpl) , sum_fluxq (jpij,jpl) , & & fatm (jpij,jpl) , foce (jpij,jpl) , cons_error(jpij,jpl) , & & surf_error(jpij,jpl) , & ! ! & q_i_layer_in(jpij,jkmax) , q_i_layer_fin(jpij,jkmax) , & & dq_i_layer (jpij,jkmax) , radab (jpij,jkmax) , & ! ! & ftotal_in(jpij), ftotal_fin(jpij) , & ! ! & fc_s(jpij,0:nlay_s) , de_s_lay(jpij,nlay_s) , & & fc_i(jpij,0:jkmax) , de_i_lay(jpij,jkmax) , STAT=ierr(4) ) thd_ice_alloc = MAXVAL( ierr ) IF( thd_ice_alloc /= 0 ) CALL ctl_warn( 'thd_ice_alloc: failed to allocate arrays.' ) ! END FUNCTION thd_ice_alloc !!====================================================================== END MODULE thd_ice