[11987] | 1 | MODULE isf_oce |
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[11395] | 2 | !!====================================================================== |
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[14064] | 3 | !! *** MODULE isf_oce *** |
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| 4 | !! Ice shelves : ice shelves variables defined in memory |
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[11395] | 5 | !!====================================================================== |
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| 6 | !! History : 3.2 ! 2011-02 (C.Harris ) Original code isf cav |
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| 7 | !! X.X ! 2006-02 (C. Wang ) Original code bg03 |
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| 8 | !! 3.4 ! 2013-03 (P. Mathiot) Merging + parametrization |
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| 9 | !! 4.1 ! 2019-09 (P. Mathiot) Split param/explicit ice shelf and re-organisation |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | |
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| 12 | !!---------------------------------------------------------------------- |
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[11403] | 13 | !! isf : define and allocate ice shelf variables |
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[11395] | 14 | !!---------------------------------------------------------------------- |
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| 15 | |
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[11931] | 16 | USE par_oce , ONLY: jpi, jpj, jpk |
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| 17 | USE in_out_manager, ONLY: wp, jpts ! I/O manager |
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[11852] | 18 | USE lib_mpp , ONLY: ctl_stop, mpp_sum ! MPP library |
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[11395] | 19 | USE fldread ! read input fields |
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| 20 | |
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| 21 | IMPLICIT NONE |
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| 22 | |
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| 23 | PRIVATE |
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| 24 | |
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[11987] | 25 | PUBLIC isf_alloc, isf_alloc_par, isf_alloc_cav, isf_alloc_cpl, isf_dealloc_cpl |
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[11395] | 26 | ! |
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[11423] | 27 | !------------------------------------------------------- |
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| 28 | ! 0 : namelist parameter |
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| 29 | !------------------------------------------------------- |
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[11395] | 30 | ! |
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[11423] | 31 | ! 0.1 -------- ice shelf cavity parameter -------------- |
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| 32 | CHARACTER(LEN=256), PUBLIC :: cn_isfdir |
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[11521] | 33 | LOGICAL , PUBLIC :: ln_isf |
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[11876] | 34 | LOGICAL , PUBLIC :: ln_isfdebug |
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[11395] | 35 | ! |
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[11489] | 36 | ! 0.2 -------- ice shelf cavity opened namelist parameter ------------- |
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[11423] | 37 | LOGICAL , PUBLIC :: ln_isfcav_mlt !: logical for the use of ice shelf parametrisation |
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| 38 | REAL(wp) , PUBLIC :: rn_gammat0 !: temperature exchange coeficient [] |
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| 39 | REAL(wp) , PUBLIC :: rn_gammas0 !: salinity exchange coeficient [] |
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| 40 | REAL(wp) , PUBLIC :: rn_htbl !: Losch top boundary layer thickness [m] |
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[12062] | 41 | REAL(wp) , PUBLIC :: rn_isfload_T !: |
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| 42 | REAL(wp) , PUBLIC :: rn_isfload_S !: |
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[11423] | 43 | CHARACTER(LEN=256), PUBLIC :: cn_gammablk !: gamma formulation |
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| 44 | CHARACTER(LEN=256), PUBLIC :: cn_isfcav_mlt !: melt formulation (cavity/param) |
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[11489] | 45 | CHARACTER(LEN=256), PUBLIC :: cn_isfload !: ice shelf load computation method |
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[11423] | 46 | TYPE(FLD_N) , PUBLIC :: sn_isfcav_fwf !: information about the isf melting file to be read |
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[11403] | 47 | ! |
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[11489] | 48 | ! 0.3 -------- ice shelf cavity parametrised namelist parameter ------------- |
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[11423] | 49 | LOGICAL , PUBLIC :: ln_isfpar_mlt !: logical for the computation of melt inside the cavity |
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| 50 | CHARACTER(LEN=256), PUBLIC :: cn_isfpar_mlt !: melt formulation (cavity/param) |
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| 51 | TYPE(FLD_N) , PUBLIC :: sn_isfpar_fwf !: information about the isf melting file to be read |
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| 52 | TYPE(FLD_N) , PUBLIC :: sn_isfpar_zmax !: information about the grounding line depth file to be read |
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| 53 | TYPE(FLD_N) , PUBLIC :: sn_isfpar_zmin !: information about the calving line depth file to be read |
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| 54 | TYPE(FLD_N) , PUBLIC :: sn_isfpar_Leff !: information about the effective length file to be read |
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[11395] | 55 | ! |
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[11423] | 56 | ! 0.4 -------- coupling namelist parameter ------------- |
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| 57 | LOGICAL, PUBLIC :: ln_isfcpl !: |
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| 58 | LOGICAL, PUBLIC :: ln_isfcpl_cons !: |
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| 59 | INTEGER, PUBLIC :: nn_drown !: |
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[11395] | 60 | ! |
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[11423] | 61 | !------------------------------------------------------- |
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| 62 | ! 1 : ice shelf parameter |
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| 63 | !------------------------------------------------------- |
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| 64 | ! |
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[11395] | 65 | REAL(wp), PARAMETER, PUBLIC :: rLfusisf = 0.334e6_wp !: latent heat of fusion of ice shelf [J/kg] |
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| 66 | REAL(wp), PARAMETER, PUBLIC :: rcpisf = 2000.0_wp !: specific heat of ice shelf [J/kg/K] |
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| 67 | REAL(wp), PARAMETER, PUBLIC :: rkappa = 1.54e-6_wp !: heat diffusivity through the ice-shelf [m2/s] |
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| 68 | REAL(wp), PARAMETER, PUBLIC :: rhoisf = 920.0_wp !: volumic mass of ice shelf [kg/m3] |
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| 69 | REAL(wp), PARAMETER, PUBLIC :: rtsurf = -20.0 !: surface temperature [C] |
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[11423] | 70 | ! |
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| 71 | !------------------------------------------------------- |
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| 72 | ! 2 : ice shelf global variables |
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| 73 | !------------------------------------------------------- |
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| 74 | ! |
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[11987] | 75 | ! 2.1 -------- ice shelf cavity parameter -------------- |
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[13558] | 76 | LOGICAL , PUBLIC :: l_isfoasis = .FALSE. |
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[11423] | 77 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: risfload !: ice shelf load |
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| 78 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: fwfisf_oasis |
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| 79 | ! |
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[11987] | 80 | ! 2.2 -------- ice shelf cavity melt namelist parameter ------------- |
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[11423] | 81 | INTEGER , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: mskisf_cav !: |
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| 82 | INTEGER , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: misfkt_cav , misfkb_cav !: |
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| 83 | REAL(wp) , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rhisf_tbl_cav, rfrac_tbl_cav !: |
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| 84 | REAL(wp) , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: fwfisf_cav , fwfisf_cav_b !: before and now net fwf from the ice shelf [kg/m2/s] |
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| 85 | REAL(wp) , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: risf_cav_tsc , risf_cav_tsc_b !: before and now T & S isf contents [K.m/s & PSU.m/s] |
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| 86 | TYPE(FLD), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sf_isfcav_fwf !: |
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| 87 | ! |
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| 88 | REAL(wp) , PUBLIC :: risf_lamb1, risf_lamb2, risf_lamb3 ! freezing point linearization coeficient |
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| 89 | ! |
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[11987] | 90 | ! 2.3 -------- ice shelf param. melt namelist parameter ------------- |
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[11423] | 91 | INTEGER , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: mskisf_par !: |
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| 92 | INTEGER , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: misfkt_par , misfkb_par !: |
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| 93 | REAL(wp) , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rhisf_tbl_par, rfrac_tbl_par !: |
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| 94 | REAL(wp) , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: fwfisf_par , fwfisf_par_b !: before and now net fwf from the ice shelf [kg/m2/s] |
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| 95 | REAL(wp) , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: risf_par_tsc , risf_par_tsc_b !: before and now T & S isf contents [K.m/s & PSU.m/s] |
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| 96 | TYPE(FLD), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sf_isfpar_fwf !: |
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| 97 | ! |
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| 98 | REAL(wp) , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rhisf0_tbl_par !: thickness of tbl (initial value) [m] |
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| 99 | REAL(wp) , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: risfLeff !: |
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| 100 | ! |
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[11987] | 101 | ! 2.4 -------- coupling namelist parameter ------------- |
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[11423] | 102 | INTEGER , PUBLIC :: nstp_iscpl !: |
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| 103 | REAL(wp), PUBLIC :: rdt_iscpl !: |
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[11529] | 104 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: risfcpl_ssh, risfcpl_cons_ssh, risfcpl_cons_ssh_b !: |
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[11521] | 105 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: risfcpl_vol, risfcpl_cons_vol, risfcpl_cons_vol_b !: |
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| 106 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:,:) :: risfcpl_tsc, risfcpl_cons_tsc, risfcpl_cons_tsc_b !: |
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[11423] | 107 | ! |
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[11395] | 108 | !!---------------------------------------------------------------------- |
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| 109 | !! NEMO/OCE 4.0 , NEMO Consortium (2018) |
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| 110 | !! $Id: sbcisf.F90 10536 2019-01-16 19:21:09Z mathiot $ |
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| 111 | !! Software governed by the CeCILL license (see ./LICENSE) |
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| 112 | !!---------------------------------------------------------------------- |
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| 113 | CONTAINS |
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| 114 | |
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| 115 | SUBROUTINE isf_alloc_par() |
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| 116 | !!--------------------------------------------------------------------- |
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[11403] | 117 | !! *** ROUTINE isf_alloc_par *** |
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[11395] | 118 | !! |
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| 119 | !! ** Purpose : |
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| 120 | !! |
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| 121 | !! ** Method : |
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| 122 | !! |
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| 123 | !!---------------------------------------------------------------------- |
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| 124 | INTEGER :: ierr, ialloc |
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| 125 | !!---------------------------------------------------------------------- |
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| 126 | ierr = 0 ! set to zero if no array to be allocated |
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| 127 | ! |
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| 128 | ALLOCATE(risfLeff(jpi,jpj), STAT=ialloc) |
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| 129 | ierr = ierr + ialloc |
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| 130 | ! |
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[11403] | 131 | ALLOCATE(misfkt_par(jpi,jpj), misfkb_par(jpi,jpj), STAT=ialloc ) |
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| 132 | ierr = ierr + ialloc |
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| 133 | ! |
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| 134 | ALLOCATE( rfrac_tbl_par(jpi,jpj), STAT=ialloc) |
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| 135 | ierr = ierr + ialloc |
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| 136 | ! |
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| 137 | ALLOCATE( rhisf_tbl_par(jpi,jpj), rhisf0_tbl_par(jpi,jpj), STAT=ialloc) |
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| 138 | ierr = ierr + ialloc |
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| 139 | ! |
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| 140 | ALLOCATE( mskisf_par(jpi,jpj), STAT=ialloc) |
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| 141 | ierr = ierr + ialloc |
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| 142 | ! |
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[11395] | 143 | CALL mpp_sum ( 'isf', ierr ) |
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| 144 | IF( ierr /= 0 ) CALL ctl_stop( 'STOP', 'isf: failed to allocate arrays.' ) |
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[11423] | 145 | ! |
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[11395] | 146 | END SUBROUTINE isf_alloc_par |
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| 147 | |
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[14064] | 148 | |
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[11395] | 149 | SUBROUTINE isf_alloc_cav() |
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| 150 | !!--------------------------------------------------------------------- |
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[11403] | 151 | !! *** ROUTINE isf_alloc_cav *** |
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[11395] | 152 | !! |
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| 153 | !! ** Purpose : |
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| 154 | !! |
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| 155 | !! ** Method : |
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| 156 | !! |
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| 157 | !!---------------------------------------------------------------------- |
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| 158 | INTEGER :: ierr, ialloc |
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| 159 | !!---------------------------------------------------------------------- |
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| 160 | ierr = 0 ! set to zero if no array to be allocated |
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| 161 | ! |
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[11403] | 162 | ALLOCATE(misfkt_cav(jpi,jpj), misfkb_cav(jpi,jpj), STAT=ialloc ) |
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| 163 | ierr = ierr + ialloc |
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| 164 | ! |
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| 165 | ALLOCATE( rfrac_tbl_cav(jpi,jpj), STAT=ialloc) |
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| 166 | ierr = ierr + ialloc |
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| 167 | ! |
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| 168 | ALLOCATE( rhisf_tbl_cav(jpi,jpj), STAT=ialloc) |
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| 169 | ierr = ierr + ialloc |
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| 170 | ! |
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[11395] | 171 | CALL mpp_sum ( 'isf', ierr ) |
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| 172 | IF( ierr /= 0 ) CALL ctl_stop( 'STOP', 'isf: failed to allocate arrays.' ) |
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[11423] | 173 | ! |
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[11395] | 174 | END SUBROUTINE isf_alloc_cav |
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| 175 | |
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[14064] | 176 | |
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[11423] | 177 | SUBROUTINE isf_alloc_cpl() |
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| 178 | !!--------------------------------------------------------------------- |
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| 179 | !! *** ROUTINE isf_alloc_cpl *** |
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| 180 | !! |
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[11987] | 181 | !! ** Purpose : allocate array use for the ice sheet coupling |
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[11423] | 182 | !! |
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| 183 | !!---------------------------------------------------------------------- |
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| 184 | INTEGER :: ierr, ialloc |
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| 185 | !!---------------------------------------------------------------------- |
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| 186 | ierr = 0 |
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| 187 | ! |
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[14064] | 188 | ALLOCATE( risfcpl_ssh(jpi,jpj) , risfcpl_tsc(jpi,jpj,jpk,jpts) , risfcpl_vol(jpi,jpj,jpk) , STAT=ialloc ) |
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[11423] | 189 | ierr = ierr + ialloc |
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| 190 | ! |
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[14064] | 191 | risfcpl_tsc(:,:,:,:) = 0._wp ; risfcpl_vol(:,:,:) = 0._wp ; risfcpl_ssh(:,:) = 0._wp |
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[11553] | 192 | |
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[14064] | 193 | IF ( ln_isfcpl_cons ) THEN |
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| 194 | ALLOCATE( risfcpl_cons_tsc(jpi,jpj,jpk,jpts) , risfcpl_cons_vol(jpi,jpj,jpk) , risfcpl_cons_ssh(jpi,jpj) , STAT=ialloc ) |
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[11553] | 195 | ierr = ierr + ialloc |
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| 196 | ! |
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[14064] | 197 | risfcpl_cons_tsc(:,:,:,:) = 0._wp ; risfcpl_cons_vol(:,:,:) = 0._wp ; risfcpl_cons_ssh(:,:) = 0._wp |
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[11553] | 198 | ! |
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| 199 | END IF |
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| 200 | ! |
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[11423] | 201 | CALL mpp_sum ( 'isf', ierr ) |
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[11852] | 202 | IF( ierr /= 0 ) CALL ctl_stop('STOP','isfcpl: failed to allocate arrays.') |
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[11423] | 203 | ! |
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| 204 | END SUBROUTINE isf_alloc_cpl |
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| 205 | |
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[14064] | 206 | |
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[11987] | 207 | SUBROUTINE isf_dealloc_cpl() |
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| 208 | !!--------------------------------------------------------------------- |
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| 209 | !! *** ROUTINE isf_dealloc_cpl *** |
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| 210 | !! |
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| 211 | !! ** Purpose : de-allocate useless public 3d array used for ice sheet coupling |
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| 212 | !! |
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| 213 | !!---------------------------------------------------------------------- |
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| 214 | INTEGER :: ierr, ialloc |
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| 215 | !!---------------------------------------------------------------------- |
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| 216 | ierr = 0 |
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| 217 | ! |
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[14064] | 218 | DEALLOCATE( risfcpl_ssh , risfcpl_tsc , risfcpl_vol , STAT=ialloc ) |
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[11987] | 219 | ierr = ierr + ialloc |
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| 220 | ! |
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| 221 | CALL mpp_sum ( 'isf', ierr ) |
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| 222 | IF( ierr /= 0 ) CALL ctl_stop('STOP','isfcpl: failed to deallocate arrays.') |
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| 223 | ! |
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| 224 | END SUBROUTINE isf_dealloc_cpl |
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| 225 | |
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[14064] | 226 | |
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[11395] | 227 | SUBROUTINE isf_alloc() |
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| 228 | !!--------------------------------------------------------------------- |
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[11403] | 229 | !! *** ROUTINE isf_alloc *** |
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[11395] | 230 | !! |
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[11987] | 231 | !! ** Purpose : allocate array used for the ice shelf cavity (cav and par) |
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[11395] | 232 | !! |
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| 233 | !!---------------------------------------------------------------------- |
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| 234 | INTEGER :: ierr, ialloc |
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| 235 | !!---------------------------------------------------------------------- |
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| 236 | ! |
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| 237 | ierr = 0 ! set to zero if no array to be allocated |
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| 238 | ! |
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[14064] | 239 | ALLOCATE( fwfisf_par (jpi,jpj) , fwfisf_par_b(jpi,jpj) , & |
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| 240 | & fwfisf_cav (jpi,jpj) , fwfisf_cav_b(jpi,jpj) , & |
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| 241 | & fwfisf_oasis(jpi,jpj) , STAT=ialloc ) |
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[11395] | 242 | ierr = ierr + ialloc |
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| 243 | ! |
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[14064] | 244 | ALLOCATE( risf_par_tsc(jpi,jpj,jpts) , risf_par_tsc_b(jpi,jpj,jpts) , STAT=ialloc ) |
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[11395] | 245 | ierr = ierr + ialloc |
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| 246 | ! |
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[14064] | 247 | ALLOCATE( risf_cav_tsc(jpi,jpj,jpts) , risf_cav_tsc_b(jpi,jpj,jpts) , STAT=ialloc ) |
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[11395] | 248 | ierr = ierr + ialloc |
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| 249 | ! |
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[14064] | 250 | ALLOCATE( risfload(jpi,jpj) , STAT=ialloc ) |
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[11395] | 251 | ierr = ierr + ialloc |
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| 252 | ! |
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[14064] | 253 | ALLOCATE( mskisf_cav(jpi,jpj) , STAT=ialloc ) |
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[11423] | 254 | ierr = ierr + ialloc |
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| 255 | ! |
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[11395] | 256 | CALL mpp_sum ( 'isf', ierr ) |
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| 257 | IF( ierr /= 0 ) CALL ctl_stop( 'STOP', 'isf: failed to allocate arrays.' ) |
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[11553] | 258 | ! |
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| 259 | ! initalisation of fwf and tsc array to 0 |
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[14064] | 260 | risfload (:,:) = 0._wp |
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| 261 | fwfisf_oasis(:,:) = 0._wp |
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| 262 | fwfisf_par (:,:) = 0._wp ; fwfisf_par_b (:,:) = 0._wp |
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| 263 | fwfisf_cav (:,:) = 0._wp ; fwfisf_cav_b (:,:) = 0._wp |
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| 264 | risf_cav_tsc(:,:,:) = 0._wp ; risf_cav_tsc_b(:,:,:) = 0._wp |
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| 265 | risf_par_tsc(:,:,:) = 0._wp ; risf_par_tsc_b(:,:,:) = 0._wp |
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[11553] | 266 | ! |
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[11395] | 267 | END SUBROUTINE isf_alloc |
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[14064] | 268 | |
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| 269 | !!====================================================================== |
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[11987] | 270 | END MODULE isf_oce |
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