[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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[14995] | 49 | LOGICAL , PUBLIC :: ln_isfpar_mlt !: logical for the computation of melt inside the cavity |
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| 50 | REAL(wp) , PUBLIC :: rn_isfpar_bg03_gt0 !: temperature exchange coeficient [m/s] |
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| 51 | CHARACTER(LEN=256), PUBLIC :: cn_isfpar_mlt !: melt formulation (cavity/param) |
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| 52 | TYPE(FLD_N) , PUBLIC :: sn_isfpar_fwf !: information about the isf melting file to be read |
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| 53 | TYPE(FLD_N) , PUBLIC :: sn_isfpar_zmax !: information about the grounding line depth file to be read |
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| 54 | TYPE(FLD_N) , PUBLIC :: sn_isfpar_zmin !: information about the calving line depth file to be read |
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| 55 | TYPE(FLD_N) , PUBLIC :: sn_isfpar_Leff !: information about the effective length file to be read |
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[11395] | 56 | ! |
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[11423] | 57 | ! 0.4 -------- coupling namelist parameter ------------- |
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| 58 | LOGICAL, PUBLIC :: ln_isfcpl !: |
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| 59 | LOGICAL, PUBLIC :: ln_isfcpl_cons !: |
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| 60 | INTEGER, PUBLIC :: nn_drown !: |
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[11395] | 61 | ! |
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[11423] | 62 | !------------------------------------------------------- |
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| 63 | ! 1 : ice shelf parameter |
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| 64 | !------------------------------------------------------- |
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| 65 | ! |
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[11395] | 66 | REAL(wp), PARAMETER, PUBLIC :: rLfusisf = 0.334e6_wp !: latent heat of fusion of ice shelf [J/kg] |
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| 67 | REAL(wp), PARAMETER, PUBLIC :: rcpisf = 2000.0_wp !: specific heat of ice shelf [J/kg/K] |
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| 68 | REAL(wp), PARAMETER, PUBLIC :: rkappa = 1.54e-6_wp !: heat diffusivity through the ice-shelf [m2/s] |
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| 69 | REAL(wp), PARAMETER, PUBLIC :: rhoisf = 920.0_wp !: volumic mass of ice shelf [kg/m3] |
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| 70 | REAL(wp), PARAMETER, PUBLIC :: rtsurf = -20.0 !: surface temperature [C] |
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[11423] | 71 | ! |
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| 72 | !------------------------------------------------------- |
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| 73 | ! 2 : ice shelf global variables |
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| 74 | !------------------------------------------------------- |
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| 75 | ! |
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[11987] | 76 | ! 2.1 -------- ice shelf cavity parameter -------------- |
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[13558] | 77 | LOGICAL , PUBLIC :: l_isfoasis = .FALSE. |
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[11423] | 78 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: risfload !: ice shelf load |
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| 79 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: fwfisf_oasis |
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| 80 | ! |
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[11987] | 81 | ! 2.2 -------- ice shelf cavity melt namelist parameter ------------- |
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[11423] | 82 | INTEGER , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: mskisf_cav !: |
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| 83 | INTEGER , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: misfkt_cav , misfkb_cav !: |
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| 84 | REAL(wp) , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rhisf_tbl_cav, rfrac_tbl_cav !: |
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| 85 | 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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| 86 | 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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| 87 | TYPE(FLD), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sf_isfcav_fwf !: |
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| 88 | ! |
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| 89 | REAL(wp) , PUBLIC :: risf_lamb1, risf_lamb2, risf_lamb3 ! freezing point linearization coeficient |
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| 90 | ! |
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[11987] | 91 | ! 2.3 -------- ice shelf param. melt namelist parameter ------------- |
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[11423] | 92 | INTEGER , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: mskisf_par !: |
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| 93 | INTEGER , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: misfkt_par , misfkb_par !: |
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| 94 | REAL(wp) , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rhisf_tbl_par, rfrac_tbl_par !: |
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| 95 | 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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| 96 | 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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| 97 | TYPE(FLD), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sf_isfpar_fwf !: |
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| 98 | ! |
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| 99 | REAL(wp) , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rhisf0_tbl_par !: thickness of tbl (initial value) [m] |
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| 100 | REAL(wp) , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: risfLeff !: |
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| 101 | ! |
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[11987] | 102 | ! 2.4 -------- coupling namelist parameter ------------- |
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[11423] | 103 | INTEGER , PUBLIC :: nstp_iscpl !: |
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| 104 | REAL(wp), PUBLIC :: rdt_iscpl !: |
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[11529] | 105 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: risfcpl_ssh, risfcpl_cons_ssh, risfcpl_cons_ssh_b !: |
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[11521] | 106 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: risfcpl_vol, risfcpl_cons_vol, risfcpl_cons_vol_b !: |
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| 107 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:,:) :: risfcpl_tsc, risfcpl_cons_tsc, risfcpl_cons_tsc_b !: |
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[11423] | 108 | ! |
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[11395] | 109 | !!---------------------------------------------------------------------- |
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| 110 | !! NEMO/OCE 4.0 , NEMO Consortium (2018) |
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| 111 | !! $Id: sbcisf.F90 10536 2019-01-16 19:21:09Z mathiot $ |
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| 112 | !! Software governed by the CeCILL license (see ./LICENSE) |
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| 113 | !!---------------------------------------------------------------------- |
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| 114 | CONTAINS |
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| 115 | |
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| 116 | SUBROUTINE isf_alloc_par() |
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| 117 | !!--------------------------------------------------------------------- |
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[11403] | 118 | !! *** ROUTINE isf_alloc_par *** |
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[11395] | 119 | !! |
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| 120 | !! ** Purpose : |
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| 121 | !! |
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| 122 | !! ** Method : |
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| 123 | !! |
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| 124 | !!---------------------------------------------------------------------- |
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| 125 | INTEGER :: ierr, ialloc |
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| 126 | !!---------------------------------------------------------------------- |
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| 127 | ierr = 0 ! set to zero if no array to be allocated |
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| 128 | ! |
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| 129 | ALLOCATE(risfLeff(jpi,jpj), STAT=ialloc) |
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| 130 | ierr = ierr + ialloc |
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| 131 | ! |
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[11403] | 132 | ALLOCATE(misfkt_par(jpi,jpj), misfkb_par(jpi,jpj), STAT=ialloc ) |
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| 133 | ierr = ierr + ialloc |
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| 134 | ! |
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| 135 | ALLOCATE( rfrac_tbl_par(jpi,jpj), STAT=ialloc) |
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| 136 | ierr = ierr + ialloc |
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| 137 | ! |
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| 138 | ALLOCATE( rhisf_tbl_par(jpi,jpj), rhisf0_tbl_par(jpi,jpj), STAT=ialloc) |
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| 139 | ierr = ierr + ialloc |
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| 140 | ! |
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| 141 | ALLOCATE( mskisf_par(jpi,jpj), STAT=ialloc) |
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| 142 | ierr = ierr + ialloc |
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| 143 | ! |
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[11395] | 144 | CALL mpp_sum ( 'isf', ierr ) |
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| 145 | IF( ierr /= 0 ) CALL ctl_stop( 'STOP', 'isf: failed to allocate arrays.' ) |
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[11423] | 146 | ! |
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[11395] | 147 | END SUBROUTINE isf_alloc_par |
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| 148 | |
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[14064] | 149 | |
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[11395] | 150 | SUBROUTINE isf_alloc_cav() |
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| 151 | !!--------------------------------------------------------------------- |
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[11403] | 152 | !! *** ROUTINE isf_alloc_cav *** |
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[11395] | 153 | !! |
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| 154 | !! ** Purpose : |
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| 155 | !! |
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| 156 | !! ** Method : |
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| 157 | !! |
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| 158 | !!---------------------------------------------------------------------- |
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| 159 | INTEGER :: ierr, ialloc |
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| 160 | !!---------------------------------------------------------------------- |
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| 161 | ierr = 0 ! set to zero if no array to be allocated |
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| 162 | ! |
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[11403] | 163 | ALLOCATE(misfkt_cav(jpi,jpj), misfkb_cav(jpi,jpj), STAT=ialloc ) |
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| 164 | ierr = ierr + ialloc |
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| 165 | ! |
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| 166 | ALLOCATE( rfrac_tbl_cav(jpi,jpj), STAT=ialloc) |
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| 167 | ierr = ierr + ialloc |
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| 168 | ! |
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| 169 | ALLOCATE( rhisf_tbl_cav(jpi,jpj), STAT=ialloc) |
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| 170 | ierr = ierr + ialloc |
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| 171 | ! |
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[11395] | 172 | CALL mpp_sum ( 'isf', ierr ) |
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| 173 | IF( ierr /= 0 ) CALL ctl_stop( 'STOP', 'isf: failed to allocate arrays.' ) |
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[11423] | 174 | ! |
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[11395] | 175 | END SUBROUTINE isf_alloc_cav |
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| 176 | |
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[14064] | 177 | |
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[11423] | 178 | SUBROUTINE isf_alloc_cpl() |
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| 179 | !!--------------------------------------------------------------------- |
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| 180 | !! *** ROUTINE isf_alloc_cpl *** |
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| 181 | !! |
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[11987] | 182 | !! ** Purpose : allocate array use for the ice sheet coupling |
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[11423] | 183 | !! |
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| 184 | !!---------------------------------------------------------------------- |
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| 185 | INTEGER :: ierr, ialloc |
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| 186 | !!---------------------------------------------------------------------- |
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| 187 | ierr = 0 |
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| 188 | ! |
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[14064] | 189 | ALLOCATE( risfcpl_ssh(jpi,jpj) , risfcpl_tsc(jpi,jpj,jpk,jpts) , risfcpl_vol(jpi,jpj,jpk) , STAT=ialloc ) |
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[11423] | 190 | ierr = ierr + ialloc |
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| 191 | ! |
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[14064] | 192 | risfcpl_tsc(:,:,:,:) = 0._wp ; risfcpl_vol(:,:,:) = 0._wp ; risfcpl_ssh(:,:) = 0._wp |
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[11553] | 193 | |
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[14064] | 194 | IF ( ln_isfcpl_cons ) THEN |
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| 195 | 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] | 196 | ierr = ierr + ialloc |
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| 197 | ! |
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[14064] | 198 | risfcpl_cons_tsc(:,:,:,:) = 0._wp ; risfcpl_cons_vol(:,:,:) = 0._wp ; risfcpl_cons_ssh(:,:) = 0._wp |
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[11553] | 199 | ! |
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| 200 | END IF |
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| 201 | ! |
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[11423] | 202 | CALL mpp_sum ( 'isf', ierr ) |
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[11852] | 203 | IF( ierr /= 0 ) CALL ctl_stop('STOP','isfcpl: failed to allocate arrays.') |
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[11423] | 204 | ! |
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| 205 | END SUBROUTINE isf_alloc_cpl |
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| 206 | |
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[14064] | 207 | |
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[11987] | 208 | SUBROUTINE isf_dealloc_cpl() |
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| 209 | !!--------------------------------------------------------------------- |
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| 210 | !! *** ROUTINE isf_dealloc_cpl *** |
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| 211 | !! |
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| 212 | !! ** Purpose : de-allocate useless public 3d array used for ice sheet coupling |
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| 213 | !! |
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| 214 | !!---------------------------------------------------------------------- |
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| 215 | INTEGER :: ierr, ialloc |
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| 216 | !!---------------------------------------------------------------------- |
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| 217 | ierr = 0 |
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| 218 | ! |
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[14064] | 219 | DEALLOCATE( risfcpl_ssh , risfcpl_tsc , risfcpl_vol , STAT=ialloc ) |
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[11987] | 220 | ierr = ierr + ialloc |
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| 221 | ! |
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| 222 | CALL mpp_sum ( 'isf', ierr ) |
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| 223 | IF( ierr /= 0 ) CALL ctl_stop('STOP','isfcpl: failed to deallocate arrays.') |
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| 224 | ! |
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| 225 | END SUBROUTINE isf_dealloc_cpl |
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| 226 | |
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[14064] | 227 | |
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[11395] | 228 | SUBROUTINE isf_alloc() |
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| 229 | !!--------------------------------------------------------------------- |
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[11403] | 230 | !! *** ROUTINE isf_alloc *** |
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[11395] | 231 | !! |
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[11987] | 232 | !! ** Purpose : allocate array used for the ice shelf cavity (cav and par) |
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[11395] | 233 | !! |
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| 234 | !!---------------------------------------------------------------------- |
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| 235 | INTEGER :: ierr, ialloc |
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| 236 | !!---------------------------------------------------------------------- |
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| 237 | ! |
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| 238 | ierr = 0 ! set to zero if no array to be allocated |
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| 239 | ! |
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[14064] | 240 | ALLOCATE( fwfisf_par (jpi,jpj) , fwfisf_par_b(jpi,jpj) , & |
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| 241 | & fwfisf_cav (jpi,jpj) , fwfisf_cav_b(jpi,jpj) , & |
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| 242 | & fwfisf_oasis(jpi,jpj) , STAT=ialloc ) |
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[11395] | 243 | ierr = ierr + ialloc |
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| 244 | ! |
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[14064] | 245 | ALLOCATE( risf_par_tsc(jpi,jpj,jpts) , risf_par_tsc_b(jpi,jpj,jpts) , STAT=ialloc ) |
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[11395] | 246 | ierr = ierr + ialloc |
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| 247 | ! |
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[14064] | 248 | ALLOCATE( risf_cav_tsc(jpi,jpj,jpts) , risf_cav_tsc_b(jpi,jpj,jpts) , STAT=ialloc ) |
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[11395] | 249 | ierr = ierr + ialloc |
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| 250 | ! |
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[14064] | 251 | ALLOCATE( risfload(jpi,jpj) , STAT=ialloc ) |
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[11395] | 252 | ierr = ierr + ialloc |
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| 253 | ! |
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[14064] | 254 | ALLOCATE( mskisf_cav(jpi,jpj) , STAT=ialloc ) |
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[11423] | 255 | ierr = ierr + ialloc |
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| 256 | ! |
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[11395] | 257 | CALL mpp_sum ( 'isf', ierr ) |
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| 258 | IF( ierr /= 0 ) CALL ctl_stop( 'STOP', 'isf: failed to allocate arrays.' ) |
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[11553] | 259 | ! |
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| 260 | ! initalisation of fwf and tsc array to 0 |
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[14064] | 261 | risfload (:,:) = 0._wp |
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| 262 | fwfisf_oasis(:,:) = 0._wp |
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| 263 | fwfisf_par (:,:) = 0._wp ; fwfisf_par_b (:,:) = 0._wp |
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| 264 | fwfisf_cav (:,:) = 0._wp ; fwfisf_cav_b (:,:) = 0._wp |
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| 265 | risf_cav_tsc(:,:,:) = 0._wp ; risf_cav_tsc_b(:,:,:) = 0._wp |
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| 266 | risf_par_tsc(:,:,:) = 0._wp ; risf_par_tsc_b(:,:,:) = 0._wp |
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[11553] | 267 | ! |
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[11395] | 268 | END SUBROUTINE isf_alloc |
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[14064] | 269 | |
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| 270 | !!====================================================================== |
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[11987] | 271 | END MODULE isf_oce |
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