[8586] | 1 | MODULE icedyn_adv |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE icedyn_adv *** |
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[9604] | 4 | !! sea-ice: advection |
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[8586] | 5 | !!====================================================================== |
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[9604] | 6 | !! History : 4.0 ! 2018 (many people) SI3 [aka Sea Ice cube] |
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[8586] | 7 | !!---------------------------------------------------------------------- |
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[9570] | 8 | #if defined key_si3 |
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[8586] | 9 | !!---------------------------------------------------------------------- |
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[9570] | 10 | !! 'key_si3' SI3 sea-ice model |
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[8586] | 11 | !!---------------------------------------------------------------------- |
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| 12 | !! ice_dyn_adv : advection of sea ice variables |
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| 13 | !!---------------------------------------------------------------------- |
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| 14 | USE phycst ! physical constant |
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| 15 | USE dom_oce ! ocean domain |
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| 16 | USE sbc_oce , ONLY : nn_fsbc ! frequency of sea-ice call |
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| 17 | USE ice ! sea-ice: variables |
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| 18 | USE icevar ! sea-ice: operations |
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| 19 | USE icedyn_adv_pra ! sea-ice: advection scheme (Prather) |
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| 20 | USE icedyn_adv_umx ! sea-ice: advection scheme (ultimate-macho) |
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| 21 | USE icectl ! sea-ice: control prints |
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| 22 | ! |
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| 23 | USE in_out_manager ! I/O manager |
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| 24 | USE iom ! I/O manager library |
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| 25 | USE lib_mpp ! MPP library |
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| 26 | USE lib_fortran ! fortran utilities (glob_sum + no signed zero) |
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| 27 | USE timing ! Timing |
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| 28 | USE prtctl ! Print control |
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| 29 | |
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| 30 | IMPLICIT NONE |
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| 31 | PRIVATE |
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| 32 | |
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| 33 | PUBLIC ice_dyn_adv ! called by icestp |
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| 34 | PUBLIC ice_dyn_adv_init ! called by icedyn |
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| 35 | |
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| 36 | INTEGER :: nice_adv ! choice of the type of advection scheme |
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| 37 | ! ! associated indices: |
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| 38 | INTEGER, PARAMETER :: np_advPRA = 1 ! Prather scheme |
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| 39 | INTEGER, PARAMETER :: np_advUMx = 2 ! Ultimate-Macho scheme |
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| 40 | ! |
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| 41 | ! ** namelist (namdyn_adv) ** |
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[10413] | 42 | INTEGER :: nn_UMx ! order of the UMx advection scheme |
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[8586] | 43 | ! |
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| 44 | !!---------------------------------------------------------------------- |
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[9598] | 45 | !! NEMO/ICE 4.0 , NEMO Consortium (2018) |
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[10069] | 46 | !! $Id$ |
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[10413] | 47 | !! Software governed by the CeCILL licence (./LICENSE) |
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[8586] | 48 | !!---------------------------------------------------------------------- |
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| 49 | CONTAINS |
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| 50 | |
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| 51 | SUBROUTINE ice_dyn_adv( kt ) |
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| 52 | !!---------------------------------------------------------------------- |
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| 53 | !! *** ROUTINE ice_dyn_adv *** |
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| 54 | !! |
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| 55 | !! ** purpose : advection of sea ice |
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| 56 | !! |
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| 57 | !! ** method : One can choose between |
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| 58 | !! a) an Ultimate-Macho scheme (with order defined by nn_UMx) => ln_adv_UMx |
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| 59 | !! b) and a second order Prather scheme => ln_adv_Pra |
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| 60 | !! |
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| 61 | !! ** action : |
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| 62 | !!---------------------------------------------------------------------- |
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| 63 | INTEGER, INTENT(in) :: kt ! number of iteration |
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| 64 | !!--------------------------------------------------------------------- |
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| 65 | ! |
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[10911] | 66 | ! controls |
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| 67 | IF( ln_timing ) CALL timing_start('icedyn_adv') ! timing |
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| 68 | IF( ln_icediachk ) CALL ice_cons_hsm(0, 'icedyn_adv', rdiag_v, rdiag_s, rdiag_t, rdiag_fv, rdiag_fs, rdiag_ft) ! conservation |
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[8586] | 69 | ! |
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| 70 | IF( kt == nit000 .AND. lwp ) THEN |
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| 71 | WRITE(numout,*) |
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| 72 | WRITE(numout,*) 'ice_dyn_adv: sea-ice advection' |
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| 73 | WRITE(numout,*) '~~~~~~~~~~~' |
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| 74 | ENDIF |
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[10911] | 75 | ! |
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| 76 | !---------------! |
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| 77 | !== Advection ==! |
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| 78 | !---------------! |
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[8586] | 79 | SELECT CASE( nice_adv ) |
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| 80 | ! !-----------------------! |
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| 81 | CASE( np_advUMx ) ! ULTIMATE-MACHO scheme ! |
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| 82 | ! !-----------------------! |
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[10911] | 83 | CALL ice_dyn_adv_umx( nn_UMx, kt, u_ice, v_ice, h_i, h_s, h_ip, & |
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| 84 | & ato_i, v_i, v_s, sv_i, oa_i, a_i, a_ip, v_ip, e_s, e_i ) |
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| 85 | ! !-----------------------! |
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[8586] | 86 | CASE( np_advPRA ) ! PRATHER scheme ! |
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| 87 | ! !-----------------------! |
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[12197] | 88 | CALL ice_dyn_adv_pra( kt, u_ice, v_ice, h_i, h_s, h_ip, & |
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[10911] | 89 | & ato_i, v_i, v_s, sv_i, oa_i, a_i, a_ip, v_ip, e_s, e_i ) |
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[8586] | 90 | END SELECT |
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| 91 | |
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| 92 | !------------ |
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| 93 | ! diagnostics |
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| 94 | !------------ |
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[12489] | 95 | diag_trp_ei(:,:) = SUM(SUM( e_i (:,:,1:nlay_i,:) - e_i_b (:,:,1:nlay_i,:), dim=4 ), dim=3 ) * r1_Dt_ice |
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| 96 | diag_trp_es(:,:) = SUM(SUM( e_s (:,:,1:nlay_s,:) - e_s_b (:,:,1:nlay_s,:), dim=4 ), dim=3 ) * r1_Dt_ice |
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| 97 | diag_trp_sv(:,:) = SUM( sv_i(:,:,:) - sv_i_b(:,:,:) , dim=3 ) * r1_Dt_ice |
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| 98 | diag_trp_vi(:,:) = SUM( v_i (:,:,:) - v_i_b (:,:,:) , dim=3 ) * r1_Dt_ice |
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| 99 | diag_trp_vs(:,:) = SUM( v_s (:,:,:) - v_s_b (:,:,:) , dim=3 ) * r1_Dt_ice |
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[11536] | 100 | IF( iom_use('icemtrp') ) CALL iom_put( 'icemtrp' , diag_trp_vi * rhoi ) ! ice mass transport |
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| 101 | IF( iom_use('snwmtrp') ) CALL iom_put( 'snwmtrp' , diag_trp_vs * rhos ) ! snw mass transport |
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| 102 | IF( iom_use('salmtrp') ) CALL iom_put( 'salmtrp' , diag_trp_sv * rhoi * 1.e-03 ) ! salt mass transport (kg/m2/s) |
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| 103 | IF( iom_use('dihctrp') ) CALL iom_put( 'dihctrp' , -diag_trp_ei ) ! advected ice heat content (W/m2) |
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| 104 | IF( iom_use('dshctrp') ) CALL iom_put( 'dshctrp' , -diag_trp_es ) ! advected snw heat content (W/m2) |
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[8586] | 105 | |
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| 106 | ! controls |
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[9124] | 107 | IF( ln_icediachk ) CALL ice_cons_hsm(1, 'icedyn_adv', rdiag_v, rdiag_s, rdiag_t, rdiag_fv, rdiag_fs, rdiag_ft) ! conservation |
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| 108 | IF( ln_icectl ) CALL ice_prt (kt, iiceprt, jiceprt,-1, ' - ice dyn & trp - ') ! prints |
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| 109 | IF( ln_timing ) CALL timing_stop ('icedyn_adv') ! timing |
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[8586] | 110 | ! |
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| 111 | END SUBROUTINE ice_dyn_adv |
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| 112 | |
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| 113 | |
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| 114 | SUBROUTINE ice_dyn_adv_init |
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| 115 | !!------------------------------------------------------------------- |
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| 116 | !! *** ROUTINE ice_dyn_adv_init *** |
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| 117 | !! |
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| 118 | !! ** Purpose : Physical constants and parameters linked to the ice |
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| 119 | !! dynamics |
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| 120 | !! |
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| 121 | !! ** Method : Read the namdyn_adv namelist and check the ice-dynamic |
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| 122 | !! parameter values called at the first timestep (nit000) |
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| 123 | !! |
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| 124 | !! ** input : Namelist namdyn_adv |
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| 125 | !!------------------------------------------------------------------- |
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| 126 | INTEGER :: ios, ioptio ! Local integer output status for namelist read |
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| 127 | !! |
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| 128 | NAMELIST/namdyn_adv/ ln_adv_Pra, ln_adv_UMx, nn_UMx |
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| 129 | !!------------------------------------------------------------------- |
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| 130 | ! |
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| 131 | READ ( numnam_ice_ref, namdyn_adv, IOSTAT = ios, ERR = 901) |
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[11536] | 132 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namdyn_adv in reference namelist' ) |
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[8586] | 133 | READ ( numnam_ice_cfg, namdyn_adv, IOSTAT = ios, ERR = 902 ) |
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[11536] | 134 | 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'namdyn_adv in configuration namelist' ) |
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[9169] | 135 | IF(lwm) WRITE( numoni, namdyn_adv ) |
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[8586] | 136 | ! |
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| 137 | IF(lwp) THEN ! control print |
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| 138 | WRITE(numout,*) |
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| 139 | WRITE(numout,*) 'ice_dyn_adv_init: ice parameters for ice dynamics ' |
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| 140 | WRITE(numout,*) '~~~~~~~~~~~~~~~~' |
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| 141 | WRITE(numout,*) ' Namelist namdyn_adv:' |
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| 142 | WRITE(numout,*) ' type of advection scheme (Prather) ln_adv_Pra = ', ln_adv_Pra |
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| 143 | WRITE(numout,*) ' type of advection scheme (Ulimate-Macho) ln_adv_UMx = ', ln_adv_UMx |
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| 144 | WRITE(numout,*) ' order of the Ultimate-Macho scheme nn_UMx = ', nn_UMx |
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| 145 | ENDIF |
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| 146 | ! |
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| 147 | ! !== set the choice of ice advection ==! |
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| 148 | ioptio = 0 |
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| 149 | IF( ln_adv_Pra ) THEN ; ioptio = ioptio + 1 ; nice_adv = np_advPRA ; ENDIF |
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| 150 | IF( ln_adv_UMx ) THEN ; ioptio = ioptio + 1 ; nice_adv = np_advUMx ; ENDIF |
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| 151 | IF( ioptio /= 1 ) CALL ctl_stop( 'ice_dyn_adv_init: choose one and only one ice adv. scheme (ln_adv_Pra or ln_adv_UMx)' ) |
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| 152 | ! |
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| 153 | IF( ln_adv_Pra ) CALL adv_pra_init !* read or initialize all required files |
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| 154 | ! |
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| 155 | END SUBROUTINE ice_dyn_adv_init |
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| 156 | |
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| 157 | #else |
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| 158 | !!---------------------------------------------------------------------- |
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[9570] | 159 | !! Default option Empty Module NO SI3 sea-ice model |
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[8586] | 160 | !!---------------------------------------------------------------------- |
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| 161 | #endif |
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| 162 | |
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| 163 | !!====================================================================== |
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| 164 | END MODULE icedyn_adv |
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| 165 | |
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