[7309] | 1 | #define TWO_WAY |
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[9482] | 2 | !!#undef TWO_WAY |
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[7309] | 3 | |
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[9596] | 4 | MODULE agrif_ice_update |
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[7309] | 5 | !!===================================================================================== |
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[9596] | 6 | !! *** MODULE agrif_ice_update *** |
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[7309] | 7 | !! Nesting module : update surface ocean boundary condition over ice from a child grid |
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| 8 | !! Sea-Ice model : LIM 3.6 Sea ice model time-stepping |
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| 9 | !!===================================================================================== |
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| 10 | !! History : 2.0 ! 04-2008 (F. Dupont) initial version |
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| 11 | !! 3.4 ! 08-2012 (R. Benshila, C. Herbaut) update and EVP |
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| 12 | !! 3.6 ! 05-2016 (C. Rousset) Add LIM3 compatibility |
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| 13 | !!---------------------------------------------------------------------- |
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[9570] | 14 | #if defined key_agrif && defined key_si3 |
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[7309] | 15 | !!---------------------------------------------------------------------- |
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[9570] | 16 | !! 'key_si3' : LIM 3.6 sea-ice model |
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[7309] | 17 | !! 'key_agrif' : AGRIF library |
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| 18 | !!---------------------------------------------------------------------- |
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[9610] | 19 | !! agrif_update_ice : update sea-ice on boundaries or total |
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[7309] | 20 | !! child domain for velocities and ice properties |
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| 21 | !! update_tra_ice : sea-ice properties |
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| 22 | !! update_u_ice : zonal ice velocity |
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| 23 | !! update_v_ice : meridional ice velocity |
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| 24 | !!---------------------------------------------------------------------- |
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| 25 | USE dom_oce |
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| 26 | USE sbc_oce |
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| 27 | USE agrif_oce |
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| 28 | USE ice |
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| 29 | USE agrif_ice |
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[9454] | 30 | USE phycst , ONLY: rt0 |
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[7309] | 31 | |
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| 32 | IMPLICIT NONE |
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| 33 | PRIVATE |
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| 34 | |
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[9610] | 35 | PUBLIC agrif_update_ice ! called by agrif_user.F90 and icestp.F90 |
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[7309] | 36 | |
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| 37 | !!---------------------------------------------------------------------- |
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[9598] | 38 | !! NEMO/NST 4.0 , NEMO Consortium (2018) |
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[9596] | 39 | !! $Id: agrif_ice_update.F90 6204 2016-01-04 13:47:06Z cetlod $ |
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[7309] | 40 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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| 41 | !!---------------------------------------------------------------------- |
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| 42 | CONTAINS |
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| 43 | |
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[9610] | 44 | SUBROUTINE agrif_update_ice( kt ) |
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[7309] | 45 | !!---------------------------------------------------------------------- |
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[9610] | 46 | !! *** ROUTINE agrif_update_ice *** |
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[7309] | 47 | !! ** Method : Call the hydrostaticupdate pressure at the boundary or the entire domain |
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| 48 | !! |
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| 49 | !! ** Action : - Update (u_ice,v_ice) and ice tracers |
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| 50 | !!---------------------------------------------------------------------- |
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| 51 | INTEGER, INTENT(in) :: kt |
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| 52 | !!---------------------------------------------------------------------- |
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| 53 | ! |
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[9482] | 54 | IF( Agrif_Root() .OR. nn_ice == 0 ) RETURN ! do not update if inside Parent Grid or if child domain does not have ice |
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[9019] | 55 | ! |
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[9482] | 56 | IF( ( MOD( (kt-nit000)/nn_fsbc + 1, Agrif_irhot() * Agrif_Parent(nn_fsbc)/nn_fsbc ) /=0 ) .AND. (kt /= 0) ) RETURN ! update only at the parent ice time step |
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| 57 | ! |
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[9019] | 58 | Agrif_SpecialValueFineGrid = -9999. |
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[7309] | 59 | Agrif_UseSpecialValueInUpdate = .TRUE. |
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| 60 | # if defined TWO_WAY |
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[9031] | 61 | CALL Agrif_Update_Variable( tra_ice_id , procname = update_tra_ice ) |
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| 62 | CALL Agrif_Update_Variable( u_ice_id , procname = update_u_ice ) |
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| 63 | CALL Agrif_Update_Variable( v_ice_id , procname = update_v_ice ) |
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| 64 | |
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| 65 | ! CALL Agrif_Update_Variable( tra_ice_id , locupdate=(/0,2/), procname = update_tra_ice ) |
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| 66 | ! CALL Agrif_Update_Variable( u_ice_id , locupdate=(/0,1/), procname = update_u_ice ) |
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| 67 | ! CALL Agrif_Update_Variable( v_ice_id , locupdate=(/0,1/), procname = update_v_ice ) |
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[7309] | 68 | # endif |
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[9019] | 69 | Agrif_SpecialValueFineGrid = 0. |
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[7309] | 70 | Agrif_UseSpecialValueInUpdate = .FALSE. |
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| 71 | ! |
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[9610] | 72 | END SUBROUTINE agrif_update_ice |
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[7309] | 73 | |
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| 74 | |
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| 75 | SUBROUTINE update_tra_ice( ptab, i1, i2, j1, j2, k1, k2, before ) |
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| 76 | !!----------------------------------------------------------------------- |
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| 77 | !! *** ROUTINE update_tra_ice *** |
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| 78 | !! ** Method : Compute the mass properties on the fine grid and recover |
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| 79 | !! the properties per mass on the coarse grid |
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| 80 | !!----------------------------------------------------------------------- |
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[9019] | 81 | INTEGER , INTENT(in ) :: i1, i2, j1, j2, k1, k2 |
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| 82 | REAL(wp), DIMENSION(i1:i2,j1:j2,k1:k2), INTENT(inout) :: ptab |
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| 83 | LOGICAL , INTENT(in ) :: before |
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[7309] | 84 | !! |
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[9019] | 85 | INTEGER :: ji, jj, jk, jl, jm |
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[7309] | 86 | !!----------------------------------------------------------------------- |
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[7761] | 87 | ! it is ok not to multiply by e1*e2 since we conserve tracers here (same as in the ocean). |
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[7309] | 88 | IF( before ) THEN |
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| 89 | jm = 1 |
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| 90 | DO jl = 1, jpl |
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[9019] | 91 | ptab(i1:i2,j1:j2,jm ) = a_i (i1:i2,j1:j2,jl) |
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| 92 | ptab(i1:i2,j1:j2,jm+1) = v_i (i1:i2,j1:j2,jl) |
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| 93 | ptab(i1:i2,j1:j2,jm+2) = v_s (i1:i2,j1:j2,jl) |
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| 94 | ptab(i1:i2,j1:j2,jm+3) = sv_i(i1:i2,j1:j2,jl) |
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[9167] | 95 | ptab(i1:i2,j1:j2,jm+4) = oa_i(i1:i2,j1:j2,jl) |
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| 96 | ptab(i1:i2,j1:j2,jm+5) = a_ip(i1:i2,j1:j2,jl) |
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| 97 | ptab(i1:i2,j1:j2,jm+6) = v_ip(i1:i2,j1:j2,jl) |
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| 98 | ptab(i1:i2,j1:j2,jm+7) = t_su(i1:i2,j1:j2,jl) |
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| 99 | jm = jm + 8 |
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[7309] | 100 | DO jk = 1, nlay_s |
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[9019] | 101 | ptab(i1:i2,j1:j2,jm) = e_s(i1:i2,j1:j2,jk,jl) ; jm = jm + 1 |
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| 102 | END DO |
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[7309] | 103 | DO jk = 1, nlay_i |
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[9019] | 104 | ptab(i1:i2,j1:j2,jm) = e_i(i1:i2,j1:j2,jk,jl) ; jm = jm + 1 |
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| 105 | END DO |
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| 106 | END DO |
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| 107 | ! |
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[7309] | 108 | DO jk = k1, k2 |
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[9019] | 109 | WHERE( tmask(i1:i2,j1:j2,1) == 0. ) ptab(i1:i2,j1:j2,jk) = Agrif_SpecialValueFineGrid |
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| 110 | END DO |
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| 111 | ! |
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[7309] | 112 | ELSE |
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[9019] | 113 | ! |
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[7309] | 114 | jm = 1 |
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| 115 | DO jl = 1, jpl |
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[9019] | 116 | ! |
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| 117 | DO jj = j1, j2 |
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| 118 | DO ji = i1, i2 |
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| 119 | IF( ptab(ji,jj,jm) /= Agrif_SpecialValueFineGrid ) THEN |
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| 120 | a_i (ji,jj,jl) = ptab(ji,jj,jm ) * tmask(ji,jj,1) |
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| 121 | v_i (ji,jj,jl) = ptab(ji,jj,jm+1) * tmask(ji,jj,1) |
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| 122 | v_s (ji,jj,jl) = ptab(ji,jj,jm+2) * tmask(ji,jj,1) |
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| 123 | sv_i(ji,jj,jl) = ptab(ji,jj,jm+3) * tmask(ji,jj,1) |
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| 124 | oa_i(ji,jj,jl) = ptab(ji,jj,jm+4) * tmask(ji,jj,1) |
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[9167] | 125 | a_ip(ji,jj,jl) = ptab(ji,jj,jm+5) * tmask(ji,jj,1) |
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| 126 | v_ip(ji,jj,jl) = ptab(ji,jj,jm+6) * tmask(ji,jj,1) |
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| 127 | t_su(ji,jj,jl) = ptab(ji,jj,jm+7) * tmask(ji,jj,1) |
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[9019] | 128 | ENDIF |
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| 129 | END DO |
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| 130 | END DO |
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[9167] | 131 | jm = jm + 8 |
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[9019] | 132 | ! |
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[7309] | 133 | DO jk = 1, nlay_s |
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[9019] | 134 | WHERE( ptab(i1:i2,j1:j2,jm) /= Agrif_SpecialValueFineGrid ) |
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| 135 | e_s(i1:i2,j1:j2,jk,jl) = ptab(i1:i2,j1:j2,jm) * tmask(i1:i2,j1:j2,1) |
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| 136 | ENDWHERE |
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| 137 | jm = jm + 1 |
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| 138 | END DO |
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| 139 | ! |
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[7309] | 140 | DO jk = 1, nlay_i |
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[9019] | 141 | WHERE( ptab(i1:i2,j1:j2,jm) /= Agrif_SpecialValueFineGrid ) |
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| 142 | e_i(i1:i2,j1:j2,jk,jl) = ptab(i1:i2,j1:j2,jm) * tmask(i1:i2,j1:j2,1) |
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| 143 | ENDWHERE |
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| 144 | jm = jm + 1 |
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| 145 | END DO |
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| 146 | ! |
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| 147 | END DO |
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| 148 | ! |
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[9454] | 149 | DO jl = 1, jpl |
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| 150 | WHERE( tmask(i1:i2,j1:j2,1) == 0._wp ) t_su(i1:i2,j1:j2,jl) = rt0 ! to avoid a division by 0 in sbcblk.F90 |
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| 151 | END DO |
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[7761] | 152 | |
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[7309] | 153 | ENDIF |
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| 154 | ! |
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| 155 | END SUBROUTINE update_tra_ice |
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| 156 | |
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| 157 | |
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| 158 | SUBROUTINE update_u_ice( ptab, i1, i2, j1, j2, before ) |
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| 159 | !!----------------------------------------------------------------------- |
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| 160 | !! *** ROUTINE update_u_ice *** |
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| 161 | !! ** Method : Update the fluxes and recover the properties (C-grid) |
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| 162 | !!----------------------------------------------------------------------- |
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[9019] | 163 | INTEGER , INTENT(in ) :: i1, i2, j1, j2 |
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| 164 | REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: ptab |
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| 165 | LOGICAL , INTENT(in ) :: before |
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[7309] | 166 | !! |
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[9019] | 167 | REAL(wp) :: zrhoy ! local scalar |
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[7309] | 168 | !!----------------------------------------------------------------------- |
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| 169 | ! |
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| 170 | IF( before ) THEN |
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| 171 | zrhoy = Agrif_Rhoy() |
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| 172 | ptab(:,:) = e2u(i1:i2,j1:j2) * u_ice(i1:i2,j1:j2) * zrhoy |
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[9019] | 173 | WHERE( umask(i1:i2,j1:j2,1) == 0._wp ) ptab(:,:) = Agrif_SpecialValueFineGrid |
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[7309] | 174 | ELSE |
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[9019] | 175 | WHERE( ptab(i1:i2,j1:j2) /= Agrif_SpecialValueFineGrid ) |
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| 176 | u_ice(i1:i2,j1:j2) = ptab(i1:i2,j1:j2) / e2u(i1:i2,j1:j2) * umask(i1:i2,j1:j2,1) |
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| 177 | ENDWHERE |
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[7309] | 178 | ENDIF |
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| 179 | ! |
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| 180 | END SUBROUTINE update_u_ice |
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| 181 | |
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| 182 | |
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| 183 | SUBROUTINE update_v_ice( ptab, i1, i2, j1, j2, before ) |
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| 184 | !!----------------------------------------------------------------------- |
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| 185 | !! *** ROUTINE update_v_ice *** |
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| 186 | !! ** Method : Update the fluxes and recover the properties (C-grid) |
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| 187 | !!----------------------------------------------------------------------- |
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[9019] | 188 | INTEGER , INTENT(in ) :: i1, i2, j1, j2 |
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| 189 | REAL(wp), DIMENSION(i1:i2,j1:j2), INTENT(inout) :: ptab |
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| 190 | LOGICAL , INTENT(in ) :: before |
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[7309] | 191 | !! |
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[9019] | 192 | REAL(wp) :: zrhox ! local scalar |
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[7309] | 193 | !!----------------------------------------------------------------------- |
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| 194 | ! |
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| 195 | IF( before ) THEN |
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| 196 | zrhox = Agrif_Rhox() |
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| 197 | ptab(:,:) = e1v(i1:i2,j1:j2) * v_ice(i1:i2,j1:j2) * zrhox |
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[9019] | 198 | WHERE( vmask(i1:i2,j1:j2,1) == 0._wp ) ptab(:,:) = Agrif_SpecialValueFineGrid |
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[7309] | 199 | ELSE |
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[9019] | 200 | WHERE( ptab(i1:i2,j1:j2) /= Agrif_SpecialValueFineGrid ) |
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| 201 | v_ice(i1:i2,j1:j2) = ptab(i1:i2,j1:j2) / e1v(i1:i2,j1:j2) * vmask(i1:i2,j1:j2,1) |
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| 202 | ENDWHERE |
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[7309] | 203 | ENDIF |
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| 204 | ! |
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| 205 | END SUBROUTINE update_v_ice |
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| 206 | |
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| 207 | #else |
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[9019] | 208 | !!---------------------------------------------------------------------- |
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| 209 | !! Empty module no sea-ice |
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| 210 | !!---------------------------------------------------------------------- |
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[7309] | 211 | CONTAINS |
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[9596] | 212 | SUBROUTINE agrif_ice_update_empty |
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| 213 | WRITE(*,*) 'agrif_ice_update : You should not have seen this print! error?' |
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| 214 | END SUBROUTINE agrif_ice_update_empty |
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[7309] | 215 | #endif |
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[9019] | 216 | |
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| 217 | !!====================================================================== |
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[9596] | 218 | END MODULE agrif_ice_update |
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