[3] | 1 | !!---------------------------------------------------------------------- |
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[690] | 2 | !! *** ldfdyn_c3d.h90 *** |
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[3] | 3 | !!---------------------------------------------------------------------- |
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| 4 | |
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| 5 | !!---------------------------------------------------------------------- |
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[690] | 6 | !! OPA 9.0 , LOCEAN-IPSL (2005) |
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[1152] | 7 | !! $Id$ |
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[247] | 8 | !! This software is governed by the CeCILL licence see modipsl/doc/NEMO_CeCILL.txt |
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| 9 | !!---------------------------------------------------------------------- |
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| 10 | |
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[690] | 11 | !!---------------------------------------------------------------------- |
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| 12 | !! 'key_dynldf_c3d' 3D lateral eddy viscosity coefficients |
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| 13 | !!---------------------------------------------------------------------- |
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| 14 | |
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| 15 | SUBROUTINE ldf_dyn_c3d( ld_print ) |
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[3] | 16 | !!---------------------------------------------------------------------- |
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[690] | 17 | !! *** ROUTINE ldf_dyn_c3d *** |
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| 18 | !! |
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[3] | 19 | !! ** Purpose : initializations of the horizontal ocean physics |
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| 20 | !! |
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[690] | 21 | !! ** Method : 3D eddy viscosity coef. ( longitude, latitude, depth ) |
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| 22 | !! laplacian operator : ahm1, ahm2 defined at T- and F-points |
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| 23 | !! ahm2, ahm4 never used |
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| 24 | !! bilaplacian operator : ahm1, ahm2 never used |
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| 25 | !! : ahm3, ahm4 defined at U- and V-points |
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| 26 | !! ??? explanation of the default is missing |
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[3] | 27 | !!---------------------------------------------------------------------- |
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[690] | 28 | !! * Modules used |
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| 29 | USE ldftra_oce, ONLY : aht0 |
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| 30 | |
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[3] | 31 | !! * Arguments |
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| 32 | LOGICAL, INTENT (in) :: ld_print ! If true, output arrays on numout |
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| 33 | |
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[690] | 34 | !! * local variables |
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| 35 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 36 | REAL(wp) :: & |
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| 37 | zr = 0.2 , & ! maximum of the reduction factor at the bottom ocean |
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| 38 | ! ! ( 0 < zr < 1 ) |
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| 39 | zh = 500., & ! depth of at which start the reduction ( > dept(1) ) |
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[901] | 40 | zd_max , & ! maximum grid spacing over the global domain |
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[690] | 41 | za00, zc, zd ! temporary scalars |
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[901] | 42 | REAL(wp) :: & |
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| 43 | zetmax, zefmax, & |
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| 44 | zeumax, zevmax |
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[690] | 45 | REAL(wp), DIMENSION(jpk) :: zcoef ! temporary workspace |
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[3] | 46 | !!---------------------------------------------------------------------- |
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| 47 | |
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| 48 | IF(lwp) WRITE(numout,*) |
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[690] | 49 | IF(lwp) WRITE(numout,*) 'ldf_dyn_c3d : 3D lateral eddy viscosity coefficient' |
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[3] | 50 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
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| 51 | |
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[690] | 52 | |
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| 53 | ! Set ahm1 and ahm2 ( T- and F- points) (used for laplacian operators |
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| 54 | ! ================= whatever its orientation is) |
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[3] | 55 | IF( ln_dynldf_lap ) THEN |
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| 56 | ! define ahm1 and ahm2 at the right grid point position |
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| 57 | ! (USER: modify ahm1 and ahm2 following your desiderata) |
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| 58 | |
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[901] | 59 | zd_max = MAX( MAXVAL( e1t(:,:) ), MAXVAL( e2t(:,:) ) ) |
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| 60 | IF( lk_mpp ) CALL mpp_max( zd_max ) ! max over the global domain |
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[32] | 61 | |
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[3] | 62 | IF(lwp) WRITE(numout,*) ' laplacian operator: ahm proportional to e1' |
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[901] | 63 | IF(lwp) WRITE(numout,*) ' maximum grid-spacing = ', zd_max, ' maximum value for ahm = ', ahm0 |
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[3] | 64 | |
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[901] | 65 | za00 = ahm0 / zd_max |
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[690] | 66 | |
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[3] | 67 | IF( ln_dynldf_iso ) THEN |
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| 68 | IF(lwp) WRITE(numout,*) ' Caution, as implemented now, the isopycnal part of momentum' |
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| 69 | IF(lwp) WRITE(numout,*) ' mixing use aht0 as eddy viscosity coefficient. Thus, it is' |
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| 70 | IF(lwp) WRITE(numout,*) ' uniform and you must be sure that your ahm is greater than' |
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| 71 | IF(lwp) WRITE(numout,*) ' aht0 everywhere in the model domain.' |
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| 72 | ENDIF |
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| 73 | |
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[690] | 74 | CALL ldf_zpf( .TRUE. , 1000., 500., 0.25, fsdept(:,:,:), ahm1 ) ! vertical profile |
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| 75 | CALL ldf_zpf( .TRUE. , 1000., 500., 0.25, fsdept(:,:,:), ahm2 ) ! vertical profile |
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| 76 | DO jk = 1,jpk |
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[901] | 77 | DO jj = 1, jpj |
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| 78 | DO ji = 1, jpi |
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| 79 | zetmax = MAX( e1t(ji,jj), e2t(ji,jj) ) |
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| 80 | zefmax = MAX( e1f(ji,jj), e2f(ji,jj) ) |
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| 81 | ahm1(ji,jj,jk) = za00 * zetmax * ahm1(ji,jj,jk) |
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| 82 | ahm2(ji,jj,jk) = za00 * zefmax * ahm2(ji,jj,jk) |
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| 83 | END DO |
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| 84 | END DO |
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[690] | 85 | END DO |
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| 86 | |
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| 87 | |
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[3] | 88 | ! Special case for ORCA R2 and R4 configurations (overwrite the value of ahm1 ahm2) |
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| 89 | ! ============================================== |
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[690] | 90 | IF( cp_cfg == "orca" .AND. ( jp_cfg == 2 .OR. jp_cfg == 4 ) ) THEN |
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| 91 | IF(lwp) WRITE(numout,*) |
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| 92 | IF(lwp) WRITE(numout,*) ' ORCA R2 or R4: overwrite the previous definition of ahm' |
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| 93 | IF(lwp) WRITE(numout,*) ' =============' |
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| 94 | CALL ldf_dyn_c3d_orca( ld_print ) |
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| 95 | ENDIF |
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[689] | 96 | |
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[3] | 97 | ENDIF |
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[690] | 98 | |
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| 99 | ! Control print |
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| 100 | IF(lwp .AND. ld_print ) THEN |
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| 101 | WRITE(numout,*) |
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| 102 | WRITE(numout,*) ' 3D ahm1 array (k=1)' |
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| 103 | CALL prihre( ahm1(:,:,1), jpi, jpj, 1, jpi, 20, 1, jpj, 20, 1.e-3, numout ) |
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| 104 | WRITE(numout,*) |
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| 105 | WRITE(numout,*) ' 3D ahm2 array (k=1)' |
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| 106 | CALL prihre( ahm2(:,:,1), jpi, jpj, 1, jpi, 20, 1, jpj, 20, 1.e-3, numout ) |
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| 107 | ENDIF |
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[3] | 108 | |
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[690] | 109 | |
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| 110 | ! ahm3 and ahm4 at U- and V-points (used for bilaplacian operator |
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| 111 | ! ================================ whatever its orientation is) |
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| 112 | ! (USER: modify ahm3 and ahm4 following your desiderata) |
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| 113 | ! Here: ahm is proportional to the cube of the maximum of the gridspacing |
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| 114 | ! in the to horizontal direction |
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| 115 | |
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[3] | 116 | IF( ln_dynldf_bilap ) THEN |
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| 117 | |
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[901] | 118 | zd_max = MAX( MAXVAL( e1u(:,:) ), MAXVAL( e2u(:,:) ) ) |
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| 119 | IF( lk_mpp ) CALL mpp_max( zd_max ) ! max over the global domain |
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[32] | 120 | |
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[3] | 121 | IF(lwp) WRITE(numout,*) ' bi-laplacian operator: ahm proportional to e1**3 ' |
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[901] | 122 | IF(lwp) WRITE(numout,*) ' maximum grid-spacing = ', zd_max, ' maximum value for ahm = ', ahm0 |
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[3] | 123 | |
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[1954] | 124 | za00 = ahm0_blp / ( zd_max * zd_max * zd_max ) |
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[901] | 125 | DO jj = 1, jpj |
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| 126 | DO ji = 1, jpi |
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| 127 | zeumax = MAX( e1u(ji,jj), e2u(ji,jj) ) |
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| 128 | zevmax = MAX( e1v(ji,jj), e2v(ji,jj) ) |
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| 129 | ahm3(ji,jj,1) = za00 * zeumax * zeumax * zeumax |
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| 130 | ahm4(ji,jj,1) = za00 * zevmax * zevmax * zevmax |
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| 131 | END DO |
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| 132 | END DO |
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[3] | 133 | |
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[690] | 134 | zh = MAX( zh, fsdept(1,1,1) ) ! at least the first reach ahm0 |
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| 135 | IF( ln_zco ) THEN ! z-coordinate, same profile everywhere |
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| 136 | IF(lwp) WRITE(numout,'(36x," ahm ", 7x)') |
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| 137 | DO jk = 1, jpk |
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| 138 | IF( fsdept(1,1,jk) <= zh ) THEN |
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| 139 | zcoef(jk) = 1.e0 |
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| 140 | ELSE |
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| 141 | zcoef(jk) = 1.e0 + ( zr - 1.e0 ) & |
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| 142 | & * ( 1. - EXP( ( fsdept(1,1,jk ) - zh ) / zh ) ) & |
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| 143 | & / ( 1. - EXP( ( fsdept(1,1,jpkm1) - zh ) / zh ) ) |
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| 144 | ENDIF |
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| 145 | ahm3(:,:,jk) = ahm3(:,:,1) * zcoef(jk) |
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| 146 | ahm4(:,:,jk) = ahm4(:,:,1) * zcoef(jk) |
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| 147 | IF(lwp) WRITE(numout,'(34x,E7.2,8x,i3)') zcoef(jk) * ahm0, jk |
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| 148 | END DO |
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| 149 | ELSE ! partial steps or s-ccordinate |
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| 150 | # if defined key_zco |
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| 151 | zc = gdept_0(jpkm1) |
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| 152 | # else |
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| 153 | zc = MAXVAL( fsdept(:,:,jpkm1) ) |
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| 154 | # endif |
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| 155 | IF( lk_mpp ) CALL mpp_max( zc ) ! max over the global domain |
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| 156 | |
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| 157 | zc = 1. / ( 1. - EXP( ( zc - zh ) / zh ) ) |
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| 158 | DO jk = 2, jpkm1 |
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| 159 | DO jj = 1, jpj |
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| 160 | DO ji = 1, jpi |
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| 161 | IF( fsdept(ji,jj,jk) <= zh ) THEN |
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| 162 | ahm3(ji,jj,jk) = ahm3(ji,jj,1) |
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| 163 | ahm4(ji,jj,jk) = ahm4(ji,jj,1) |
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| 164 | ELSE |
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| 165 | zd = 1.e0 + ( zr - 1.e0 ) * ( 1. - EXP( ( fsdept(ji,jj,jk) - zh ) / zh ) ) * zc |
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| 166 | ahm3(ji,jj,jk) = ahm3(ji,jj,1) * zd |
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| 167 | ahm4(ji,jj,jk) = ahm4(ji,jj,1) * zd |
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| 168 | ENDIF |
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| 169 | END DO |
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| 170 | END DO |
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| 171 | END DO |
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| 172 | ahm3(:,:,jpk) = ahm3(:,:,jpkm1) |
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| 173 | ahm4(:,:,jpk) = ahm4(:,:,jpkm1) |
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| 174 | IF(lwp) WRITE(numout,'(36x," ahm ", 7x)') |
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| 175 | DO jk = 1, jpk |
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| 176 | IF(lwp) WRITE(numout,'(30x,E10.2,8x,i3)') ahm3(1,1,jk), jk |
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| 177 | END DO |
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| 178 | ENDIF |
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| 179 | |
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[3] | 180 | ! Control print |
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| 181 | IF( lwp .AND. ld_print ) THEN |
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| 182 | WRITE(numout,*) |
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[690] | 183 | WRITE(numout,*) 'inildf: ahm3 array at level 1' |
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| 184 | CALL prihre(ahm3(:,:,1 ),jpi,jpj,1,jpi,1,1,jpj,1,1.e-3,numout) |
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[3] | 185 | WRITE(numout,*) |
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[690] | 186 | WRITE(numout,*) 'inildf: ahm4 array at level 1' |
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| 187 | CALL prihre(ahm4(:,:,jpk),jpi,jpj,1,jpi,1,1,jpj,1,1.e-3,numout) |
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[3] | 188 | ENDIF |
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| 189 | ENDIF |
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| 190 | |
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[690] | 191 | END SUBROUTINE ldf_dyn_c3d |
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[3] | 192 | |
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| 193 | |
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[690] | 194 | SUBROUTINE ldf_dyn_c3d_orca( ld_print ) |
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[3] | 195 | !!---------------------------------------------------------------------- |
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[690] | 196 | !! *** ROUTINE ldf_dyn_c3d *** |
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| 197 | !! |
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| 198 | !! ** Purpose : ORCA R2 an R4 only |
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[3] | 199 | !! |
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[690] | 200 | !! ** Method : blah blah blah .... |
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[3] | 201 | !!---------------------------------------------------------------------- |
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| 202 | !! * Modules used |
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| 203 | USE ldftra_oce, ONLY : aht0 |
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[473] | 204 | |
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[3] | 205 | !! * Arguments |
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[690] | 206 | LOGICAL, INTENT (in) :: ld_print ! If true, output arrays on numout |
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[3] | 207 | |
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[690] | 208 | !! * local variables |
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| 209 | INTEGER :: ji, jj, jk, jn ! dummy loop indices |
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| 210 | INTEGER :: ii0, ii1, ij0, ij1 ! temporary integers |
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| 211 | INTEGER :: inum ! temporary logical unit |
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[623] | 212 | INTEGER :: iim, ijm |
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[32] | 213 | INTEGER :: ifreq, il1, il2, ij, ii |
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[690] | 214 | INTEGER, DIMENSION(jpidta, jpjdta) :: idata |
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| 215 | INTEGER, DIMENSION(jpi , jpj ) :: icof |
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[3] | 216 | |
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[690] | 217 | REAL(wp) :: & |
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| 218 | zahmeq, zcoff, zcoft, zmsk, & ! ??? |
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| 219 | zemax, zemin, zeref, zahmm |
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| 220 | REAL(wp), DIMENSION(jpi,jpj) :: zahm0 |
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| 221 | REAL(wp), DIMENSION(jpk) :: zcoef |
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[3] | 222 | |
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| 223 | CHARACTER (len=15) :: clexp |
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| 224 | !!---------------------------------------------------------------------- |
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| 225 | |
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| 226 | IF(lwp) WRITE(numout,*) |
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[690] | 227 | IF(lwp) WRITE(numout,*) 'ldfdyn_c3d_orca : 3D eddy viscosity coefficient' |
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| 228 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~~' |
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[3] | 229 | IF(lwp) WRITE(numout,*) |
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[690] | 230 | IF(lwp) WRITE(numout,*) ' orca R2 or R4 ocean model' |
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| 231 | IF(lwp) WRITE(numout,*) ' reduced in the surface Eq. strip ' |
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[3] | 232 | IF(lwp) WRITE(numout,*) |
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| 233 | |
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| 234 | ! Read 2d integer array to specify western boundary increase in the |
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| 235 | ! ===================== equatorial strip (20N-20S) defined at t-points |
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| 236 | |
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[1581] | 237 | CALL ctl_opn( inum, 'ahmcoef', 'OLD', 'FORMATTED', 'SEQUENTIAL', -1, numout, lwp ) |
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[32] | 238 | READ(inum,9101) clexp, iim, ijm |
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| 239 | READ(inum,'(/)') |
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[3] | 240 | ifreq = 40 |
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| 241 | il1 = 1 |
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| 242 | DO jn = 1, jpidta/ifreq+1 |
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[32] | 243 | READ(inum,'(/)') |
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[3] | 244 | il2 = MIN( jpidta, il1+ifreq-1 ) |
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[32] | 245 | READ(inum,9201) ( ii, ji = il1, il2, 5 ) |
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| 246 | READ(inum,'(/)') |
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[3] | 247 | DO jj = jpjdta, 1, -1 |
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[32] | 248 | READ(inum,9202) ij, ( idata(ji,jj), ji = il1, il2 ) |
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[3] | 249 | END DO |
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| 250 | il1 = il1 + ifreq |
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| 251 | END DO |
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| 252 | |
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| 253 | DO jj = 1, nlcj |
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| 254 | DO ji = 1, nlci |
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| 255 | icof(ji,jj) = idata( mig(ji), mjg(jj) ) |
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| 256 | END DO |
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| 257 | END DO |
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| 258 | DO jj = nlcj+1, jpj |
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| 259 | DO ji = 1, nlci |
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| 260 | icof(ji,jj) = icof(ji,nlcj) |
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| 261 | END DO |
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| 262 | END DO |
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| 263 | DO jj = 1, jpj |
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| 264 | DO ji = nlci+1, jpi |
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| 265 | icof(ji,jj) = icof(nlci,jj) |
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| 266 | END DO |
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| 267 | END DO |
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[690] | 268 | |
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| 269 | 9101 FORMAT(1x,a15,2i8) |
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| 270 | 9201 FORMAT(3x,13(i3,12x)) |
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| 271 | 9202 FORMAT(i3,41i3) |
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| 272 | |
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| 273 | ! Set ahm1 and ahm2 |
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[3] | 274 | ! ================= |
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[690] | 275 | |
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[3] | 276 | ! define ahm1 and ahm2 at the right grid point position |
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| 277 | ! (USER: modify ahm1 and ahm2 following your desiderata) |
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[690] | 278 | ! biharmonic : ahm1 (ahm2) defined at u- (v-) point |
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| 279 | ! harmonic : ahm1 (ahm2) defined at t- (f-) point |
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[3] | 280 | |
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[690] | 281 | ! first level : as for 2D coefficients |
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[3] | 282 | |
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| 283 | ! Decrease ahm to zahmeq m2/s in the tropics |
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| 284 | ! (from 90 to 20 degre: ahm = constant |
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| 285 | ! from 20 to 2.5 degre: ahm = decrease in (1-cos)/2 |
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| 286 | ! from 2.5 to 0 degre: ahm = constant |
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| 287 | ! symmetric in the south hemisphere) |
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[690] | 288 | |
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| 289 | IF( jp_cfg == 4 ) THEN |
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| 290 | zahmeq = 5.0 * aht0 |
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| 291 | zahmm = min( 160000.0, ahm0) |
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| 292 | zemax = MAXVAL ( e1t(:,:) * e2t(:,:), tmask(:,:,1) .GE. 0.5 ) |
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| 293 | zemin = MINVAL ( e1t(:,:) * e2t(:,:), tmask(:,:,1) .GE. 0.5 ) |
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| 294 | zeref = MAXVAL ( e1t(:,:) * e2t(:,:), & |
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| 295 | & tmask(:,:,1) .GE. 0.5 .AND. ABS(gphit(:,:)) .GT. 50. ) |
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| 296 | |
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| 297 | DO jj = 1, jpj |
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| 298 | DO ji = 1, jpi |
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| 299 | zmsk = e1t(ji,jj) * e2t(ji,jj) |
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| 300 | IF( abs(gphit(ji,jj)) .LE. 15 ) THEN |
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| 301 | zahm0(ji,jj) = ahm0 |
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| 302 | ELSE |
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| 303 | IF( zmsk .GE. zeref ) THEN |
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| 304 | zahm0(ji,jj) = ahm0 |
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| 305 | ELSE |
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| 306 | zahm0(ji,jj) = zahmm + (ahm0-zahmm)*(1.0 - & |
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| 307 | & cos((rpi*0.5*(zmsk-zemin)/(zeref-zemin)))) |
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| 308 | ENDIF |
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| 309 | ENDIF |
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| 310 | END DO |
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| 311 | END DO |
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| 312 | ENDIF |
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[689] | 313 | |
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[690] | 314 | IF( jp_cfg == 2 ) THEN |
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| 315 | zahmeq = aht0 |
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| 316 | zahmm = ahm0 |
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| 317 | zahm0(:,:) = ahm0 |
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| 318 | ENDIF |
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| 319 | |
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[3] | 320 | DO jj = 1, jpj |
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| 321 | DO ji = 1, jpi |
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[690] | 322 | IF( ABS(gphif(ji,jj)) >= 20.) THEN |
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| 323 | ahm2(ji,jj,1) = zahm0(ji,jj) |
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| 324 | ELSEIF( ABS(gphif(ji,jj)) <= 2.5) THEN |
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| 325 | ahm2(ji,jj,1) = zahmeq |
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[3] | 326 | ELSE |
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[690] | 327 | ahm2(ji,jj,1) = zahmeq + (zahm0(ji,jj)-zahmeq)/2. & |
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| 328 | & *(1.-COS( rad*(ABS(gphif(ji,jj))-2.5)*180./17.5 ) ) |
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[3] | 329 | ENDIF |
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[690] | 330 | IF( ABS(gphit(ji,jj)) >= 20.) THEN |
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| 331 | ahm1(ji,jj,1) = zahm0(ji,jj) |
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| 332 | ELSEIF( ABS(gphit(ji,jj)) <= 2.5) THEN |
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| 333 | ahm1(ji,jj,1) = zahmeq |
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[3] | 334 | ELSE |
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[690] | 335 | ahm1(ji,jj,1) = zahmeq + (zahm0(ji,jj)-zahmeq)/2. & |
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| 336 | & *(1.-COS( rad*(ABS(gphit(ji,jj))-2.5)*180./17.5 ) ) |
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[3] | 337 | ENDIF |
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| 338 | END DO |
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| 339 | END DO |
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[690] | 340 | |
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[3] | 341 | ! increase along western boundaries of equatorial strip |
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| 342 | ! t-point |
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| 343 | DO jj = 1, jpjm1 |
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| 344 | DO ji = 1, jpim1 |
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[690] | 345 | zcoft = float( icof(ji,jj) ) / 100. |
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| 346 | ahm1(ji,jj,1) = zcoft * zahm0(ji,jj) + (1.-zcoft) * ahm1(ji,jj,1) |
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[3] | 347 | END DO |
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| 348 | END DO |
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| 349 | ! f-point |
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| 350 | icof(:,:) = icof(:,:) * tmask(:,:,1) |
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| 351 | DO jj = 1, jpjm1 |
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[1694] | 352 | DO ji = 1, jpim1 ! NO vector opt. |
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[3] | 353 | zmsk = tmask(ji,jj+1,1) + tmask(ji+1,jj+1,1) + tmask(ji,jj,1) + tmask(ji,jj+1,1) |
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| 354 | IF( zmsk == 0. ) THEN |
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| 355 | zcoff = 1. |
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| 356 | ELSE |
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| 357 | zcoff = FLOAT( icof(ji,jj+1) + icof(ji+1,jj+1) + icof(ji,jj) + icof(ji,jj+1) ) & |
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| 358 | / (zmsk * 100.) |
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| 359 | ENDIF |
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[690] | 360 | ahm2(ji,jj,1) = zcoff * zahm0(ji,jj) + (1.-zcoff) * ahm2(ji,jj,1) |
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[3] | 361 | END DO |
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| 362 | END DO |
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[690] | 363 | |
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| 364 | ! other level: re-increase the coef in the deep ocean |
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| 365 | |
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| 366 | #if defined key_orca_lev10 |
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| 367 | DO jk = 1, 210 |
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| 368 | zcoef(jk) = 1. |
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| 369 | END DO |
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| 370 | DO jk= 211, 230 |
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| 371 | zcoef(jk) = 1. + 0.1 * FLOAT(jk-210) |
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| 372 | END DO |
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| 373 | DO jk= 231, 260 |
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| 374 | zcoef(jk) = 3. + 0.2 * FLOAT(jk-230) |
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| 375 | END DO |
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| 376 | DO jk= 261, 270 |
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| 377 | zcoef(jk) = 9. + 0.1 * FLOAT(jk-260) |
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| 378 | END DO |
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| 379 | DO jk= 271, jpk |
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| 380 | zcoef(jk) = 10. |
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| 381 | END DO |
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| 382 | DO jk= 1, jpk |
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| 383 | IF(lwp) WRITE(numout,*) 'k= ',jk, 'cof ', zcoef(jk) |
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| 384 | END DO |
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| 385 | #else |
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| 386 | DO jk = 1, 21 |
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| 387 | zcoef(jk) = 1. |
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| 388 | END DO |
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| 389 | zcoef(22) = 2. |
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| 390 | zcoef(23) = 3. |
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| 391 | zcoef(24) = 5. |
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| 392 | zcoef(25) = 7. |
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| 393 | zcoef(26) = 9. |
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| 394 | DO jk = 27, jpk |
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| 395 | zcoef(jk) = 10. |
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| 396 | END DO |
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[473] | 397 | #endif |
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[690] | 398 | |
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| 399 | DO jk = 2, jpk |
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| 400 | ahm1(:,:,jk) = MIN( zahm0(:,:), zcoef(jk) * ahm1(:,:,1) ) |
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| 401 | ahm2(:,:,jk) = MIN( zahm0(:,:), zcoef(jk) * ahm2(:,:,1) ) |
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| 402 | END DO |
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| 403 | |
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| 404 | IF( jp_cfg == 4 ) THEN |
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| 405 | ! Limit AHM in Gibraltar strait |
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| 406 | ij0 = 50 ; ij1 = 53 |
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| 407 | ii0 = 69 ; ii1 = 71 |
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| 408 | DO jk = 1, jpk |
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| 409 | ahm1(mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) , jk) = min( zahmm, ahm1 (mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) , jk) ) |
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| 410 | ahm2(mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) , jk) = min( zahmm, ahm2 (mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) , jk) ) |
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| 411 | END DO |
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| 412 | ENDIF |
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[3] | 413 | |
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| 414 | ! Lateral boundary conditions on ( ahm1, ahm2 ) |
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| 415 | ! ============== |
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| 416 | CALL lbc_lnk( ahm1, 'T', 1. ) ! T-point, unchanged sign |
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| 417 | CALL lbc_lnk( ahm2, 'F', 1. ) ! F-point, unchanged sign |
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| 418 | |
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| 419 | ! Control print |
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[690] | 420 | |
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| 421 | IF(lwp) THEN |
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| 422 | WRITE(numout,*) |
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| 423 | WRITE(numout,*) ' 3D ahm1 array (k=1)' |
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| 424 | CALL prihre( ahm1(:,:,1), jpi, jpj, 1, jpi, 20, 1, jpj, 20, 1.e-3, numout ) |
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| 425 | WRITE(numout,*) |
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| 426 | WRITE(numout,*) ' 3D ahm2 array (k=1)' |
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| 427 | CALL prihre( ahm2(:,:,1), jpi, jpj, 1, jpi, 20, 1, jpj, 20, 1.e-3, numout ) |
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| 428 | WRITE(numout,*) |
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| 429 | WRITE(numout,*) ' 3D ahm2 array (k=jpk)' |
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| 430 | CALL prihre( ahm2(:,:,jpk), jpi, jpj, 1, jpi, 20, 1, jpj, 20, 1.e-3, numout ) |
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| 431 | ENDIF |
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| 432 | |
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| 433 | |
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| 434 | ! Set ahm3 and ahm4 |
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| 435 | ! ================= |
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| 436 | |
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| 437 | ! define ahm3 and ahm4 at the right grid point position |
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| 438 | ! initialization to a constant value |
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| 439 | ! (USER: modify ahm3 and ahm4 following your desiderata) |
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| 440 | ! harmonic isopycnal or geopotential: |
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| 441 | ! ahm3 (ahm4) defined at u- (v-) point |
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| 442 | DO jk = 1, jpk |
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| 443 | DO jj = 2, jpj |
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| 444 | DO ji = 2, jpi |
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| 445 | ahm3(ji,jj,jk) = 0.5 * ( ahm2(ji,jj,jk) + ahm2(ji ,jj-1,jk) ) |
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| 446 | ahm4(ji,jj,jk) = 0.5 * ( ahm2(ji,jj,jk) + ahm2(ji-1,jj ,jk) ) |
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| 447 | END DO |
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| 448 | END DO |
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| 449 | END DO |
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| 450 | ahm3 ( :, 1, :) = ahm3 ( :, 2, :) |
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| 451 | ahm4 ( :, 1, :) = ahm4 ( :, 2, :) |
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| 452 | |
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| 453 | ! Lateral boundary conditions on ( ahm3, ahm4 ) |
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| 454 | ! ============== |
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| 455 | CALL lbc_lnk( ahm3, 'U', 1. ) ! U-point, unchanged sign |
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| 456 | CALL lbc_lnk( ahm4, 'V', 1. ) ! V-point, unchanged sign |
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| 457 | |
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| 458 | ! Control print |
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| 459 | |
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[3] | 460 | IF( lwp .AND. ld_print ) THEN |
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| 461 | WRITE(numout,*) |
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[690] | 462 | WRITE(numout,*) ' ahm3 array level 1' |
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| 463 | CALL prihre(ahm3(:,:,1),jpi,jpj,1,jpi,1,1,jpj,1,1.e-3,numout) |
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[3] | 464 | WRITE(numout,*) |
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[690] | 465 | WRITE(numout,*) ' ahm4 array level 1' |
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| 466 | CALL prihre(ahm4(:,:,1),jpi,jpj,1,jpi,1,1,jpj,1,1.e-3,numout) |
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[3] | 467 | ENDIF |
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| 468 | |
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[690] | 469 | END SUBROUTINE ldf_dyn_c3d_orca |
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