[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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[2287] | 6 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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[1152] | 7 | !! $Id$ |
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[2287] | 8 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[247] | 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 | USE ldftra_oce, ONLY : aht0 |
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[2436] | 29 | !! |
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[3] | 30 | LOGICAL, INTENT (in) :: ld_print ! If true, output arrays on numout |
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[2436] | 31 | !! |
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[690] | 32 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 33 | REAL(wp) :: & |
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| 34 | zr = 0.2 , & ! maximum of the reduction factor at the bottom ocean |
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| 35 | ! ! ( 0 < zr < 1 ) |
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| 36 | zh = 500., & ! depth of at which start the reduction ( > dept(1) ) |
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[901] | 37 | zd_max , & ! maximum grid spacing over the global domain |
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[690] | 38 | za00, zc, zd ! temporary scalars |
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[901] | 39 | REAL(wp) :: & |
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| 40 | zetmax, zefmax, & |
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| 41 | zeumax, zevmax |
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[690] | 42 | REAL(wp), DIMENSION(jpk) :: zcoef ! temporary workspace |
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[3] | 43 | !!---------------------------------------------------------------------- |
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| 44 | |
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| 45 | IF(lwp) WRITE(numout,*) |
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[690] | 46 | IF(lwp) WRITE(numout,*) 'ldf_dyn_c3d : 3D lateral eddy viscosity coefficient' |
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[3] | 47 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
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| 48 | |
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[690] | 49 | |
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| 50 | ! Set ahm1 and ahm2 ( T- and F- points) (used for laplacian operators |
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| 51 | ! ================= whatever its orientation is) |
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[3] | 52 | IF( ln_dynldf_lap ) THEN |
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| 53 | ! define ahm1 and ahm2 at the right grid point position |
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| 54 | ! (USER: modify ahm1 and ahm2 following your desiderata) |
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| 55 | |
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[901] | 56 | zd_max = MAX( MAXVAL( e1t(:,:) ), MAXVAL( e2t(:,:) ) ) |
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| 57 | IF( lk_mpp ) CALL mpp_max( zd_max ) ! max over the global domain |
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[32] | 58 | |
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[3] | 59 | IF(lwp) WRITE(numout,*) ' laplacian operator: ahm proportional to e1' |
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[901] | 60 | IF(lwp) WRITE(numout,*) ' maximum grid-spacing = ', zd_max, ' maximum value for ahm = ', ahm0 |
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[3] | 61 | |
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[901] | 62 | za00 = ahm0 / zd_max |
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[690] | 63 | |
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[3] | 64 | IF( ln_dynldf_iso ) THEN |
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| 65 | IF(lwp) WRITE(numout,*) ' Caution, as implemented now, the isopycnal part of momentum' |
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| 66 | IF(lwp) WRITE(numout,*) ' mixing use aht0 as eddy viscosity coefficient. Thus, it is' |
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| 67 | IF(lwp) WRITE(numout,*) ' uniform and you must be sure that your ahm is greater than' |
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| 68 | IF(lwp) WRITE(numout,*) ' aht0 everywhere in the model domain.' |
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| 69 | ENDIF |
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| 70 | |
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[690] | 71 | CALL ldf_zpf( .TRUE. , 1000., 500., 0.25, fsdept(:,:,:), ahm1 ) ! vertical profile |
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| 72 | CALL ldf_zpf( .TRUE. , 1000., 500., 0.25, fsdept(:,:,:), ahm2 ) ! vertical profile |
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| 73 | DO jk = 1,jpk |
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[901] | 74 | DO jj = 1, jpj |
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| 75 | DO ji = 1, jpi |
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| 76 | zetmax = MAX( e1t(ji,jj), e2t(ji,jj) ) |
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| 77 | zefmax = MAX( e1f(ji,jj), e2f(ji,jj) ) |
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| 78 | ahm1(ji,jj,jk) = za00 * zetmax * ahm1(ji,jj,jk) |
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| 79 | ahm2(ji,jj,jk) = za00 * zefmax * ahm2(ji,jj,jk) |
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| 80 | END DO |
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| 81 | END DO |
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[690] | 82 | END DO |
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| 83 | |
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| 84 | |
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[2446] | 85 | ! Special case for ORCA R1, R2 and R4 configurations (overwrite the value of ahm1 ahm2) |
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[3] | 86 | ! ============================================== |
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[2446] | 87 | IF( cp_cfg == "orca" .AND. ( jp_cfg == 1 .OR. jp_cfg == 2 .OR. jp_cfg == 4 ) ) THEN |
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[690] | 88 | IF(lwp) WRITE(numout,*) |
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[2446] | 89 | IF(lwp) WRITE(numout,*) ' ORCA R1, R2 or R4: overwrite the previous definition of ahm' |
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| 90 | IF(lwp) WRITE(numout,*) ' =================' |
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[690] | 91 | CALL ldf_dyn_c3d_orca( ld_print ) |
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| 92 | ENDIF |
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[689] | 93 | |
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[3] | 94 | ENDIF |
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[690] | 95 | |
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| 96 | ! Control print |
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| 97 | IF(lwp .AND. ld_print ) THEN |
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| 98 | WRITE(numout,*) |
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| 99 | WRITE(numout,*) ' 3D ahm1 array (k=1)' |
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| 100 | CALL prihre( ahm1(:,:,1), jpi, jpj, 1, jpi, 20, 1, jpj, 20, 1.e-3, numout ) |
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| 101 | WRITE(numout,*) |
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| 102 | WRITE(numout,*) ' 3D ahm2 array (k=1)' |
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| 103 | CALL prihre( ahm2(:,:,1), jpi, jpj, 1, jpi, 20, 1, jpj, 20, 1.e-3, numout ) |
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| 104 | ENDIF |
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[3] | 105 | |
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[690] | 106 | |
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| 107 | ! ahm3 and ahm4 at U- and V-points (used for bilaplacian operator |
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| 108 | ! ================================ whatever its orientation is) |
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| 109 | ! (USER: modify ahm3 and ahm4 following your desiderata) |
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| 110 | ! Here: ahm is proportional to the cube of the maximum of the gridspacing |
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| 111 | ! in the to horizontal direction |
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| 112 | |
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[3] | 113 | IF( ln_dynldf_bilap ) THEN |
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| 114 | |
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[901] | 115 | zd_max = MAX( MAXVAL( e1u(:,:) ), MAXVAL( e2u(:,:) ) ) |
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| 116 | IF( lk_mpp ) CALL mpp_max( zd_max ) ! max over the global domain |
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[32] | 117 | |
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[3] | 118 | IF(lwp) WRITE(numout,*) ' bi-laplacian operator: ahm proportional to e1**3 ' |
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[901] | 119 | IF(lwp) WRITE(numout,*) ' maximum grid-spacing = ', zd_max, ' maximum value for ahm = ', ahm0 |
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[3] | 120 | |
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[1954] | 121 | za00 = ahm0_blp / ( zd_max * zd_max * zd_max ) |
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[901] | 122 | DO jj = 1, jpj |
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| 123 | DO ji = 1, jpi |
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| 124 | zeumax = MAX( e1u(ji,jj), e2u(ji,jj) ) |
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| 125 | zevmax = MAX( e1v(ji,jj), e2v(ji,jj) ) |
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| 126 | ahm3(ji,jj,1) = za00 * zeumax * zeumax * zeumax |
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| 127 | ahm4(ji,jj,1) = za00 * zevmax * zevmax * zevmax |
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| 128 | END DO |
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| 129 | END DO |
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[3] | 130 | |
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[690] | 131 | zh = MAX( zh, fsdept(1,1,1) ) ! at least the first reach ahm0 |
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| 132 | IF( ln_zco ) THEN ! z-coordinate, same profile everywhere |
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| 133 | IF(lwp) WRITE(numout,'(36x," ahm ", 7x)') |
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| 134 | DO jk = 1, jpk |
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| 135 | IF( fsdept(1,1,jk) <= zh ) THEN |
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| 136 | zcoef(jk) = 1.e0 |
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| 137 | ELSE |
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| 138 | zcoef(jk) = 1.e0 + ( zr - 1.e0 ) & |
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| 139 | & * ( 1. - EXP( ( fsdept(1,1,jk ) - zh ) / zh ) ) & |
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| 140 | & / ( 1. - EXP( ( fsdept(1,1,jpkm1) - zh ) / zh ) ) |
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| 141 | ENDIF |
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| 142 | ahm3(:,:,jk) = ahm3(:,:,1) * zcoef(jk) |
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| 143 | ahm4(:,:,jk) = ahm4(:,:,1) * zcoef(jk) |
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| 144 | IF(lwp) WRITE(numout,'(34x,E7.2,8x,i3)') zcoef(jk) * ahm0, jk |
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| 145 | END DO |
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| 146 | ELSE ! partial steps or s-ccordinate |
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| 147 | zc = MAXVAL( fsdept(:,:,jpkm1) ) |
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| 148 | IF( lk_mpp ) CALL mpp_max( zc ) ! max over the global domain |
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| 149 | |
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| 150 | zc = 1. / ( 1. - EXP( ( zc - zh ) / zh ) ) |
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| 151 | DO jk = 2, jpkm1 |
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| 152 | DO jj = 1, jpj |
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| 153 | DO ji = 1, jpi |
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| 154 | IF( fsdept(ji,jj,jk) <= zh ) THEN |
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| 155 | ahm3(ji,jj,jk) = ahm3(ji,jj,1) |
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| 156 | ahm4(ji,jj,jk) = ahm4(ji,jj,1) |
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| 157 | ELSE |
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| 158 | zd = 1.e0 + ( zr - 1.e0 ) * ( 1. - EXP( ( fsdept(ji,jj,jk) - zh ) / zh ) ) * zc |
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| 159 | ahm3(ji,jj,jk) = ahm3(ji,jj,1) * zd |
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| 160 | ahm4(ji,jj,jk) = ahm4(ji,jj,1) * zd |
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| 161 | ENDIF |
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| 162 | END DO |
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| 163 | END DO |
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| 164 | END DO |
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| 165 | ahm3(:,:,jpk) = ahm3(:,:,jpkm1) |
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| 166 | ahm4(:,:,jpk) = ahm4(:,:,jpkm1) |
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| 167 | IF(lwp) WRITE(numout,'(36x," ahm ", 7x)') |
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| 168 | DO jk = 1, jpk |
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| 169 | IF(lwp) WRITE(numout,'(30x,E10.2,8x,i3)') ahm3(1,1,jk), jk |
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| 170 | END DO |
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| 171 | ENDIF |
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| 172 | |
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[3] | 173 | ! Control print |
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| 174 | IF( lwp .AND. ld_print ) THEN |
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| 175 | WRITE(numout,*) |
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[690] | 176 | WRITE(numout,*) 'inildf: ahm3 array at level 1' |
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| 177 | CALL prihre(ahm3(:,:,1 ),jpi,jpj,1,jpi,1,1,jpj,1,1.e-3,numout) |
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[3] | 178 | WRITE(numout,*) |
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[690] | 179 | WRITE(numout,*) 'inildf: ahm4 array at level 1' |
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| 180 | CALL prihre(ahm4(:,:,jpk),jpi,jpj,1,jpi,1,1,jpj,1,1.e-3,numout) |
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[3] | 181 | ENDIF |
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| 182 | ENDIF |
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| 183 | |
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[690] | 184 | END SUBROUTINE ldf_dyn_c3d |
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[3] | 185 | |
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| 186 | |
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[690] | 187 | SUBROUTINE ldf_dyn_c3d_orca( ld_print ) |
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[3] | 188 | !!---------------------------------------------------------------------- |
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[690] | 189 | !! *** ROUTINE ldf_dyn_c3d *** |
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| 190 | !! |
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[2446] | 191 | !! ** Purpose : ORCA R1, R2 and R4 only |
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[3] | 192 | !! |
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[690] | 193 | !! ** Method : blah blah blah .... |
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[3] | 194 | !!---------------------------------------------------------------------- |
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| 195 | USE ldftra_oce, ONLY : aht0 |
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[2436] | 196 | !! |
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[690] | 197 | LOGICAL, INTENT (in) :: ld_print ! If true, output arrays on numout |
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[2436] | 198 | !! |
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[690] | 199 | INTEGER :: ji, jj, jk, jn ! dummy loop indices |
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| 200 | INTEGER :: ii0, ii1, ij0, ij1 ! temporary integers |
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| 201 | INTEGER :: inum ! temporary logical unit |
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[623] | 202 | INTEGER :: iim, ijm |
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[32] | 203 | INTEGER :: ifreq, il1, il2, ij, ii |
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[690] | 204 | INTEGER, DIMENSION(jpidta, jpjdta) :: idata |
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| 205 | INTEGER, DIMENSION(jpi , jpj ) :: icof |
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[3] | 206 | |
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[690] | 207 | REAL(wp) :: & |
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| 208 | zahmeq, zcoff, zcoft, zmsk, & ! ??? |
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| 209 | zemax, zemin, zeref, zahmm |
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| 210 | REAL(wp), DIMENSION(jpi,jpj) :: zahm0 |
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| 211 | REAL(wp), DIMENSION(jpk) :: zcoef |
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[3] | 212 | |
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| 213 | CHARACTER (len=15) :: clexp |
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| 214 | !!---------------------------------------------------------------------- |
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| 215 | |
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| 216 | IF(lwp) WRITE(numout,*) |
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[690] | 217 | IF(lwp) WRITE(numout,*) 'ldfdyn_c3d_orca : 3D eddy viscosity coefficient' |
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| 218 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~~' |
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[3] | 219 | IF(lwp) WRITE(numout,*) |
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[2446] | 220 | IF(lwp) WRITE(numout,*) ' orca R1, R2 or R4 ocean model' |
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[690] | 221 | IF(lwp) WRITE(numout,*) ' reduced in the surface Eq. strip ' |
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[3] | 222 | IF(lwp) WRITE(numout,*) |
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| 223 | |
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| 224 | ! Read 2d integer array to specify western boundary increase in the |
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| 225 | ! ===================== equatorial strip (20N-20S) defined at t-points |
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| 226 | |
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[1581] | 227 | CALL ctl_opn( inum, 'ahmcoef', 'OLD', 'FORMATTED', 'SEQUENTIAL', -1, numout, lwp ) |
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[32] | 228 | READ(inum,9101) clexp, iim, ijm |
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| 229 | READ(inum,'(/)') |
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[3] | 230 | ifreq = 40 |
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| 231 | il1 = 1 |
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| 232 | DO jn = 1, jpidta/ifreq+1 |
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[32] | 233 | READ(inum,'(/)') |
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[3] | 234 | il2 = MIN( jpidta, il1+ifreq-1 ) |
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[32] | 235 | READ(inum,9201) ( ii, ji = il1, il2, 5 ) |
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| 236 | READ(inum,'(/)') |
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[3] | 237 | DO jj = jpjdta, 1, -1 |
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[32] | 238 | READ(inum,9202) ij, ( idata(ji,jj), ji = il1, il2 ) |
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[3] | 239 | END DO |
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| 240 | il1 = il1 + ifreq |
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| 241 | END DO |
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| 242 | |
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| 243 | DO jj = 1, nlcj |
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| 244 | DO ji = 1, nlci |
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| 245 | icof(ji,jj) = idata( mig(ji), mjg(jj) ) |
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| 246 | END DO |
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| 247 | END DO |
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| 248 | DO jj = nlcj+1, jpj |
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| 249 | DO ji = 1, nlci |
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| 250 | icof(ji,jj) = icof(ji,nlcj) |
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| 251 | END DO |
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| 252 | END DO |
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| 253 | DO jj = 1, jpj |
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| 254 | DO ji = nlci+1, jpi |
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| 255 | icof(ji,jj) = icof(nlci,jj) |
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| 256 | END DO |
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| 257 | END DO |
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[690] | 258 | |
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| 259 | 9101 FORMAT(1x,a15,2i8) |
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| 260 | 9201 FORMAT(3x,13(i3,12x)) |
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| 261 | 9202 FORMAT(i3,41i3) |
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| 262 | |
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| 263 | ! Set ahm1 and ahm2 |
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[3] | 264 | ! ================= |
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[690] | 265 | |
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[3] | 266 | ! define ahm1 and ahm2 at the right grid point position |
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| 267 | ! (USER: modify ahm1 and ahm2 following your desiderata) |
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[690] | 268 | ! biharmonic : ahm1 (ahm2) defined at u- (v-) point |
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| 269 | ! harmonic : ahm1 (ahm2) defined at t- (f-) point |
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[3] | 270 | |
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[690] | 271 | ! first level : as for 2D coefficients |
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[3] | 272 | |
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| 273 | ! Decrease ahm to zahmeq m2/s in the tropics |
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| 274 | ! (from 90 to 20 degre: ahm = constant |
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| 275 | ! from 20 to 2.5 degre: ahm = decrease in (1-cos)/2 |
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| 276 | ! from 2.5 to 0 degre: ahm = constant |
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| 277 | ! symmetric in the south hemisphere) |
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[690] | 278 | |
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| 279 | IF( jp_cfg == 4 ) THEN |
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| 280 | zahmeq = 5.0 * aht0 |
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| 281 | zahmm = min( 160000.0, ahm0) |
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| 282 | zemax = MAXVAL ( e1t(:,:) * e2t(:,:), tmask(:,:,1) .GE. 0.5 ) |
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| 283 | zemin = MINVAL ( e1t(:,:) * e2t(:,:), tmask(:,:,1) .GE. 0.5 ) |
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| 284 | zeref = MAXVAL ( e1t(:,:) * e2t(:,:), & |
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| 285 | & tmask(:,:,1) .GE. 0.5 .AND. ABS(gphit(:,:)) .GT. 50. ) |
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| 286 | |
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| 287 | DO jj = 1, jpj |
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| 288 | DO ji = 1, jpi |
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| 289 | zmsk = e1t(ji,jj) * e2t(ji,jj) |
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| 290 | IF( abs(gphit(ji,jj)) .LE. 15 ) THEN |
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| 291 | zahm0(ji,jj) = ahm0 |
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| 292 | ELSE |
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| 293 | IF( zmsk .GE. zeref ) THEN |
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| 294 | zahm0(ji,jj) = ahm0 |
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| 295 | ELSE |
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| 296 | zahm0(ji,jj) = zahmm + (ahm0-zahmm)*(1.0 - & |
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| 297 | & cos((rpi*0.5*(zmsk-zemin)/(zeref-zemin)))) |
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| 298 | ENDIF |
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| 299 | ENDIF |
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| 300 | END DO |
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| 301 | END DO |
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| 302 | ENDIF |
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[689] | 303 | |
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[690] | 304 | IF( jp_cfg == 2 ) THEN |
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| 305 | zahmeq = aht0 |
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| 306 | zahmm = ahm0 |
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| 307 | zahm0(:,:) = ahm0 |
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| 308 | ENDIF |
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| 309 | |
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[2446] | 310 | IF( jp_cfg == 1 ) THEN |
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| 311 | zahmeq = aht0 ! reduced to aht0 on equator; set to ahm0 if no tropical reduction is required |
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| 312 | zahmm = ahm0 |
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| 313 | zahm0(:,:) = ahm0 |
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| 314 | ENDIF |
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| 315 | |
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[3] | 316 | DO jj = 1, jpj |
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| 317 | DO ji = 1, jpi |
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[690] | 318 | IF( ABS(gphif(ji,jj)) >= 20.) THEN |
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| 319 | ahm2(ji,jj,1) = zahm0(ji,jj) |
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| 320 | ELSEIF( ABS(gphif(ji,jj)) <= 2.5) THEN |
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| 321 | ahm2(ji,jj,1) = zahmeq |
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[3] | 322 | ELSE |
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[690] | 323 | ahm2(ji,jj,1) = zahmeq + (zahm0(ji,jj)-zahmeq)/2. & |
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| 324 | & *(1.-COS( rad*(ABS(gphif(ji,jj))-2.5)*180./17.5 ) ) |
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[3] | 325 | ENDIF |
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[690] | 326 | IF( ABS(gphit(ji,jj)) >= 20.) THEN |
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| 327 | ahm1(ji,jj,1) = zahm0(ji,jj) |
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| 328 | ELSEIF( ABS(gphit(ji,jj)) <= 2.5) THEN |
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| 329 | ahm1(ji,jj,1) = zahmeq |
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[3] | 330 | ELSE |
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[690] | 331 | ahm1(ji,jj,1) = zahmeq + (zahm0(ji,jj)-zahmeq)/2. & |
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| 332 | & *(1.-COS( rad*(ABS(gphit(ji,jj))-2.5)*180./17.5 ) ) |
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[3] | 333 | ENDIF |
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| 334 | END DO |
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| 335 | END DO |
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[690] | 336 | |
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[3] | 337 | ! increase along western boundaries of equatorial strip |
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| 338 | ! t-point |
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| 339 | DO jj = 1, jpjm1 |
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| 340 | DO ji = 1, jpim1 |
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[690] | 341 | zcoft = float( icof(ji,jj) ) / 100. |
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| 342 | ahm1(ji,jj,1) = zcoft * zahm0(ji,jj) + (1.-zcoft) * ahm1(ji,jj,1) |
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[3] | 343 | END DO |
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| 344 | END DO |
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| 345 | ! f-point |
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| 346 | icof(:,:) = icof(:,:) * tmask(:,:,1) |
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| 347 | DO jj = 1, jpjm1 |
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[1694] | 348 | DO ji = 1, jpim1 ! NO vector opt. |
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[3] | 349 | 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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| 350 | IF( zmsk == 0. ) THEN |
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| 351 | zcoff = 1. |
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| 352 | ELSE |
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| 353 | zcoff = FLOAT( icof(ji,jj+1) + icof(ji+1,jj+1) + icof(ji,jj) + icof(ji,jj+1) ) & |
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| 354 | / (zmsk * 100.) |
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| 355 | ENDIF |
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[690] | 356 | ahm2(ji,jj,1) = zcoff * zahm0(ji,jj) + (1.-zcoff) * ahm2(ji,jj,1) |
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[3] | 357 | END DO |
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| 358 | END DO |
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[690] | 359 | |
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| 360 | ! other level: re-increase the coef in the deep ocean |
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[2446] | 361 | !================================================================== |
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| 362 | ! Prior to v3.3, zcoeff was hardwired according to k-index jk. |
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| 363 | ! |
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| 364 | ! From v3.3 onwards this has been generalised to a function of |
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| 365 | ! depth so that it can be used with any number of levels. |
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| 366 | ! |
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| 367 | ! The function has been chosen to match the original values (shown |
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| 368 | ! in the following comments) when using the standard 31 ORCA levels. |
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| 369 | ! DO jk = 1, 21 |
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| 370 | ! zcoef(jk) = 1._wp |
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| 371 | ! END DO |
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| 372 | ! zcoef(22) = 2._wp |
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| 373 | ! zcoef(23) = 3._wp |
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| 374 | ! zcoef(24) = 5._wp |
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| 375 | ! zcoef(25) = 7._wp |
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| 376 | ! zcoef(26) = 9._wp |
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| 377 | ! DO jk = 27, jpk |
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| 378 | ! zcoef(jk) = 10._wp |
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| 379 | ! END DO |
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| 380 | !================================================================== |
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| 381 | |
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| 382 | IF(lwp) THEN |
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| 383 | WRITE(numout,*) |
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| 384 | WRITE(numout,*) ' 1D zcoef array ' |
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| 385 | WRITE(numout,*) ' ~~~~~~~~~~~~~~ ' |
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| 386 | WRITE(numout,*) |
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| 387 | WRITE(numout,*) ' jk zcoef ' |
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| 388 | ENDIF |
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| 389 | |
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| 390 | DO jk=1, jpk |
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| 391 | zcoef(jk) = 1.0_wp + NINT(9.0_wp*(gdept_0(jk)-800.0_wp)/(3000.0_wp-800.0_wp)) |
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| 392 | zcoef(jk) = MIN(10.0_wp, MAX(1.0_wp, zcoef(jk))) |
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| 393 | IF(lwp) WRITE(numout,'(4x,i3,6x,f7.3)') jk,zcoef(jk) |
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[690] | 394 | END DO |
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[2446] | 395 | |
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[690] | 396 | DO jk = 2, jpk |
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| 397 | ahm1(:,:,jk) = MIN( zahm0(:,:), zcoef(jk) * ahm1(:,:,1) ) |
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| 398 | ahm2(:,:,jk) = MIN( zahm0(:,:), zcoef(jk) * ahm2(:,:,1) ) |
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| 399 | END DO |
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| 400 | |
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[2436] | 401 | IF( jp_cfg == 4 ) THEN ! Limit AHM in Gibraltar strait |
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[690] | 402 | ij0 = 50 ; ij1 = 53 |
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| 403 | ii0 = 69 ; ii1 = 71 |
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| 404 | DO jk = 1, jpk |
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[2436] | 405 | 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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| 406 | 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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[690] | 407 | END DO |
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| 408 | ENDIF |
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[2436] | 409 | CALL lbc_lnk( ahm1, 'T', 1. ) ! Lateral boundary conditions (unchanged sign) |
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| 410 | CALL lbc_lnk( ahm2, 'F', 1. ) |
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[3] | 411 | |
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[690] | 412 | |
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[2436] | 413 | IF(lwp) THEN ! Control print |
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[690] | 414 | WRITE(numout,*) |
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| 415 | WRITE(numout,*) ' 3D ahm1 array (k=1)' |
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| 416 | CALL prihre( ahm1(:,:,1), jpi, jpj, 1, jpi, 20, 1, jpj, 20, 1.e-3, numout ) |
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| 417 | WRITE(numout,*) |
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| 418 | WRITE(numout,*) ' 3D ahm2 array (k=1)' |
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| 419 | CALL prihre( ahm2(:,:,1), jpi, jpj, 1, jpi, 20, 1, jpj, 20, 1.e-3, numout ) |
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| 420 | WRITE(numout,*) |
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| 421 | WRITE(numout,*) ' 3D ahm2 array (k=jpk)' |
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| 422 | CALL prihre( ahm2(:,:,jpk), jpi, jpj, 1, jpi, 20, 1, jpj, 20, 1.e-3, numout ) |
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| 423 | ENDIF |
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| 424 | |
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| 425 | |
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| 426 | ! Set ahm3 and ahm4 |
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| 427 | ! ================= |
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| 428 | |
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| 429 | ! define ahm3 and ahm4 at the right grid point position |
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| 430 | ! initialization to a constant value |
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| 431 | ! (USER: modify ahm3 and ahm4 following your desiderata) |
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| 432 | ! harmonic isopycnal or geopotential: |
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| 433 | ! ahm3 (ahm4) defined at u- (v-) point |
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| 434 | DO jk = 1, jpk |
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| 435 | DO jj = 2, jpj |
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| 436 | DO ji = 2, jpi |
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| 437 | ahm3(ji,jj,jk) = 0.5 * ( ahm2(ji,jj,jk) + ahm2(ji ,jj-1,jk) ) |
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| 438 | ahm4(ji,jj,jk) = 0.5 * ( ahm2(ji,jj,jk) + ahm2(ji-1,jj ,jk) ) |
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| 439 | END DO |
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| 440 | END DO |
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| 441 | END DO |
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| 442 | ahm3 ( :, 1, :) = ahm3 ( :, 2, :) |
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| 443 | ahm4 ( :, 1, :) = ahm4 ( :, 2, :) |
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| 444 | |
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[2436] | 445 | CALL lbc_lnk( ahm3, 'U', 1. ) ! Lateral boundary conditions (unchanged sign) |
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| 446 | CALL lbc_lnk( ahm4, 'V', 1. ) |
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[690] | 447 | |
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| 448 | ! Control print |
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| 449 | |
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[3] | 450 | IF( lwp .AND. ld_print ) THEN |
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| 451 | WRITE(numout,*) |
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[690] | 452 | WRITE(numout,*) ' ahm3 array level 1' |
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| 453 | CALL prihre(ahm3(:,:,1),jpi,jpj,1,jpi,1,1,jpj,1,1.e-3,numout) |
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[3] | 454 | WRITE(numout,*) |
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[690] | 455 | WRITE(numout,*) ' ahm4 array level 1' |
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| 456 | CALL prihre(ahm4(:,:,1),jpi,jpj,1,jpi,1,1,jpj,1,1.e-3,numout) |
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[3] | 457 | ENDIF |
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| 458 | |
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[690] | 459 | END SUBROUTINE ldf_dyn_c3d_orca |
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