[3] | 1 | MODULE cla_dynspg |
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[15] | 2 | !!====================================================================== |
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| 3 | !! *** cla_dynspg *** |
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| 4 | !!====================================================================== |
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[3] | 5 | !! dyn_spg : update the momentum trend with the surface pressure |
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| 6 | !! gradient in the free surface constant volume case |
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| 7 | !! with vector optimization |
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| 8 | !!---------------------------------------------------------------------- |
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| 9 | !! * Modules used |
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| 10 | USE oce ! ocean dynamics and tracers |
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| 11 | USE dom_oce ! ocean space and time domain |
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| 12 | USE zdf_oce ! ocean vertical physics |
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| 13 | USE obc_oce ! Lateral open boundary condition |
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| 14 | USE sol_oce ! solver variables |
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[888] | 15 | USE sbc_oce ! surface boundary condition: ocean |
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[3] | 16 | USE phycst ! physical constants |
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| 17 | USE solpcg ! preconditionned conjugate gradient solver |
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| 18 | USE solsor ! Successive Over-relaxation solver |
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| 19 | USE obcdyn ! ocean open boundary condition (obc_dyn routines) |
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| 20 | USE obcvol ! ocean open boundary condition (obc_vol routines) |
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| 21 | USE in_out_manager ! I/O manager |
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[216] | 22 | USE lib_mpp ! distribued memory computing |
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| 23 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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[3] | 24 | |
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| 25 | IMPLICIT NONE |
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| 26 | PRIVATE |
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| 27 | |
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| 28 | !! * Accessibility |
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| 29 | PUBLIC dyn_spg_cla ! routine called by step.F90 |
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| 30 | |
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| 31 | !! * Substitutions |
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| 32 | # include "domzgr_substitute.h90" |
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| 33 | # include "vectopt_loop_substitute.h90" |
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| 34 | !!---------------------------------------------------------------------- |
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[247] | 35 | !! OPA 9.0 , LOCEAN-IPSL (2005) |
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[888] | 36 | !! $Id$ |
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[247] | 37 | !! This software is governed by the CeCILL licence see modipsl/doc/NEMO_CeCILL.txt |
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[3] | 38 | !!---------------------------------------------------------------------- |
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| 39 | |
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| 40 | CONTAINS |
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| 41 | |
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| 42 | SUBROUTINE dyn_spg_cla( kt ) |
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| 43 | !!---------------------------------------------------------------------- |
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| 44 | !! *** routine dyn_spg_cross_land *** |
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| 45 | !! |
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| 46 | !! ** Purpose : |
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| 47 | !! |
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| 48 | !! ** Method : |
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| 49 | !! |
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| 50 | !! ** Action : |
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| 51 | !! |
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| 52 | !! History : |
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| 53 | !! ! (A. Bozec) Original code |
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| 54 | !! 8.5 ! 02-11 (A. Bozec) F90: Free form and module |
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| 55 | !!--------------------------------------------------------------------- |
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| 56 | !! * Arguments |
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| 57 | INTEGER, INTENT( in ) :: kt ! ocean time-step |
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| 58 | !! * Local declarations |
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[15] | 59 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 60 | INTEGER :: ii0, ii1, ij0, ij1 ! temporary integer |
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[3] | 61 | REAL(wp) :: & |
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| 62 | zempmed, zempred, & ! EMP on Med Sea ans Red Sea |
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| 63 | zwei, & ! |
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| 64 | zisw_rs, zurw_rs, zbrw_rs, & ! imposed transport Red sea |
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| 65 | zisw_ms, zurw_ms, zbrw_ms, zmrw_ms ! imposed transport Med Sea |
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| 66 | !!---------------------------------------------------------------------- |
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| 67 | |
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| 68 | ! Different velocities for straits ( Gibraltar, Bab el Mandeb...) |
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| 69 | |
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| 70 | ! Control print |
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| 71 | ! ------------- |
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| 72 | IF( kt == nit000 ) THEN |
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| 73 | IF(lwp) WRITE(numout,*) |
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| 74 | IF(lwp) WRITE(numout,*) 'dynspg_cross_land : cross land advection on surface ' |
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| 75 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~~~~ pressure ' |
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| 76 | IF(lwp) WRITE(numout,*) ' ' |
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| 77 | ENDIF |
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| 78 | |
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| 79 | ! EMP on Mediterranean Sea and Red Sea |
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| 80 | ! ------------------------------------ |
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| 81 | ! compute the emp in Mediterranean Sea |
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| 82 | zempmed = 0.e0 |
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| 83 | zwei = 0.e0 |
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[15] | 84 | ij0 = 96 ; ij1 = 110 |
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| 85 | ii0 = 141 ; ii1 = 181 |
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| 86 | DO jj = mj0(ij0), mj1(ij1) |
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| 87 | DO ji = mi0(ii0),mi1(ii1) |
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[3] | 88 | zwei = tmask(ji,jj,1) * e1t(ji,jj) * e2t(ji,jj) |
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| 89 | zempmed = zempmed + emp(ji,jj) * zwei |
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| 90 | END DO |
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| 91 | END DO |
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[15] | 92 | IF( lk_mpp ) CALL mpp_sum( zempmed ) ! sum with other processors value |
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[3] | 93 | |
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| 94 | ! minus 2 points in Red Sea and 3 in Atlantic |
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[15] | 95 | ij0 = 96 ; ij1 = 96 |
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| 96 | ii0 = 148 ; ii1 = 148 |
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| 97 | DO jj = mj0(ij0), mj1(ij1) |
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| 98 | DO ji = mi0(ii0),mi1(ii1) |
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[3] | 99 | zempmed = zempmed - emp(ji ,jj) * tmask(ji ,jj,1) * e1t(ji ,jj) * e2t(ji ,jj) & |
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| 100 | & - emp(ji+1,jj) * tmask(ji+1,jj,1) * e1t(ji+1,jj) * e2t(ji+1,jj) |
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| 101 | END DO |
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| 102 | END DO |
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| 103 | ! we convert in m3 |
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| 104 | zempmed = zempmed * 1.e-3 |
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| 105 | |
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| 106 | ! compute the emp in Red Sea |
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| 107 | zempred = 0.e0 |
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| 108 | zwei = 0.e0 |
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[15] | 109 | ij0 = 87 ; ij1 = 96 |
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| 110 | ii0 = 148 ; ii1 = 160 |
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| 111 | DO jj = mj0(ij0), mj1(ij1) |
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| 112 | DO ji = mi0(ii0),mi1(ii1) |
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[3] | 113 | zwei = tmask(ji,jj,1) * e1t(ji,jj) * e2t(ji,jj) |
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| 114 | zempred = zempred + emp(ji,jj) * zwei |
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| 115 | END DO |
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| 116 | END DO |
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[15] | 117 | IF( lk_mpp ) CALL mpp_sum( zempred ) ! sum with other processors value |
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[3] | 118 | |
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| 119 | ! we convert in m3 |
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| 120 | zempred = zempred * 1.e-3 |
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| 121 | |
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| 122 | ! New Transport at Bab el Mandeb and Gibraltar |
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| 123 | ! -------------------------------------------- |
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| 124 | |
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| 125 | ! imposed transport at Bab el Mandeb |
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| 126 | zisw_rs = 0.4e6 ! inflow surface water |
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| 127 | zurw_rs = 0.2e6 ! upper recirculation water |
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| 128 | !!Alex zbrw_rs = 1.2e6 ! bottom recirculation water |
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| 129 | zbrw_rs = 0.5e6 ! bottom recirculation water |
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| 130 | |
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| 131 | ! imposed transport at Gibraltar |
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| 132 | zisw_ms = 0.8e6 ! atlantic-mediterranean water |
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| 133 | zmrw_ms = 0.7e6 ! middle recirculation water |
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| 134 | zurw_ms = 2.5e6 ! upper recirculation water |
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| 135 | zbrw_ms = 3.5e6 ! bottom recirculation water |
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| 136 | |
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| 137 | ! Different velocities for straits ( Gibraltar, Bab el Mandeb ) |
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| 138 | ! ------------------------------------------------------------- |
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| 139 | |
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| 140 | ! Bab el Mandeb |
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| 141 | ! ------------- |
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[15] | 142 | ! 160,88 north point Bab el Mandeb |
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| 143 | ij0 = 88 ; ij1 = 88 |
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| 144 | ii0 = 160 ; ii1 = 160 |
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| 145 | DO jj = mj0(ij0), mj1(ij1) |
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| 146 | DO ji = mi0(ii0),mi1(ii1) |
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[3] | 147 | ua(ji,jj ,: ) = 0.e0 ! North East Bab el Mandeb |
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| 148 | END DO |
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| 149 | END DO |
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[15] | 150 | ! ! surface |
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[3] | 151 | DO jk = 1, 8 |
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[15] | 152 | DO jj = mj0(ij0), mj1(ij1) |
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| 153 | DO ji = mi0(ii0),mi1(ii1) |
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[3] | 154 | ua(ji, jj,jk) = -( ( zisw_rs + zempred ) / 8. ) / ( e2u(ji, jj) * fse3t(ji, jj,jk) ) |
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| 155 | END DO |
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| 156 | END DO |
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| 157 | END DO |
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[15] | 158 | ! ! deeper |
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| 159 | DO jj = mj0(ij0), mj1(ij1) |
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| 160 | DO ji = mi0(ii0),mi1(ii1) |
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[3] | 161 | ua(ji, jj,21) = - zbrw_rs / ( e2u(ji, jj) * fse3t(ji, jj,21) ) |
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| 162 | END DO |
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| 163 | END DO |
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| 164 | |
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| 165 | ! 160,87 south point Bab el Mandeb |
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[15] | 166 | ij0 = 87 ; ij1 = 87 |
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| 167 | ii0 = 160 ; ii1 = 160 |
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| 168 | DO jj = mj0(ij0), mj1(ij1) |
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| 169 | DO ji = mi0(ii0),mi1(ii1) |
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| 170 | ua(ji,jj ,: ) = 0.e0 ! South East Bab el Mandeb |
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| 171 | END DO |
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| 172 | END DO |
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| 173 | DO jj = mj0(ij0), mj1(ij1) |
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| 174 | DO ji = mi0(ii0),mi1(ii1) |
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[3] | 175 | ua(ji, jj,21) = ( zisw_rs + zbrw_rs ) / ( e2u(ji,jj )*fse3t(ji, jj,21) ) |
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| 176 | END DO |
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| 177 | END DO |
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| 178 | |
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| 179 | ! Gibraltar |
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| 180 | ! --------- |
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| 181 | |
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| 182 | ! initialisation of velocity at concerned points |
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[15] | 183 | ! 139, 101 south point in Gibraltar |
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| 184 | ij0 = 101 ; ij1 = 101 |
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| 185 | ii0 = 139 ; ii1 = 139 |
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| 186 | DO jj = mj0(ij0), mj1(ij1) |
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| 187 | DO ji = mi0(ii0),mi1(ii1) |
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[3] | 188 | ua(ji,jj ,: ) = 0.e0 ! South West Gibraltar |
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| 189 | ua(ji,jj+1,: ) = 0.e0 ! North West Gibraltar |
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| 190 | END DO |
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| 191 | END DO |
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[15] | 192 | ! ! surface |
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[3] | 193 | DO jk = 1, 14 |
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[15] | 194 | DO jj = mj0(ij0), mj1(ij1) |
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| 195 | DO ji = mi0(ii0),mi1(ii1) |
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[3] | 196 | ua(ji,jj,jk) = ( ( zisw_ms + zempmed ) / 14. ) / ( e2u(ji,jj) * fse3t(ji,jj,jk) ) |
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| 197 | END DO |
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| 198 | END DO |
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| 199 | END DO |
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[15] | 200 | ! ! middle circulation |
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[3] | 201 | DO jk = 15, 20 |
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[15] | 202 | DO jj = mj0(ij0), mj1(ij1) |
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| 203 | DO ji = mi0(ii0),mi1(ii1) |
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[3] | 204 | ua(ji,jj,jk) = ( zmrw_ms / 6. ) / ( e2u(ji,jj) * fse3t(ji,jj,jk) ) |
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| 205 | END DO |
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| 206 | END DO |
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| 207 | END DO |
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[15] | 208 | ! ! deeper |
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| 209 | DO jj = mj0(ij0), mj1(ij1) |
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| 210 | DO ji = mi0(ii0),mi1(ii1) |
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[3] | 211 | ua(ji,jj,21) = zurw_ms / ( e2u(ji,jj) * fse3t(ji,jj,21) ) |
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| 212 | ua(ji,jj,22) = ( zbrw_ms - zurw_ms ) / ( e2u(ji,jj) * fse3t(ji,jj,22) ) |
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| 213 | END DO |
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| 214 | END DO |
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| 215 | |
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| 216 | ! 139,102 north point in Gibraltar |
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[15] | 217 | ij0 = 102 ; ij1 = 102 |
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| 218 | ii0 = 139 ; ii1 = 139 |
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| 219 | DO jj = mj0(ij0), mj1(ij1) |
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| 220 | DO ji = mi0(ii0),mi1(ii1) |
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| 221 | ua(ji,jj ,: ) = 0.e0 ! North West Gibraltar |
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| 222 | END DO |
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| 223 | END DO |
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[3] | 224 | DO jk = 15, 20 |
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[15] | 225 | DO jj = mj0(ij0), mj1(ij1) |
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| 226 | DO ji = mi0(ii0),mi1(ii1) |
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[3] | 227 | ua(ji,jj,jk) = -( zmrw_ms / 6. ) / ( e2u(ji,jj) * fse3t(ji,jj,jk) ) |
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| 228 | END DO |
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| 229 | END DO |
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| 230 | END DO |
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[15] | 231 | ! ! deeper |
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| 232 | DO jj = mj0(ij0), mj1(ij1) |
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| 233 | DO ji = mi0(ii0),mi1(ii1) |
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[3] | 234 | ua(ji,jj,22) = -( zisw_ms + zbrw_ms ) / ( e2u(ji,jj) * fse3t(ji,jj,22) ) |
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| 235 | END DO |
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| 236 | END DO |
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| 237 | |
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| 238 | END SUBROUTINE dyn_spg_cla |
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[15] | 239 | |
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| 240 | !!====================================================================== |
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[3] | 241 | END MODULE cla_dynspg |
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