| 1 | MODULE sbcana_tam |
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| 2 | #if defined key_tam |
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| 3 | !!====================================================================== |
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| 4 | !! *** MODULE sbcana *** |
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| 5 | !! Ocean forcing: analytical momentum, heat and freshwater forcings |
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| 6 | !!===================================================================== |
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| 7 | !! History of the direct module : |
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| 8 | !! 3.0 ! 2006-06 (G. Madec) Original code |
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| 9 | !! 3.2 ! 2009-07 (G. Madec) Style only |
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| 10 | !! History of the T&A module : |
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| 11 | !! 3.0 ! 2009-10 (F. Vigilant) original verison |
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| 12 | !! 3.2 ! 2020-04 (A. Vidard) nemo 3.2 update |
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| 13 | !!---------------------------------------------------------------------- |
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| 14 | |
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| 15 | !!---------------------------------------------------------------------- |
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| 16 | !! sbc_ana : set an analytical ocean forcing |
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| 17 | !! sbc_gyre : set the GYRE configuration analytical forcing |
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| 18 | !!---------------------------------------------------------------------- |
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| 19 | USE par_kind , ONLY: & ! |
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| 20 | & wp |
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| 21 | USE oce_tam , ONLY: & ! ocean dynamics and tracers |
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| 22 | & tb_tl, & |
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| 23 | & tb_ad |
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| 24 | USE par_oce , ONLY: & ! Ocean space and time domain variables |
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| 25 | & jpi, & |
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| 26 | & jpj, & |
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| 27 | & jpk, & |
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| 28 | & jpiglo |
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| 29 | USE dom_oce , ONLY: & ! ocean space and time domain |
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| 30 | & e1t, & |
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| 31 | & e2t, & |
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| 32 | #if defined key_zco |
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| 33 | & e3t_0, & |
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| 34 | #else |
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| 35 | & e3t, & |
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| 36 | #endif |
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| 37 | & tmask, & |
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| 38 | & tmask_i, & |
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| 39 | & mig, & |
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| 40 | & mjg, & |
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| 41 | & nldi, & |
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| 42 | & nldj, & |
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| 43 | & nlei, & |
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| 44 | & nlej |
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| 45 | USE in_out_manager, ONLY: & ! I/O manager |
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| 46 | & lwp, & |
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| 47 | & numout, & |
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| 48 | & numnam, & |
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| 49 | & nbench, & |
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| 50 | & nbit_cmp, & |
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| 51 | & nit000, & |
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| 52 | & nitend |
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| 53 | USE lib_mpp , ONLY: & ! distributed memory computing |
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| 54 | & lk_mpp, & |
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| 55 | & mpp_sum |
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| 56 | USE sbc_oce_tam , ONLY: & ! surface variables |
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| 57 | & emp_tl, & |
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| 58 | & emps_tl, & |
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| 59 | & emp_ad, & |
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| 60 | & emps_ad, & |
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| 61 | & qsr_tl, & ! thermohaline fluxes |
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| 62 | & qsr_ad, & |
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| 63 | & qns_tl, & |
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| 64 | & qns_ad, & |
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| 65 | & utau_tl, & |
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| 66 | & utau_ad, & |
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| 67 | & vtau_tl, & |
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| 68 | & vtau_ad, & |
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| 69 | & taum_tl, & |
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| 70 | & taum_ad, & |
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| 71 | & wndm_tl, & |
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| 72 | & wndm_ad |
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| 73 | USE tstool_tam , ONLY: & |
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| 74 | & prntst_adj, & |
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| 75 | & stdemp, & ! evaporation minus precip |
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| 76 | & stdt ! sea surface height |
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| 77 | USE gridrandom , ONLY: & ! Random Gaussian noise on grids |
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| 78 | & grid_random |
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| 79 | USE dotprodfld , ONLY: & ! Computes dot product for 3D and 2D fields |
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| 80 | & dot_product |
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| 81 | |
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| 82 | IMPLICIT NONE |
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| 83 | PRIVATE |
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| 84 | |
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| 85 | PUBLIC sbc_ana_tan ! routine called sbcmod_tam |
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| 86 | PUBLIC sbc_ana_adj ! routine called sbcmod_tam |
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| 87 | PUBLIC sbc_gyre_tan ! routine called sbcmod_tam |
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| 88 | PUBLIC sbc_gyre_adj ! routine called sbcmod_tam |
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| 89 | PUBLIC sbc_gyre_adj_tst ! routine called by tst |
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| 90 | |
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| 91 | !! * Namelist namsbc_ana |
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| 92 | INTEGER :: nn_tau000 = 1 ! nb of time-step during which the surface stress |
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| 93 | ! ! increase from 0 to its nominal value |
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| 94 | REAL(wp) :: rn_utau0 = 0.e0 ! constant wind stress value in i-direction |
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| 95 | REAL(wp) :: rn_vtau0 = 0.e0 ! constant wind stress value in j-direction |
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| 96 | REAL(wp) :: rn_qns0 = 0.e0 ! non solar heat flux |
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| 97 | REAL(wp) :: rn_qsr0 = 0.e0 ! solar heat flux |
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| 98 | REAL(wp) :: rn_emp0 = 0.e0 ! net freshwater flux |
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| 99 | |
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| 100 | REAL(wp) :: rhoa = 1.22 ! Air density kg/m3 |
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| 101 | REAL(wp) :: cdrag = 1.5e-3 ! drag coefficient |
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| 102 | |
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| 103 | !! * Substitutions |
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| 104 | # include "domzgr_substitute.h90" |
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| 105 | # include "vectopt_loop_substitute.h90" |
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| 106 | !!---------------------------------------------------------------------- |
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| 107 | !! OPA 9.0 , LOCEAN-IPSL (2006) |
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| 108 | !! $Id$ |
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| 109 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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| 110 | !!---------------------------------------------------------------------- |
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| 111 | |
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| 112 | CONTAINS |
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| 113 | |
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| 114 | SUBROUTINE sbc_ana_tan( kt ) |
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| 115 | !!--------------------------------------------------------------------- |
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| 116 | !! *** ROUTINE sbc_ana_tan *** |
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| 117 | !! |
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| 118 | !! ** Purpose : provide at each time-step the ocean surface boundary |
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| 119 | !! condition, i.e. the momentum, heat and freshwater fluxes. |
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| 120 | !! |
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| 121 | !! ** Method : Constant and uniform surface forcing specified from |
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| 122 | !! namsbc_ana namelist parameters. All the fluxes are time |
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| 123 | !! independant except the stresses which increase from zero |
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| 124 | !! during the first nn_tau000 time-step |
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| 125 | !! CAUTION : never mask the surface stress field ! |
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| 126 | !! |
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| 127 | !! ** Action : - set the ocean surface boundary condition, i.e. |
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| 128 | !! utau, vtau, taum, wndm, qns, qsr, emp, emps |
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| 129 | !!---------------------------------------------------------------------- |
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| 130 | INTEGER, INTENT(in) :: kt ! ocean time step |
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| 131 | !! |
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| 132 | NAMELIST/namsbc_ana/ nn_tau000, rn_utau0, rn_vtau0, rn_qns0, rn_qsr0, rn_emp0 |
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| 133 | !!--------------------------------------------------------------------- |
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| 134 | ! |
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| 135 | IF( kt == nit000 ) THEN |
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| 136 | ! |
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| 137 | REWIND ( numnam ) ! Read Namelist namsbc : surface fluxes |
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| 138 | READ ( numnam, namsbc_ana ) |
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| 139 | ! |
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| 140 | IF(lwp) WRITE(numout,*)' ' |
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| 141 | IF(lwp) WRITE(numout,*)' sbc_ana_tan : Constant surface fluxes read in namsbc_ana namelist' |
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| 142 | IF(lwp) WRITE(numout,*)' ~~~~~~~ ' |
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| 143 | IF(lwp) WRITE(numout,*)' spin up of the stress nn_tau000 = ', nn_tau000, ' time-steps' |
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| 144 | IF(lwp) WRITE(numout,*)' constant i-stress rn_utau0 = ', rn_utau0 , ' N/m2' |
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| 145 | IF(lwp) WRITE(numout,*)' constant j-stress rn_vtau0 = ', rn_vtau0 , ' N/m2' |
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| 146 | IF(lwp) WRITE(numout,*)' non solar heat flux rn_qns0 = ', rn_qns0 , ' W/m2' |
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| 147 | IF(lwp) WRITE(numout,*)' solar heat flux rn_qsr0 = ', rn_qsr0 , ' W/m2' |
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| 148 | IF(lwp) WRITE(numout,*)' net heat flux rn_emp0 = ', rn_emp0 , ' Kg/m2/s' |
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| 149 | ! |
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| 150 | nn_tau000 = MAX( nn_tau000, 1 ) ! must be >= 1 |
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| 151 | qns_tl (:,:) = 0.0_wp |
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| 152 | qsr_tl (:,:) = 0.0_wp |
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| 153 | emp_tl (:,:) = 0.0_wp |
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| 154 | emps_tl (:,:) = 0.0_wp |
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| 155 | utau_tl (:,:) = 0.0_wp |
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| 156 | vtau_tl (:,:) = 0.0_wp |
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| 157 | taum_tl (:,:) = 0.0_wp |
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| 158 | wndm_tl (:,:) = 0.0_wp |
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| 159 | ! |
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| 160 | ENDIF |
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| 161 | ! |
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| 162 | END SUBROUTINE sbc_ana_tan |
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| 163 | |
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| 164 | SUBROUTINE sbc_ana_adj( kt ) |
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| 165 | !!--------------------------------------------------------------------- |
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| 166 | !! *** ROUTINE sbc_ana_adj *** |
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| 167 | !! |
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| 168 | !! ** Purpose : provide at each time-step the ocean surface boundary |
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| 169 | !! condition, i.e. the momentum, heat and freshwater fluxes. |
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| 170 | !! |
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| 171 | !! ** Method : Constant and uniform surface forcing specified from |
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| 172 | !! namsbc_ana namelist parameters. All the fluxes are time |
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| 173 | !! independant except the stresses which increase from zero |
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| 174 | !! during the first nn_tau000 time-step |
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| 175 | !! CAUTION : never mask the surface stress field ! |
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| 176 | !! |
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| 177 | !! ** Action : - set the ocean surface boundary condition, i.e. |
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| 178 | !! utau, vtau, taum, wndm, qns, qsr, emp, emps |
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| 179 | !!---------------------------------------------------------------------- |
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| 180 | INTEGER, INTENT(in) :: kt ! ocean time step |
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| 181 | !! |
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| 182 | NAMELIST/namsbc_ana/ nn_tau000, rn_utau0, rn_vtau0, rn_qns0, rn_qsr0, rn_emp0 |
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| 183 | !!--------------------------------------------------------------------- |
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| 184 | ! |
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| 185 | IF( kt == nitend ) THEN |
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| 186 | ! |
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| 187 | IF(lwp) WRITE(numout,*)' ' |
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| 188 | IF(lwp) WRITE(numout,*)' sbc_ana_adj : Constant surface fluxes read in namsbc_ana namelist' |
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| 189 | IF(lwp) WRITE(numout,*)' ~~~~~~~ ' |
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| 190 | |
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| 191 | nn_tau000 = MAX( nn_tau000, 1 ) ! must be >= 1 |
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| 192 | qns_ad (:,:) = 0.0_wp |
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| 193 | qsr_ad (:,:) = 0.0_wp |
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| 194 | emp_ad (:,:) = 0.0_wp |
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| 195 | emps_ad (:,:) = 0.0_wp |
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| 196 | utau_ad (:,:) = 0.0_wp |
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| 197 | vtau_ad (:,:) = 0.0_wp |
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| 198 | taum_ad (:,:) = 0.0_wp |
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| 199 | wndm_ad (:,:) = 0.0_wp |
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| 200 | ! |
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| 201 | ENDIF |
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| 202 | ! |
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| 203 | END SUBROUTINE sbc_ana_adj |
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| 204 | |
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| 205 | |
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| 206 | SUBROUTINE sbc_gyre_tan( kt ) |
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| 207 | !!--------------------------------------------------------------------- |
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| 208 | !! *** ROUTINE sbc_gyre_tam *** |
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| 209 | !! |
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| 210 | !! ** Purpose : provide at each time-step the GYRE surface boundary |
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| 211 | !! condition, i.e. the momentum, heat and freshwater fluxes. |
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| 212 | !! |
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| 213 | !! ** Method : analytical seasonal cycle for GYRE configuration. |
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| 214 | !! CAUTION : never mask the surface stress field ! |
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| 215 | !! |
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| 216 | !! ** Action : - set the ocean surface boundary condition, i.e. |
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| 217 | !! utau, vtau, taum, wndm, qns, qsr, emp, emps |
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| 218 | !!---------------------------------------------------------------------- |
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| 219 | INTEGER, INTENT(in) :: kt ! ocean time step |
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| 220 | !! |
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| 221 | INTEGER :: ji, jj ! dummy loop indices |
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| 222 | REAL(wp) :: ztstar |
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| 223 | REAL(wp) :: ztrp |
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| 224 | REAL(wp) :: zsumemp_tl, zsurf |
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| 225 | !!--------------------------------------------------------------------- |
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| 226 | |
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| 227 | ! ---------------------------- ! |
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| 228 | ! heat and freshwater fluxes ! |
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| 229 | ! ---------------------------- ! |
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| 230 | !same temperature, E-P as in HAZELEGER 2000 |
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| 231 | |
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| 232 | ztrp= - 40.e0 ! retroaction term on heat fluxes (W/m2/K) |
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| 233 | DO jj = 1, jpj |
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| 234 | DO ji = 1, jpi |
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| 235 | ! domain from 15 deg to 50 deg between 27 and 28 degC at 15N, -3 |
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| 236 | ! and 13 degC at 50N 53.5 + or - 11 = 1/4 period : |
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| 237 | ! 64.5 in summer, 42.5 in winter |
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| 238 | ! 23.5 deg : tropics |
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| 239 | qsr_tl (ji,jj) = 0.0_wp |
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| 240 | qns_tl (ji,jj) = ztrp * tb_tl(ji,jj,1) |
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| 241 | emp_tl (ji,jj) = 0.0_wp |
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| 242 | END DO |
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| 243 | END DO |
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| 244 | emps_tl(:,:) = emp_tl(:,:) |
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| 245 | |
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| 246 | ! Compute the emp flux such as its integration on the whole domain at each time is zero |
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| 247 | IF( nbench /= 1 .AND. nbit_cmp /= 1 ) THEN |
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| 248 | zsumemp_tl = 0.e0 ; zsurf = 0.e0 |
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| 249 | DO jj = 1, jpj |
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| 250 | DO ji = 1, jpi |
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| 251 | zsumemp_tl = zsumemp_tl + emp_tl(ji,jj) * tmask(ji,jj,1) * tmask_i(ji,jj) |
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| 252 | zsurf = zsurf + tmask(ji,jj,1) * tmask_i(ji,jj) |
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| 253 | END DO |
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| 254 | END DO |
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| 255 | |
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| 256 | IF( lk_mpp ) CALL mpp_sum( zsumemp_tl ) ! sum over the global domain |
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| 257 | IF( lk_mpp ) CALL mpp_sum( zsurf ) ! sum over the global domain |
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| 258 | |
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| 259 | ! Default GYRE configuration |
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| 260 | zsumemp_tl = zsumemp_tl / zsurf |
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| 261 | ELSE |
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| 262 | ! Benchmark GYRE configuration (to allow the bit to bit comparison between Mpp/Mono case) |
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| 263 | zsumemp_tl = 0.e0 ; zsurf = 0.e0 |
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| 264 | ENDIF |
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| 265 | |
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| 266 | !salinity terms |
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| 267 | emp_tl (:,:) = emp_tl(:,:) - zsumemp_tl * tmask(:,:,1) |
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| 268 | emps_tl(:,:) = emp_tl(:,:) |
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| 269 | |
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| 270 | END SUBROUTINE sbc_gyre_tan |
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| 271 | |
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| 272 | SUBROUTINE sbc_gyre_adj( kt ) |
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| 273 | !!--------------------------------------------------------------------- |
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| 274 | !! *** ROUTINE sbc_gyre_adj *** |
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| 275 | !! |
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| 276 | !! ** Purpose : provide at each time-step the ocean surface boundary |
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| 277 | !! condition, i.e. the momentum, heat and freshwater fluxes. |
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| 278 | !! |
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| 279 | !! ** Method : analytical seasonal cycle for GYRE configuration. |
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| 280 | !! * C A U T I O N : never mask the surface stress field ! |
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| 281 | !! |
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| 282 | !! ** Action : - set the ocean surface boundary condition, i.e. |
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| 283 | !! utau, vtau, qns, qsr, emp, emps |
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| 284 | !! |
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| 285 | !! Reference : Hazeleger, W., and S. Drijfhout, JPO, 30, 677-695, 2000. |
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| 286 | !!---------------------------------------------------------------------- |
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| 287 | INTEGER, INTENT(in) :: kt ! ocean time step |
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| 288 | |
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| 289 | INTEGER :: ji, jj ! dummy loop indices |
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| 290 | REAL(wp) :: ztstar |
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| 291 | REAL(wp) :: ztrp |
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| 292 | REAL(wp) :: zsumemp_ad, zsurf |
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| 293 | !!--------------------------------------------------------------------- |
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| 294 | |
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| 295 | zsumemp_ad = 0.0_wp |
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| 296 | zsurf = 0.0_wp |
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| 297 | DO jj = 1, jpj |
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| 298 | DO ji = 1, jpi |
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| 299 | emp_ad (ji,jj) = emp_ad(ji,jj) + emps_ad(ji,jj) |
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| 300 | emps_ad(ji,jj) = 0.0_wp |
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| 301 | END DO |
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| 302 | END DO |
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| 303 | DO jj = 1, jpj |
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| 304 | DO ji = 1, jpi |
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| 305 | zsumemp_ad = zsumemp_ad - emp_ad (ji,jj) * tmask(ji,jj,1) |
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| 306 | END DO |
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| 307 | END DO |
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| 308 | |
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| 309 | ! Compute the emp flux such as its integration on the whole domain at each time is zero |
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| 310 | IF( nbench /= 1 .AND. nbit_cmp /= 1 ) THEN |
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| 311 | |
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| 312 | DO jj = 1, jpj |
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| 313 | DO ji = 1, jpi |
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| 314 | zsurf = zsurf + tmask(ji,jj,1) * tmask_i(ji,jj) |
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| 315 | END DO |
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| 316 | END DO |
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| 317 | ! Default GYRE configuration |
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| 318 | zsumemp_ad = zsumemp_ad / zsurf |
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| 319 | |
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| 320 | IF( lk_mpp ) CALL mpp_sum( zsurf ) ! sum over the global domain |
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| 321 | IF( lk_mpp ) CALL mpp_sum( zsumemp_ad ) ! sum over the global domain |
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| 322 | |
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| 323 | DO jj = 1, jpj |
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| 324 | DO ji = 1, jpi |
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| 325 | emp_ad(ji,jj) = emp_ad(ji,jj) + zsumemp_ad * tmask(ji,jj,1) * tmask_i(ji,jj) |
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| 326 | END DO |
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| 327 | END DO |
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| 328 | zsumemp_ad = 0.0_wp ; zsurf = 0.0_wp |
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| 329 | ELSE |
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| 330 | ! Benchmark GYRE configuration (to allow the bit to bit comparison between Mpp/Mono case) |
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| 331 | zsumemp_ad = 0.0_wp ; zsurf = 0.0_wp |
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| 332 | ENDIF |
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| 333 | |
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| 334 | DO jj = 1, jpj |
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| 335 | DO ji = 1, jpi |
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| 336 | emp_ad (ji,jj) = emp_ad(ji,jj) + emps_ad(ji,jj) |
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| 337 | emps_ad(ji,jj) = 0.0_wp |
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| 338 | END DO |
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| 339 | END DO |
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| 340 | |
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| 341 | ! ---------------------------- ! |
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| 342 | ! heat and freshwater fluxes ! |
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| 343 | ! ---------------------------- ! |
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| 344 | !same temperature, E-P as in HAZELEGER 2000 |
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| 345 | |
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| 346 | ztrp= - 40.e0 ! retroaction term on heat fluxes (W/m2/K) |
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| 347 | DO jj = 1, jpj |
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| 348 | DO ji = 1, jpi |
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| 349 | ! domain from 15 deg to 50 deg between 27 and 28 degC at 15N, -3 |
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| 350 | ! and 13 degC at 50N 53.5 + or - 11 = 1/4 period : |
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| 351 | ! 64.5 in summer, 42.5 in winter |
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| 352 | ! 23.5 deg : tropics |
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| 353 | emp_ad (ji,jj) = 0.0_wp |
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| 354 | tb_ad (ji,jj,1) = tb_ad(ji,jj,1) + ztrp * qns_ad (ji,jj) |
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| 355 | qns_ad (ji,jj) = 0.0_wp |
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| 356 | qsr_ad (ji,jj) = 0.0_wp |
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| 357 | END DO |
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| 358 | END DO |
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| 359 | |
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| 360 | END SUBROUTINE sbc_gyre_adj |
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| 361 | |
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| 362 | SUBROUTINE sbc_gyre_adj_tst ( kumadt ) |
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| 363 | !!----------------------------------------------------------------------- |
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| 364 | !! |
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| 365 | !! *** ROUTINE example_adj_tst *** |
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| 366 | !! |
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| 367 | !! ** Purpose : Test the adjoint routine. |
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| 368 | !! |
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| 369 | !! ** Method : Verify the scalar product |
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| 370 | !! |
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| 371 | !! ( L dx )^T W dy = dx^T L^T W dy |
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| 372 | !! |
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| 373 | !! where L = tangent routine |
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| 374 | !! L^T = adjoint routine |
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| 375 | !! W = diagonal matrix of scale factors |
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| 376 | !! dx = input perturbation (random field) |
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| 377 | !! dy = L dx |
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| 378 | !! |
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| 379 | !! History : |
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| 380 | !! ! 09-10 (F. Vigilant) |
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| 381 | !!----------------------------------------------------------------------- |
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| 382 | !! * Modules used |
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| 383 | |
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| 384 | !! * Arguments |
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| 385 | INTEGER, INTENT(IN) :: & |
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| 386 | & kumadt ! Output unit |
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| 387 | |
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| 388 | !! * Local declarations |
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| 389 | INTEGER :: & |
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| 390 | & istp, & |
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| 391 | & jstp, & |
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| 392 | & ji, & ! dummy loop indices |
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| 393 | & jj, & |
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| 394 | & jk |
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| 395 | INTEGER, DIMENSION(jpi,jpj) :: & |
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| 396 | & iseed_2d ! 2D seed for the random number generator |
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| 397 | REAL(KIND=wp) :: & |
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| 398 | & zsp1, & ! scalar product involving the tangent routine |
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| 399 | & zsp2 ! scalar product involving the adjoint routine |
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| 400 | REAL(KIND=wp), DIMENSION(:,:), ALLOCATABLE :: & |
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| 401 | & zemp_tlin , & ! Tangent input |
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| 402 | & zemp_tlout, & ! Tangent output |
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| 403 | & zemps_tlout, & ! Tangent output |
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| 404 | & zqns_tlout, & ! Tangent output |
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| 405 | & zemp_adin , & ! Adjoint input |
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| 406 | & zemps_adin, & ! Adjoint input |
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| 407 | & zqns_adin , & ! Adjoint input |
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| 408 | & zemp_adout, & ! Adjoint output |
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| 409 | & zr ! 2D random field |
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| 410 | REAL(KIND=wp), DIMENSION(:,:,:), ALLOCATABLE :: & |
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| 411 | & ztb_tlin , & ! Tangent input |
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| 412 | & ztb_adout , & ! Adjoint output |
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| 413 | & z3r ! 3D random field |
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| 414 | CHARACTER(LEN=14) :: cl_name |
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| 415 | ! Allocate memory |
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| 416 | |
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| 417 | ALLOCATE( & |
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| 418 | & zemp_tlin( jpi,jpj), & |
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| 419 | & ztb_tlin(jpi,jpj,jpk), & |
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| 420 | & zemp_tlout( jpi,jpj), & |
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| 421 | & zemps_tlout( jpi,jpj), & |
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| 422 | & zqns_tlout( jpi,jpj), & |
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| 423 | & ztb_adout(jpi,jpj,jpk), & |
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| 424 | & zemp_adin( jpi,jpj), & |
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| 425 | & zemps_adin( jpi,jpj), & |
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| 426 | & zqns_adin( jpi,jpj), & |
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| 427 | & zemp_adout( jpi,jpj), & |
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| 428 | & zr( jpi,jpj), & |
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| 429 | & z3r( jpi,jpj,jpk) & |
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| 430 | & ) |
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| 431 | !================================================================== |
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| 432 | ! 1) dx = ( emp_tl, emps_tl, ssh_tl ) and |
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| 433 | ! dy = ( emp_tl, emps_tl ) |
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| 434 | !================================================================== |
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| 435 | ! Test for time steps nit000 and nit000 + 1 (the matrix changes) |
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| 436 | |
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| 437 | DO jstp = nit000, nit000 + 1 |
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| 438 | |
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| 439 | !-------------------------------------------------------------------- |
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| 440 | ! Reset the tangent and adjoint variables |
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| 441 | !-------------------------------------------------------------------- |
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| 442 | zemp_tlin (:,:) = 0.0_wp |
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| 443 | ztb_tlin (:,:,:) = 0.0_wp |
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| 444 | zemp_tlout (:,:) = 0.0_wp |
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| 445 | zemps_tlout(:,:) = 0.0_wp |
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| 446 | zqns_tlout (:,:) = 0.0_wp |
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| 447 | zemp_adin (:,:) = 0.0_wp |
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| 448 | zemps_adin (:,:) = 0.0_wp |
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| 449 | zqns_adin (:,:) = 0.0_wp |
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| 450 | zemp_adout (:,:) = 0.0_wp |
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| 451 | ztb_adout(:,:,:) = 0.0_wp |
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| 452 | z3r(:,:,:) = 0.0_wp |
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| 453 | zr(:,:) = 0.0_wp |
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| 454 | |
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| 455 | qns_tl (:,:) = 0.0_wp |
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| 456 | qsr_tl (:,:) = 0.0_wp |
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| 457 | emps_tl(:,:) = 0.0_wp |
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| 458 | qsr_ad (:,:) = 0.0_wp |
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| 459 | tb_ad(:,:,:) = 0.0_wp |
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| 460 | |
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| 461 | !-------------------------------------------------------------------- |
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| 462 | ! Initialize the tangent input with random noise: dx |
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| 463 | !-------------------------------------------------------------------- |
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| 464 | |
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| 465 | DO jj = 1, jpj |
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| 466 | DO ji = 1, jpi |
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| 467 | iseed_2d(ji,jj) = - ( 596035 + & |
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| 468 | & mig(ji) + ( mjg(jj) - 1 ) * jpiglo ) |
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| 469 | END DO |
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| 470 | END DO |
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| 471 | CALL grid_random( iseed_2d, zr, 'T', 0.0_wp, stdemp ) |
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| 472 | DO jj = nldj, nlej |
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| 473 | DO ji = nldi, nlei |
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| 474 | zemp_tlin(ji,jj) = zr(ji,jj) |
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| 475 | END DO |
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| 476 | END DO |
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| 477 | DO jj = 1, jpj |
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| 478 | DO ji = 1, jpi |
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| 479 | iseed_2d(ji,jj) = - ( 446251 + & |
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| 480 | & mig(ji) + ( mjg(jj) - 1 ) * jpiglo ) |
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| 481 | END DO |
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| 482 | END DO |
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| 483 | CALL grid_random( iseed_2d, z3r, 'T', 0.0_wp, stdt ) |
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| 484 | DO jk = 1, jpk |
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| 485 | DO jj = nldj, nlej |
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| 486 | DO ji = nldi, nlei |
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| 487 | ztb_tlin(ji,jj,jk) = z3r(ji,jj,jk) |
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| 488 | END DO |
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| 489 | END DO |
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| 490 | END DO |
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| 491 | |
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| 492 | tb_tl(:,:,:) = ztb_tlin(:,:,:) |
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| 493 | emp_tl (:,:) = zemp_tlin (:,:) |
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| 494 | |
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| 495 | CALL sbc_gyre_tan( istp ) |
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| 496 | |
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| 497 | zemps_tlout(:,:) = emps_tl(:,:) |
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| 498 | zemp_tlout (:,:) = emp_tl (:,:) |
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| 499 | zqns_tlout(:,:) = qns_tl(:,:) |
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| 500 | |
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| 501 | !----------------------------------------------------------------- |
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| 502 | ! Initialize the adjoint variables: dy^* = W dy |
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| 503 | !----------------------------------------------------------------- |
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| 504 | |
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| 505 | DO jj = nldj, nlej |
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| 506 | DO ji = nldi, nlei |
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| 507 | zemp_adin( ji,jj) = zemp_tlout( ji,jj) & |
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| 508 | & * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,1) & |
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| 509 | & * tmask(ji,jj,1) |
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| 510 | zemps_adin(ji,jj) = zemps_tlout(ji,jj) & |
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| 511 | & * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,1) & |
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| 512 | & * tmask(ji,jj,1) |
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| 513 | zqns_adin(ji,jj) = zqns_tlout(ji,jj) & |
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| 514 | & * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,1) & |
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| 515 | & * tmask(ji,jj,1) |
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| 516 | END DO |
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| 517 | END DO |
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| 518 | |
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| 519 | !----------------------------------------------------------------- |
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| 520 | ! Compute the scalar product: ( L dx )^T W dy |
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| 521 | !----------------------------------------------------------------- |
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| 522 | |
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| 523 | zsp1 = DOT_PRODUCT( zemp_tlout, zemp_adin ) & |
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| 524 | & + DOT_PRODUCT( zemps_tlout, zemps_adin ) & |
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| 525 | & + DOT_PRODUCT( zqns_tlout, zqns_adin ) |
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| 526 | |
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| 527 | !----------------------------------------------------------------- |
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| 528 | ! Call the adjoint routine: dx^* = L^T dy^* |
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| 529 | !----------------------------------------------------------------- |
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| 530 | |
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| 531 | emp_ad (:,:) = zemp_adin (:,:) |
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| 532 | emps_ad(:,:) = zemps_adin(:,:) |
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| 533 | qns_ad( :,:) = zqns_adin( :,:) |
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| 534 | |
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| 535 | CALL sbc_gyre_adj ( istp ) |
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| 536 | |
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| 537 | ztb_adout(:,:,:) = tb_ad(:,:,:) |
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| 538 | zemp_adout (:,:) = emp_ad (:,:) |
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| 539 | |
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| 540 | zsp2 = DOT_PRODUCT( zemp_tlin, zemp_adout ) & |
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| 541 | & + DOT_PRODUCT( ztb_tlin, ztb_adout ) |
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| 542 | |
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| 543 | ! 14 char:'12345678901234' |
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| 544 | IF ( jstp == nit000 ) THEN |
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| 545 | WRITE (cl_name,"(A14)") 'sbc_gyre_adj 1' |
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| 546 | ELSEIF ( jstp == nit000 + 1 ) THEN |
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| 547 | WRITE (cl_name,"(A14)") 'sbc_gyre_adj 2' |
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| 548 | END IF |
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| 549 | ! WRITE (cl_name,"(A11,2x,i1)") 'sbc_fwb_adj',jn_fwb |
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| 550 | CALL prntst_adj( cl_name, kumadt, zsp1, zsp2 ) |
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| 551 | |
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| 552 | END DO |
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| 553 | |
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| 554 | DEALLOCATE( & |
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| 555 | & zemp_tlin, & |
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| 556 | & ztb_tlin, & |
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| 557 | & zemp_tlout, & |
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| 558 | & zemps_tlout, & |
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| 559 | & zqns_tlout, & |
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| 560 | & zemp_adin, & |
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| 561 | & zemps_adin, & |
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| 562 | & zqns_adin, & |
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| 563 | & zemp_adout, & |
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| 564 | & ztb_adout, & |
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| 565 | & z3r, & |
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| 566 | & zr & |
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| 567 | & ) |
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| 568 | |
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| 569 | END SUBROUTINE sbc_gyre_adj_tst |
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| 570 | #endif |
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| 571 | !!====================================================================== |
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| 572 | END MODULE sbcana_tam |
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