[1756] | 1 | MODULE diaar5 |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE diaar5 *** |
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| 4 | !! AR5 diagnostics |
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| 5 | !!====================================================================== |
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[2528] | 6 | !! History : 3.2 ! 2009-11 (S. Masson) Original code |
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| 7 | !! 3.3 ! 2010-10 (C. Ethe, G. Madec) reorganisation of initialisation phase + merge TRC-TRA |
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[1756] | 8 | !!---------------------------------------------------------------------- |
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[2715] | 9 | #if defined key_diaar5 || defined key_esopa |
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[1756] | 10 | !!---------------------------------------------------------------------- |
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| 11 | !! 'key_diaar5' : activate ar5 diagnotics |
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| 12 | !!---------------------------------------------------------------------- |
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[2528] | 13 | !! dia_ar5 : AR5 diagnostics |
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| 14 | !! dia_ar5_init : initialisation of AR5 diagnostics |
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[1756] | 15 | !!---------------------------------------------------------------------- |
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| 16 | USE oce ! ocean dynamics and active tracers |
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| 17 | USE dom_oce ! ocean space and time domain |
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[2528] | 18 | USE eosbn2 ! equation of state (eos_bn2 routine) |
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[1756] | 19 | USE lib_mpp ! distribued memory computing library |
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| 20 | USE iom ! I/O manager library |
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[3294] | 21 | USE timing ! preformance summary |
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| 22 | USE wrk_nemo ! working arrays |
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[5253] | 23 | USE fldread ! type FLD_N |
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| 24 | USE phycst ! physical constant |
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| 25 | USE in_out_manager ! I/O manager |
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[1756] | 26 | |
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| 27 | IMPLICIT NONE |
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| 28 | PRIVATE |
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| 29 | |
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[2528] | 30 | PUBLIC dia_ar5 ! routine called in step.F90 module |
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| 31 | PUBLIC dia_ar5_init ! routine called in opa.F90 module |
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[2715] | 32 | PUBLIC dia_ar5_alloc ! routine called in nemogcm.F90 module |
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[1756] | 33 | |
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| 34 | LOGICAL, PUBLIC, PARAMETER :: lk_diaar5 = .TRUE. ! coupled flag |
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| 35 | |
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[2528] | 36 | REAL(wp) :: vol0 ! ocean volume (interior domain) |
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| 37 | REAL(wp) :: area_tot ! total ocean surface (interior domain) |
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[2715] | 38 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,: ) :: area ! cell surface (interior domain) |
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| 39 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,: ) :: thick0 ! ocean thickness (interior domain) |
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| 40 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sn0 ! initial salinity |
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[1756] | 41 | |
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| 42 | !! * Substitutions |
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| 43 | # include "domzgr_substitute.h90" |
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| 44 | !!---------------------------------------------------------------------- |
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[2528] | 45 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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| 46 | !! $Id$ |
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| 47 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[1756] | 48 | !!---------------------------------------------------------------------- |
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| 49 | CONTAINS |
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| 50 | |
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[2715] | 51 | FUNCTION dia_ar5_alloc() |
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| 52 | !!---------------------------------------------------------------------- |
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| 53 | !! *** ROUTINE dia_ar5_alloc *** |
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| 54 | !!---------------------------------------------------------------------- |
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| 55 | INTEGER :: dia_ar5_alloc |
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| 56 | !!---------------------------------------------------------------------- |
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| 57 | ! |
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| 58 | ALLOCATE( area(jpi,jpj), thick0(jpi,jpj) , sn0(jpi,jpj,jpk) , STAT=dia_ar5_alloc ) |
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| 59 | ! |
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| 60 | IF( lk_mpp ) CALL mpp_sum ( dia_ar5_alloc ) |
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| 61 | IF( dia_ar5_alloc /= 0 ) CALL ctl_warn('dia_ar5_alloc: failed to allocate arrays') |
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| 62 | ! |
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| 63 | END FUNCTION dia_ar5_alloc |
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| 64 | |
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| 65 | |
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[1756] | 66 | SUBROUTINE dia_ar5( kt ) |
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| 67 | !!---------------------------------------------------------------------- |
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| 68 | !! *** ROUTINE dia_ar5 *** |
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| 69 | !! |
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[2528] | 70 | !! ** Purpose : compute and output some AR5 diagnostics |
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[1756] | 71 | !!---------------------------------------------------------------------- |
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[2715] | 72 | ! |
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[1756] | 73 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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[2715] | 74 | ! |
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[1756] | 75 | INTEGER :: ji, jj, jk ! dummy loop arguments |
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| 76 | REAL(wp) :: zvolssh, zvol, zssh_steric, zztmp, zarho, ztemp, zsal, zmass |
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[3294] | 77 | ! |
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| 78 | REAL(wp), POINTER, DIMENSION(:,:) :: zarea_ssh , zbotpres ! 2D workspace |
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| 79 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zrhd , zrhop ! 3D workspace |
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| 80 | REAL(wp), POINTER, DIMENSION(:,:,:,:) :: ztsn ! 4D workspace |
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[1756] | 81 | !!-------------------------------------------------------------------- |
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[3294] | 82 | IF( nn_timing == 1 ) CALL timing_start('dia_ar5') |
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| 83 | |
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| 84 | CALL wrk_alloc( jpi , jpj , zarea_ssh , zbotpres ) |
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| 85 | CALL wrk_alloc( jpi , jpj , jpk , zrhd , zrhop ) |
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| 86 | CALL wrk_alloc( jpi , jpj , jpk , jpts , ztsn ) |
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[1756] | 87 | |
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| 88 | zarea_ssh(:,:) = area(:,:) * sshn(:,:) |
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| 89 | |
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| 90 | ! ! total volume of liquid seawater |
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| 91 | zvolssh = SUM( zarea_ssh(:,:) ) |
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| 92 | IF( lk_mpp ) CALL mpp_sum( zvolssh ) |
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| 93 | zvol = vol0 + zvolssh |
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| 94 | |
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| 95 | CALL iom_put( 'voltot', zvol ) |
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| 96 | CALL iom_put( 'sshtot', zvolssh / area_tot ) |
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| 97 | |
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[3294] | 98 | ! |
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| 99 | ztsn(:,:,:,jp_tem) = tsn(:,:,:,jp_tem) ! thermosteric ssh |
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[2528] | 100 | ztsn(:,:,:,jp_sal) = sn0(:,:,:) |
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[4313] | 101 | CALL eos( ztsn, zrhd, fsdept_n(:,:,:) ) ! now in situ density using initial salinity |
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[1756] | 102 | ! |
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[2528] | 103 | zbotpres(:,:) = 0._wp ! no atmospheric surface pressure, levitating sea-ice |
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[1756] | 104 | DO jk = 1, jpkm1 |
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| 105 | zbotpres(:,:) = zbotpres(:,:) + fse3t(:,:,jk) * zrhd(:,:,jk) |
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| 106 | END DO |
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[4990] | 107 | IF( .NOT.lk_vvl ) THEN |
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[5120] | 108 | IF ( ln_isfcav ) THEN |
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| 109 | DO ji=1,jpi |
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| 110 | DO jj=1,jpj |
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| 111 | zbotpres(ji,jj) = zbotpres(ji,jj) + sshn(ji,jj) * zrhd(ji,jj,mikt(ji,jj)) + riceload(ji,jj) |
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| 112 | END DO |
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[4990] | 113 | END DO |
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[5120] | 114 | ELSE |
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| 115 | zbotpres(:,:) = zbotpres(:,:) + sshn(:,:) * zrhd(:,:,1) |
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| 116 | END IF |
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[4990] | 117 | END IF |
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[1756] | 118 | ! |
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| 119 | zarho = SUM( area(:,:) * zbotpres(:,:) ) |
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| 120 | IF( lk_mpp ) CALL mpp_sum( zarho ) |
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| 121 | zssh_steric = - zarho / area_tot |
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| 122 | CALL iom_put( 'sshthster', zssh_steric ) |
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| 123 | |
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| 124 | ! ! steric sea surface height |
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[4313] | 125 | CALL eos( tsn, zrhd, zrhop, fsdept_n(:,:,:) ) ! now in situ and potential density |
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[2528] | 126 | zrhop(:,:,jpk) = 0._wp |
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[1756] | 127 | CALL iom_put( 'rhop', zrhop ) |
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| 128 | ! |
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[2528] | 129 | zbotpres(:,:) = 0._wp ! no atmospheric surface pressure, levitating sea-ice |
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[1756] | 130 | DO jk = 1, jpkm1 |
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| 131 | zbotpres(:,:) = zbotpres(:,:) + fse3t(:,:,jk) * zrhd(:,:,jk) |
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| 132 | END DO |
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[4990] | 133 | IF( .NOT.lk_vvl ) THEN |
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[5120] | 134 | IF ( ln_isfcav ) THEN |
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| 135 | DO ji=1,jpi |
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| 136 | DO jj=1,jpj |
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| 137 | zbotpres(ji,jj) = zbotpres(ji,jj) + sshn(ji,jj) * zrhd(ji,jj,mikt(ji,jj)) + riceload(ji,jj) |
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| 138 | END DO |
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[4990] | 139 | END DO |
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[5120] | 140 | ELSE |
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| 141 | zbotpres(:,:) = zbotpres(:,:) + sshn(:,:) * zrhd(:,:,1) |
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| 142 | END IF |
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[4990] | 143 | END IF |
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[1756] | 144 | ! |
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| 145 | zarho = SUM( area(:,:) * zbotpres(:,:) ) |
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| 146 | IF( lk_mpp ) CALL mpp_sum( zarho ) |
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| 147 | zssh_steric = - zarho / area_tot |
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| 148 | CALL iom_put( 'sshsteric', zssh_steric ) |
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| 149 | |
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| 150 | ! ! ocean bottom pressure |
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[2528] | 151 | zztmp = rau0 * grav * 1.e-4_wp ! recover pressure from pressure anomaly and cover to dbar = 1.e4 Pa |
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[1756] | 152 | zbotpres(:,:) = zztmp * ( zbotpres(:,:) + sshn(:,:) + thick0(:,:) ) |
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| 153 | CALL iom_put( 'botpres', zbotpres ) |
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| 154 | |
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| 155 | ! ! Mean density anomalie, temperature and salinity |
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[2528] | 156 | ztemp = 0._wp |
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| 157 | zsal = 0._wp |
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[1756] | 158 | DO jk = 1, jpkm1 |
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| 159 | DO jj = 1, jpj |
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| 160 | DO ji = 1, jpi |
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| 161 | zztmp = area(ji,jj) * fse3t(ji,jj,jk) |
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[3294] | 162 | ztemp = ztemp + zztmp * tsn(ji,jj,jk,jp_tem) |
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| 163 | zsal = zsal + zztmp * tsn(ji,jj,jk,jp_sal) |
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[1756] | 164 | END DO |
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| 165 | END DO |
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| 166 | END DO |
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[2528] | 167 | IF( .NOT.lk_vvl ) THEN |
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[5120] | 168 | IF ( ln_isfcav ) THEN |
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| 169 | DO ji=1,jpi |
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| 170 | DO jj=1,jpj |
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| 171 | ztemp = ztemp + zarea_ssh(ji,jj) * tsn(ji,jj,mikt(ji,jj),jp_tem) |
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| 172 | zsal = zsal + zarea_ssh(ji,jj) * tsn(ji,jj,mikt(ji,jj),jp_sal) |
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| 173 | END DO |
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[4990] | 174 | END DO |
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[5120] | 175 | ELSE |
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[5121] | 176 | ztemp = ztemp + SUM( zarea_ssh(:,:) * tsn(:,:,1,jp_tem) ) |
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| 177 | zsal = zsal + SUM( zarea_ssh(:,:) * tsn(:,:,1,jp_sal) ) |
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[5120] | 178 | END IF |
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[1756] | 179 | ENDIF |
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| 180 | IF( lk_mpp ) THEN |
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| 181 | CALL mpp_sum( ztemp ) |
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| 182 | CALL mpp_sum( zsal ) |
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| 183 | END IF |
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| 184 | ! |
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| 185 | zmass = rau0 * ( zarho + zvol ) ! total mass of liquid seawater |
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| 186 | ztemp = ztemp / zvol ! potential temperature in liquid seawater |
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| 187 | zsal = zsal / zvol ! Salinity of liquid seawater |
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| 188 | ! |
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| 189 | CALL iom_put( 'masstot', zmass ) |
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| 190 | CALL iom_put( 'temptot', ztemp ) |
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| 191 | CALL iom_put( 'saltot' , zsal ) |
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| 192 | ! |
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[3294] | 193 | CALL wrk_dealloc( jpi , jpj , zarea_ssh , zbotpres ) |
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| 194 | CALL wrk_dealloc( jpi , jpj , jpk , zrhd , zrhop ) |
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| 195 | CALL wrk_dealloc( jpi , jpj , jpk , jpts , ztsn ) |
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[2715] | 196 | ! |
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[3294] | 197 | IF( nn_timing == 1 ) CALL timing_stop('dia_ar5') |
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| 198 | ! |
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[1756] | 199 | END SUBROUTINE dia_ar5 |
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| 200 | |
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| 201 | |
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| 202 | SUBROUTINE dia_ar5_init |
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| 203 | !!---------------------------------------------------------------------- |
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| 204 | !! *** ROUTINE dia_ar5_init *** |
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| 205 | !! |
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[2528] | 206 | !! ** Purpose : initialization for AR5 diagnostic computation |
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[1756] | 207 | !!---------------------------------------------------------------------- |
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| 208 | INTEGER :: inum |
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| 209 | INTEGER :: ik |
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| 210 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 211 | REAL(wp) :: zztmp |
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[2715] | 212 | REAL(wp), POINTER, DIMENSION(:,:,:,:) :: zsaldta ! Jan/Dec levitus salinity |
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[5253] | 213 | ! reading initial file |
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| 214 | LOGICAL :: ln_tsd_init !: T & S data flag |
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| 215 | LOGICAL :: ln_tsd_tradmp !: internal damping toward input data flag |
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| 216 | CHARACTER(len=100) :: cn_dir |
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| 217 | TYPE(FLD_N) :: sn_tem,sn_sal |
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| 218 | INTEGER :: ios=0 |
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| 219 | |
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| 220 | NAMELIST/namtsd/ ln_tsd_init,ln_tsd_tradmp,cn_dir,sn_tem,sn_sal |
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| 221 | ! |
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| 222 | |
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| 223 | REWIND( numnam_ref ) ! Namelist namtsd in reference namelist : |
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| 224 | READ ( numnam_ref, namtsd, IOSTAT = ios, ERR = 901) |
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| 225 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , ' namtsd in reference namelist for dia_ar5', lwp ) |
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| 226 | REWIND( numnam_cfg ) ! Namelist namtsd in configuration namelist : Parameters of the run |
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| 227 | READ ( numnam_cfg, namtsd, IOSTAT = ios, ERR = 902 ) |
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| 228 | 902 IF( ios /= 0 ) CALL ctl_nam ( ios , ' namtsd in configuration namelist for dia_ar5', lwp ) |
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| 229 | IF(lwm) WRITE ( numond, namtsd ) |
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| 230 | ! |
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[1756] | 231 | !!---------------------------------------------------------------------- |
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| 232 | ! |
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[3294] | 233 | IF( nn_timing == 1 ) CALL timing_start('dia_ar5_init') |
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| 234 | ! |
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| 235 | CALL wrk_alloc( jpi , jpj , jpk, jpts, zsaldta ) |
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[2715] | 236 | ! ! allocate dia_ar5 arrays |
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| 237 | IF( dia_ar5_alloc() /= 0 ) CALL ctl_stop( 'STOP', 'dia_ar5_init : unable to allocate arrays' ) |
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| 238 | |
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[1756] | 239 | area(:,:) = e1t(:,:) * e2t(:,:) * tmask_i(:,:) |
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| 240 | |
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| 241 | area_tot = SUM( area(:,:) ) ; IF( lk_mpp ) CALL mpp_sum( area_tot ) |
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| 242 | |
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[2528] | 243 | vol0 = 0._wp |
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| 244 | thick0(:,:) = 0._wp |
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[1756] | 245 | DO jk = 1, jpkm1 |
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[4292] | 246 | vol0 = vol0 + SUM( area (:,:) * tmask(:,:,jk) * e3t_0(:,:,jk) ) |
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| 247 | thick0(:,:) = thick0(:,:) + tmask_i(:,:) * tmask(:,:,jk) * e3t_0(:,:,jk) |
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[1756] | 248 | END DO |
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[1948] | 249 | IF( lk_mpp ) CALL mpp_sum( vol0 ) |
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[5253] | 250 | |
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| 251 | CALL iom_open ( TRIM( cn_dir )//TRIM(sn_sal%clname), inum ) |
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| 252 | CALL iom_get ( inum, jpdom_data, TRIM(sn_sal%clvar), zsaldta(:,:,:,1), 1 ) |
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| 253 | CALL iom_get ( inum, jpdom_data, TRIM(sn_sal%clvar), zsaldta(:,:,:,2), 12 ) |
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[1756] | 254 | CALL iom_close( inum ) |
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[2528] | 255 | sn0(:,:,:) = 0.5_wp * ( zsaldta(:,:,:,1) + zsaldta(:,:,:,2) ) |
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| 256 | sn0(:,:,:) = sn0(:,:,:) * tmask(:,:,:) |
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[1756] | 257 | IF( ln_zps ) THEN ! z-coord. partial steps |
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| 258 | DO jj = 1, jpj ! interpolation of salinity at the last ocean level (i.e. the partial step) |
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| 259 | DO ji = 1, jpi |
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[2528] | 260 | ik = mbkt(ji,jj) |
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| 261 | IF( ik > 1 ) THEN |
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[4292] | 262 | zztmp = ( gdept_1d(ik) - gdept_0(ji,jj,ik) ) / ( gdept_1d(ik) - gdept_1d(ik-1) ) |
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[2528] | 263 | sn0(ji,jj,ik) = ( 1._wp - zztmp ) * sn0(ji,jj,ik) + zztmp * sn0(ji,jj,ik-1) |
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[1756] | 264 | ENDIF |
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| 265 | END DO |
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| 266 | END DO |
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| 267 | ENDIF |
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| 268 | ! |
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[3294] | 269 | CALL wrk_dealloc( jpi , jpj , jpk, jpts, zsaldta ) |
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[2715] | 270 | ! |
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[3294] | 271 | IF( nn_timing == 1 ) CALL timing_stop('dia_ar5_init') |
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| 272 | ! |
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[1756] | 273 | END SUBROUTINE dia_ar5_init |
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| 274 | |
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| 275 | #else |
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| 276 | !!---------------------------------------------------------------------- |
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| 277 | !! Default option : NO diaar5 |
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| 278 | !!---------------------------------------------------------------------- |
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| 279 | LOGICAL, PUBLIC, PARAMETER :: lk_diaar5 = .FALSE. ! coupled flag |
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| 280 | CONTAINS |
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[2528] | 281 | SUBROUTINE dia_ar5_init ! Dummy routine |
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| 282 | END SUBROUTINE dia_ar5_init |
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[1756] | 283 | SUBROUTINE dia_ar5( kt ) ! Empty routine |
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[2528] | 284 | INTEGER :: kt |
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[1756] | 285 | WRITE(*,*) 'dia_ar5: You should not have seen this print! error?', kt |
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| 286 | END SUBROUTINE dia_ar5 |
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| 287 | #endif |
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| 288 | |
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| 289 | !!====================================================================== |
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| 290 | END MODULE diaar5 |
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