[11889] | 1 | MODULE dtatsd |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE dtatsd *** |
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| 4 | !! Ocean data : read ocean Temperature & Salinity Data from gridded data |
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| 5 | !!====================================================================== |
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| 6 | !! History : OPA ! 1991-03 () Original code |
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| 7 | !! - ! 1992-07 (M. Imbard) |
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| 8 | !! 8.0 ! 1999-10 (M.A. Foujols, M. Imbard) NetCDF FORMAT |
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| 9 | !! NEMO 1.0 ! 2002-06 (G. Madec) F90: Free form and module |
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| 10 | !! 3.3 ! 2010-10 (C. Bricaud, S. Masson) use of fldread |
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| 11 | !! 3.4 ! 2010-11 (G. Madec, C. Ethe) Merge of dtatem and dtasal + remove CPP keys |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | |
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| 14 | !!---------------------------------------------------------------------- |
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| 15 | !! dta_tsd : read and time interpolated ocean Temperature & Salinity Data |
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| 16 | !!---------------------------------------------------------------------- |
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| 17 | USE oce ! ocean dynamics and tracers |
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| 18 | USE phycst ! physical constants |
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| 19 | USE dom_oce ! ocean space and time domain |
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| 20 | USE fldread ! read input fields |
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| 21 | ! |
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| 22 | USE in_out_manager ! I/O manager |
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| 23 | USE lib_mpp ! MPP library |
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| 24 | |
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| 25 | IMPLICIT NONE |
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| 26 | PRIVATE |
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| 27 | |
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| 28 | PUBLIC dta_tsd_init ! called by opa.F90 |
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| 29 | PUBLIC dta_tsd ! called by istate.F90 and tradmp.90 |
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| 30 | |
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| 31 | ! !!* namtsd namelist : Temperature & Salinity Data * |
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| 32 | LOGICAL , PUBLIC :: ln_tsd_init !: T & S data flag |
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| 33 | LOGICAL , PUBLIC :: ln_tsd_dmp !: internal damping toward input data flag |
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| 34 | |
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| 35 | TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_tsdini ! structure of input SST (file informations, fields read) |
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| 36 | TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_tsddmp ! structure of input SST (file informations, fields read) |
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| 37 | |
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[12905] | 38 | !! * Substitutions |
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| 39 | # include "do_loop_substitute.h90" |
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[11889] | 40 | !!---------------------------------------------------------------------- |
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| 41 | !! NEMO/OCE 4.0 , NEMO Consortium (2018) |
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| 42 | !! $Id: dtatsd.F90 10213 2018-10-23 14:40:09Z aumont $ |
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| 43 | !! Software governed by the CeCILL license (see ./LICENSE) |
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| 44 | !!---------------------------------------------------------------------- |
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| 45 | CONTAINS |
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| 46 | |
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| 47 | SUBROUTINE dta_tsd_init( ld_tradmp ) |
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| 48 | !!---------------------------------------------------------------------- |
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| 49 | !! *** ROUTINE dta_tsd_init *** |
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| 50 | !! |
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| 51 | !! ** Purpose : initialisation of T & S input data |
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| 52 | !! |
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| 53 | !! ** Method : - Read namtsd namelist |
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| 54 | !! - allocates T & S data structure |
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| 55 | !!---------------------------------------------------------------------- |
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| 56 | LOGICAL, INTENT(in), OPTIONAL :: ld_tradmp ! force the initialization when tradp is used |
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| 57 | ! |
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| 58 | INTEGER :: ios, ierr0, ierr1, ierr2, ierr3 ! local integers |
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| 59 | !! |
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| 60 | CHARACTER(len=100) :: cn_dir ! Root directory for location of ssr files |
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| 61 | TYPE(FLD_N), DIMENSION( jpts) :: slf_i ! array of namelist informations on the fields to read |
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| 62 | TYPE(FLD_N) :: sn_tem, sn_sal |
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| 63 | TYPE(FLD_N) :: sn_dmpt, sn_dmps |
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| 64 | !! |
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| 65 | NAMELIST/namtsd/ ln_tsd_init, ln_tsd_dmp, cn_dir, sn_tem, sn_sal, sn_dmpt, sn_dmps |
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| 66 | !!---------------------------------------------------------------------- |
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| 67 | ! |
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| 68 | ! Initialisation |
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| 69 | ierr0 = 0 ; ierr1 = 0 ; ierr2 = 0 ; ierr3 = 0 |
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| 70 | ! |
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| 71 | READ ( numnam_ref, namtsd, IOSTAT = ios, ERR = 901) |
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[12077] | 72 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namtsd in reference namelist' ) |
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[11889] | 73 | READ ( numnam_cfg, namtsd, IOSTAT = ios, ERR = 902 ) |
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[12077] | 74 | 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'namtsd in configuration namelist' ) |
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[11889] | 75 | IF(lwm) WRITE ( numond, namtsd ) |
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| 76 | |
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| 77 | IF( PRESENT( ld_tradmp ) ) ln_tsd_dmp = .TRUE. ! forces the initialization when tradmp is used |
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| 78 | |
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| 79 | IF(lwp) THEN ! control print |
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| 80 | WRITE(numout,*) |
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| 81 | WRITE(numout,*) 'dta_tsd_init : Temperature & Salinity data ' |
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| 82 | WRITE(numout,*) '~~~~~~~~~~~~ ' |
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| 83 | WRITE(numout,*) ' Namelist namtsd' |
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| 84 | WRITE(numout,*) ' Initialisation of ocean T & S with T &S input data ln_tsd_init = ', ln_tsd_init |
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| 85 | WRITE(numout,*) ' damping of ocean T & S toward T &S input data ln_tsd_dmp = ', ln_tsd_dmp |
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| 86 | WRITE(numout,*) |
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| 87 | IF( .NOT.ln_tsd_init .AND. .NOT.ln_tsd_dmp ) THEN |
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| 88 | WRITE(numout,*) |
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| 89 | WRITE(numout,*) ' ===>> T & S data not used' |
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| 90 | ENDIF |
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| 91 | ENDIF |
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| 92 | ! |
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| 93 | IF( ln_rstart .AND. ln_tsd_init ) THEN |
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| 94 | CALL ctl_warn( 'dta_tsd_init: ocean restart and T & S data intialisation, ', & |
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| 95 | & 'we keep the restart T & S values and set ln_tsd_init to FALSE' ) |
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| 96 | ln_tsd_init = .FALSE. |
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| 97 | ENDIF |
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| 98 | ! |
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| 99 | ! ! allocate the arrays (if necessary) |
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| 100 | IF( ln_tsd_init ) THEN |
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| 101 | ! |
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| 102 | ALLOCATE( sf_tsdini(jpts), STAT=ierr0 ) |
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| 103 | IF( ierr0 > 0 ) THEN |
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| 104 | CALL ctl_stop( 'dta_tsd_init: unable to allocate sf_tsd structure' ) ; RETURN |
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| 105 | ENDIF |
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| 106 | ! |
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| 107 | ALLOCATE( sf_tsdini(jp_tem)%fnow(jpi,jpj,jpk) , STAT=ierr0 ) |
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| 108 | IF( sn_tem%ln_tint ) ALLOCATE( sf_tsdini(jp_tem)%fdta(jpi,jpj,jpk,2) , STAT=ierr1 ) |
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| 109 | ALLOCATE( sf_tsdini(jp_sal)%fnow(jpi,jpj,jpk) , STAT=ierr2 ) |
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| 110 | IF( sn_sal%ln_tint ) ALLOCATE( sf_tsdini(jp_sal)%fdta(jpi,jpj,jpk,2) , STAT=ierr3 ) |
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| 111 | ! |
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| 112 | IF( ierr0 + ierr1 + ierr2 + ierr3 > 0 ) THEN |
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| 113 | CALL ctl_stop( 'dta_tsd : unable to allocate T & S data arrays' ) ; RETURN |
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| 114 | ENDIF |
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| 115 | ! |
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| 116 | ! ! fill sf_tsd with sn_tem & sn_sal and control print |
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| 117 | slf_i(jp_tem) = sn_tem ; slf_i(jp_sal) = sn_sal |
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| 118 | CALL fld_fill( sf_tsdini, slf_i, cn_dir, 'dta_tsd', 'Temperature & Salinity data', 'namtsd', no_print ) |
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| 119 | ! |
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| 120 | END IF |
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| 121 | |
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| 122 | IF( ln_tsd_dmp ) THEN |
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| 123 | ! |
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| 124 | ALLOCATE( sf_tsddmp(jpts), STAT=ierr0 ) |
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| 125 | IF( ierr0 > 0 ) THEN |
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| 126 | CALL ctl_stop( 'dta_tsd_init: unable to allocate sf_tsddmp structure' ) ; RETURN |
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| 127 | ENDIF |
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| 128 | ! |
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| 129 | ! dmp file |
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| 130 | ALLOCATE( sf_tsddmp(jp_tem)%fnow(jpi,jpj,jpk) , STAT=ierr0 ) |
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| 131 | IF( sn_dmpt%ln_tint ) ALLOCATE( sf_tsddmp(jp_tem)%fdta(jpi,jpj,jpk,2) , STAT=ierr1 ) |
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| 132 | ALLOCATE( sf_tsddmp(jp_sal)%fnow(jpi,jpj,jpk) , STAT=ierr2 ) |
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| 133 | IF( sn_dmps%ln_tint ) ALLOCATE( sf_tsddmp(jp_sal)%fdta(jpi,jpj,jpk,2) , STAT=ierr3 ) |
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| 134 | ! |
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| 135 | IF( ierr0 + ierr1 + ierr2 + ierr3 > 0 ) THEN |
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| 136 | CALL ctl_stop( 'dta_tsd : unable to allocate T & S dmp data arrays' ) ; RETURN |
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| 137 | ENDIF |
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| 138 | ! |
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| 139 | ! ! fill sf_tsd with sn_tem & sn_sal and control print |
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| 140 | slf_i(jp_tem) = sn_dmpt ; slf_i(jp_sal) = sn_dmps |
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| 141 | CALL fld_fill( sf_tsddmp, slf_i, cn_dir, 'dta_tsd', 'Temperature & Salinity dmp data', 'namtsd', no_print ) |
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| 142 | ! |
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| 143 | ENDIF |
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| 144 | ! |
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| 145 | END SUBROUTINE dta_tsd_init |
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| 146 | |
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| 147 | |
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| 148 | SUBROUTINE dta_tsd( kt, cddta, ptsd ) |
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| 149 | !!---------------------------------------------------------------------- |
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| 150 | !! *** ROUTINE dta_tsd *** |
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| 151 | !! |
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| 152 | !! ** Purpose : provides T and S data at kt |
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| 153 | !! |
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| 154 | !! ** Method : - call fldread routine |
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| 155 | !! - ORCA_R2: add some hand made alteration to read data |
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| 156 | !! - 'key_orca_lev10' interpolates on 10 times more levels |
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| 157 | !! - s- or mixed z-s coordinate: vertical interpolation on model mesh |
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| 158 | !! - ln_tsd_dmp=F: deallocates the T-S data structure |
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| 159 | !! as T-S data are no are used |
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| 160 | !! |
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| 161 | !! ** Action : ptsd T-S data on medl mesh and interpolated at time-step kt |
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| 162 | !!---------------------------------------------------------------------- |
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| 163 | INTEGER , INTENT(in ) :: kt ! ocean time-step |
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| 164 | CHARACTER(LEN=3) , INTENT(in ) :: cddta ! dmp or ini |
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| 165 | REAL(wp), DIMENSION(jpi,jpj,jpk,jpts), INTENT( out) :: ptsd ! T & S data |
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| 166 | ! |
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| 167 | INTEGER :: ji, jj, jk, jl, jkk ! dummy loop indicies |
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| 168 | INTEGER :: ik, il0, il1, ii0, ii1, ij0, ij1 ! local integers |
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| 169 | REAL(wp):: zl, zi ! local scalars |
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| 170 | REAL(wp), DIMENSION(jpk) :: ztp, zsp ! 1D workspace |
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| 171 | !!---------------------------------------------------------------------- |
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| 172 | ! |
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| 173 | SELECT CASE(cddta) |
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| 174 | CASE('ini') |
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| 175 | CALL fld_read( kt, 1, sf_tsdini ) !== read T & S data at kt time step ==! |
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| 176 | ptsd(:,:,:,jp_tem) = sf_tsdini(jp_tem)%fnow(:,:,:) ! NO mask |
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| 177 | ptsd(:,:,:,jp_sal) = sf_tsdini(jp_sal)%fnow(:,:,:) |
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| 178 | CASE('dmp') |
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| 179 | CALL fld_read( kt, 1, sf_tsddmp ) !== read T & S data at kt time step ==! |
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| 180 | ptsd(:,:,:,jp_tem) = sf_tsddmp(jp_tem)%fnow(:,:,:) ! NO mask |
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| 181 | ptsd(:,:,:,jp_sal) = sf_tsddmp(jp_sal)%fnow(:,:,:) |
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| 182 | CASE DEFAULT |
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| 183 | CALL ctl_stop('STOP', 'dta_tsd: cddta case unknown') |
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| 184 | END SELECT |
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| 185 | ! |
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| 186 | IF( ln_sco ) THEN !== s- or mixed s-zps-coordinate ==! |
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| 187 | ! |
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| 188 | IF( kt == nit000 .AND. lwp )THEN |
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| 189 | WRITE(numout,*) |
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| 190 | WRITE(numout,*) 'dta_tsd: interpolates T & S data onto the s- or mixed s-z-coordinate mesh' |
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| 191 | ENDIF |
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| 192 | ! |
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[12905] | 193 | DO_2D_11_11 |
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| 194 | DO jk = 1, jpk ! determines the intepolated T-S profiles at each (i,j) points |
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| 195 | zl = gdept_0(ji,jj,jk) |
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| 196 | IF( zl < gdept_1d(1 ) ) THEN ! above the first level of data |
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| 197 | ztp(jk) = ptsd(ji,jj,1 ,jp_tem) |
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| 198 | zsp(jk) = ptsd(ji,jj,1 ,jp_sal) |
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| 199 | ELSEIF( zl > gdept_1d(jpk) ) THEN ! below the last level of data |
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| 200 | ztp(jk) = ptsd(ji,jj,jpkm1,jp_tem) |
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| 201 | zsp(jk) = ptsd(ji,jj,jpkm1,jp_sal) |
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| 202 | ELSE ! inbetween : vertical interpolation between jkk & jkk+1 |
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| 203 | DO jkk = 1, jpkm1 ! when gdept(jkk) < zl < gdept(jkk+1) |
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| 204 | IF( (zl-gdept_1d(jkk)) * (zl-gdept_1d(jkk+1)) <= 0._wp ) THEN |
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| 205 | zi = ( zl - gdept_1d(jkk) ) / (gdept_1d(jkk+1)-gdept_1d(jkk)) |
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| 206 | ztp(jk) = ptsd(ji,jj,jkk,jp_tem) + ( ptsd(ji,jj,jkk+1,jp_tem) - ptsd(ji,jj,jkk,jp_tem) ) * zi |
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| 207 | zsp(jk) = ptsd(ji,jj,jkk,jp_sal) + ( ptsd(ji,jj,jkk+1,jp_sal) - ptsd(ji,jj,jkk,jp_sal) ) * zi |
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| 208 | ENDIF |
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| 209 | END DO |
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| 210 | ENDIF |
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[11889] | 211 | END DO |
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[12905] | 212 | DO jk = 1, jpkm1 |
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| 213 | ptsd(ji,jj,jk,jp_tem) = ztp(jk) * tmask(ji,jj,jk) ! mask required for mixed zps-s-coord |
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| 214 | ptsd(ji,jj,jk,jp_sal) = zsp(jk) * tmask(ji,jj,jk) |
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| 215 | END DO |
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| 216 | ptsd(ji,jj,jpk,jp_tem) = 0._wp |
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| 217 | ptsd(ji,jj,jpk,jp_sal) = 0._wp |
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| 218 | END_2D |
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[11889] | 219 | ! |
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| 220 | ELSE !== z- or zps- coordinate ==! |
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| 221 | ! |
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| 222 | ptsd(:,:,:,jp_tem) = ptsd(:,:,:,jp_tem) * tmask(:,:,:) ! Mask |
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| 223 | ptsd(:,:,:,jp_sal) = ptsd(:,:,:,jp_sal) * tmask(:,:,:) |
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| 224 | ! |
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| 225 | IF( ln_zps ) THEN ! zps-coordinate (partial steps) interpolation at the last ocean level |
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[12905] | 226 | DO_2D_11_11 |
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| 227 | ik = mbkt(ji,jj) |
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| 228 | IF( ik > 1 ) THEN |
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| 229 | zl = ( gdept_1d(ik) - gdept_0(ji,jj,ik) ) / ( gdept_1d(ik) - gdept_1d(ik-1) ) |
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| 230 | ptsd(ji,jj,ik,jp_tem) = (1.-zl) * ptsd(ji,jj,ik,jp_tem) + zl * ptsd(ji,jj,ik-1,jp_tem) |
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| 231 | ptsd(ji,jj,ik,jp_sal) = (1.-zl) * ptsd(ji,jj,ik,jp_sal) + zl * ptsd(ji,jj,ik-1,jp_sal) |
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| 232 | ENDIF |
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| 233 | ik = mikt(ji,jj) |
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| 234 | IF( ik > 1 ) THEN |
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| 235 | zl = ( gdept_0(ji,jj,ik) - gdept_1d(ik) ) / ( gdept_1d(ik+1) - gdept_1d(ik) ) |
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| 236 | ptsd(ji,jj,ik,jp_tem) = (1.-zl) * ptsd(ji,jj,ik,jp_tem) + zl * ptsd(ji,jj,ik+1,jp_tem) |
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| 237 | ptsd(ji,jj,ik,jp_sal) = (1.-zl) * ptsd(ji,jj,ik,jp_sal) + zl * ptsd(ji,jj,ik+1,jp_sal) |
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| 238 | END IF |
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| 239 | END_2D |
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[11889] | 240 | ENDIF |
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| 241 | ! |
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| 242 | ENDIF |
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| 243 | ! |
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| 244 | SELECT CASE(cddta) |
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| 245 | CASE('ini') |
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| 246 | ! !== deallocate T & S structure ==! |
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| 247 | ! (data used only for initialisation) |
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| 248 | IF(lwp) WRITE(numout,*) 'dta_tsd: deallocte T & S arrays as they are only use to initialize the run' |
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| 249 | DEALLOCATE( sf_tsdini(jp_tem)%fnow ) ! T arrays in the structure |
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| 250 | IF( sf_tsdini(jp_tem)%ln_tint ) DEALLOCATE( sf_tsdini(jp_tem)%fdta ) |
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| 251 | DEALLOCATE( sf_tsdini(jp_sal)%fnow ) ! S arrays in the structure |
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| 252 | IF( sf_tsdini(jp_sal)%ln_tint ) DEALLOCATE( sf_tsdini(jp_sal)%fdta ) |
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| 253 | DEALLOCATE( sf_tsdini ) ! the structure itself |
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| 254 | ! |
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| 255 | END SELECT |
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| 256 | ! |
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| 257 | END SUBROUTINE dta_tsd |
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| 258 | |
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| 259 | !!====================================================================== |
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| 260 | END MODULE dtatsd |
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