[253] | 1 | MODULE step1d |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE step1D *** |
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| 4 | !! Time-stepping : manager of the ocean, tracer and ice time stepping |
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| 5 | !!====================================================================== |
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| 6 | #if defined key_cfg_1d |
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| 7 | !!---------------------------------------------------------------------- |
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| 8 | !! 'key_cfg_1d' 1D Configuration |
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| 9 | !!---------------------------------------------------------------------- |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | !! stp_1d : OPA system time-stepping on 1 direction |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | !! * Modules used |
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| 14 | USE oce ! ocean dynamics and tracers variables |
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| 15 | USE dom_oce ! ocean space and time domain variables |
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| 16 | USE zdf_oce ! ocean vertical physics variables |
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| 17 | USE ldftra_oce |
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| 18 | USE ldfdyn_oce |
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| 19 | USE in_out_manager ! I/O manager |
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| 20 | USE lbclnk |
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| 21 | |
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| 22 | USE daymod ! calendar (day routine) |
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| 23 | |
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| 24 | USE dtatem ! ocean temperature data (dta_tem routine) |
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| 25 | USE dtasal ! ocean salinity data (dta_sal routine) |
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| 26 | USE dtasst ! ocean sea surface temerature (dta_sst routine) |
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| 27 | USE taumod ! surface stress (tau routine) |
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| 28 | USE flxmod ! thermohaline fluxes (flx routine) |
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| 29 | USE ocesbc ! thermohaline fluxes (oce_sbc routine) |
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| 30 | USE flxrnf ! runoffs (flx_rnf routine) |
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| 31 | USE flxfwb ! freshwater budget correction (flx_fwb routine) |
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| 32 | USE ocfzpt ! surface ocean freezing point (oc_fz_pt routine) |
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| 33 | |
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[439] | 34 | USE trcstp ! passive tracer time-stepping (trc_stp routine) |
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[253] | 35 | |
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[468] | 36 | USE dynzdf ! vertical diffusion (dyn_zdf routine) |
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[253] | 37 | |
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| 38 | USE traqsr ! solar radiation penetration (tra_qsr routine) |
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| 39 | USE tranxt ! time-stepping (tra_nxt routine) |
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[468] | 40 | USE trazdf ! vertical diffusion (tra_zdf routine) |
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[253] | 41 | USE trasbc ! surface boundary condition (tra_sbc routine) |
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| 42 | |
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| 43 | USE eosbn2 |
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| 44 | |
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| 45 | USE zdfbfr ! bottom friction (zdf_bfr routine) |
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| 46 | USE zdftke ! TKE vertical mixing (zdf_tke routine) |
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[255] | 47 | USE zdfkpp ! KPP vertical mixing (zdf_kpp routine) |
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[253] | 48 | USE zdfddm ! double diffusion mixing (zdf_ddm routine) |
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| 49 | USE zdfevd ! enhanced vertical diffusion (zdf_evd routine) |
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| 50 | USE zdfric ! Richardson vertical mixing (zdf_ric routine) |
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| 51 | USE zdfmxl ! Mixed-layer depth (zdf_mxl routine) |
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| 52 | |
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| 53 | USE dyncor1d |
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| 54 | USE dynnxt1d |
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| 55 | USE diawri1d ! Standard run outputs (dia_wri_1d routine) |
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| 56 | |
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| 57 | USE ice_oce ! sea-ice variable |
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| 58 | USE icestp1d ! sea-ice time-stepping (ice_stp routine) |
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| 59 | |
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| 60 | USE diawri ! Standard run outputs (dia_wri_state routine) |
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| 61 | |
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| 62 | |
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| 63 | USE stpctl ! time stepping control (stp_ctl routine) |
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| 64 | USE restart ! ocean restart (rst_wri routine) |
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[321] | 65 | USE prtctl ! Print control (prt_ctl routine) |
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[253] | 66 | IMPLICIT NONE |
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| 67 | PRIVATE |
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| 68 | |
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| 69 | !! * Routine accessibility |
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| 70 | PUBLIC stp_1d ! called by opa.F90 |
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| 71 | |
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| 72 | !! * Substitutions |
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| 73 | # include "domzgr_substitute.h90" |
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| 74 | # include "zdfddm_substitute.h90" |
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| 75 | !!---------------------------------------------------------------------- |
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[257] | 76 | !! OPA 9.0 , LOCEAN-IPSL (2005) |
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| 77 | !! $Header$ |
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| 78 | !! This software is governed by the CeCILL licence see modipsl/doc/NEMO_CeCILL.txt |
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[253] | 79 | !!---------------------------------------------------------------------- |
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| 80 | |
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| 81 | CONTAINS |
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| 82 | |
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| 83 | SUBROUTINE stp_1d( kstp ) |
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| 84 | !!---------------------------------------------------------------------- |
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| 85 | !! *** ROUTINE stp1D *** |
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| 86 | !! |
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| 87 | !! ** Purpose : - Time stepping of OPA (momentum and active tracer eqs.) |
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| 88 | !! - Time stepping of LIM (dynamic and thermodynamic eqs.) |
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| 89 | !! |
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| 90 | !! ** Method : -1- Update forcings and data |
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| 91 | !! -2- Update ocean physics |
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| 92 | !! -3- Compute the t and s trends |
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| 93 | !! -4- Update t and s |
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| 94 | !! -5- Compute the momentum trends |
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| 95 | !! -6- Update the horizontal velocity |
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| 96 | !! -7- Compute the diagnostics variables (rd,N2, div,cur,w) |
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| 97 | !! -8- Outputs and diagnostics |
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| 98 | !! |
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| 99 | !! History : |
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| 100 | !! ! 91-03 () Original code |
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| 101 | !! ! 91-11 (G. Madec) |
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| 102 | !! ! 92-06 (M. Imbard) add a first output record |
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| 103 | !! ! 96-04 (G. Madec) introduction of dynspg |
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| 104 | !! ! 96-04 (M.A. Foujols) introduction of passive tracer |
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| 105 | !! 8.0 ! 97-06 (G. Madec) new architecture of call |
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| 106 | !! 8.2 ! 97-06 (G. Madec, M. Imbard, G. Roullet) free surface |
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| 107 | !! 8.2 ! 99-02 (G. Madec, N. Grima) hpg implicit |
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| 108 | !! 8.2 ! 00-07 (J-M Molines, M. Imbard) Open Bondary Conditions |
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| 109 | !! 9.0 ! 02-06 (G. Madec) free form, suppress macro-tasking |
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| 110 | !! ! 04-10 (C. Ethe) 1D configuration |
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| 111 | !!---------------------------------------------------------------------- |
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| 112 | !! * Arguments |
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| 113 | INTEGER, INTENT( in ) :: kstp ! ocean time-step index |
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| 114 | |
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| 115 | !! * local declarations |
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| 116 | INTEGER :: indic ! error indicator if < 0 |
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| 117 | !! INTEGER :: ii0, ii1, ij0, ij1 ! temporary integers |
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| 118 | !! --------------------------------------------------------------------- |
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| 119 | |
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| 120 | indic = 1 ! reset to no error condition |
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| 121 | adatrj = adatrj + rdt/86400._wp |
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| 122 | |
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| 123 | CALL day( kstp ) ! Calendar |
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| 124 | |
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| 125 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 126 | ! Update data, open boundaries and Forcings |
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| 127 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 128 | |
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| 129 | IF( lk_dtatem ) CALL dta_tem( kstp ) ! update 3D temperature data |
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| 130 | |
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| 131 | IF( lk_dtasal ) CALL dta_sal( kstp ) ! Salinity data |
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| 132 | |
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| 133 | IF( lk_dtasst ) CALL dta_sst( kstp ) ! Sea Surface Temperature data |
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| 134 | |
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| 135 | CALL tau( kstp ) ! wind stress |
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| 136 | |
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| 137 | CALL flx_rnf( kstp ) ! runoff data |
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| 138 | |
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| 139 | CALL flx( kstp ) ! heat and freshwater fluxes |
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| 140 | |
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| 141 | IF( lk_ice_lim ) THEN |
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| 142 | CALL ice_stp_1d( kstp ) ! sea-ice model (Update stress & fluxes) |
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| 143 | ELSE |
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| 144 | CALL oce_sbc( kstp ) ! ocean surface boudaries |
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| 145 | ENDIF |
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| 146 | |
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| 147 | IF( ln_fwb ) CALL flx_fwb( kstp ) ! freshwater budget |
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| 148 | |
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| 149 | |
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| 150 | IF( kstp == nit000 ) THEN |
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| 151 | IF( ninist == 1 ) THEN ! Output the initial state and forcings |
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| 152 | CALL dia_wri_state( 'output.init' ) |
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| 153 | ENDIF |
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| 154 | ENDIF |
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| 155 | |
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[321] | 156 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 157 | CALL prt_ctl(tab2d_1=emp , clinfo1=' emp - : ', mask1=tmask, ovlap=1) |
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| 158 | CALL prt_ctl(tab2d_1=emps , clinfo1=' emps - : ', mask1=tmask, ovlap=1) |
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| 159 | CALL prt_ctl(tab2d_1=qt , clinfo1=' qt - : ', mask1=tmask, ovlap=1) |
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| 160 | CALL prt_ctl(tab2d_1=qsr , clinfo1=' qsr - : ', mask1=tmask, ovlap=1) |
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| 161 | CALL prt_ctl(tab2d_1=runoff , clinfo1=' runoff : ', mask1=tmask, ovlap=1) |
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| 162 | CALL prt_ctl(tab3d_1=tmask , clinfo1=' tmask : ', mask1=tmask, ovlap=1, kdim=jpk) |
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| 163 | CALL prt_ctl(tab3d_1=tn , clinfo1=' sst - : ', mask1=tmask, ovlap=1, kdim=1) |
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| 164 | CALL prt_ctl(tab3d_1=sn , clinfo1=' sss - : ', mask1=tmask, ovlap=1, kdim=1) |
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[516] | 165 | CALL prt_ctl(tab2d_1=taux , clinfo1=' tau - x : ', mask1=umask, & |
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| 166 | & tab2d_2=tauy , clinfo2=' - y : ', mask2=vmask, ovlap=1) |
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[253] | 167 | ENDIF |
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| 168 | |
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| 169 | |
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[321] | 170 | |
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[253] | 171 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 172 | ! Ocean physics update |
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| 173 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 174 | !----------------------------------------------------------------------- |
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| 175 | ! VERTICAL PHYSICS |
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| 176 | !----------------------------------------------------------------------- |
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| 177 | ! N.B. ua, va, ta, sa arrays are used as workspace in this section |
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| 178 | !----------------------------------------------------------------------- |
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| 179 | |
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| 180 | CALL bn2( tb, sb, rn2 ) ! before Brunt-Vaisala frequency |
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| 181 | |
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| 182 | ! ! Vertical eddy viscosity and diffusivity coefficients |
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| 183 | IF( lk_zdfric ) CALL zdf_ric( kstp ) ! Richardson number dependent Kz |
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| 184 | IF( lk_zdftke ) CALL zdf_tke( kstp ) ! TKE closure scheme for Kz |
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[255] | 185 | IF( lk_zdfkpp ) CALL zdf_kpp( kstp ) ! KPP scheme for Kz |
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[253] | 186 | IF( lk_zdfcst ) avt (:,:,:) = avt0 * tmask(:,:,:) ! Constant Kz (reset avt to the background value) |
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| 187 | |
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| 188 | |
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| 189 | IF( ln_zdfevd ) CALL zdf_evd( kstp ) ! enhanced vertical eddy diffusivity |
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| 190 | |
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[255] | 191 | IF( lk_zdfddm .AND. .NOT. lk_zdfkpp) & |
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| 192 | & CALL zdf_ddm( kstp ) ! double diffusive mixing |
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[253] | 193 | |
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| 194 | CALL zdf_bfr( kstp ) ! bottom friction |
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| 195 | |
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| 196 | CALL zdf_mxl( kstp ) ! mixed layer depth |
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| 197 | |
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| 198 | |
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[439] | 199 | #if defined key_passivetrc |
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| 200 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 201 | ! Passive Tracer Model |
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| 202 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 203 | ! N.B. ua, va, ta, sa arrays are used as workspace in this section |
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| 204 | !----------------------------------------------------------------------- |
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[253] | 205 | |
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[439] | 206 | CALL trc_stp( kstp, indic ) ! time-stepping |
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[253] | 207 | |
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[439] | 208 | #endif |
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| 209 | |
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| 210 | |
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[253] | 211 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 212 | ! Active tracers |
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| 213 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 214 | ! N.B. ua, va arrays are used as workspace in this section |
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| 215 | !----------------------------------------------------------------------- |
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| 216 | |
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| 217 | ta(:,:,:) = 0.e0 ! set tracer trends to zero |
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| 218 | sa(:,:,:) = 0.e0 |
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| 219 | |
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| 220 | CALL tra_sbc( kstp ) ! surface boundary condition |
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| 221 | |
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| 222 | IF( ln_traqsr ) CALL tra_qsr( kstp ) ! penetrative solar radiation qsr |
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| 223 | |
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[468] | 224 | IF( lk_zdfkpp ) CALL tra_kpp( kstp ) ! KPP non-local tracer fluxes |
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[253] | 225 | |
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[468] | 226 | CALL tra_zdf( kstp ) ! vertical mixing |
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| 227 | |
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[253] | 228 | CALL tra_nxt( kstp ) ! tracer fields at next time step |
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| 229 | |
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| 230 | CALL eos( tb, sb, rhd, rhop ) ! now (swap=before) in situ density for dynhpg module |
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| 231 | |
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| 232 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 233 | ! Dynamics |
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| 234 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 235 | ! N.B. ta, sa arrays are used as workspace in this section |
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| 236 | !----------------------------------------------------------------------- |
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| 237 | |
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| 238 | ua(:,:,:) = 0.e0 ! set dynamics trends to zero |
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| 239 | va(:,:,:) = 0.e0 |
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| 240 | |
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| 241 | CALL dyn_cor_1d ( kstp ) |
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| 242 | ! ! vertical diffusion |
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[468] | 243 | CALL dyn_zdf( kstp ) |
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[253] | 244 | |
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| 245 | !i bug lbc sur emp |
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| 246 | CALL lbc_lnk( emp, 'T', 1. ) |
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| 247 | !i |
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| 248 | |
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| 249 | CALL dyn_nxt_1d( kstp ) ! lateral velocity at next time step |
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| 250 | |
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| 251 | |
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| 252 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 253 | ! Computation of diagnostic variables |
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| 254 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 255 | ! N.B. ua, va, ta, sa arrays are used as workspace in this section |
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| 256 | !----------------------------------------------------------------------- |
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| 257 | |
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| 258 | CALL oc_fz_pt ! ocean surface freezing temperature |
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| 259 | |
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| 260 | |
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| 261 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 262 | ! Control, diagnostics and outputs |
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| 263 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 264 | ! N.B. ua, va, ta, sa arrays are used as workspace in this section |
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| 265 | !----------------------------------------------------------------------- |
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| 266 | |
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| 267 | ! ! Time loop: control and print |
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| 268 | CALL stp_ctl( kstp, indic ) |
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[474] | 269 | IF ( indic < 0 ) CALL ctl_stop( 'step1d: indic < 0' ) |
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[253] | 270 | |
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| 271 | IF ( nstop == 0 ) THEN |
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| 272 | ! ! Diagnostics: |
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| 273 | ! ! save and outputs |
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| 274 | CALL rst_write ( kstp ) ! ocean model: restart file output |
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| 275 | CALL dia_wri_1d ( kstp, indic ) ! ocean model: outputs |
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| 276 | |
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| 277 | ENDIF |
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| 278 | |
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| 279 | |
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| 280 | END SUBROUTINE stp_1d |
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| 281 | #else |
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| 282 | !!---------------------------------------------------------------------- |
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| 283 | !! Default key NO 1D Config |
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| 284 | !!---------------------------------------------------------------------- |
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| 285 | CONTAINS |
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| 286 | SUBROUTINE stp_1d ( kt ) |
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| 287 | WRITE(*,*) 'stp_1d: You should not have seen this print! error?', kt |
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| 288 | END SUBROUTINE stp_1d |
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| 289 | #endif |
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| 290 | !!====================================================================== |
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| 291 | END MODULE step1d |
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