| 1 | MODULE step_diu |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE stp_diu *** |
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| 4 | !! Time-stepping of diurnal cycle models |
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| 5 | !!====================================================================== |
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| 6 | !! History : 3.7 ! 2015-11 (J. While) Original code |
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| 7 | !!---------------------------------------------------------------------- |
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| 8 | |
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| 9 | USE diurnal_bulk ! diurnal SST bulk routines (diurnal_sst_takaya routine) |
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| 10 | USE cool_skin ! diurnal cool skin correction (diurnal_sst_coolskin routine) |
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| 11 | USE iom |
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| 12 | USE sbc_oce |
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| 13 | USE sbcmod ! surface boundary condition (sbc routine) |
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| 14 | USE diaobs ! Observation operator |
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| 15 | USE oce |
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| 16 | USE daymod |
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| 17 | USE restart ! ocean restart (rst_wri routine) |
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| 18 | USE timing ! Timing |
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| 19 | |
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| 20 | IMPLICIT NONE |
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| 21 | PRIVATE |
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| 22 | |
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| 23 | PUBLIC stp_diurnal ! called by nemogcm.F90 or step.F90 |
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| 24 | |
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| 25 | !!---------------------------------------------------------------------- |
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| 26 | !! NEMO/OCE 4.0 , NEMO Consortium (2018) |
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| 27 | !! $Id:$ |
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| 28 | !! Software governed by the CeCILL licence (./LICENSE) |
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| 29 | !!---------------------------------------------------------------------- |
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| 30 | CONTAINS |
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| 31 | |
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| 32 | SUBROUTINE stp_diurnal( kstp ) |
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| 33 | !!---------------------------------------------------------------------- |
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| 34 | !! *** ROUTINE stp_diurnal *** |
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| 35 | !! |
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| 36 | !! ** Purpose : - Time stepping of diurnal SST model only |
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| 37 | !! |
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| 38 | !! ** Method : -1- Update forcings and data |
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| 39 | !! -2- Update ocean physics |
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| 40 | !! -3- Compute the t and s trends |
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| 41 | !! -4- Update t and s |
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| 42 | !! -5- Compute the momentum trends |
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| 43 | !! -6- Update the horizontal velocity |
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| 44 | !! -7- Compute the diagnostics variables (rd,N2, div,cur,w) |
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| 45 | !! -8- Outputs and diagnostics |
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| 46 | !!---------------------------------------------------------------------- |
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| 47 | INTEGER, INTENT(in) :: kstp ! ocean time-step index |
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| 48 | ! |
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| 49 | INTEGER :: jk ! dummy loop indices |
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| 50 | INTEGER :: indic ! error indicator if < 0 |
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| 51 | REAL(wp), DIMENSION(jpi,jpj) :: z_fvel_bkginc, z_hflux_bkginc |
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| 52 | !! --------------------------------------------------------------------- |
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| 53 | |
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| 54 | IF( ln_diurnal_only ) THEN |
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| 55 | indic = 0 ! reset to no error condition |
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| 56 | IF( kstp /= nit000 ) CALL day( kstp ) ! Calendar (day was already called at nit000 in day_init) |
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| 57 | |
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| 58 | CALL iom_setkt( kstp - nit000 + 1, cxios_context ) ! tell iom we are at time step kstp |
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| 59 | IF( ln_crs ) THEN |
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| 60 | CALL iom_setkt( kstp - nit000 + 1, TRIM(cxios_context)//"_crs" ) ! tell iom we are at time step kstp |
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| 61 | ENDIF |
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| 62 | |
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| 63 | CALL sbc( kstp ) ! Sea Surface Boundary Conditions |
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| 64 | ENDIF |
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| 65 | |
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| 66 | IF( .NOT.ln_diurnal ) CALL ctl_stop( "stp_diurnal: ln_diurnal not set" ) |
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| 67 | |
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| 68 | IF( .NOT. ln_blk ) CALL ctl_stop( "stp_diurnal: diurnal flux processing only implemented for bulk forcing" ) |
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| 69 | |
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| 70 | ! ! Cool skin |
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| 71 | CALL diurnal_sst_coolskin_step( qns, taum, rhop(:,:,1), rn_Dt ) |
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| 72 | |
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| 73 | CALL iom_put( "sst_wl", x_dsst ) ! warm layer (write out before update below). |
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| 74 | CALL iom_put( "sst_cs", x_csdsst ) ! cool skin |
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| 75 | |
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| 76 | ! ! Diurnal warm layer model |
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| 77 | CALL diurnal_sst_takaya_step( kstp, qsr, qns, taum, rhop(:,:,1), rn_Dt ) |
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| 78 | |
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| 79 | IF( ln_diurnal_only ) THEN |
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| 80 | IF( ln_diaobs ) CALL dia_obs( kstp ) ! obs-minus-model (assimilation) diagnostics (call after dynamics update) |
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| 81 | |
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| 82 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 83 | ! Control and restarts |
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| 84 | !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 85 | IF( kstp == nit000 ) CALL iom_close( numror ) ! close input ocean restart file |
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| 86 | IF( lrst_oce ) CALL rst_write( kstp ) ! write output ocean restart file |
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| 87 | |
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| 88 | IF( ln_timing .AND. kstp == nit000 ) CALL timing_reset |
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| 89 | ENDIF |
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| 90 | |
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| 91 | END SUBROUTINE stp_diurnal |
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| 92 | |
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| 93 | !!====================================================================== |
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| 94 | END MODULE step_diu |
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