MODULE sbctide !!====================================================================== !! *** MODULE sbctide *** !! Initialization of tidal forcing !!====================================================================== !! History : 9.0 ! 2007 (O. Le Galloudec) Original code !!---------------------------------------------------------------------- USE oce ! ocean dynamics and tracers variables USE dom_oce ! ocean space and time domain USE phycst USE daymod USE dynspg_oce USE tideini ! USE iom USE in_out_manager ! I/O units USE ioipsl ! NetCDF IPSL library USE lbclnk ! ocean lateral boundary conditions (or mpp link) IMPLICIT NONE PUBLIC REAL(wp), PUBLIC, ALLOCATABLE, DIMENSION(:,:) :: pot_astro ! #if defined key_tide !!---------------------------------------------------------------------- !! 'key_tide' : tidal potential !!---------------------------------------------------------------------- !! sbc_tide : !! tide_init_potential : !!---------------------------------------------------------------------- LOGICAL, PUBLIC, PARAMETER :: lk_tide = .TRUE. REAL(wp), ALLOCATABLE, DIMENSION(:,:,:) :: amp_pot, phi_pot !!---------------------------------------------------------------------- !! NEMO/OPA 3.5 , NEMO Consortium (2013) !! $Id$ !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) !!---------------------------------------------------------------------- CONTAINS SUBROUTINE sbc_tide( kt ) !!---------------------------------------------------------------------- !! *** ROUTINE sbc_tide *** !!---------------------------------------------------------------------- INTEGER, INTENT( in ) :: kt ! ocean time-step INTEGER :: jk ! dummy loop index !!---------------------------------------------------------------------- IF( nsec_day == NINT(0.5_wp * rdttra(1)) ) THEN ! start a new day ! IF( kt == nit000 ) THEN ALLOCATE( amp_pot(jpi,jpj,nb_harmo), & & phi_pot(jpi,jpj,nb_harmo), pot_astro(jpi,jpj) ) ENDIF ! amp_pot(:,:,:) = 0._wp phi_pot(:,:,:) = 0._wp pot_astro(:,:) = 0._wp ! CALL tide_harmo( omega_tide, v0tide, utide, ftide, ntide, nb_harmo ) ! kt_tide = kt ! IF(lwp) THEN WRITE(numout,*) WRITE(numout,*) 'sbc_tide : Update of the components and (re)Init. the potential at kt=', kt WRITE(numout,*) '~~~~~~~~ ' DO jk = 1, nb_harmo WRITE(numout,*) Wave(ntide(jk))%cname_tide, utide(jk), ftide(jk), v0tide(jk), omega_tide(jk) END DO ENDIF ! IF( ln_tide_pot ) CALL tide_init_potential ! ENDIF ! END SUBROUTINE sbc_tide SUBROUTINE tide_init_potential !!---------------------------------------------------------------------- !! *** ROUTINE tide_init_potential *** !!---------------------------------------------------------------------- INTEGER :: ji, jj, jk ! dummy loop indices REAL(wp) :: zcons, ztmp1, ztmp2, zlat, zlon, ztmp, zamp, zcs ! local scalar !!---------------------------------------------------------------------- DO jk = 1, nb_harmo zcons = 0.7_wp * Wave(ntide(jk))%equitide * ftide(jk) DO ji = 1, jpi DO jj = 1, jpj ztmp1 = amp_pot(ji,jj,jk) * COS( phi_pot(ji,jj,jk) ) ztmp2 = -amp_pot(ji,jj,jk) * SIN( phi_pot(ji,jj,jk) ) zlat = gphit(ji,jj)*rad !! latitude en radian zlon = glamt(ji,jj)*rad !! longitude en radian ztmp = v0tide(jk) + utide(jk) + Wave(ntide(jk))%nutide * zlon ! le potentiel est composé des effets des astres: IF ( Wave(ntide(jk))%nutide == 1 ) THEN ; zcs = zcons * SIN( 2._wp*zlat ) ELSEIF( Wave(ntide(jk))%nutide == 2 ) THEN ; zcs = zcons * COS( zlat )**2 ELSE ; zcs = 0._wp ENDIF ztmp1 = ztmp1 + zcs * COS( ztmp ) ztmp2 = ztmp2 - zcs * SIN( ztmp ) zamp = SQRT( ztmp1*ztmp1 + ztmp2*ztmp2 ) amp_pot(ji,jj,jk) = zamp phi_pot(ji,jj,jk) = ATAN2( -ztmp2 / MAX( 1.e-10_wp , zamp ) , & & ztmp1 / MAX( 1.e-10_wp, zamp ) ) END DO END DO END DO ! END SUBROUTINE tide_init_potential #else !!---------------------------------------------------------------------- !! Default case : Empty module !!---------------------------------------------------------------------- LOGICAL, PUBLIC, PARAMETER :: lk_tide = .FALSE. CONTAINS SUBROUTINE sbc_tide( kt ) ! Empty routine INTEGER , INTENT(in) :: kt ! ocean time-step WRITE(*,*) 'sbc_tide: You should not have seen this print! error?', kt END SUBROUTINE sbc_tide #endif !!====================================================================== END MODULE sbctide