[2952] | 1 | MODULE sbctide |
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| 2 | !!================================================================================= |
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| 3 | !! *** MODULE sbctide *** |
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| 4 | !! Initialization of tidal forcing |
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| 5 | !! History : 9.0 ! 07 (O. Le Galloudec) Original code |
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| 6 | !!================================================================================= |
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| 7 | !! * Modules used |
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| 8 | USE oce ! ocean dynamics and tracers variables |
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| 9 | USE dom_oce ! ocean space and time domain |
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| 10 | USE in_out_manager ! I/O units |
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| 11 | USE ioipsl ! NetCDF IPSL library |
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| 12 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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| 13 | USE phycst |
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| 14 | USE daymod |
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| 15 | USE dynspg_oce |
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[3651] | 16 | USE tideini |
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[2952] | 17 | USE iom |
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| 18 | |
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| 19 | IMPLICIT NONE |
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| 20 | PUBLIC |
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| 21 | |
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| 22 | REAL(wp), PUBLIC, ALLOCATABLE, DIMENSION(:,:) :: pot_astro |
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[3651] | 23 | |
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[2952] | 24 | #if defined key_tide |
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| 25 | |
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| 26 | LOGICAL, PUBLIC, PARAMETER :: lk_tide = .TRUE. |
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| 27 | REAL(wp), ALLOCATABLE, DIMENSION(:,:,:) :: amp_pot,phi_pot |
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| 28 | !!--------------------------------------------------------------------------------- |
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| 29 | !! OPA 9.0 , LODYC-IPSL (2003) |
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| 30 | !!--------------------------------------------------------------------------------- |
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| 31 | |
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| 32 | CONTAINS |
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| 33 | |
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| 34 | SUBROUTINE sbc_tide ( kt ) |
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| 35 | !!---------------------------------------------------------------------- |
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| 36 | !! *** ROUTINE sbc_tide *** |
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| 37 | !!---------------------------------------------------------------------- |
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| 38 | !! * Arguments |
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| 39 | INTEGER, INTENT( in ) :: kt ! ocean time-step |
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| 40 | !!---------------------------------------------------------------------- |
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| 41 | |
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[3651] | 42 | IF ( kt == nit000 .AND. .NOT. lk_dynspg_ts ) CALL ctl_stop( 'STOP', 'sbc_tide : tidal potential use only with time splitting' ) |
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[2952] | 43 | |
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[3651] | 44 | IF ( nsec_day == NINT(0.5 * rdttra(1)) ) THEN |
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| 45 | ! |
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| 46 | kt_tide = kt |
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[2952] | 47 | |
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[3651] | 48 | IF(lwp) THEN |
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| 49 | WRITE(numout,*) |
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| 50 | WRITE(numout,*) 'sbc_tide : (re)Initialization of the tidal potential at kt=',kt |
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| 51 | WRITE(numout,*) '~~~~~~~ ' |
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| 52 | ENDIF |
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[2952] | 53 | |
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[3651] | 54 | IF(lwp) THEN |
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| 55 | IF ( kt == nit000 ) WRITE(numout,*) 'Apply astronomical potential : ln_tide_pot =', ln_tide_pot |
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| 56 | CALL flush(numout) |
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| 57 | ENDIF |
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[2952] | 58 | |
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[3651] | 59 | IF ( kt == nit000 ) ALLOCATE(amp_pot(jpi,jpj,nb_harmo)) |
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| 60 | IF ( kt == nit000 ) ALLOCATE(phi_pot(jpi,jpj,nb_harmo)) |
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| 61 | IF ( kt == nit000 ) ALLOCATE(pot_astro(jpi,jpj)) |
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[2952] | 62 | |
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[3651] | 63 | amp_pot(:,:,:) = 0.e0 |
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| 64 | phi_pot(:,:,:) = 0.e0 |
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| 65 | pot_astro(:,:) = 0.e0 |
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[2952] | 66 | |
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[3651] | 67 | IF ( ln_tide_pot ) CALL tide_init_potential |
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| 68 | ! |
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[2952] | 69 | ENDIF |
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| 70 | |
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| 71 | END SUBROUTINE sbc_tide |
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| 72 | |
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| 73 | SUBROUTINE tide_init_potential |
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| 74 | !!---------------------------------------------------------------------- |
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| 75 | !! *** ROUTINE tide_init_potential *** |
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| 76 | !!---------------------------------------------------------------------- |
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| 77 | !! * Local declarations |
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| 78 | INTEGER :: ji,jj,jk |
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| 79 | REAL(wp) :: zcons,ztmp1,ztmp2,zlat,zlon |
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| 80 | |
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| 81 | |
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| 82 | DO jk=1,nb_harmo |
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| 83 | zcons=0.7*Wave(ntide(jk))%equitide*ftide(jk) |
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| 84 | do ji=1,jpi |
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| 85 | do jj=1,jpj |
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| 86 | ztmp1 = amp_pot(ji,jj,jk)*COS(phi_pot(ji,jj,jk)) |
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| 87 | ztmp2 = -amp_pot(ji,jj,jk)*SIN(phi_pot(ji,jj,jk)) |
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| 88 | zlat = gphit(ji,jj)*rad !! latitude en radian |
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| 89 | zlon = glamt(ji,jj)*rad !! longitude en radian |
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| 90 | ! le potentiel est composé des effets des astres: |
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| 91 | IF (Wave(ntide(jk))%nutide .EQ.1) THEN |
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| 92 | ztmp1= ztmp1 + zcons*(SIN(2.*zlat))*COS(v0tide(jk)+utide(jk)+Wave(ntide(jk))%nutide*zlon) |
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| 93 | ztmp2= ztmp2 - zcons*(SIN(2.*zlat))*SIN(v0tide(jk)+utide(jk)+Wave(ntide(jk))%nutide*zlon) |
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| 94 | ENDIF |
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| 95 | IF (Wave(ntide(jk))%nutide.EQ.2) THEN |
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| 96 | ztmp1= ztmp1 + zcons*(COS(zlat)**2)*COS(v0tide(jk)+utide(jk)+Wave(ntide(jk))%nutide*zlon) |
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| 97 | ztmp2= ztmp2 - zcons*(COS(zlat)**2)*SIN(v0tide(jk)+utide(jk)+Wave(ntide(jk))%nutide*zlon) |
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| 98 | ENDIF |
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| 99 | amp_pot(ji,jj,jk)=SQRT(ztmp1**2+ztmp2**2) |
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| 100 | phi_pot(ji,jj,jk)=ATAN2(-ztmp2/MAX(1.E-10,SQRT(ztmp1**2+ztmp2**2)),ztmp1/MAX(1.E-10,SQRT(ztmp1**2+ztmp2**2))) |
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| 101 | enddo |
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| 102 | enddo |
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| 103 | END DO |
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| 104 | |
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| 105 | END SUBROUTINE tide_init_potential |
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| 106 | |
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| 107 | #else |
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| 108 | !!---------------------------------------------------------------------- |
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| 109 | !! Default case : Empty module |
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| 110 | !!---------------------------------------------------------------------- |
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| 111 | LOGICAL, PUBLIC, PARAMETER :: lk_tide = .FALSE. |
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| 112 | CONTAINS |
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| 113 | SUBROUTINE sbc_tide( kt ) ! Empty routine |
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| 114 | INTEGER , INTENT(in) :: kt ! ocean time-step |
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| 115 | WRITE(*,*) 'sbc_tide: You should not have seen this print! error?', kt |
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| 116 | END SUBROUTINE sbc_tide |
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| 117 | #endif |
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| 118 | !!====================================================================== |
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| 119 | |
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| 120 | END MODULE sbctide |
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