| 1 | MODULE trdvor |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE trdvor *** |
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| 4 | !! Ocean diagnostics: momentum trends |
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| 5 | !!===================================================================== |
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| 6 | !! History : 1.0 ! 2006-01 (L. Brunier, A-M. Treguier) Original code |
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| 7 | !! 2.0 ! 2008-04 (C. Talandier) New trends organization |
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| 8 | !! 3.5 ! 2012-02 (G. Madec) regroup beta.V computation with pvo trend |
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| 9 | !!---------------------------------------------------------------------- |
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| 10 | |
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| 11 | !!---------------------------------------------------------------------- |
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| 12 | !! trd_vor : momentum trends averaged over the depth |
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| 13 | !! trd_vor_zint : vorticity vertical integration |
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| 14 | !! trd_vor_init : initialization step |
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| 15 | !!---------------------------------------------------------------------- |
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| 16 | USE oce ! ocean dynamics and tracers variables |
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| 17 | USE dom_oce ! ocean space and time domain variables |
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| 18 | USE trd_oce ! trends: ocean variables |
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| 19 | USE zdf_oce ! ocean vertical physics |
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| 20 | USE sbc_oce ! surface boundary condition: ocean |
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| 21 | USE phycst ! Define parameters for the routines |
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| 22 | USE ldfdyn ! ocean active tracers: lateral physics |
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| 23 | USE dianam ! build the name of file (routine) |
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| 24 | USE zdfmxl ! mixed layer depth |
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| 25 | ! |
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| 26 | USE in_out_manager ! I/O manager |
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| 27 | USE ioipsl ! NetCDF library |
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| 28 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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| 29 | USE lib_mpp ! MPP library |
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| 30 | |
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| 31 | IMPLICIT NONE |
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| 32 | PRIVATE |
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| 33 | |
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| 34 | INTERFACE trd_vor_zint |
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| 35 | MODULE PROCEDURE trd_vor_zint_2d, trd_vor_zint_3d |
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| 36 | END INTERFACE |
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| 37 | |
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| 38 | PUBLIC trd_vor ! routine called by trddyn.F90 |
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| 39 | PUBLIC trd_vor_init ! routine called by opa.F90 |
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| 40 | PUBLIC trd_vor_alloc ! routine called by nemogcm.F90 |
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| 41 | |
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| 42 | INTEGER :: nh_t, nmoydpvor, nidvor, nhoridvor, ndimvor1, icount ! needs for IOIPSL output |
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| 43 | INTEGER, SAVE, ALLOCATABLE, DIMENSION(:) :: ndexvor1 ! needed for IOIPSL output |
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| 44 | INTEGER :: ndebug ! (0/1) set it to 1 in case of problem to have more print |
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| 45 | |
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| 46 | REAL(wp), SAVE, ALLOCATABLE, DIMENSION(:,:) :: vor_avr ! average |
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| 47 | REAL(wp), SAVE, ALLOCATABLE, DIMENSION(:,:) :: vor_avrb ! before vorticity (kt-1) |
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| 48 | REAL(wp), SAVE, ALLOCATABLE, DIMENSION(:,:) :: vor_avrbb ! vorticity at begining of the nwrite-1 timestep averaging period |
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| 49 | REAL(wp), SAVE, ALLOCATABLE, DIMENSION(:,:) :: vor_avrbn ! after vorticity at time step after the |
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| 50 | REAL(wp), SAVE, ALLOCATABLE, DIMENSION(:,:) :: rotot ! begining of the NWRITE-1 timesteps |
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| 51 | REAL(wp), SAVE, ALLOCATABLE, DIMENSION(:,:) :: vor_avrtot ! |
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| 52 | REAL(wp), SAVE, ALLOCATABLE, DIMENSION(:,:) :: vor_avrres ! |
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| 53 | REAL(wp), SAVE, ALLOCATABLE, DIMENSION(:,:,:) :: vortrd ! curl of trends |
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| 54 | |
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| 55 | CHARACTER(len=12) :: cvort |
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| 56 | |
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| 57 | !! * Substitutions |
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| 58 | # include "vectopt_loop_substitute.h90" |
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| 59 | !!---------------------------------------------------------------------- |
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| 60 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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| 61 | !! $Id$ |
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| 62 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 63 | !!---------------------------------------------------------------------- |
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| 64 | CONTAINS |
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| 65 | |
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| 66 | INTEGER FUNCTION trd_vor_alloc() |
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| 67 | !!---------------------------------------------------------------------------- |
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| 68 | !! *** ROUTINE trd_vor_alloc *** |
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| 69 | !!---------------------------------------------------------------------------- |
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| 70 | ALLOCATE( vor_avr (jpi,jpj) , vor_avrb(jpi,jpj) , vor_avrbb (jpi,jpj) , & |
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| 71 | & vor_avrbn (jpi,jpj) , rotot (jpi,jpj) , vor_avrtot(jpi,jpj) , & |
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| 72 | & vor_avrres(jpi,jpj) , vortrd (jpi,jpj,jpltot_vor) , & |
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| 73 | & ndexvor1 (jpi*jpj) , STAT= trd_vor_alloc ) |
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| 74 | ! |
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| 75 | IF( lk_mpp ) CALL mpp_sum ( trd_vor_alloc ) |
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| 76 | IF( trd_vor_alloc /= 0 ) CALL ctl_warn('trd_vor_alloc: failed to allocate arrays') |
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| 77 | END FUNCTION trd_vor_alloc |
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| 78 | |
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| 79 | |
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| 80 | SUBROUTINE trd_vor( putrd, pvtrd, ktrd, kt ) |
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| 81 | !!---------------------------------------------------------------------- |
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| 82 | !! *** ROUTINE trd_vor *** |
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| 83 | !! |
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| 84 | !! ** Purpose : computation of cumulated trends over analysis period |
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| 85 | !! and make outputs (NetCDF format) |
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| 86 | !!---------------------------------------------------------------------- |
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| 87 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: putrd, pvtrd ! U and V trends |
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| 88 | INTEGER , INTENT(in ) :: ktrd ! trend index |
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| 89 | INTEGER , INTENT(in ) :: kt ! time step |
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| 90 | ! |
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| 91 | INTEGER :: ji, jj ! dummy loop indices |
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| 92 | REAL(wp), DIMENSION(jpi,jpj) :: ztswu, ztswv ! 2D workspace |
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| 93 | !!---------------------------------------------------------------------- |
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| 94 | |
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| 95 | |
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| 96 | SELECT CASE( ktrd ) |
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| 97 | CASE( jpdyn_hpg ) ; CALL trd_vor_zint( putrd, pvtrd, jpvor_prg ) ! Hydrostatique Pressure Gradient |
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| 98 | CASE( jpdyn_keg ) ; CALL trd_vor_zint( putrd, pvtrd, jpvor_keg ) ! KE Gradient |
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| 99 | CASE( jpdyn_rvo ) ; CALL trd_vor_zint( putrd, pvtrd, jpvor_rvo ) ! Relative Vorticity |
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| 100 | CASE( jpdyn_pvo ) ; CALL trd_vor_zint( putrd, pvtrd, jpvor_pvo ) ! Planetary Vorticity Term |
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| 101 | CASE( jpdyn_ldf ) ; CALL trd_vor_zint( putrd, pvtrd, jpvor_ldf ) ! Horizontal Diffusion |
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| 102 | CASE( jpdyn_zad ) ; CALL trd_vor_zint( putrd, pvtrd, jpvor_zad ) ! Vertical Advection |
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| 103 | CASE( jpdyn_spg ) ; CALL trd_vor_zint( putrd, pvtrd, jpvor_spg ) ! Surface Pressure Grad. |
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| 104 | CASE( jpdyn_zdf ) ! Vertical Diffusion |
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| 105 | ztswu(:,:) = 0.e0 ; ztswv(:,:) = 0.e0 |
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| 106 | DO jj = 2, jpjm1 ! wind stress trends |
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| 107 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 108 | ztswu(ji,jj) = 0.5 * ( utau_b(ji,jj) + utau(ji,jj) ) / ( e3u_n(ji,jj,1) * rau0 ) |
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| 109 | ztswv(ji,jj) = 0.5 * ( vtau_b(ji,jj) + vtau(ji,jj) ) / ( e3v_n(ji,jj,1) * rau0 ) |
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| 110 | END DO |
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| 111 | END DO |
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| 112 | ! |
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| 113 | CALL trd_vor_zint( putrd, pvtrd, jpvor_zdf ) ! zdf trend including surf./bot. stresses |
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| 114 | CALL trd_vor_zint( ztswu, ztswv, jpvor_swf ) ! surface wind stress |
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| 115 | CASE( jpdyn_bfr ) |
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| 116 | CALL trd_vor_zint( putrd, pvtrd, jpvor_bfr ) ! Bottom stress |
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| 117 | ! |
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| 118 | CASE( jpdyn_atf ) ! last trends: perform the output of 2D vorticity trends |
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| 119 | CALL trd_vor_iom( kt ) |
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| 120 | END SELECT |
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| 121 | ! |
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| 122 | ! |
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| 123 | END SUBROUTINE trd_vor |
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| 124 | |
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| 125 | |
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| 126 | SUBROUTINE trd_vor_zint_2d( putrdvor, pvtrdvor, ktrd ) |
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| 127 | !!---------------------------------------------------------------------------- |
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| 128 | !! *** ROUTINE trd_vor_zint *** |
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| 129 | !! |
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| 130 | !! ** Purpose : computation of vertically integrated vorticity budgets |
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| 131 | !! from ocean surface down to control surface (NetCDF output) |
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| 132 | !! |
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| 133 | !! ** Method/usage : integration done over nwrite-1 time steps |
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| 134 | !! |
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| 135 | !! ** Action : trends : |
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| 136 | !! vortrd (,, 1) = Pressure Gradient Trend |
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| 137 | !! vortrd (,, 2) = KE Gradient Trend |
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| 138 | !! vortrd (,, 3) = Relative Vorticity Trend |
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| 139 | !! vortrd (,, 4) = Coriolis Term Trend |
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| 140 | !! vortrd (,, 5) = Horizontal Diffusion Trend |
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| 141 | !! vortrd (,, 6) = Vertical Advection Trend |
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| 142 | !! vortrd (,, 7) = Vertical Diffusion Trend |
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| 143 | !! vortrd (,, 8) = Surface Pressure Grad. Trend |
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| 144 | !! vortrd (,, 9) = Beta V |
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| 145 | !! vortrd (,,10) = forcing term |
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| 146 | !! vortrd (,,11) = bottom friction term |
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| 147 | !! rotot(,) : total cumulative trends over nwrite-1 time steps |
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| 148 | !! vor_avrtot(,) : first membre of vrticity equation |
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| 149 | !! vor_avrres(,) : residual = dh/dt entrainment |
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| 150 | !! |
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| 151 | !! trends output in netCDF format using ioipsl |
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| 152 | !!---------------------------------------------------------------------- |
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| 153 | INTEGER , INTENT(in ) :: ktrd ! ocean trend index |
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| 154 | REAL(wp), DIMENSION(jpi,jpj), INTENT(inout) :: putrdvor ! u vorticity trend |
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| 155 | REAL(wp), DIMENSION(jpi,jpj), INTENT(inout) :: pvtrdvor ! v vorticity trend |
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| 156 | ! |
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| 157 | INTEGER :: ji, jj ! dummy loop indices |
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| 158 | INTEGER :: ikbu, ikbv ! local integers |
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| 159 | REAL(wp), DIMENSION(jpi,jpj) :: zudpvor, zvdpvor ! total cmulative trends |
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| 160 | !!---------------------------------------------------------------------- |
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| 161 | |
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| 162 | ! |
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| 163 | ! |
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| 164 | |
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| 165 | zudpvor(:,:) = 0._wp ; zvdpvor(:,:) = 0._wp ! Initialisation |
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| 166 | CALL lbc_lnk( putrdvor, 'U', -1. ) ; CALL lbc_lnk( pvtrdvor, 'V', -1. ) ! lateral boundary condition |
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| 167 | |
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| 168 | |
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| 169 | ! ===================================== |
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| 170 | ! I vertical integration of 2D trends |
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| 171 | ! ===================================== |
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| 172 | |
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| 173 | SELECT CASE( ktrd ) |
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| 174 | ! |
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| 175 | CASE( jpvor_bfr ) ! bottom friction |
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| 176 | DO jj = 2, jpjm1 |
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| 177 | DO ji = fs_2, fs_jpim1 |
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| 178 | ikbu = mbkv(ji,jj) |
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| 179 | ikbv = mbkv(ji,jj) |
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| 180 | zudpvor(ji,jj) = putrdvor(ji,jj) * e3u_n(ji,jj,ikbu) * e1u(ji,jj) * umask(ji,jj,ikbu) |
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| 181 | zvdpvor(ji,jj) = pvtrdvor(ji,jj) * e3v_n(ji,jj,ikbv) * e2v(ji,jj) * vmask(ji,jj,ikbv) |
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| 182 | END DO |
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| 183 | END DO |
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| 184 | ! |
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| 185 | CASE( jpvor_swf ) ! wind stress |
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| 186 | zudpvor(:,:) = putrdvor(:,:) * e3u_n(:,:,1) * e1u(:,:) * umask(:,:,1) |
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| 187 | zvdpvor(:,:) = pvtrdvor(:,:) * e3v_n(:,:,1) * e2v(:,:) * vmask(:,:,1) |
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| 188 | ! |
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| 189 | END SELECT |
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| 190 | |
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| 191 | ! Average except for Beta.V |
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| 192 | zudpvor(:,:) = zudpvor(:,:) * r1_hu_n(:,:) |
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| 193 | zvdpvor(:,:) = zvdpvor(:,:) * r1_hv_n(:,:) |
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| 194 | |
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| 195 | ! Curl |
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| 196 | DO ji = 1, jpim1 |
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| 197 | DO jj = 1, jpjm1 |
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| 198 | vortrd(ji,jj,ktrd) = ( zvdpvor(ji+1,jj) - zvdpvor(ji,jj) & |
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| 199 | & - ( zudpvor(ji,jj+1) - zudpvor(ji,jj) ) ) / ( e1f(ji,jj) * e2f(ji,jj) ) |
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| 200 | END DO |
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| 201 | END DO |
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| 202 | vortrd(:,:,ktrd) = vortrd(:,:,ktrd) * fmask(:,:,1) ! Surface mask |
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| 203 | |
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| 204 | IF( ndebug /= 0 ) THEN |
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| 205 | IF(lwp) WRITE(numout,*) ' debuging trd_vor_zint: I done' |
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| 206 | CALL FLUSH(numout) |
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| 207 | ENDIF |
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| 208 | ! |
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| 209 | ! |
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| 210 | END SUBROUTINE trd_vor_zint_2d |
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| 211 | |
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| 212 | |
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| 213 | SUBROUTINE trd_vor_zint_3d( putrdvor, pvtrdvor, ktrd ) |
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| 214 | !!---------------------------------------------------------------------------- |
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| 215 | !! *** ROUTINE trd_vor_zint *** |
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| 216 | !! |
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| 217 | !! ** Purpose : computation of vertically integrated vorticity budgets |
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| 218 | !! from ocean surface down to control surface (NetCDF output) |
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| 219 | !! |
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| 220 | !! ** Method/usage : integration done over nwrite-1 time steps |
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| 221 | !! |
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| 222 | !! ** Action : trends : |
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| 223 | !! vortrd (,,1) = Pressure Gradient Trend |
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| 224 | !! vortrd (,,2) = KE Gradient Trend |
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| 225 | !! vortrd (,,3) = Relative Vorticity Trend |
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| 226 | !! vortrd (,,4) = Coriolis Term Trend |
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| 227 | !! vortrd (,,5) = Horizontal Diffusion Trend |
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| 228 | !! vortrd (,,6) = Vertical Advection Trend |
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| 229 | !! vortrd (,,7) = Vertical Diffusion Trend |
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| 230 | !! vortrd (,,8) = Surface Pressure Grad. Trend |
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| 231 | !! vortrd (,,9) = Beta V |
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| 232 | !! vortrd (,,10) = forcing term |
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| 233 | !! vortrd (,,11) = bottom friction term |
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| 234 | !! rotot(,) : total cumulative trends over nwrite-1 time steps |
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| 235 | !! vor_avrtot(,) : first membre of vrticity equation |
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| 236 | !! vor_avrres(,) : residual = dh/dt entrainment |
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| 237 | !! |
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| 238 | !! trends output in netCDF format using ioipsl |
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| 239 | !!---------------------------------------------------------------------- |
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| 240 | ! |
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| 241 | INTEGER , INTENT(in ) :: ktrd ! ocean trend index |
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| 242 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(inout) :: putrdvor ! u vorticity trend |
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| 243 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(inout) :: pvtrdvor ! v vorticity trend |
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| 244 | ! |
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| 245 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 246 | REAL(wp), DIMENSION(jpi,jpj) :: zubet , zvbet ! Beta.V |
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| 247 | REAL(wp), DIMENSION(jpi,jpj) :: zudpvor, zvdpvor ! total cmulative trends |
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| 248 | !!---------------------------------------------------------------------- |
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| 249 | |
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| 250 | |
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| 251 | ! Initialization |
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| 252 | zubet (:,:) = 0._wp |
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| 253 | zvbet (:,:) = 0._wp |
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| 254 | zudpvor(:,:) = 0._wp |
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| 255 | zvdpvor(:,:) = 0._wp |
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| 256 | ! |
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| 257 | CALL lbc_lnk( putrdvor, 'U', -1. ) ! lateral boundary condition on input momentum trends |
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| 258 | CALL lbc_lnk( pvtrdvor, 'V', -1. ) |
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| 259 | |
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| 260 | ! ===================================== |
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| 261 | ! I vertical integration of 3D trends |
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| 262 | ! ===================================== |
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| 263 | ! putrdvor and pvtrdvor terms |
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| 264 | DO jk = 1,jpk |
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| 265 | zudpvor(:,:) = zudpvor(:,:) + putrdvor(:,:,jk) * e3u_n(:,:,jk) * e1u(:,:) * umask(:,:,jk) |
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| 266 | zvdpvor(:,:) = zvdpvor(:,:) + pvtrdvor(:,:,jk) * e3v_n(:,:,jk) * e2v(:,:) * vmask(:,:,jk) |
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| 267 | END DO |
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| 268 | |
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| 269 | ! Planetary vorticity: 2nd computation (Beta.V term) store the vertical sum |
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| 270 | ! as Beta.V term need intergration, not average |
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| 271 | IF( ktrd == jpvor_pvo ) THEN |
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| 272 | zubet(:,:) = zudpvor(:,:) |
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| 273 | zvbet(:,:) = zvdpvor(:,:) |
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| 274 | DO ji = 1, jpim1 |
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| 275 | DO jj = 1, jpjm1 |
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| 276 | vortrd(ji,jj,jpvor_bev) = ( zvbet(ji+1,jj) - zvbet(ji,jj) & |
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| 277 | & - ( zubet(ji,jj+1) - zubet(ji,jj) ) ) / ( e1f(ji,jj) * e2f(ji,jj) ) |
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| 278 | END DO |
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| 279 | END DO |
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| 280 | ! Average of the Curl and Surface mask |
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| 281 | vortrd(:,:,jpvor_bev) = vortrd(:,:,jpvor_bev) * r1_hu_n(:,:) * fmask(:,:,1) |
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| 282 | ENDIF |
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| 283 | ! |
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| 284 | ! Average |
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| 285 | zudpvor(:,:) = zudpvor(:,:) * r1_hu_n(:,:) |
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| 286 | zvdpvor(:,:) = zvdpvor(:,:) * r1_hv_n(:,:) |
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| 287 | ! |
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| 288 | ! Curl |
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| 289 | DO ji=1,jpim1 |
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| 290 | DO jj=1,jpjm1 |
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| 291 | vortrd(ji,jj,ktrd) = ( zvdpvor(ji+1,jj) - zvdpvor(ji,jj) & |
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| 292 | & - ( zudpvor(ji,jj+1) - zudpvor(ji,jj) ) ) / ( e1f(ji,jj) * e2f(ji,jj) ) |
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| 293 | END DO |
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| 294 | END DO |
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| 295 | ! Surface mask |
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| 296 | vortrd(:,:,ktrd) = vortrd(:,:,ktrd) * fmask(:,:,1) |
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| 297 | |
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| 298 | IF( ndebug /= 0 ) THEN |
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| 299 | IF(lwp) WRITE(numout,*) ' debuging trd_vor_zint: I done' |
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| 300 | CALL FLUSH(numout) |
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| 301 | ENDIF |
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| 302 | ! |
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| 303 | ! |
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| 304 | END SUBROUTINE trd_vor_zint_3d |
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| 305 | |
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| 306 | |
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| 307 | SUBROUTINE trd_vor_iom( kt ) |
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| 308 | !!---------------------------------------------------------------------- |
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| 309 | !! *** ROUTINE trd_vor *** |
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| 310 | !! |
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| 311 | !! ** Purpose : computation of cumulated trends over analysis period |
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| 312 | !! and make outputs (NetCDF format) |
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| 313 | !!---------------------------------------------------------------------- |
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| 314 | INTEGER , INTENT(in ) :: kt ! time step |
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| 315 | ! |
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| 316 | INTEGER :: ji, jj, jk, jl ! dummy loop indices |
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| 317 | INTEGER :: it, itmod ! local integers |
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| 318 | REAL(wp) :: zmean ! local scalars |
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| 319 | REAL(wp), DIMENSION(jpi,jpj) :: zun, zvn |
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| 320 | !!---------------------------------------------------------------------- |
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| 321 | |
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| 322 | |
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| 323 | ! ================= |
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| 324 | ! I. Initialization |
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| 325 | ! ================= |
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| 326 | |
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| 327 | |
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| 328 | ! I.1 set before values of vertically average u and v |
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| 329 | ! --------------------------------------------------- |
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| 330 | |
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| 331 | IF( kt > nit000 ) vor_avrb(:,:) = vor_avr(:,:) |
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| 332 | |
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| 333 | ! I.2 vertically integrated vorticity |
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| 334 | ! ---------------------------------- |
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| 335 | |
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| 336 | vor_avr (:,:) = 0._wp |
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| 337 | zun (:,:) = 0._wp |
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| 338 | zvn (:,:) = 0._wp |
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| 339 | vor_avrtot(:,:) = 0._wp |
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| 340 | vor_avrres(:,:) = 0._wp |
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| 341 | |
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| 342 | ! Vertically averaged velocity |
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| 343 | DO jk = 1, jpk - 1 |
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| 344 | zun(:,:) = zun(:,:) + e1u(:,:) * un(:,:,jk) * e3u_n(:,:,jk) |
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| 345 | zvn(:,:) = zvn(:,:) + e2v(:,:) * vn(:,:,jk) * e3v_n(:,:,jk) |
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| 346 | END DO |
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| 347 | |
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| 348 | zun(:,:) = zun(:,:) * r1_hu_n(:,:) |
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| 349 | zvn(:,:) = zvn(:,:) * r1_hv_n(:,:) |
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| 350 | |
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| 351 | ! Curl |
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| 352 | DO ji = 1, jpim1 |
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| 353 | DO jj = 1, jpjm1 |
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| 354 | vor_avr(ji,jj) = ( ( zvn(ji+1,jj) - zvn(ji,jj) ) & |
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| 355 | & - ( zun(ji,jj+1) - zun(ji,jj) ) ) / ( e1f(ji,jj) * e2f(ji,jj) ) * fmask(ji,jj,1) |
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| 356 | END DO |
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| 357 | END DO |
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| 358 | |
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| 359 | ! ================================= |
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| 360 | ! II. Cumulated trends |
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| 361 | ! ================================= |
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| 362 | |
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| 363 | ! II.1 set `before' mixed layer values for kt = nit000+1 |
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| 364 | ! ------------------------------------------------------ |
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| 365 | IF( kt == nit000+1 ) THEN |
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| 366 | vor_avrbb(:,:) = vor_avrb(:,:) |
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| 367 | vor_avrbn(:,:) = vor_avr (:,:) |
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| 368 | ENDIF |
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| 369 | |
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| 370 | ! II.2 cumulated trends over analysis period (kt=2 to nwrite) |
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| 371 | ! ---------------------- |
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| 372 | ! trends cumulated over nwrite-2 time steps |
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| 373 | |
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| 374 | IF( kt >= nit000+2 ) THEN |
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| 375 | nmoydpvor = nmoydpvor + 1 |
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| 376 | DO jl = 1, jpltot_vor |
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| 377 | IF( jl /= 9 ) THEN |
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| 378 | rotot(:,:) = rotot(:,:) + vortrd(:,:,jl) |
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| 379 | ENDIF |
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| 380 | END DO |
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| 381 | ENDIF |
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| 382 | |
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| 383 | ! ============================================= |
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| 384 | ! III. Output in netCDF + residual computation |
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| 385 | ! ============================================= |
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| 386 | |
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| 387 | ! define time axis |
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| 388 | it = kt |
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| 389 | itmod = kt - nit000 + 1 |
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| 390 | |
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| 391 | IF( MOD( it, nn_trd ) == 0 ) THEN |
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| 392 | |
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| 393 | ! III.1 compute total trend |
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| 394 | ! ------------------------ |
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| 395 | zmean = 1._wp / ( REAL( nmoydpvor, wp ) * 2._wp * rdt ) |
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| 396 | vor_avrtot(:,:) = ( vor_avr(:,:) - vor_avrbn(:,:) + vor_avrb(:,:) - vor_avrbb(:,:) ) * zmean |
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| 397 | |
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| 398 | |
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| 399 | ! III.2 compute residual |
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| 400 | ! --------------------- |
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| 401 | zmean = 1._wp / REAL( nmoydpvor, wp ) |
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| 402 | vor_avrres(:,:) = vor_avrtot(:,:) - rotot(:,:) / zmean |
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| 403 | |
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| 404 | ! Boundary conditions |
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| 405 | CALL lbc_lnk( vor_avrtot, 'F', 1. ) |
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| 406 | CALL lbc_lnk( vor_avrres, 'F', 1. ) |
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| 407 | |
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| 408 | |
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| 409 | ! III.3 time evolution array swap |
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| 410 | ! ------------------------------ |
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| 411 | vor_avrbb(:,:) = vor_avrb(:,:) |
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| 412 | vor_avrbn(:,:) = vor_avr (:,:) |
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| 413 | ! |
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| 414 | nmoydpvor = 0 |
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| 415 | ! |
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| 416 | ENDIF |
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| 417 | |
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| 418 | ! III.4 write trends to output |
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| 419 | ! --------------------------- |
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| 420 | |
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| 421 | IF( kt >= nit000+1 ) THEN |
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| 422 | |
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| 423 | IF( lwp .AND. MOD( itmod, nn_trd ) == 0 ) THEN |
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| 424 | WRITE(numout,*) '' |
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| 425 | WRITE(numout,*) 'trd_vor : write trends in the NetCDF file at kt = ', kt |
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| 426 | WRITE(numout,*) '~~~~~~~ ' |
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| 427 | ENDIF |
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| 428 | |
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| 429 | CALL histwrite( nidvor,"sovortPh",it,vortrd(:,:,jpvor_prg),ndimvor1,ndexvor1) ! grad Ph |
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| 430 | CALL histwrite( nidvor,"sovortEk",it,vortrd(:,:,jpvor_keg),ndimvor1,ndexvor1) ! Energy |
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| 431 | CALL histwrite( nidvor,"sovozeta",it,vortrd(:,:,jpvor_rvo),ndimvor1,ndexvor1) ! rel vorticity |
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| 432 | CALL histwrite( nidvor,"sovortif",it,vortrd(:,:,jpvor_pvo),ndimvor1,ndexvor1) ! coriolis |
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| 433 | CALL histwrite( nidvor,"sovodifl",it,vortrd(:,:,jpvor_ldf),ndimvor1,ndexvor1) ! lat diff |
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| 434 | CALL histwrite( nidvor,"sovoadvv",it,vortrd(:,:,jpvor_zad),ndimvor1,ndexvor1) ! vert adv |
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| 435 | CALL histwrite( nidvor,"sovodifv",it,vortrd(:,:,jpvor_zdf),ndimvor1,ndexvor1) ! vert diff |
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| 436 | CALL histwrite( nidvor,"sovortPs",it,vortrd(:,:,jpvor_spg),ndimvor1,ndexvor1) ! grad Ps |
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| 437 | CALL histwrite( nidvor,"sovortbv",it,vortrd(:,:,jpvor_bev),ndimvor1,ndexvor1) ! beta.V |
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| 438 | CALL histwrite( nidvor,"sovowind",it,vortrd(:,:,jpvor_swf),ndimvor1,ndexvor1) ! wind stress |
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| 439 | CALL histwrite( nidvor,"sovobfri",it,vortrd(:,:,jpvor_bfr),ndimvor1,ndexvor1) ! bottom friction |
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| 440 | CALL histwrite( nidvor,"1st_mbre",it,vor_avrtot ,ndimvor1,ndexvor1) ! First membre |
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| 441 | CALL histwrite( nidvor,"sovorgap",it,vor_avrres ,ndimvor1,ndexvor1) ! gap between 1st and 2 nd mbre |
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| 442 | ! |
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| 443 | IF( ndebug /= 0 ) THEN |
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| 444 | WRITE(numout,*) ' debuging trd_vor: III.4 done' |
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| 445 | CALL FLUSH(numout) |
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| 446 | ENDIF |
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| 447 | ! |
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| 448 | ENDIF |
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| 449 | ! |
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| 450 | IF( MOD( it, nn_trd ) == 0 ) rotot(:,:)=0 |
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| 451 | ! |
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| 452 | IF( kt == nitend ) CALL histclo( nidvor ) |
|---|
| 453 | ! |
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| 454 | ! |
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| 455 | END SUBROUTINE trd_vor_iom |
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| 456 | |
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| 457 | |
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| 458 | SUBROUTINE trd_vor_init |
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| 459 | !!---------------------------------------------------------------------- |
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| 460 | !! *** ROUTINE trd_vor_init *** |
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| 461 | !! |
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| 462 | !! ** Purpose : computation of vertically integrated T and S budgets |
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| 463 | !! from ocean surface down to control surface (NetCDF output) |
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| 464 | !!---------------------------------------------------------------------- |
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| 465 | REAL(wp) :: zjulian, zsto, zout |
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| 466 | CHARACTER (len=40) :: clhstnam |
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| 467 | CHARACTER (len=40) :: clop |
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| 468 | !!---------------------------------------------------------------------- |
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| 469 | |
|---|
| 470 | ! =================== |
|---|
| 471 | ! I. initialization |
|---|
| 472 | ! =================== |
|---|
| 473 | |
|---|
| 474 | cvort='averaged-vor' |
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| 475 | |
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| 476 | ! Open specifier |
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| 477 | ndebug = 0 ! set it to 1 in case of problem to have more Print |
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| 478 | |
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| 479 | IF(lwp) THEN |
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| 480 | WRITE(numout,*) ' ' |
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| 481 | WRITE(numout,*) ' trd_vor_init: vorticity trends' |
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| 482 | WRITE(numout,*) ' ~~~~~~~~~~~~' |
|---|
| 483 | WRITE(numout,*) ' ' |
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| 484 | WRITE(numout,*) ' ##########################################################################' |
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| 485 | WRITE(numout,*) ' CAUTION: The interpretation of the vorticity trends is' |
|---|
| 486 | WRITE(numout,*) ' not obvious, please contact Anne-Marie TREGUIER at: treguier@ifremer.fr ' |
|---|
| 487 | WRITE(numout,*) ' ##########################################################################' |
|---|
| 488 | WRITE(numout,*) ' ' |
|---|
| 489 | ENDIF |
|---|
| 490 | |
|---|
| 491 | IF( trd_vor_alloc() /= 0 ) CALL ctl_stop( 'STOP', 'trd_vor_init : unable to allocate trdvor arrays' ) |
|---|
| 492 | |
|---|
| 493 | |
|---|
| 494 | ! cumulated trends array init |
|---|
| 495 | nmoydpvor = 0 |
|---|
| 496 | rotot(:,:)=0 |
|---|
| 497 | vor_avrtot(:,:)=0 |
|---|
| 498 | vor_avrres(:,:)=0 |
|---|
| 499 | |
|---|
| 500 | IF( ndebug /= 0 ) THEN |
|---|
| 501 | WRITE(numout,*) ' debuging trd_vor_init: I. done' |
|---|
| 502 | CALL FLUSH(numout) |
|---|
| 503 | ENDIF |
|---|
| 504 | |
|---|
| 505 | ! ================================= |
|---|
| 506 | ! II. netCDF output initialization |
|---|
| 507 | ! ================================= |
|---|
| 508 | |
|---|
| 509 | !----------------------------------------- |
|---|
| 510 | ! II.1 Define frequency of output and means |
|---|
| 511 | ! ----------------------------------------- |
|---|
| 512 | IF( ln_mskland ) THEN ; clop = "only(x)" ! put 1.e+20 on land (very expensive!!) |
|---|
| 513 | ELSE ; clop = "x" ! no use of the mask value (require less cpu time) |
|---|
| 514 | ENDIF |
|---|
| 515 | #if defined key_diainstant |
|---|
| 516 | zsto = nwrite*rdt |
|---|
| 517 | clop = "inst("//TRIM(clop)//")" |
|---|
| 518 | #else |
|---|
| 519 | zsto = rdt |
|---|
| 520 | clop = "ave("//TRIM(clop)//")" |
|---|
| 521 | #endif |
|---|
| 522 | zout = nn_trd*rdt |
|---|
| 523 | |
|---|
| 524 | IF(lwp) WRITE(numout,*) ' netCDF initialization' |
|---|
| 525 | |
|---|
| 526 | ! II.2 Compute julian date from starting date of the run |
|---|
| 527 | ! ------------------------ |
|---|
| 528 | CALL ymds2ju( nyear, nmonth, nday, rdt, zjulian ) |
|---|
| 529 | zjulian = zjulian - adatrj ! set calendar origin to the beginning of the experiment |
|---|
| 530 | IF(lwp) WRITE(numout,*)' ' |
|---|
| 531 | IF(lwp) WRITE(numout,*)' Date 0 used :',nit000, & |
|---|
| 532 | & ' YEAR ', nyear,' MONTH ' , nmonth, & |
|---|
| 533 | & ' DAY ' , nday, 'Julian day : ', zjulian |
|---|
| 534 | |
|---|
| 535 | ! II.3 Define the T grid trend file (nidvor) |
|---|
| 536 | ! --------------------------------- |
|---|
| 537 | CALL dia_nam( clhstnam, nn_trd, 'vort' ) ! filename |
|---|
| 538 | IF(lwp) WRITE(numout,*) ' Name of NETCDF file ', clhstnam |
|---|
| 539 | CALL histbeg( clhstnam, jpi, glamf, jpj, gphif,1, jpi, & ! Horizontal grid : glamt and gphit |
|---|
| 540 | & 1, jpj, nit000-1, zjulian, rdt, nh_t, nidvor, domain_id=nidom, snc4chunks=snc4set ) |
|---|
| 541 | CALL wheneq( jpi*jpj, fmask, 1, 1., ndexvor1, ndimvor1 ) ! surface |
|---|
| 542 | |
|---|
| 543 | ! Declare output fields as netCDF variables |
|---|
| 544 | CALL histdef( nidvor, "sovortPh", cvort//"grad Ph" , "s-2", & ! grad Ph |
|---|
| 545 | & jpi,jpj,nh_t,1,1,1,-99,32,clop,zsto,zout) |
|---|
| 546 | CALL histdef( nidvor, "sovortEk", cvort//"Energy", "s-2", & ! Energy |
|---|
| 547 | & jpi,jpj,nh_t,1,1,1,-99,32,clop,zsto,zout) |
|---|
| 548 | CALL histdef( nidvor, "sovozeta", cvort//"rel vorticity", "s-2", & ! rel vorticity |
|---|
| 549 | & jpi,jpj,nh_t,1,1,1,-99,32,clop,zsto,zout) |
|---|
| 550 | CALL histdef( nidvor, "sovortif", cvort//"coriolis", "s-2", & ! coriolis |
|---|
| 551 | & jpi,jpj,nh_t,1,1,1,-99,32,clop,zsto,zout) |
|---|
| 552 | CALL histdef( nidvor, "sovodifl", cvort//"lat diff ", "s-2", & ! lat diff |
|---|
| 553 | & jpi,jpj,nh_t,1,1,1,-99,32,clop,zsto,zout) |
|---|
| 554 | CALL histdef( nidvor, "sovoadvv", cvort//"vert adv", "s-2", & ! vert adv |
|---|
| 555 | & jpi,jpj,nh_t,1,1,1,-99,32,clop,zsto,zout) |
|---|
| 556 | CALL histdef( nidvor, "sovodifv", cvort//"vert diff" , "s-2", & ! vert diff |
|---|
| 557 | & jpi,jpj,nh_t,1,1,1,-99,32,clop,zsto,zout) |
|---|
| 558 | CALL histdef( nidvor, "sovortPs", cvort//"grad Ps", "s-2", & ! grad Ps |
|---|
| 559 | & jpi,jpj,nh_t,1,1,1,-99,32,clop,zsto,zout) |
|---|
| 560 | CALL histdef( nidvor, "sovortbv", cvort//"Beta V", "s-2", & ! beta.V |
|---|
| 561 | & jpi,jpj,nh_t,1,1,1,-99,32,clop,zsto,zout) |
|---|
| 562 | CALL histdef( nidvor, "sovowind", cvort//"wind stress", "s-2", & ! wind stress |
|---|
| 563 | & jpi,jpj,nh_t,1,1,1,-99,32,clop,zsto,zout) |
|---|
| 564 | CALL histdef( nidvor, "sovobfri", cvort//"bottom friction", "s-2", & ! bottom friction |
|---|
| 565 | & jpi,jpj,nh_t,1,1,1,-99,32,clop,zsto,zout) |
|---|
| 566 | CALL histdef( nidvor, "1st_mbre", cvort//"1st mbre", "s-2", & ! First membre |
|---|
| 567 | & jpi,jpj,nh_t,1,1,1,-99,32,clop,zsto,zout) |
|---|
| 568 | CALL histdef( nidvor, "sovorgap", cvort//"gap", "s-2", & ! gap between 1st and 2 nd mbre |
|---|
| 569 | & jpi,jpj,nh_t,1,1,1,-99,32,clop,zsto,zout) |
|---|
| 570 | CALL histend( nidvor, snc4set ) |
|---|
| 571 | |
|---|
| 572 | IF( ndebug /= 0 ) THEN |
|---|
| 573 | WRITE(numout,*) ' debuging trd_vor_init: II. done' |
|---|
| 574 | CALL FLUSH(numout) |
|---|
| 575 | ENDIF |
|---|
| 576 | ! |
|---|
| 577 | END SUBROUTINE trd_vor_init |
|---|
| 578 | |
|---|
| 579 | !!====================================================================== |
|---|
| 580 | END MODULE trdvor |
|---|
