| 1 | !!>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 2 | !! NEMO/TOP1 : - tracer run information (namtrc_run) |
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| 3 | !! - tracer definition (namtrc ) |
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| 4 | !! - tracer data initialisation (namtrc_dta) |
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| 5 | !! - tracer advection (namtrc_adv) |
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| 6 | !! - tracer lateral diffusion (namtrc_ldf) |
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| 7 | !! - tracer vertical physics (namtrc_zdf) |
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| 8 | !! - tracer newtonian damping (namtrc_dmp) |
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| 9 | !! - dynamical tracer trends (namtrc_trd) |
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| 10 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 11 | !----------------------------------------------------------------------- |
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| 12 | &namtrc_run ! run information |
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| 13 | !----------------------------------------------------------------------- |
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| 14 | nn_dttrc = 1 ! time step frequency for passive sn_tracers |
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| 15 | ln_top_euler = .false. ! use Euler time-stepping for TOP |
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| 16 | ln_rsttr = .false. ! start from a restart file (T) or not (F) |
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| 17 | nn_rsttr = 0 ! restart control = 0 initial time step is not compared to the restart file value |
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| 18 | ! = 1 do not use the value in the restart file |
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| 19 | ! = 2 calendar parameters read in the restart file |
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| 20 | cn_trcrst_in = "restart_trc" ! suffix of pass. sn_tracer restart name (input) |
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| 21 | cn_trcrst_indir = "." ! directory from which to read input passive tracer restarts |
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| 22 | cn_trcrst_out = "restart_trc" ! suffix of pass. sn_tracer restart name (output) |
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| 23 | cn_trcrst_outdir = "." ! directory to which to write output passive tracer restarts |
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| 24 | / |
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| 25 | !----------------------------------------------------------------------- |
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| 26 | &namtrc ! tracers definition |
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| 27 | !----------------------------------------------------------------------- |
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| 28 | jptra = 1 ! Number of passive tracers of the BGC model |
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| 29 | ! |
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| 30 | ln_pisces = .false. ! Run PISCES BGC model |
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| 31 | ln_age = .true. ! Run the sea water age tracer |
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| 32 | ln_cfc11 = .true. ! Run the CFC11 passive tracer |
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| 33 | ln_cfc12 = .false. ! Run the CFC12 passive tracer |
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| 34 | ln_c14 = .true. ! Run the Radiocarbon passive tracer |
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| 35 | ln_my_trc = .false. ! Run MY_TRC BGC model |
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| 36 | ! |
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| 37 | ln_trcdta = .false. ! Initialisation from data input file (T) or not (F) |
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| 38 | ln_trcdmp = .false. ! add a damping termn (T) or not (F) |
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| 39 | ln_trcdmp_clo = .false. ! damping term (T) or not (F) on closed seas |
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| 40 | ! ! ! ! ! ! |
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| 41 | ! ! name ! title of the field ! units ! initial data from file or not ! |
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| 42 | sn_tracer(1) = 'tracer ' , 'Tracer Concentration ', ' - ' , .false. |
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| 43 | / |
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| 44 | !----------------------------------------------------------------------- |
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| 45 | &namtrc_dta ! Initialisation from data input file |
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| 46 | !----------------------------------------------------------------------- |
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| 47 | cn_dir = './' ! root directory for the location of the data files |
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| 48 | ! ! file name ! frequency (hours) ! variable ! time interp. ! clim ! 'yearly'/ ! weights ! rotation ! land/sea mask ! |
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| 49 | ! ! ! (if <0 months) ! name ! (logical) ! (T/F) ! 'monthly' ! filename ! pairing ! filename ! |
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| 50 | sn_trcdta(1) = 'data_TRC_nomask' , -12 , 'TRC' , .false. , .true. , 'yearly' , '' , '' , '' |
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| 51 | / |
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| 52 | !----------------------------------------------------------------------- |
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| 53 | &namtrc_adv ! advection scheme for passive tracer |
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| 54 | !----------------------------------------------------------------------- |
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| 55 | ln_trcadv_cen = .false. ! 2nd order centered scheme |
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| 56 | nn_cen_h = 4 ! =2/4, horizontal 2nd order CEN / 4th order CEN |
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| 57 | nn_cen_v = 4 ! =2/4, vertical 2nd order CEN / 4th order COMPACT |
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| 58 | ln_trcadv_fct = .false. ! FCT scheme |
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| 59 | nn_fct_h = 2 ! =2/4, horizontal 2nd / 4th order |
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| 60 | nn_fct_v = 2 ! =2/4, vertical 2nd / COMPACT 4th order |
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| 61 | nn_fct_zts = 0 ! >=1, 2nd order FCT scheme with vertical sub-timestepping |
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| 62 | ! ! (number of sub-timestep = nn_fct_zts) |
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| 63 | ln_trcadv_mus = .false. ! MUSCL scheme |
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| 64 | ln_mus_ups = .false. ! use upstream scheme near river mouths |
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| 65 | ln_trcadv_ubs = .false. ! UBS scheme |
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| 66 | nn_ubs_v = 2 ! =2 , vertical 2nd order FCT |
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| 67 | ln_trcadv_qck = .false. ! QUICKEST scheme |
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| 68 | / |
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| 69 | !----------------------------------------------------------------------- |
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| 70 | &namtrc_ldf ! lateral diffusion scheme for passive tracer |
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| 71 | !----------------------------------------------------------------------- |
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| 72 | ! ! Type of the operator: |
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| 73 | ln_trcldf_lap = .true. ! laplacian operator |
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| 74 | ln_trcldf_blp = .false. ! bilaplacian operator |
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| 75 | ! ! Direction of action: |
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| 76 | ln_trcldf_lev = .false. ! iso-level |
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| 77 | ln_trcldf_hor = .false. ! horizontal (geopotential) |
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| 78 | ln_trcldf_iso = .true. ! iso-neutral (standard operator) |
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| 79 | ln_trcldf_triad = .false. ! iso-neutral (triad operator) |
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| 80 | ! ! Coefficient |
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| 81 | rn_ahtrc_0 = 2000. ! lateral eddy diffusivity (lap. operator) [m2/s] |
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| 82 | rn_bhtrc_0 = 1.e+12 ! lateral eddy diffusivity (bilap. operator) [m4/s] |
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| 83 | ! |
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| 84 | rn_fact_lap = 1. ! enhanced zonal eddy diffusivity |
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| 85 | / |
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| 86 | !----------------------------------------------------------------------- |
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| 87 | &namtrc_zdf ! vertical physics |
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| 88 | !----------------------------------------------------------------------- |
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| 89 | ln_trczdf_exp = .false. ! split explicit (T) or implicit (F) time stepping |
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| 90 | nn_trczdf_exp = 3 ! number of sub-timestep for ln_trczdfexp=T |
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| 91 | / |
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| 92 | !----------------------------------------------------------------------- |
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| 93 | &namtrc_rad ! treatment of negative concentrations |
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| 94 | !----------------------------------------------------------------------- |
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| 95 | ln_trcrad = .true. ! artificially correct negative concentrations (T) or not (F) |
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| 96 | / |
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| 97 | !----------------------------------------------------------------------- |
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| 98 | &namtrc_dmp ! passive tracer newtonian damping |
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| 99 | !----------------------------------------------------------------------- |
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| 100 | nn_zdmp_tr = 1 ! vertical shape =0 damping throughout the water column |
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| 101 | ! =1 no damping in the mixing layer (kz criteria) |
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| 102 | ! =2 no damping in the mixed layer (rho crieria) |
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| 103 | cn_resto_tr = 'resto_tr.nc' ! create a damping.coeff NetCDF file (=1) or not (=0) |
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| 104 | / |
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| 105 | !----------------------------------------------------------------------- |
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| 106 | &namtrc_ice ! Representation of sea ice growth & melt effects |
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| 107 | !----------------------------------------------------------------------- |
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| 108 | nn_ice_tr = -1 ! tracer concentration in sea ice |
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| 109 | ! =-1 (no vvl: identical cc in ice and ocean / vvl: cc_ice = 0) |
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| 110 | ! = 0 (no vvl: cc_ice = zero / vvl: cc_ice = ) |
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| 111 | ! = 1 prescribed to a namelist value (implemented in pisces only) |
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| 112 | / |
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| 113 | !----------------------------------------------------------------------- |
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| 114 | &namtrc_trd ! diagnostics on tracer trends ('key_trdtrc') |
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| 115 | ! or mixed-layer trends ('key_trdmld_trc') |
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| 116 | !---------------------------------------------------------------------- |
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| 117 | nn_trd_trc = 5475 ! time step frequency and tracers trends |
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| 118 | nn_ctls_trc = 0 ! control surface type in mixed-layer trends (0,1 or n<jpk) |
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| 119 | rn_ucf_trc = 1 ! unit conversion factor (=1 -> /seconds ; =86400. -> /day) |
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| 120 | ln_trdmld_trc_restart = .false. ! restart for ML diagnostics |
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| 121 | ln_trdmld_trc_instant = .true. ! flag to diagnose trends of instantantaneous or mean ML T/S |
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| 122 | ln_trdtrc( 1) = .true. |
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| 123 | ln_trdtrc( 2) = .true. |
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| 124 | ln_trdtrc(23) = .true. |
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| 125 | / |
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| 126 | !---------------------------------------------------------------------- |
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| 127 | &namtrc_bc ! data for boundary conditions |
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| 128 | !----------------------------------------------------------------------- |
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| 129 | cn_dir_sbc = './' ! root directory for the location of SURFACE data files |
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| 130 | cn_dir_cbc = './' ! root directory for the location of COASTAL data files |
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| 131 | cn_dir_obc = './' ! root directory for the location of OPEN data files |
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| 132 | / |
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| 133 | !---------------------------------------------------------------------- |
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| 134 | &namtrc_bdy ! Setup of tracer boundary conditions |
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| 135 | !----------------------------------------------------------------------- |
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| 136 | cn_trc_dflt = 'neumann' ! OBC applied by default to all tracers |
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| 137 | cn_trc = 'none' ! Boundary conditions used for tracers with data files (selected in namtrc) |
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| 138 | |
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| 139 | nn_trcdmp_bdy = 0 ! Use damping timescales defined in nambdy of namelist |
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| 140 | ! = 0 NO damping of tracers at open boudaries |
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| 141 | ! = 1 Only for tracers forced with external data |
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| 142 | ! = 2 Damping applied to all tracers |
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| 143 | / |
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