| 1 | !!>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 2 | !! NEMO/TOP1 : 1 - tracer definition (namtrc ) |
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| 3 | !! 2 - tracer data initialisation (namtrc_dta) |
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| 4 | !! 3 - tracer advection (namtrc_adv) |
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| 5 | !! 4 - tracer lateral diffusion (namtrc_ldf) |
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| 6 | !! 5 - tracer vertical physics (namtrc_zdf) |
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| 7 | !! 6 - tracer newtonian damping (namtrc_dmp) |
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| 8 | !! 7 - dynamical tracer trends (namtrc_trd) |
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| 9 | !! 8 - tracer output diagonstics (namtrc_dia) |
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| 10 | !>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> |
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| 11 | !''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' |
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| 12 | &namtrc ! tracers definition |
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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 | nn_writetrc = 10950 ! time step frequency for sn_tracer outputs |
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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_out = "restart_trc" ! suffix of pass. sn_tracer restart name (output) |
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| 22 | ln_trcdta = .false. ! Initialisation from data input file (T) or not (F) |
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| 23 | ln_trcdmp = .false. ! add a damping termn (T) or not (F) |
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| 24 | ! |
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| 25 | ! ! name ! title of the field ! units ! initial data ! save ! |
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| 26 | ! ! ! ! ! from file ! or not ! |
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| 27 | ! ! ! ! ! or not ! ! |
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| 28 | sn_tracer(1) = 'CFC11 ' , 'CFC11 Concentration ', 'umolC/L', .false. , .true. |
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| 29 | sn_tracer(2) = 'C14B ' , 'Bomb C14 Concentration ', 'ration ', .false. , .true. |
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| 30 | / |
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| 31 | !----------------------------------------------------------------------- |
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| 32 | &namtrc_dta ! Initialisation from data input file |
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| 33 | !----------------------------------------------------------------------- |
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| 34 | ! |
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| 35 | ! ! file name ! frequency (hours) ! variable ! time interp. ! clim ! 'yearly'/ ! weights ! rotation ! |
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| 36 | ! ! ! (if <0 months) ! name ! (logical) ! (T/F) ! 'monthly' ! filename ! pairing ! |
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| 37 | / |
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| 38 | !----------------------------------------------------------------------- |
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| 39 | &namtrc_adv ! advection scheme for passive tracer |
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| 40 | !----------------------------------------------------------------------- |
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| 41 | ln_trcadv_cen2 = .false. ! 2nd order centered scheme |
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| 42 | ln_trcadv_tvd = .true. ! TVD scheme |
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| 43 | ln_trcadv_muscl = .false. ! MUSCL scheme |
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| 44 | ln_trcadv_muscl2 = .false. ! MUSCL2 scheme + cen2 at boundaries |
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| 45 | ln_trcadv_ubs = .false. ! UBS scheme |
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| 46 | ln_trcadv_qck = .false. ! QUICKEST scheme |
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| 47 | / |
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| 48 | !----------------------------------------------------------------------- |
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| 49 | &namtrc_ldf ! lateral diffusion scheme for passive tracer |
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| 50 | !----------------------------------------------------------------------- |
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| 51 | ln_trcldf_diff = .true. ! performs lateral diffusion (T) or not (F) |
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| 52 | ! ! Type of the operator : |
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| 53 | ln_trcldf_lap = .true. ! laplacian operator |
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| 54 | ln_trcldf_bilap = .false. ! bilaplacian operator |
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| 55 | ! Direction of action : |
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| 56 | ln_trcldf_level = .false. ! iso-level |
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| 57 | ln_trcldf_hor = .false. ! horizontal (geopotential) (require "key_ldfslp" when ln_sco=T) |
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| 58 | ln_trcldf_iso = .true. ! iso-neutral (require "key_ldfslp") |
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| 59 | ! ! Coefficient |
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| 60 | rn_ahtrc_0 = 2000. ! horizontal eddy diffusivity for tracers [m2/s] |
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| 61 | rn_ahtrb_0 = 0. ! background eddy diffusivity for ldf_iso [m2/s] |
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| 62 | / |
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| 63 | !----------------------------------------------------------------------- |
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| 64 | &namtrc_zdf ! vertical physics |
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| 65 | !----------------------------------------------------------------------- |
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| 66 | ln_trczdf_exp = .false. ! split explicit (T) or implicit (F) time stepping |
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| 67 | nn_trczdf_exp = 3 ! number of sub-timestep for ln_trczdfexp=T |
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| 68 | / |
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| 69 | !----------------------------------------------------------------------- |
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| 70 | &namtrc_rad ! treatment of negative concentrations |
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| 71 | !----------------------------------------------------------------------- |
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| 72 | ln_trcrad = .true. ! artificially correct negative concentrations (T) or not (F) |
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| 73 | / |
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| 74 | !----------------------------------------------------------------------- |
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| 75 | &namtrc_dmp ! passive tracer newtonian damping |
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| 76 | !----------------------------------------------------------------------- |
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| 77 | nn_hdmp_tr = -1 ! horizontal shape =-1, damping in Med and Red Seas only |
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| 78 | ! =XX, damping poleward of XX degrees (XX>0) |
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| 79 | ! + F(distance-to-coast) + Red and Med Seas |
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| 80 | nn_zdmp_tr = 1 ! vertical shape =0 damping throughout the water column |
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| 81 | ! =1 no damping in the mixing layer (kz criteria) |
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| 82 | ! =2 no damping in the mixed layer (rho crieria) |
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| 83 | rn_surf_tr = 50. ! surface time scale of damping [days] |
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| 84 | rn_bot_tr = 360. ! bottom time scale of damping [days] |
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| 85 | rn_dep_tr = 800. ! depth of transition between rn_surf and rn_bot [meters] |
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| 86 | nn_file_tr = 0 ! create a damping.coeff NetCDF file (=1) or not (=0) |
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| 87 | / |
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| 88 | !----------------------------------------------------------------------- |
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| 89 | &namtrc_trd ! diagnostics on tracer trends ('key_trdtrc') |
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| 90 | ! or mixed-layer trends ('key_trdmld_trc') |
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| 91 | !---------------------------------------------------------------------- |
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| 92 | nn_trd_trc = 10950 ! time step frequency and tracers trends |
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| 93 | nn_ctls_trc = 0 ! control surface type in mixed-layer trends (0,1 or n<jpk) |
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| 94 | rn_ucf_trc = 86400 ! unit conversion factor (=1 -> /seconds ; =86400. -> /day) |
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| 95 | ln_trdmld_trc_restart = .false. ! restart for ML diagnostics |
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| 96 | ln_trdmld_trc_instant = .true. ! flag to diagnose trends of instantantaneous or mean ML T/S |
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| 97 | ln_trdtrc(1) = .true. |
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| 98 | ln_trdtrc(2) = .true. |
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| 99 | / |
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| 100 | !----------------------------------------------------------------------- |
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| 101 | &namtrc_dia ! parameters for passive tracer additional diagnostics |
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| 102 | !---------------------------------------------------------------------- |
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| 103 | ln_diatrc = .true. ! save additional diag. (T) or not (F) |
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| 104 | nn_writedia = 10950 ! time step frequency for diagnostics |
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| 105 | / |
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