1 | MODULE trcnam_idtra |
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2 | !!====================================================================== |
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3 | !! *** MODULE trcnam_idtra *** |
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4 | !! TOP : initialisation of some run parameters for IDEAL-TRACER chemical model |
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5 | !!====================================================================== |
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6 | !! History : 2.0 ! 2007-12 (C. Ethe, G. Madec) from trcnam.idtra.h90 |
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7 | !!---------------------------------------------------------------------- |
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8 | #if defined key_idtra |
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9 | !!---------------------------------------------------------------------- |
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10 | !! 'key_idtra' IDEAL-TRACER tracers |
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11 | !!---------------------------------------------------------------------- |
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12 | !! trc_nam_idtra : IDEAL-TRACER model initialisation |
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13 | !!---------------------------------------------------------------------- |
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14 | USE oce_trc ! Ocean variables |
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15 | USE par_trc ! TOP parameters |
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16 | USE trc ! TOP variables |
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17 | USE trcsms_idtra ! IDEAL-TRACER specific variable |
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18 | USE in_out_manager ! I/O manager |
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19 | |
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20 | IMPLICIT NONE |
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21 | PRIVATE |
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22 | |
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23 | PUBLIC trc_nam_idtra ! called by trcnam.F90 module |
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24 | |
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25 | !!---------------------------------------------------------------------- |
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26 | !! NEMO/TOP 2.0 , LOCEAN-IPSL (2007) |
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27 | !! $Id: trcnam_idtra.F90 1581 2009-08-05 14:53:12Z smasson $ |
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28 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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29 | !!---------------------------------------------------------------------- |
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30 | |
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31 | CONTAINS |
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32 | |
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33 | SUBROUTINE trc_nam_idtra |
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34 | !!------------------------------------------------------------------- |
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35 | !! *** ROUTINE trc_nam_idtra *** |
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36 | !! |
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37 | !! ** Purpose : Definition some run parameter for IDEAL-TRACER model |
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38 | !! |
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39 | !! ** Method : Read the namidtra namelist and check the parameter |
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40 | !! values called at the first timestep (nit000) |
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41 | !! |
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42 | !! ** input : Namelist namidtra |
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43 | !!---------------------------------------------------------------------- |
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44 | REAL(wp) :: tmp_decay !! Years ; half time decay of our idealize tracer |
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45 | REAL(wp) :: TDECyr, TDEC |
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46 | CHARACTER(LEN=32) :: clname |
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47 | !! |
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48 | NAMELIST/namidtra/tmp_decay |
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49 | !! #if defined key_trc_diaadd |
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50 | !! ! definition of additional diagnostic as a structure |
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51 | !! INTEGER :: jl, jn |
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52 | !! |
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53 | !! #endif |
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54 | !! |
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55 | |
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56 | !!%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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57 | !! Jpalm -- 4-11-2014 |
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58 | !! namelist for idealize tracer |
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59 | !! only thing in namelist is the chosen half time decay |
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60 | !! no atmospheric conditions, cause we do impose a surface concentration of 1, |
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61 | !! and no additionnal diagnostics, |
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62 | !! because the only thing we are interested in is the water mass concentration on this tracer. |
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63 | !!%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
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64 | |
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65 | |
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66 | IF(lwp) WRITE(numout,*) |
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67 | clname = 'namelist_idtra' |
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68 | IF(lwp) WRITE(numout,*) ' trc_nam_idtra: read IDEAL-TRACER namelist' |
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69 | IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~' |
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70 | !! |
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71 | !! Open the namelist file : |
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72 | !!~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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73 | CALL ctl_opn( numnatm, TRIM( clname ), 'OLD', 'FORMATTED', 'SEQUENTIAL', -1, numout, .FALSE. ) |
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74 | |
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75 | !! Read the namelists : |
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76 | !!~~~~~~~~~~~~~~~~~~~~~~~ |
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77 | !! First namelist of our idealize tracer : |
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78 | !! read the decay 1/2 time of our tracer, to define in the namelist. |
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79 | !! tmp_decay = 1y ; 10y ; 100y or 1000y depending of which water mass you want to track |
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80 | !!~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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81 | READ(numnatm,namidtra) |
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82 | |
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83 | IF(lwp) WRITE(numout,*) ' - half time decay of our idealize tracer : ', tmp_decay |
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84 | |
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85 | ! decroissance radioactive du traceur ideal |
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86 | ! --------------------------------------- |
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87 | ! TDECyr = 12.43/LOG(2.) !! Tricium as example |
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88 | TDECyr = tmp_decay/LOG(2.) !! Idealise tracer -- with tmp_decay given in the idtracer namelist |
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89 | TDEC = TDECyr*365.*24.*60.*60. !! translate in second |
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90 | FDEC = EXP( -rdt/TDEC ) |
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91 | |
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92 | |
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93 | !! #if defined key_trc_diaadd && ! defined key_iomput |
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94 | !! |
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95 | !! -Here you can add tracers names to be read |
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96 | !! in a namelist. |
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97 | !! -But this is not necessary with the iomput module |
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98 | !! cause names are written in the Iodef file. |
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99 | !!~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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100 | |
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101 | !! #endif |
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102 | |
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103 | END SUBROUTINE trc_nam_idtra |
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104 | |
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105 | #else |
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106 | !!---------------------------------------------------------------------- |
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107 | !! Dummy module : No IDEAL-TRACER |
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108 | !!---------------------------------------------------------------------- |
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109 | CONTAINS |
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110 | SUBROUTINE trc_nam_idtra ! Empty routine |
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111 | END SUBROUTINE trc_nam_idtra |
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112 | #endif |
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113 | |
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114 | !!====================================================================== |
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115 | END MODULE trcnam_idtra |
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116 | |
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117 | |
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118 | |
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119 | |
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120 | |
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121 | |
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