[3] | 1 | MODULE limdia |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE limdia *** |
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| 4 | !! diagnostics of ice model |
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| 5 | !!====================================================================== |
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| 6 | #if defined key_ice_lim |
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| 7 | !!---------------------------------------------------------------------- |
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| 8 | !! 'key_ice_lim' : LIM sea-ice model |
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| 9 | !!---------------------------------------------------------------------- |
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| 10 | !! lim_dia : computation of the time evolution of keys var. |
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| 11 | !! lim_dia_init : initialization and namelist read |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | !! * Modules used |
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| 14 | USE phycst |
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| 15 | USE in_out_manager |
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| 16 | USE ice_oce ! ice variables |
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| 17 | USE daymod |
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| 18 | USE dom_ice |
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| 19 | USE ice |
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| 20 | USE iceini |
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| 21 | USE limistate |
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| 22 | |
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| 23 | IMPLICIT NONE |
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| 24 | PRIVATE |
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| 25 | |
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| 26 | !! * Routine accessibility |
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| 27 | PUBLIC lim_dia ! called by ice_step |
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| 28 | |
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[12] | 29 | !! * Shared module variables |
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[3] | 30 | INTEGER, PUBLIC :: & |
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[12] | 31 | ntmoy = 1 , & !: instantaneous values of ice evolution or averaging ntmoy |
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| 32 | ninfo = 1 !: frequency of ouputs on file ice_evolu in case of averaging |
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[3] | 33 | |
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[12] | 34 | !! * Module variables |
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[3] | 35 | INTEGER :: & |
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| 36 | nfrinf = 4 ! number of variables written in one line |
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| 37 | |
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| 38 | INTEGER :: & |
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| 39 | nferme , & ! last time step at which the var. are written on file |
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| 40 | nvinfo , & ! number of total variables |
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| 41 | nbvt , & ! number of time variables |
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| 42 | naveg ! number of step for accumulation before averaging |
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| 43 | |
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| 44 | REAL(wp), DIMENSION(ninfmx) :: & |
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| 45 | vinfom ! temporary working space |
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| 46 | |
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| 47 | CHARACTER(len=8) :: & |
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| 48 | fmtinf = '1PE13.5 ' ! format of the output values |
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| 49 | |
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| 50 | CHARACTER(len=30) :: & |
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[12] | 51 | fmtw , & ! formats |
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| 52 | fmtr , & ! ??? |
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| 53 | fmtitr ! ??? |
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[3] | 54 | |
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| 55 | CHARACTER(len=nchsep), DIMENSION(ninfmx) :: & |
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| 56 | titvar ! title of key variables |
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| 57 | |
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| 58 | REAL(wp) :: & |
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| 59 | epsi06 = 1.e-06 |
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| 60 | |
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| 61 | !! * Substitutions |
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| 62 | # include "vectopt_loop_substitute.h90" |
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| 63 | !!---------------------------------------------------------------------- |
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| 64 | !! LIM 2.0 , UCL-LODYC-IPSL (2003) |
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| 65 | !!---------------------------------------------------------------------- |
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| 66 | |
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| 67 | CONTAINS |
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| 68 | |
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| 69 | SUBROUTINE lim_dia |
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| 70 | !!-------------------------------------------------------------------- |
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| 71 | !! *** ROUTINE lim_dia *** |
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| 72 | !! |
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| 73 | !! ** Purpose : Computation and outputs on file ice.evolu |
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| 74 | !! the temporal evolution of some key variables |
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| 75 | !! |
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| 76 | !! History : |
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| 77 | !! 8.0 ! 97-06 (Louvain-La-Neuve) Original code |
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| 78 | !! 8.5 ! 02-09 (C. Ethe , G. Madec ) F90: Free form and module |
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| 79 | !!------------------------------------------------------------------- |
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| 80 | !! * Local variables |
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[12] | 81 | INTEGER :: jv,ji, jj ! dummy loop indices |
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| 82 | INTEGER :: nv ! indice of variable |
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[3] | 83 | REAL(wp), DIMENSION(ninfmx) :: & |
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[12] | 84 | vinfor ! temporary working space |
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| 85 | REAL(wp) :: & |
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| 86 | zarea , & ! sea ice area |
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| 87 | zldarea , & ! leads area |
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| 88 | zextent15, & ! sea ice extent (15%) |
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| 89 | zextent85, & ! sea ice extent (85%) |
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| 90 | zicevol , & ! sea ice volume |
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| 91 | zsnwvol , & ! snow volume over sea ice |
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| 92 | zicespd ! sea ice velocity |
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[3] | 93 | !!------------------------------------------------------------------- |
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| 94 | |
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| 95 | IF( numit == nstart ) CALL lim_dia_init ! initialisation of ice_evolu file |
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| 96 | |
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| 97 | ! computation of key variables at each time step |
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| 98 | |
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| 99 | nv = 1 |
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| 100 | vinfor(nv) = REAL(numit) |
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| 101 | nv = nv + 1 |
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| 102 | vinfor(nv) = nyear |
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| 103 | |
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[12] | 104 | DO jv = nbvt + 1, nvinfo |
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[3] | 105 | vinfor(jv) = 0.0 |
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| 106 | END DO |
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| 107 | |
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[12] | 108 | zextent15 = 0.e0 |
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| 109 | zextent85 = 0.e0 |
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[3] | 110 | ! variables in northern Hemis |
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[12] | 111 | DO jj = jeq, jpjm1 |
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| 112 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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[3] | 113 | IF( tms(ji,jj) == 1 ) THEN |
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[12] | 114 | zarea = ( 1.0 - frld(ji,jj) ) * aire(ji,jj) |
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| 115 | IF (frld(ji,jj) <= 0.15 ) zextent15 = aire(ji,jj) |
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| 116 | IF (frld(ji,jj) <= 0.85 ) zextent85 = aire(ji,jj) |
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| 117 | zldarea = zarea / MAX( ( 1 - frld(ji,jj) ) , epsi06 ) |
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| 118 | zicevol = zarea * hicif(ji,jj) |
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| 119 | zsnwvol = zarea * hsnif(ji,jj) |
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| 120 | zicespd = zicevol * ( u_ice(ji,jj) * u_ice(ji,jj) & |
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| 121 | & + v_ice(ji,jj) * v_ice(ji,jj) ) |
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| 122 | vinfor(nv+ 1) = vinfor(nv+ 1) + zarea |
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| 123 | vinfor(nv+ 3) = vinfor(nv+ 3) + zextent15 |
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| 124 | vinfor(nv+ 5) = vinfor(nv+ 5) + zextent85 |
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| 125 | vinfor(nv+ 7) = vinfor(nv+ 7) + zldarea |
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| 126 | vinfor(nv+ 9) = vinfor(nv+ 9) + zicevol |
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| 127 | vinfor(nv+11) = vinfor(nv+11) + zsnwvol |
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| 128 | vinfor(nv+13) = vinfor(nv+13) + zicespd |
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[3] | 129 | ENDIF |
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| 130 | END DO |
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| 131 | END DO |
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[12] | 132 | vinfor(nv+13) = SQRT( vinfor(nv+13) / MAX( vinfor(nv+9) , epsi06 ) ) |
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[3] | 133 | |
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| 134 | |
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| 135 | ! variables in southern Hemis |
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| 136 | nv = nv + 1 |
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[12] | 137 | DO jj = 2, jeqm1 |
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| 138 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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[3] | 139 | IF( tms(ji,jj) == 1 ) THEN |
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[12] | 140 | zarea = ( 1.0 - frld(ji,jj) ) * aire(ji,jj) |
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| 141 | IF (frld(ji,jj) <= 0.15 ) zextent15 = aire(ji,jj) |
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| 142 | IF (frld(ji,jj) <= 0.85 ) zextent85 = aire(ji,jj) |
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| 143 | zldarea = zarea / MAX( ( 1 - frld(ji,jj) ) , epsi06 ) |
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| 144 | zicevol = zarea * hicif(ji,jj) |
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| 145 | zsnwvol = zarea * hsnif(ji,jj) |
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| 146 | zicespd = zicevol * ( u_ice(ji,jj) * u_ice(ji,jj) & |
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| 147 | & + v_ice(ji,jj) * v_ice(ji,jj) ) |
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| 148 | vinfor(nv+ 1) = vinfor(nv+ 1) + zarea |
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| 149 | vinfor(nv+ 3) = vinfor(nv+ 3) + zextent15 |
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| 150 | vinfor(nv+ 5) = vinfor(nv+ 5) + zextent85 |
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| 151 | vinfor(nv+ 7) = vinfor(nv+ 7) + zldarea |
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| 152 | vinfor(nv+ 9) = vinfor(nv+ 9) + zicevol |
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| 153 | vinfor(nv+11) = vinfor(nv+11) + zsnwvol |
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| 154 | vinfor(nv+13) = vinfor(nv+13) + zicespd |
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[3] | 155 | ENDIF |
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| 156 | END DO |
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| 157 | END DO |
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[12] | 158 | vinfor(nv+13) = SQRT( vinfor(nv+13) / MAX( vinfor(nv+9) , epsi06 ) ) |
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[3] | 159 | |
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| 160 | ! Accumulation before averaging |
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[12] | 161 | DO jv = 1, nvinfo |
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[3] | 162 | vinfom(jv) = vinfom(jv) + vinfor(jv) |
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| 163 | END DO |
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| 164 | naveg = naveg + 1 |
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| 165 | |
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| 166 | ! oututs on file ice_evolu |
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| 167 | IF( MOD( numit , ninfo ) == 0 ) THEN |
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| 168 | WRITE(90,fmtw) ( titvar(jv), vinfom(jv)/naveg, jv = 1, nvinfo ) |
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| 169 | naveg = 0 |
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[12] | 170 | DO jv = 1, nvinfo |
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[3] | 171 | vinfom(jv)=0.0 |
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| 172 | END DO |
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| 173 | ENDIF |
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| 174 | |
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| 175 | END SUBROUTINE lim_dia |
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| 176 | |
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| 177 | |
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| 178 | SUBROUTINE lim_dia_init |
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| 179 | !!------------------------------------------------------------------- |
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| 180 | !! *** ROUTINE lim_dia_init *** |
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| 181 | !! |
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| 182 | !! ** Purpose : Preparation of the file ice_evolu for the output of |
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| 183 | !! the temporal evolution of key variables |
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| 184 | !! |
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| 185 | !! ** input : Namelist namicedia |
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| 186 | !! |
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| 187 | !! history : |
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| 188 | !! 8.5 ! 03-08 (C. Ethe) original code |
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| 189 | !!------------------------------------------------------------------- |
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| 190 | NAMELIST/namicedia/fmtinf, nfrinf, ninfo, ntmoy |
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| 191 | |
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| 192 | INTEGER :: jv , & ! dummy loop indice |
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| 193 | & ntot , & |
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| 194 | & ndeb , & |
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| 195 | & irecl |
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| 196 | |
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| 197 | INTEGER :: nv ! indice of variable |
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| 198 | |
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| 199 | REAL(wp) :: zxx0, zxx1 ! temporary scalars |
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| 200 | |
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| 201 | CHARACTER(len=nchinf) :: titinf |
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| 202 | !!------------------------------------------------------------------- |
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| 203 | |
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| 204 | |
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| 205 | ! Read Namelist namicedia |
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| 206 | REWIND ( numnam_ice ) |
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| 207 | READ ( numnam_ice , namicedia ) |
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| 208 | IF(lwp) THEN |
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| 209 | WRITE(numout,*) |
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| 210 | WRITE(numout,*) 'lim_dia_init : ice parameters for ice diagnostics ' |
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| 211 | WRITE(numout,*) '~~~~~~~~~~~~' |
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| 212 | WRITE(numout,*) ' format of the output values fmtinf = ', fmtinf |
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| 213 | WRITE(numout,*) ' number of variables written in one line nfrinf = ', nfrinf |
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| 214 | WRITE(numout,*) ' Instantaneous values of ice evolution or averaging ntmoy = ', ntmoy |
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| 215 | WRITE(numout,*) ' frequency of ouputs on file ice_evolu in case of averaging ninfo = ', ninfo |
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| 216 | ENDIF |
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| 217 | |
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| 218 | ! Titles of ice key variables : |
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| 219 | nv = 1 |
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| 220 | titvar(nv) = 'NoIt' ! iteration number |
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| 221 | nv = nv + 1 |
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| 222 | titvar(nv) = 'T yr' ! time step in years |
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| 223 | nv = nv + 1 |
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| 224 | |
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| 225 | nbvt = nv - 1 |
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| 226 | |
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| 227 | titvar(nv) = 'AEFN' ! sea ice area in the northern Hemisp.(10^12 km2) |
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| 228 | nv = nv + 1 |
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| 229 | titvar(nv) = 'AEFS' ! sea ice area in the southern Hemisp.(10^12 km2) |
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| 230 | nv = nv + 1 |
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| 231 | titvar(nv) = 'A15N' ! sea ice extent (15%) in the northern Hemisp.(10^12 km2) |
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| 232 | nv = nv + 1 |
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| 233 | titvar(nv) = 'A15S' ! sea ice extent (15%) in the southern Hemisp.(10^12 km2) |
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| 234 | nv = nv + 1 |
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| 235 | titvar(nv) = 'A85N' ! sea ice extent (85%) in the northern Hemisp.(10^12 km2) |
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| 236 | nv = nv + 1 |
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| 237 | titvar(nv) = 'A85S' ! sea ice extent (85%) in the southern Hemisp.(10^12 km2) |
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| 238 | nv = nv + 1 |
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| 239 | titvar(nv) = 'ALEN' ! leads area in the northern Hemisp.(10^12 km2) |
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| 240 | nv = nv + 1 |
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| 241 | titvar(nv) = 'ALES' ! leads area in the southern Hemisp.(10^12 km2) |
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| 242 | nv = nv + 1 |
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| 243 | titvar(nv) = 'VOLN' ! sea ice volume in the northern Hemisp.(10^3 km3) |
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| 244 | nv = nv + 1 |
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| 245 | titvar(nv) = 'VOLS' ! sea ice volume in the southern Hemisp.(10^3 km3) |
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| 246 | nv = nv + 1 |
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| 247 | titvar(nv) = 'VONN' ! snow volume over sea ice in the northern Hemisp.(10^3 km3) |
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| 248 | nv = nv + 1 |
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| 249 | titvar(nv) = 'VONS' ! snow volume over sea ice in the southern Hemisp.(10^3 km3) |
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| 250 | nv = nv + 1 |
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| 251 | titvar(nv) = 'ECGN' ! mean sea ice velocity in the northern Hemisp.(m/s) |
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| 252 | nv = nv + 1 |
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| 253 | titvar(nv) = 'ECGS' ! mean sea ice velocity in the southern Hemisp.(m/s) |
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| 254 | |
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| 255 | nvinfo = nv |
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| 256 | |
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| 257 | ! Definition et Ecriture de l'entete : nombre d'enregistrements |
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| 258 | ndeb = ( nstart - 1 ) / ninfo |
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| 259 | IF( nstart == 1 ) ndeb = -1 |
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| 260 | |
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| 261 | nferme = ( nstart - 1 + nitrun) / ninfo |
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| 262 | ntot = nferme - ndeb |
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| 263 | ndeb = ninfo * ( 1 + ndeb ) |
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| 264 | nferme = ninfo * nferme |
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| 265 | |
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| 266 | ! definition of formats |
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| 267 | WRITE( fmtw , '(A,I3,A2,I1,A)' ) '(', nfrinf, '(A', nchsep, ','//fmtinf//'))' |
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| 268 | WRITE( fmtr , '(A,I3,A,I1,A)' ) '(', nfrinf, '(', nchsep, 'X,'//fmtinf//'))' |
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| 269 | WRITE( fmtitr, '(A,I3,A,I1,A)' ) '(', nvinfo, 'A', nchinf, ')' |
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| 270 | |
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| 271 | ! opening "ice_evolu" file |
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| 272 | irecl = ( nchinf + 1 ) * nvinfo |
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| 273 | OPEN( numevo_ice, file='ice.evolu', status='unknown', RECL = irecl) |
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| 274 | OPEN( numevo_ice, file='ice.evolu', status='unknown') |
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| 275 | |
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| 276 | !- ecriture de 2 lignes d''entete : |
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| 277 | WRITE(numevo_ice,1000) fmtr, fmtw, fmtitr, nvinfo, ntot, 0, nfrinf |
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| 278 | zxx0 = 0.001 * REAL(ninfo) |
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| 279 | zxx1 = 0.001 * REAL(ndeb) |
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| 280 | WRITE(numevo_ice,1111) REAL(nchinf), 0., zxx1, zxx0, 0., 0., 0 |
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| 281 | |
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| 282 | !- ecriture de 2 lignes de titre : |
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| 283 | WRITE(numevo_ice,'(A,I8,A,I8,A,I5)') & |
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| 284 | 'Evolution chronologique - Experience '//cexper & |
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| 285 | //' de', ndeb, ' a', nferme, ' pas', ninfo |
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| 286 | WRITE(numevo_ice,fmtitr) ( titvar(jv), jv = 1, nvinfo ) |
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| 287 | |
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| 288 | |
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| 289 | !--preparation de "titvar" pour l''ecriture parmi les valeurs numeriques : |
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| 290 | DO jv = 2 , nvinfo |
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| 291 | titinf = titvar(jv)(:nchinf) |
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| 292 | titvar(jv) = ' '//titinf |
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| 293 | END DO |
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| 294 | |
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| 295 | !--Initialisation of the arrays for the accumulation |
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| 296 | DO jv = 1, nvinfo |
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| 297 | vinfom(jv) = 0. |
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| 298 | END DO |
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| 299 | naveg = 0 |
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| 300 | |
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| 301 | 1000 FORMAT( 3(A20),4(1x,I6) ) |
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| 302 | 1111 FORMAT( 3(F7.1,1X,F7.3,1X),I3,A ) |
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| 303 | |
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| 304 | END SUBROUTINE lim_dia_init |
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| 305 | |
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| 306 | #else |
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| 307 | !!---------------------------------------------------------------------- |
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| 308 | !! Default option : NO LIM sea-ice model |
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| 309 | !!---------------------------------------------------------------------- |
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| 310 | CONTAINS |
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| 311 | SUBROUTINE lim_dia ! Empty routine |
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| 312 | END SUBROUTINE lim_dia |
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| 313 | #endif |
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| 314 | |
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| 315 | !!====================================================================== |
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| 316 | END MODULE limdia |
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