| 1 | MODULE p4zint |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE p4zint *** |
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| 4 | !! TOP : PISCES interpolation and computation of various accessory fields |
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| 5 | !!====================================================================== |
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| 6 | !! History : 1.0 ! 2004-03 (O. Aumont) Original code |
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| 7 | !! 2.0 ! 2007-12 (C. Ethe, G. Madec) F90 |
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| 8 | !!---------------------------------------------------------------------- |
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| 9 | #if defined key_pisces |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | !! 'key_pisces' PISCES bio-model |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | !! p4z_int : interpolation and computation of various accessory fields |
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| 14 | !!---------------------------------------------------------------------- |
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| 15 | USE oce_trc ! |
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| 16 | USE trp_trc |
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| 17 | USE sms |
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| 18 | |
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| 19 | IMPLICIT NONE |
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| 20 | PRIVATE |
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| 21 | |
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| 22 | PUBLIC p4z_int ! called in p4zprg.F90 |
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| 23 | |
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| 24 | !!---------------------------------------------------------------------- |
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| 25 | !! NEMO/TOP 2.0 , LOCEAN-IPSL (2007) |
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| 26 | !! $Header:$ |
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| 27 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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| 28 | !!---------------------------------------------------------------------- |
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| 29 | |
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| 30 | CONTAINS |
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| 31 | |
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| 32 | SUBROUTINE p4z_int( kt ) |
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| 33 | !!--------------------------------------------------------------------- |
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| 34 | !! *** ROUTINE p4z_int *** |
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| 35 | !! |
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| 36 | !! ** Purpose : interpolation and computation of various accessory fields |
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| 37 | !! |
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| 38 | !! ** Method : - ??? |
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| 39 | !!--------------------------------------------------------------------- |
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| 40 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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| 41 | !! |
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| 42 | INTEGER :: ji, jj |
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| 43 | INTEGER :: iman, ivit1t, ivit2t |
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| 44 | REAL(wp) :: zpdtan, zman, zpdtmo, zdemi |
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| 45 | REAL(wp) :: zt, zdum |
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| 46 | !!--------------------------------------------------------------------- |
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| 47 | |
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| 48 | zpdtan = raass / rdt |
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| 49 | zman = 12. |
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| 50 | iman = 12 |
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| 51 | zpdtmo = zpdtan / zman |
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| 52 | zdemi = zpdtmo / 2. |
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| 53 | zt = ( float ( kt) + zdemi) / zpdtmo |
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| 54 | |
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| 55 | ! recherche de l indice des enregistrements |
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| 56 | ! du modele dynamique encadrant le pas de temps kt. |
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| 57 | ! -------------------------------------------------- |
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| 58 | |
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| 59 | xtvit = zt - FLOAT( INT( zt ) ) |
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| 60 | ivit1t = INT( zt ) |
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| 61 | ivit2t = ivit1t + 1 |
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| 62 | ivit1t = MOD ( ivit1t, iman ) |
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| 63 | IF( ivit1t == 0 ) ivit1t = iman |
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| 64 | ivit2t = MOD ( ivit2t, iman ) |
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| 65 | IF( ivit2t == 0 ) ivit2t = iman |
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| 66 | |
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| 67 | ! Interpolation of dust deposition |
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| 68 | ! -------------------------------- |
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| 69 | |
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| 70 | dust(:,:) = ( 1.- xtvit ) * dustmo(:,:,ivit1t) + xtvit * dustmo(:,:,ivit2t) |
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| 71 | |
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| 72 | ! Computation of phyto and zoo metabolic rate |
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| 73 | ! ------------------------------------------- |
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| 74 | |
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| 75 | Tgfunc (:,:,:) = EXP( 0.063913 * tn(:,:,:) ) |
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| 76 | Tgfunc2(:,:,:) = EXP( 0.07608 * tn(:,:,:) ) |
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| 77 | |
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| 78 | ! Computation of the silicon dependant half saturation |
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| 79 | ! constant for silica uptake |
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| 80 | ! --------------------------------------------------- |
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| 81 | |
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| 82 | DO ji = 1, jpi |
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| 83 | DO jj = 1, jpj |
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| 84 | zdum = trn(ji,jj,1,jpsil) * trn(ji,jj,1,jpsil) |
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| 85 | xksimax(ji,jj) = MAX( xksimax(ji,jj), ( 1.+ 7.* zdum / ( xksi2 * xksi2 * 25. + zdum ) ) * 1e-6 ) |
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| 86 | END DO |
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| 87 | END DO |
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| 88 | |
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| 89 | IF( nday_year == 365 ) THEN |
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| 90 | xksi = xksimax |
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| 91 | xksimax = 0.e0 |
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| 92 | ENDIF |
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| 93 | ! |
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| 94 | END SUBROUTINE p4z_int |
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| 95 | |
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| 96 | #else |
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| 97 | !!====================================================================== |
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| 98 | !! Dummy module : No PISCES bio-model |
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| 99 | !!====================================================================== |
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| 100 | CONTAINS |
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| 101 | SUBROUTINE p4z_int( kt ) ! Empty routine |
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| 102 | INTEGER, INTENT( in ) :: kt |
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| 103 | WRITE(*,*) 'p4z_int: You should not have seen this print! error?', kt |
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| 104 | END SUBROUTINE p4z_int |
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| 105 | #endif |
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| 106 | |
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| 107 | !!====================================================================== |
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| 108 | END MODULE p4zint |
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