[341] | 1 | |
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[719] | 2 | CCC $Header$ |
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[341] | 3 | CCC TOP 1.0 , LOCEAN-IPSL (2005) |
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| 4 | C This software is governed by CeCILL licence see modipsl/doc/NEMO_CeCILL.txt |
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| 5 | C --------------------------------------------------------------------------- |
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[186] | 6 | CDIR$ LIST |
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| 7 | SUBROUTINE p4zopt |
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[772] | 8 | #if defined key_top && defined key_pisces |
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[186] | 9 | CCC--------------------------------------------------------------------- |
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| 10 | CCC |
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[339] | 11 | CCC ROUTINE p4zopt : PISCES MODEL |
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| 12 | CCC ***************************** |
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[186] | 13 | CCC |
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| 14 | CCC PURPOSE : |
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| 15 | CCC --------- |
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| 16 | CCC Compute the light availability in the water column |
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| 17 | CCC depending on the depth and the chlorophyll concentration |
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| 18 | CCC |
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| 19 | CC INPUT : |
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| 20 | CC ----- |
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| 21 | CC argument |
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| 22 | CC None |
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| 23 | CC common |
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| 24 | CC all the common defined in opa |
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| 25 | CC |
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| 26 | CC |
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| 27 | CC OUTPUT : : no |
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| 28 | CC ------ |
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| 29 | CC |
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| 30 | CC MODIFICATIONS: |
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| 31 | CC -------------- |
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[339] | 32 | CC original : O. Aumont (2004) |
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[186] | 33 | CC---------------------------------------------------------------------- |
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| 34 | CC parameters and commons |
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| 35 | CC ====================== |
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[339] | 36 | CDIR$ NOLIST |
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[186] | 37 | USE oce_trc |
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| 38 | USE trp_trc |
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| 39 | USE sms |
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[339] | 40 | IMPLICIT NONE |
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[186] | 41 | #include "domzgr_substitute.h90" |
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[339] | 42 | CDIR$ LIST |
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[186] | 43 | CC---------------------------------------------------------------------- |
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| 44 | CC local declarations |
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| 45 | CC ================== |
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[260] | 46 | INTEGER ji, jj, jk, mrgb |
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[653] | 47 | REAL xchl,ekg(jpi,jpj,jpk),ekr(jpi,jpj,jpk),ekb(jpi,jpj,jpk) |
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[186] | 48 | REAL parlux,e1(jpi,jpj,jpk),e2(jpi,jpj,jpk),e3(jpi,jpj,jpk) |
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[653] | 49 | REAL zdepmoy(jpi,jpj),etmp(jpi,jpj) |
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[339] | 50 | REAL zrlight,zblight,zglight |
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[653] | 51 | REAL zrlight1,zblight1,zglight1 |
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| 52 | REAL e3lum(jpi,jpj,jpk),e4lum(jpi,jpj,jpk) |
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| 53 | REAL e5lum(jpi,jpj,jpk),e6lum(jpi,jpj,jpk) |
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[339] | 54 | C |
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[186] | 55 | C Initialisation of variables used to compute PAR |
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| 56 | C ----------------------------------------------- |
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| 57 | C |
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| 58 | e1 = 0. |
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| 59 | e2 = 0. |
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| 60 | e3 = 0. |
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| 61 | etot = 0. |
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| 62 | parlux = 0.43/3. |
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| 63 | |
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[653] | 64 | IF (ln_qsr_sms) THEN |
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| 65 | C |
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| 66 | C IF activated, computation of the qsr for the dynamics |
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| 67 | C ----------------------------------------------------- |
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| 68 | C |
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| 69 | e3lum=0. |
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| 70 | e4lum=0. |
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| 71 | e5lum=0. |
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| 72 | e6lum=0. |
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| 73 | ENDIF |
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| 74 | |
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[339] | 75 | DO jk=1,jpkm1 |
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| 76 | DO jj=1,jpj |
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| 77 | DO ji=1,jpi |
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[186] | 78 | C |
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[339] | 79 | C Separation in three light bands: red, green, blue |
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| 80 | C ------------------------------------------------- |
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[186] | 81 | C |
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| 82 | xchl=(trn(ji,jj,jk,jpnch)+trn(ji,jj,jk,jpdch)+rtrn)*1.E6 |
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[339] | 83 | xchl=max(0.03,xchl) |
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[186] | 84 | xchl=min(10.,xchl) |
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[339] | 85 | |
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[186] | 86 | mrgb = int(41+20.*log10(xchl)+rtrn) |
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[339] | 87 | |
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| 88 | ekb(ji,jj,jk)=xkrgb(1,mrgb) |
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| 89 | ekg(ji,jj,jk)=xkrgb(2,mrgb) |
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| 90 | ekr(ji,jj,jk)=xkrgb(3,mrgb) |
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[186] | 91 | C |
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| 92 | END DO |
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| 93 | END DO |
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| 94 | END DO |
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| 95 | C |
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| 96 | DO jj = 1,jpj |
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| 97 | DO ji = 1,jpi |
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| 98 | C |
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[339] | 99 | C Separation in three light bands: red, green, blue |
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| 100 | C ------------------------------------------------- |
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[186] | 101 | C |
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[339] | 102 | zblight=0.5*ekb(ji,jj,1)*fse3t(ji,jj,1) |
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| 103 | zglight=0.5*ekg(ji,jj,1)*fse3t(ji,jj,1) |
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| 104 | zrlight=0.5*ekr(ji,jj,1)*fse3t(ji,jj,1) |
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| 105 | C |
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| 106 | e1(ji,jj,1) = parlux*qsr(ji,jj)*exp(-zblight) |
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| 107 | e2(ji,jj,1) = parlux*qsr(ji,jj)*exp(-zglight) |
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| 108 | e3(ji,jj,1) = parlux*qsr(ji,jj)*exp(-zrlight) |
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| 109 | C |
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[186] | 110 | END DO |
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| 111 | END DO |
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[653] | 112 | |
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[339] | 113 | DO jk = 2,jpkm1 |
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[186] | 114 | DO jj = 1,jpj |
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| 115 | DO ji = 1,jpi |
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| 116 | C |
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[339] | 117 | C Separation in three light bands: red, green, blue |
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| 118 | C ------------------------------------------------- |
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| 119 | C |
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| 120 | zblight=0.5*(ekb(ji,jj,jk-1)*fse3t(ji,jj,jk-1) |
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| 121 | & +ekb(ji,jj,jk)*fse3t(ji,jj,jk)) |
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| 122 | zglight=0.5*(ekg(ji,jj,jk-1)*fse3t(ji,jj,jk-1) |
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| 123 | & +ekg(ji,jj,jk)*fse3t(ji,jj,jk)) |
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| 124 | zrlight=0.5*(ekr(ji,jj,jk-1)*fse3t(ji,jj,jk-1) |
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| 125 | & +ekr(ji,jj,jk)*fse3t(ji,jj,jk)) |
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| 126 | C |
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| 127 | e1(ji,jj,jk) = e1(ji,jj,jk-1)*exp(-zblight) |
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| 128 | e2(ji,jj,jk) = e2(ji,jj,jk-1)*exp(-zglight) |
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| 129 | e3(ji,jj,jk) = e3(ji,jj,jk-1)*exp(-zrlight) |
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| 130 | C |
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[186] | 131 | END DO |
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| 132 | END DO |
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| 133 | END DO |
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[339] | 134 | C |
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| 135 | etot(:,:,:) = e1(:,:,:)+e2(:,:,:)+e3(:,:,:) |
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[653] | 136 | |
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| 137 | IF (ln_qsr_sms) THEN |
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| 138 | C |
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| 139 | C In the following, the vertical attenuation of qsr for the |
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| 140 | C dynamics is computed |
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| 141 | C --------------------------------------------------------- |
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| 142 | C |
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| 143 | DO jj = 1,jpj |
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| 144 | DO ji = 1,jpi |
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| 145 | C |
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| 146 | C Separation in three light bands: red, green, blue |
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| 147 | C ------------------------------------------------- |
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| 148 | C |
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| 149 | zblight=0.5*ekb(ji,jj,1)*fse3t(ji,jj,1) |
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| 150 | zglight=0.5*ekg(ji,jj,1)*fse3t(ji,jj,1) |
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| 151 | zrlight=0.5*ekr(ji,jj,1)*fse3t(ji,jj,1) |
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| 152 | C |
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| 153 | e3lum(ji,jj,1) = parlux*qsr(ji,jj) |
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| 154 | e4lum(ji,jj,1) = parlux*qsr(ji,jj) |
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| 155 | e5lum(ji,jj,1) = parlux*qsr(ji,jj) |
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| 156 | e6lum(ji,jj,1) = (1.-3.*parlux)*qsr(ji,jj) |
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| 157 | C |
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| 158 | END DO |
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| 159 | END DO |
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| 160 | |
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| 161 | DO jk = 2,jpkm1 |
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| 162 | DO jj = 1,jpj |
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| 163 | DO ji = 1,jpi |
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| 164 | C |
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| 165 | C Separation in three light bands: red, green, blue |
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| 166 | C ------------------------------------------------- |
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| 167 | C |
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| 168 | zblight1=ekb(ji,jj,jk-1)*fse3t(ji,jj,jk-1) |
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| 169 | zglight1=ekg(ji,jj,jk-1)*fse3t(ji,jj,jk-1) |
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| 170 | zrlight1=ekr(ji,jj,jk-1)*fse3t(ji,jj,jk-1) |
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| 171 | |
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| 172 | e3lum(ji,jj,jk) = e3lum(ji,jj,jk-1)*exp(-zblight) |
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| 173 | e4lum(ji,jj,jk) = e4lum(ji,jj,jk-1)*exp(-zglight) |
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| 174 | e5lum(ji,jj,jk) = e5lum(ji,jj,jk-1)*exp(-zrlight) |
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| 175 | e6lum(ji,jj,jk) = e6lum(ji,jj,jk-1) |
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| 176 | & *exp(-fse3t(ji,jj,jk-1)/xsi1) |
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| 177 | C |
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| 178 | END DO |
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| 179 | END DO |
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| 180 | END DO |
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| 181 | |
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| 182 | etot3(:,:,:)=e3lum(:,:,:)+e4lum(:,:,:)+e5lum(:,:,:) |
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| 183 | & +e6lum(:,:,:) |
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| 184 | |
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| 185 | ENDIF |
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[186] | 186 | C |
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| 187 | C Computation of the euphotic depth |
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| 188 | C --------------------------------- |
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| 189 | C |
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[339] | 190 | zmeu(:,:) = 300. |
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| 191 | |
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| 192 | DO jk = 2,jpkm1 |
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[186] | 193 | DO jj = 1,jpj |
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| 194 | DO ji = 1,jpi |
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| 195 | IF (etot(ji,jj,jk).GE.0.0043*qsr(ji,jj)) THEN |
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| 196 | zmeu(ji,jj) = fsdepw(ji,jj,jk+1) |
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| 197 | ENDIF |
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| 198 | END DO |
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| 199 | END DO |
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| 200 | END DO |
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| 201 | C |
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[339] | 202 | zmeu(:,:)=min(300.,zmeu(:,:)) |
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| 203 | C |
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[186] | 204 | C Computation of the mean light over the mixed layer depth |
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| 205 | C -------------------------------------------------------- |
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| 206 | C |
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| 207 | zdepmoy = 0 |
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| 208 | etmp = 0. |
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| 209 | emoy = 0. |
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| 210 | |
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| 211 | DO jk = 1,jpkm1 |
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| 212 | DO jj = 1,jpj |
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| 213 | DO ji = 1,jpi |
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[339] | 214 | if (fsdepw(ji,jj,jk+1).le.hmld(ji,jj)) then |
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| 215 | etmp(ji,jj) = etmp(ji,jj)+etot(ji,jj,jk)*fse3t(ji,jj,jk) |
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| 216 | zdepmoy(ji,jj)=zdepmoy(ji,jj)+fse3t(ji,jj,jk) |
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| 217 | endif |
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[186] | 218 | END DO |
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| 219 | END DO |
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| 220 | END DO |
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| 221 | |
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[339] | 222 | emoy(:,:,:) = etot(:,:,:) |
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[186] | 223 | |
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[339] | 224 | DO jk = 1,jpkm1 |
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[186] | 225 | DO jj = 1,jpj |
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| 226 | DO ji = 1,jpi |
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[339] | 227 | IF (fsdepw(ji,jj,jk+1).LE.hmld(ji,jj)) THEN |
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[186] | 228 | emoy(ji,jj,jk) = etmp(ji,jj)/(zdepmoy(ji,jj)+rtrn) |
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| 229 | ENDIF |
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| 230 | END DO |
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| 231 | END DO |
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| 232 | END DO |
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| 233 | |
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| 234 | # if defined key_trc_diaadd |
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| 235 | trc2d(:,:,11) = zmeu(:,:) |
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| 236 | # endif |
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| 237 | C |
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| 238 | #endif |
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| 239 | RETURN |
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| 240 | END |
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