Changeset 1423 for trunk/NEMO/OPA_SRC/trc_oce.F90
- Timestamp:
- 2009-05-06T18:22:01+02:00 (15 years ago)
- File:
-
- 1 edited
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trunk/NEMO/OPA_SRC/trc_oce.F90
r1152 r1423 4 4 !! Ocean passive tracer : share SMS/Ocean variables 5 5 !!====================================================================== 6 !! History : 7 !! 9.0 ! 04-03 (C. Ethe) F90: Free form and module 8 !!---------------------------------------------------------------------- 6 !! History : 1.0 ! 2004-03 (C. Ethe) Original code 7 !!---------------------------------------------------------------------- 8 9 !!---------------------------------------------------------------------- 10 !! trc_oce_rgb : tabulated attenuation coefficients for RGB light penetration 11 !!---------------------------------------------------------------------- 12 USE in_out_manager ! I/O manager 13 USE dom_oce ! ocean space and time domain 14 9 15 #if defined key_top && defined key_pisces 10 16 !!---------------------------------------------------------------------- 11 !! OPA 9.0 , LOCEAN-IPSL (2005) 12 !! $Id$ 13 !! This software is governed by the CeCILL licence see modipsl/doc/NEMO_CeCILL.txt 14 !!---------------------------------------------------------------------- 15 USE sms_pisces , ONLY : & 16 etot3 => etot3 !!: Biological fluxes for light 17 !! Shared module variables 18 LOGICAL, PUBLIC, PARAMETER :: lk_qsr_sms = .TRUE. 17 !! 'key_top' & 'key_pisces' PISCES bio-model 18 !!---------------------------------------------------------------------- 19 USE sms_pisces , ONLY : etot3 => etot3 !: bio-model light absorption 20 21 IMPLICIT NONE 22 PRIVATE 23 24 PUBLIC trc_oce_rgb ! routine called by p4zopt.F90 25 26 LOGICAL, PUBLIC, PARAMETER :: lk_qsr_bio = .TRUE. !: bio-model light absorption flag 27 19 28 #else 20 29 !!---------------------------------------------------------------------- 21 !! Default option No Biological fluxes for light30 !! Default option No bio-model light absorption 22 31 !!---------------------------------------------------------------------- 23 32 USE par_oce 24 LOGICAL, PUBLIC, PARAMETER :: lk_qsr_sms = .FALSE. 25 REAL(wp), PUBLIC , DIMENSION (jpi,jpj,jpk) :: & 26 etot3 33 34 IMPLICIT NONE 35 PRIVATE 36 37 PUBLIC trc_oce_rgb ! routine called by traqsr.F90 38 39 LOGICAL, PUBLIC, PARAMETER :: lk_qsr_bio = .FALSE. !: bio-model light absorption flag 40 41 REAL(wp), PUBLIC , DIMENSION(jpi,jpj,jpk) :: etot3 !: light absortion coefficient 27 42 #endif 28 43 44 PUBLIC trc_oce_ext_lev ! function called by traqsr.F90 at least 45 46 INTEGER, PUBLIC :: nksr ! levels below which the light cannot penetrate ( depth larger than 391 m) 47 48 REAL(wp), DIMENSION(3,61), PUBLIC :: rkrgb !: tabulated attenuation coefficients for RGB absorption 49 50 !! * Substitutions 51 # include "domzgr_substitute.h90" 52 !!---------------------------------------------------------------------- 53 !! NEMO/OPA 3.2 , LOCEAN-IPSL (2009) 54 !! $Id:$ 55 !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) 56 !!---------------------------------------------------------------------- 57 58 CONTAINS 59 60 SUBROUTINE trc_oce_rgb( prgb ) 61 !!--------------------------------------------------------------------- 62 !! *** ROUTINE p4z_opt_init *** 63 !! 64 !! ** Purpose : Initialization of of the optical scheme 65 !! 66 !! ** Method : Set a look up table for the optical coefficients 67 !! i.e. the attenuation coefficient for R-G-B light 68 !! tabulated in Chlorophyll class (from JM Andre) 69 !! 70 !! ** Action : prgb(3,61) tabulated R-G-B attenuation coef. 71 !! 72 !! Reference : Lengaigne et al. 2007, Clim. Dyn., V28, 5, 503-516. 73 !!---------------------------------------------------------------------- 74 REAL(wp), DIMENSION(3,61), INTENT(inout) :: prgb ! tabulated attenuation coefficient 75 !! 76 INTEGER :: jc ! dummy loop indice 77 INTEGER :: irgb ! temporary integer 78 REAL(wp) :: zchl ! temporary scalar 79 REAL(wp), DIMENSION(4,61) :: zrgb ! tabulated attenuation coefficient (formerly read in 'kRGB61.txt') 80 !!---------------------------------------------------------------------- 81 ! 82 IF(lwp) THEN 83 WRITE(numout,*) 84 WRITE(numout,*) 'trc_oce_rgb : Initialisation of the optical look-up table' 85 WRITE(numout,*) '~~~~~~~~~~~ ' 86 ENDIF 87 ! 88 ! Chlorophyll ! Blue attenuation ! Green attenuation ! Red attenuation ! 89 zrgb(1, 1) = 0.010 ; zrgb(2, 1) = 0.01618 ; zrgb(3, 1) = 0.07464 ; zrgb(4, 1) = 0.37807 90 zrgb(1, 2) = 0.011 ; zrgb(2, 2) = 0.01654 ; zrgb(3, 2) = 0.07480 ; zrgb(4, 2) = 0.37823 91 zrgb(1, 3) = 0.013 ; zrgb(2, 3) = 0.01693 ; zrgb(3, 3) = 0.07499 ; zrgb(4, 3) = 0.37840 92 zrgb(1, 4) = 0.014 ; zrgb(2, 4) = 0.01736 ; zrgb(3, 4) = 0.07518 ; zrgb(4, 4) = 0.37859 93 zrgb(1, 5) = 0.016 ; zrgb(2, 5) = 0.01782 ; zrgb(3, 5) = 0.07539 ; zrgb(4, 5) = 0.37879 94 zrgb(1, 6) = 0.018 ; zrgb(2, 6) = 0.01831 ; zrgb(3, 6) = 0.07562 ; zrgb(4, 6) = 0.37900 95 zrgb(1, 7) = 0.020 ; zrgb(2, 7) = 0.01885 ; zrgb(3, 7) = 0.07586 ; zrgb(4, 7) = 0.37923 96 zrgb(1, 8) = 0.022 ; zrgb(2, 8) = 0.01943 ; zrgb(3, 8) = 0.07613 ; zrgb(4, 8) = 0.37948 97 zrgb(1, 9) = 0.025 ; zrgb(2, 9) = 0.02005 ; zrgb(3, 9) = 0.07641 ; zrgb(4, 9) = 0.37976 98 zrgb(1,10) = 0.028 ; zrgb(2,10) = 0.02073 ; zrgb(3,10) = 0.07672 ; zrgb(4,10) = 0.38005 99 zrgb(1,11) = 0.032 ; zrgb(2,11) = 0.02146 ; zrgb(3,11) = 0.07705 ; zrgb(4,11) = 0.38036 100 zrgb(1,12) = 0.035 ; zrgb(2,12) = 0.02224 ; zrgb(3,12) = 0.07741 ; zrgb(4,12) = 0.38070 101 zrgb(1,13) = 0.040 ; zrgb(2,13) = 0.02310 ; zrgb(3,13) = 0.07780 ; zrgb(4,13) = 0.38107 102 zrgb(1,14) = 0.045 ; zrgb(2,14) = 0.02402 ; zrgb(3,14) = 0.07821 ; zrgb(4,14) = 0.38146 103 zrgb(1,15) = 0.050 ; zrgb(2,15) = 0.02501 ; zrgb(3,15) = 0.07866 ; zrgb(4,15) = 0.38189 104 zrgb(1,16) = 0.056 ; zrgb(2,16) = 0.02608 ; zrgb(3,16) = 0.07914 ; zrgb(4,16) = 0.38235 105 zrgb(1,17) = 0.063 ; zrgb(2,17) = 0.02724 ; zrgb(3,17) = 0.07967 ; zrgb(4,17) = 0.38285 106 zrgb(1,18) = 0.071 ; zrgb(2,18) = 0.02849 ; zrgb(3,18) = 0.08023 ; zrgb(4,18) = 0.38338 107 zrgb(1,19) = 0.079 ; zrgb(2,19) = 0.02984 ; zrgb(3,19) = 0.08083 ; zrgb(4,19) = 0.38396 108 zrgb(1,20) = 0.089 ; zrgb(2,20) = 0.03131 ; zrgb(3,20) = 0.08149 ; zrgb(4,20) = 0.38458 109 zrgb(1,21) = 0.100 ; zrgb(2,21) = 0.03288 ; zrgb(3,21) = 0.08219 ; zrgb(4,21) = 0.38526 110 zrgb(1,22) = 0.112 ; zrgb(2,22) = 0.03459 ; zrgb(3,22) = 0.08295 ; zrgb(4,22) = 0.38598 111 zrgb(1,23) = 0.126 ; zrgb(2,23) = 0.03643 ; zrgb(3,23) = 0.08377 ; zrgb(4,23) = 0.38676 112 zrgb(1,24) = 0.141 ; zrgb(2,24) = 0.03842 ; zrgb(3,24) = 0.08466 ; zrgb(4,24) = 0.38761 113 zrgb(1,25) = 0.158 ; zrgb(2,25) = 0.04057 ; zrgb(3,25) = 0.08561 ; zrgb(4,25) = 0.38852 114 zrgb(1,26) = 0.178 ; zrgb(2,26) = 0.04289 ; zrgb(3,26) = 0.08664 ; zrgb(4,26) = 0.38950 115 zrgb(1,27) = 0.200 ; zrgb(2,27) = 0.04540 ; zrgb(3,27) = 0.08775 ; zrgb(4,27) = 0.39056 116 zrgb(1,28) = 0.224 ; zrgb(2,28) = 0.04811 ; zrgb(3,28) = 0.08894 ; zrgb(4,28) = 0.39171 117 zrgb(1,29) = 0.251 ; zrgb(2,29) = 0.05103 ; zrgb(3,29) = 0.09023 ; zrgb(4,29) = 0.39294 118 zrgb(1,30) = 0.282 ; zrgb(2,30) = 0.05420 ; zrgb(3,30) = 0.09162 ; zrgb(4,30) = 0.39428 119 zrgb(1,31) = 0.316 ; zrgb(2,31) = 0.05761 ; zrgb(3,31) = 0.09312 ; zrgb(4,31) = 0.39572 120 zrgb(1,32) = 0.355 ; zrgb(2,32) = 0.06130 ; zrgb(3,32) = 0.09474 ; zrgb(4,32) = 0.39727 121 zrgb(1,33) = 0.398 ; zrgb(2,33) = 0.06529 ; zrgb(3,33) = 0.09649 ; zrgb(4,33) = 0.39894 122 zrgb(1,34) = 0.447 ; zrgb(2,34) = 0.06959 ; zrgb(3,34) = 0.09837 ; zrgb(4,34) = 0.40075 123 zrgb(1,35) = 0.501 ; zrgb(2,35) = 0.07424 ; zrgb(3,35) = 0.10040 ; zrgb(4,35) = 0.40270 124 zrgb(1,36) = 0.562 ; zrgb(2,36) = 0.07927 ; zrgb(3,36) = 0.10259 ; zrgb(4,36) = 0.40480 125 zrgb(1,37) = 0.631 ; zrgb(2,37) = 0.08470 ; zrgb(3,37) = 0.10495 ; zrgb(4,37) = 0.40707 126 zrgb(1,38) = 0.708 ; zrgb(2,38) = 0.09056 ; zrgb(3,38) = 0.10749 ; zrgb(4,38) = 0.40952 127 zrgb(1,39) = 0.794 ; zrgb(2,39) = 0.09690 ; zrgb(3,39) = 0.11024 ; zrgb(4,39) = 0.41216 128 zrgb(1,40) = 0.891 ; zrgb(2,40) = 0.10374 ; zrgb(3,40) = 0.11320 ; zrgb(4,40) = 0.41502 129 zrgb(1,41) = 1.000 ; zrgb(2,41) = 0.11114 ; zrgb(3,41) = 0.11639 ; zrgb(4,41) = 0.41809 130 zrgb(1,42) = 1.122 ; zrgb(2,42) = 0.11912 ; zrgb(3,42) = 0.11984 ; zrgb(4,42) = 0.42142 131 zrgb(1,43) = 1.259 ; zrgb(2,43) = 0.12775 ; zrgb(3,43) = 0.12356 ; zrgb(4,43) = 0.42500 132 zrgb(1,44) = 1.413 ; zrgb(2,44) = 0.13707 ; zrgb(3,44) = 0.12757 ; zrgb(4,44) = 0.42887 133 zrgb(1,45) = 1.585 ; zrgb(2,45) = 0.14715 ; zrgb(3,45) = 0.13189 ; zrgb(4,45) = 0.43304 134 zrgb(1,46) = 1.778 ; zrgb(2,46) = 0.15803 ; zrgb(3,46) = 0.13655 ; zrgb(4,46) = 0.43754 135 zrgb(1,47) = 1.995 ; zrgb(2,47) = 0.16978 ; zrgb(3,47) = 0.14158 ; zrgb(4,47) = 0.44240 136 zrgb(1,48) = 2.239 ; zrgb(2,48) = 0.18248 ; zrgb(3,48) = 0.14701 ; zrgb(4,48) = 0.44765 137 zrgb(1,49) = 2.512 ; zrgb(2,49) = 0.19620 ; zrgb(3,49) = 0.15286 ; zrgb(4,49) = 0.45331 138 zrgb(1,50) = 2.818 ; zrgb(2,50) = 0.21102 ; zrgb(3,50) = 0.15918 ; zrgb(4,50) = 0.45942 139 zrgb(1,51) = 3.162 ; zrgb(2,51) = 0.22703 ; zrgb(3,51) = 0.16599 ; zrgb(4,51) = 0.46601 140 zrgb(1,52) = 3.548 ; zrgb(2,52) = 0.24433 ; zrgb(3,52) = 0.17334 ; zrgb(4,52) = 0.47313 141 zrgb(1,53) = 3.981 ; zrgb(2,53) = 0.26301 ; zrgb(3,53) = 0.18126 ; zrgb(4,54) = 0.48080 142 zrgb(1,54) = 4.467 ; zrgb(2,54) = 0.28320 ; zrgb(3,54) = 0.18981 ; zrgb(4,55) = 0.48909 143 zrgb(1,55) = 5.012 ; zrgb(2,55) = 0.30502 ; zrgb(3,55) = 0.19903 ; zrgb(4,56) = 0.49803 144 zrgb(1,56) = 5.623 ; zrgb(2,56) = 0.32858 ; zrgb(3,56) = 0.20898 ; zrgb(4,57) = 0.50768 145 zrgb(1,57) = 6.310 ; zrgb(2,57) = 0.35404 ; zrgb(3,57) = 0.21971 ; zrgb(4,58) = 0.51810 146 zrgb(1,58) = 7.079 ; zrgb(2,58) = 0.38154 ; zrgb(3,58) = 0.23129 ; zrgb(4,59) = 0.52934 147 zrgb(1,59) = 7.943 ; zrgb(2,59) = 0.41125 ; zrgb(3,59) = 0.24378 ; zrgb(4,50) = 0.54147 148 zrgb(1,60) = 8.912 ; zrgb(2,60) = 0.44336 ; zrgb(3,60) = 0.25725 ; zrgb(4,60) = 0.55457 149 zrgb(1,61) = 10.000 ; zrgb(2,61) = 0.47804 ; zrgb(3,61) = 0.27178 ; zrgb(4,61) = 0.56870 150 ! 151 prgb(:,:) = zrgb(2:4,:) 152 ! 153 DO jc = 1, 61 ! check 154 zchl = zrgb(1,jc) 155 irgb = NINT( 41 + 20.* LOG10( zchl ) + 1.e-15 ) 156 IF(lwp) WRITE(numout,*) ' jc =', jc, ' Chl = ', zchl, ' irgb = ', irgb 157 IF( irgb /= jc ) THEN 158 IF(lwp) WRITE(numout,*) ' jc =', jc, ' Chl = ', zchl, ' Chl class = ', irgb 159 CALL ctl_stop( 'trc_oce_rgb : inconsistency in Chl tabulated attenuation coeff.' ) 160 ENDIF 161 END DO 162 ! 163 END SUBROUTINE trc_oce_rgb 164 165 166 SUBROUTINE trc_oce_rgb_read( prgb ) 167 !!---------------------------------------------------------------------- 168 !! *** ROUTINE p4z_opt_init *** 169 !! 170 !! ** Purpose : Initialization of of the optical scheme 171 !! 172 !! ** Method : read the look up table for the optical coefficients 173 !! 174 !! ** input : xkrgb(61) precomputed array corresponding to the 175 !! attenuation coefficient (from JM Andre) 176 !!---------------------------------------------------------------------- 177 REAL(wp), DIMENSION(3,61), INTENT(inout) :: prgb ! tabulated attenuation coefficient 178 !! 179 INTEGER :: jchl, jband ! dummy loop indices 180 INTEGER :: numlight 181 REAL(wp) :: ztoto 182 CHARACTER(LEN=20) :: clname 183 !!---------------------------------------------------------------------- 184 ! 185 clname = 'kRGB61.txt' 186 CALL ctlopn( numlight, clname, 'OLD', 'FORMATTED', 'SEQUENTIAL', 1, numout, .TRUE., 1 ) 187 DO jchl = 1, 61 188 READ(numlight,*) ztoto, ( prgb(jband,jchl), jband=1,3 ) 189 END DO 190 CLOSE( numlight ) 191 ! 192 IF(lwp) THEN ! control print 193 WRITE(numout,*) 194 WRITE(numout,*) ' trc_oce_rgb_read : optical look-up table read in kRGB61.txt file' 195 WRITE(numout,*) ' ~~~~~~~~~~~~~~~~' 196 ENDIF 197 ! 198 END SUBROUTINE trc_oce_rgb_read 199 200 201 FUNCTION trc_oce_ext_lev( prldex, pqsr_frc ) RESULT( pjl ) 202 !!---------------------------------------------------------------------- 203 !! *** ROUTINE trc_oce_ext_lev *** 204 !! 205 !! ** Purpose : compute max. level for light penetration 206 !! 207 !! ** Method : the function provides the level at which irradiance 208 !! becomes negligible (i.e. = 1.e-15 W/m2) for 3 or 2 bands light 209 !! penetration: I(z) = pqsr_frc * EXP(hext/prldex) = 1.e-15 W/m2 210 !! # prldex is the longest depth of extinction: 211 !! - prldex = 23 m (2 bands case) 212 !! - prldex = 62 m (3 bands case: blue waveband & 0.01 mg/m2 for the chlorophyll) 213 !! # pqsr_frc is the fraction of solar radiation which penetrates, 214 !! considering Qsr=240 W/m2 and rn_abs = 0.58: 215 !! - pqsr_frc = Qsr * (1-rn_abs) = 1.00e2 W/m2 (2 bands case) 216 !! - pqsr_frc = Qsr * (1-rn_abs)/3 = 0.33e2 W/m2 (3 bands case & equi-partition) 217 !! 218 !!---------------------------------------------------------------------- 219 REAL(wp), INTENT(in) :: prldex ! longest depth of extinction 220 REAL(wp), INTENT(in) :: pqsr_frc ! frac. solar radiation which penetrates 221 !! 222 INTEGER :: jk, pjl ! levels 223 REAL(wp) :: zhext ! deepest level till which light penetrates 224 REAL(wp) :: zprec = 15._wp ! precision to reach -LOG10(1.e-15) 225 REAL(wp) :: zem ! temporary scalar 226 !!---------------------------------------------------------------------- 227 ! 228 ! It is not necessary to compute anything bellow the following depth 229 zhext = prldex * ( LOG(10.e0) * zprec + LOG(pqsr_frc) ) 230 231 ! Level of light extinction 232 pjl = jpkm1 233 DO jk = jpkm1, 1, -1 234 zem = MAXVAL( fsdepw(:,:,jk+1) * tmask(:,:,jk) ) 235 IF( zem >= zhext ) pjl = jk ! last T-level reached by Qsr 236 END DO 237 ! 238 END FUNCTION trc_oce_ext_lev 239 240 241 !!====================================================================== 29 242 END MODULE trc_oce
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