Changeset 6140 for trunk/NEMOGCM/NEMO/OPA_SRC/TRA/traadv_cen.F90
- Timestamp:
- 2015-12-21T12:35:23+01:00 (8 years ago)
- File:
-
- 1 edited
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trunk/NEMOGCM/NEMO/OPA_SRC/TRA/traadv_cen.F90 (modified) (12 diffs)
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trunk/NEMOGCM/NEMO/OPA_SRC/TRA/traadv_cen.F90
r5836 r6140 2 2 !!====================================================================== 3 3 !! *** MODULE traadv_cen *** 4 !! Ocean tracers: horizontal & verticaladvective trend (2nd/4th order centered)4 !! Ocean tracers: advective trend (2nd/4th order centered) 5 5 !!====================================================================== 6 6 !! History : 3.7 ! 2014-05 (G. Madec) original code … … 8 8 9 9 !!---------------------------------------------------------------------- 10 !! tra_adv_cen : update the tracer trend with the advection trends using a centered or scheme (2nd or 4th order)11 !! NB: on the vertical it is actually a 4th order COMPACT scheme which is used12 !!---------------------------------------------------------------------- 13 USE oce , ONLY: tsn! now ocean temperature and salinity14 USE dom_oce 15 USE eosbn2 16 USE traadv_fct 17 USE trd_oce 18 USE trdtra 19 USE diaptr 10 !! tra_adv_cen : update the tracer trend with the advection trends using a centered or scheme (2nd or 4th order) 11 !! NB: on the vertical it is actually a 4th order COMPACT scheme which is used 12 !!---------------------------------------------------------------------- 13 USE oce , ONLY: tsn ! now ocean temperature and salinity 14 USE dom_oce ! ocean space and time domain 15 USE eosbn2 ! equation of state 16 USE traadv_fct ! acces to routine interp_4th_cpt 17 USE trd_oce ! trends: ocean variables 18 USE trdtra ! trends manager: tracers 19 USE diaptr ! poleward transport diagnostics 20 20 ! 21 USE in_out_manager 22 USE iom 23 USE trc_oce 24 USE lib_mpp 25 USE wrk_nemo 26 USE timing 21 USE in_out_manager ! I/O manager 22 USE iom ! IOM library 23 USE trc_oce ! share passive tracers/Ocean variables 24 USE lib_mpp ! MPP library 25 USE wrk_nemo ! Memory Allocation 26 USE timing ! Timing 27 27 28 28 IMPLICIT NONE … … 34 34 35 35 !! * Substitutions 36 # include "domzgr_substitute.h90"37 36 # include "vectopt_loop_substitute.h90" 38 37 !!---------------------------------------------------------------------- … … 53 52 !! ** Method : The advection is evaluated by a 2nd or 4th order scheme 54 53 !! using now fields (leap-frog scheme). 55 !!56 54 !! kn_cen_h = 2 ==>> 2nd order centered scheme on the horizontal 57 55 !! = 4 ==>> 4th order - - - - 58 !!59 56 !! kn_cen_v = 2 ==>> 2nd order centered scheme on the vertical 60 57 !! = 4 ==>> 4th order COMPACT scheme - - 61 58 !! 62 !! ** Action : - update pta with the now advective tracer trends 63 !! - send trends to trdtra module for further diagnostcs 59 !! ** Action : - update pta with the now advective tracer trends 60 !! - send trends to trdtra module for further diagnostcs (l_trdtra=T) 61 !! - htr_adv, str_adv : poleward advective heat and salt transport (ln_diaptr=T) 64 62 !!---------------------------------------------------------------------- 65 63 INTEGER , INTENT(in ) :: kt ! ocean time-step index … … 90 88 ENDIF 91 89 ! 92 ! ! surface & bottom values93 IF( lk_vvl ) zwz(:,:, 1 ) = 0._wp ! set to zero one for all94 zwz(:,:,jpk) = 0._wp ! except at the surface in linear free surface90 ! 91 zwz(:,:, 1 ) = 0._wp ! surface & bottom vertical flux set to zero for all tracers 92 zwz(:,:,jpk) = 0._wp 95 93 ! 96 94 DO jn = 1, kjpt !== loop over the tracers ==! 97 95 ! 98 SELECT CASE( kn_cen_h ) 99 ! 100 CASE( 2 ) !2nd order centered96 SELECT CASE( kn_cen_h ) !-- Horizontal fluxes --! 97 ! 98 CASE( 2 ) !* 2nd order centered 101 99 DO jk = 1, jpkm1 102 100 DO jj = 1, jpjm1 … … 108 106 END DO 109 107 ! 110 CASE( 4 ) !4th order centered111 ztu(:,:,jpk) = 0._wp 108 CASE( 4 ) !* 4th order centered 109 ztu(:,:,jpk) = 0._wp ! Bottom value : flux set to zero 112 110 ztv(:,:,jpk) = 0._wp 113 DO jk = 1, jpkm1 !gradient114 DO jj = 2, jpjm1 ! masked derivative111 DO jk = 1, jpkm1 ! masked gradient 112 DO jj = 2, jpjm1 115 113 DO ji = fs_2, fs_jpim1 ! vector opt. 116 114 ztu(ji,jj,jk) = ( ptn(ji+1,jj ,jk,jn) - ptn(ji,jj,jk,jn) ) * umask(ji,jj,jk) … … 121 119 CALL lbc_lnk( ztu, 'U', -1. ) ; CALL lbc_lnk( ztv, 'V', -1. ) ! Lateral boundary cond. (unchanged sgn) 122 120 ! 123 DO jk = 1, jpkm1 121 DO jk = 1, jpkm1 ! Horizontal advective fluxes 124 122 DO jj = 2, jpjm1 125 123 DO ji = 1, fs_jpim1 ! vector opt. … … 140 138 END SELECT 141 139 ! 142 ! !== Vertical fluxes ==! 143 ! 144 SELECT CASE( kn_cen_v ) !* interior fluxes 145 ! 146 CASE( 2 ) ! 2nd order centered 140 SELECT CASE( kn_cen_v ) !-- Vertical fluxes --! (interior) 141 ! 142 CASE( 2 ) !* 2nd order centered 147 143 DO jk = 2, jpk 148 144 DO jj = 2, jpjm1 … … 153 149 END DO 154 150 ! 155 CASE( 4 ) ! 4th order centered156 CALL interp_4th_cpt( ptn(:,:,:,jn) , ztw ) ! 4th order compact interpolationof T at w-point151 CASE( 4 ) !* 4th order compact 152 CALL interp_4th_cpt( ptn(:,:,:,jn) , ztw ) ! ztw = interpolated value of T at w-point 157 153 DO jk = 2, jpkm1 158 154 DO jj = 2, jpjm1 … … 165 161 END SELECT 166 162 ! 167 IF( .NOT.lk_vvl ) THEN !* top value (only in linear free surf.as zwz is multiplied by wmask)163 IF( ln_linssh ) THEN !* top value (linear free surf. only as zwz is multiplied by wmask) 168 164 IF( ln_isfcav ) THEN ! ice-shelf cavities (top of the ocean) 169 165 DO jj = 1, jpj 170 166 DO ji = 1, jpi 171 zwz(ji,jj, mikt(ji,jj) ) = pwn(ji,jj,mikt(ji,jj)) * ptn(ji,jj,mikt(ji,jj),jn) ! linear free surface167 zwz(ji,jj, mikt(ji,jj) ) = pwn(ji,jj,mikt(ji,jj)) * ptn(ji,jj,mikt(ji,jj),jn) 172 168 END DO 173 169 END DO … … 183 179 & - ( zwx(ji,jj,jk) - zwx(ji-1,jj ,jk ) & 184 180 & + zwy(ji,jj,jk) - zwy(ji ,jj-1,jk ) & 185 & + zwz(ji,jj,jk) - zwz(ji ,jj ,jk+1) ) / ( e1e2t(ji,jj) * fse3t_n(ji,jj,jk))181 & + zwz(ji,jj,jk) - zwz(ji ,jj ,jk+1) ) * r1_e1e2t(ji,jj) / e3t_n(ji,jj,jk) 186 182 END DO 187 183 END DO 188 184 END DO 189 ! 185 ! ! trend diagnostics 190 186 IF( ( cdtype == 'TRA' .AND. l_trdtra ) .OR. ( cdtype == 'TRC' .AND. l_trdtrc ) ) THEN 191 187 CALL trd_tra( kt, cdtype, jn, jptra_xad, zwx, pun, ptn(:,:,:,jn) ) … … 193 189 CALL trd_tra( kt, cdtype, jn, jptra_zad, zwz, pwn, ptn(:,:,:,jn) ) 194 190 END IF 195 ! 191 ! ! "Poleward" heat and salt transports (contribution of upstream fluxes) 196 192 IF( cdtype == 'TRA' .AND. ln_diaptr ) THEN 197 IF( jn == jp_tem ) htr_adv(:) = ptr_sj( zwy(:,:,:) )198 IF( jn == jp_sal ) str_adv(:) = ptr_sj( zwy(:,:,:) )193 IF( jn == jp_tem ) htr_adv(:) = ptr_sj( zwy(:,:,:) ) 194 IF( jn == jp_sal ) str_adv(:) = ptr_sj( zwy(:,:,:) ) 199 195 ENDIF 200 196 !
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