Changeset 7477
- Timestamp:
- 2016-12-08T11:37:17+01:00 (7 years ago)
- Location:
- branches/UKMO/dev_r5518_v3.4_asm_nemovar_community/NEMOGCM/NEMO/OPA_SRC
- Files:
-
- 4 edited
Legend:
- Unmodified
- Added
- Removed
-
branches/UKMO/dev_r5518_v3.4_asm_nemovar_community/NEMOGCM/NEMO/OPA_SRC/ASM/asmbkg.F90
r6643 r7477 50 50 USE ice 51 51 #endif 52 USE asminc, ONLY: ln_avgbkg 52 53 IMPLICIT NONE 53 54 PRIVATE 54 55 55 56 PUBLIC asm_bkg_wri !: Write out the background state 57 58 !! * variables for calculating time means 59 REAL(wp),SAVE, ALLOCATABLE, DIMENSION(:,:,:) :: tn_tavg , sn_tavg 60 REAL(wp),SAVE, ALLOCATABLE, DIMENSION(:,:,:) :: un_tavg , vn_tavg 61 REAL(wp),SAVE, ALLOCATABLE, DIMENSION(:,:,:) :: avt_tavg 62 #if defined key_zdfgls || key_zdftke 63 REAL(wp),SAVE, ALLOCATABLE, DIMENSION(:,:,:) :: en_tavg 64 #endif 65 REAL(wp),SAVE, ALLOCATABLE, DIMENSION(:,:) :: sshn_tavg 66 REAL(wp),SAVE :: numtimes_tavg ! No of times to average over 56 67 57 68 !!---------------------------------------------------------------------- … … 81 92 INTEGER :: inum ! File unit number 82 93 REAL(wp) :: zdate ! Date 94 INTEGER :: ierror 83 95 !!----------------------------------------------------------------------- 84 96 85 ! !------------------------------------------- 86 IF( kt == nitbkg_r ) THEN ! Write out background at time step nitbkg_r 87 ! !-----------------------------------======== 97 ! If creating an averaged assim bkg, initialise on first timestep 98 IF ( ln_avgbkg .AND. kt == ( nn_it000 - 1) ) THEN 99 ! Allocate memory 100 ALLOCATE( tn_tavg(jpi,jpj,jpk), STAT=ierror ) 101 IF( ierror > 0 ) THEN 102 CALL ctl_stop( 'asm_wri_bkg: unable to allocate tn_tavg' ) ; RETURN 103 ENDIF 104 tn_tavg(:,:,:)=0 105 ALLOCATE( sn_tavg(jpi,jpj,jpk), STAT=ierror ) 106 IF( ierror > 0 ) THEN 107 CALL ctl_stop( 'asm_wri_bkg: unable to allocate sn_tavg' ) ; RETURN 108 ENDIF 109 sn_tavg(:,:,:)=0 110 ALLOCATE( un_tavg(jpi,jpj,jpk), STAT=ierror ) 111 IF( ierror > 0 ) THEN 112 CALL ctl_stop( 'asm_wri_bkg: unable to allocate un_tavg' ) ; RETURN 113 ENDIF 114 un_tavg(:,:,:)=0 115 ALLOCATE( vn_tavg(jpi,jpj,jpk), STAT=ierror ) 116 IF( ierror > 0 ) THEN 117 CALL ctl_stop( 'asm_wri_bkg: unable to allocate vn_tavg' ) ; RETURN 118 ENDIF 119 vn_tavg(:,:,:)=0 120 ALLOCATE( sshn_tavg(jpi,jpj), STAT=ierror ) 121 IF( ierror > 0 ) THEN 122 CALL ctl_stop( 'asm_wri_bkg: unable to allocate sshn_tavg' ) ; RETURN 123 ENDIF 124 sshn_tavg(:,:)=0 125 #if defined key_zdftke 126 ALLOCATE( en_tavg(jpi,jpj,jpk), STAT=ierror ) 127 IF( ierror > 0 ) THEN 128 CALL ctl_stop( 'asm_wri_bkg: unable to allocate en_tavg' ) ; RETURN 129 ENDIF 130 en_tavg(:,:,:)=0 131 #endif 132 ALLOCATE( avt_tavg(jpi,jpj,jpk), STAT=ierror ) 133 IF( ierror > 0 ) THEN 134 CALL ctl_stop( 'asm_wri_bkg: unable to allocate avt_tavg' ) ; RETURN 135 ENDIF 136 avt_tavg(:,:,:)=0 137 138 numtimes_tavg = REAL ( nitavgbkg_r - nn_it000 + 1 ) 139 ENDIF 140 141 ! If creating an averaged assim bkg, sum the contribution every timestep 142 IF ( ln_avgbkg ) THEN 143 IF (lwp) THEN 144 WRITE(numout,*) 'asm_wri_bkg : Summing assim bkg fields at timestep ',kt 145 WRITE(numout,*) '~~~~~~~~~~~~ ' 146 ENDIF 147 148 tn_tavg(:,:,:) = tn_tavg(:,:,:) + tsn(:,:,:,jp_tem) / numtimes_tavg 149 sn_tavg(:,:,:) = sn_tavg(:,:,:) + tsn(:,:,:,jp_sal) / numtimes_tavg 150 sshn_tavg(:,:) = sshn_tavg(:,:) + sshn (:,:) / numtimes_tavg 151 un_tavg(:,:,:) = un_tavg(:,:,:) + un(:,:,:) / numtimes_tavg 152 vn_tavg(:,:,:) = vn_tavg(:,:,:) + vn(:,:,:) / numtimes_tavg 153 avt_tavg(:,:,:) = avt_tavg(:,:,:) + avt(:,:,:) / numtimes_tavg 154 #if defined key_zdftke 155 en_tavg(:,:,:) = en_tavg(:,:,:) + en(:,:,:) / numtimes_tavg 156 #endif 157 ENDIF 158 159 160 ! Write out background at time step nitbkg_r or nitavgbkg_r 161 IF ( ( .NOT. ln_avgbkg .AND. (kt == nitbkg_r) ) .OR. & 162 & ( ln_avgbkg .AND. (kt == nitavgbkg_r) ) ) THEN 88 163 ! 89 164 WRITE(cl_asmbkg, FMT='(A,".nc")' ) TRIM( c_asmbkg ) … … 97 172 CALL iom_open( c_asmbkg, inum, ldwrt = .TRUE., kiolib = jprstlib) 98 173 ! 99 IF( nitbkg_r == nit000 - 1 ) THEN ! Treat special case when nitbkg = 0 100 zdate = REAL( ndastp ) 101 #if defined key_zdftke 102 ! lk_zdftke=T : Read turbulent kinetic energy ( en ) 103 IF(lwp) WRITE(numout,*) ' Reading TKE (en) from restart...' 104 CALL tke_rst( nit000, 'READ' ) ! lk_zdftke=T : Read turbulent kinetic energy ( en ) 105 106 #endif 174 ! 175 ! Write the information 176 IF ( ln_avgbkg ) THEN 177 IF( nitavgbkg_r == nit000 - 1 ) THEN ! Treat special case when nitavgbkg = 0 178 zdate = REAL( ndastp ) 179 #if defined key_zdftke 180 ! lk_zdftke=T : Read turbulent kinetic energy ( en ) 181 IF(lwp) WRITE(numout,*) ' Reading TKE (en) from restart...' 182 CALL tke_rst( nit000, 'READ' ) ! lk_zdftke=T : Read turbulent kinetic energy ( en ) 183 184 #endif 185 ELSE 186 zdate = REAL( ndastp ) 187 ENDIF 188 CALL iom_rstput( kt, nitavgbkg_r, inum, 'rdastp' , zdate ) 189 CALL iom_rstput( kt, nitavgbkg_r, inum, 'un' , un_tavg ) 190 CALL iom_rstput( kt, nitavgbkg_r, inum, 'vn' , vn_tavg ) 191 CALL iom_rstput( kt, nitavgbkg_r, inum, 'tn' , tn_tavg ) 192 CALL iom_rstput( kt, nitavgbkg_r, inum, 'sn' , sn_tavg ) 193 CALL iom_rstput( kt, nitavgbkg_r, inum, 'sshn' , sshn_tavg) 194 #if defined key_zdftke 195 CALL iom_rstput( kt, nitavgbkg_r, inum, 'en' , en_tavg ) 196 #endif 197 CALL iom_rstput( kt, nitavgbkg_r, inum, 'avt' , avt_tavg) 198 ! 107 199 ELSE 108 zdate = REAL( ndastp ) 200 IF( nitbkg_r == nit000 - 1 ) THEN ! Treat special case when nitbkg = 0 201 zdate = REAL( ndastp ) 202 #if defined key_zdftke 203 ! lk_zdftke=T : Read turbulent kinetic energy ( en ) 204 IF(lwp) WRITE(numout,*) ' Reading TKE (en) from restart...' 205 CALL tke_rst( nit000, 'READ' ) ! lk_zdftke=T : Read turbulent kinetic energy ( en ) 206 207 #endif 208 ELSE 209 zdate = REAL( ndastp ) 210 ENDIF 211 CALL iom_rstput( kt, nitbkg_r, inum, 'rdastp' , zdate ) 212 CALL iom_rstput( kt, nitbkg_r, inum, 'un' , un ) 213 CALL iom_rstput( kt, nitbkg_r, inum, 'vn' , vn ) 214 CALL iom_rstput( kt, nitbkg_r, inum, 'tn' , tsn(:,:,:,jp_tem) ) 215 CALL iom_rstput( kt, nitbkg_r, inum, 'sn' , tsn(:,:,:,jp_sal) ) 216 CALL iom_rstput( kt, nitbkg_r, inum, 'sshn' , sshn ) 217 #if defined key_zdftke 218 CALL iom_rstput( kt, nitbkg_r, inum, 'en' , en ) 219 #endif 220 CALL iom_rstput( kt, nitbkg_r, inum, 'avt' , avt ) 221 ! 109 222 ENDIF 110 ! 111 ! ! Write the information 112 CALL iom_rstput( kt, nitbkg_r, inum, 'rdastp' , zdate ) 113 CALL iom_rstput( kt, nitbkg_r, inum, 'un' , un ) 114 CALL iom_rstput( kt, nitbkg_r, inum, 'vn' , vn ) 115 CALL iom_rstput( kt, nitbkg_r, inum, 'tn' , tsn(:,:,:,jp_tem) ) 116 CALL iom_rstput( kt, nitbkg_r, inum, 'sn' , tsn(:,:,:,jp_sal) ) 117 CALL iom_rstput( kt, nitbkg_r, inum, 'sshn' , sshn ) 118 #if defined key_zdftke 119 CALL iom_rstput( kt, nitbkg_r, inum, 'en' , en ) 120 #endif 121 CALL iom_rstput( kt, nitbkg_r, inum, 'gcx' , gcx ) 122 CALL iom_rstput( kt, nitbkg_r, inum, 'avt' , avt ) 123 ! 223 124 224 CALL iom_close( inum ) 225 125 226 ENDIF 126 227 ! -
branches/UKMO/dev_r5518_v3.4_asm_nemovar_community/NEMOGCM/NEMO/OPA_SRC/ASM/asminc.F90
r6661 r7477 69 69 #endif 70 70 LOGICAL, PUBLIC :: ln_bkgwri = .FALSE. !: No output of the background state fields 71 LOGICAL, PUBLIC :: ln_avgbkg = .FALSE. !: No output of the mean background state fields 71 72 LOGICAL, PUBLIC :: ln_asmiau = .FALSE. !: No applying forcing with an assimilation increment 72 73 LOGICAL, PUBLIC :: ln_asmdin = .FALSE. !: No direct initialization … … 92 93 INTEGER , PUBLIC :: nitiaustr !: Time step of the start of the IAU interval 93 94 INTEGER , PUBLIC :: nitiaufin !: Time step of the end of the IAU interval 95 INTEGER , PUBLIC :: nitavgbkg !: Number of timesteps to average assim bkg [0,nitavgbkg] 94 96 ! 95 97 INTEGER , PUBLIC :: niaufn !: Type of IAU weighing function: = 0 Constant weighting … … 139 141 INTEGER :: iitiaufin_date ! Date YYYYMMDD of IAU interval final time step 140 142 INTEGER :: isurfstat ! Local integer for status of reading surft variable 143 INTEGER :: iitavgbkg_date ! Date YYYYMMDD of end of assim bkg averaging period 141 144 ! 142 145 REAL(wp) :: znorm ! Normalization factor for IAU weights … … 158 161 ! so only apply surft increments. 159 162 !! 160 NAMELIST/nam_asminc/ ln_bkgwri, 163 NAMELIST/nam_asminc/ ln_bkgwri, ln_avgbkg, & 161 164 & ln_trainc, ln_dyninc, ln_sshinc, & 162 165 & ln_asmdin, ln_asmiau, & 163 166 & nitbkg, nitdin, nitiaustr, nitiaufin, niaufn, & 164 & ln_salfix, salfixmin, nn_divdmp, mld_choice167 & ln_salfix, salfixmin, nn_divdmp, nitavgbkg, mld_choice 165 168 !!---------------------------------------------------------------------- 166 169 … … 171 174 ! Set default values 172 175 ln_bkgwri = .FALSE. 176 ln_avgbkg = .FALSE. 173 177 ln_trainc = .FALSE. 174 178 ln_dyninc = .FALSE. … … 185 189 nitiaufin = 150 186 190 niaufn = 0 191 nitavgbkg = 1 187 192 188 193 REWIND( numnam_ref ) ! Namelist nam_asminc in reference namelist : Assimilation increment … … 202 207 WRITE(numout,*) ' Namelist namasm : set assimilation increment parameters' 203 208 WRITE(numout,*) ' Logical switch for writing out background state ln_bkgwri = ', ln_bkgwri 209 WRITE(numout,*) ' Logical switch for writing mean background state ln_avgbkg = ', ln_avgbkg 204 210 WRITE(numout,*) ' Logical switch for applying tracer increments ln_trainc = ', ln_trainc 205 211 WRITE(numout,*) ' Logical switch for applying velocity increments ln_dyninc = ', ln_dyninc … … 212 218 WRITE(numout,*) ' Timestep of start of IAU interval in [0,nitend-nit000-1] nitiaustr = ', nitiaustr 213 219 WRITE(numout,*) ' Timestep of end of IAU interval in [0,nitend-nit000-1] nitiaufin = ', nitiaufin 220 WRITE(numout,*) ' Number of timesteps to average assim bkg [0,nitavgbkg] nitavgbkg = ', nitavgbkg 214 221 WRITE(numout,*) ' Type of IAU weighting function niaufn = ', niaufn 215 222 WRITE(numout,*) ' Logical switch for ensuring that the sa > salfixmin ln_salfix = ', ln_salfix … … 222 229 nitiaustr_r = nitiaustr + nit000 - 1 ! Start of IAU interval referenced to nit000 223 230 nitiaufin_r = nitiaufin + nit000 - 1 ! End of IAU interval referenced to nit000 231 nitavgbkg_r = nitavgbkg + nit000 - 1 ! Averaging period referenced to nit000 224 232 225 233 iiauper = nitiaufin_r - nitiaustr_r + 1 ! IAU interval length … … 231 239 CALL calc_date( nit000, nitiaustr_r, ndate0, iitiaustr_date ) ! IAU start time referenced to ndate0 232 240 CALL calc_date( nit000, nitiaufin_r, ndate0, iitiaufin_date ) ! IAU end time referenced to ndate0 241 CALL calc_date( nit000, nitavgbkg_r, ndate0, iitavgbkg_date ) ! End of assim bkg averaging period referenced to ndate0 233 242 ! 234 243 IF(lwp) THEN … … 242 251 WRITE(numout,*) ' nitiaustr_r = ', nitiaustr_r 243 252 WRITE(numout,*) ' nitiaufin_r = ', nitiaufin_r 253 WRITE(numout,*) ' nitavgbkg_r = ', nitavgbkg_r 244 254 WRITE(numout,*) 245 255 WRITE(numout,*) ' Dates referenced to current cycle:' … … 251 261 WRITE(numout,*) ' iitiaustr_date = ', iitiaustr_date 252 262 WRITE(numout,*) ' iitiaufin_date = ', iitiaufin_date 263 WRITE(numout,*) ' iitavgbkg_date = ', iitavgbkg_date 253 264 ENDIF 254 265 … … 293 304 & CALL ctl_stop( ' nitdin :', & 294 305 & ' Background time step for Direct Initialization is outside', & 306 & ' the cycle interval') 307 308 IF ( nitavgbkg_r > nitend ) & 309 & CALL ctl_stop( ' nitavgbkg_r :', & 310 & ' Assim bkg averaging period is outside', & 295 311 & ' the cycle interval') 296 312 -
branches/UKMO/dev_r5518_v3.4_asm_nemovar_community/NEMOGCM/NEMO/OPA_SRC/ASM/asmpar.F90
r6613 r7477 29 29 INTEGER, PUBLIC :: nitiaufin_r !: IAU final time step referenced to nit000 30 30 INTEGER, PUBLIC :: nittrjfrq !: Frequency of trajectory output for 4D-VAR 31 INTEGER, PUBLIC :: nitavgbkg_r !: Averaging period for assim bkg referenced to nit000 31 32 32 33 !!---------------------------------------------------------------------- -
branches/UKMO/dev_r5518_v3.4_asm_nemovar_community/NEMOGCM/NEMO/OPA_SRC/step.F90
r6626 r7477 299 299 ! Dynamics (tsa used as workspace) 300 300 !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< 301 302 IF( ln_bkgwri ) CALL asm_bkg_wri( kstp ) ! output background fields 303 301 304 IF( lk_dynspg_ts ) THEN 302 305 ! revert to previously computed momentum tendencies … … 317 320 IF( lk_asminc .AND. ln_asmiau .AND. & 318 321 & ln_dyninc ) CALL dyn_asm_inc( kstp ) ! apply dynamics assimilation increment 319 IF( ln_bkgwri ) CALL asm_bkg_wri( kstp ) ! output background fields320 322 IF( ln_neptsimp ) CALL dyn_nept_cor( kstp ) ! subtract Neptune velocities (simplified) 321 323 IF( lk_bdy ) CALL bdy_dyn3d_dmp(kstp ) ! bdy damping trends
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