Changeset 15183
- Timestamp:
- 2021-08-12T15:18:46+02:00 (3 years ago)
- Location:
- NEMO/branches/UKMO/NEMO_4.0.4_CO9_OBS_ASM/src/OCE
- Files:
-
- 5 edited
-
ASM/asmbkg.F90 (modified) (4 diffs)
-
ASM/asminc.F90 (modified) (14 diffs)
-
ASM/asmpar.F90 (modified) (1 diff)
-
nemogcm.F90 (modified) (1 diff)
-
step.F90 (modified) (1 diff)
Legend:
- Unmodified
- Added
- Removed
-
NEMO/branches/UKMO/NEMO_4.0.4_CO9_OBS_ASM/src/OCE/ASM/asmbkg.F90
r15181 r15183 39 39 USE ice 40 40 #endif 41 USE asminc, ONLY: ln_avgbkg 41 42 42 43 IMPLICIT NONE … … 44 45 45 46 PUBLIC asm_bkg_wri !: Write out the background state 47 48 !! * variables for calculating time means 49 REAL(wp),SAVE, ALLOCATABLE, DIMENSION(:,:,:) :: tn_tavg , sn_tavg 50 REAL(wp),SAVE, ALLOCATABLE, DIMENSION(:,:,:) :: un_tavg , vn_tavg 51 REAL(wp),SAVE, ALLOCATABLE, DIMENSION(:,:,:) :: avt_tavg 52 REAL(wp),SAVE, ALLOCATABLE, DIMENSION(:,:,:) :: en_tavg 53 REAL(wp),SAVE, ALLOCATABLE, DIMENSION(:,:) :: sshn_tavg 54 REAL(wp),SAVE :: numtimes_tavg ! No of times to average over 46 55 47 56 !!---------------------------------------------------------------------- … … 71 80 INTEGER :: inum ! File unit number 72 81 REAL(wp) :: zdate ! Date 82 INTEGER :: ierror 73 83 !!----------------------------------------------------------------------- 74 84 75 ! !------------------------------------------- 76 IF( kt == nitbkg_r ) THEN ! Write out background at time step nitbkg_r 77 ! !-----------------------------------======== 85 ! If creating an averaged assim bkg, initialise on first timestep 86 IF ( ln_avgbkg .AND. kt == ( nn_it000 - 1) ) THEN 87 ! Allocate memory 88 ALLOCATE( tn_tavg(jpi,jpj,jpk), STAT=ierror ) 89 IF( ierror > 0 ) THEN 90 CALL ctl_stop( 'asm_bkg_wri: unable to allocate tn_tavg' ) ; RETURN 91 ENDIF 92 tn_tavg(:,:,:)=0 93 ALLOCATE( sn_tavg(jpi,jpj,jpk), STAT=ierror ) 94 IF( ierror > 0 ) THEN 95 CALL ctl_stop( 'asm_bkg_wri: unable to allocate sn_tavg' ) ; RETURN 96 ENDIF 97 sn_tavg(:,:,:)=0 98 ALLOCATE( un_tavg(jpi,jpj,jpk), STAT=ierror ) 99 IF( ierror > 0 ) THEN 100 CALL ctl_stop( 'asm_bkg_wri: unable to allocate un_tavg' ) ; RETURN 101 ENDIF 102 un_tavg(:,:,:)=0 103 ALLOCATE( vn_tavg(jpi,jpj,jpk), STAT=ierror ) 104 IF( ierror > 0 ) THEN 105 CALL ctl_stop( 'asm_bkg_wri: unable to allocate vn_tavg' ) ; RETURN 106 ENDIF 107 vn_tavg(:,:,:)=0 108 ALLOCATE( sshn_tavg(jpi,jpj), STAT=ierror ) 109 IF( ierror > 0 ) THEN 110 CALL ctl_stop( 'asm_bkg_wri: unable to allocate sshn_tavg' ) ; RETURN 111 ENDIF 112 sshn_tavg(:,:)=0 113 IF( ln_zdftke ) THEN 114 ALLOCATE( en_tavg(jpi,jpj,jpk), STAT=ierror ) 115 IF( ierror > 0 ) THEN 116 CALL ctl_stop( 'asm_bkg_wri: unable to allocate en_tavg' ) ; RETURN 117 ENDIF 118 en_tavg(:,:,:)=0 119 ENDIF 120 ALLOCATE( avt_tavg(jpi,jpj,jpk), STAT=ierror ) 121 IF( ierror > 0 ) THEN 122 CALL ctl_stop( 'asm_bkg_wri: unable to allocate avt_tavg' ) ; RETURN 123 ENDIF 124 avt_tavg(:,:,:)=0 125 126 numtimes_tavg = REAL ( nitavgbkg_r - nn_it000 + 1 ) 127 ENDIF 128 129 ! If creating an averaged assim bkg, sum the contribution every timestep 130 IF ( ln_avgbkg ) THEN 131 IF (lwp) THEN 132 WRITE(numout,*) 'asm_bkg_wri : Summing assim bkg fields at timestep ',kt 133 WRITE(numout,*) '~~~~~~~~~~~~ ' 134 ENDIF 135 136 tn_tavg(:,:,:) = tn_tavg(:,:,:) + tsn(:,:,:,jp_tem) / numtimes_tavg 137 sn_tavg(:,:,:) = sn_tavg(:,:,:) + tsn(:,:,:,jp_sal) / numtimes_tavg 138 sshn_tavg(:,:) = sshn_tavg(:,:) + sshn (:,:) / numtimes_tavg 139 un_tavg(:,:,:) = un_tavg(:,:,:) + un(:,:,:) / numtimes_tavg 140 vn_tavg(:,:,:) = vn_tavg(:,:,:) + vn(:,:,:) / numtimes_tavg 141 avt_tavg(:,:,:) = avt_tavg(:,:,:) + avt(:,:,:) / numtimes_tavg 142 IF( ln_zdftke ) THEN 143 en_tavg(:,:,:) = en_tavg(:,:,:) + en(:,:,:) / numtimes_tavg 144 ENDIF 145 ENDIF 146 147 148 ! Write out background at time step nitbkg_r or nitavgbkg_r 149 IF ( ( .NOT. ln_avgbkg .AND. (kt == nitbkg_r) ) .OR. & 150 & ( ln_avgbkg .AND. (kt == nitavgbkg_r) ) ) THEN 78 151 ! 79 152 WRITE(cl_asmbkg, FMT='(A,".nc")' ) TRIM( c_asmbkg ) … … 87 160 CALL iom_open( c_asmbkg, inum, ldwrt = .TRUE. ) 88 161 ! 89 IF( nitbkg_r == nit000 - 1 ) THEN ! Treat special case when nitbkg = 0 90 zdate = REAL( ndastp ) 91 IF( ln_zdftke ) THEN ! read turbulent kinetic energy ( en ) 92 IF(lwp) WRITE(numout,*) ' Reading TKE (en) from restart...' 93 CALL tke_rst( nit000, 'READ' ) 162 ! ! Write the information 163 IF ( ln_avgbkg ) THEN 164 IF( nitavgbkg_r == nit000 - 1 ) THEN ! Treat special case when nitavgbkg = 0 165 zdate = REAL( ndastp ) 166 IF( ln_zdftke ) THEN 167 IF(lwp) WRITE(numout,*) ' Reading TKE (en) from restart...' 168 CALL tke_rst( nit000, 'READ' ) ! lk_zdftke=T : Read turbulent kinetic energy ( en ) 169 ENDIF 170 ELSE 171 zdate = REAL( ndastp ) 94 172 ENDIF 173 CALL iom_rstput( kt, nitavgbkg_r, inum, 'rdastp' , zdate ) 174 CALL iom_rstput( kt, nitavgbkg_r, inum, 'un' , un_tavg ) 175 CALL iom_rstput( kt, nitavgbkg_r, inum, 'vn' , vn_tavg ) 176 CALL iom_rstput( kt, nitavgbkg_r, inum, 'tn' , tn_tavg ) 177 CALL iom_rstput( kt, nitavgbkg_r, inum, 'sn' , sn_tavg ) 178 CALL iom_rstput( kt, nitavgbkg_r, inum, 'sshn' , sshn_tavg) 179 IF( ln_zdftke ) CALL iom_rstput( kt, nitavgbkg_r, inum, 'en' , en_tavg ) 180 CALL iom_rstput( kt, nitavgbkg_r, inum, 'avt' , avt_tavg) 181 ! 95 182 ELSE 96 zdate = REAL( ndastp ) 97 ENDIF 98 ! 99 ! ! Write the information 100 CALL iom_rstput( kt, nitbkg_r, inum, 'rdastp' , zdate ) 101 CALL iom_rstput( kt, nitbkg_r, inum, 'un' , un ) 102 CALL iom_rstput( kt, nitbkg_r, inum, 'vn' , vn ) 103 CALL iom_rstput( kt, nitbkg_r, inum, 'tn' , tsn(:,:,:,jp_tem) ) 104 CALL iom_rstput( kt, nitbkg_r, inum, 'sn' , tsn(:,:,:,jp_sal) ) 105 CALL iom_rstput( kt, nitbkg_r, inum, 'sshn' , sshn ) 106 IF( ln_zdftke ) CALL iom_rstput( kt, nitbkg_r, inum, 'en' , en ) 107 CALL iom_rstput( kt, nitbkg_r, inum, 'avt' , avt ) 108 ! 109 CALL iom_close( inum ) 183 IF( nitbkg_r == nit000 - 1 ) THEN ! Treat special case when nitbkg = 0 184 zdate = REAL( ndastp ) 185 IF( ln_zdftke ) THEN 186 IF(lwp) WRITE(numout,*) ' Reading TKE (en) from restart...' 187 CALL tke_rst( nit000, 'READ' ) ! lk_zdftke=T : Read turbulent kinetic energy ( en ) 188 ENDIF 189 ELSE 190 zdate = REAL( ndastp ) 191 ENDIF 192 CALL iom_rstput( kt, nitbkg_r, inum, 'rdastp' , zdate ) 193 CALL iom_rstput( kt, nitbkg_r, inum, 'un' , un ) 194 CALL iom_rstput( kt, nitbkg_r, inum, 'vn' , vn ) 195 CALL iom_rstput( kt, nitbkg_r, inum, 'tn' , tsn(:,:,:,jp_tem) ) 196 CALL iom_rstput( kt, nitbkg_r, inum, 'sn' , tsn(:,:,:,jp_sal) ) 197 CALL iom_rstput( kt, nitbkg_r, inum, 'sshn' , sshn ) 198 IF( ln_zdftke ) CALL iom_rstput( kt, nitbkg_r, inum, 'en' , en ) 199 CALL iom_rstput( kt, nitbkg_r, inum, 'avt' , avt ) 200 ! 201 CALL iom_close( inum ) 202 ENDIF 110 203 ENDIF 111 204 ! -
NEMO/branches/UKMO/NEMO_4.0.4_CO9_OBS_ASM/src/OCE/ASM/asminc.F90
r14075 r15183 31 31 USE zpshde ! Partial step : Horizontal Derivative 32 32 USE asmpar ! Parameters for the assmilation interface 33 USE asmbkg !34 33 USE c1d ! 1D initialization 35 34 USE sbc_oce ! Surface boundary condition variables. … … 59 58 #endif 60 59 LOGICAL, PUBLIC :: ln_bkgwri !: No output of the background state fields 60 LOGICAL, PUBLIC :: ln_avgbkg !: No output of the mean background state fields 61 61 LOGICAL, PUBLIC :: ln_asmiau !: No applying forcing with an assimilation increment 62 62 LOGICAL, PUBLIC :: ln_asmdin !: No direct initialization … … 82 82 INTEGER , PUBLIC :: nitiaustr !: Time step of the start of the IAU interval 83 83 INTEGER , PUBLIC :: nitiaufin !: Time step of the end of the IAU interval 84 INTEGER , PUBLIC :: nitavgbkg !: Number of timesteps to average assim bkg [0,nitavgbkg] 84 85 ! 85 86 INTEGER , PUBLIC :: niaufn !: Type of IAU weighing function: = 0 Constant weighting … … 122 123 REAL(KIND=dp) :: ditiaustr_date ! Date YYYYMMDD.HHMMSS of IAU interval start time step 123 124 REAL(KIND=dp) :: ditiaufin_date ! Date YYYYMMDD.HHMMSS of IAU interval final time step 125 REAL(KIND=dp) :: ditavgbkg_date ! Date YYYYMMDD.HHMMSS of end of assim bkg averaging period 124 126 125 127 REAL(wp) :: znorm ! Normalization factor for IAU weights … … 132 134 REAL(wp), ALLOCATABLE, DIMENSION(:,:) :: zhdiv ! 2D workspace 133 135 !! 134 NAMELIST/nam_asminc/ ln_bkgwri, 136 NAMELIST/nam_asminc/ ln_bkgwri, ln_avgbkg, & 135 137 & ln_trainc, ln_dyninc, ln_sshinc, & 136 138 & ln_asmdin, ln_asmiau, & 137 139 & nitbkg, nitdin, nitiaustr, nitiaufin, niaufn, & 138 & ln_salfix, salfixmin, nn_divdmp 140 & ln_salfix, salfixmin, nn_divdmp, nitavgbkg 139 141 !!---------------------------------------------------------------------- 140 142 … … 142 144 ! Read Namelist nam_asminc : assimilation increment interface 143 145 !----------------------------------------------------------------------- 144 ln_seaiceinc = .FALSE. 146 ! Set default values 147 ln_bkgwri = .FALSE. 148 ln_avgbkg = .FALSE. 149 ln_trainc = .FALSE. 150 ln_dyninc = .FALSE. 151 ln_sshinc = .FALSE. 152 ln_asmdin = .FALSE. 153 ln_asmiau = .TRUE. 154 ln_salfix = .FALSE. 155 ln_seaiceinc = .FALSE. 145 156 ln_temnofreeze = .FALSE. 157 nitbkg = 0 158 nitdin = 0 159 nitiaustr = 1 160 nitiaufin = 150 161 niaufn = 0 162 salfixmin = -9999 163 nitavgbkg = 1 146 164 147 165 REWIND( numnam_ref ) ! Namelist nam_asminc in reference namelist : Assimilation increment … … 160 178 WRITE(numout,*) ' Namelist namasm : set assimilation increment parameters' 161 179 WRITE(numout,*) ' Logical switch for writing out background state ln_bkgwri = ', ln_bkgwri 180 WRITE(numout,*) ' Logical switch for writing mean background state ln_avgbkg = ', ln_avgbkg 162 181 WRITE(numout,*) ' Logical switch for applying tracer increments ln_trainc = ', ln_trainc 163 182 WRITE(numout,*) ' Logical switch for applying velocity increments ln_dyninc = ', ln_dyninc … … 170 189 WRITE(numout,*) ' Timestep of start of IAU interval in [0,nitend-nit000-1] nitiaustr = ', nitiaustr 171 190 WRITE(numout,*) ' Timestep of end of IAU interval in [0,nitend-nit000-1] nitiaufin = ', nitiaufin 191 WRITE(numout,*) ' Number of timesteps to average assim bkg [0,nitavgbkg] nitavgbkg = ', nitavgbkg 172 192 WRITE(numout,*) ' Type of IAU weighting function niaufn = ', niaufn 173 193 WRITE(numout,*) ' Logical switch for ensuring that the sa > salfixmin ln_salfix = ', ln_salfix … … 179 199 nitiaustr_r = nitiaustr + nit000 - 1 ! Start of IAU interval referenced to nit000 180 200 nitiaufin_r = nitiaufin + nit000 - 1 ! End of IAU interval referenced to nit000 201 nitavgbkg_r = nitavgbkg + nit000 - 1 ! Averaging period referenced to nit000 181 202 182 203 iiauper = nitiaufin_r - nitiaustr_r + 1 ! IAU interval length … … 188 209 CALL calc_date( nitiaustr_r, ditiaustr_date ) ! IAU start time referenced to ndate0 189 210 CALL calc_date( nitiaufin_r, ditiaufin_date ) ! IAU end time referenced to ndate0 211 CALL calc_date( nitavgbkg_r, ditavgbkg_date ) ! End of assim bkg averaging period referenced to ndate0 190 212 191 213 IF(lwp) THEN … … 199 221 WRITE(numout,*) ' nitiaustr_r = ', nitiaustr_r 200 222 WRITE(numout,*) ' nitiaufin_r = ', nitiaufin_r 223 WRITE(numout,*) ' nitavgbkg_r = ', nitavgbkg_r 201 224 WRITE(numout,*) 202 225 WRITE(numout,*) ' Dates referenced to current cycle:' … … 209 232 WRITE(numout,*) ' ditiaustr_date = ', ditiaustr_date 210 233 WRITE(numout,*) ' ditiaufin_date = ', ditiaufin_date 234 WRITE(numout,*) ' ditavgbkg_date = ', ditavgbkg_date 211 235 ENDIF 212 236 … … 249 273 & ' the cycle interval') 250 274 275 IF ( nitavgbkg_r > nitend ) & 276 & CALL ctl_stop( ' nitavgbkg_r :', & 277 & ' Assim bkg averaging period is outside', & 278 & ' the cycle interval') 279 251 280 IF ( nstop > 0 ) RETURN ! if there are any errors then go no further 252 281 … … 494 523 ! 495 524 IF( lk_asminc ) THEN !== data assimilation ==! 496 IF( ln_bkgwri ) CALL asm_bkg_wri( nit000 - 1 ) ! Output background fields525 ! IF( ln_bkgwri ) CALL asm_bkg_wri( nit000 - 1 ) ! Output background fields 497 526 IF( ln_asmdin ) THEN ! Direct initialization 498 527 IF( ln_trainc ) CALL tra_asm_inc( nit000 - 1 ) ! Tracers -
NEMO/branches/UKMO/NEMO_4.0.4_CO9_OBS_ASM/src/OCE/ASM/asmpar.F90
r14075 r15183 21 21 INTEGER, PUBLIC :: nitiaufin_r !: IAU final time step referenced to nit000 22 22 INTEGER, PUBLIC :: nittrjfrq !: Frequency of trajectory output for 4D-VAR 23 INTEGER, PUBLIC :: nitavgbkg_r !: Averaging period for assim bkg referenced to nit000 23 24 24 25 !!---------------------------------------------------------------------- -
NEMO/branches/UKMO/NEMO_4.0.4_CO9_OBS_ASM/src/OCE/nemogcm.F90
r14075 r15183 166 166 END DO 167 167 #else 168 IF( lk_asminc .AND. ln_bkgwri ) CALL asm_bkg_wri( nit000 - 1 ) ! Output background fields 168 169 ! 169 170 # if defined key_agrif -
NEMO/branches/UKMO/NEMO_4.0.4_CO9_OBS_ASM/src/OCE/step.F90
r14075 r15183 296 296 #endif 297 297 298 IF( ln_bkgwri ) CALL asm_bkg_wri ( kstp ) ! output background fields 298 299 IF( ln_diaobs ) CALL dia_obs ( kstp ) ! obs-minus-model (assimilation) diagnostics (call after dynamics update) 299 300
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