Changeset 9403 for branches/2017/dev_merge_2017/NEMOGCM/CONFIG/TEST_CASES/CANAL/MY_SRC/usrdef_istate.F90
- Timestamp:
- 2018-03-15T15:57:42+01:00 (6 years ago)
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branches/2017/dev_merge_2017/NEMOGCM/CONFIG/TEST_CASES/CANAL/MY_SRC/usrdef_istate.F90
r9302 r9403 3 3 !! *** MODULE usrdef_istate *** 4 4 !! 5 !! === VORTEXconfiguration ===5 !! === CANAL configuration === 6 6 !! 7 7 !! User defined : set the initial state of a user configuration … … 14 14 !!---------------------------------------------------------------------- 15 15 USE par_oce ! ocean space and time domain 16 USE dom_oce , ONLY : glamt, gphit, glamu, gphiu, glamv, gphiv, ff_t, ff_f16 USE dom_oce 17 17 USE phycst ! physical constants 18 18 ! … … 21 21 USE lbclnk ! ocean lateral boundary conditions (or mpp link) 22 22 ! 23 USE usrdef_nam , ONLY : rn_ppgphi0, rn_vtxmax, rn_uzonal, rn_ujetszx, rn_ujetszy, nn_initcase, ln_sshnoise !23 USE usrdef_nam 24 24 25 25 IMPLICIT NONE … … 40 40 !! 41 41 !! ** Purpose : Initialization of the dynamics and tracers 42 !! Here VORTEXconfiguration42 !! Here CANAL configuration 43 43 !! 44 44 !! ** Method : Set a gaussian anomaly of pressure and associated … … 56 56 REAL(wp) :: zpsurf, zdyPs, zdxPs 57 57 REAL(wp) :: zdt, zdu, zdv 58 REAL(wp) :: zjetx, zjety 58 REAL(wp) :: zjetx, zjety, zbeta 59 59 REAL(wp), DIMENSION(jpi,jpj) :: zrandom 60 60 !!---------------------------------------------------------------------- 61 61 ! 62 62 IF(lwp) WRITE(numout,*) 63 IF(lwp) WRITE(numout,*) 'usr_def_istate : VORTEXconfiguration, analytical definition of initial state'63 IF(lwp) WRITE(numout,*) 'usr_def_istate : CANAL configuration, analytical definition of initial state' 64 64 IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~ ' 65 65 ! … … 74 74 pssh(:,:) = 0. 75 75 ! temperature: 76 pts(:,:,:,jp_tem) = 10._wp * ptmask(:,:,:)77 ! salinity: 78 pts(:,:,:,jp_sal) = 35._wp * ptmask(:,:,:)76 pts(:,:,:,jp_tem) = 10._wp 77 ! salinity: 78 pts(:,:,:,jp_sal) = 35._wp 79 79 ! velocities: 80 80 pu(:,:,:) = 0. … … 82 82 83 83 CASE(1) ! geostrophic zonal jet from -zjety to +zjety 84 85 ! sea level: ssh = - fuy / g 86 WHERE( ABS(gphit) <= zjety ) 87 pssh(:,:) = - ff_t(:,:) * rn_uzonal * gphit(:,:) * 1.e3 / grav * ptmask(:,:,1) 88 ELSEWHERE 89 pssh(:,:) = - ff_t(:,:) * rn_uzonal * SIGN(zjety, gphit(:,:)) * 1.e3 / grav * ptmask(:,:,1) 90 END WHERE 91 ! temperature: 92 pts(:,:,:,jp_tem) = 10._wp * ptmask(:,:,:) 93 ! salinity: 94 pts(:,:,:,jp_sal) = 1._wp * ptmask(:,:,:) 95 DO jk=1, jpkm1 96 WHERE( ABS(gphit) <= zjety ) pts(:,:,jk,jp_sal) = 2. 84 85 ! sea level: 86 SELECT CASE( nn_fcase ) 87 CASE(0) ! f = f0 88 ! sea level: ssh = - fuy / g 89 WHERE( ABS(gphit) <= zjety ) 90 pssh(:,:) = - ff_t(:,:) * rn_uzonal * gphit(:,:) * 1.e3 / grav 91 ELSEWHERE 92 pssh(:,:) = - ff_t(:,:) * rn_uzonal * SIGN(zjety, gphit(:,:)) * 1.e3 / grav 93 END WHERE 94 CASE(1) ! f = f0 + beta*y 95 ! sea level: ssh = - u / g * ( fy + 0.5 * beta * y^2 ) 96 zbeta = 2._wp * omega * COS( rad * rn_ppgphi0 ) / ra 97 WHERE( ABS(gphit) <= zjety ) 98 pssh(:,:) = - rn_uzonal / grav * ( ff_t(:,:) * gphit(:,:) * 1.e3 + 0.5 * zbeta * gphit(:,:) * gphit(:,:) * 1.e6 ) 99 ELSEWHERE 100 pssh(:,:) = - rn_uzonal / grav * ( ff_t(:,:) * SIGN(zjety, gphit(:,:)) * 1.e3 & 101 & + 0.5 * zbeta * zjety * zjety * 1.e6 ) 102 END WHERE 103 END SELECT 104 ! temperature: 105 pts(:,:,:,jp_tem) = 10._wp 106 ! salinity: 107 pts(:,:,jpk,jp_sal) = 0. 108 DO jk=1, jpkm1 109 pts(:,:,jk,jp_sal) = gphit(:,:) 97 110 END DO 98 111 ! velocities: … … 102 115 END DO 103 116 pv(:,:,:) = 0. 104 105 CASE(10) ! geostrophic zonal current shear 106 107 ! sea level: ssh = - fuy / g 108 WHERE( ABS(gphit) <= zjety ) 109 pssh(:,:) = - ff_t(:,:) * rn_uzonal * ABS(gphit(:,:) * 1.e3) / grav * ptmask(:,:,1) 110 ELSEWHERE 111 pssh(:,:) = - ff_t(:,:) * rn_uzonal * zjety * 1.e3 / grav * ptmask(:,:,1) 112 END WHERE 113 ! temperature: 114 pts(:,:,:,jp_tem) = 10._wp * ptmask(:,:,:) 115 ! salinity: 116 pts(:,:,:,jp_sal) = 2._wp * ptmask(:,:,:) 117 DO jk=1, jpkm1 118 WHERE( ABS(gphit) <= zjety ) pts(:,:,jk,jp_sal) = 2. + SIGN(1.,gphit(:,:)) 117 ! 118 CASE(2) ! geostrophic zonal current shear 119 120 ! sea level: 121 SELECT CASE( nn_fcase ) 122 CASE(0) ! f = f0 123 ! sea level: ssh = - fuy / g 124 WHERE( ABS(gphit) <= zjety ) 125 pssh(:,:) = - ff_t(:,:) * rn_uzonal * ABS(gphit(:,:)) * 1.e3 / grav 126 ELSEWHERE 127 pssh(:,:) = - ff_t(:,:) * rn_uzonal * zjety * 1.e3 / grav 128 END WHERE 129 CASE(1) ! f = f0 + beta*y 130 ! sea level: ssh = - u / g * ( fy + 0.5 * beta * y^2 ) 131 zbeta = 2._wp * omega * COS( rad * rn_ppgphi0 ) / ra 132 WHERE( ABS(gphit) <= zjety ) 133 pssh(:,:) = - SIGN(rn_uzonal, gphit(:,:)) / grav & 134 & * ( ff_t(:,:) * gphit(:,:) * 1.e3 + 0.5 * zbeta * gphit(:,:) * gphit(:,:) * 1.e6 ) 135 ELSEWHERE 136 pssh(:,:) = - SIGN(rn_uzonal, gphit(:,:)) / grav & 137 & * ( ff_t(:,:) * SIGN(zjety, gphit(:,:)) * 1.e3 + 0.5 * zbeta * zjety * zjety * 1.e6 ) 138 END WHERE 139 END SELECT 140 ! temperature: 141 pts(:,:,:,jp_tem) = 10._wp 142 ! salinity: 143 pts(:,:,:,jp_sal) = 2. 144 DO jk=1, jpkm1 145 WHERE( ABS(gphiv) <= zjety ) pts(:,:,jk,jp_sal) = 2. + SIGN(1.,gphiv(:,:)) 119 146 END DO 120 147 ! velocities: 121 148 pu(:,:,:) = 0. 122 149 DO jk=1, jpkm1 123 WHERE( ABS(gphit) <= zjety ) pu(:,:,jk) = SIGN(rn_uzonal,gphit(:,:))*SIGN(1.,rn_uzonal) 124 WHERE( ABS(gphit) == 0. ) pu(:,:,jk) = 0. 125 END DO 126 pv(:,:,:) = 0. 127 128 CASE(11) ! geostrophic zonal pulse 150 WHERE( ABS(gphiv) <= zjety ) pu(:,:,jk) = SIGN(rn_uzonal,gphit(:,:))*SIGN(1.,rn_uzonal) 151 WHERE( ABS(gphiv) == 0. ) pu(:,:,jk) = 0. 152 END DO 153 pv(:,:,:) = 0. 154 ! 155 CASE(3) ! gaussian zonal currant 156 157 ! zonal current 158 DO jk=1, jpkm1 159 ! gphit and lambda are both in km 160 pu(:,:,jk) = rn_uzonal * EXP( - 0.5 * gphit(:,:)**2 / rn_lambda**2 ) 161 END DO 162 163 ! sea level: 164 pssh(:,1) = - ff_t(:,1) / grav * pu(:,1,1) * e2t(:,1) 165 DO jl=1, jpnj 166 DO jj=nldj, nlej 167 DO ji=nldi, nlei 168 pssh(ji,jj) = pssh(ji,jj-1) - ff_t(ji,jj) / grav * pu(ji,jj,1) * e2t(ji,jj) 169 END DO 170 END DO 171 CALL lbc_lnk( pssh, 'T', 1. ) 172 END DO 173 174 ! temperature: 175 pts(:,:,:,jp_tem) = 10._wp 176 ! salinity: 177 DO jk=1, jpkm1 178 pts(:,:,jk,jp_sal) = gphit(:,:) 179 END DO 180 ! velocities: 181 pv(:,:,:) = 0. 182 ! 183 CASE(4) ! geostrophic zonal pulse 129 184 130 185 DO jj=1, jpj … … 138 193 END IF 139 194 IF ( ABS(gphit(ji,jj)) <= zjety ) THEN 140 pssh(ji,jj) = - ff_t(ji,jj) * zdu * gphit(ji,jj) * 1.e3 / grav * ptmask(ji,jj,1)195 pssh(ji,jj) = - ff_t(ji,jj) * zdu * gphit(ji,jj) * 1.e3 / grav 141 196 pu(ji,jj,:) = zdu 142 197 pts(ji,jj,:,jp_sal) = zdu / rn_uzonal + 1. 143 198 ELSE 144 pssh(ji,jj) = - ff_t(ji,jj) * zdu * SIGN(zjety,gphit(ji,jj)) * 1.e3 / grav * ptmask(ji,jj,1)199 pssh(ji,jj) = - ff_t(ji,jj) * zdu * SIGN(zjety,gphit(ji,jj)) * 1.e3 / grav 145 200 pu(ji,jj,:) = 0. 146 201 pts(ji,jj,:,jp_sal) = 1. … … 153 208 pv(:,:,:) = 0. 154 209 155 CASE(2) ! vortex 210 211 CASE(5) ! vortex 156 212 ! 157 213 zf0 = 2._wp * omega * SIN( rad * rn_ppgphi0 ) 158 214 zumax = rn_vtxmax * SIGN(1._wp, zf0) ! Here Anticyclonic: set zumax=-1 for cyclonic 159 zlambda = SQRT(2._wp)* 60.e3! Horizontal scale in meters215 zlambda = SQRT(2._wp)*rn_lambda ! Horizontal scale in meters 160 216 zn2 = 3.e-3**2 161 217 zH = 0.5_wp * 5000._wp … … 233 289 END SELECT 234 290 235 IF (ln_sshnoise) pssh(:,:) = pssh(:,:) + (0.1*zrandom-0.05) 291 IF (ln_sshnoise) CALL RANDOM_NUMBER(zrandom) 292 IF (ln_sshnoise) THEN 293 CALL RANDOM_NUMBER(zrandom) 294 pssh(:,:) = pssh(:,:) + ( 0.1 * zrandom(:,:) - 0.05 ) 295 END IF 236 296 CALL lbc_lnk( pssh, 'T', 1. ) 237 297 CALL lbc_lnk( pts, 'T', 1. )
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