MODULE usrdef_istate !!====================================================================== !! *** MODULE usrdef_istate *** !! !! === GYRE configuration === !! !! User defined : set the initial state of a user configuration !!====================================================================== !! History : 4.0 ! 2016-03 (S. Flavoni) Original code !!---------------------------------------------------------------------- !!---------------------------------------------------------------------- !! usr_def_istate : initial state in Temperature and salinity !!---------------------------------------------------------------------- USE par_oce ! ocean space and time domain USE phycst ! physical constants ! USE in_out_manager ! I/O manager USE lib_mpp ! MPP library IMPLICIT NONE PRIVATE PUBLIC usr_def_istate ! called in istate.F90 !!---------------------------------------------------------------------- !! NEMO/OCE 4.0 , NEMO Consortium (2018) !! $Id$ !! Software governed by the CeCILL license (see ./LICENSE) !!---------------------------------------------------------------------- CONTAINS SUBROUTINE usr_def_istate( pdept, ptmask, pts, pu, pv, pssh ) !!---------------------------------------------------------------------- !! *** ROUTINE usr_def_istate *** !! !! ** Purpose : Initialization of the dynamics and tracers !! Here GYRE configuration example : (double gyre with rotated domain) !! !! ** Method : - set temprature field !! - set salinity field !!---------------------------------------------------------------------- REAL(wp), DIMENSION(jpi,jpj,jpk) , INTENT(in ) :: pdept ! depth of t-point [m] REAL(wp), DIMENSION(jpi,jpj,jpk) , INTENT(in ) :: ptmask ! t-point ocean mask [m] REAL(wp), DIMENSION(jpi,jpj,jpk,jpts), INTENT( out) :: pts ! T & S fields [Celsius ; g/kg] REAL(wp), DIMENSION(jpi,jpj,jpk) , INTENT( out) :: pu ! i-component of the velocity [m/s] REAL(wp), DIMENSION(jpi,jpj,jpk) , INTENT( out) :: pv ! j-component of the velocity [m/s] REAL(wp), DIMENSION(jpi,jpj) , INTENT( out) :: pssh ! sea-surface height ! INTEGER :: ji, jj, jk ! dummy loop indices !!---------------------------------------------------------------------- ! IF(lwp) WRITE(numout,*) IF(lwp) WRITE(numout,*) 'usr_def_istate : analytical definition of initial state ' IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~ Ocean at rest, with an horizontally uniform T and S profiles' ! pu (:,:,:) = 0._wp ! ocean at rest pv (:,:,:) = 0._wp pssh(:,:) = 0._wp ! DO jk = 1, jpk ! horizontally uniform T & S profiles DO jj = 1, jpj DO ji = 1, jpi pts(ji,jj,jk,jp_tem) = ( ( 16. - 12. * TANH( (pdept(ji,jj,jk) - 400) / 700 ) ) & & * (-TANH( (500. - pdept(ji,jj,jk)) / 150. ) + 1.) / 2. & & + ( 15. * ( 1. - TANH( (pdept(ji,jj,jk)-50.) / 1500.) ) & & - 1.4 * TANH((pdept(ji,jj,jk)-100.) / 100.) & & + 7. * (1500. - pdept(ji,jj,jk) ) / 1500.) & & * (-TANH( (pdept(ji,jj,jk) - 500.) / 150.) + 1.) / 2. ) * ptmask(ji,jj,jk) pts(ji,jj,jk,jp_sal) = ( ( 36.25 - 1.13 * TANH( (pdept(ji,jj,jk) - 305) / 460 ) ) & & * (-TANH((500. - pdept(ji,jj,jk)) / 150.) + 1.) / 2 & & + ( 35.55 + 1.25 * (5000. - pdept(ji,jj,jk)) / 5000. & & - 1.62 * TANH( (pdept(ji,jj,jk) - 60. ) / 650. ) & & + 0.2 * TANH( (pdept(ji,jj,jk) - 35. ) / 100. ) & & + 0.2 * TANH( (pdept(ji,jj,jk) - 1000.) / 5000.) ) & & * (-TANH( (pdept(ji,jj,jk) - 500.) / 150.) + 1.) / 2 ) * ptmask(ji,jj,jk) END DO END DO END DO ! END SUBROUTINE usr_def_istate !!====================================================================== END MODULE usrdef_istate