MODULE trctrp_lec !!============================================================================== !! *** MODULE trctrp_lec *** !! Ocean passive tracers: namelist read options for transport !!============================================================================== #if defined key_passivetrc !!---------------------------------------------------------------------- !! trc_trp_lec : read the passive tracer namelist for transport !!---------------------------------------------------------------------- !! * Modules used USE oce_trc ! ocean dynamics and active tracers variables USE trc ! ocean passive tracers variables IMPLICIT NONE PRIVATE !! * Accessibility PUBLIC trc_trp_lec ! routine called by step module !! * Share module variables !! Advection LOGICAL, PUBLIC :: & ln_trcadv_cen2 = .FALSE. , & !!: 2nd order centered scheme flag ln_trcadv_tvd = .FALSE. , & !: TVD scheme flag ln_trcadv_muscl = .FALSE. , & !: MUSCL scheme flag ln_trcadv_muscl2 = .FALSE. , & !: MUSCL2 scheme flag ln_trcadv_smolar = .TRUE. !: Smolarkiewicz scheme flag !! Bottom boundary layer REAL(wp), PUBLIC :: & atrcbbl = 1.e+3 ! lateral coeff. for bottom boundary layer scheme (m2/s) !! Lateral diffusion LOGICAL , PUBLIC :: & !!: ** lateral mixing namelist (nam_trcldf) ** ln_trcldf_diff = .FALSE. , & !: flag of perform or not the lateral diff. ln_trcldf_lap = .TRUE. , & !: laplacian operator ln_trcldf_bilap = .FALSE. , & !: bilaplacian operator ln_trcldf_level = .FALSE. , & !: iso-level direction ln_trcldf_hor = .FALSE. , & !: horizontal (geopotential) direction ln_trcldf_iso = .TRUE. !: iso-neutral direction LOGICAL , PUBLIC :: & !!: flag of the lateral diff. scheme used l_trcldf_lap , & !: iso-level laplacian operator l_trcldf_bilap , & !: iso-level bilaplacian operator l_trcldf_bilapg , & !: geopotential bilap. (s-coord) l_trcldf_iso , & !: iso-neutral laplacian or horizontal lapacian (s-coord) l_trczdf_iso , & !: idem for the vertical component l_trczdf_iso_vo , & !: idem with vectopt_memory l_trcldf_iso_zps !: iso-neutral laplacian (partial steps) !! Vertical diffusion LOGICAL , PUBLIC :: & !!: nam_trczdf: vertical diffusion ln_trczdf_exp = .FALSE. !: explicit vertical diffusion scheme flag INTEGER, PUBLIC :: & !!: namzdf: vertical diffusion n_trczdf_exp = 3 !: number of sub-time step (explicit time stepping) LOGICAL, PUBLIC :: & !: l_trczdf_exp = .FALSE. , & !: explicit vertical diffusion l_trczdf_imp = .FALSE. !: implicit vertical diffusion #if defined key_trcdmp !! Newtonian damping INTEGER , PUBLIC :: & !!: * newtonian damping namelist (nam_trcdmp) * ndmptr = -1 , & !: = 0/-1/'latitude' for damping over tracers ndmpftr = 2 , & !: = 1 create a damping.coeff NetCDF file nmldmptr = 0 !: = 0/1/2 flag for damping in the mixed layer REAL(wp) , PUBLIC :: & !!: * newtonian damping namelist * sdmptr = 50., & !: surface time scale for internal damping (days) bdmptr = 360., & !: bottom time scale for internal damping (days) hdmptr = 800. !: depth of transition between sdmp and bdmp (meters) #endif !!---------------------------------------------------------------------- !! TOP 1.0 , LOCEAN-IPSL (2005) !! $Header$ !! This software is governed by the CeCILL licence see modipsl/doc/NEMO_CeCILL.txt !!---------------------------------------------------------------------- CONTAINS SUBROUTINE trc_trp_lec !!--------------------------------------------------------------------- !! *** ROUTINE trc_trp_lec *** !! !! ** Purpose : Read Namelist for tracer transport option !! !! History : !! 9.0 ! 04-03 (C. Ethe) !!---------------------------------------------------------------------- !! * Local declarations NAMELIST/namtrcadv/ ln_trcadv_cen2 , ln_trcadv_tvd, & & ln_trcadv_muscl, ln_trcadv_muscl2, ln_trcadv_smolar #if defined key_trcbbl_dif || defined key_trcbbl_adv NAMELIST/namtrcbbl/ atrcbbl #endif NAMELIST/namtrcldf/ ln_trcldf_diff , ln_trcldf_lap , ln_trcldf_bilap, & & ln_trcldf_level, ln_trcldf_hor, ln_trcldf_iso, & & ahtrc0, ahtrb0, aeivtr0, trcrat NAMELIST/namtrczdf/ ln_trczdf_exp, n_trczdf_exp #if defined key_trcdmp NAMELIST/namtrcdmp/ ndmptr, ndmpftr, nmldmptr, sdmptr, bdmptr, hdmptr #endif !!---------------------------------------------------------------------- ! Read Namelist namtrcadv : tracer advection scheme ! ------------------------- REWIND ( numnat ) READ ( numnat, namtrcadv ) ! Parameter control and print ! --------------------------- ! Control print IF(lwp) THEN WRITE(numout,*) WRITE(numout,*) 'choice/control of the tracer advection scheme' WRITE(numout,*) '~~~~~~~~~~~' WRITE(numout,*) ' Namelist namtrcadv : chose a advection scheme for tracers' WRITE(numout,*) WRITE(numout,*) ' 2nd order advection scheme ln_trcadv_cen2 = ', ln_trcadv_cen2 WRITE(numout,*) ' TVD advection scheme ln_trcadv_tvd = ', ln_trcadv_tvd WRITE(numout,*) ' MUSCL advection scheme ln_trcadv_muscl = ', ln_trcadv_muscl WRITE(numout,*) ' MUSCL2 advection scheme ln_trcadv_muscl2 = ', ln_trcadv_muscl2 WRITE(numout,*) ' SMOLARKIEWICZ advection scheme ln_trcadv_smolar = ', ln_trcadv_smolar ENDIF #if defined key_trcbbl_dif ! Read Namelist namtrcbbl : Bottom boundary layer coef ! -------------------------------------------------- REWIND ( numnat ) READ ( numnat, namtrcbbl ) ! Parameter control and print ! --------------------------- IF(lwp) THEN WRITE(numout,*) ' Diffusive Bottom Boundary Layer' WRITE(numout,*) '~~~~~~~~' WRITE(numout,*) ' bottom boundary layer coef. atrcbbl = ', atrcbbl # if defined key_trcbbl_adv WRITE(numout,*) ' * Advective Bottom Boundary Layer' # endif WRITE(numout,*) ENDIF #endif ! Define the lateral tracer physics parameters ! ============================================= ! Read Namelist namtrcldf : Lateral physics on tracers REWIND( numnat ) READ ( numnat, namtrcldf ) IF(lwp) THEN WRITE(numout,*) WRITE(numout,*) 'lateral passive tracer physics' WRITE(numout,*) '~~~~~~~' WRITE(numout,*) ' Namelist namtrcldf : set lateral mixing parameters (type, direction, coefficients)' WRITE(numout,*) ' perform lateral diffusion or not ln_trcldf_diff = ', ln_trcldf_diff WRITE(numout,*) ' laplacian operator ln_trcldf_lap = ', ln_trcldf_lap WRITE(numout,*) ' bilaplacian operator ln_trcldf_bilap = ', ln_trcldf_bilap WRITE(numout,*) ' iso-level ln_trcldf_level = ', ln_trcldf_level WRITE(numout,*) ' horizontal (geopotential) ln_trcldf_hor = ', ln_trcldf_hor WRITE(numout,*) ' iso-neutral ln_trcldf_iso = ', ln_trcldf_iso WRITE(numout,*) ' lateral eddy diffusivity ahtrc0 = ', ahtrc0 WRITE(numout,*) ' background hor. diffusivity ahtrb0 = ', ahtrb0 WRITE(numout,*) ' eddy induced velocity coef. aeivtr0 = ', aeivtr0 WRITE(numout,*) ' ratio between passive and active tracer diffusion coef trcrat = ', trcrat ENDIF ! Read namtrczdf namelist : vertical mixing parameters ! -------------------- REWIND( numnat ) READ ( numnat, namtrczdf ) ! Parameter print ! --------------- IF(lwp) THEN WRITE(numout,*) WRITE(numout,*) 'vertical physics' WRITE(numout,*) '~~~~~~~~' WRITE(numout,*) ' Namelist namtrczdf : set vertical diffusion parameters' WRITE(numout,*) ' time splitting / backward scheme ln_trczdf_exp = ', ln_trczdf_exp WRITE(numout,*) ' number of time step n_trczdf_exp = ', n_trczdf_exp ENDIF # if defined key_trcdmp ! Read Namelist namtdp : passive tracres damping term ! -------------------- REWIND ( numnat ) READ ( numnat, namtrcdmp ) IF( lzoom ) THEN nmldmptr = 0 ! restoring to climatology at closed north or south boundaries ENDIF ! Parameter control and print ! --------------------------- IF(lwp) THEN WRITE(numout,*) WRITE(numout,*) 'newtonian damping' WRITE(numout,*) '~~~~~~~' WRITE(numout,*) ' Namelist namtrcdmp : set damping parameter' WRITE(numout,*) WRITE(numout,*) ' tracers damping option ndmptr = ', ndmptr WRITE(numout,*) ' create a damping.coeff file ndmpftr = ', ndmpftr WRITE(numout,*) ' mixed layer damping option nmldmptr = ', nmldmptr, '(zoom: forced to 0)' WRITE(numout,*) ' surface time scale (days) sdmptr = ', sdmptr WRITE(numout,*) ' bottom time scale (days) bdmptr = ', bdmptr WRITE(numout,*) ' depth of transition (meters) hdmptr = ', hdmptr WRITE(numout,*) ENDIF #endif END SUBROUTINE trc_trp_lec #else !!---------------------------------------------------------------------- !! Dummy module : NO passive tracer !!---------------------------------------------------------------------- CONTAINS SUBROUTINE trc_trp_lec ! Empty routine END SUBROUTINE trc_trp_lec #endif !!====================================================================== END MODULE trctrp_lec