tl_t3drelax_mod Module Reference

Functions/Subroutines
subroutine, public	tl_t3drelax (ng, tile)
subroutine	tl_t3drelax_tile (ng, tile, lbi, ubi, lbj, ubj, imins, imaxs, jmins, jmaxs, nrhs, nnew, umask, vmask, hz, pmon_u, pnom_v, pm, pn, tl_t)

Function/Subroutine Documentation

tl_t3drelax()

subroutine, public tl_t3drelax_mod::tl_t3drelax	(	integer, intent(in)	ng,
		integer, intent(in)	tile )

Definition at line 26 of file tl_t3drelax.F.

!***********************************************************************
!
      USE mod_param
      USE mod_grid
      USE mod_ocean
      USE mod_stepping
!
!  Imported variable declarations.
!
      integer, intent(in) :: ng, tile
!
!  Local variable declarations.
!
      character (len=*), parameter :: MyFile =                          &
     &  __FILE__
!
# include "tile.h"
!
# ifdef PROFILE
      CALL wclock_on (ng, itlm, 24, __line__, myfile)
# endif
      CALL tl_t3drelax_tile (ng, tile,                                  &
     &                       lbi, ubi, lbj, ubj,                        &
     &                       imins, imaxs, jmins, jmaxs,                &
     &                       nrhs(ng), nnew(ng),                        &
# ifdef MASKING
     &                       grid(ng) % umask,                          &
     &                       grid(ng) % vmask,                          &
# endif
     &                       grid(ng) % Hz,                             &
     &                       grid(ng) % pmon_u,                         &
     &                       grid(ng) % pnom_v,                         &
     &                       grid(ng) % pm,                             &
     &                       grid(ng) % pn,                             &
     &                       ocean(ng) % tl_t)
# ifdef PROFILE
      CALL wclock_off (ng, itlm, 24, __line__, myfile)
# endif
!
      RETURN

References mod_grid::grid, mod_param::itlm, mod_stepping::nnew, mod_stepping::nrhs, mod_ocean::ocean, tl_t3drelax_tile(), wclock_off(), and wclock_on().

Referenced by tl_rhs3d_mod::tl_rhs3d().

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tl_t3drelax_tile()

subroutine tl_t3drelax_mod::tl_t3drelax_tile ( integer, intent(in) ng, integer, intent(in) tile, integer, intent(in) lbi, integer, intent(in) ubi, integer, intent(in) lbj, integer, intent(in) ubj, integer, intent(in) imins, integer, intent(in) imaxs, integer, intent(in) jmins, integer, intent(in) jmaxs, integer, intent(in) nrhs, integer, intent(in) nnew, real(r8), dimension(lbi:,lbj:), intent(in) umask, real(r8), dimension(lbi:,lbj:), intent(in) vmask, real(r8), dimension(lbi:,lbj:,:), intent(in) hz, real(r8), dimension(lbi:,lbj:), intent(in) pmon_u, real(r8), dimension(lbi:,lbj:), intent(in) pnom_v, real(r8), dimension(lbi:,lbj:), intent(in) pm, real(r8), dimension(lbi:,lbj:), intent(in) pn, real(r8), dimension(lbi:,lbj:,:,:,:), intent(inout) tl_t )

private

Definition at line 70 of file tl_t3drelax.F.

!***********************************************************************
!
      USE mod_param
      USE mod_scalars
!
!  Imported variable declarations.
!
      integer, intent(in) :: ng, tile
      integer, intent(in) :: LBi, UBi, LBj, UBj
      integer, intent(in) :: IminS, ImaxS, JminS, JmaxS
      integer, intent(in) :: nrhs, nnew
 
# ifdef ASSUMED_SHAPE
#  ifdef MASKING
      real(r8), intent(in) :: umask(LBi:,LBj:)
      real(r8), intent(in) :: vmask(LBi:,LBj:)
#  endif
      real(r8), intent(in) :: Hz(LBi:,LBj:,:)
      real(r8), intent(in) :: pmon_u(LBi:,LBj:)
      real(r8), intent(in) :: pnom_v(LBi:,LBj:)
      real(r8), intent(in) :: pm(LBi:,LBj:)
      real(r8), intent(in) :: pn(LBi:,LBj:)
 
      real(r8), intent(inout) :: tl_t(LBi:,LBj:,:,:,:)
# else
#  ifdef MASKING
      real(r8), intent(in) :: umask(LBi:UBi,LBj:UBj)
      real(r8), intent(in) :: vmask(LBi:UBi,LBj:UBj)
#  endif
      real(r8), intent(in) :: Hz(LBi:UBi,LBj:UBj,N(ng))
      real(r8), intent(in) :: pmon_u(LBi:UBi,LBj:UBj)
      real(r8), intent(in) :: pnom_v(LBi:UBi,LBj:UBj)
      real(r8), intent(in) :: pm(LBi:UBi,LBj:UBj)
      real(r8), intent(in) :: pn(LBi:UBi,LBj:UBj)
 
      real(r8), intent(inout) :: tl_t(LBi:UBi,LBj:UBj,N(ng),3,NT(ng))
# endif
!
!  Local variable declarations.
!
      integer :: i, itrc, j, k
 
      real(r8), dimension(IminS:ImaxS,JminS:JmaxS) :: FE
      real(r8), dimension(IminS:ImaxS,JminS:JmaxS) :: FX
 
# include "set_bounds.h"
!
!----------------------------------------------------------------------
!  Compute horizontal diffusion relaxation of tracers between current
!  and previous representer tangent linear Picard iteration trajectory
!  (basic state).
!----------------------------------------------------------------------
!
!  This is the tangent linear of the relaxation terms that appear in
!  the representer model. Since the representer model is linear, we
!  DO NOT need to include the tangent linear of the Hz terms below
!  because Hz is computed from the background trajectory (AMM).
!
      DO itrc=1,nt(ng)
        IF (tl_tdiff(itrc,ng).gt.0.0_r8) THEN
          DO k=1,n(ng)
!
!  Compute XI- and ETA-components of diffusive tracer flux (T m3/s).
!
            DO j=jstr,jend
              DO i=istr,iend+1
                fx(i,j)=0.5_r8*tl_tdiff(itrc,ng)*pmon_u(i,j)*           &
     &                  (hz(i,j,k)+hz(i-1,j,k))*                        &
     &                  (tl_t(i  ,j,k,nrhs,itrc)-                       &
     &                   tl_t(i-1,j,k,nrhs,itrc))
# ifdef MASKING
                fx(i,j)=fx(i,j)*umask(i,j)
# endif
              END DO
            END DO
            DO j=jstr,jend+1
              DO i=istr,iend
                fe(i,j)=0.5_r8*tl_tdiff(itrc,ng)*pnom_v(i,j)*           &
     &                  (hz(i,j,k)+hz(i,j-1,k))*                        &
     &                  (tl_t(i,j  ,k,nrhs,itrc)-                       &
     &                   tl_t(i,j-1,k,nrhs,itrc))
# ifdef MASKING
                fe(i,j)=fe(i,j)*vmask(i,j)
# endif
              END DO
            END DO
!
! Time-step horizontal diffusion relaxation term (m Tunits).
!
            DO j=jstr,jend
              DO i=istr,iend
                tl_t(i,j,k,nnew,itrc)=tl_t(i,j,k,nnew,itrc)+            &
     &                                dt(ng)*pm(i,j)*pn(i,j)*           &
     &                                (fx(i+1,j)-fx(i,j)+               &
     &                                 fe(i,j+1)-fe(i,j))
              END DO
            END DO
          END DO
        END IF
      END DO
!
      RETURN

References mod_scalars::dt, and mod_scalars::tl_tdiff.

Referenced by tl_t3drelax().

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