MODULE advec_v_up_mod !--------------------------------------------------------------------------------! ! This file is part of PALM. ! ! PALM is free software: you can redistribute it and/or modify it under the terms ! of the GNU General Public License as published by the Free Software Foundation, ! either version 3 of the License, or (at your option) any later version. ! ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. ! ! You should have received a copy of the GNU General Public License along with ! PALM. If not, see . ! ! Copyright 1997-2014 Leibniz Universitaet Hannover !--------------------------------------------------------------------------------! ! ! Current revisions: ! ----------------- ! ! ! Former revisions: ! ----------------- ! $Id: advec_v_up.f90 1354 2014-04-08 15:22:57Z fricke $ ! ! 1353 2014-04-08 15:21:23Z heinze ! REAL constants provided with KIND-attribute ! ! 1320 2014-03-20 08:40:49Z raasch ! ONLY-attribute added to USE-statements, ! kind-parameters added to all INTEGER and REAL declaration statements, ! kinds are defined in new module kinds, ! revision history before 2012 removed, ! comment fields (!:) to be used for variable explanations added to ! all variable declaration statements ! ! 1036 2012-10-22 13:43:42Z raasch ! code put under GPL (PALM 3.9) ! ! Revision 1.1 1997/08/29 08:56:05 raasch ! Initial revision ! ! ! Description: ! ------------ ! Advection term for the v velocity-component using upstream scheme. ! NOTE: vertical advection at k=1 still has wrong grid spacing for w>0! ! The same problem occurs for all topography boundaries! !------------------------------------------------------------------------------! PRIVATE PUBLIC advec_v_up INTERFACE advec_v_up MODULE PROCEDURE advec_v_up MODULE PROCEDURE advec_v_up_ij END INTERFACE advec_v_up CONTAINS !------------------------------------------------------------------------------! ! Call for all grid points !------------------------------------------------------------------------------! SUBROUTINE advec_v_up USE arrays_3d, & ONLY: ddzu, tend, u, v, w USE control_parameters, & ONLY: u_gtrans, v_gtrans USE grid_variables, & ONLY: ddx, ddy USE indices, & ONLY: nxl, nxr, nyn, nysv, nzb_v_inner, nzt USE kinds IMPLICIT NONE INTEGER(iwp) :: i !: INTEGER(iwp) :: j !: INTEGER(iwp) :: k !: REAL(wp) :: ukomp !: REAL(wp) :: vkomp !: REAL(wp) :: wkomp !: DO i = nxl, nxr DO j = nysv, nyn DO k = nzb_v_inner(j,i)+1, nzt ! !-- x-direction ukomp = 0.25_wp * ( u(k,j,i) + u(k,j-1,i) + & u(k,j,i+1) + u(k,j-1,i+1) ) - u_gtrans IF ( ukomp > 0.0_wp ) THEN tend(k,j,i) = tend(k,j,i) - ukomp * & ( v(k,j,i) - v(k,j,i-1) ) * ddx ELSE tend(k,j,i) = tend(k,j,i) - ukomp * & ( v(k,j,i+1) - v(k,j,i) ) * ddx ENDIF ! !-- y-direction vkomp = v(k,j,i) - v_gtrans IF ( vkomp > 0.0_wp ) THEN tend(k,j,i) = tend(k,j,i) - vkomp * & ( v(k,j,i) - v(k,j-1,i) ) * ddy ELSE tend(k,j,i) = tend(k,j,i) - vkomp * & ( v(k,j+1,i) - v(k,j,i) ) * ddy ENDIF ! !-- z-direction wkomp = 0.25_wp * ( w(k,j,i) + w(k-1,j,i) + & w(k,j-1,i) + w(k-1,j-1,i) ) IF ( wkomp > 0.0_wp ) THEN tend(k,j,i) = tend(k,j,i) - wkomp * & ( v(k,j,i) - v(k-1,j,i) ) * ddzu(k) ELSE tend(k,j,i) = tend(k,j,i) - wkomp * & ( v(k+1,j,i) - v(k,j,i) ) * ddzu(k+1) ENDIF ENDDO ENDDO ENDDO END SUBROUTINE advec_v_up !------------------------------------------------------------------------------! ! Call for grid point i,j !------------------------------------------------------------------------------! SUBROUTINE advec_v_up_ij( i, j ) USE arrays_3d, & ONLY: ddzu, tend, u, v, w USE control_parameters, & ONLY: u_gtrans, v_gtrans USE grid_variables, & ONLY: ddx, ddy USE indices, & ONLY: nzb_v_inner, nzt USE kinds IMPLICIT NONE INTEGER(iwp) :: i !: INTEGER(iwp) :: j !: INTEGER(iwp) :: k !: REAL(wp) :: ukomp !: REAL(wp) :: vkomp !: REAL(wp) :: wkomp !: DO k = nzb_v_inner(j,i)+1, nzt ! !-- x-direction ukomp = 0.25_wp * ( u(k,j,i) + u(k,j-1,i) + u(k,j,i+1) + u(k,j-1,i+1) & ) - u_gtrans IF ( ukomp > 0.0_wp ) THEN tend(k,j,i) = tend(k,j,i) - ukomp * & ( v(k,j,i) - v(k,j,i-1) ) * ddx ELSE tend(k,j,i) = tend(k,j,i) - ukomp * & ( v(k,j,i+1) - v(k,j,i) ) * ddx ENDIF ! !-- y-direction vkomp = v(k,j,i) - v_gtrans IF ( vkomp > 0.0_wp ) THEN tend(k,j,i) = tend(k,j,i) - vkomp * & ( v(k,j,i) - v(k,j-1,i) ) * ddy ELSE tend(k,j,i) = tend(k,j,i) - vkomp * & ( v(k,j+1,i) - v(k,j,i) ) * ddy ENDIF ! !-- z-direction wkomp = 0.25_wp * ( w(k,j,i) + w(k-1,j,i) + w(k,j-1,i) + w(k-1,j-1,i) ) IF ( wkomp > 0.0_wp ) THEN tend(k,j,i) = tend(k,j,i) - wkomp * & ( v(k,j,i) - v(k-1,j,i) ) * ddzu(k) ELSE tend(k,j,i) = tend(k,j,i) - wkomp * & ( v(k+1,j,i) - v(k,j,i) ) * ddzu(k+1) ENDIF ENDDO END SUBROUTINE advec_v_up_ij END MODULE advec_v_up_mod