!> @file advec_w_pw.f90 !------------------------------------------------------------------------------! ! This file is part of the PALM model system. ! ! 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 1997-2018 Leibniz Universitaet Hannover !------------------------------------------------------------------------------! ! ! Current revisions: ! ----------------- ! ! ! Former revisions: ! ----------------- ! $Id: advec_w_pw.f90 2718 2018-01-02 08:49:38Z scharf $ ! Corrected "Former revisions" section ! ! 2696 2017-12-14 17:12:51Z kanani ! Change in file header (GPL part) ! ! 2233 2017-05-30 18:08:54Z suehring ! ! 2232 2017-05-30 17:47:52Z suehring ! topography representation via flags ! ! 2000 2016-08-20 18:09:15Z knoop ! Forced header and separation lines into 80 columns ! ! 1873 2016-04-18 14:50:06Z maronga ! Module renamed (removed _mod) ! ! ! 1850 2016-04-08 13:29:27Z maronga ! Module renamed ! ! ! 1682 2015-10-07 23:56:08Z knoop ! Code annotations made doxygen readable ! ! 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 1997/08/11 06:10:29 raasch ! Initial revision ! ! ! Description: ! ------------ !> Advection term for w velocity-component using Piacsek and Williams. !> Vertical advection at the first grid point above the surface is done with !> normal centred differences, because otherwise no information from the surface !> would be communicated upwards due to w=0 at k=nzb. !------------------------------------------------------------------------------! MODULE advec_w_pw_mod PRIVATE PUBLIC advec_w_pw INTERFACE advec_w_pw MODULE PROCEDURE advec_w_pw MODULE PROCEDURE advec_w_pw_ij END INTERFACE advec_w_pw CONTAINS !------------------------------------------------------------------------------! ! Description: ! ------------ !> Call for all grid points !------------------------------------------------------------------------------! SUBROUTINE advec_w_pw 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, nys, nzb, nzt, wall_flags_0 USE kinds IMPLICIT NONE INTEGER(iwp) :: i !< INTEGER(iwp) :: j !< INTEGER(iwp) :: k !< REAL(wp) :: gu !< REAL(wp) :: gv !< gu = 2.0_wp * u_gtrans gv = 2.0_wp * v_gtrans DO i = nxl, nxr DO j = nys, nyn DO k = nzb+1, nzt tend(k,j,i) = tend(k,j,i) - 0.25_wp * ( & ( w(k,j,i+1) * ( u(k+1,j,i+1) + u(k,j,i+1) - gu ) & - w(k,j,i-1) * ( u(k+1,j,i) + u(k,j,i) - gu ) ) * ddx & + ( w(k,j+1,i) * ( v(k+1,j+1,i) + v(k,j+1,i) - gv ) & - w(k,j-1,i) * ( v(k+1,j,i) + v(k,j,i) - gv ) ) * ddy & + ( w(k+1,j,i) * ( w(k+1,j,i) + w(k,j,i) ) & - w(k-1,j,i) * ( w(k,j,i) + w(k-1,j,i) ) ) & * ddzu(k+1) & ) & * MERGE( 1.0_wp, 0.0_wp, & BTEST( wall_flags_0(k,j,i), 3 ) ) ENDDO ENDDO ENDDO END SUBROUTINE advec_w_pw !------------------------------------------------------------------------------! ! Description: ! ------------ !> Call for grid point i,j !------------------------------------------------------------------------------! SUBROUTINE advec_w_pw_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, nzt, wall_flags_0 USE kinds IMPLICIT NONE INTEGER(iwp) :: i !< INTEGER(iwp) :: j !< INTEGER(iwp) :: k !< REAL(wp) :: gu !< REAL(wp) :: gv !< gu = 2.0_wp * u_gtrans gv = 2.0_wp * v_gtrans DO k = nzb+1, nzt tend(k,j,i) = tend(k,j,i) - 0.25_wp * ( & ( w(k,j,i+1) * ( u(k+1,j,i+1) + u(k,j,i+1) - gu ) & - w(k,j,i-1) * ( u(k+1,j,i) + u(k,j,i) - gu ) ) * ddx & + ( w(k,j+1,i) * ( v(k+1,j+1,i) + v(k,j+1,i) - gv ) & - w(k,j-1,i) * ( v(k+1,j,i) + v(k,j,i) - gv ) ) * ddy & + ( w(k+1,j,i) * ( w(k+1,j,i) + w(k,j,i) ) & - w(k-1,j,i) * ( w(k,j,i) + w(k-1,j,i) ) ) & * ddzu(k+1) & ) & * MERGE( 1.0_wp, 0.0_wp, & BTEST( wall_flags_0(k,j,i), 3 ) ) ENDDO END SUBROUTINE advec_w_pw_ij END MODULE advec_w_pw_mod