SUBROUTINE compute_vpt !--------------------------------------------------------------------------------! ! 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: compute_vpt.f90 1321 2014-03-20 09:40:40Z suehring $ ! ! 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) ! ! 803 2012-01-16 15:48:46Z franke ! Bugfix: wrong factor in calculation of vpt in case of cloud droplets ! ! Revision 1.1 2000/04/13 14:40:53 schroeter ! Initial revision ! ! ! Description: ! ------------- ! Computation of the virtual potential temperature !------------------------------------------------------------------------------! USE arrays_3d, & ONLY: pt, q, ql, vpt USE indices, & ONLY: nzb, nzt USE cloud_parameters, & ONLY: l_d_cp, pt_d_t USE control_parameters, & ONLY: cloud_droplets, cloud_physics USE kinds IMPLICIT NONE INTEGER(iwp) :: k !: IF ( .NOT. cloud_physics .AND. .NOT. cloud_droplets ) THEN vpt = pt * ( 1.0 + 0.61 * q ) ELSE IF (cloud_physics) THEN DO k = nzb, nzt+1 vpt(k,:,:) = ( pt(k,:,:) + pt_d_t(k) * l_d_cp * ql(k,:,:) ) * & ( 1.0 + 0.61 * q(k,:,:) - 1.61 * ql(k,:,:) ) ENDDO ELSE vpt = pt * ( 1.0 + 0.61 * q - ql ) ENDIF END SUBROUTINE compute_vpt