MODULE coriolis_mod !------------------------------------------------------------------------------! ! Actual revisions: ! ----------------- ! ! ! Former revisions: ! ----------------- ! $Id: coriolis.f90 110 2007-10-05 05:13:14Z raasch $ ! ! 106 2007-08-16 14:30:26Z raasch ! loops for u and v are starting from index nxlu, nysv, respectively (needed ! for non-cyclic boundary conditions) ! ! 75 2007-03-22 09:54:05Z raasch ! uxrp, vynp eliminated ! ! RCS Log replace by Id keyword, revision history cleaned up ! ! Revision 1.12 2006/02/23 10:08:57 raasch ! nzb_2d replaced by nzb_u/v/w_inner ! ! Revision 1.1 1997/08/29 08:57:38 raasch ! Initial revision ! ! ! Description: ! ------------ ! Computation of all Coriolis terms in the equations of motion. !------------------------------------------------------------------------------! PRIVATE PUBLIC coriolis INTERFACE coriolis MODULE PROCEDURE coriolis MODULE PROCEDURE coriolis_ij END INTERFACE coriolis CONTAINS !------------------------------------------------------------------------------! ! Call for all grid points !------------------------------------------------------------------------------! SUBROUTINE coriolis( component ) USE arrays_3d USE control_parameters USE indices USE pegrid IMPLICIT NONE INTEGER :: component, i, j, k ! !-- Compute Coriolis terms for the three velocity components SELECT CASE ( component ) ! !-- u-component CASE ( 1 ) DO i = nxlu, nxr DO j = nys, nyn DO k = nzb_u_inner(j,i)+1, nzt tend(k,j,i) = tend(k,j,i) + f * ( 0.25 * & ( v(k,j,i-1) + v(k,j,i) + v(k,j+1,i-1) + & v(k,j+1,i) ) - vg(k) ) & - fs * ( 0.25 * & ( w(k-1,j,i-1) + w(k-1,j,i) + w(k,j,i-1) + & w(k,j,i) ) & ) ENDDO ENDDO ENDDO ! !-- v-component CASE ( 2 ) DO i = nxl, nxr DO j = nysv, nyn DO k = nzb_v_inner(j,i)+1, nzt tend(k,j,i) = tend(k,j,i) - f * ( 0.25 * & ( u(k,j-1,i) + u(k,j,i) + u(k,j-1,i+1) + & u(k,j,i+1) ) - ug(k) ) ENDDO ENDDO ENDDO ! !-- w-component CASE ( 3 ) DO i = nxl, nxr DO j = nys, nyn DO k = nzb_w_inner(j,i)+1, nzt tend(k,j,i) = tend(k,j,i) + fs * 0.25 * & ( u(k,j,i) + u(k+1,j,i) + u(k,j,i+1) + & u(k+1,j,i+1) ) ENDDO ENDDO ENDDO CASE DEFAULT IF ( myid == 0 ) PRINT*,'+++ coriolis: wrong component: ', & component CALL local_stop END SELECT END SUBROUTINE coriolis !------------------------------------------------------------------------------! ! Call for grid point i,j !------------------------------------------------------------------------------! SUBROUTINE coriolis_ij( i, j, component ) USE arrays_3d USE control_parameters USE indices USE pegrid IMPLICIT NONE INTEGER :: component, i, j, k ! !-- Compute Coriolis terms for the three velocity components SELECT CASE ( component ) ! !-- u-component CASE ( 1 ) DO k = nzb_u_inner(j,i)+1, nzt tend(k,j,i) = tend(k,j,i) + f * ( 0.25 * & ( v(k,j,i-1) + v(k,j,i) + v(k,j+1,i-1) + & v(k,j+1,i) ) - vg(k) ) & - fs * ( 0.25 * & ( w(k-1,j,i-1) + w(k-1,j,i) + w(k,j,i-1) + & w(k,j,i) ) & ) ENDDO ! !-- v-component CASE ( 2 ) DO k = nzb_v_inner(j,i)+1, nzt tend(k,j,i) = tend(k,j,i) - f * ( 0.25 * & ( u(k,j-1,i) + u(k,j,i) + u(k,j-1,i+1) + & u(k,j,i+1) ) - ug(k) ) ENDDO ! !-- w-component CASE ( 3 ) DO k = nzb_w_inner(j,i)+1, nzt tend(k,j,i) = tend(k,j,i) + fs * 0.25 * & ( u(k,j,i) + u(k+1,j,i) + u(k,j,i+1) + & u(k+1,j,i+1) ) ENDDO CASE DEFAULT IF ( myid == 0 ) PRINT*,'+++ coriolis: wrong component: ', & component CALL local_stop END SELECT END SUBROUTINE coriolis_ij END MODULE coriolis_mod