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!Environment Canada - Atmospheric Science and Technology License/Disclaimer,
! version 3; Last Modified: May 7, 2008.
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**s/r v4d_calcenergy - Calculate total energy from vt1 state (based on cststep)
*
#include "model_macros_f.h"
*
subroutine v4d_calcenergy 2,1
*
implicit none
*
*author
* M.Buehner
*
*revision
* v3_02 - Buehner M. - initial MPI version (based on cststep)
* v3_30 - Tanguay M. - adapt TL/AD to itf
*
*object
* see id section
* -------
*
*arguments
*
*
*implicits
#include "glb_ld.cdk"
#include "lun.cdk"
#include "geomn.cdk"
#include "geomg.cdk"
#include "v4dg.cdk"
#include "tr3d.cdk"
#include "v4dj.cdk"
#include "vt1.cdk"
#include "dcst.cdk"
#include "ptopo.cdk"
#include "lctl.cdk"
*
*modules
integer vmmlod, vmmget, vmmuld
external vmmlod, vmmget, vmmuld
*
real penergy,penergy1
*
integer pnerr,pnlkey1(4),i,j,k,ierr
*
real pr1, prpj
*
real weight
*
real wijk1(LDIST_SHAPE,l_nk),wijk2(LDIST_SHAPE,l_nk)
real wijk3(LDIST_SHAPE,l_nk)
* ______________________________________________________
*
* Get fields in memory
* --------------------
pnlkey1(1) = VMM_KEY(ut1 )
pnlkey1(2) = VMM_KEY(vt1 )
pnlkey1(3) = VMM_KEY(tpt1 )
pnlkey1(4) = VMM_KEY(st1 )
*
* - - - - - - - - - - - - -
pnerr = vmmlod(pnlkey1,4)
* - - - - - - - - - - - - -
pnerr = VMM_GET_VAR(ut1 )
pnerr = VMM_GET_VAR(vt1 )
pnerr = VMM_GET_VAR(tpt1 )
pnerr = VMM_GET_VAR(st1 )
*
prpj = 0.
*
* -----------------------
* Contribution from winds
* -----------------------
*
* Prepare 4U image wind contribution
* ----------------------------------
do k=1,l_nk
do j=1,l_nj
do i=1,l_niu
wijk1(i,j,k) = ut1(i,j,k)
end do
end do
end do
*
* Prepare 4V image wind contribution
* ----------------------------------
do k=1,l_nk
do j=1,l_njv
do i=1,l_ni
wijk2(i,j,k) = vt1(i,j,k)
end do
end do
end do
*
* Transfer from 4U and 4V staggered grid to scalar grid
* -----------------------------------------------------
call itf_phy_uvgridscal
(wijk1,wijk2,LDIST_DIM,l_nk,.true.)
*
* Calculate UU true wind from 4U image wind (scalar grid)
* -------------------------------------------------------
do j=1,l_nj
pr1 = Dcst_rayt_8 / geomg_cy_8(j)
do k=1,l_nk
do i=1,l_ni
wijk3(i,j,k) = pr1 * wijk1(i,j,k)
end do
end do
end do
*
* Calculate UU contribution to total energy
* -----------------------------------------
do k = 1,l_nk
do j = 1,l_nj
do i = 1,l_ni
*
weight = V4dj_thickx(i) * V4dj_thicky(j) * V4dj_thickz(k) *
% V4dj_uvwt * V4dj_invarea
*
prpj = weight * .5 * wijk3(i,j,k) **2 + prpj
*
wijk3(i,j,k) = weight * wijk3(i,j,k)
*
end do
end do
end do
*
* Calculate VV true wind from 4V image wind (scalar grid)
* -------------------------------------------------------
do j=1,l_nj
pr1 = Dcst_rayt_8 / geomg_cy_8(j)
do k=1,l_nk
do i=1,l_ni
wijk1(i,j,k) = pr1 * wijk2(i,j,k)
end do
end do
end do
*
* Calculate VV contribution to total energy
* -----------------------------------------
do k = 1,l_nk
do j = 1,l_nj
do i = 1,l_ni
*
weight = V4dj_thickx(i) * V4dj_thicky(j) * V4dj_thickz(k) *
% V4dj_uvwt * V4dj_invarea
*
prpj = weight * .5 * wijk1(i,j,k) **2 + prpj
*
wijk1(i,j,k) = weight * wijk1(i,j,k)
*
end do
end do
end do
*
* -----------------------------
* Contribution from temperature
* -----------------------------
*
* Prepare 4T contribution
* -----------------------
do j=1,l_nj
do k=1,l_nk
do i=1,l_ni
wijk1(i,j,k) = tpt1(i,j,k)
end do
end do
end do
*
* Calculate 4T contribution to total energy
* -----------------------------------------
do k = 1,l_nk
do j = 1,l_nj
do i = 1,l_ni
*
weight = V4dj_thickx(i) * V4dj_thicky(j) * V4dj_thickz(k) *
% V4dj_tpwt * V4dj_invarea
*
prpj = weight * .5 * wijk1(i,j,k) **2 + prpj
*
wijk1(i,j,k) = weight * wijk1(i,j,k)
*
end do
end do
end do
*
* ----------------------------------
* Contribution from surface pressure
* ----------------------------------
*
* Prepare 4S contribution
* -----------------------
do j=1,l_nj
do i=1,l_ni
wijk1(i,j,1) = st1(i,j)
end do
end do
*
* Calculate 4S contribution to total energy
* -----------------------------------------
do j = 1,l_nj
do i = 1,l_ni
*
weight = V4dj_thickx(i) * V4dj_thicky(j) *
% V4dj_spwt * V4dj_invarea
*
prpj = weight * .5 * wijk1(i,j,1) **2 + prpj
*
wijk1(i,j,1) = weight * wijk1(i,j,1)
*
end do
end do
*
pnerr = vmmuld(-1,0)
*
penergy1 = prpj
penergy = 0.0
*
call rpn_comm_Allreduce (penergy1,penergy,1,"MPI_REAL","MPI_SUM",
% "grid",ierr)
*
if(Ptopo_myproc.eq.0) write(V4dg_iunenrgy,*) Lctl_step,penergy
*
return
end