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C $Header: /u/gcmpack/MITgcm/pkg/ecco/cost_trans_zonal.F,v 1.1 2005/05/27 22:10:27 heimbach Exp $ |
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#include "COST_CPPOPTIONS.h" |
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subroutine cost_trans_zonal( mythid ) |
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c ================================================================== |
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c SUBROUTINE cost_trans_zonal |
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c ================================================================== |
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c |
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c o Compute zonal transports. |
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c |
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c ================================================================== |
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c SUBROUTINE cost_trans_zonal |
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c ================================================================== |
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implicit none |
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c == global variables == |
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#include "EEPARAMS.h" |
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#include "SIZE.h" |
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#include "PARAMS.h" |
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#include "GRID.h" |
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#include "DYNVARS.h" |
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#include "optim.h" |
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#include "cost.h" |
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#include "ecco_cost.h" |
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#include "ctrl_dummy.h" |
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c == routine arguments == |
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integer mythid |
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#ifdef ALLOW_COST_TRANSPORT |
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c == local variables == |
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integer nsect |
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parameter ( nsect = 5 ) |
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integer isect |
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integer kmin(nsect),kmax(nsect) |
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c |
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integer bi,bj |
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integer i,j,k |
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integer itlo,ithi |
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integer jtlo,jthi |
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integer jmin,jmax |
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integer imin,imax |
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integer irec |
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integer il |
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integer funit |
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character*(80) fnameout |
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character*(80) fnametheta |
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character*(80) fnamesalt |
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character*(80) fnameuvel |
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character*(80) fnamevvel |
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character*(MAX_LEN_MBUF) msgbuf |
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_RL p5 |
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parameter( p5 = 0.5 ) |
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_RL dummy |
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_RL del_x |
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c-- tv: heat transport --- [Watt] (order of 1.E15 = PW) |
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c-- sv: freshwater transport --- [kg/sec] (order 1.E9 equiv. 1 Sv in vol.) |
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c-- convert from [ppt*m^3/sec] via rhoConst/1000. |
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c-- ( 1ppt = 1000*[mass(salt)]/[mass(seawater)] ) |
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c-- mv: volume flux --- [m^3/sec] (order of 10^6 = 1 Sv) |
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_RL tu(nsect), su(nsect), mu(nsect) |
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_RL musum(nsect), mumin(nsect), mumax(nsect), mulev(nsect,Nr) |
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_RL xlon(nsect),beglat(nsect),endlat(nsect) |
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c-- 1: A21 - Drake Passage 67W |
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c-- 2: J89 - Indonesian Throughflow 125E |
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c-- 3: I6 - South Africa 30E |
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c-- 4: I9S - Western Australia 115E |
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c-- 5: P12 - Tasmania 145E |
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DATA xlon / 293.0, 125.0, 30.0, 115.0, 145.0 / |
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DATA beglat / -67.0, -14.5, -70.0, -67.0, -67.0 / |
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DATA endlat / -55.0, -8.5, -31.0, -32.0, -42.0 / |
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c |
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c _RL ylat2,beglon2,endlon2 |
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c _RL ylat3,beglon3,endlon3 |
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c parameter(ylat= 29., beglon=-42., endlon =-2.) |
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c parameter(ylat= 29., beglon=282., endlon =352.) |
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c parameter(ylat= 29., beglon=-82., endlon =-2.) |
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cc parameter(ylat= 66.75,beglon=-34.5,endlon =-22.5) |
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cc parameter(ylat2= 63.8,beglon2=-20,endlon2 =-5.) |
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cc parameter(ylat3= 63.8,beglon3=-98.5,endlon3 =-80.0) |
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logical doglobalread |
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logical ladinit |
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c == external functions == |
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integer ilnblnk |
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external ilnblnk |
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c == end of interface == |
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doglobalread = .false. |
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ladinit = .false. |
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jtlo = mybylo(mythid) |
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jthi = mybyhi(mythid) |
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itlo = mybxlo(mythid) |
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ithi = mybxhi(mythid) |
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jmin = 1 |
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jmax = sny |
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imin = 1 |
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imax = snx |
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il=ilnblnk( tbarfile ) |
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write(fnametheta(1:80),'(2a,i10.10)') |
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& tbarfile(1:il),'.',optimcycle |
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c |
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il=ilnblnk( sbarfile ) |
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write(fnamesalt(1:80),'(2a,i10.10)') |
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& sbarfile(1:il),'.',optimcycle |
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c |
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il=ilnblnk( ubarfile ) |
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write(fnameuvel(1:80),'(2a,i10.10)') |
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& ubarfile(1:il),'.',optimcycle |
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c |
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il=ilnblnk( vbarfile ) |
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write(fnamevvel(1:80),'(2a,i10.10)') |
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& vbarfile(1:il),'.',optimcycle |
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do isect = 1, nsect |
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call mdsfindunit( funit, mythid ) |
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write(fnameout(1:80),'(a,i2.2,a,i4.4)') |
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& 'cost_trans_zon',isect,'.',optimcycle |
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open(unit=funit,file=fnameout) |
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write(msgbuf,'(a,1(X,D22.15))') |
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& 'ECCO_TRANS_ZON_XLON: section at lon: ', xlon(isect) |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT, mythid ) |
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musum(isect) = 0.0 |
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do irec = 1, nmonsrec |
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call active_read_xyz( fnametheta, tbar, irec, |
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& doglobalread, ladinit, |
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& optimcycle, mythid, |
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& dummy ) |
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c |
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call active_read_xyz( fnamesalt, sbar, irec, |
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& doglobalread, ladinit, |
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& optimcycle, mythid, |
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& dummy ) |
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c |
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call active_read_xyz( fnameuvel, ubar, irec, |
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& doglobalread, ladinit, |
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& optimcycle, mythid, |
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& dummy ) |
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c |
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call active_read_xyz( fnamevvel, vbar, irec, |
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& doglobalread, ladinit, |
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& optimcycle, mythid, |
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& dummy ) |
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tu(isect) = 0.0 |
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su(isect) = 0.0 |
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mu(isect) = 0.0 |
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mumin(isect) = 0.0 |
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mumax(isect) = 0.0 |
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kmin(isect) = 0 |
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kmax(isect) = 0 |
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c-- Next, do the monthly average for temperature. |
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c-- Assign the first value to the array holding the average. |
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do bj = jtlo,jthi |
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do bi = itlo,ithi |
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do k = 1,nr |
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do j = jmin,jmax |
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do i = imin,imax |
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del_x = xc(i,j,bi,bj)-xc(i-1,j,bi,bj) |
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if ( xc(i,j,bi,bj) .ge. xlon(isect) .and. |
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$ xc(i,j,bi,bj) .lt. xlon(isect)+del_x .and. |
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$ yc(i,j,bi,bj) .ge. beglat(isect) .and. |
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$ yc(i,j,bi,bj) .le. endlat(isect) ) then |
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tu(isect) = tu(isect) + p5*(tbar(i,j,k,bi,bj) |
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$ + tbar(i-1,j,k,bi,bj))*ubar(i,j,k,bi,bj) |
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$ * _dyG(i,j,bi,bj) |
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& * drF(k)*_hFacW(i,j,k,bi,bj) |
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$ *HeatCapacity_Cp*rhoNil |
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su(isect) = su(isect) + p5*(sbar(i,j,k,bi,bj) |
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$ + sbar(i-1,j,k,bi,bj))*ubar(i,j,k,bi,bj) |
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$ * _dyG(i,j,bi,bj) |
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& * drF(k)*_hFacW(i,j,k,bi,bj) |
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& * rhoNil/1000. |
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mu(isect) = mu(isect) + p5*(hFacC(i,j,k,bi,bj) |
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$ + hFacC(i-1,j,k,bi,bj))*ubar(i,j,k,bi,bj) |
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$ * _dyG(i,j,bi,bj) |
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& * drF(k)*_hFacW(i,j,k,bi,bj) |
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endif |
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enddo |
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enddo |
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mulev(isect,k) = mu(isect) |
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enddo |
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enddo |
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enddo |
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_GLOBAL_SUM_R8( tu(isect), mythid ) |
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_GLOBAL_SUM_R8( su(isect), mythid ) |
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_GLOBAL_SUM_R8( mu(isect), mythid ) |
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c |
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do k =1,nr |
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_GLOBAL_SUM_R8( mulev(isect,k), mythid ) |
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enddo |
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mumin(isect) = mulev(isect,1) |
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mumax(isect) = mulev(isect,1) |
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do k = 2,nr |
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if ( mulev(isect,k) .GT. mulev(isect,k-1) ) then |
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mumax(isect) = mulev(isect,k) |
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kmax(isect) = k |
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endif |
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if ( mulev(isect,k) .LT. mulev(isect,k-1) ) then |
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mumin(isect) = mulev(isect,k) |
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kmin(isect) = k |
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endif |
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enddo |
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musum(isect) = musum(isect) + mu(isect) |
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write(msgbuf,'(a,i3,i5,2i3,5(X,D15.8))') |
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& 'ECCO_TRANS_ZON ', isect, irec, kmin(isect), kmax(isect), |
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& tu(isect), su(isect), mu(isect), mumin(isect), mumax(isect) |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT, mythid ) |
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c |
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write(msgbuf,'(a,i3,1(X,D22.15))') |
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& 'ECCO_TRANS_ZON_SUM musum ', isect, musum(isect) |
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call print_message( msgbuf, standardmessageunit, |
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& SQUEEZE_RIGHT, mythid ) |
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write(funit,'(i3,i5,2i3,5(X,D22.15))') |
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& isect, irec, kmin(isect), kmax(isect), |
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& tu(isect), su(isect), mu(isect), mumin(isect), mumax(isect) |
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c-- end loop over irec |
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enddo |
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close(funit) |
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c-- end loop over isect |
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enddo |
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#endif |
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end |
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