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! |
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! $Header$ |
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! |
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SUBROUTINE convflu( xflu,yflu,nbniv,convfl ) |
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c P. Le Van |
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c |
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c ******************************************************************* |
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c ... calcule la (convergence horiz. * aire locale)du flux ayant pour |
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c composantes xflu et yflu ,variables extensives . ...... |
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c ******************************************************************* |
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c xflu , yflu et nbniv sont des arguments d'entree pour le s-pg .. |
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c convfl est un argument de sortie pour le s-pg . |
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c |
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c njxflu est le nombre de lignes de latitude de xflu, |
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c ( = jjm ou jjp1 ) |
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c nbniv est le nombre de niveaux vert. de xflu et de yflu . |
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IMPLICIT NONE |
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INCLUDE "dimensions.h" |
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INCLUDE "paramet.h" |
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REAL xflu,yflu,convfl,convpn,convps |
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INTEGER l,ij,nbniv |
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DIMENSION xflu( ip1jmp1,nbniv ),yflu( ip1jm,nbniv ) , |
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* convfl( ip1jmp1,nbniv ) |
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REAL SSUM |
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INCLUDE "comgeom.h" |
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✓✓ |
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DO 5 l = 1,nbniv |
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✓✓ |
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DO 2 ij = iip2, ip1jm - 1 |
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convfl( ij + 1,l ) = xflu( ij,l ) - xflu( ij + 1,l ) + |
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* yflu(ij +1,l ) - yflu( ij -iim,l ) |
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2 CONTINUE |
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c .... correction pour convfl( 1,j,l) ...... |
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c .... convfl(1,j,l)= convfl(iip1,j,l) ... |
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CDIR$ IVDEP |
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DO 3 ij = iip2,ip1jm,iip1 |
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✓✓ |
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convfl( ij,l ) = convfl( ij + iim,l ) |
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3 CONTINUE |
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c ...... calcul aux poles ....... |
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convpn = SSUM( iim, yflu( 1 ,l ), 1 ) |
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convps = - SSUM( iim, yflu( ip1jm-iim,l ), 1 ) |
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✓✓ |
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DO 4 ij = 1,iip1 |
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convfl( ij ,l ) = convpn * aire( ij ) / apoln |
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convfl( ij+ ip1jm,l ) = convps * aire( ij+ ip1jm) / apols |
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4 CONTINUE |
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c |
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5 CONTINUE |
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RETURN |
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END |