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|
*DECK FLUDBV
SUBROUTINE FLUDBV(CDOOR,IPHASE,JPSYS,JPSTR,NPSYS,IPTRK,IFTRAK,
1 IPRT,NREG,NUNKNO,NFUNL,NGRP,NMAT,NANIS,LEXAC,MATCOD,VOL,KEYFLX,
2 TITLE,ILEAK,LEAKSW,XSTRC,XSDIA,B2,NMERG,IMERG,DIFHET,GAMMA,
3 FLUOLD,SUNKNO,FUNKNO,IPMACR,IPSOU,REBFLG,FLUXC)
*
*-----------------------------------------------------------------------
*
*Purpose:
* Find a leakage parameter to match the input DB2 value and find the
* corresponding flux. Vectorial version.
*
*Copyright:
* Copyright (C) 2002 Ecole Polytechnique de Montreal
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version
*
*Author(s): R. Roy and A. Hebert
*
*Parameters: input
* CDOOR name of the geometry/solution operator.
* IPHASE type of flux solution door (1 for asm 2 for pij).
* JPSYS pointer to the system LCM list object.
* JPSTR pointer to the system LCM list object containing isotropic
* streaming information (=0 if not required).
* NPSYS non-converged energy group indices.
* IPTRK pointer to the tracking LCM object.
* IFTRAK tracking file unit number.
* IPRT print flag.
* NREG number of regions.
* NFUNL second dimension of matrix KEYFLX.
* NGRP number of energy groups.
* NUNKNO number of flux/sources unknowns per energy group.
* NMAT number of mixtures in the internal library.
* NANIS maximum cross section Legendre order.
* LEXAC type of exponential function calculation (=.false. to compute
* exponential functions using tables).
* MATCOD mixture indices.
* VOL volumes.
* KEYFLX index of L-th order flux components in unknown vector.
* TITLE title.
* ILEAK method used to include db2 effect:
* =1 the scattering modified cp matrix is multiplied by PNLR;
* =2 the reduced cp matrix is multiplied by PNL;
* =3 sigs0-db2 approximation;
* =4 albedo approximation;
* =5 Todorova-type isotropic streaming model;
* =6 Ecco-type isotropic streaming model;
* >6 Tibere type anisotropic streaming model.
* LEAKSW leakage flag (=.true. if leakage is present on the outer
* surface).
* XSTRC transport-corrected macroscopic total cross sections.
* XSDIA transport-corrected macroscopic within-group scattering cross
* sections.
* B2 buckling.
* NMERG number of leakage zones.
* IMERG leakage zone index in each material mixture zone.
* DIFHET heterogeneous leakage coefficients.
* GAMMA gamma factors.
* IPMACR pointer to the macrolib LCM object.
* IPSOU pointer to the fixed source LCM object.
* REBFLG ACA or SCR rebalancing flag.
* FLUOLD flux of the previous outer iteration.
* SUNKNO input sources.
*
*Parameters: input/output
* FUNKNO neutron flux.
* SUNKNO sources with additional db2 contributions.
* FLUXC flux at the cutoff energy.
*
*-----------------------------------------------------------------------
*
USE GANLIB
*----
* SUBROUTINE ARGUMENTS
*----
CHARACTER CDOOR*12,TITLE*72
LOGICAL LEXAC,REBFLG
TYPE(C_PTR) JPSYS,JPSTR,IPTRK,IPMACR,IPSOU
INTEGER IPHASE,NPSYS(NGRP),IFTRAK,IPRT,NREG,NUNKNO,NFUNL,
1 NGRP,NMAT,NANIS,MATCOD(NREG),KEYFLX(NREG,NFUNL),ILEAK,NMERG,
2 IMERG(NMAT)
REAL VOL(NREG),XSTRC(0:NMAT,NGRP),XSDIA(0:NMAT,0:NANIS,NGRP),
1 B2(4),DIFHET(NMERG,NGRP),GAMMA(NGRP),FLUXC(NREG)
REAL, INTENT(IN) :: FLUOLD(NUNKNO,NGRP)
REAL, INTENT(INOUT) :: SUNKNO(NUNKNO,NGRP),FUNKNO(NUNKNO,NGRP)
LOGICAL LEAKSW
*----
* LOCAL VARIABLES
*----
PARAMETER(IOUT=6)
TYPE(C_PTR) KPSYS,KPSTR
CHARACTER TEXT12*12
INTEGER INDD(3),INDC(3),INDB(3)
*----
* ALLOCATABLE ARRAYS
*----
REAL, ALLOCATABLE, DIMENSION(:) :: SIGT0,SOURCE2,FUNKNO2,F1,F2,PP
REAL, ALLOCATABLE, DIMENSION(:,:) :: SOURCE
*
ALLOCATE(SOURCE(NUNKNO,NGRP))
SOURCE(:NUNKNO,:NGRP)=SUNKNO(:NUNKNO,:NGRP)
*
IF(ILEAK.EQ.1) THEN
IF(NMERG.GT.1) CALL XABORT('FLUDBV: NB. LEAKAGE ZONES > 1.(1)')
IF(LEAKSW) CALL XABORT('FLUDBV: PNLR OPTION FORBIDDEN.')
DO 30 IGR=1,NGRP
IF((NPSYS(IGR).NE.0).AND.(B2(4).NE.0.0)) THEN
ZNUM=0.0
ZDEN=0.0
DO 10 IR=1,NREG
IBM=MATCOD(IR)
IND=KEYFLX(IR,1)
SSS=XSTRC(IBM,IGR)-XSDIA(IBM,0,IGR)
ZNUM=ZNUM+SSS*FLUOLD(IND,IGR)*VOL(IR)
ZDEN=ZDEN+FLUOLD(IND,IGR)*VOL(IR)
10 CONTINUE
ALP1=ZNUM/(ZNUM+DIFHET(1,IGR)*B2(4)*ZDEN)
DO 20 IR=1,NREG
IND=KEYFLX(IR,1)
SOURCE(IND,IGR)=ALP1*SOURCE(IND,IGR)
20 CONTINUE
ENDIF
30 CONTINUE
IDIR=0
CALL DOORFV(CDOOR,JPSYS,NPSYS,IPTRK,IFTRAK,IPRT,NGRP,NMAT,
1 IDIR,NREG,NUNKNO,IPHASE,LEXAC,MATCOD,VOL,KEYFLX,TITLE,
2 SOURCE(1,1),FUNKNO(1,1),IPMACR,IPSOU,REBFLG,FLUXC)
ELSE IF(ILEAK.EQ.2) THEN
IF(NMERG.GT.1) CALL XABORT('FLUDBV: NB. LEAKAGE ZONES > 1.(2)')
IF(LEAKSW) CALL XABORT('FLUDBV: PNL OPTION FORBIDDEN.')
DO 50 IGR=1,NGRP
IF((NPSYS(IGR).NE.0).AND.(B2(4).NE.0.0)) THEN
ZNUM=0.0
ZDEN=0.0
DO 40 IR=1,NREG
IBM=MATCOD(IR)
IND=KEYFLX(IR,1)
ZNUM=ZNUM+XSTRC(IBM,IGR)*FLUOLD(IND,IGR)*VOL(IR)
ZDEN=ZDEN+FLUOLD(IND,IGR)*VOL(IR)
40 CONTINUE
ALP1=ZNUM/(ZNUM+DIFHET(1,IGR)*B2(4)*ZDEN)
DO 45 IR=1,NREG
IND=KEYFLX(IR,1)
SOURCE(IND,IGR)=ALP1*SOURCE(IND,IGR)-(1.0-ALP1)
> *XSDIA(MATCOD(IR),0,IGR)*FLUOLD(IND,IGR)
45 CONTINUE
ENDIF
50 CONTINUE
IDIR=0
CALL DOORFV(CDOOR,JPSYS,NPSYS,IPTRK,IFTRAK,IPRT,NGRP,NMAT,
1 IDIR,NREG,NUNKNO,IPHASE,LEXAC,MATCOD,VOL,KEYFLX,TITLE,
2 SOURCE(1,1),FUNKNO(1,1),IPMACR,IPSOU,REBFLG,FLUXC)
ELSE IF((ILEAK.EQ.3).OR.(ILEAK.EQ.5)) THEN
DO 70 IGR=1,NGRP
IF(NPSYS(IGR).NE.0) THEN
BB=B2(4)
DO 60 IR=1,NREG
IND=KEYFLX(IR,1)
IF(IND.EQ.0) GO TO 60
IBM=MATCOD(IR)
IF(IBM.EQ.0) GO TO 60
INM=IMERG(IBM)
IF(INM.EQ.0) GO TO 60
SOURCE(IND,IGR)=SOURCE(IND,IGR)-DIFHET(INM,IGR)*BB*
1 FLUOLD(IND,IGR)
60 CONTINUE
ENDIF
70 CONTINUE
IDIR=0
CALL DOORFV(CDOOR,JPSYS,NPSYS,IPTRK,IFTRAK,IPRT,NGRP,NMAT,
1 IDIR,NREG,NUNKNO,IPHASE,LEXAC,MATCOD,VOL,KEYFLX,TITLE,
2 SOURCE(1,1),FUNKNO(1,1),IPMACR,IPSOU,REBFLG,FLUXC)
ELSE IF(ILEAK.EQ.4) THEN
ALLOCATE(F1(NREG),F2(NREG))
DO 80 IGR=1,NGRP
IF(NPSYS(IGR).NE.0) THEN
KPSYS=LCMGIL(JPSYS,IGR)
CALL FLUALB(KPSYS,NREG,NUNKNO,ILCTXS,MATCOD,VOL,KEYFLX,
> FLUOLD(1,IGR),SOURCE(1,IGR),XSDIA(0,0,IGR),XSTRC(0,IGR),
> F1,F2)
*
IF(IPRT.GT.2) THEN
WRITE(IOUT,'(//33H N E U T R O N S O U R C E S :)')
WRITE(IOUT,'(1P,6(5X,E15.7))') (SOURCE(KEYFLX(I,1),IGR),
> I=1,NREG)
ENDIF
FUNKNO(:NUNKNO,IGR)=0.0
DO 75 IR=1,NREG
IBM=MATCOD(IR)
IF(IBM.EQ.0) GO TO 75
INM=IMERG(IBM)
IF(INM.EQ.0) GO TO 75
FUNKNO(KEYFLX(IR,1),IGR)=F1(IR)+DIFHET(INM,IGR)*B2(4)*F2(IR)
75 CONTINUE
IF(IPRT.GT.2) THEN
WRITE(IOUT,'(//33H N E U T R O N F L U X E S :)')
WRITE(IOUT,'(1P,6(5X,E15.7))') (FUNKNO(KEYFLX(I,1),IGR),
> I=1,NREG)
ENDIF
ENDIF
80 CONTINUE
DEALLOCATE(F2,F1)
ELSE IF(ILEAK.EQ.6) THEN
* ISOTROPIC STREAMING MODEL (ECCO).
IF(.NOT.C_ASSOCIATED(JPSTR)) THEN
CALL XABORT('FLUDBV: MISSING STREAMING INFO(1).')
ELSE IF(LEAKSW) THEN
CALL XABORT('FLUDBV: ECCO OPTION FORBIDDEN.')
ENDIF
DO 95 IGR=1,NGRP
IF(NPSYS(IGR).NE.0) THEN
BB=B2(4)
DO 90 IR=1,NREG
IND=KEYFLX(IR,1)
SOURCE(IND,IGR)=SOURCE(IND,IGR)-BB*FLUOLD(NUNKNO/2+IND,IGR)
90 CONTINUE
ENDIF
95 CONTINUE
IF(IPRT.GE.3) WRITE(IOUT,'(28H FLUDBV: FUNDAMENTAL FLUXES.)')
IDIR=0
CALL DOORFV(CDOOR,JPSYS,NPSYS,IPTRK,IFTRAK,IPRT,NGRP,NMAT,
1 IDIR,NREG,NUNKNO,IPHASE,LEXAC,MATCOD,VOL,KEYFLX,TITLE,
2 SOURCE(1,1),FUNKNO(1,1),IPMACR,IPSOU,REBFLG,FLUXC)
DO 130 IGR=1,NGRP
IF(NPSYS(IGR).NE.0) THEN
KPSTR=LCMGIL(JPSTR,IGR)
CALL LCMLEN(KPSTR,'DRAGON-TXSC',ILCTXS,ITYLCM)
ALLOCATE(SIGT0(0:ILCTXS-1))
CALL LCMGET(KPSTR,'DRAGON-TXSC',SIGT0(0))
ZNUM=0.0
ZDEN=0.0
DO 100 IR=1,NREG
IBM=MATCOD(IR)
IND=KEYFLX(IR,1)
ZNUM=ZNUM+SIGT0(IBM)*FUNKNO(IND,IGR)*VOL(IR)
ZDEN=ZDEN+FUNKNO(IND,IGR)*VOL(IR)
100 CONTINUE
DO 110 IR=1,NREG
IBM=MATCOD(IR)
IND=KEYFLX(IR,1)
SOURCE(NUNKNO/2+IND,IGR)=SOURCE(NUNKNO/2+IND,IGR)+
1 (1.0-GAMMA(IGR))*(ZNUM/ZDEN-SIGT0(IBM))*
2 FUNKNO(NUNKNO/2+IND,IGR)
110 CONTINUE
DEALLOCATE(SIGT0)
DO 120 IR=1,NREG
IND=KEYFLX(IR,1)
SOURCE(NUNKNO/2+IND,IGR)=(SOURCE(NUNKNO/2+IND,IGR)
1 +FUNKNO(IND,IGR)/3.0)/GAMMA(IGR)
120 CONTINUE
ENDIF
130 CONTINUE
IF(IPRT.GE.3) WRITE(IOUT,'(30H FLUDBV: FUNDAMENTAL CURRENTS.)')
ALLOCATE(SOURCE2((NUNKNO/2)*NGRP),FUNKNO2((NUNKNO/2)*NGRP))
IOF=0
DO 145 IGR=1,NGRP
DO 140 IND=1,NUNKNO/2
IOF=IOF+1
SOURCE2(IOF)=SOURCE(NUNKNO/2+IND,IGR)
FUNKNO2(IOF)=FUNKNO(NUNKNO/2+IND,IGR)
140 CONTINUE
145 CONTINUE
IDIR=0
CALL DOORFV(CDOOR,JPSTR,NPSYS,IPTRK,IFTRAK,IPRT,NGRP,NMAT,
1 IDIR,NREG,NUNKNO/2,IPHASE,LEXAC,MATCOD,VOL,KEYFLX,TITLE,
2 SOURCE2(1),FUNKNO2(1),IPMACR,IPSOU,REBFLG,FLUXC)
IOF=0
DO 155 IGR=1,NGRP
DO 150 IND=1,NUNKNO/2
IOF=IOF+1
SOURCE(NUNKNO/2+IND,IGR)=SOURCE2(IOF)
FUNKNO(NUNKNO/2+IND,IGR)=FUNKNO2(IOF)
150 CONTINUE
155 CONTINUE
DEALLOCATE(FUNKNO2,SOURCE2)
ELSE IF((MOD(ILEAK,10).EQ.7).AND.(IPHASE.EQ.1)) THEN
* ----
* TIBERE ANISOTROPIC STREAMING MODEL FOR MOC.
* ----
IF(.NOT.C_ASSOCIATED(JPSTR)) THEN
CALL XABORT('FLUDBV: MISSING STREAMING INFO(2).')
ELSE IF(LEAKSW) THEN
CALL XABORT('FLUDBV: TIBERE OPTION FORBIDDEN.')
ENDIF
* ADD SOURCES FOR FLUX EQUATION
DO IGR=1,NGRP
IF(NPSYS(IGR).NE.0) THEN
IF((B2(1).NE.0.0).AND.(B2(2).NE.0.0).AND.
1 (B2(3).NE.0.0)) THEN
S=0.0
DO IR=1,NREG
IND=KEYFLX(IR,1)
INDC(1)=3*NUNKNO/8+IND
INDC(2)=5*NUNKNO/8+IND
INDC(3)=7*NUNKNO/8+IND
SOURCE(IND,IGR)=SOURCE(IND,IGR)-(B2(1)
1 *FLUOLD(INDC(1),IGR)+B2(2)*FLUOLD(INDC(2),IGR)+
2 B2(3)*FLUOLD(INDC(3),IGR))
ENDDO
ENDIF
ENDIF
ENDDO
IF(IPRT.GE.3) WRITE(IOUT,'(28H FLUDBV: FUNDAMENTAL FLUXES.)')
IDIR=0
NUNKNO4=NUNKNO/4
ALLOCATE(SOURCE2(NUNKNO4*NGRP),FUNKNO2(NUNKNO4*NGRP))
IOF=0
DO IGR=1,NGRP
DO IND=1,NUNKNO4
IOF=IOF+1
SOURCE2(IOF)=SOURCE(IND,IGR)
FUNKNO2(IOF)=FUNKNO(IND,IGR)
ENDDO
ENDDO
CALL DOORFV(CDOOR,JPSYS,NPSYS,IPTRK,IFTRAK,IPRT,NGRP,NMAT,
1 IDIR,NREG,NUNKNO4,IPHASE,LEXAC,MATCOD,VOL,KEYFLX,TITLE,
2 SOURCE2(1),FUNKNO2(1),IPMACR,IPSOU,REBFLG,FLUXC)
IOF=0
DO IGR=1,NGRP
DO IND=1,NUNKNO4
IOF=IOF+1
SOURCE(IND,IGR)=SOURCE2(IOF)
FUNKNO(IND,IGR)=FUNKNO2(IOF)
ENDDO
ENDDO
DEALLOCATE(FUNKNO2,SOURCE2)
* ADD SOURCES FOR CURRENT EQUATIONS
DO IGR=1,NGRP
IF(NPSYS(IGR).NE.0) THEN
KPSTR=LCMGIL(JPSTR,IGR)
CALL LCMLEN(KPSTR,'DRAGON-TXSC',ILCTXS,ITYLCM)
ALLOCATE(SIGT0(0:ILCTXS-1))
CALL LCMGET(KPSTR,'DRAGON-TXSC',SIGT0(0))
ZNUM=0.0
ZDEN=0.0
DO IR=1,NREG
IBM=MATCOD(IR)
IND=KEYFLX(IR,1)
ZNUM=ZNUM+SIGT0(IBM)*FUNKNO(IND,IGR)*VOL(IR)
ZDEN=ZDEN+FUNKNO(IND,IGR)*VOL(IR)
ENDDO
DO IR=1,NREG
IBM=MATCOD(IR)
INDD(1)=NUNKNO/4+KEYFLX(IR,1)
INDD(2)=NUNKNO/2+KEYFLX(IR,1)
INDD(3)=3*NUNKNO/4+KEYFLX(IR,1)
DO IDIR=1,3
SOURCE(INDD(IDIR),IGR)=SOURCE(INDD(IDIR),IGR)+
1 (1.0-GAMMA(IGR))*(ZNUM/ZDEN-SIGT0(IBM))*
2 FUNKNO(INDD(IDIR),IGR)
ENDDO
ENDDO
DO IR=1,NREG
INDD(1)=NUNKNO/4+KEYFLX(IR,1)
INDD(2)=NUNKNO/2+KEYFLX(IR,1)
INDD(3)=3*NUNKNO/4+KEYFLX(IR,1)
DO IDIR=1,3
SOURCE(INDD(IDIR),IGR)=(SOURCE(INDD(IDIR),IGR)
1 +FUNKNO(KEYFLX(IR,1),IGR)/3.0)/GAMMA(IGR)
ENDDO
ENDDO
DEALLOCATE(SIGT0)
ENDIF
ENDDO
DO IDIR=1,3
IF(IPRT.GE.3)
> WRITE(IOUT,'(30H FLUDBV: FUNDAMENTAL CURRENTS.)')
IF(IDIR.EQ.1) WRITE(6,*)'FUNDAMENTAL CURRENT X '
IF(IDIR.EQ.2) WRITE(6,*)'FUNDAMENTAL CURRENT Y '
IF(IDIR.EQ.3) WRITE(6,*)'FUNDAMENTAL CURRENT Z '
NUNKNO4=NUNKNO/4
ALLOCATE(SOURCE2(NUNKNO4*NGRP),FUNKNO2(NUNKNO4*NGRP))
IOF=0
DO IGR=1,NGRP
DO IND=1,NUNKNO4
INDB(1)=NUNKNO/4+IND
INDB(2)=NUNKNO/2+IND
INDB(3)=3*NUNKNO/4+IND
IOF=IOF+1
SOURCE2(IOF)=SOURCE(INDB(IDIR),IGR)
FUNKNO2(IOF)=FUNKNO(INDB(IDIR),IGR)
ENDDO
ENDDO
CALL DOORFV(CDOOR,JPSTR,NPSYS,IPTRK,IFTRAK,IPRT,NGRP,NMAT,
1 IDIR,NREG,NUNKNO4,IPHASE,LEXAC,MATCOD,VOL,KEYFLX,TITLE,
2 SOURCE2(1),FUNKNO2(1),IPMACR,IPSOU,REBFLG,FLUXC)
IOF=0
DO IGR=1,NGRP
DO IND=1,NUNKNO4
INDB(1)=NUNKNO/4+IND
INDB(2)=NUNKNO/2+IND
INDB(3)=3*NUNKNO/4+IND
IOF=IOF+1
SOURCE(INDB(IDIR),IGR)=SOURCE2(IOF)
FUNKNO(INDB(IDIR),IGR)=FUNKNO2(IOF)
ENDDO
ENDDO
DEALLOCATE(FUNKNO2,SOURCE2)
ENDDO
ELSE IF((MOD(ILEAK,10).EQ.7).AND.(IPHASE.EQ.2)) THEN
* ----
* TIBERE ANISOTROPIC STREAMING MODEL FOR PIJ.
* ----
INDD(1)=NUNKNO/4
INDD(2)=NUNKNO/2
INDD(3)=3*NUNKNO/4
NUN4=NUNKNO/4
ALLOCATE(PP(NREG*NREG))
DO 210 IGR=1,NGRP
IF(NPSYS(IGR).NE.0) THEN
KPSYS=LCMGIL(JPSYS,IGR)
DO 200 IDIR=1,3
IF(B2(IDIR).NE.0.0) THEN
WRITE(TEXT12,'(6HDRAGON,I1,5HP*SCT)') IDIR
CALL LCMGET(KPSYS,TEXT12,PP)
DO 190 IR=1,NREG
IND=KEYFLX(IR,1)
S=0.0
DO 180 JREG=1,NREG
JND=KEYFLX(JREG,1)
S=S+FLUOLD(INDD(IDIR)+JND,IGR)*PP((JREG-1)*NREG+IR)
180 CONTINUE
SOURCE(IND,IGR)=SOURCE(IND,IGR)-B2(IDIR)*S
190 CONTINUE
ENDIF
200 CONTINUE
ENDIF
210 CONTINUE
DEALLOCATE(PP)
IDIR=0
CALL DOORFV(CDOOR,JPSYS,NPSYS,IPTRK,IFTRAK,IPRT,NGRP,NMAT,
1 IDIR,NREG,NUNKNO,IPHASE,LEXAC,MATCOD,VOL,KEYFLX,TITLE,
2 SOURCE(1,1),FUNKNO(1,1),IPMACR,IPSOU,REBFLG,FLUXC)
DO 260 IDIR=1,3
DO 250 IGR=1,NGRP
IF(NPSYS(IGR).NE.0) THEN
ZNUM=0.0
ZDEN=0.0
DO 220 IR=1,NREG
IBM=MATCOD(IR)
IND=KEYFLX(IR,1)
ZNUM=ZNUM+XSTRC(IBM,IGR)*FLUOLD(IND,IGR)*VOL(IR)
ZDEN=ZDEN+FLUOLD(IND,IGR)*VOL(IR)
220 CONTINUE
DO 230 IR=1,NREG
IBM=MATCOD(IR)
IND=KEYFLX(IR,1)
IND2=INDD(IDIR)+IND
SOURCE(IND2,IGR)=SOURCE(IND2,IGR)+(1.0-GAMMA(IGR))*
1 (ZNUM/ZDEN-XSTRC(IBM,IGR))*FLUOLD(IND2,IGR)
230 CONTINUE
DO 240 IND=1,NUN4
IND2=INDD(IDIR)+IND
SOURCE(IND2,IGR)=(SOURCE(IND2,IGR)+FUNKNO(IND,IGR)/3.0)/
1 GAMMA(IGR)
240 CONTINUE
ENDIF
250 CONTINUE
CALL DOORFV(CDOOR,JPSYS,NPSYS,IPTRK,IFTRAK,IPRT,NGRP,
1 NMAT,IDIR,NREG,NUNKNO,IPHASE,LEXAC,MATCOD,VOL,KEYFLX,
2 TITLE,SOURCE(INDD(IDIR)+1,1),FUNKNO(INDD(IDIR)+1,1),
3 IPMACR,IPSOU,REBFLG,FLUXC)
260 CONTINUE
ELSE
CALL XABORT('FLUDBV: TYPE OF LEAKAGE NOT IMPLEMENTED.')
ENDIF
*----
* COMPUTE DB2 PARAMETER CORRESPONDING TO ACTUAL LEAKAGE
*----
IF((IPRT.GT.10).AND.(.NOT.LEAKSW)) THEN
NUN=NUNKNO
IF(ILEAK.EQ.6) NUN=NUNKNO/2
IF(ILEAK.GE.7) NUN=NUNKNO/4
DO 280 IGR=1,NGRP
IF(NPSYS(IGR).EQ.0) GO TO 280
ZNUM=0.0
ZDEN=0.0
DO 265 IR=1,NREG
IND=KEYFLX(IR,1)
SSS=XSTRC(MATCOD(IR),IGR)-XSDIA(MATCOD(IR),0,IGR)
ZNUM=ZNUM+VOL(IR)*(SUNKNO(IND,IGR)-SSS*FUNKNO(IND,IGR))
ZDEN=ZDEN+VOL(IR)*FUNKNO(IND,IGR)
265 CONTINUE
DB2NEW=0.0
IF(ZDEN.GT.0.0) DB2NEW=ZNUM/ZDEN
DB2OLD=0.0
VOLTOT=0.0
DO 270 IR=1,NREG
INM=IMERG(IR)
IF(INM.EQ.0) GO TO 270
DB2OLD=DB2OLD+DIFHET(INM,IGR)*B2(4)*VOL(IR)
VOLTOT=VOLTOT+VOL(IR)
270 CONTINUE
DB2OLD=DB2OLD/VOLTOT
WRITE(IOUT,'(15H FLUDBV: GROUP=,I5,24H DB2 LEAKAGE PARAMETER F,
> 12HROM DIFFON =,1P,E13.4/26X,30HACTUAL DB2 LEAKAGE PARAMETER =,
> E13.4)') IGR,DB2OLD,DB2NEW
280 CONTINUE
ENDIF
SUNKNO(:NUNKNO,:NGRP)=SOURCE(:NUNKNO,:NGRP)
*----
* SCRATCH STORAGE DEALLOCATION
*----
DEALLOCATE(SOURCE)
RETURN
END
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