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*DECK EPCRMA
SUBROUTINE EPCRMA(IPMIC,IPRINT,NGR,NXS,NCV,NMIXT,NIFISS,IMIX,
> ISOF,ITOTL,ISCAT,NAMDXS,DENSI,ICOV,COV,DRVAR,
> XSREC,XSMAC,VAR,VAROLD,RST)
*
*-----------------------------------------------------------------------
*
*Purpose:
* Add contribution of random error distribution to MACROLIB.
*
*Copyright:
* Copyright (C) 2009 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):
* G. Marleau
*
*Parameters: input
* IPMIC pointer to microlib.
* IPRINT print level.
* NGR number of groups.
* NXS number of cross section types on EPC.
* NCV maximum dimension of symmetrized covariance matrix.
* NMIXT number of MIXTURES on MICROLIB.
* NIFISS number of fissiles isotopes on MICROLIB.
* IMIX mixture containing isotope.
* ISOF fissile isotope number on MACROLIB.
* ITOTL position of total XS in NAMDXS.
* ISCAT position of scattering XS in NAMDXS.
* NAMDXS names of XS.
* DENSI isotope density.
* COV variance and covariance matrix.
* ICOV variance and covariance index.
* DRVAR random distribution (width=1.).
* XSREC microscopic vector XS.
*
*Parameters: input/output
* XSMAC macroscopic vector XS contribution.
* VAR multigroup variance.
* VAROLD multigroup variance from previous correction.
* RST ratio of scattering over total XS.
*
*-----------------------------------------------------------------------
*
USE GANLIB
IMPLICIT NONE
*----
* Subroutine arguments
*----
TYPE(C_PTR) IPMIC
INTEGER IPRINT,NGR,NXS,NCV,NMIXT,NIFISS,IMIX,ISOF,ITOTL,
> ISCAT
CHARACTER*8 NAMDXS(NXS)
REAL DENSI
INTEGER ICOV(NGR,NXS)
REAL COV(NCV,NXS)
DOUBLE PRECISION DRVAR(NGR,NXS)
REAL XSREC(NGR,NXS),
> XSMAC(NGR,NXS,NMIXT,NIFISS),VAR(NGR),
> VAROLD(NGR),RST(NGR)
*----
* Local parameters
*----
INTEGER IOUT
CHARACTER NAMSBR*6
PARAMETER (IOUT=6,NAMSBR='EPCRMA')
*----
* Local variables
*----
INTEGER IPRTL,IXS,IGR,ILOC,IDR,ILCMLN,ILCMTY
INTEGER KTOPT,ILOCS
DOUBLE PRECISION CTOTL,CSCAT,CABS
*----
* Write header
*----
IPRTL=IPRINT
IF(IPRTL .GE. 10) THEN
WRITE(IOUT,6000) NAMSBR
ENDIF
*----
* Two options :
* KTOPT = 0 : Scattering and total are independent
* KTOPT = 1 : RST is scattering over total XS ratio
* KTOPT = 2 : RST is absorption XS
*----
KTOPT=2
IF(KTOPT .EQ. 1) THEN
DO IGR=1,NGR
RST(IGR)=XSREC(IGR,ISCAT)/XSREC(IGR,ITOTL)
ENDDO
ELSE IF(KTOPT .EQ. 2) THEN
DO IGR=1,NGR
RST(IGR)=XSREC(IGR,ITOTL)-XSREC(IGR,ISCAT)
* write(6,'(1X,I5,1P,3E15.7)')
* > IGR,XSREC(IGR,ITOTL),XSREC(IGR,ISCAT),RST(IGR)
ENDDO
ELSE
RST(:NGR)=0.0
ENDIF
*----
* Process all vector cross section types
*----
DO IXS=1,NXS
ILOC=1
ILOCS=1
IF(NAMDXS(IXS) .EQ. 'NUSIGF') THEN
* write(6,*) NAMDXS(IXS)
IF(ISOF .GT. 0) THEN
CALL LCMLEN(IPMIC,NAMDXS(IXS),ILCMLN,ILCMTY)
IF(ILCMLN .EQ. NGR) THEN
CALL LCMGET(IPMIC,NAMDXS(IXS),VAROLD)
ELSE
VAROLD(:NGR)=0.0
ENDIF
IDR=ISOF
DO IGR=1,NGR
VAR(IGR)=REAL(COV(ILOC,IXS)*XSREC(IGR,IXS)*DRVAR(IGR,IXS))
IF(ABS(VAR(IGR))/ABS(XSREC(IGR,IXS)) .GT. 1.0) THEN
WRITE(IOUT,*) 'VAR ',NAMDXS(IXS),IMIX,ISOF,IGR,
> VAR(IGR),XSREC(IGR,IXS),COV(ILOC,IXS),DRVAR(IGR,IXS)
ELSE
XSMAC(IGR,IXS,IMIX,IDR)=XSMAC(IGR,IXS,IMIX,IDR)+
> DENSI*(VAR(IGR)-VAROLD(IGR))
ENDIF
ILOC=ILOC+ICOV(IGR,IXS)
ENDDO
IF(IPRTL .GE. 10) THEN
WRITE(IOUT,*) 'VAR ',NAMDXS(IXS),IMIX,ISOF
WRITE(IOUT,6010) (VAR(IGR),IGR=1,NGR)
WRITE(IOUT,*) 'VAROLD ',NAMDXS(IXS),IMIX,ISOF
WRITE(IOUT,6010) (VAROLD(IGR),IGR=1,NGR)
ENDIF
CALL LCMPUT(IPMIC,NAMDXS(IXS),NGR,2,VAR)
ENDIF
ELSE IF(IXS .EQ. ITOTL) THEN
* write(6,*) NAMDXS(IXS)
IDR=1
CALL LCMLEN(IPMIC,NAMDXS(IXS),ILCMLN,ILCMTY)
IF(ILCMLN .EQ. NGR) THEN
CALL LCMGET(IPMIC,NAMDXS(IXS),VAROLD)
ELSE
VAROLD(:NGR)=0
ENDIF
IF(KTOPT .EQ. 1) THEN
*----
* Assume the perturbation term comes from scattering with a contribution
* proportional to RST and from total with a contribution
* proportional to (1-RST)
*----
DO IGR=1,NGR
CTOTL=COV(ILOC,ITOTL)*XSREC(IGR,ITOTL)*DRVAR(IGR,ITOTL)
CSCAT=COV(ILOCS,ISCAT)*XSREC(IGR,ISCAT)*DRVAR(IGR,ISCAT)
VAR(IGR)=REAL((1.-RST(IGR))*CTOTL+RST(IGR)*CSCAT)
* write(6,'(1X,I5,1P,6E15.7)')
* > IGR,XSREC(IGR,ITOTL),XSREC(IGR,ISCAT),RST(IGR),
* > VAR(IGR),CTOTL,CSCAT
IF(ABS(VAR(IGR))/ABS(XSREC(IGR,IXS)) .GT. 1.0) THEN
WRITE(IOUT,*) 'VAR ',NAMDXS(IXS),IMIX,ISOF,IGR,
> VAR(IGR),XSREC(IGR,IXS),COV(ILOC,IXS),DRVAR(IGR,IXS)
ELSE
XSMAC(IGR,IXS,IMIX,IDR)=XSMAC(IGR,IXS,IMIX,IDR)+
> DENSI*(VAR(IGR)-VAROLD(IGR))
ENDIF
ILOC=ILOC+ICOV(IGR,IXS)
ILOCS=ILOCS+ICOV(IGR,ISCAT)
ENDDO
ELSE IF(KTOPT .EQ. 2) THEN
*----
* Assume the perturbation term comes from scattering and absorption
*----
DO IGR=1,NGR
CABS=COV(ILOC,ITOTL)*RST(IGR)*DRVAR(IGR,ITOTL)
CTOTL=COV(ILOC,ITOTL)*XSREC(IGR,ITOTL)*DRVAR(IGR,ITOTL)
CSCAT=COV(ILOCS,ISCAT)*XSREC(IGR,ISCAT)*DRVAR(IGR,ISCAT)
VAR(IGR)=REAL(CABS+CSCAT)
* write(6,'(1X,I5,1P,7E15.7)')
* > IGR,XSREC(IGR,ITOTL),XSREC(IGR,ISCAT),RST(IGR),
* > VAR(IGR),CABS,CSCAT,CTOTL
IF(ABS(VAR(IGR))/ABS(XSREC(IGR,IXS)) .GT. 1.0) THEN
WRITE(IOUT,*) 'VAR ',NAMDXS(IXS),IMIX,ISOF,IGR,
> VAR(IGR),XSREC(IGR,IXS),COV(ILOC,IXS),DRVAR(IGR,IXS)
ELSE
XSMAC(IGR,IXS,IMIX,IDR)=XSMAC(IGR,IXS,IMIX,IDR)+
> DENSI*(VAR(IGR)-VAROLD(IGR))
ENDIF
ILOC=ILOC+ICOV(IGR,IXS)
ILOCS=ILOCS+ICOV(IGR,ISCAT)
ENDDO
ELSE
*----
* Assume total and scattering are independant
*----
DO IGR=1,NGR
CTOTL=COV(ILOC,ITOTL)*XSREC(IGR,ITOTL)*DRVAR(IGR,ITOTL)
VAR(IGR)=REAL(CTOTL)
* write(6,'(1X,I5,1P,6E15.7)')
* > IGR,XSREC(IGR,ITOTL),XSREC(IGR,ISCAT),RST(IGR),
* > VAR(IGR)
IF(ABS(VAR(IGR))/ABS(XSREC(IGR,IXS)) .GT. 1.0) THEN
WRITE(IOUT,*) 'VAR ',NAMDXS(IXS),IMIX,ISOF,IGR,
> VAR(IGR),XSREC(IGR,IXS),COV(ILOC,IXS),DRVAR(IGR,IXS)
ELSE
XSMAC(IGR,IXS,IMIX,IDR)=XSMAC(IGR,IXS,IMIX,IDR)+
> DENSI*(VAR(IGR)-VAROLD(IGR))
ENDIF
ILOC=ILOC+ICOV(IGR,IXS)
ENDDO
ENDIF
IF(IPRTL .GE. 10) THEN
WRITE(IOUT,*) 'VAR ',NAMDXS(IXS),IMIX
WRITE(IOUT,6010) (VAR(IGR),IGR=1,NGR)
WRITE(IOUT,*) 'VAROLD ',NAMDXS(IXS),IMIX,ISOF
WRITE(IOUT,6010) (VAROLD(IGR),IGR=1,NGR)
ENDIF
CALL LCMPUT(IPMIC,NAMDXS(IXS),NGR,2,VAR)
ELSE
* write(6,*) NAMDXS(IXS)
IDR=1
CALL LCMLEN(IPMIC,NAMDXS(IXS),ILCMLN,ILCMTY)
IF(ILCMLN .EQ. NGR) THEN
CALL LCMGET(IPMIC,NAMDXS(IXS),VAROLD)
ELSE
VAROLD(:NGR)=0
ENDIF
DO IGR=1,NGR
VAR(IGR)=REAL(COV(ILOC,IXS)*XSREC(IGR,IXS)*DRVAR(IGR,IXS))
* write(6,'(1X,I5,1P,6E15.7)')
* > IGR,XSREC(IGR,ITOTL),XSREC(IGR,ISCAT),XSREC(IGR,IXS),VAR(IGR)
IF(ABS(VAR(IGR))/ABS(XSREC(IGR,IXS)) .GT. 1.0) THEN
WRITE(IOUT,*) 'VAR ',NAMDXS(IXS),IMIX,ISOF,IGR,
> VAR(IGR),XSREC(IGR,IXS),COV(ILOC,IXS),DRVAR(IGR,IXS)
ELSE
XSMAC(IGR,IXS,IMIX,IDR)=XSMAC(IGR,IXS,IMIX,IDR)+
> DENSI*(VAR(IGR)-VAROLD(IGR))
ENDIF
ILOC=ILOC+ICOV(IGR,IXS)
ENDDO
IF(IPRTL .GE. 10) THEN
WRITE(IOUT,*) 'VAR ',NAMDXS(IXS),IMIX
WRITE(IOUT,6010) (VAR(IGR),IGR=1,NGR)
WRITE(IOUT,*) 'VAROLD ',NAMDXS(IXS),IMIX,ISOF
WRITE(IOUT,6010) (VAROLD(IGR),IGR=1,NGR)
ENDIF
CALL LCMPUT(IPMIC,NAMDXS(IXS),NGR,2,VAR)
ENDIF
ENDDO
*----
* Print if required
*----
IF(IPRTL .GE. 10) THEN
DO IXS=1,NXS
IF(NAMDXS(IXS) .EQ. 'NUSIGF') THEN
IF(ISOF .GT. 0) THEN
WRITE(IOUT,*) 'MAC ',NAMDXS(IXS),IMIX,ISOF
WRITE(IOUT,6010) (XSMAC(IGR,IXS,IMIX,ISOF),IGR=1,NGR)
ENDIF
ELSE
WRITE(IOUT,*) 'MAC ',NAMDXS(IXS),IMIX
WRITE(IOUT,6010) (XSMAC(IGR,IXS,IMIX,1),IGR=1,NGR)
ENDIF
ENDDO
ENDIF
*----
* Write header and return
*----
IF(IPRTL .GE. 10) THEN
WRITE(IOUT,6001) NAMSBR
ENDIF
RETURN
*----
* Formats
*----
6000 FORMAT('(* Output from --',A6,'-- follows ')
6001 FORMAT(' Output from --',A6,'-- completed *)')
6010 FORMAT(1P,10E12.4,:,' ...')
END
|
