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*DECK AFMLOC
SUBROUTINE AFMLOC(NBURN,NTP,XBMAX,XBMIN,XBURN,MAX,MIN,COF,ILIN)
*
*-----------------------------------------------------------------------
*
*Purpose:
* Burnup localisation and interpolation
*
*Copyright:
* Copyright (C) 1996 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):
* M.T. Sissaoui
*
*Parameters: input
* NBURN total number of burnup steps.
* XBURN burnup steps dimemsion (NBURN).
* XBMAX higher burnup value.
* XBMIN lower burnup value.
*
*Parameters: output
* MAX maximum burnup number
* MIN minimum burnup number
* COF interpolation coefficient (Lagrange)
*
*Parameters:
* NTP
* MAX
* MIN
* ILIN
*
*---------------------------------------------------------------*
*
DIMENSION XBURN(NBURN),ELMT(3)
DOUBLE PRECISION COF(3),XCOF(1)
NTP=2
COF(1)=0.0D0
COF(2)=0.0D0
COF(3)=0.0D0
IF(XBMAX.EQ.XBMIN) NTP=1
IF(XBMAX.GT.XBURN(NBURN)) THEN
WRITE(6,100) XBMAX,XBURN(NBURN)
CALL XABORT('AFMLOC: THE HIGHER BURNUP VALUE IS BEYOND'
1 //' THE MAXIMUM BURNUP IN THE DATABASE')
ELSE IF(NBURN.EQ.1.AND.NTP.EQ.2) THEN
CALL XABORT('AFMLOC: TIME AVERAGE CALCULATION REQUIRE'
1 //' AT LEAST TWO IRRADIATIONS STEPS')
ELSE IF(NBURN.EQ.1.AND.NTP.EQ.1) THEN
COF(1)=1.0D0
MIN=1
MAX=1
ELSE IF(NBURN.EQ.2) THEN
MIN=1
MAX=2
IF(NTP.EQ.1) THEN
XIRAD=XBMIN
IF(ILIN.EQ.1) THEN
NTOX=-1
ELSE
NTOX=2
ENDIF
NELE=2
ELMT(1)=XBURN(1)
ELMT(2)=XBURN(2)
CALL LIBLEX(NELE,XIRAD,ELMT,NTOX,XCOF(1))
ENDIF
ELSE IF(NBURN.GE.3) THEN
DO 85 IV=1,NTP
IF(IV.EQ.1) THEN
XIRAD=XBMIN
ELSE
XIRAD=XBMAX
ENDIF
*
DO 80 I=2,NBURN
IF(XIRAD.GE.XBURN(I-1).AND.XIRAD.LE.XBURN(I)) THEN
IF(NTP.EQ.2) THEN
IF(IV.EQ.1) THEN
MIN=I-1
ELSE
IF(I+1.LE.NBURN) THEN
MAX=I+1
ELSE
MAX=I
ENDIF
ENDIF
ELSE
IF(I+1.LE.NBURN) THEN
MIN=I-1
MAX=I+1
ELSE
MIN=I-2
MAX=I
ENDIF
ENDIF
ENDIF
80 CONTINUE
85 CONTINUE
IF(NTP.EQ.1) THEN
IF(ILIN.EQ.1) THEN
NTOX=-1
ELSE
NTOX=3
ENDIF
NELE=3
ELMT(1)=XBURN(MAX-2)
ELMT(2)=XBURN(MAX-1)
ELMT(3)=XBURN(MAX)
CALL LIBLEX(NELE,XIRAD,ELMT,NTOX,COF(1))
ENDIF
ENDIF
RETURN
*
100 FORMAT(/30H AFMLOC: MAXIMUM BURNUP VALUE=,1P,E12.4/
1 9X,25HMAXIMUM TABULATED BURNUP=,E12.4)
END
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