*DECK NXTPHT SUBROUTINE NXTPHT(IPRINT,NDIM ,IDIRC ,MXMESH,MAXSUR,MAXREG, > MESH ,DAMESH,NPIN ,ITPIN ,DPIN , > NBSUR ,NBREG ,INDXSR,SURVOL,POSTRI) * *---------- * *Purpose: * Remove from the volumes or surfaces * associated with a hexagonal 2-D or 3-D geometry * the volumes or surfaces of the overlapping pins. * *Copyright: * Copyright (C) 2010 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 * IPRINT print level. * NDIM dimension of problem. * IDIRC the direction of the first axis of a Cartesian geometry * assuming the axis are in a cyclic rotation. * MXMESH maximum number of spatial subdivision in * $X$, $Y$ and $Z$. * MAXSUR maximum number of surfaces in the geometry. * MAXREG maximum number of regions in the geometry. * MESH effective number of spatial subdivision in * each direction ($X$, $Y$ and $Z$). * DAMESH spatial description of the Cartesian geometry. * NPIN number of pins to superimpose on geometry. * ITPIN type of pin. * DPIN pin location and dimensions. * NBSUR number of surfaces in the geometry. * NBREG final number of non void regions in the geometry. * POSTRI triangle position: * POSTRI(1,*,*,*) is X position; * POSTRI(2,*,*,*) is Y position; * POSTRI(*,1,*,*) is location of first corner; * POSTRI(*,2,*,*) is location of second corner; * POSTRI(*,3,*,*) is location of third corner; * POSTRI(*,*,i,j) is location of triangle i in cector j. * *Parameters: input/output * INDXSR local indexing of regions. * SURVOL volume of regions. * *Comments: * 1- Contents of IDIRC: * IDIRC axes in 1-D axes in 2-D axes in 3-D * 1 x (x,y) (x,y,z) * 2 y (y,z) (y,z,x) * 3 z (z,x) (z,x,y) * 2- Contents of the DAMESH array: * hexagonal mesh is DAMESH(i,1) for i=0,MESH(1); * mesh in $Z$ is z(k)=DAMESH(k,3) for k=0,MESH(3); * 3- Contents of the DPIN array for pin IPIN: * -> annular pin * ->annular regions in the $X-Y$ plane * centre (x,y,z)=(DPIN(0,IPIN)*COS(DPIN(-1,IPIN)) * DPIN(0,IPIN)*SIN(DPIN(-1,IPIN)),0.0D0) * outer pin radius r=DPIN(4,IPIN) * pin height dz(iz)=DPIN(3,IPIN) * 4- Contents of the INDXSR array: * For i>0 * INDXSR(1,i)= iu is the $U$ location of region i * INDXSR(2,i)= iv is the $V$ location of region i * INDXSR(3,i)= iz is the $Z$ location of region i * INDXSR(4,i)= ir is the $R$ location of region i * INDXSR(5,i)= iw is the $W$ location of region i * For i<0 * INDXSR(1,i)= iu is the $U$ location of surface i * INDXSR(2,i)= iv is the $V$ location of surface i * INDXSR(3,i)= iz is the $Z$ location of surface i * INDXSR(4,i)= ir is the $R$ location of surface i * INDXSR(5,i)= iw is the $W$ location of surface i * with INDXSR(n,i)=-1 for surface associated with * location 0 in direction n. * with INDXSR(n,i)=-2 for surface associated with * location MESH(n) in direction n. * Note that for radial regions INDXSR(n,i)=-1 does not * exists. *---------- * IMPLICIT NONE *---- * Subroutine arguments *---- INTEGER IPRINT,NDIM,IDIRC,MXMESH,MAXSUR,MAXREG INTEGER MESH(4) DOUBLE PRECISION DAMESH(-1:MXMESH,4) INTEGER NPIN,ITPIN(3,NPIN) DOUBLE PRECISION DPIN(-1:4,NPIN) INTEGER NBSUR,NBREG,INDXSR(5,-MAXSUR:MAXREG) DOUBLE PRECISION SURVOL(-MAXSUR:MAXREG) DOUBLE PRECISION POSTRI(2,3,MXMESH*MXMESH,6) *---- * Local parameters *---- INTEGER IOUT CHARACTER NAMSBR*6 PARAMETER (IOUT=6,NAMSBR='NXTPHT') INTEGER MAXDIM PARAMETER (MAXDIM=4) DOUBLE PRECISION DCUTOF PARAMETER (DCUTOF=1.0D-8) DOUBLE PRECISION DZERO,DTWO PARAMETER (DZERO=0.0D0,DTWO=2.0D0) *---- * Functions *---- DOUBLE PRECISION XDRCST,PI INTEGER NXTITA INTEGER ITYITA DOUBLE PRECISION VOLINT *---- * Local variables *---- INTEGER NX,NZ,NRTP,NRP,NSTP,NSP,ISBOT,ISTOP,NRTPP,NRTPS, > NRP1,IZ,IR,ISECT,IPIN,ISUR,IVOL DOUBLE PRECISION ZB,ZT,VOLPIN,PPRMIN,PPRMAX,PPPMIN,PPPMAX,DPP DOUBLE PRECISION POSPIN(0:2) *---- * Prepare loops over spatial directions as a function * of IDIRC and NDIM. *---- PI=XDRCST('Pi',' ') NX=MESH(1) NZ=MESH(3) NRTP=NX**2 NRP=6*NRTP NSTP=2*NX-1 NSP=6*NSTP NRP1=1 NRTPP=NRP*NRP1 NRTPS=NRTP*NRP1 ZB=0.0D0 ZT=0.0D0 IF(NZ .EQ. 0) THEN ISBOT=0 ISTOP=0 ELSE ISBOT=-NSP*NZ ISTOP=ISBOT-NRP ENDIF * write(6,*) 'MXMESH,MAXSUR,MAXREG',MXMESH,MAXSUR,MAXREG *---- * Print mesh if required *---- IF(IPRINT .GE. 100) THEN WRITE(IOUT,6000) NAMSBR WRITE(IOUT,6010) NX,NZ WRITE(IOUT,6011) 'MESHH =' WRITE(IOUT,6012) (DAMESH(IR,1),IR=-1,2*NX) IF(NZ .GT. 0) THEN WRITE(IOUT,6011) 'MESHZ =' WRITE(IOUT,6012) (DAMESH(IZ,3),IZ=-1,NZ) ENDIF *---- * Pin description *---- DO 610 IPIN=1,NPIN WRITE(IOUT,6017) 'PinTyp',IPIN,ITPIN(3,IPIN) IF(ITPIN(3,IPIN) .EQ. 3) THEN WRITE(IOUT,6019) 'PinCXY',IPIN, > DPIN(0,IPIN)*COS(DPIN(-1,IPIN)), > DPIN(0,IPIN)*SIN(DPIN(-1,IPIN)) WRITE(IOUT,6018) 'PinRad',IPIN,DPIN(4,IPIN) ENDIF IF(NDIM .EQ. 3) THEN WRITE(IOUT,6019) 'PinPoZ',IPIN, > DAMESH(-1,3)-DPIN(3,IPIN)/DTWO, > DAMESH(-1,3)+DPIN(3,IPIN)/DTWO ENDIF 610 CONTINUE ENDIF IF(IDIRC .NE. 1) CALL XABORT(NAMSBR// >': Only z-directed pins permitted in hexagons') *---- * Loop over pins *---- DO IPIN=1,NPIN *---- * For 3-D problem, * Find pin bottom (ZB) and top (ZT) z location. *---- IF(NDIM .EQ. 3) THEN ZB=DAMESH(-1,3)-DPIN(3,IPIN)/DTWO ZT=ZB+DPIN(3,IPIN) ENDIF *---- * Annular pin properties *---- POSPIN(0)=DPIN(4,IPIN) POSPIN(1)=DPIN(0,IPIN)*COS(DPIN(-1,IPIN)) POSPIN(2)=DPIN(0,IPIN)*SIN(DPIN(-1,IPIN)) VOLPIN=PI*POSPIN(0)*POSPIN(0) *---- * 1- Loop over sectors *---- DO ISECT=1,6 *---- * Loop over region in sector *---- DO IR=1,NRTP * write(6,*) 'ANALYSE IPIN,ISECT,IR', IPIN,ISECT,IR ITYITA=NXTITA(POSTRI(1,1,IR,ISECT),POSPIN,VOLINT) IF(ITYITA .NE. 0) THEN VOLPIN=VOLPIN-VOLINT IF(IPRINT .GE. 100) THEN WRITE(IOUT,6022) IPIN,ISECT,IR,ITYITA,VOLINT,VOLPIN ENDIF *---- * There is an intersection possible between the pin and * the triangle. * 1- Look for botton and top surface in 3-D *---- IF(NDIM .EQ. 3) THEN IF(ZB .LE. DAMESH(0,3) .AND. > ZT .GE. DAMESH(0,3)) THEN *---- * Remove area contribution from bottom surface *---- ISUR=ISBOT-(ISECT-1)*NRTPS-IR SURVOL(ISUR)=SURVOL(ISUR)-VOLINT ENDIF IF(ZB .LE. DAMESH(MESH(3),3) .AND. > ZT .GE. DAMESH(MESH(3),3)) THEN *---- * Remove area contribution from top surface *---- ISUR=ISTOP-(ISECT-1)*NRTPS-IR SURVOL(ISUR)=SURVOL(ISUR)-VOLINT ENDIF PPPMIN=ZB PPPMAX=PPPMIN+DPIN(3,IPIN) DO IZ=1,MESH(3) PPRMIN=MAX(DAMESH(IZ-1,3),PPPMIN) PPRMAX=MIN(DAMESH(IZ,3),PPPMAX) IF(PPRMIN .LT. PPRMAX) THEN DPP=VOLINT*(PPRMAX-PPRMIN) IVOL=(IZ-1)*NRTPP+(ISECT-1)*NRTPS+IR*NRP1 SURVOL(IVOL)=SURVOL(IVOL)-DPP ENDIF ENDDO ELSE IVOL=(ISECT-1)*NRTPS+IR*NRP1 * WRITE(IOUT,'(A12,3I10,3F20.10)') 'Volume id', * >ISECT,IR,(ISECT-1)*NRTPS+IR*NRP1,SURVOL(IVOL),VOLINT, * >SURVOL(IVOL)-VOLINT SURVOL(IVOL)=SURVOL(IVOL)-VOLINT ENDIF ENDIF *---- * If pin all extracted, go to next pin *---- IF(VOLPIN .LE. DZERO) GO TO 115 ENDDO ENDDO 115 CONTINUE ENDDO *---- * Test for negative surface area and volumes *---- DO ISUR=1,NBSUR IF(SURVOL(-ISUR) .LT. -DCUTOF) THEN WRITE(IOUT,9000) NAMSBR,-ISUR WRITE(IOUT,9002) (INDXSR(IR,-ISUR),IR=1,5),SURVOL(-ISUR) CALL XABORT(NAMSBR// > ': Region with negative surface area detected') ELSE IF(SURVOL(-ISUR) .LT. DCUTOF) THEN SURVOL(-ISUR)=DZERO ENDIF ENDDO DO IVOL=1,NBREG IF(SURVOL(IVOL) .LT. -DCUTOF) THEN WRITE(IOUT,9001) NAMSBR,IVOL WRITE(IOUT,9002) (INDXSR(IR,IVOL),IR=1,5),SURVOL(IVOL) CALL XABORT(NAMSBR// > ': Region with negative volume detected') ELSE IF(SURVOL(IVOL) .LT. DCUTOF) THEN SURVOL(IVOL)=DZERO ENDIF ENDDO *---- * Print volumes if required *---- IF(IPRINT .GE. 100) THEN WRITE(IOUT,6002) 'SurVol' WRITE(IOUT,6005) (IVOL,(INDXSR(IR,IVOL),IR=1,5),SURVOL(IVOL), > IVOL=-NBSUR,NBREG) WRITE(IOUT,6003) WRITE(IOUT,6001) NAMSBR ENDIF RETURN *---- * Output formats *---- 6000 FORMAT('(* Output from --',A6,'-- follows ') 6001 FORMAT(' Output from --',A6,'-- completed *)') 6002 FORMAT(A12,'={') 6003 FORMAT('};') 6005 FORMAT((6(I10,','),F20.10,:,',')) 6010 FORMAT(1X,'MESH DIMENSIONS =',2I10) 6011 FORMAT(1X,A7) 6012 FORMAT(5F20.10) 6017 FORMAT(A6,I4.4,'=',I10,';') 6018 FORMAT(A6,I4.4,'=',F20.10,';') 6019 FORMAT(A6,I4.4,'={',F20.10,',',F20.10,'};') 6022 FORMAT('Pin =',I10,' Sector = ',I10,' Region = ',I10, > ' Intersection =',I10, > ' Volume of intersection= ',F20.10, > ' Volume remaining= ',F20.10) *---- * Error and Warning formats *---- 9000 FORMAT('**** ERROR in -- ',A6,'-- found'/ > ' Area of region ',I5,' is negative') 9001 FORMAT('**** ERROR in -- ',A6,'-- found'/ > ' Volume of region ',I5,' is negative') 9002 FORMAT(5I10,F20.10) END