Sources Esope | Cast3M

C COQ8MA    SOURCE    CHAT      05/01/12    22:22:09     5004
      SUBROUTINE COQ8MA (NBNO,RHOK,NBPGAU,ESP,EXCEN,WRK1,MINTE,MINTE2)
C
C       |--------------------------------------------------------------|
C       | NOUVELLE PROCEDURE DE CALCUL DE LA MATRICE DE MASSE          |
C       | AVEC UN ELEMENT DE COQUE A 8 NOEUDS                          |
C       |                                                              |
C       |                INSPIRE D'UNE ROUTINE PREEXISTANT DANS BILBO  |
C       |--------------------------------------------------------------|
C       |  ENTREES                                                     |
C       |    NBPGAU :  NOMBRE DE POINTS DE GAUSS.                      |
C       |    MINTE  :  FONCTIONS DE FORME AUX POINTS DE GAUSS          |
C       |    MINTE2 :  FONCTIONS DE FORME AUX NOEUDS                   |
C       |    RHOK   :  MASSE VOLUMIQUE.                                |
C       |    ESP    :  EPAISSEUR.                                      |
C       |    EXCEN  :  EXCENTREMENT.                                   |
C       |    NBNO   :  NOMBRE DE NOEUDS                                |
C       |--------------------------------------------------------------|
C
C
C
      IMPLICIT INTEGER(I-N)
      IMPLICIT REAL*8 (A-H,O-Z)
-INC     SMINTE
      SEGMENT WRK7
      REAL*8 XJI(3,3),TXR(3,3,NBNO),FINT(3,LRE),XJ(3,3),B(3,3)
      REAL*8 TH(NBNO),EXC(NBNO),H(NBNO)
      ENDSEGMENT
      SEGMENT/WRK1/(REL(LRE,LRE)*D,XE(3,NBNO)*D)
      SEGACT MINTE
      SEGACT WRK1*MOD
      LRE=6*NBNO
      SEGINI WRK7
      DO 5 I = 1,NBNO
      EXC(I)=EXCEN
    5 TH(I) = ESP
C
C     INITIALISATION DE LA MATRICE MASSE
C
      DO 10 I = 1,6*NBNO
      DO 10 J = 1,6*NBNO
      REL(I,J) = 0.D0
10    CONTINUE
*
*  CORRECTION RNUR  LE 12 / 9 / 90
*
      SEGACT MINTE2
      CALL CQ8LOC(XE,NBNO,MINTE2.SHPTOT,TXR,IRR)
      SEGDES MINTE2
*
      DO 80 LX = 1,NBPGAU
      E3 = DZEGAU(LX)
      WT = POIGAU (LX)
      DO 20 I=1,NBNO
 20   H(I)=SHPTOT(1,I,LX)
      CALL CQ8JCE(LX,NBNO,E3,XE,TH,EXC,TXR,SHPTOT,B,DET,IRR)
      FACT = WT*DET*RHOK
      DO 30 I = 1,3
      DO 30 J = 1,NBNO*6
   30 FINT(I,J) = 0.D0
      DO 60 J = 1,NBNO
      DO 40 I = 1,3
   40 XJI(I,I) = 0.D0
      XJI(1,2) = TXR(1,1,J)*TXR(2,2,J) - TXR(2,1,J)*TXR(1,2,J)
      XJI(1,3) = TXR(1,1,J)*TXR(3,2,J) - TXR(1,2,J)*TXR(3,1,J)
      XJI(2,3) = TXR(2,1,J)*TXR(3,2,J) - TXR(2,2,J)*TXR(3,1,J)
      DO 50 IK = 1,3
      DO 50 JK = IK,3
   50 XJI(JK,IK) = -XJI(IK,JK)
      J1 = (J-1)*6 + 1
      J2 = J1 + 1
      J3 = J2 + 1
      J4 = J3 + 1
      J5 = J4 + 1
      J6 = J5 + 1
      A1 = H(J)*(0.5*E3*ESP+EXCEN)
      FINT(1,J1) = H(J)
      FINT(1,J5) = A1*XJI(1,2)
      FINT(1,J6) = A1*XJI(1,3)
      FINT(2,J2) = FINT(1,J1)
      FINT(2,J4) = -FINT(1,J5)
      FINT(2,J6) = A1*XJI(2,3)
      FINT(3,J3) = FINT(1,J1)
      FINT(3,J4) = -FINT(1,J6)
   60 FINT(3,J5) = -FINT(2,J6)
      DO 70 I = 1,NBNO*6
      DO 70 J = I,NBNO*6
      DO 70 K = 1,3
  70  REL(I,J) = REL(I,J) + FINT(K,I)*FINT(K,J)*FACT
   80 CONTINUE
      DO 90 I = 1,NBNO*6
      DO 90 J = I,NBNO*6
   90 REL(J,I) = REL(I,J)
      SEGDES WRK1
      SEGDES MINTE
      SEGSUP WRK7
      RETURN
      END