s10sigp3.F

Go to the documentation of this file.

Copyright>        OpenRadioss
Copyright>        Copyright (C) 1986-2025 Altair Engineering Inc.
Copyright>
Copyright>        This program is free software: you can redistribute it and/or modify
Copyright>        it under the terms of the GNU Affero General Public License as published by
Copyright>        the Free Software Foundation, either version 3 of the License, or
Copyright>        (at your option) any later version.
Copyright>
Copyright>        This program is distributed in the hope that it will be useful,
Copyright>        but WITHOUT ANY WARRANTY; without even the implied warranty of
Copyright>        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Copyright>        GNU Affero General Public License for more details.
Copyright>
Copyright>        You should have received a copy of the GNU Affero General Public License
Copyright>        along with this program.  If not, see <https://www.gnu.org/licenses/>.
Copyright>
Copyright>
Copyright>        Commercial Alternative: Altair Radioss Software
Copyright>
Copyright>        As an alternative to this open-source version, Altair also offers Altair Radioss
Copyright>        software under a commercial license.  Contact Altair to discuss further if the
Copyright>        commercial version may interest you: https://www.altair.com/radioss/.
!||====================================================================
!||    s10sigp3   ../engine/source/elements/solid/solide4_sfem/s10sigp3.F
!||--- called by ------------------------------------------------------
!||    s10forc3   ../engine/source/elements/solid/solide10/s10forc3.F
!||====================================================================
      SUBROUTINE s10sigp3(SIG  ,E0  ,DEFP, FAC  ,G_PLA,NEL  )
C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
C-----------------------------------------------
C   C o m m o n   B l o c k s
C-----------------------------------------------
#include      "mvsiz_p.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER G_PLA,NEL
C     REAL
      my_real ,DIMENSION(NEL) ,INTENT(IN) :: defp
      my_real ,DIMENSION(NEL,6) ,INTENT(IN) :: sig
      my_real ,DIMENSION(MVSIZ) ,INTENT(IN) :: e0
      my_real ,DIMENSION(MVSIZ) ,INTENT(OUT) :: fac
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I
C     REAL
      my_real
     .   s1,s2,s3,sigy,deft,rfac,base,fmax
C-----------------------------------------------
      rfac = one/fifteen
      fmax = zep995
      IF (g_pla == 0) THEN
        fac(1:nel)=zero
      ELSE
        DO i=1,nel
         IF (defp(i) <= zero) THEN
           fac(i)=zero
         ELSE
           s1 =sig(i,1)-sig(i,2)
           s2 =sig(i,2)-sig(i,3)
           s3 =sig(i,1)-sig(i,3)
           sigy = (s1*s1+s2*s2+s3*s3)*half +three*(sig(i,4)*sig(i,4)
     .                   +sig(i,5)*sig(i,5)+sig(i,6)*sig(i,6))
           deft = sqrt(sigy)/e0(i)+defp(i)
           base = defp(i)/deft
           fac(i) =exp(rfac*log(base))
           fac(i) =min(fmax,fac(i))
         ENDIF
        ENDDO
      ENDIF
C-----------
      RETURN
      END SUBROUTINE s10sigp3