q4defoc2.F File Reference

#include "implicit_f.inc"
#include "mvsiz_p.inc"
#include "com01_c.inc"
#include "com08_c.inc"

Go to the source code of this file.

Functions/Subroutines
subroutine	q4defoc2 (vy1, vy2, vy3, vy4, vz1, vz2, vz3, vz4, pyc1, pyc2, pzc1, pzc2, aire, eyz, exx, dsv, icp, nel, jcvt)

Function/Subroutine Documentation

q4defoc2()

subroutine q4defoc2	(		vy1,
			vy2,
			vy3,
			vy4,
			vz1,
			vz2,
			vz3,
			vz4,
			pyc1,
			pyc2,
			pzc1,
			pzc2,
			aire,
			eyz,
			exx,
			dsv,
		integer	icp,
		integer, intent(in)	nel,
		integer, intent(in)	jcvt )

Definition at line 28 of file q4defoc2.F.

C-----------------------------------------------
C   I m p l i c i t   T y p e s
C-----------------------------------------------
#include      "implicit_f.inc"
C-----------------------------------------------
C   G l o b a l   P a r a m e t e r s
C-----------------------------------------------
#include      "mvsiz_p.inc"
C-----------------------------------------------
C   C o m m o n   B l o c k s
C-----------------------------------------------
#include      "com01_c.inc"
#include      "com08_c.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER, INTENT(IN) :: NEL
      INTEGER, INTENT(IN) :: JCVT
C     REAL
      my_real
     .    vy1(*),vy2(*),vy3(*),vy4(*),
     .    vz1(*),vz2(*),vz3(*),vz4(*),
     .    pyc1(*),pyc2(*),pzc1(*),pzc2(*),aire(*),
     .    eyz(*),exx(*),dsv(*)
      INTEGER ICP
C-----------------------------------------------
c FUNCTION: 
c ARGUMENTS:  (I: input, O: output, IO: input & output, W: workspace)
c TYPE NAME                FUNCTION
c  I   VY1(*)~VZ4(*)      - NODAL VELOCITIES
c  I   PYC1(*)~PZC2(*)    - SHAPE DERIVATIVES AT CENTER
c  I   AY(*)              - Ni/r AT CENTER
c  I   AIRE(*)            - ELEMENT AREA
c  O   EYZ(*)             - RATE OF SHEAR STRAIN AT CENTER
c  O   EXX(*)             - RATE OF X- NORMAL STRAIN AT CENTER
c  O   DSV(*)             - VOLUME STRAIN RATE AT CENTER
c  I   ICP                - FLAG FOR CONSTANT PRESURE
c  I   R22(*)~R33(*)      - TRANSFORMATION MATRIX
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I
      my_real
     .    vy13(mvsiz),vy24(mvsiz),vz13(mvsiz),vz24(mvsiz),
     .    dyz(mvsiz),dzy(mvsiz),dyy(mvsiz),dzz(mvsiz)
C-----------------------------------------------
C   S o u r c e  L i n e s
C-----------------------------------------------
      DO i=1,nel
        vy13(i) = vy1(i)-vy3(i)
        vy24(i) = vy2(i)-vy4(i)
        vz13(i) = vz1(i)-vz3(i)
        vz24(i) = vz2(i)-vz4(i)
      ENDDO
C
C     SHEAR STRAIN RATE AND INTRINSIC ROTATION
      DO i=1,nel
        IF(aire(i)>zero) THEN
          dzy(i) = pyc1(i)*vz13(i)+pyc2(i)*vz24(i)
          dyz(i) = pzc1(i)*vy13(i)+pzc2(i)*vy24(i)
          dyy(i) = pyc1(i)*vy13(i)+pyc2(i)*vy24(i)
          dzz(i) = pzc1(i)*vz13(i)+pzc2(i)*vz24(i)
        ELSE
          dzy(i) = zero
          dyz(i) = zero
          dyy(i) = zero
          dzz(i) = zero
        ENDIF
      ENDDO
      IF(jcvt==0) THEN
        DO i=1,nel
c          WXX(I) = HALF*DT1*(DZY(I)-DYZ(I))
          eyz(i) = dzy(i)+dyz(i)
        ENDDO
      ELSE
        DO i=1,nel
c          WXX(I) = ZERO
          eyz(i) = dzy(i)+dyz(i)-dt1*(dyy(i)*dyz(i)+dzy(i)*dzz(i))
        ENDDO
      ENDIF
C
C     X- NORMAL STRAIN RATE
      IF(n2d/=1) THEN
        DO i=1,nel
          exx(i) = zero
        ENDDO
      ENDIF
C
C     VOLUMETRIC STRAIN RATE
      IF(icp>0) THEN
        DO i=1,nel
          dsv(i) = dyy(i)+dzz(i)+exx(i)
        ENDDO
      ENDIF
C
      RETURN