stherm.F

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!||====================================================================
!||    stherm    ../engine/source/elements/solid/solide/stherm.F
!||--- called by ------------------------------------------------------
!||    sforc3    ../engine/source/elements/solid/solide/sforc3.F
!||    szforc3   ../engine/source/elements/solid/solidez/szforc3.F
!||====================================================================
      SUBROUTINE stherm(
     1   PM,      IMAT,     VOL,     NC1,
     2   NC2,     NC3,     NC4,     NC5,
     3   NC6,     NC7,     NC8,     PX1,
     4   PX2,     PX3,     PX4,     PY1,
     5   PY2,     PY3,     PY4,     PZ1,
     6   PZ2,     PZ3,     PZ4,     DT1,
     7   TEMPNC,  TEMPEL,  HEAT,    FPHI,
     8   OFFG,    OFF,     PARTSAV, IPARTS,
     9   VOL0,    NEL,     NUMNOD ,THEACCFACT)
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"
#include      "param_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) :: NUMNOD
      INTEGER, INTENT(IN) :: IMAT
      INTEGER NC1(MVSIZ),NC2(MVSIZ),NC3(MVSIZ),NC4(MVSIZ),
     .        NC5(MVSIZ),NC6(MVSIZ),NC7(MVSIZ),NC8(MVSIZ)
      INTEGER IPARTS(*)
      my_real :: DT1
      my_real ,INTENT(IN) :: THEACCFACT
      my_real ,INTENT(IN) :: HEAT(MVSIZ)
      my_real :: tempnc(numnod)
      my_real :: tempel(nel) 
      my_real :: off(nel)
      my_real :: offg(nel)
      my_real :: vol(nel)
      my_real :: vol0(nel)
      my_real :: px1(*), px2(*), px3(*), px4(*), 
     .           py1(*), py2(*), py3(*), py4(*),
     .           pz1(*), pz2(*), pz3(*), pz4(*)
      my_real :: fphi(mvsiz,8)
      my_real :: pm(npropm,*)
      my_real :: partsav(npsav,*)
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I,M
      my_real AS, BS, KC, PHIX, PHIY, PHIZ, A, B, RHOCP, T0
!==============================================================================
      as    = pm(75,imat)    !< thermal conductivity coefficient A for solid phase
      bs    = pm(76,imat)    !< thermal conductivity coefficient B for solid phase
      rhocp = pm(69,imat)
      t0    = pm(79,imat)
C 
C     calculate thermal flux  
C      
      DO i=1,nel
        IF(off(i)==zero.OR.offg(i)<=zero) cycle
        phix =  tempnc(nc1(i))*px1(i) + tempnc(nc2(i))*px2(i)  +
     .          tempnc(nc3(i))*px3(i) + tempnc(nc4(i))*px4(i)  -
     .          tempnc(nc5(i))*px3(i) - tempnc(nc6(i))*px4(i)  -
     .          tempnc(nc7(i))*px1(i) - tempnc(nc8(i))*px2(i)       
        
        phiy =  tempnc(nc1(i))*py1(i) + tempnc(nc2(i))*py2(i)  +
     .          tempnc(nc3(i))*py3(i) + tempnc(nc4(i))*py4(i)  -
     .          tempnc(nc5(i))*py3(i) - tempnc(nc6(i))*py4(i)  -
     .          tempnc(nc7(i))*py1(i) - tempnc(nc8(i))*py2(i)
      
        phiz =  tempnc(nc1(i))*pz1(i) + tempnc(nc2(i))*pz2(i)  +
     .          tempnc(nc3(i))*pz3(i) + tempnc(nc4(i))*pz4(i)  -
     .          tempnc(nc5(i))*pz3(i) - tempnc(nc6(i))*pz4(i)  -
     .          tempnc(nc7(i))*pz1(i) - tempnc(nc8(i))*pz2(i)          
C
        kc = (as + bs*tempel(i))*vol(i)*dt1*theaccfact
        phix = kc*phix
        phiy = kc*phiy
        phiz = kc*phiz         
C
C       ! nodal thermal force
C
        a = one_over_8 * heat(i)
        b = phix*px1(i) + phiy*py1(i) + pz1(i)*phiz        
        fphi(i,1) = a - b
        fphi(i,7) = a + b
        b = phix*px2(i) + phiy*py2(i) + pz2(i)*phiz
        fphi(i,2) = a - b
        fphi(i,8) = a + b
        b = phix*px3(i) + phiy*py3(i) + pz3(i)*phiz
        fphi(i,3) = a - b
        fphi(i,5) = a + b
        b = phix*px4(i) + phiy*py4(i) + pz4(i)*phiz
        fphi(i,4) = a - b 
        fphi(i,6) = a + b
      ENDDO
C  
      DO i=1,nel
        IF (off(i)==zero.OR.offg(i)<=zero) cycle
        m = iparts(i)
        partsav(28,m) = partsav(28,m) + rhocp*vol0(i)*(tempel(i)-t0) + heat(i)
      ENDDO
!-----------
      RETURN
      END