dt6law.F

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!||====================================================================
!||    dt6law   ../starter/source/materials/time_step/dt6law.F
!||--- called by ------------------------------------------------------
!||    dtmain   ../starter/source/materials/time_step/dtmain.F
!||--- calls      -----------------------------------------------------
!||    dtel     ../starter/source/materials/time_step/dtel.F
!||    dtsph    ../starter/source/materials/time_step/dtsph.F
!||====================================================================
      SUBROUTINE dt6law(PM,EINT,RK,RE,GEO,PID,MAT, DELTAX, AIRE, VOL, DTX)
C
C     CALCUL DES DT ELEMENTAIRES FLUIDE NEWTONIEN
C
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      "vect01_c.inc"
#include      "param_c.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      my_real
     .   pm(npropm,*), eint(*), rk(*), re(*),geo(npropg,*), deltax(*), aire(*), vol(*), dtx(*)
      INTEGER PID(*),MAT(*)
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I, MX
C     REAL
      my_real
     .   rho0(mvsiz), vis(mvsiz),
     .   c1(mvsiz), c2(mvsiz), c3(mvsiz), c4(mvsiz), c5(mvsiz),
     .   c6(mvsiz), dpdm(mvsiz), espe(mvsiz), ssp(mvsiz), tmu(mvsiz), psh(mvsiz)
C=======================================================================
      DO i=lft,llt
         mx     =mat(i)
         rho0(i)=pm( 1,mx)
         vis(i) =pm(24,mx)*rho0(i)
         c1(i)  =pm(31,mx)
         c2(i)  =pm(32,mx)
         c3(i)  =pm(33,mx)
         c4(i)  =pm(34,mx)
         c5(i)  =pm(35,mx)
         c6(i)  =pm(36,mx)
         psh(i) =pm(88,mx)
         c1(i) = c1(i) + psh(i)
         tmu(i) =pm(81,mx)
         vis(i) = zero
      END DO
      
      IF(jtur/=0)THEN
         DO i=lft,llt
            tmu(i)=tmu(i)*rk(i)*rk(i) / max(em15,re(i))
            vis(i)=vis(i)+tmu(i)
         END DO
      ENDIF
      
      DO i=lft,llt
         espe(i)=eint(i)
      END DO
      
      DO i=lft,llt
         dpdm(i)=c2(i)+c6(i)*espe(i)
     .        +c5(i)*(c1(i)+c5(i)*espe(i))
      END DO
      
      DO i=lft,llt
         ssp(i)=sqrt(abs(dpdm(i))/rho0(i))
      END DO
      
      IF(jsph==0)THEN
         CALL dtel(ssp,pm,geo,pid,mat, rho0, vis, deltax, aire, vol, dtx)
      ELSE
         CALL dtsph(ssp,pm,geo,pid,mat, rho0, vis, deltax, vol, dtx)
      ENDIF
C-----------
      RETURN
      END