joint_elem_timestep.F File Reference

#include "implicit_f.inc"
#include "com01_c.inc"
#include "param_c.inc"
#include "scr02_c.inc"
#include "scr17_c.inc"
#include "scr18_c.inc"
#include "sms_c.inc"

Go to the source code of this file.

Functions/Subroutines
subroutine	joint_elem_timestep (ms, in, stifn, stifr, ixr, ipart, ipartr, igeo, geo, npby, iparg, elbuf_tab, dt2t, neltst, ityptst, nrbody, itab)

Function/Subroutine Documentation

joint_elem_timestep()

subroutine joint_elem_timestep	(		ms,
			in,
			stifn,
			stifr,
		integer, dimension(nixr,*)	ixr,
		integer, dimension(lipart1,*)	ipart,
		integer, dimension(*)	ipartr,
		integer, dimension(npropgi,*)	igeo,
			geo,
		integer, dimension(nnpby,*)	npby,
		integer, dimension(nparg,*)	iparg,
		type(elbuf_struct_), dimension(ngroup), target	elbuf_tab,
			dt2t,
		integer	neltst,
		integer	ityptst,
		integer	nrbody,
		integer, dimension(*)	itab )

Definition at line 31 of file joint_elem_timestep.F.

C-----------------------------------------------
C   M o d u l e s
C-----------------------------------------------
      USE elbufdef_mod
      use element_mod , only : nixr
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      "com01_c.inc"
#include      "param_c.inc"
#include      "scr02_c.inc"
#include      "scr17_c.inc"
#include      "scr18_c.inc"
#include      "sms_c.inc"
C-----------------------------------------------
C   D u m m y   A r g u m e n t s
C-----------------------------------------------
      INTEGER IXR(NIXR,*),IPART(LIPART1,*),IPARTR(*),
     .   IGEO(NPROPGI,*),NPBY(NNPBY,*),
     .   IPARG(NPARG,*),NELTST,ITYPTST,NRBODY,ITAB(*)
      my_real stifn(*), stifr(*),ms(*) ,in(*),geo(npropg,*),dt2t      
      TYPE(ELBUF_STRUCT_), TARGET, DIMENSION(NGROUP) :: ELBUF_TAB
C-----------------------------------------------
C   L o c a l   V a r i a b l e s
C-----------------------------------------------
      INTEGER I,J,M1,M2,IG,IGTYP,ITYP,NG,JFT,JLT,NEL,
     .        NFT,NUVAR,IRB,NV
      my_real dtrb1,dtrb2,dt
      TYPE(G_BUFEL_),POINTER :: GBUF
C----------------------------------------------------------      
      
      IF ((nodadt==0).AND.(idtmins/=2)) THEN
C      
      DO ng=1,ngroup
        ityp = iparg(5,ng)
          nel = iparg(2,ng)
          nft = iparg(3,ng) 
          jft = 1
          jlt = min(nvsiz,nel)  
        gbuf => elbuf_tab(ng)%GBUF
          IF (ityp == 6) THEN
C
C--------> Loop over spring elements -------
          DO i=jft,jlt
              j = i + nft    
            ig = ipart(2,ipartr(j))
            igtyp =  igeo(11,ig)
              nuvar =  nint(geo(25,ig))
            nv = nuvar*(i-1) + 1
            IF (igtyp==45) THEN    
C           
C--------> Calcul pas de temps nodal RB1 -------         
                irb = nint(gbuf%VAR(nv + 37))
              IF (irb > 0) THEN
                  m1 = npby(1,irb)
              ELSE
                m1 = ixr(2,j)
              ENDIF 
                dtrb1 = dtfac1(11)*sqrt(two*ms(m1)/max(em20,stifn(m1)))
              IF (in(m1) > 0) THEN
                  dtrb1 = min(dtrb1,dtfac1(11)*sqrt(two*in(m1)/max(em20,stifr(m1))))
              ENDIF                               
C
C--------> Calcul pas de temps nodal RB2 ------- 
                irb = nint(gbuf%VAR(nv + 38))
              IF (irb > 0) THEN
                  m2 = npby(1,irb)
              ELSE
                m2 = ixr(3,j)
              ENDIF            
                dtrb2 = dtfac1(11)*sqrt(two*ms(m2)/max(em20,stifn(m2)))
              IF (in(m2) > 0) THEN
                  dtrb2 = min(dtrb2,dtfac1(11)*sqrt(two*in(m2)/max(em20,stifr(m2))))
              ENDIF
C
C--------> Calculation of Joint time step -------
                dt = min(dtrb1,dtrb2)                
              IF(dt<dt2t) THEN
                dt2t=dt
                ityptst=11
                IF (dtrb1 < dtrb2) THEN
                  neltst = itab(m1)
                ELSE
                  neltst = itab(m2)
                ENDIF
              ENDIF
                
            ENDIF                                                                                
          ENDDO
C    
        ENDIF   
      ENDDO             
C      
      ENDIF
C
      RETURN