frictions.f File Reference

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Functions/Subroutines
subroutine	frictions (inpc, textpart, elcon, nelcon, imat, ntmat_, ncmat_, irstrt, istep, istat, n, iline, ipol, inl, ipoinp, inp, ipoinpc, nstate_, ichangefriction, mortar)

Function/Subroutine Documentation

frictions()

subroutine frictions	(	character*1, dimension(*)	inpc,
		character*132, dimension(16)	textpart,
		real*8, dimension(0:ncmat_,ntmat_,*)	elcon,
		integer, dimension(2,*)	nelcon,
		integer	imat,
		integer	ntmat_,
		integer	ncmat_,
		integer	irstrt,
		integer	istep,
		integer	istat,
		integer	n,
		integer	iline,
		integer	ipol,
		integer	inl,
		integer, dimension(2,*)	ipoinp,
		integer, dimension(3,*)	inp,
		integer, dimension(0:*)	ipoinpc,
		integer	nstate_,
		integer	ichangefriction,
		integer	mortar
	)

!
!     reading the input deck: *FRICTION
!
      implicit none
!
      character*1 inpc(*)
      character*132 textpart(16)
!
      integer nelcon(2,*),imat,ntmat_,istep,istat,ipoinpc(0:*),
     &  n,key,i,ncmat_,irstrt,iline,ipol,inl,ipoinp(2,*),inp(3,*),
     &  nstate_,ichangefriction,mortar
!
      real*8 elcon(0:ncmat_,ntmat_,*)
!
      if((istep.gt.0).and.(irstrt.ge.0).and.(ichangefriction.eq.0)) then
         write(*,*) '*ERROR reading *FRICTION:'
         write(*,*) '       *FRICTION should be placed'
         write(*,*) '       before all step definitions'
         call exit(201)
      endif
!
      if(imat.eq.0) then
         write(*,*) '*ERROR reading *FRICTION:'
         write(*,*) '       *FRICTION should be preceded'
         write(*,*) '       by a *SURFACE INTERACTION card'
         call exit(201)
      endif
!
      nstate_=max(nstate_,9)
!
c      if(nelcon(1,imat).gt.0) nelcon(1,imat)=max(nelcon(1,imat),7)
!
!     "8" is for Mortar contact
!
      if(nelcon(1,imat).ne.-51) nelcon(1,imat)=max(nelcon(1,imat),8)
      nelcon(2,imat)=1
!
!     no temperature dependence allowed; last line is decisive
!
      do
         call getnewline(inpc,textpart,istat,n,key,iline,ipol,inl,
     &        ipoinp,inp,ipoinpc)
         if((istat.lt.0).or.(key.eq.1)) return
         do i=1,3
            read(textpart(i)(1:20),'(f20.0)',iostat=istat)
     &           elcon(5+i,1,imat)
            if(istat.gt.0) call inputerror(inpc,ipoinpc,iline,
     &"*FRICTION%")
         enddo
         if(elcon(6,1,imat).le.0.d0) then
            write(*,*) '*ERROR reading *FRICTION: friction coefficient'
            write(*,*) '       must be strictly positive'
            call inputerror(inpc,ipoinpc,iline,
     &"*FRICTION%")
            call exit(201)
         endif
         if(elcon(7,1,imat).le.0.d0) then
            write(*,*) '*ERROR reading *FRICTION: stick slope'
            write(*,*) '       must be strictly positive'
            call inputerror(inpc,ipoinpc,iline,
     &"*FRICTION%")
            call exit(201)
         endif
         elcon(0,1,imat)=0.d0
      enddo
!     
      return