MixtGasLiq_C.F90

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! ******************************************************************************
!
! Purpose: Collect relations for mixture speed of sound for gas-liquid model.
!
! Description: None.
!
! Notes: None.
!
! ******************************************************************************
!
! $Id: MixtGasLiq_C.F90,v 1.3 2008/12/06 08:44:09 mtcampbe Exp $
!
! Copyright: (c) 2006 by the University of Illinois
!
! ******************************************************************************

FUNCTION mixtgasliq_c(Cvm,D,P,Dl,Dv,Dg,VFl,VFv,VFg,Cl2,Cv2,Cg2,Bl2,Bv2,Bg2)

   USE moddatatypes

   IMPLICIT NONE

   REAL(RFREAL), INTENT(IN) :: bg2,bl2,bv2,cl2,cv2,cg2,cvm,d,dg,dl,dv,p,vfg, & 
                               vfl,vfv
   REAL(RFREAL) :: mixtgasliq_c
   
   REAL(RFREAL) ::  denom,numer,term1,term2,term3

   term1 = bl2*vfl*dv*cv2*dg*cg2
   term2 = bv2*vfv*dl*cl2*dg*cg2
   term3 = bg2*vfg*dl*cl2*dv*cv2

   numer  = d*cvm*dl*cl2*dv*cv2*dg*cg2 + p*(term1 + term2 + term3)
   denom  = d*d*cvm*(vfl*dv*cv2*dg*cg2 + vfv*dl*cl2*dg*cg2 + vfg*dl*cl2*dv*cv2)

   mixtgasliq_c = sqrt(numer/denom)

END FUNCTION mixtgasliq_c

! ******************************************************************************
!
! RCS Revision history:
!
! $Log: MixtGasLiq_C.F90,v $
! Revision 1.3  2008/12/06 08:44:09  mtcampbe
! Updated license.
!
! Revision 1.2  2008/11/19 22:17:22  mtcampbe
! Added Illinois Open Source License/Copyright
!
! Revision 1.1  2006/03/26 20:20:46  haselbac
! Initial revision
!
! ******************************************************************************