Constructing a reservoir simulation model requires an accurate definition of saturation functions,including capillary pressure and relative permeability data.Usually,these saturation functions are available only for a...Constructing a reservoir simulation model requires an accurate definition of saturation functions,including capillary pressure and relative permeability data.Usually,these saturation functions are available only for a limited number of samples.Assigning saturation functions to the simulation model requires finding a clear relationship between them and a 3D predictable property of grid cells.Different indices are usually evaluated to describe such a relationship.It was recently shown that each petrophysical dynamic rock type should form similar True Effective Mobility(TEM)curves.In this study,TEMfunction was used to evaluate the reliability and performance of different rock typing indices in defining dynamic rock types.FZI,FZIM,MFZI,and FZI*(FZI-star)indices were considered and tested on a collection of laboratory-derived core-flooding data from an Iranian carbonate reservoir.Results showed that FZI-star had a better performance than FZI,MFZI,and FZIM.展开更多
文摘Constructing a reservoir simulation model requires an accurate definition of saturation functions,including capillary pressure and relative permeability data.Usually,these saturation functions are available only for a limited number of samples.Assigning saturation functions to the simulation model requires finding a clear relationship between them and a 3D predictable property of grid cells.Different indices are usually evaluated to describe such a relationship.It was recently shown that each petrophysical dynamic rock type should form similar True Effective Mobility(TEM)curves.In this study,TEMfunction was used to evaluate the reliability and performance of different rock typing indices in defining dynamic rock types.FZI,FZIM,MFZI,and FZI*(FZI-star)indices were considered and tested on a collection of laboratory-derived core-flooding data from an Iranian carbonate reservoir.Results showed that FZI-star had a better performance than FZI,MFZI,and FZIM.