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    Mathematical Modeling of Traveling Liquid Bridges between Matrix Blocks in Naturally Fractured Reservoirs

    , M.Sc. Thesis Sharif University of Technology Dejam, Morteza (Author) ; Masihi, Mohsen (Supervisor) ; Hassanzadeh, Hassan (Supervisor)
    Abstract
    It is widely accepted that under reservoir conditions there exists some degree of block-to-block interaction that may lead to capillary continuity. The formation of liquid bridges causing capillary continuity between blocks will significantly affect the ultimate oil recovery. However, accurate modeling of the growth and detachment of traveling liquid bridges which causes capillary continuity between blocks remains a controversial topic. In this work the generalized continuity and momentum equations along with fracture capillary pressure are combined to develop a mechanistic model for formation of traveling liquid bridges between blocks. Firoozabadi and Ishimoto (1994) model is considered for... 

    Experimental Study and Mathematical Modeling of Traveling Liquid Bridges in Fractured Porous Media

    , M.Sc. Thesis Sharif University of Technology Dahim, Sadegh (Author) ; Ghazanfari, Mohammad Hossein (Supervisor) ; Masihi, Mohsen (Supervisor)
    Abstract
    Liquid flow between two porous blocks in fractured reservoirs can occur through capillary continuity or re-imbibition. Studies have shown that capillary continuity via liquid bridges formed in horizontal fracture increases oil recovery from reservoirs. The critical fracture apertures for stability of liquid bridges, shape of curvature and fracture capillary pressure for prediction of fractured reservoir performance remain as controversial topics. Experimental results have shown that critical fracture aperture is a function of surface wettability and critical Bond number. Capillary pressure of fracture might be a positive or negative value caused by liquid bridges. The best method for...