Experimental Observation and Mathematical Modeling of Immiscible Displacement in oil Wet Reservoirs
Author(s):
Abstract:
Here, a series of immiscible displacement processes have been performed on fractured porous medium developed on glass micro-models in order to investigate the role of fracture characteristics on oil displacement efficiency during immiscible displacement process. Oil recoveries were determined from image analysis of continuously recorded pictures during different flooding schemes. A clear bypassing of displacing fluid which results in premature breakthrough of injected fluid due to the fracture has been observed. Moreover, the results showed a decrease of oil recovery when fracture''s length increased. In contrast, an increase of fracture orientation from flow direction increased oil recovery. Results of this work may be useful for through understanding of immiscible displacement process as well optimal field development plans.
Keywords:
Language:
English
Published:
Scientia Iranica, Volume:22 Issue: 6, 2015
Page:
2373
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