Estimating The Weighting Effect Of Nanoparticles Of Mud-Solids And Formation-Imported-Solids While Drilling.

Shale Oil Formation,Mud Filtrate, Nanoparticles, Hydraulic Pressure

Authors

  • Sunday Igbani Department of Chemical and Petroleum Engineering, Faculty of Engineering, Niger Delta University, Bayelsa State, Nigeria, West Africa.
  • Bibobra Ikporo Department of Chemical and Petroleum Engineering, Faculty of Engineering, Niger Delta University, Bayelsa State, Nigeria, West Africa.
  • Ibukunoluwa Awofeso Department of Chemical and Petroleum Engineering, Faculty of Engineering, Niger Delta University, Bayelsa State, Nigeria, West Africa.
  • Jeol Siepiribo Department of Chemical and Petroleum Engineering, Faculty of Engineering, Niger Delta University, Bayelsa State, Nigeria, West Africa.
September 20, 2015

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Nanoparticles impregnation into water-based mud has proven beneficially qualitative in shale oil formation drilling and cost effectiveness in total well drilling budget. Nanoparticles modified drilling mud have further shown tremendous improvement in its performance and stability to temperature and formation pressure changes with depth and importantly, cutting lifting and suspension capability in the annulus. Consequently, this study is set to prove that, the fraction of nanoparticles in the pore-throat of drilled shale cuttings can instill significant increase on the hydraulic pressure head of drilling mud. Also set a precursor in the analysis for basic design of nanoparticle modified drilling mud, and for optimized drilling operation by petroleum exploration and productionindustry. The results obtained in cause of this research were exhaustively communicated in semi-logical, critical and analytical form for easy understanding. However, these discussions adopt sectioning with respect to the phases format applied in the methodology. These results concluded that the hydraulic pressure head is actually affected by these fractions of nanoparticles in a minor rate. Thus, caution should be imbibed in increasing the concentration by weight of drilling mud density when using nanoparticles as mud additives to avoid shale instability problems.