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JOURNALS // Prikladnaya Mekhanika i Tekhnicheskaya Fizika // Archive

Prikl. Mekh. Tekh. Fiz., 2008 Volume 49, Issue 2, Pages 113–122 (Mi pmtf1889)

Estimating the total effect on a formation during borehole drilling

A. A. Kashevarov

Lavrent’ev Institute of Hydrodynamics, Siberian Division, Russian Academy of Sciences, Novosibirsk, 630090

Abstract: A stationary mathematical model describing the time-integrated effect on an oil-saturated reservoir during drilling is considered. Calculated results are compared with the solution of the problem in an exact nonstationary formulation. The formation of an invaded zone in straight borehole drilling in water-and oil-saturated reservoirs is studied by numerical modeling.

Keywords: modeling, invaded zone, reservoir, oil-saturation, salt concentration, borehole.

UDC: 532.546

Received: 06.03.2007


 English version:
Journal of Applied Mechanics and Technical Physics, 2008, 49:2, 253–260

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© Steklov Math. Inst. of RAS, 2026