Spatial-temporal dynamics of a drill string with complex time-delay effects: Bit bounce and stick-slip oscillations
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DOI: 10.1016/j.ijmecsci.2019.105338
Abstract: Abstract In this article, an integrated model with spatially distributed inertia and general boundary conditions for the axial-torsional dynamics of a drill string is developed and studied. Based on the cutting geometry of the bit-rock… read more here.
Keywords: model; delay; complex delay; time delay ... See more keywords