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Keywords: vertical well
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Energy Resour. Technol. December 2022, 144(12): 123001.
Paper No: JERT-22-1146
Published Online: May 16, 2022
.... Meanwhile, well inclination, rotational speed, and friction coefficient have significant effects on motion states. The states contain forward whirl, random motion, and backward whirl in vertical wells, and circular arc swing in slightly deviated wells. Moreover, radial component of gravity promotes...