Impact of the drilling fluid system on the effectiveness of a high pressure jetting assisted rotary drilling system
Sign Up to like & getrecommendations! Published in 2020 at "Heliyon"
DOI: 10.1016/j.heliyon.2020.e04179
Abstract: An enhanced drill bit combining high pressure fluid jetting with a conventional rotary drilling system incorporating a tailored drilling fluid was designed to improve drilling performance in hard crystalline rock. Full scale drilling experiments (8… read more here.
Keywords: fluid; drilling system; drilling; high pressure ... See more keywords
Dynamics of Mechanical Automatic Vertical Drilling System With a Novel Hydraulic Balanced Turbine
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DOI: 10.1109/access.2021.3131559
Abstract: The automatic vertical drilling system (VDS) adopts downhole closed-loop control, through ground monitoring, a large closed-loop control on the ground and downhole is formed to keep the wellbore in a vertical position. The Mechanical Automatic… read more here.
Keywords: vertical drilling; drilling system; automatic vertical; control ... See more keywords