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pro vyhledávání: '"Paul Crerar"'
Autor:
Ashley Johnson, Muhammad Sarfraz Balka, Sameer Bhoite, Paul Crerar, Aaron Simon, John Quinones
Publikováno v:
Day 1 Tue, March 07, 2023.
High frequency torsional oscillation (HFTO) is still one of the most disruptive drilling dysfunctions we encounter. Vibrations are observed with fundamental frequencies as high as 400 Hz and torque sweeps from 0 to 7000 lbf.ft. The resulting damage i