Analysis of the Effect of Whirl on Drillstring Fatigue
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DOI: 10.1155/2021/6666767
Abstract: There are many kinds of vibration forms of drillstring in petroleum drilling. Whirl is one of the main vibration modes when drilling tools are drilling, and it is also the main reason of fatigue failure… read more here.
Keywords: factor; safety factor; whirl drillstring; bending stress ... See more keywords