Effects of Drill String Length on Stick-Slip Oscillation of the Oilwell Drill String

Tang, LP; Zhu, XH

Zhu, XH (corresponding author), Xihua Univ, Minist Educ, Key Lab Fluid & Dynam Machinery, Chengdu 610039, Peoples R China.; Zhu, XH (corresponding author), Southwest Petr Univ, State Key Lab Oil & Gas Reservoir Geol & Exploita, Chengdu 610500, Peoples R China.

IRANIAN JOURNAL OF SCIENCE AND TECHNOLOGY-TRANSACTIONS OF MECHANICAL ENGINEERING, 2020; 44 (2): 497

Abstract

It has been demonstrated by numerous field data that the stick-slip phenomenon tends to appear in deep wells. However, the explanation for this phenom......

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