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TECHNICAL PAPERS

A Nonlinear Well-Drillstring Interaction Model

[+] Author and Article Information
Hayat Melakhessou

Ecole de Génie, Génie Mécanique, Center Universitaire de Moncton, Moncton, N.-B., Canada (E1A3E9)

Alain Berlioz, Guy Ferraris

Institut National des Sciences Appliquées de Lyon, Laboratoire de Mécanique des Structures–UMR CNRS 5006, Ba⁁t. Jean d’Alembert–8, rue des Sciences- 69 621 Villeurbanne cedex–France

J. Vib. Acoust 125(1), 46-52 (Jan 06, 2003) (7 pages) doi:10.1115/1.1523071 History: Received December 01, 2001; Revised August 01, 2002; Online January 06, 2003
Copyright © 2003 by ASME
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References

Figures

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Studied part of the drillstring
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Schematic representation of the main movements
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Representative diagram for the equivalent model
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Section #2: Trajectory of the center. Influence of the initial position.
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Section #2: Trajectory of the center. Influence of the coefficient of friction.
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Scheme of the experimental set-up
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Diagram of the opto-lineic sensors of the set-up
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Schematic view of the experimental set-up
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Experimental and numerical results

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