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International Journal of Mechanical Sciences(4)
Nonlinear Dynamics(2)
Archive of Applied Mechanics(1)
European Journal of Applied Mathematics(1)
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Bit-bounce and stick-slip in drill-string dynamics
Conference ObjectAbstract: A recently proposed two degrees-of-freedom model for axial and torsional vibrations of drill-stringPalabras claves:Axial and torsional damping, delay differential equations, Drill-string dynamics, Stick-slipAutores:Marian Wiercigroch, Nandakumar K., Pearson C.Fuentes:scopusExperimental verification of the vibro-impact capsule model
ArticleAbstract: In this paper, an experimental verification of the vibro-impact capsule model proposed by Liu et al.Palabras claves:Capsule dynamics, experiment, Friction, Stick-slip, Vibro-impactAutores:Liu Y., Marian Wiercigroch, Pavlovskaia E.E.Fuentes:scopusDrill-string vibration analysis using non-smooth dynamics approach
ArticleAbstract: In this work, we model and analyse drillstring vibrations. A special attention is paid to stickslipPalabras claves:Bit-bounce, Drill-string, non-linear dynamics, Non-smooth, Stick-slipAutores:Divenyi S., Marian Wiercigroch, Pavlovskaia E.E., Savi M.A.Fuentes:scopusDynamics of rotary drilling with non-uniformly distributed blades
ArticleAbstract: This paper investigates the linear stability and nonlinear dynamics of drilling with non-uniformly dPalabras claves:Bit-bounce, Drill-string vibration, Non-uniform distribution of blades, State-dependent delay, Stick-slipAutores:Marian Wiercigroch, Yan Y.Fuentes:scopusEstimation of Lyapunov exponents for a system with sensitive friction model
Conference ObjectAbstract: Mathematical modelling and numerical analysis of a vibrating system with dry friction is presented.Palabras claves:Friction, Lyapunov exponents, Stick-slip, SynchronisationAutores:Kapitaniak T., Marian Wiercigroch, Stefáski A., Wojewoda J.Fuentes:scopusParametric analysis of a sliding-mode controller to suppress drill-string stick-slip vibration
ArticleAbstract: Despite a significant research effort to understand and mitigate stick-slip in drill-strings, this pPalabras claves:DELAY, Drill string, Parametric analysis, robustness, Sliding-mode control, Stick-slipAutores:Aphale S.S., Kapitaniak M., Marian Wiercigroch, Oladunjoye I.O., Vaziri V.Fuentes:scopusModelling of a vibro-impact capsule system
ArticleAbstract: The model of a vibro-impact capsule system is studied in this paper to provide a fundamental understPalabras claves:Capsule dynamics, Dry friction, Stick-slip, Vibro-impactAutores:Liu Y., Marian Wiercigroch, Pavlovskaia E.E., Yu H.Fuentes:scopusUnveiling complexity of drill-string vibrations: Experiments and modelling
ArticleAbstract: We investigate complex drill-string dynamics on a novel experimental rig [1], capable of reproducingPalabras claves:Bit-rock interaction, Drill-string dynamics, experimental studies, Finite element modelling, Nonlinear oscillations, Stick-slipAutores:Joseph Páez Chávez, Kapitaniak M., Marian Wiercigroch, Nandakumar K., Vaziri V.Fuentes:googlescopusVibro-impact responses of capsule system with various friction models
ArticleAbstract: The dynamics of the vibro-impact system which consists of a capsule main body interacting with a harPalabras claves:Capsule, Friction, Non-smooth, Stick-slip, Vibro-impactAutores:Hendry D.C., Liu Y., Marian Wiercigroch, Pavlovskaia E.E.Fuentes:scopusSuppression of drill-string stick-slip vibration by sliding mode control: Numerical and experimental studies
ArticleAbstract: We investigate experimentally and numerically suppression of drill-string torsional vibration whilePalabras claves:Drill-string dynamics, experimental studies, mathematical modelling, nonlinear behaviour, sliding mode control, Stick-slip, torsional vibrationAutores:Kapitaniak M., Marian Wiercigroch, Vaziri V.Fuentes:scopus