Mostrando 7 resultados de: 7
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Nonlinear dynamics of lump mass model of drill-string in horizontal well
ArticleAbstract: We develop a dynamic model of a drill-string in a horizontal well having six Degrees-Of-Freedom, whiPalabras claves:Complex whirling, Coupled motions, Drill-string dynamics, Horizontal well, State-dependent delayAutores:Huang Z., Kapitaniak M., Ma Y., Marian Wiercigroch, Vaziri V., Xie D.Fuentes:scopusNumerical Study of Forward and Backward Whirling of Drill-String
ArticleAbstract: This work presents a numerical investigation of the undesired lateral vibrations (whirling) occurrinPalabras claves:Autores:Joseph Páez Chávez, Kapitaniak M., Marian Wiercigroch, Vaziri V.Fuentes:googlescopusHelical buckling of thin rods: FE modelling
Conference ObjectAbstract: In this paper, we utilize the Finite Element (FE) method to model twisting of long thin rods and capPalabras claves:Autores:Kapitaniak M., Marian Wiercigroch, Vaziri V.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:googlescopusState Dependent Delayed Drill-string Vibration: Theory, Experiments and New Model
Conference ObjectAbstract: We have reviewed the development and the analysis of the coupled two degrees-of-freedom model of driPalabras claves:Drill-string, experiments, modelling, State dependent delay, vibrationAutores:Kapitaniak M., Marian Wiercigroch, Nandakumar K., Pei L., Vaziri V.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:scopusTorsional vibrations of helically buckled drill-strings: Experiments and FE modelling
Conference ObjectAbstract: This paper presents investigations of a complex drill-string vibrations on a novel experimental rig,Palabras claves:Autores:Kapitaniak M., Marian Wiercigroch, Vaziri V.Fuentes:scopus