Mostrando 10 resultados de: 20
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MATEC Web of Conferences(5)
International Journal of Mechanical Sciences(2)
Journal of Petroleum Science and Engineering(2)
Nonlinear Dynamics(2)
European Journal of Applied Mathematics(1)
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Ingeniería y operaciones afines(11)
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Chaos in impact oscillators not in vain: Dynamics of new mass excited oscillator
ArticleAbstract: This work explores complex dynamics of a new mass excited impact oscillator reported in WiercigrochPalabras claves:Bifurcations, Chaos, Experimental Study, Impact oscillator, Signal processingAutores:Costa D., Kapitaniak M., Kovacs S., Marian Wiercigroch, Pavlovskaia E.E., Savi M.A., Vaziri V.Fuentes:scopusComplex dynamics of drill-strings: Theory and experiments
Conference ObjectAbstract: We investigate complex drill-string dynamics in a downhole drilling where strong nonlinear interactiPalabras claves:Autores:Kapitaniak M., Marian Wiercigroch, Nandakumar K., Vaziri V.Fuentes:scopusBifurcation scenarios in helical buckling of slender rods using new FE
ArticleAbstract: We develop a new Finite Element to accurately model twisting of rods and capture the bifurcation scePalabras claves:Bifurcations, finite element, Helical buckling, Post-buckling configurations, Twisted rodsAutores:Kapitaniak M., Marian Wiercigroch, Vaziri V.Fuentes:scopusCalibrated FEM modelling of rock cutting with PDC cutter
Conference ObjectAbstract: Complexity of bit-rock interactions and formation fracture makes rock drilling a challenging task frPalabras claves:Autores:Kapitaniak M., Ma L., Marian Wiercigroch, Vaziri V., Yari N.Fuentes:scopusApplication of Resonance Enhanced Drilling to coring
ArticleAbstract: This paper aims to evaluate the applicability of Resonance Enhanced Drilling (RED) technology to corPalabras claves:Core quality assessment, Coring, drilling, experimental studiesAutores:Kapitaniak M., Li S., Marian Wiercigroch, Millett J.M., Vaziri V.Fuentes:scopusFinite element analysis of drill pipe-slip system
ArticleAbstract: As an important tool for tripping of a drill-string, a drill-pipe (DP)-slip system directly affectsPalabras claves:Drill-pipe, finite element analysis, Friction, Slip insert, Stress distributionAutores:Guo B., Kapitaniak M., Marian Wiercigroch, Tang L., Vaziri V.Fuentes:scopusExperimental studies of forward and backward whirls of drill-string
ArticleAbstract: In this work we investigate forward and backward whirls of a drill-string using a novel experimentalPalabras claves:Co-existing attractors, Drill-string dynamics, experimental studies, Forward and backward whirls, Lateral vibrationAutores:Joseph Páez Chávez, Kapitaniak M., Marian Wiercigroch, Vaziri V.Fuentes:googlescopusDrilling Efficiently, Durably and Consistently Through Cherts and Conglomerates with PDC Bits is Possible
Conference ObjectAbstract: Drilling into harsh environment with heterogeneous formations including chert or conglomerate is usuPalabras claves:Autores:Addae D., Cuillier B., Elabassi E.A., Hafez K., Kapitaniak M., Marian Wiercigroch, Reboul S., Tejedor M.A., Vaziri V., Yari N.Fuentes:scopusNonlinear 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:googlescopus