Mostrando 10 resultados de: 13
Filtros aplicados
Publisher
MATEC Web of Conferences(4)
International Journal of Mechanical Sciences(2)
Mechanisms and Machine Science(2)
International Journal of Engineering Science(1)
Journal of Petroleum Science and Engineering(1)
Área temáticas
Física aplicada(9)
Otras ramas de la ingeniería(7)
Ciencias de la computación(1)
Electricidad y electrónica(1)
Ingeniería civil(1)
Complex 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:scopusAdaptive Time-Delayed Feedback Control Applied to a Vibro-Impact System
Conference ObjectAbstract: Multi-stable systems can be found in many fields of engineering from vibro-impact energy harvestersPalabras claves:control, Impact oscillator, Multi-stability, nonlinear dynamicsAutores:Costa D., Marian Wiercigroch, Pavlovskaia E.E., 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: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:scopusHelical buckling of drill-strings
Conference ObjectAbstract: This paper presents experimental and numerical investigations of the complex drill-string vibration,Palabras claves:Autores:Kapitaniak M., Marian Wiercigroch, Vaziri V.Fuentes:scopusHelical 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:scopusPiecewise Analytical Solution for Rub Interactions Between a Rotor and an Asymmetrically Supported Stator
Conference ObjectAbstract: Rotor-stator rubbing phenomenon is a very common fault in various engineering applications. Usually,Palabras claves:Analytical solution, Asymmetric stator, Chaotic, Jeffcott rotor, Periodic, Piecewise nonlinear system, RotordynamicsAutores:El-Mongy H., El-Sayed T., 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:googlescopus