Research on the Numerical Simulation of the Nonlinear Dynamics of a Supercavitating Vehicle by Tianhong Xiong, Xianyi Li, Yipin Lv, Wenjun Yi

Get full text

Nonlinear Dynamics Induced by Coil Heat in the PMDC Motor and Control by André Cheukem, Alex Stéphane Kemnang Tsafack, Arnaud Ngonting Topy, Justin Roger Mboupda Pone

“…By using simple powerful tools of analyzing nonlinear dynamical systems like phase portraits, time traces and frequency spectrum in the MATLAB-SIMULINK environment, we showed that under certain conditions, the PMDC motor develops different behaviors so as periodic limited, and chaotic attractors, when the motor drive different form of external load torque and the windings resistance variation. …”
Get full text

Finite element-based nonlinear dynamic optimization of nanomechanical resonators by Zichao Li, Farbod Alijani, Ali Sarafraz, Minxing Xu, Richard A. Norte, Alejandro M. Aragón, Peter G. Steeneken

“…Abstract Nonlinear dynamic simulations of mechanical resonators have been facilitated by the advent of computational techniques that generate nonlinear reduced order models (ROMs) using the finite element (FE) method. …”
Get full text

Multiple Attractors and Nonlinear Dynamics in an Overlapping Generations Model with Environment by Ahmad Naimzada, Mauro Sodini

Get full text

Nonlinear Dynamic Analysis of Rotor-Bearing System with Cubic Nonlinearity by Guofang Nan, Yujie Zhu, Yang Zhang, Wei Guo

“…Nonlinear dynamic characteristics of a rotor-bearing system with cubic nonlinearity are investigated. …”
Get full text

Research of Nonlinear Dynamic Characteristic of the Roller Movable Tooth Drive by Wang Zhigang, Pu Yunguo

“…In order to reveal the nonlinear dynamics behavior of the transmission mechanism of the roller movable tooth. …”
Get full text

Research on Nonlinear Dynamics Modeling and Simulation of Harmonic Gear Drive by Yang Luo, Manyi Chen, Jie Zhang, Ran Yang, Han Zhang

Get full text

U-Model and U-Control Methodology for Nonlinear Dynamic Systems by Weicun Zhang, Quanmin Zhu, Saleh Mobayen, Hao Yan, Ji Qiu, Pritesh Narayan

Get full text

Optimization on Nonlinear Dynamics of Gear Rattle in Automotive Transmission System by Mingxuan Liang, Ying Wang, Tian Zhao

“…Generally, the rattle noise is influenced by nonlinear dynamic of multiple pairs of idler gears in the multistage gear transmission system. …”
Get full text

Oscillation and Nonoscillation Criteria for Nonlinear Dynamic Systems on Time Scales by Shanliang Zhu, Chunyun Sheng

“…We consider the nonlinear dynamic system 𝑥Δ(𝑡)=𝑎(𝑡)𝑔(𝑦(𝑡)),𝑦Δ(𝑡)=−𝑓(𝑡,𝑥𝜎(𝑡)). …”
Get full text

Nonlinear Dynamics of the Rigid Drum for Vibratory Roller on Elastic Subgrades by Lun Liu, Fenghui Wang, Shupeng Sun, Weiming Feng, Chao Guo

“…In this paper, a coupling nonlinear dynamic model of the drum and subgrade is established for the vibratory roller. …”
Get full text

Schwarz Waveform Relaxation for Heat Equations with Nonlinear Dynamical Boundary Conditions by Shu-Lin Wu

“…We are interested in solving heat equations with nonlinear dynamical boundary conditions by using domain decomposition methods. …”
Get full text

Spin-orbit interaction driven terahertz nonlinear dynamics in transition metals by Ruslan Salikhov, Markus Lysne, Philipp Werner, Igor Ilyakov, Michael Schüler, Thales V. A. G. de Oliveira, Alexey Ponomaryov, Atiqa Arshad, Gulloo Lal Prajapati, Jan-Christoph Deinert, Pavlo Makushko, Denys Makarov, Thomas Cowan, Jürgen Fassbender, Jürgen Lindner, Aleksandra Lindner, Carmine Ortix, Sergey Kovalev

“…We utilized terahertz harmonic generation spectroscopy to investigate the nonlinear dynamics over picosecond timescales in various transition metal films. …”
Get full text

Eigenvalue Based Approach for Global Consensus in Multiagent Systems with Nonlinear Dynamics by Wei Qian, Lei Wang

“…The analytical result shows that, for a weakly connected communication graph, the algebraic connectivity of a redefined symmetric matrix associated with the directed graph is used to evaluate the global consensus of the multiagent system with nonlinear dynamics under the common linear consensus protocol. …”
Get full text

Nonlinear Dynamic Analysis of New Product Diffusion considering Consumer Heterogeneity by Zhongjun Tang, Huike Zhu

Get full text

NONLINEAR DYNAMICS ANALYSIS OF A SINGLE-DISK FLEXIBLE RUBBING ROTOR by LIU DeQiang

“…A rotor system in rubbing is shown to exhibit complex phenomena including period-doubling bifurcation,quasiperiodic and chaotic motions due to itsstrongly nonlinear dynamic characteristics. Based on the mechanical model of a single-disk flexible Jeffcott rotor,the fourth-order Runge-Kutta method with variable step size was used for numerical simulation. …”
Get full text

Analysis of Nonlinear Dynamics Characteristic of Spur Gear Pair System with Fault by Wang Yongliang, Wan Yanjing, Yin Fengwei, Yang Liu

“…The nonlinear dynamics model for a spur gear pair system is established where the mild wear and crack faults are considered. …”
Get full text

Nonlinear Dynamics and Chaos in Fractional-Order Hopfield Neural Networks with Delay by Xia Huang, Zhen Wang, Yuxia Li

Get full text

ANALYSIS OF NONLINEAR DYNAMIC CHARACTERISTICS OF AN IMPACT-UNBALANCED SUSPENDED ROTOR SYSTEM by LIU JunJie, ZHANG LingYun, MA ShaoHui, LAN HaiPeng, ZHANG YouQiang

“…Established an impact-unbalanced suspended rotor system mechanics models, and the dimensionless motion equation of system is deduced, using the fourth order Runge-Kutta method for the numerical calculation of this model, the integrated use of bifurcation diagram, orbit diagram, Poincare section diagram, the axis displacement time history diagram, maximum moment diagram and duty ratio diagram study the dynamic behavior of the system, identify the impact of the rotor, the maximum torque and impact by the proportion of time, and analyzed the speed ratio and the change of the stiffness coefficient of the influence of the nonlinear dynamic characteristics of the system.The analysis results show that the system presents chaotic motion in a certain parameter domain at the medium velocity stage, while the system tends to stable periodic motion in other parameter domains.With the increase of the stiffness coefficient, the chaotic motion region and the maximum moment of the system increase, and the stability of the system decreases.…”
Get full text

Oscillation Criteria for Second-Order Nonlinear Dynamic Equations on Time Scales by Shao-Yan Zhang, Qi-Ru Wang

“…This paper is concerned with oscillation of second-order nonlinear dynamic equations of the form on time scales. …”
Get full text