Journal of Computational and Nonlinear Dynamics: Recent submissions
Now showing items 41-60 of 1786
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Servo Simulation System Using Two-Mass Dual LuGre Friction Model
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This study presents an innovative transmission model to investigate the nonlinear dynamic interaction between friction and elastic deformation in a feed drive system. The model consists of two equivalent masses, ... -
Adaptive Mesh Generation and a Higher-Order Hybrid Approximation to Time-Dependent Singularly Perturbed Reaction–Diffusion Equations
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This paper introduces a novel hybrid difference approximation for solving time-dependent reaction–diffusion problems with shifts and integral boundary conditions. The problem is singularly perturbed, and its ... -
Numerical Investigation of Localized Mode Transitions in Nonlinear Oscillator Systems With Nonreciprocal Coupling Spring Under Impulsive Excitation
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Intrinsic localized modes (ILMs) in nonlinear oscillatory systems offer promising applications in energy harvesting, vibration isolation, and noise control due to their asymmetric energy localization. However, ... -
Gradient-Driven Physics Informed Neural Networks for Conduction Heat Transfer and Incompressible Laminar Flow
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Physics-Informed Neural Networks (PINNs) have opened new possibilities for solving partial differential equations (PDEs) by embedding physical laws directly into the learning process. However, despite their ... -
Centrifugal Disk Magnetically Plucking Piezoelectric Beam for Broadband Energy Harvesting in Low-Speed Environments
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. In this paper, a broadband piezoelectric energy harvester based on an eccentric disk with frequency self-tuning for magnetic plucking in low-speed rotating environments is presented. The eccentric disk swings a ... -
On Nonlinear Distributed-Order Fractional Differential Equations for Star–Sun Graphs Clique Polynomials
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This paper introduces a graph-theoretic strategy for solving nonlinear distributed-order fractional differential equations (NDOFDEs) by utilizing the Caputo fractional derivative and the clique polynomial of ... -
Nonlinear Dynamics Analysis of Standing Stability in an Ankle–Knee–Hip Model
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Falls among middle-aged and elderly individuals represent a major health concern. Understanding the mechanisms of human balance is crucial for risk reduction. To address this need, an ankle–knee–hip model, ... -
A Direction Interpolation Method Based on the Trigonometric Collocation Method and the Runge–Kutta Method
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The direction interpolation method (DIM) based on the trigonometric collocation method and the Runge–Kutta (RK) method is developed in this work to track periodic responses in nonlinear systems. For traditional ... -
Nonlinear Dynamics of a Vertical Cantilever Beam Under Biaxial Base Excitation
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This study investigates the dynamic behavior of a vertical cantilever beam with tip mass under biaxial base excitation. Excitations are considered along the axis of the beam (vertical) and in a transverse direction ... -
Stability Analysis of Pantograph–Catenary System Under Dual-Frequency Parametric Excitation
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Dual-frequency parametric excitation widely exists in coupled systems. The action of the contact wire on the pantograph in the pantograph–catenary coupled system can be simplified as a typical dual-frequency ... -
Debunking Rumor in the Presence of Time Delays and Saturated Rates: An Optimal Control Approach
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The rapid diffusion of rumors in a large population may yield serious consequences. Debunking rumors by releasing clarifying messages is a common means of containing rumor spreading. In the process of rumor ... -
An Analytical Study of Piecewise Linear Oscillator With Coulomb Friction
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This relatively short paper deals with the analytical study of piecewise linear (PWL) oscillators subjected to Coulomb friction. Such PWL oscillators are effective reduced order models for cracked beam structures. ... -
A Repulsively Interacting Array of Magnetic Pendulums
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The motions of a system of repulsively interacting magnetic pendulums and their interaction forces are investigated. The equations of motion for the pendulum array are formulated including geometrically accurate ... -
Modeling and Validation of Compressed Snow–Tire Interactions for Traction Assessment Under Controlled Slip Conditions
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Snow traction is an important performance parameter for tire manufacturers, and it is evaluated using a standardized test (ASTM F1805-20). In this test, the tire driving traction on compressed snow is recorded ... -
Analysis of the Entropy Generation and Effects of Peristalsis on Prandtl–Eyring Fluid Flow in an Elliptical Channel: Streamlines Case
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This article investigates the effects of peristaltic flow on a non-Newtonian Prandtl–Eyring fluid in a duct with an elliptical cross section. Using dimensionless variables and the long-wavelength approximation, ... -
Resonance and Chaos Analysis of a Hybrid Rayleigh-Van Der Pol-Duffing System With Two Harmonic Excitations
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. In this paper, the dynamical properties of a hybrid Rayleigh-van der Pol-Duffing system subjected to two external periodic excitations are investigated, focusing on primary resonance, primary-superharmonic combined ... -
Vortex-Induced Vibrations Based Energy Harvester: Reduced-Order Modeling, System Dynamics, and Performance
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Oscillations of a bluff body comprised of a cylinder attached with a piezoelastic cantilever are considered in this work. An extended reduced-order model is presented for studying the dynamics and energy harvesting ... -
Audio Signal Encryption Using Memristor-Based Hyperchaotic Dynamics and Statistical Randomness Validation
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. The growing demand for secure multimedia transmission, particularly in real-time and resource-limited environments, has emphasized the need for robust audio encryption techniques. This study proposes a novel ... -
Influence Mechanism of Environmental Pressure on Hybrid Gas-Magnetic Bearing Rotor System and Its Effective Enhancement Method
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. Cryogenic turbo-expanders are widely utilized in hydrogen liquefaction systems and demand high-performance bearing technologies. A single-structured hybrid gas-magnetic bearing (SS-HGMB) can satisfy these ... -
Integration of Analytical and Numerical Models for Optimizing Planar Double Wishbone Suspension Geometry
(The American Society of Mechanical Engineers (ASME), 2026)Abstract. This study aims to develop a design methodology for a double wishbone automotive suspension using the particle swarm optimization (PSO) algorithm. To achieve this, a mathematical relationship was established to ...