627 Result(s)

Article

Towards efficient control synthesis for nonlinear wave energy conversion systems: impedance-matching meets the spectral-domain

Existing studies within the literature that focus on designing parametric energy-maximizing controllers for Wave Energy Converter (WEC) systems predominantly rely on the impedance-matching (IM) principle, orig...

Mauro Bonfanti, Nicolás Faedo, Giuliana Mattiazzo in Nonlinear Dynamics (2024)

Article

Dynamics and energy harvesting from parametrically coupled self-excited electromechanical oscillator

The investigated parametrically coupled electromechanical structure is composed of a mechanical Duffing oscillator whose mass sits on a moving belt surface. The driving electrical network is a van der Pol osci...

Godwin Sani, Maksymilian Bednarek, Krzysztof Witkowski… in Nonlinear Dynamics (2024)

Article

Stability analysis of interval type-2 sampled-data polynomial fuzzy-model-based control system with a switching control scheme

The stability of an interval type-2 (IT2) sampled-data (SD) polynomial fuzzy-model-based control system with a switching control scheme is studied in this paper. The uncertain nonlinear plant is depicted via a...

Ming Chen, Hak-Keung Lam, Bo **ao, Hongying Zhou, Chengbin Xuan in Nonlinear Dynamics (2024)

Article

On \(\frac{1}{2}\) -DOF active dampers to suppress multistability vibration of a \(2\) -DOF rotor model subjected to simultaneous multiparametric and external harmonic excitations

This article addresses the bifurcation characteristics and vibration reduction of a \(2\) ...

Nasser A. Saeed, Jan Awrejcewicz, Randa A. Elashmawey… in Nonlinear Dynamics (2024)

Article

Mechanism and suppression of friction-induced vibration in catenary-pantograph system

An unexplained instability phenomenon in railways is known to be caused by sliding friction in a catenary-pantograph system at low speeds. This is an important engineering problem because this instability phen...

Yuki Amano, Shigeyuki Kobayashi, Hiroshi Yabuno, Yoshitaka Yamashita… in Nonlinear Dynamics (2024)

Article

Dynamic reduction technique for nonlinear analysis of spur gear pairs

In this study the dynamic response of a spur gear pair is analyzed using a novel nonlinear approach. The actual rolling motion and engagement of the system is simulated using a set of reduced order models obta...

Fabio Bruzzone, Carlo Rosso, Stephanos Theodossiades in Nonlinear Dynamics (2024)

Article

Explicit frictional stick–slip dynamics of elastic contact problem incorporating the LuGre model

Dynamical contact problem with friction is of continuous concern and have been investigated over the years. The effective and accurate description of the development of the friction force is the key to this pr...

Han Hu, **aosong Zhu, Anas Batou, Huajiang Ouyang in Nonlinear Dynamics (2024)

Article

Sinusoidal oscillator parametrically forced to robust hyperchaotic states: the lumpkin case

The objective of this paper is to showcase the capability of the conventional circuit structure known as the Lumpkin oscillator, widely employed in practical applications, to operate in robust chaotic or hyper...

Jiri Petrzela, Ladislav Polak in Nonlinear Dynamics (2024)

Article

Experimental bifurcation analysis of a clamped beam with designed mechanical nonlinearity

We use control-based continuation (CBC) to perform an experimental bifurcation study of a periodically forced dual-beam. The nonlinearity is of geometric nature, provided by a thin, clamped beam. The overall s...

Seigan Hayashi, Stefanie Gutschmidt, Rua Murray, Bernd Krauskopf in Nonlinear Dynamics (2024)

Article

Pulse mitigation in ordered granular structures: from granular chains to granular networks

Ordered granular structures have garnered considerable attention across various fields due to their capacity to manipulate the transmission of mechanical energy and mitigate the adverse effects of impacts and ...

M. Espinosa, E. P. Calius, A. Hall, G. Dodd, R. Das in Nonlinear Dynamics (2024)

Article

Dominant patterns in small directed bipartite networks: ubiquitous generalized tripod gait

The synchronization patterns exhibited by small networks of neurons that regulate biological processes (CPGs) have aroused growing scientific interest. In many of these networks there is a main behavioral patt...

Álvaro Lozano, Rubén Vigara, Carmen Mayora-Cebollero, Roberto Barrio in Nonlinear Dynamics (2024)

Article

Nonlinear spatiotemporal characteristics of wind–rain flow around the trains passing through the tunnel entrance during rainstorms

Tropical storms present a significant risk to the safety of high-speed trains due to the extreme wind and rainfall they bring. This study employs Eulerian multiphase and Shear-Stress Transport k-ω turbulence mode...

Guo-Zhi Li, E Deng, Yi-Qing Ni, De-Hui Ouyang, Wei-Chao Yang in Nonlinear Dynamics (2024)

Article

On the role of different nonlinear dam** forms in the dynamic behavior of the generalized Beck’s column

The influence of internal and external nonlinear dam** forms on the dynamics of a generalized Beck’s column, namely a visco-elastic cantilever beam, subjected to conservative and non-conservative loads at it...

Giovanni Migliaccio, Francesco D’Annibale in Nonlinear Dynamics (2024)

Article

Real-time explicit co-simulation of wire-rope systems for industrial mobile harbor cranes

This paper presents an investigation into the real-time explicit co-simulation of mobile harbor cranes under hoisting operation. The system is divided into two subsystems, with Subsystem 1 representing the pay...

Narges Mohammadi, Asko Rouvinen, Pasi Korkealaakso, José L. Escalona in Nonlinear Dynamics (2024)

Article

Bifurcation in an modified model of neutrophil cells with time delay

The hematological stem cells model is introduced with neutrophil dynamics of two department model setting forth. During the cells differentiation and proliferation process, the neutrophils are functioned with ...

S. Q. Ma, S. J. Hogan in Nonlinear Dynamics (2024)

Article

Snap-back repellers and chaos in a class of discrete-time memristor circuits

In the last decade the flux-charge analysis method (FCAM) has been successfully used to show that continuous-time (CT) memristor circuits possess for structural reasons first integrals (invariants of motion) a...

Mauro Di Marco, Mauro Forti, Luca Pancioni, Alberto Tesi in Nonlinear Dynamics (2024)

Article

Efficient path integral approach via analytical asymptotic expansion for nonlinear systems under Gaussian white noise

In this paper an efficient formulation of the Path integral (PI) approach is developed for determining the response probability density functions (PDFs) and first-passage statistics of nonlinear oscillators su...

Alberto Di Matteo, Antonina Pirrotta in Nonlinear Dynamics (2024)

Article

On the simplification of the internal nonlinear robot models for the MPC-based visual servoing

Visual servoing enables tracking and gras** of static and moving objects and locating regions of interest. Its implementation requires the coordination of low-level control tasks with high-level supervision ...

Patryk Chaber, Paweł D. Domański, Piotr M. Marusak, Robert Nebeluk… in Nonlinear Dynamics (2024)

Article

Correction to: Coupled nonlinear Schrödinger (CNLS) equations for two interacting electrostatic wavepackets in a non-Maxwellian fluid plasma model

N. Lazarides, Ioannis Kourakis in Nonlinear Dynamics (2024)

Article

Systematic search for islets of stability in the standard map for large parameter values

In the seminal paper, Chirikov (Phys Rep 52:263–379, 1979) showed that the standard map does not exhibit a boundary to chaos, but rather that there are small islands (“islets”) of stability for arbitrarily lar...

Alexandre R. Nieto, Rubén Capeáns, Miguel A. F. Sanjuán in Nonlinear Dynamics (2024)