Generalized stochastic resonance in a time-delay fractional oscillator with damping fluctuation and signal-modulated noise

L Lin, T Lin, R Zhang, H Wang - Chaos, Solitons & Fractals, 2023 - Elsevier
In this study, we propose a time-delayed fractional oscillator (FO) subjected to damping
fluctuation and signal-modulated noise, and investigate the generalized stochastic …

The adaptive bearing fault diagnosis based on optimal regulation of generalized SR behaviors in fluctuating-damping induced harmonic oscillator

K Chen, Y Lu, R Zhang, H Wang - Mechanical Systems and Signal …, 2023 - Elsevier
Stochastic resonance (SR) has been widely used in bearing fault diagnosis due to the noise-
assisted enhancement principle of weak fault signal. The purpose of this paper is to cast off …

Extinction of oscillating populations

NR Smith, B Meerson - Physical Review E, 2016 - APS
Established populations often exhibit oscillations in their sizes that, in the deterministic
theory, correspond to a limit cycle in the space of population sizes. If a population is isolated …

Noisy oscillator: Random mass and random damping

S Burov, M Gitterman - Physical Review E, 2016 - APS
The problem of a linear damped noisy oscillator is treated in the presence of two
multiplicative sources of noise which imply a random mass and random damping. The …

[图书][B] Noisy Oscillator, The: Random Mass, Frequency, Damping

M Gitterman - 2012 - books.google.com
The properties of the harmonic oscillator with random frequency or/and random damping
formed the content of the first edition. The second edition includes hundreds of publications …

Collective dynamics of fluctuating–damping coupled oscillators in network structures: Stability, synchronism, and resonant behaviors

R Zhang, L Meng, L Yu, S Shi, H Wang - Physica A: Statistical Mechanics …, 2024 - Elsevier
The investigation of collective behaviors and synergies in coupled systems holds great
significance in many fields. In this paper, we propose the coupled system of overdamped …

Collective behaviors in globally coupled harmonic oscillators with fluctuating damping coefficient

L Lai, L Zhang, T Yu - Nonlinear Dynamics, 2019 - Springer
In this paper, the collective behaviors in a globally coupled system consisting of harmonic
oscillators with damping fluctuation modeled as dichotomous noise are investigated. First …

Exact and approximate analytical solutions of oscillator with piecewise linear asymmetrical damping

M Silveira, P Wahi, JCM Fernandes - International Journal of Non-Linear …, 2019 - Elsevier
The objective of this work is to present exact and approximate analytical solutions of a 1-
DOF oscillator with asymmetrical damping under harmonic excitation, and to explore the role …

Tempered anomalous dynamics of globally coupled harmonic oscillators in the fluctuating potential field: stability, synchronism, and collective behaviors

L Meng, R Zhang, L Yu, H Wang - The European Physical Journal Plus, 2024 - Springer
The investigation of tempered anomalous dynamics holds great significance in many fields.
In this study, we propose a model of globally coupled harmonic oscillators with tempered …

Impact of Sources of Damping on the Fragility Estimates of Wind Turbine Towers

S Baisthakur, V Pakrashi… - … -ASME Journal of …, 2024 - asmedigitalcollection.asme.org
Fragility estimates in wind turbine towers have been investigated but the effect of damping
on fragility has not been studied. While damping can often be small, it can come from …