Path integral methods for the probabilistic analysis of nonlinear systems under a white-noise process

M Di Paola, G Alotta - ASCE-ASME Journal of Risk …, 2020 - asmedigitalcollection.asme.org
In this paper, the widely known path integral method, derived from the application of the
Chapman–Kolmogorov equation, is described in details and discussed with reference to the …

[HTML][HTML] Response regimes of narrow-band stochastic excited linear oscillator coupled to nonlinear energy sink

H Xiong, X Kong, Z Yang, Y Liu - Chinese Journal of Aeronautics, 2015 - Elsevier
This paper draws attention to the issue of the vibration absorption of nonlinear mechanical
system coupled to nonlinear energy sink (NES) under the impact of the narrow band …

Nonlinear vibrations of beams and plates with fractional derivative elements subject to combined harmonic and random excitations

PD Spanos, G Malara - Probabilistic Engineering Mechanics, 2020 - Elsevier
This paper proposes an efficient approach for estimating reliably the second order statistics
of the response of continua excited by combinations of harmonic and random loads. The …

Wiener path integrals and multi-dimensional global bases for non-stationary stochastic response determination of structural systems

AF Psaros, I Petromichelakis… - Mechanical Systems and …, 2019 - Elsevier
A novel approximate technique based on Wiener path integrals (WPIs) is developed for
determining, in a computationally efficient manner, the non-stationary joint response …

Transient probabilistic solution of stochastic oscillator under combined harmonic and modulated Gaussian white noise stimulations

J Luo, GK Er, VP Iu, CC Lam - Nonlinear Dynamics, 2023 - Springer
An advanced procedure is introduced in this study for determining the transient probability
density function (PDF) of the stochastic oscillator with various nonlinearity under combined …

Fokker–Planck equation analysis of randomly excited nonlinear energy harvester

P Kumar, S Narayanan, S Adhikari… - Journal of Sound and …, 2014 - Elsevier
The probability structure of the response and energy harvested from a nonlinear oscillator
subjected to white noise excitation is investigated by solution of the corresponding Fokker …

The Duffing oscillator under combined periodic and random excitations

ND Anh, NN Hieu - Probabilistic Engineering Mechanics, 2012 - Elsevier
The Duffing oscillator under combined periodic and random excitations is investigated by a
simple technique. The system response is separated into the deterministic and random parts …

Stochastic response of hysteresis system under combined periodic and stochastic excitation via the statistical linearization method

F Kong, PD Spanos - Journal of Applied Mechanics, 2021 - asmedigitalcollection.asme.org
A statistical linearization approach is proposed for determining the response of the single-
degree-of-freedom of the classical Bouc–Wen hysteretic system subjected to excitation both …

Nonlinear dynamics of dry friction oscillator subjected to combined harmonic and random excitations

P Kumar, S Narayanan - Nonlinear Dynamics, 2022 - Springer
The dynamics of a nonlinear single degree freedom oscillator on a moving belt subjected to
combined harmonic and random excitations is numerically investigated. The dynamics is …

[HTML][HTML] Transient probability in basins of noise influenced responses of mono and coupled Duffing oscillators

L Cilenti, B Balachandran - Chaos: An Interdisciplinary Journal of …, 2021 - pubs.aip.org
Duffing systems excited by harmonic excitations and subjected to noise additions are
considered, and it is examined whether the noise addition can be used to steer the response …