Complex nonlinear dynamics and vibration suppression of conceptual airfoil models: A state-of-the-art overview

Q Liu, Y Xu, J Kurths, X Liu - Chaos: An Interdisciplinary Journal of …, 2022 - pubs.aip.org
During the past few decades, several significant progresses have been made in exploring
complex nonlinear dynamics and vibration suppression of conceptual aeroelastic airfoil …

An efficient multiple harmonic balance method for computing quasi-periodic responses of nonlinear systems

Q Wang, Z Yan, H Dai - Journal of Sound and Vibration, 2023 - Elsevier
Quasi-periodic responses composed of multiple base frequencies widely exist in science
and engineering problems. The multiple harmonic balance (MHB) method is one of the most …

Time-domain minimum residual method combined with energy balance for nonlinear conservative systems

G Liu, J Liu, L Wang, Z Lu - Mechanical Systems and Signal Processing, 2022 - Elsevier
This paper presents a new semi-analytical method that combines the time-domain minimum
residual method with energy balance for nonlinear conservative systems. Due to work done …

Describing function method with pointwise balancing in time domain for periodic responses of non-smooth self-excited system

Z Zheng, Z Lu, G Liu, Y Chen - Acta Mechanica, 2023 - Springer
This paper proposes a describing function method with pointwise balancing in time domain
(DFPB), to solve periodic responses semi-analytically of self-excited systems with non …

Parameter identification method for nonsmooth aeroelastic system

WL Li, YM Chen, JK Liu, ZR Lu, G Liu - AIAA Journal, 2022 - arc.aiaa.org
In this paper, a parameter identification method merged with the precise integration method
and the predictor–corrector strategy is proposed to identify the parameters of a nonsmooth …

Describing function method with pointwise balancing in two-dimensional regularized time domain for quasi-periodic responses

Z Zheng, Z Lu, J Liu, Y Chen - Journal of Sound and Vibration, 2023 - Elsevier
This paper proposes a new semi-analytical approach, called as describing function method
with pointwise balancing (DFPB), to solve quasi-periodic (QP) responses of nonlinear …

Advanced Numerical Algorithm for Non-smoothness Differential Equations: Integrating Fractional Interpolation with Predictive-Corrective Techniques

LT Ye, YM Chen, JK Liu, QX Liu - 2024 - researchsquare.com
In this study, we investigate numerical methods for non-smooth differential equations
(NSDEs), which are pivotal in simulating abrupt phenomena in natural and engineering …