Recent developments of some asymptotic methods and their applications for nonlinear vibration equations in engineering problems: A review

M Bayat, I Pakar, G Domairry - Latin American Journal of Solids and …, 2012 - SciELO Brasil
This review features a survey of some recent developments in asymptotic techniques and
new developments, which are valid not only for weakly nonlinear equations, but also for …

Nonlinear oscillators dynamics using optimal and modified homotopy perturbation method

T Roy, B Rath, J Asad, DK Maiti… - Journal of Low …, 2024 - journals.sagepub.com
This study investigates the several strongly nonlinear oscillators (Van der Pol, Duffing and
Rayleigh) for which we have applied the most powerful and advanced optimal semi …

Power series approach to nonlinear oscillators

AA As' ad, J Asad - … of Low Frequency Noise, Vibration and …, 2024 - journals.sagepub.com
In this article, we introduce a nonlinear oscillator equation containing two strong linear
terms. An approximate solution was obtained using power series approach. Furthermore, by …

Nonlinear analysis of two-degree of freedom system with nonlinear springs

M Bayat, M Head, L Cveticanin, P Ziehl - Mechanical Systems and Signal …, 2022 - Elsevier
In this paper, an analytic solving procedure for a two degree of freedom oscillatory system
(2DOF) is considered. Vibration of the two-mass system is mathematically modeled with two …

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 …

[HTML][HTML] Approximate analysis of two-mass–spring systems and buckling of a column

SS Ganji, A Barari, DD Ganji - Computers & Mathematics with Applications, 2011 - Elsevier
Max–Min Approach (MMA) is applied to obtain an approximate solution of three practical
cases in terms of a nonlinear oscillation system. After finding maximal and minimal solution …

Analysis of a bio-inspired multistage nonlinear vibration isolator: an elliptic harmonic balance approach

W Wu, B Tang - Archive of Applied Mechanics, 2022 - Springer
Recently, studies on isolation of low-and ultra-low-frequency micro-vibrations have been
gaining attention to protect sensitive components, improve operating comfort, and enhance …

Nonlinear dynamics of two degree of freedom systems with linear and nonlinear stiffnesses

M Bayat, I Pakar - Earthquake Engineering and Engineering Vibration, 2013 - Springer
In this study, a new analytical approach is developed to analyze the free nonlinear vibration
of conservative two-degree-of-freedom (TDOF) systems. The mathematical models of these …

Analytical evaluation of the nonlinear vibration of coupled oscillator systems

M Bayat, M Shahidi, A Barari… - … für Naturforschung A, 2011 - degruyter.com
We consider periodic solutions for nonlinear free vibration of conservative, coupled mass-
spring systems with linear and nonlinear stiffnesses. Two practical cases of these systems …

Research on static and dynamic characteristics of shear spring of the vibrating flip-flow screen

G Zhao, X Wang, C Yu, S Liu, J Zhou, G Zhu - Symmetry, 2020 - mdpi.com
The vibrating flip-flow screen (VFFS) is a high-efficiency device currently used for deep
screening of moist fine-grained materials. During VFFS operation, the normal operation of …