Positive position feedback (PPF) controller for suppression of nonlinear system vibration
In this paper, a study for positive position feedback controller is presented that is used to
suppress the vibration amplitude of a nonlinear dynamic model at primary resonance and …
suppress the vibration amplitude of a nonlinear dynamic model at primary resonance and …
[HTML][HTML] Vibration suppression of a dynamical system to multi-parametric excitations via time-delay absorber
The aim of this work is to control the dynamic system behavior represented by a beam at
simultaneous primary and sub-harmonic resonance condition, where the system damage is …
simultaneous primary and sub-harmonic resonance condition, where the system damage is …
[HTML][HTML] 1: 2 and 1: 3 internal resonance active absorber for non-linear vibrating system
Vibration and dynamic chaos should be controlled in either structures or machines. An
active vibration absorber for suppressing the vibration of the non-linear plant when …
active vibration absorber for suppressing the vibration of the non-linear plant when …
[HTML][HTML] Nonlinear time delay saturation-based controller for suppression of nonlinear beam vibrations
In the present paper, time delay is considered in active suppression of nonlinear vibrations
applying saturation-based controller. Its effect on the system behavior is studied. Time delay …
applying saturation-based controller. Its effect on the system behavior is studied. Time delay …
[HTML][HTML] Stability and bifurcation analysis of a buckled beam via active control
In this paper, we focus on applying active control to nonlinear dynamical beam system to
eliminate its vibration. We analyzed stability using frequency-response equations and …
eliminate its vibration. We analyzed stability using frequency-response equations and …
Resonance clustering in wave turbulent regimes: Integrable dynamics
Two fundamental facts of the modern wave turbulence theory are 1) existence of power
energy spectra in k-space, and 2) existence of “gaps” in this spectra corresponding to the …
energy spectra in k-space, and 2) existence of “gaps” in this spectra corresponding to the …
[HTML][HTML] Nonlinear vibration analysis of a 3DOF double pendulum system near resonance
The primary goal of this work is to analyze the energized motion of three-degrees-of-
freedom (3DOF) dynamic system consisting of a coupled double pendulum with the damped …
freedom (3DOF) dynamic system consisting of a coupled double pendulum with the damped …
[HTML][HTML] Stability study and control of helicopter blade flap** vibrations
The response of a two-degree-of-freedom, controlled, autoparametric system to harmonic
excitations is studied and solved. The objective of this research is to investigate the effect of …
excitations is studied and solved. The objective of this research is to investigate the effect of …
Active vibration control of a nonlinear magnetic levitation system via Nonlinear Saturation Controller (NSC)
In this paper, a nonlinear saturation controller (NSC) is proposed to reduce the horizontal
vibration of a magnetically levitated body described by a nonlinear differential equation. An …
vibration of a magnetically levitated body described by a nonlinear differential equation. An …
Effects of delayed time active controller on the vibration of a nonlinear magnetic levitation system to multi excitations
In this paper, a time-delayed positive position feedback controller is proposed to reduce the
horizontal vibration of a magnetically levitated body subjected to multi force excitations. This …
horizontal vibration of a magnetically levitated body subjected to multi force excitations. This …