Results 41 to 50 of about 30,446 (313)

A Numerical–Experimental Approach for Multi‐Matrix Fiber‐Reinforced Plastics Characterization Using Finite Element Model Updating

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical–experimental framework is developed for characterizing multi‐matrix fiber‐reinforced polymers (MM‐FRPs) combining epoxy and polyurethane matrices. Harmonic bending tests are integrated with finite element model updating (FEMU) to simultaneously identify elastic and viscoelastic material parameters.
Rodrigo M. Dartora   +4 more
wiley   +1 more source

Damping System Designs using Nonlinear Frequency Analysis Approach [PDF]

open access: yes, 2012
The main purpose of this thesis focuses on the investigation of the frequency domain analysis and design approaches for nonlinear damping systems. With the development of modern mechanical and civil engineering structures, the vibration control has ...
Guo, Pengfei
core  

3 sampled-data control of nonlinear systems [PDF]

open access: yes, 2006
This chapter provides some of the main ideas resulting from recent developments in sampled-data control of nonlinear systems. We have tried to bring the basic parts of the new developments within the comfortable grasp of graduate students.
Nesic, Dragan   +2 more
core   +1 more source

Equivalent Nonlinearization Technique for Random Analysis of Nonlinear System With Fractional Derivative Damping

open access: yesShock and Vibration
Solving nonlinear systems with fractional derivative damping is often challenging, particularly in cases of strong damping and excitation. To derive solutions for such strong nonlinear systems more concisely, this manuscript presents an approximate ...
Ming Xu
doaj   +1 more source

Modeling the Dynamics of a Passenger Car Using Experimental Data on Nonlinear Passive Shock Absorbers

open access: yesAutomotive Experiences
This study explores the dynamic response of passenger cars equipped with nonlinear passive shock absorbers, emphasizing the nonlinear damping characteristics over traditional linear models in simulating real-world driving conditions.
Avicenna An-Nizhami   +7 more
doaj   +1 more source

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

Integrating damping and non-linearities in a vibration design process [PDF]

open access: yes, 2013
Classical vibration design uses modes and transfer functions generated with the superposition principle to allow the verification of design objectives.
BALMES, Etienne
core  

Forcing, damping and detuning for single and coupled Van der Pol oscillators [PDF]

open access: yes, 2014
We use Melnikov function techniques together with geometric methods of bifurcation theory to study the interactions of forcing, damping and detuning on resonant periodic orbits for single and coupled forced Van Der Pol oscillators. For a coupled pair the
Afshar-Nejad, Z, Chillingworth, D.R.J
core   +1 more source

Nonlinear damping in micromachined bridge resonators [PDF]

open access: yes, 2023
This study presents a thorough theoretical and experimental investigation on the nonlinear damping of in-plane micromachined electromechanical resonators.
Hajjaj, Amal Z.   +4 more
core   +1 more source

An overview of modern seismic analyses with different ways of damping introduction [PDF]

open access: yesGrađevinski Materijali i Konstrukcije, 2017
The authors of the paper, on the basis of the analysis of a large number of scientific papers, presented their original systematization of seismic analyses of structures, where a large number of them were developed during the last twenty years.
Ćosić Mladen   +2 more
doaj   +1 more source

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