Journal ArticleDOI
Non-linear analysis of a quarter-car model with stroke-dependent twin-tube shock absorber
Jan Łuczko,Urszula Ferdek +1 more
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TLDR
In this article, the analysis of a quarter-car model with a modified twin-tube hydraulic shock absorber is presented, and the results of numerical simulations are illustrated with the graphs of time histories, spectral analyses, characteristics of the damping force, and others, illustrating the processes of controlling oil flow.About:
This article is published in Mechanical Systems and Signal Processing.The article was published on 2019-01-15. It has received 19 citations till now. The article focuses on the topics: Shock absorber.read more
Citations
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Journal ArticleDOI
Investigation on the dynamic performance of a new semi-active hydro-pneumatic inerter-based suspension system with MPC control strategy
TL;DR: The results of the numerical simulations and experiments prove that the proposed new structure of SAHPISS optimizes the low-frequency effect, has a high- frequencies effect of the semi-active hydro-pneumatic suspension and verify the effectiveness of the control method.
Journal ArticleDOI
Nonlinear dynamics of a vehicle with a displacement-sensitive mono-tube shock absorber
Jan Łuczko,Urszula Ferdek +1 more
TL;DR: In this article, a new concept of absorbing car body vibrations, which consists in a modification of the construction of the classical mono-tube hydraulic shock absorber by the introduction of an additional inner cylinder with an auxiliary piston, is presented.
Journal ArticleDOI
Dynamic and steady analysis of a 2-DOF vehicle system by modified incremental harmonic balance method
TL;DR: In this paper, the dynamic response and stability of two-degree-of-freedom vehicle system subjected to an external excitation force with quadratic and cubic nonlinearities simultaneous are researched, and the differential equations of motion are deduced by utilizing the mechanical constitutive relationship.
Journal ArticleDOI
A comprehensive diagnostic system for vehicle suspensions based on a neural classifier and wavelet resonance estimators
TL;DR: In this article , the authors present an investigation into a comprehensive diagnostic system for a vehicle suspension based on an advanced algorithm for multidimensional analysis of the vibration accelerations and a neural classifier.
Journal ArticleDOI
Research on Damping Contribution Rate of Key Parameters of Valve-Controlled Damping Adjustable Damper
TL;DR: In this article , a mathematical model of damping characteristics of the valve-controlled damping adjustable damper was established, and the damping contribution rate of different key parameters under different excitation speeds was analyzed.
References
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Journal ArticleDOI
A Study of Random Vibration Characteristics of the Quarter-Car Model
Semiha Turkay,Hüseyin Akçay +1 more
TL;DR: In this article, the response of the vehicle to profile imposed excitation with randomly varying traverse velocity and variable vehicle forward velocity is analyzed using a linear shape filter with output spectrum matching the measured road spectrum.
Journal ArticleDOI
Optimal semi-active preview control response of a half car vehicle model with magnetorheological damper
TL;DR: In this paper, a half car model with magnetorheological dampers is modelled by the modified Bouc-Wen model and the MR damper performance is sought to be improved by suitable choice of input currents to the levels of performance of an active suspension based on H ∞ control without and with preview.
Journal ArticleDOI
Optimal control of vehicle random vibration with constrained suspension deflection
E.M. Elbeheiry,D.C. Karnopp +1 more
TL;DR: In this paper, the authors investigated five types of suspension systems: the fully active, limited active, the optimal passive, the actively damped, and the variable damper systems and compared them in terms of r.m.s. response, frequency domain predictions and eigen-frequency behavior as functions of disturbance intensity.
Journal ArticleDOI
Effects of random road surface roughness and long-term deflection of prestressed concrete girder and cable-stayed bridges on impact due to moving vehicles
TL;DR: In this paper, the effects of random road surface roughness and long-term deflection of prestressed concrete bridges on the impact effects due to moving vehicles are investigated, where each moving vehicle is idealised as a one-foot dynamic system, in which a mass is supported by a spring and a dashpot.
Journal ArticleDOI
Simulation and experimental validation of vehicle dynamic characteristics for displacement-sensitive shock absorber using fluid-flow modelling
Choon-Tae Lee,Byung-Young Moon +1 more
TL;DR: In this paper, a new mathematical dynamic model of shock absorber is proposed to predict the dynamic characteristics of an automotive system, which is directly related to the car behaviors and performance, both for handling and ride comfort.
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