Results 21 to 30 of about 5,219,531 (278)

Semi-active control of a nonlinear quarter-car model of hyperloop capsule vehicle with Skyhook and Mixed Skyhook-Acceleration Driven Damper controller

open access: yesAdvances in Mechanical Engineering, 2021
A suspension system is one of the integral parts of a hyperloop capsule train, which is used to isolate the car-body from bogie vibration to provide a safer and comfortable service.
Birhan Abebaw Negash   +4 more
doaj   +1 more source

Semi-Active Suspension Control Based on Deep Reinforcement Learning

open access: yesIEEE Access, 2020
The performance of vehicle body vibration and ride comfort of active or semi-active suspension with proper control is better than that with passive suspension.
Liu Ming   +4 more
doaj   +1 more source

An Investigation on Energy Recovery Analysis of Active Suspension System [PDF]

open access: yes, 2013
Currently active suspension system is more applicable than passive for improving the suspension performance, ensuring the stability and passenger safety in modern automotive suspension system.
Gu, Fengshou   +7 more
core   +3 more sources

Ride comfort investigation of semi-active seat suspension integrated with quarter car model

open access: yesMechanics & Industry, 2022
A method for parameter identification of the magnetorheological damper (MRD) model with an improved firefly algorithm (IFA) is proposed, and a semi-active seat control system with three-degree-of-freedom (3-DOF) is established by combining with a quarter
Chen Xiaoliang   +3 more
doaj   +1 more source

Coordinated Compensation Between Active and Semi-Active Actuators for Suspension Control System

open access: yesIEEE Access, 2022
This paper presents coordinated compensation schemes between active and semi-active actuators in suspension control system. Generally in active suspension systems, active actuators have been adopted to generate a control force calculated by a controller.
Yonghwan Jeong   +3 more
doaj   +1 more source

The Influence of Semi-Active Suspension Adjustment on Vehicle Body Pitch Oscillations

open access: yesTransport and Telecommunication, 2019
In this paper the relation between semi-active suspension characteristics and vertical oscillations of the vehicle body on road roughness is analysed. During experimental tests, the damping of semi-active suspension was changed while measuring vehicle's ...
Surblys Vytenis   +2 more
doaj   +1 more source

Skyhook surface sliding mode control on semi-active vehicle suspension systems for ride comfort enhancement [PDF]

open access: yes, 2009
A skyhook surface sliding mode control method was proposed and applied to the control on the semi-active vehicle suspension system for its ride comfort enhancement.
Yi Chen, Chen, Y.
core   +1 more source

Control of a new low-cost semi-active vehicle suspension system using artificial neural networks

open access: yesAlexandria Engineering Journal, 2020
This work proposes a new suspension system for vehicles through replacing passive ordinary suspension with a new low-cost semi-active suspension. The new proposed system consists of a hydraulic piston with proportional throttle valve mounted outside the ...
Mostafa Ghoniem   +2 more
doaj   +1 more source

Reinforcement-Learning-Based Vibration Control for a Vehicle Semi-Active Suspension System via the PPO Approach

open access: yesApplied Sciences, 2022
The vehicle semi-active suspension system plays an important role in improving the driving safety and ride comfort by adjusting the coefficients of the damping and spring.
Shi-Yuan Han, Tong Liang
doaj   +1 more source

Preview Estimation and Control for (Semi-) Active Suspensions

open access: yesVehicle System Dynamics, 1993
An active suspension with preview is tested for rounded pulses and a stochastic road surface, and is compared to a passive suspension. The spectacular performance improvement obtained for a step function as road surface is not achieved but the improvement is still significant. The frequency response of the active suspension is determined for comparison
Huisman, R.G.M.   +3 more
openaire   +2 more sources

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