Results 11 to 20 of about 5,528 (162)

Vehicle Ride Comfort Analysis Based on Vehicle-Bridge Coupled Vibration

open access: yesShock and Vibration, 2021
The study in this paper aims to evaluate the effects of vehicle-bridge coupled vibration on the vehicle ride comfort. The mechanical model of both vehicle and bridge subsystems and the vibration differential equations are established, respectively, based
Yichang Zhang   +3 more
doaj   +1 more source

Prediction of Ride Comfort of High-Speed Trains Based on Train Seat–Human Body Coupled Dynamics Model

open access: yesApplied Sciences, 2022
A train seat–human body coupled dynamics model was established to predict the ride comfort of high-speed trains. The train and track and the seat and human body were both coupled in the model.
Heng Li, Xu Zheng, Wenqiang Dai, Yi Qiu
doaj   +1 more source

An Adaptive Controller Design for Nonlinear Active Air Suspension Systems with Uncertainties

open access: yesMathematics, 2023
Active air spring suspensions can improve the vehicle ride comfort and meanwhile realize the vehicle height regulation, and therefore, they have been widely used and studied.
Jinhua Zhang, Yi Yang, Cheng Hu
doaj   +1 more source

Uncertainty Quantification of Ride Comfort Based on gPC Framework for a Fully Coupled Human–Vehicle Model

open access: yesApplied Sciences, 2023
We investigated the stochastic response of a person sitting in a driving vehicle to quantify the impact of an uncertain parameter important in controlling defect reduction in terms of ride comfort.
Byoung-Gyu Song   +2 more
doaj   +1 more source

Influences of Carbody Vertical Flexibility on Ride Comfort of Railway Vehicles

open access: yesArchive of Mechanical Engineering, 2017
The article investigates the influence of the carbody vertical flexibility on the ride comfort of the railway vehicles. The ride comfort is evaluated via the comfort index calculated in three reference points of the carbody.
Dumitriu Mădălina, Cruceanu Cătălin
doaj   +1 more source

A Full-Scale Experimental Investigation on Ride Comfort and Rolling Motion of High-Speed Train Equipped With MR Dampers

open access: yesIEEE Access, 2021
Achieving higher operation speeds safely and comfortably is yet a significant challenge in the railway industry. The rail irregularities and wheel-rail interactions in a train running at high speeds may result in large-amplitude vibration in the train ...
S. M. Sajjadi Alehashem   +2 more
doaj   +1 more source

Predicting vehicle ride comfort [PDF]

open access: yesThe Journal of the Acoustical Society of America, 1981
Laboratory experiments have shown that the discomfort caused by whole-body vibration is highly dependent on the frequency, direction and duration of the vibration, the occurrence of impulses, and on the locations of the points of contact of the body with vibrating surfaces. The acceptability of vibration in vehicles depends on situational factors which
Michael J. Griffin, Kenneth C. Parsons
openaire   +1 more source

Evaluation of Sperling’s Index in Passenger and Freight Trains Under Different Speeds and Track Irregularities [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2022
The two factors of track irregularity and train speed affect the dynamic behavior of rail vehicles and can lead to an increase in dynamic forces, a decrease in ride comfort, and derailment in some cases.
sajjad sattari   +4 more
doaj   +1 more source

Assessment of Passenger’s Ride Comfort of a Tricycle

open access: yesLogi, 2018
Passenger ride comfort of road vehicles is one of the most important performances of vehicle. The research of automotive passenger ride comfort is getting more and more important.
Dižo Ján   +2 more
doaj   +1 more source

Proposal of ride comfort control system by psychological state estimation of the driver

open access: yesNihon Kikai Gakkai ronbunshu, 2015
In the current automobile industry, the demand for ultra-compact vehicles as a means of transportation within a local area for elderly people, for example, for shopping, has been increasing.
Hideaki KATO   +3 more
doaj   +1 more source

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