Results 11 to 20 of about 369,597 (251)

Effect of automobile operating condition on the subjective equivalence of steering wheel vibration and sound [PDF]

open access: yes, 2006
The research described here was performed to define curves of subjective equivalence between steering wheel rotational vibration and sound using stimuli from different automobile operating conditions.
Giacomin, J, Ajovalasit, M
core   +8 more sources

A review of karst collapse mechanisms

open access: yesCarsologica Sinica, 2023
Karst collapse is a global geohazard and has been reported to occur in 23 countries, including China, the United States of America, Canada, South Africa, Italy, France, the United Kingdom, Germany, Russia, and Turkey.
Xiaozhen JIANG   +6 more
doaj   +1 more source

New Damped-Jerk trajectory for vibration reduction [PDF]

open access: yes, 2014
This paper derives a jerk-shaped profile to address the vibration reduction of underdamped flexible dynamics of motion system. The jerk-limited profile is a widespread smooth command pattern used by modern motion systems.
BEAREE, Richard
core   +1 more source

Recent Progress in Distributed Fiber Optic Sensors

open access: yesSensors, 2012
Rayleigh, Brillouin and Raman scatterings in fibers result from the interaction of photons with local material characteristic features like density, temperature and strain.
Xiaoyi Bao, Liang Chen
doaj   +1 more source

Study on the Transmission and Evolution Characteristics of Vibration Wave from Vibratory Roller to Filling Materials Based on the Field Test

open access: yesApplied Sciences, 2020
Compaction quality of railroad subgrade relates directly to the stability and safety of train operation, and the core problem of the Intelligent Compaction of railroads is the transmission and evolution characteristics of vibration wave.
Changwei Yang   +4 more
doaj   +1 more source

Strengthening of the railroad track for high-speed traffic on the Bukhara-Misken section [PDF]

open access: yesE3S Web of Conferences
In the article the work of ballast prism and subgrade is considered, on the basis of analysis two-layer reinforcement from geotextile is offered, also strengthening by water-soluble polymer in conditions of sandy zone on high-speed sections of railroads ...
Abdujabarov Abduhamit   +3 more
doaj   +1 more source

Human emotional response to steering wheel vibration in automobiles [PDF]

open access: yes, 2013
This is the post-print (final draft post-refereeing) version of the final published paper that is available from the link below. Copyright @ 2013 Inderscience Enterprises Ltd.This study investigates what form of correlation may exist between measures of ...
Shabani, A   +7 more
core   +1 more source

Ring model of railroad wheel vibrations [PDF]

open access: yesThe Journal of the Acoustical Society of America, 1982
A ring model for prediction of the vibration characteristics of railroad wheels is presented. Earlier workers showed that ring theory gave a good explanation of the ratio of resonant frequencies in the railroad wheel, assuming flexural modes are excited in the rim. It was assumed that the massive rim drove the plate of the wheel in forced vibration. In
openaire   +1 more source

Transient vibration analysis of a completely free plate using modes obtained by Gorman's superposition method [PDF]

open access: yes, 2010
This paper shows that the transient response of a plate undergoing flexural vibration can be calculated accurately and efficiently using the natural frequencies and modes obtained from the superposition method.
Ilanko, Sinniah, Yusuke, Mochida
core   +1 more source

Railcar Diagnostics Using Minimal-Redundancy Maximum- Relevance Feature Selection and Support Vector Machine Classification

open access: yesInternational Journal of Prognostics and Health Management, 2016
Railcar condition is an important factor in the complex web of relationships between railroads, railcar leasing companies, shippers and railcar builders. The most important reasons for this are operational safety and economic considerations pertaining to
Parham Shahidi   +2 more
doaj   +1 more source

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