Fiber Interferometric System for Vehicle Monitoring Near Railway Level Crossings

Kód výsledku v IS VaVaI

<a href="https://www.isvavai.cz/riv?ss=detail&h=RIV%2F61989100%3A27240%2F19%3A10244283" target="_blank" >RIV/61989100:27240/19:10244283 - isvavai.cz</a>

Výsledek na webu

<a href="http://avestia.com/ICCSTE2019_Proceedings/files/paper/ICCSTE_187.pdf" target="_blank" >http://avestia.com/ICCSTE2019_Proceedings/files/paper/ICCSTE_187.pdf</a>

DOI - Digital Object Identifier

<a href="http://dx.doi.org/10.11159/iccste19.187" target="_blank" >10.11159/iccste19.187</a>

Jazyk výsledku

angličtina

Název v původním jazyce

Fiber Interferometric System for Vehicle Monitoring Near Railway Level Crossings

Popis výsledku v původním jazyce

The article describes the development of the vehicle monitoring system that is applicable in the vicinity of the railway level crossings. The proposed system is based on a Mach-Zehnder fiber interferometer sensor, which has a measurement arm embedded in the road surface. The sensor is passive and requires no electrical power at the installation site, immune electromagnetic interference, and is compatible with existing single-mode fiber infrastructure. Experimental measurements were focused on the response of sensors utilizing different mechanical structures of fiber loops, slow-moving vehicles, and sensor function in continuous snow cover. Installed optical fibers in the roadway are regularly monitored and evaluated for their durability. The results have shown that it is possible to detect individual vehicles but above all their axles, which opens the way for vehicle classification. The detection capability of the system is absolute even with continuous snow cover. For slow-moving vehicles, double axle detection occurred due to the longitudinal dimensions of the loop, which will be solved by the second generation of sensors. The resulting system will be installed on a selected railroad crossing as a complement to the existing camera system.

Název v anglickém jazyce

Fiber Interferometric System for Vehicle Monitoring Near Railway Level Crossings

Popis výsledku anglicky

The article describes the development of the vehicle monitoring system that is applicable in the vicinity of the railway level crossings. The proposed system is based on a Mach-Zehnder fiber interferometer sensor, which has a measurement arm embedded in the road surface. The sensor is passive and requires no electrical power at the installation site, immune electromagnetic interference, and is compatible with existing single-mode fiber infrastructure. Experimental measurements were focused on the response of sensors utilizing different mechanical structures of fiber loops, slow-moving vehicles, and sensor function in continuous snow cover. Installed optical fibers in the roadway are regularly monitored and evaluated for their durability. The results have shown that it is possible to detect individual vehicles but above all their axles, which opens the way for vehicle classification. The detection capability of the system is absolute even with continuous snow cover. For slow-moving vehicles, double axle detection occurred due to the longitudinal dimensions of the loop, which will be solved by the second generation of sensors. The resulting system will be installed on a selected railroad crossing as a complement to the existing camera system.

Druh

D - Stať ve sborníku

CEP obor

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OECD FORD obor

20201 - Electrical and electronic engineering

Projekt

Výsledek vznikl pri realizaci vícero projektů. Více informací v záložce Projekty.

Návaznosti

P - Projekt vyzkumu a vyvoje financovany z verejnych zdroju (s odkazem do CEP)

Rok uplatnění

2019

Kód důvěrnosti údajů

S - Úplné a pravdivé údaje o projektu nepodléhají ochraně podle zvláštních právních předpisů

Název statě ve sborníku

Proceedings of the 4th International Conference on Civil, Structural and Transportation Engineering (ICCSTE&apos;19) : June 11 - 12, 2019, Ottawa, Canada

ISBN

978-1-927877-58-6

ISSN

2369-3002

e-ISSN

—

Počet stran výsledku

7

Strana od-do

1-7

Název nakladatele

International ASET Inc.

Místo vydání

Ottawa

Místo konání akce

Ottawa

Datum konání akce

11. 6. 2019

Typ akce podle státní příslušnosti

WRD - Celosvětová akce

Kód UT WoS článku

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