<abstract xmlns="http://www.w3.org/1999/xhtml"><p>This article is focused on the analysis of the use of distributed fibre-optic technology for security monitoring of road tunnel and motorway tunnel structural load. The authors focused on the measurements of deformation utilizing Brillouin Time Domain Reflectometry (BOTDR). The principle is based on the measurement of stimulated Brillouin scattering. The article describes and analyses real measurements within a period of 5 months, which were carried out during the tunnelling and the whole process of building a new tunnel in Žilina, Slovakia. The performed experimental measurements were carried out using a standard optic telecommunication cable with water-absorbing aramid yarns and a jacket with a diameter of 4.2 mm. The contribution of this article lies in the introductory analysis of the implementation and use of the fibre-optic technology for security monitoring of road tunnel and motorway tunnel structural load.</p></abstract>

This article is focused on the analysis of the use of distributed fibre-optic technology for security monitoring of road tunnel and motorway tunnel structural load. The authors focused on the measurements of deformation utilizing Brillouin Time Domain Reflectometry (BOTDR). The principle is based on the measurement of stimulated Brillouin scattering. The article describes and analyses real measurements within a period of 5 months, which were carried out during the tunnelling and the whole process of building a new tunnel in Žilina, Slovakia. The performed experimental measurements were carried out using a standard optic telecommunication cable with water-absorbing aramid yarns and a jacket with a diameter of 4.2 mm. The contribution of this article lies in the introductory analysis of the implementation and use of the fibre-optic technology for security monitoring of road tunnel and motorway tunnel structural load.

Analysis of the highway tunnels monitoring using an optical fiber implemented into primary lining

Department of Telecommunications, Faculty of Electrical Engineering and Computer Science

Department of Building Materials and Diagnostics of Structures, Faculty of Civil Engineering

Department of Geotechnics and Underground Engineering, Faculty of Civil Engineering

Department of Cybernetics and Biomedical Engineering, Faculty of Electrical Engineering and Computer Science

Journal of Electrical Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

This article is focused on the analysis of the use of distributed fibre-optic technology for security monitoring of road tunnel and motorway tunnel structural...

Analysis of the highway tunnels monitoring using an optical fiber implemented into primary lining

Publié en ligne: 28 nov. 2017

Pages: 364 - 370

Reçu: 09 juil. 2017

DOI: https://doi.org/10.1515/jee-2017-0068

Mots clés
Brillouin time domain reflectometry (BOTDR), fibre-optic sensor

© 2017 Marcel Fajkus et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Analysis of the highway tunnels monitoring using an optical fiber implemented into primary lining

Publié en ligne: 28 nov. 2017

Pages: 364 - 370

Reçu: 09 juil. 2017

DOI: https://doi.org/10.1515/jee-2017-0068

Mots clésBrillouin time domain reflectometry (BOTDR), fibre-optic sensor

© 2017 Marcel Fajkus et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Mots clés
Brillouin time domain reflectometry (BOTDR), fibre-optic sensor