Published May 23, 2023 | Version v1

Concrete curing monitoring using polymer optical fibre Bragg grating sensors

  • 1. Photonics and Optical Sensors Research Laboratory, Cyprus University of Technology
  • 2. CONSTRUCT-LESE, Faculty of Engineering (FEUP), University of Porto
  • 3. I3N & Physics Department, University of Aveiro
  • 4. ONSTRUCT-LESE, Faculty of Engineering (FEUP), University of Porto

Description

A novel prototype sensing device based on polymer (CYTOP-XYLEX) optical fibre Bragg grating sensors was developed to monitor temperature and relative humidity levels of reinforced concrete from its initial curing phase to a prolonged period. The prototype can be used for concrete quality control offering numerous advantages, such as small size, robustness, high sensitivity, and low-cost continuous in-situ measurements.

Notes

The research leading to these results has received funding from the Horizon 2020 programme of the European Union (Marie Skłodowska-Curie Actions - Individual Fellowships) under REA grant agreement No. 844618 (project POSPORI). This work is also funded by the research project INTEGRATED/0918/0031 (LightSense Project) by the Republic of Cyprus through the Research and Innovation Foundation and European Development Fund and the Cyprus University of Technology. This paper also reports research developed under financial support provided by "FCT - Fundação para a Ciência e Tecnologia", Portugal, co-funded by the European Social Fund, namely through the post-doc fellowship of José Melo, with reference SFRH/BPD/115352/2016 and by Base Funding - UIDB/04708/2020 and Programmatic Funding - UIDP/04708/2020 of the CONSTRUCT - Instituto de I&D em Estruturas e Construções - funded by national funds through the FCT/MCTES (PIDDAC) relatively to the authors José Melo and Humberto Varum. This work was also supported by FCT/MCTES and FCT/MEC through national funds and when applicable co-funded EU funds under the projects UIDB/50025/2020-UIDP/50025/2020 and grants CEECINST/00026/2018 and 2021.00667.CEECIND.

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Additional details

Funding

Fundação para a Ciência e Tecnologia
UIDB/04708/2020 - Institute of R&D in Structures and Construction UIDB/04708/2020
Fundação para a Ciência e Tecnologia
SFRH/BPD/115352/2016 - Caracterização biaxial de pilares com armadura lisa e desenvolvimento de modelos semi-empíricos de reforço de elementos de betão armado SFRH/BPD/115352/2016
European Commission
POSPORI - Polymer Optical Sensors for Prolonged Overseeing the Robustness of civil Infrastructures 844618
Fundação para a Ciência e Tecnologia
UIDB/50025/2020 - Institute of Nanostructures, Nanomodelling and Nanofabrication UIDB/50025/2020
Fundação para a Ciência e Tecnologia
2021.00667.CEECIND/CP1659/CT0015 - Not available 2021.00667.CEECIND/CP1659/CT0015
Fundação para a Ciência e Tecnologia
CEECINST/00026/2018/CP1521/CT0015 - Not available CEECINST/00026/2018/CP1521/CT0015