Rayleigh-based distributed optical fiber sensing

L Palmieri, L Schenato, M Santagiustina, A Galtarossa - Sensors, 2022 - mdpi.com
Distributed optical fiber sensing is a unique technology that offers unprecedented
advantages and performance, especially in those experimental fields where requirements …

Polymer optical fiber and fiber Bragg grating sensors for biomedical engineering Applications: A comprehensive review

LA Ngiejungbwen, H Hamdaoui, MY Chen - Optics & Laser Technology, 2024 - Elsevier
Abstract Polymer or Plastic Optical Fiber sensors (POFs) and Fiber Bragg Grating sensors
(FBGs) have gained increasing popularity in biomedical engineering (BME) applications …

Automatic interpretation of strain distributions measured from distributed fiber optic sensors for crack monitoring

Y Liu, Y Bao - Measurement, 2023 - Elsevier
Distributed fiber optic sensors have exhibited superior capabilities in monitoring cracks in
engineering structures through measuring detailed strain distributions. However, manually …

Crack monitoring on concrete structures with distributed fiber optic sensors—Toward automated data evaluation and assessment

B Richter, M Herbers, S Marx - Structural Concrete, 2024 - Wiley Online Library
The ability to measure strains quasi‐continuously with high spatial resolution makes
distributed fiber optic sensing a promising technology for structural health monitoring as it …

[HTML][HTML] Strain, crack, stress and shape diagnostics of new and existing post-tensioned structures through distributed fibre optic sensors

B Piątek, T Howiacki, M Kulpa, T Siwowski, R Sieńko… - Measurement, 2023 - Elsevier
Prestressed concrete is commonly used in the construction of safety–critical structures such
as large-span girders or slabs. The article focuses on post-tensioned elements, in which …

Crack shape coefficient: comparison between different DFOS tools embedded for crack monitoring in concrete

T Howiacki, R Sieńko, Ł Bednarski, K Zuziak - Sensors, 2023 - mdpi.com
The article presents research on the performance of different distributed fibre optic sensing
(DFOS) tools, including both layered cables and monolithic composite sensors. The main …

Experimental investigation on the damage evolution and failure mechanism of segmental joints based on DOFS and AE

W Guo, K Feng, X Lu, M Qi, C He, M Xiao… - Engineering Failure …, 2023 - Elsevier
The damage evolution and failure mechanism of segmental joint are of great significance for
the design and safety assessment for segment structures. In this study, a series of full-scale …

The smart nervous system for cracked concrete structures: theory, design, research, and field proof of monolithic DFOS-based sensors

Ł Bednarski, R Sieńko, T Howiacki, K Zuziak - Sensors, 2022 - mdpi.com
The article presents research on the performance of composite and monolithic sensors for
distributed fibre optic sensing (DFOS). The introduction summarises the design of the …

Research on circumferential joint shear damage characteristics of segments with positioning tenon through distributed fiber optic-based sensing technique

Q Yan, Y Qiu, J Zhang, Z Xiong, C Zhang, C Yao… - Engineering Failure …, 2024 - Elsevier
Positioning tenons have been used in more and more subway projects to improve segment
assembly performance and to limit the occurrence of common problems between segments …

Imaging research on damage localization of concrete structure based on Lamb wave and Bayesian fusion algorithm

Y Zhang, C Su, W Gao, P Yuan - Materials Today Communications, 2024 - Elsevier
Concrete structures are critical materials in the field of industrial construction and are
susceptible to invisible damage under the influence of a variety of factors. The method of …