Distributed detection and quantification of cracks in operating large bridges
A bridge monitoring approach is proposed for the distributed detection and quantification of
crack opening displacements (CODs) along the lengths of large bridges. The proposed …
crack opening displacements (CODs) along the lengths of large bridges. The proposed …
Stress–strain response of optical fibers in direct tension
Stress-strain response of optical fibers in direct tension is introduced in this article. The
research involved direct tension tests of optical fibers and development of theoretical …
research involved direct tension tests of optical fibers and development of theoretical …
[HTML][HTML] Smart prediction of rock crack opening displacement from noisy data recorded by distributed fiber optic sensing
The commonly used method for estimating crack opening displacement (COD) is based on
analytical models derived from strain transferring. However, when large background noise …
analytical models derived from strain transferring. However, when large background noise …
Shape reconstruction of a Timoshenko beam under the geometric nonlinearity condition
Shape sensing, which is the real-time monitoring of deformed shapes using discrete surface
strain, is a fundamental approach to ensure structural safety, reliability, and affordability …
strain, is a fundamental approach to ensure structural safety, reliability, and affordability …
Reference-free distributed monitoring of deflections in multi-span bridges
The research presented herein pertains to developing a reference-free technique for
monitoring bridge deflections under operational conditions. The method is based on …
monitoring bridge deflections under operational conditions. The method is based on …
Generalized method for distributed detection and quantification of cracks in bridges
The development of a generalized machine learning approach based on distributed
detection and quantification of cracks by optical fibers is described in this article. A Brillouin …
detection and quantification of cracks by optical fibers is described in this article. A Brillouin …
Prediction of crack opening in steel beam based on strains measured from distributed optical fiber sensor
Optical fiber sensors based on the Brillouin optical time domain analysis (BOTDA) have
good accuracy of crack opening displacement (COD) measurements. In this paper, we …
good accuracy of crack opening displacement (COD) measurements. In this paper, we …
Long term monitoring of service performance for large-span continuous rigid frame bridges based on distributed sensing under moving vehicle loads
B Wu, Y Gong, Y Feng, Z Guo, S Chen, G Wu - Structures, 2025 - Elsevier
To effectively evaluate the serviceability and stiffness distribution of large-span continuous
rigid frame bridges during operation, a novel method for evaluating the stiffness distribution …
rigid frame bridges during operation, a novel method for evaluating the stiffness distribution …
Behavior of Half-Joints: Design and Simulation of Laboratory Tests
European countries are characterized by an extensive infrastructural network, mainly built
around the 1960s and 1970s. In that period prefabrication processes were starting to gain …
around the 1960s and 1970s. In that period prefabrication processes were starting to gain …
[PDF][PDF] A preliminary investigation of the inverse Finite Element Method applied to bridge structures
Monitoring bridge deflections poses significant challenges due to the impracticality of
establishing a stable reference point for displacement sensors. Recently, the inverse Finite …
establishing a stable reference point for displacement sensors. Recently, the inverse Finite …