Distributed optical fiber sensing and applications based on large-scale fiber Bragg grating array
To achieve data-driven intelligence in engineering applications, the key requirements for
distributed optical fiber sensor networks are large capacity, long distance, dense distribution …
distributed optical fiber sensor networks are large capacity, long distance, dense distribution …
Experimental study and resilience modeling for prefabricated hollow diaphragm walls of full-assembled underground stations under urban multi-disturbance …
A full-assembled underground station (FUS) using a prefabricated enclosure structure and
prefabricated main structure was constructed for the first time in the Shenzhen Metro. The …
prefabricated main structure was constructed for the first time in the Shenzhen Metro. The …
Fiber-optic wireless sensor network using ultra-weak fiber Bragg gratings for vertical subsurface deformation monitoring
The determination of subsurface deformation is critical to understanding the subsurface
dynamic processes, but most of conventional monitoring methods still have challenges in …
dynamic processes, but most of conventional monitoring methods still have challenges in …
Galloping vibration monitoring of overhead transmission lines by chirped FBG array
Q Yan, C Zhou, X Feng, C Deng, W Hu, Y Xu - Photonic Sensors, 2022 - Springer
A distributed online fiber sensing system based on the phase-sensitive optical time domain
reflectometer (Φ-OTDR) enhanced by the drawing tower fiber Bragg grating (FBG) array is …
reflectometer (Φ-OTDR) enhanced by the drawing tower fiber Bragg grating (FBG) array is …
A method for monitoring the uneven settlement of shield tunnels considering the flattening effect using distributed strain data measured from BOTDA sensors
Z Zhou, X Ma, Y Liu, H Li - Structural Health Monitoring, 2024 - journals.sagepub.com
When investigating the uneven settlement monitoring of shield tunnels, the influence of the
flattening effect under longitudinal bending is rarely considered, which leads to inaccurate …
flattening effect under longitudinal bending is rarely considered, which leads to inaccurate …
Life cycle monitoring of offshore steel pipe piles via UWFBG Wireless sensor network
J Wu, S Xu, L Qi, Z Meng, L Jia - Structural Control and Health …, 2023 - Wiley Online Library
Monitoring the stress and deformation state of offshore steel pipe piles is very necessary for
complex ocean environments. However, challenges still remain in remotely capturing …
complex ocean environments. However, challenges still remain in remotely capturing …
Research on weak vibration characteristics based on EMD and design of MZI classifier
H Feng, M Wang, Z Sha, L Du… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
Weak vibration identification is one of the key challenges in the field of pipeline safety
warning using distributed fiber optic sensor. In this paper, we proposed a novel algorithm …
warning using distributed fiber optic sensor. In this paper, we proposed a novel algorithm …
Online long-distance monitoring of subway vibration reduction effect using ultra-weak fiber Bragg grating arrays
Monitoring the subway vibration reduction effect is vital since subway train-induced vibration
brings great damage and distress to the buildings and residents along the metro line. To …
brings great damage and distress to the buildings and residents along the metro line. To …
Application of ultra-weak FBG technology in real-time monitoring of landslide shear displacement
H Han, B Shi, CC Zhang, H Sang, X Huang, G Wei - Acta Geotechnica, 2023 - Springer
Real-time monitoring of landslide shear displacements is important for early warning of
landslide hazards. However, distributed and real-time monitoring of landslide displacements …
landslide hazards. However, distributed and real-time monitoring of landslide displacements …
Incremental learning model for dynamical identification and classification of abnormal vibration in operational underground facilities
F Chai, B Zhou, X Xie, Z Zhang, C Wang - Tunnelling and Underground …, 2023 - Elsevier
Underground infrastructures are rapidly growing in size and complexity. However, their
operations are affected by several hazards, including hidden structural deterioration and …
operations are affected by several hazards, including hidden structural deterioration and …