Recent advances in sensors for fire detection

F Khan, Z Xu, J Sun, FM Khan, A Ahmed, Y Zhao - Sensors, 2022 - mdpi.com
Fire is indeed one of the major contributing factors to fatalities, property damage, and
economic disruption. A large number of fire incidents across the world cause devastation …

Distributed optical fiber sensing and applications based on large-scale fiber Bragg grating array

X Gui, Z Li, X Fu, H Guo, Y Wang… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
To achieve data-driven intelligence in engineering applications, the key requirements for
distributed optical fiber sensor networks are large capacity, long distance, dense distribution …

Large-scale cascading of first-order FBG array in a highly multimode coreless fiber using femtosecond laser for distributed thermal sensing

F Mumtaz, B Zhang, RJ O'Malley, J Huang - Optics Express, 2023 - opg.optica.org
This research focuses on the performance analysis and characterization of a fiber Bragg
gratings (FBGs) array, consisting of 10 first-order FBGs inscribed by a femtosecond (FS) …

A wearable piezoelectro-triboelectric sensor with nanocomposite electrodes for human physiological detection

N Zhou, H Ao, X Chen, H Jiang - Nano Energy, 2022 - Elsevier
The detection capability of many electronic sensors is easily interfered by the external
turbulent environment. The sensor integrated with different power generation mechanisms …

A non-invasive measurement method of pipeline flow rate based on dual FBG sensors

C Li, MY Liu, H Song, XL Yang, YH Wu - IEEE Sensors Journal, 2022 - ieeexplore.ieee.org
Combining fiber Bragg grating (FBG) sensors and finite element simulation analysis, an
online monitoring method for non-invasive distributed flow velocity in pipelines has been …

Fiber Bragg grating based quasi-distributed bolt force sensor with torque resistance

Y Guo, Z Hu, L Xiong, X Zhou, P Zhu - Measurement, 2022 - Elsevier
Accurate measurement of bolt force condition is essential for safe operation of industrial
infrastructures. We propose a novel bolt force sensor based on fiber Bragg grating (FBG) …

Review of fabrication and packaging of UV-induced FBGs for high temperature sensing

X Jiang, Z Duan, T Xu, LR Mupfukirei, Z Yu… - Optical Fiber …, 2024 - Elsevier
The demand for temperature sensors has been steadily rising as industry progresses. The
miniature size of fiber Bragg grating (FBG) temperature sensors, their resistance to …

A CNN based anomaly detection network for utility tunnel fire protection

H Bian, Z Zhu, X Zang, X Luo, M Jiang - Fire, 2022 - mdpi.com
Fire accident is one of the significant threats to the urban utility tunnel (UUT) during
operation, and the emergency response is challenging due to the compact tunnel structure …

FBG pressure sensor in pressure distribution monitoring of ship

G Xu, B He, H Li, X Gui, Z Li - Optics Express, 2022 - opg.optica.org
In order to realize the multi-point load measurement of ship hull during wave experiments,
an FBG pressure sensor was developed to monitor ship bottom liquid level. The principle is …

Demodulation of temperature with high spatial resolution based on RDTS system

P Chen, Y Yang, X Dong - Measurement, 2023 - Elsevier
Measurement of temperature along the fiber based on Raman distributed temperature
sensing (RDTS) system has been studied and applied broadly. However, the minimum fiber …